diff --git a/include/sway/desktop/transaction.h b/include/sway/desktop/transaction.h new file mode 100644 index 00000000..7ab80eb8 --- /dev/null +++ b/include/sway/desktop/transaction.h @@ -0,0 +1,67 @@ +#ifndef _SWAY_TRANSACTION_H +#define _SWAY_TRANSACTION_H +#include +#include "sway/tree/container.h" + +/** + * Transactions enable us to perform atomic layout updates. + * + * When we want to make adjustments to the layout, we create a transaction. + * A transaction contains a list of affected containers and their new state. + * A state might contain a new size, or new border settings, or new parent/child + * relationships. + * + * Calling transaction_commit() makes sway notify of all the affected clients + * with their new sizes. We then wait for all the views to respond with their + * new surface sizes. When all are ready, or when a timeout has passed, we apply + * the updates all at the same time. + */ + +struct sway_transaction; + +/** + * Create a new transaction. + */ +struct sway_transaction *transaction_create(void); + +/** + * Add a container's pending state to the transaction. + */ +void transaction_add_container(struct sway_transaction *transaction, + struct sway_container *container); + +/** + * Submit a transaction to the client views for configuration. + */ +void transaction_commit(struct sway_transaction *transaction); + +/** + * Notify the transaction system that a view is ready for the new layout. + * + * When all views in the transaction are ready, the layout will be applied. + */ +void transaction_notify_view_ready(struct sway_view *view, uint32_t serial); + +/** + * Notify the transaction system that a view is ready for the new layout, but + * identifying the instruction by width and height rather than by serial. + * + * This is used by xwayland views, as they don't have serials. + */ +void transaction_notify_view_ready_by_size(struct sway_view *view, + int width, int height); + +/** + * Get the saved texture that should be rendered for a view. + * + * The addresses pointed at by the width and height pointers will be populated + * with the surface's dimensions, which may be different to the texture's + * dimensions if output scaling is used. + * + * This function should only be called if it is known that the view has + * instructions. + */ +struct wlr_texture *transaction_get_saved_texture(struct sway_view *view, + int *width, int *height); + +#endif diff --git a/include/sway/input/seat.h b/include/sway/input/seat.h index 1f7792ba..0e440701 100644 --- a/include/sway/input/seat.h +++ b/include/sway/input/seat.h @@ -118,6 +118,17 @@ struct sway_container *seat_get_focus_inactive_view(struct sway_seat *seat, struct sway_container *seat_get_active_child(struct sway_seat *seat, struct sway_container *container); +/** + * Return the immediate child of container which was most recently focused, with + * fallback to selecting the child in the parent's `current` (rendered) children + * list. + * + * This is useful for when a tabbed container and its children are destroyed but + * still being rendered, and we have to render an appropriate child. + */ +struct sway_container *seat_get_active_current_child(struct sway_seat *seat, + struct sway_container *container); + /** * Iterate over the focus-inactive children of the container calling the * function on each. diff --git a/include/sway/output.h b/include/sway/output.h index 8180ce3d..19fc5e99 100644 --- a/include/sway/output.h +++ b/include/sway/output.h @@ -46,6 +46,8 @@ void output_damage_surface(struct sway_output *output, double ox, double oy, void output_damage_from_view(struct sway_output *output, struct sway_view *view); +void output_damage_box(struct sway_output *output, struct wlr_box *box); + void output_damage_whole_container(struct sway_output *output, struct sway_container *con); diff --git a/include/sway/server.h b/include/sway/server.h index b016aba8..1e1aa3cc 100644 --- a/include/sway/server.h +++ b/include/sway/server.h @@ -11,6 +11,7 @@ #include #include // TODO WLR: make Xwayland optional +#include "list.h" #include "sway/xwayland.h" struct sway_server { @@ -40,6 +41,14 @@ struct sway_server { struct sway_xwayland xwayland; struct wl_listener xwayland_surface; struct wl_listener xwayland_ready; + + bool debug_txn_timings; + + list_t *transactions; + + // When a view is being destroyed and is waiting for a transaction to + // complete it will be stored here. + list_t *destroying_containers; }; struct sway_server server; diff --git a/include/sway/tree/arrange.h b/include/sway/tree/arrange.h index a14bc5dc..58235642 100644 --- a/include/sway/tree/arrange.h +++ b/include/sway/tree/arrange.h @@ -1,5 +1,6 @@ #ifndef _SWAY_ARRANGE_H #define _SWAY_ARRANGE_H +#include "sway/desktop/transaction.h" struct sway_container; @@ -9,16 +10,27 @@ void remove_gaps(struct sway_container *c); // Add gaps around container void add_gaps(struct sway_container *c); -// Determine the root container's geometry, then iterate to everything below -void arrange_root(void); - -// Determine the output's geometry, then iterate to everything below -void arrange_output(struct sway_container *output); - -// Determine the workspace's geometry, then iterate to everything below -void arrange_workspace(struct sway_container *workspace); - -// Arrange layout for all the children of the given workspace/container -void arrange_children_of(struct sway_container *parent); +/** + * Arrange layout for all the children of the given container, and add them to + * the given transaction. + * + * Use this function if you need to arrange multiple sections of the tree in one + * transaction. + * + * You must set the desired state of the container before calling + * arrange_windows, then don't change any state-tracked properties in the + * container until you've called transaction_commit. + */ +void arrange_windows(struct sway_container *container, + struct sway_transaction *transaction); + +/** + * Arrange layout for the given container and commit the transaction. + * + * This function is a wrapper around arrange_windows, and handles creating and + * committing the transaction for you. Use this function if you're only doing + * one arrange operation. + */ +void arrange_and_commit(struct sway_container *container); #endif diff --git a/include/sway/tree/container.h b/include/sway/tree/container.h index b3406bbe..728daa84 100644 --- a/include/sway/tree/container.h +++ b/include/sway/tree/container.h @@ -54,6 +54,37 @@ struct sway_output; struct sway_workspace; struct sway_view; +struct sway_container_state { + // Container/swayc properties + enum sway_container_layout layout; + double swayc_x, swayc_y; + double swayc_width, swayc_height; + + bool has_gaps; + double current_gaps; + double gaps_inner; + double gaps_outer; + + struct sway_container *parent; + list_t *children; + + // View properties + double view_x, view_y; + double view_width, view_height; + bool is_fullscreen; + + enum sway_container_border border; + int border_thickness; + bool border_top; + bool border_bottom; + bool border_left; + bool border_right; + + // Workspace properties + struct sway_view *ws_fullscreen; + struct sway_container *ws_floating; +}; + struct sway_container { union { // TODO: Encapsulate state for other node types as well like C_CONTAINER @@ -69,6 +100,10 @@ struct sway_container { */ size_t id; + // The pending state is the main container properties, and the current state is in the below struct. + // This means most places of the code can refer to the main variables (pending state) and it'll just work. + struct sway_container_state current; + char *name; // The view's title (unformatted) char *formatted_title; // The title displayed in the title bar @@ -97,8 +132,6 @@ struct sway_container { struct sway_container *parent; - list_t *marks; // list of char* - float alpha; struct wlr_texture *title_focused; @@ -107,6 +140,10 @@ struct sway_container { struct wlr_texture *title_urgent; size_t title_height; + list_t *instructions; // struct sway_transaction_instruction * + + bool destroying; + struct { struct wl_signal destroy; // Raised after the tree updates, but before arrange_windows @@ -150,6 +187,8 @@ struct sway_container *workspace_create(struct sway_container *output, struct sway_container *container_view_create( struct sway_container *sibling, struct sway_view *sway_view); +void container_free(struct sway_container *cont); + struct sway_container *container_destroy(struct sway_container *container); struct sway_container *container_close(struct sway_container *container); @@ -253,4 +292,9 @@ void container_set_geometry_from_floating_view(struct sway_container *con); */ bool container_is_floating(struct sway_container *container); +/** + * Get a container's box in layout coordinates. + */ +void container_get_box(struct sway_container *container, struct wlr_box *box); + #endif diff --git a/include/sway/tree/view.h b/include/sway/tree/view.h index 91865232..b99044d3 100644 --- a/include/sway/tree/view.h +++ b/include/sway/tree/view.h @@ -29,8 +29,8 @@ struct sway_view_impl { const char *(*get_string_prop)(struct sway_view *view, enum sway_view_prop prop); uint32_t (*get_int_prop)(struct sway_view *view, enum sway_view_prop prop); - void (*configure)(struct sway_view *view, double lx, double ly, int width, - int height); + uint32_t (*configure)(struct sway_view *view, double lx, double ly, + int width, int height); void (*set_activated)(struct sway_view *view, bool activated); void (*set_tiled)(struct sway_view *view, bool tiled); void (*set_fullscreen)(struct sway_view *view, bool fullscreen); @@ -69,6 +69,8 @@ struct sway_view { bool border_left; bool border_right; + bool destroying; + list_t *executed_criteria; // struct criteria * list_t *marks; // char * @@ -104,8 +106,6 @@ struct sway_xdg_shell_v6_view { struct wl_listener map; struct wl_listener unmap; struct wl_listener destroy; - - int pending_width, pending_height; }; struct sway_xdg_shell_view { @@ -120,8 +120,6 @@ struct sway_xdg_shell_view { struct wl_listener map; struct wl_listener unmap; struct wl_listener destroy; - - int pending_width, pending_height; }; struct sway_xwayland_view { @@ -139,9 +137,6 @@ struct sway_xwayland_view { struct wl_listener map; struct wl_listener unmap; struct wl_listener destroy; - - int pending_lx, pending_ly; - int pending_width, pending_height; }; struct sway_xwayland_unmanaged { @@ -213,9 +208,14 @@ uint32_t view_get_window_type(struct sway_view *view); const char *view_get_shell(struct sway_view *view); -void view_configure(struct sway_view *view, double ox, double oy, int width, +uint32_t view_configure(struct sway_view *view, double lx, double ly, int width, int height); +/** + * Center the view in its workspace and build the swayc decorations around it. + */ +void view_init_floating(struct sway_view *view); + /** * Configure the view's position and size based on the swayc's position and * size, taking borders into consideration. @@ -242,6 +242,8 @@ void view_for_each_surface(struct sway_view *view, void view_init(struct sway_view *view, enum sway_view_type type, const struct sway_view_impl *impl); +void view_free(struct sway_view *view); + void view_destroy(struct sway_view *view); void view_map(struct sway_view *view, struct wlr_surface *wlr_surface); diff --git a/sway/commands/border.c b/sway/commands/border.c index 0b059562..6db85395 100644 --- a/sway/commands/border.c +++ b/sway/commands/border.c @@ -3,6 +3,7 @@ #include "sway/config.h" #include "sway/input/cursor.h" #include "sway/input/input-manager.h" +#include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/view.h" @@ -38,13 +39,11 @@ struct cmd_results *cmd_border(int argc, char **argv) { } if (container_is_floating(view->swayc)) { - container_damage_whole(view->swayc); container_set_geometry_from_floating_view(view->swayc); - container_damage_whole(view->swayc); - } else { - view_autoconfigure(view); } + arrange_and_commit(view->swayc); + struct sway_seat *seat = input_manager_current_seat(input_manager); if (seat->cursor) { cursor_send_pointer_motion(seat->cursor, 0, false); diff --git a/sway/commands/floating.c b/sway/commands/floating.c index 46b761da..e6003521 100644 --- a/sway/commands/floating.c +++ b/sway/commands/floating.c @@ -36,5 +36,8 @@ struct cmd_results *cmd_floating(int argc, char **argv) { container_set_floating(container, wants_floating); + struct sway_container *workspace = container_parent(container, C_WORKSPACE); + arrange_and_commit(workspace); + return cmd_results_new(CMD_SUCCESS, NULL, NULL); } diff --git a/sway/commands/fullscreen.c b/sway/commands/fullscreen.c index ec9ec276..1a4d8b41 100644 --- a/sway/commands/fullscreen.c +++ b/sway/commands/fullscreen.c @@ -1,6 +1,7 @@ #include "log.h" #include "sway/commands.h" #include "sway/config.h" +#include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/view.h" #include "sway/tree/layout.h" @@ -32,5 +33,8 @@ struct cmd_results *cmd_fullscreen(int argc, char **argv) { view_set_fullscreen(view, wants_fullscreen); + struct sway_container *workspace = container_parent(container, C_WORKSPACE); + arrange_and_commit(workspace->parent); + return cmd_results_new(CMD_SUCCESS, NULL, NULL); } diff --git a/sway/commands/gaps.c b/sway/commands/gaps.c index aacb792b..801fb179 100644 --- a/sway/commands/gaps.c +++ b/sway/commands/gaps.c @@ -31,21 +31,19 @@ struct cmd_results *cmd_gaps(int argc, char **argv) { if (strcmp(argv[1], "on") == 0) { config->edge_gaps = true; - arrange_root(); } else if (strcmp(argv[1], "off") == 0) { config->edge_gaps = false; - arrange_root(); } else if (strcmp(argv[1], "toggle") == 0) { if (!config->active) { return cmd_results_new(CMD_INVALID, "gaps", "Cannot toggle gaps while not running."); } config->edge_gaps = !config->edge_gaps; - arrange_root(); } else { return cmd_results_new(CMD_INVALID, "gaps", "gaps edge_gaps on|off|toggle"); } + arrange_and_commit(&root_container); } else { int amount_idx = 0; // the current index in argv enum gaps_op op = GAPS_OP_SET; @@ -120,13 +118,13 @@ struct cmd_results *cmd_gaps(int argc, char **argv) { "gaps inner|outer "); } return cmd_results_new(CMD_INVALID, "gaps", - "gaps inner|outer all|workspace|current set|plus|minus "); + "gaps inner|outer all|workspace|current set|plus|minus "); } if (amount_idx == 0) { // gaps config->gaps_inner = val; config->gaps_outer = val; - arrange_root(); + arrange_and_commit(&root_container); return cmd_results_new(CMD_SUCCESS, NULL, NULL); } // Other variants. The middle-length variant (gaps inner|outer ) @@ -150,14 +148,14 @@ struct cmd_results *cmd_gaps(int argc, char **argv) { break; } } - + if (scope == GAPS_SCOPE_ALL) { if (inner) { config->gaps_inner = total; } else { config->gaps_outer = total; } - arrange_root(); + arrange_and_commit(&root_container); } else { struct sway_container *c = config->handler_context.current_container; @@ -171,11 +169,7 @@ struct cmd_results *cmd_gaps(int argc, char **argv) { c->gaps_outer = total; } - if (c->parent) { - arrange_children_of(c->parent); - } else { - arrange_root(); - } + arrange_and_commit(c->parent ? c->parent : &root_container); } } diff --git a/sway/commands/layout.c b/sway/commands/layout.c index a009e38f..9945fa5c 100644 --- a/sway/commands/layout.c +++ b/sway/commands/layout.c @@ -49,7 +49,7 @@ struct cmd_results *cmd_layout(int argc, char **argv) { } container_notify_subtree_changed(parent); - arrange_children_of(parent); + arrange_and_commit(parent); return cmd_results_new(CMD_SUCCESS, NULL, NULL); } diff --git a/sway/commands/move.c b/sway/commands/move.c index dc9a6f6f..a4fae388 100644 --- a/sway/commands/move.c +++ b/sway/commands/move.c @@ -5,8 +5,10 @@ #include #include #include "sway/commands.h" +#include "sway/desktop/transaction.h" #include "sway/input/seat.h" #include "sway/output.h" +#include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/layout.h" #include "sway/tree/workspace.h" @@ -88,6 +90,7 @@ static struct cmd_results *cmd_move_container(struct sway_container *current, } free(ws_name); struct sway_container *old_parent = current->parent; + struct sway_container *old_ws = container_parent(current, C_WORKSPACE); struct sway_container *destination = seat_get_focus_inactive( config->handler_context.seat, ws); container_move_to(current, destination); @@ -96,6 +99,15 @@ static struct cmd_results *cmd_move_container(struct sway_container *current, seat_set_focus(config->handler_context.seat, focus); container_reap_empty(old_parent); container_reap_empty(destination->parent); + + // TODO: Ideally we would arrange the surviving parent after reaping, + // but container_reap_empty does not return it, so we arrange the + // workspace instead. + struct sway_transaction *txn = transaction_create(); + arrange_windows(old_ws, txn); + arrange_windows(destination->parent, txn); + transaction_commit(txn); + return cmd_results_new(CMD_SUCCESS, NULL, NULL); } else if (strcasecmp(argv[1], "to") == 0 && strcasecmp(argv[2], "output") == 0) { @@ -121,10 +133,20 @@ static struct cmd_results *cmd_move_container(struct sway_container *current, focus = destination->children->items[0]; } struct sway_container *old_parent = current->parent; + struct sway_container *old_ws = container_parent(current, C_WORKSPACE); container_move_to(current, focus); seat_set_focus(config->handler_context.seat, old_parent); container_reap_empty(old_parent); container_reap_empty(focus->parent); + + // TODO: Ideally we would arrange the surviving parent after reaping, + // but container_reap_empty does not return it, so we arrange the + // workspace instead. + struct sway_transaction *txn = transaction_create(); + arrange_windows(old_ws, txn); + arrange_windows(focus->parent, txn); + transaction_commit(txn); + return cmd_results_new(CMD_SUCCESS, NULL, NULL); } return cmd_results_new(CMD_INVALID, "move", expected_syntax); @@ -152,6 +174,37 @@ static struct cmd_results *cmd_move_workspace(struct sway_container *current, current = container_parent(current, C_WORKSPACE); } container_move_to(current, destination); + + struct sway_transaction *txn = transaction_create(); + arrange_windows(source, txn); + arrange_windows(destination, txn); + transaction_commit(txn); + + return cmd_results_new(CMD_SUCCESS, NULL, NULL); +} + +static struct cmd_results *move_in_direction(struct sway_container *container, + enum movement_direction direction, int move_amt) { + if (container->type == C_WORKSPACE) { + return cmd_results_new(CMD_FAILURE, "move", + "Cannot move workspaces in a direction"); + } + // For simplicity, we'll arrange the entire workspace. The reason for this + // is moving the container might reap the old parent, and container_move + // does not return a surviving parent. + // TODO: Make container_move return the surviving parent so we can arrange + // just that. + struct sway_container *old_ws = container_parent(container, C_WORKSPACE); + container_move(container, direction, move_amt); + struct sway_container *new_ws = container_parent(container, C_WORKSPACE); + + struct sway_transaction *txn = transaction_create(); + arrange_windows(old_ws, txn); + if (new_ws != old_ws) { + arrange_windows(new_ws, txn); + } + transaction_commit(txn); + return cmd_results_new(CMD_SUCCESS, NULL, NULL); } @@ -173,13 +226,13 @@ struct cmd_results *cmd_move(int argc, char **argv) { } if (strcasecmp(argv[0], "left") == 0) { - container_move(current, MOVE_LEFT, move_amt); + return move_in_direction(current, MOVE_LEFT, move_amt); } else if (strcasecmp(argv[0], "right") == 0) { - container_move(current, MOVE_RIGHT, move_amt); + return move_in_direction(current, MOVE_RIGHT, move_amt); } else if (strcasecmp(argv[0], "up") == 0) { - container_move(current, MOVE_UP, move_amt); + return move_in_direction(current, MOVE_UP, move_amt); } else if (strcasecmp(argv[0], "down") == 0) { - container_move(current, MOVE_DOWN, move_amt); + return move_in_direction(current, MOVE_DOWN, move_amt); } else if (strcasecmp(argv[0], "container") == 0 || strcasecmp(argv[0], "window") == 0) { return cmd_move_container(current, argc, argv); diff --git a/sway/commands/reload.c b/sway/commands/reload.c index 092dd46f..9fc213c4 100644 --- a/sway/commands/reload.c +++ b/sway/commands/reload.c @@ -12,6 +12,6 @@ struct cmd_results *cmd_reload(int argc, char **argv) { } load_swaybars(); - arrange_root(); + arrange_and_commit(&root_container); return cmd_results_new(CMD_SUCCESS, NULL, NULL); } diff --git a/sway/commands/resize.c b/sway/commands/resize.c index 29637953..6357343e 100644 --- a/sway/commands/resize.c +++ b/sway/commands/resize.c @@ -182,7 +182,7 @@ static void resize_tiled(int amount, enum resize_axis axis) { } } - arrange_children_of(parent->parent); + arrange_and_commit(parent->parent); } static void resize(int amount, enum resize_axis axis, enum resize_unit unit) { diff --git a/sway/commands/smart_gaps.c b/sway/commands/smart_gaps.c index 38700d65..f687e78e 100644 --- a/sway/commands/smart_gaps.c +++ b/sway/commands/smart_gaps.c @@ -16,13 +16,14 @@ struct cmd_results *cmd_smart_gaps(int argc, char **argv) { if (strcmp(argv[0], "on") == 0) { config->smart_gaps = true; - arrange_root(); } else if (strcmp(argv[0], "off") == 0) { config->smart_gaps = false; - arrange_root(); } else { return cmd_results_new(CMD_INVALID, "smart_gaps", "Expected 'smart_gaps ' "); } + + arrange_and_commit(&root_container); + return cmd_results_new(CMD_SUCCESS, NULL, NULL); } diff --git a/sway/commands/split.c b/sway/commands/split.c index 57e42a5a..c40f4d9f 100644 --- a/sway/commands/split.c +++ b/sway/commands/split.c @@ -16,7 +16,7 @@ static struct cmd_results *do_split(int layout) { } struct sway_container *parent = container_split(con, layout); container_create_notify(parent); - arrange_children_of(parent); + arrange_and_commit(parent->parent); return cmd_results_new(CMD_SUCCESS, NULL, NULL); } diff --git a/sway/commands/swap.c b/sway/commands/swap.c index e8dfc57f..e052058f 100644 --- a/sway/commands/swap.c +++ b/sway/commands/swap.c @@ -1,6 +1,8 @@ #include #include #include "sway/commands.h" +#include "sway/desktop/transaction.h" +#include "sway/tree/arrange.h" #include "sway/tree/layout.h" #include "sway/tree/view.h" #include "stringop.h" @@ -76,5 +78,15 @@ struct cmd_results *cmd_swap(int argc, char **argv) { } container_swap(current, other); + + struct sway_transaction *txn = transaction_create(); + arrange_windows(current->parent, txn); + + if (other->parent != current->parent) { + arrange_windows(other->parent, txn); + } + + transaction_commit(txn); + return cmd_results_new(CMD_SUCCESS, NULL, NULL); } diff --git a/sway/config.c b/sway/config.c index 949c5cd3..12a02163 100644 --- a/sway/config.c +++ b/sway/config.c @@ -531,7 +531,7 @@ static int detect_brace_on_following_line(FILE *file, char *line, } while (peeked && strlen(peeked) == 0); if (peeked && strlen(peeked) == 1 && peeked[0] == '{') { - fseek(file, position, SEEK_SET); + fseek(file, position, SEEK_SET); } else { lines = 0; } @@ -735,6 +735,6 @@ void config_update_font_height(bool recalculate) { } if (config->font_height != prev_max_height) { - arrange_root(); + arrange_and_commit(&root_container); } } diff --git a/sway/desktop/desktop.c b/sway/desktop/desktop.c index 66f33151..e495790c 100644 --- a/sway/desktop/desktop.c +++ b/sway/desktop/desktop.c @@ -7,7 +7,8 @@ void desktop_damage_surface(struct wlr_surface *surface, double lx, double ly, for (int i = 0; i < root_container.children->length; ++i) { struct sway_container *cont = root_container.children->items[i]; if (cont->type == C_OUTPUT) { - output_damage_surface(cont->sway_output, lx - cont->x, ly - cont->y, + output_damage_surface(cont->sway_output, + lx - cont->current.swayc_x, ly - cont->current.swayc_y, surface, whole); } } diff --git a/sway/desktop/layer_shell.c b/sway/desktop/layer_shell.c index b57d1ee6..ff37bbf1 100644 --- a/sway/desktop/layer_shell.c +++ b/sway/desktop/layer_shell.c @@ -176,7 +176,7 @@ void arrange_layers(struct sway_output *output) { sizeof(struct wlr_box)) != 0) { wlr_log(L_DEBUG, "Usable area changed, rearranging output"); memcpy(&output->usable_area, &usable_area, sizeof(struct wlr_box)); - arrange_output(output->swayc); + arrange_and_commit(output->swayc); } // Arrange non-exlusive surfaces from top->bottom diff --git a/sway/desktop/output.c b/sway/desktop/output.c index 6244ca4a..541d765d 100644 --- a/sway/desktop/output.c +++ b/sway/desktop/output.c @@ -6,6 +6,7 @@ #include #include #include +#include #include #include #include @@ -69,6 +70,7 @@ struct render_data { struct root_geometry root_geo; struct sway_output *output; pixman_region32_t *damage; + struct sway_view *view; float alpha; }; @@ -100,8 +102,8 @@ static bool get_surface_box(struct root_geometry *geo, wlr_box_rotated_bounds(&box, geo->rotation, &rotated_box); struct wlr_box output_box = { - .width = output->swayc->width, - .height = output->swayc->height, + .width = output->swayc->current.swayc_width, + .height = output->swayc->current.swayc_height, }; struct wlr_box intersection; @@ -124,10 +126,10 @@ static void output_view_for_each_surface(struct sway_view *view, struct root_geometry *geo, wlr_surface_iterator_func_t iterator, void *user_data) { struct render_data *data = user_data; - geo->x = view->x - data->output->swayc->x; - geo->y = view->y - data->output->swayc->y; - geo->width = view->surface->current->width; - geo->height = view->surface->current->height; + geo->x = view->swayc->current.view_x - data->output->swayc->current.swayc_x; + geo->y = view->swayc->current.view_y - data->output->swayc->current.swayc_y; + geo->width = view->swayc->current.view_width; + geo->height = view->swayc->current.view_height; geo->rotation = 0; // TODO view_for_each_surface(view, iterator, user_data); @@ -153,8 +155,8 @@ static void unmanaged_for_each_surface(struct wl_list *unmanaged, wl_list_for_each(unmanaged_surface, unmanaged, link) { struct wlr_xwayland_surface *xsurface = unmanaged_surface->wlr_xwayland_surface; - double ox = unmanaged_surface->lx - output->swayc->x; - double oy = unmanaged_surface->ly - output->swayc->y; + double ox = unmanaged_surface->lx - output->swayc->current.swayc_x; + double oy = unmanaged_surface->ly - output->swayc->current.swayc_y; surface_for_each_surface(xsurface->surface, ox, oy, geo, iterator, user_data); @@ -241,13 +243,13 @@ static void render_surface_iterator(struct wlr_surface *surface, int sx, int sy, float alpha = data->alpha; struct wlr_texture *texture = wlr_surface_get_texture(surface); - if (texture == NULL) { + if (!texture) { return; } struct wlr_box box; bool intersects = get_surface_box(&data->root_geo, data->output, surface, - sx, sy, &box); + sx, sy, &box); if (!intersects) { return; } @@ -341,64 +343,107 @@ static void render_view_surfaces(struct sway_view *view, struct render_data data = { .output = output, .damage = damage, + .view = view, .alpha = alpha, }; output_view_for_each_surface( view, &data.root_geo, render_surface_iterator, &data); } +static void render_saved_view(struct sway_view *view, + struct sway_output *output, pixman_region32_t *damage, float alpha) { + struct wlr_output *wlr_output = output->wlr_output; + + int width, height; + struct wlr_texture *texture = + transaction_get_saved_texture(view, &width, &height); + if (!texture) { + return; + } + struct wlr_box box = { + .x = view->swayc->current.view_x - output->swayc->current.swayc_x, + .y = view->swayc->current.view_y - output->swayc->current.swayc_y, + .width = width, + .height = height, + }; + + struct wlr_box output_box = { + .width = output->swayc->current.swayc_width, + .height = output->swayc->current.swayc_height, + }; + + struct wlr_box intersection; + bool intersects = wlr_box_intersection(&output_box, &box, &intersection); + if (!intersects) { + return; + } + + scale_box(&box, wlr_output->scale); + + float matrix[9]; + wlr_matrix_project_box(matrix, &box, WL_OUTPUT_TRANSFORM_NORMAL, 0, + wlr_output->transform_matrix); + + render_texture(wlr_output, damage, texture, &box, matrix, alpha); +} + /** * Render a view's surface and left/bottom/right borders. */ static void render_view(struct sway_output *output, pixman_region32_t *damage, struct sway_container *con, struct border_colors *colors) { struct sway_view *view = con->sway_view; - render_view_surfaces(view, output, damage, view->swayc->alpha); + if (view->swayc->instructions->length) { + render_saved_view(view, output, damage, view->swayc->alpha); + } else { + render_view_surfaces(view, output, damage, view->swayc->alpha); + } struct wlr_box box; float output_scale = output->wlr_output->scale; float color[4]; + struct sway_container_state *state = &con->current; - if (view->border != B_NONE) { - if (view->border_left) { + if (state->border != B_NONE) { + if (state->border_left) { memcpy(&color, colors->child_border, sizeof(float) * 4); premultiply_alpha(color, con->alpha); - box.x = con->x; - box.y = view->y; - box.width = view->border_thickness; - box.height = view->height; + box.x = state->swayc_x; + box.y = state->view_y; + box.width = state->border_thickness; + box.height = state->view_height; scale_box(&box, output_scale); render_rect(output->wlr_output, damage, &box, color); } - if (view->border_right) { - if (con->parent->children->length == 1 - && con->parent->layout == L_HORIZ) { + if (state->border_right) { + if (state->parent->current.children->length == 1 + && state->parent->current.layout == L_HORIZ) { memcpy(&color, colors->indicator, sizeof(float) * 4); } else { memcpy(&color, colors->child_border, sizeof(float) * 4); } premultiply_alpha(color, con->alpha); - box.x = view->x + view->width; - box.y = view->y; - box.width = view->border_thickness; - box.height = view->height; + box.x = state->view_x + state->view_width; + box.y = state->view_y; + box.width = state->border_thickness; + box.height = state->view_height; scale_box(&box, output_scale); render_rect(output->wlr_output, damage, &box, color); } - if (view->border_bottom) { - if (con->parent->children->length == 1 - && con->parent->layout == L_VERT) { + if (state->border_bottom) { + if (state->parent->current.children->length == 1 + && con->current.parent->current.layout == L_VERT) { memcpy(&color, colors->indicator, sizeof(float) * 4); } else { memcpy(&color, colors->child_border, sizeof(float) * 4); } premultiply_alpha(color, con->alpha); - box.x = con->x; - box.y = view->y + view->height; - box.width = con->width; - box.height = view->border_thickness; + box.x = state->swayc_x; + box.y = state->view_y + state->view_height; + box.width = state->swayc_width; + box.height = state->border_thickness; scale_box(&box, output_scale); render_rect(output->wlr_output, damage, &box, color); } @@ -422,11 +467,13 @@ static void render_titlebar(struct sway_output *output, struct wlr_texture *marks_texture) { struct wlr_box box; float color[4]; - struct sway_view *view = con->type == C_VIEW ? con->sway_view : NULL; + struct sway_container_state *state = &con->current; float output_scale = output->wlr_output->scale; - enum sway_container_layout layout = con->parent->layout; - bool is_last_child = - con->parent->children->items[con->parent->children->length - 1] == con; + enum sway_container_layout layout = state->parent->current.layout; + list_t *children = state->parent->current.children; + bool is_last_child = children->items[children->length - 1] == con; + double output_x = output->swayc->current.swayc_x; + double output_y = output->swayc->current.swayc_y; // Single pixel bar above title memcpy(&color, colors->border, sizeof(float) * 4); @@ -443,9 +490,9 @@ static void render_titlebar(struct sway_output *output, bool connects_sides = false; if (layout == L_HORIZ || layout == L_VERT || (layout == L_STACKED && is_last_child)) { - if (view) { - left_offset = view->border_left * view->border_thickness; - right_offset = view->border_right * view->border_thickness; + if (con->type == C_VIEW) { + left_offset = state->border_left * state->border_thickness; + right_offset = state->border_right * state->border_thickness; connects_sides = true; } } @@ -479,10 +526,9 @@ static void render_titlebar(struct sway_output *output, struct wlr_box texture_box; wlr_texture_get_size(marks_texture, &texture_box.width, &texture_box.height); - texture_box.x = (x - output->swayc->x + width - TITLEBAR_H_PADDING) + texture_box.x = (x - output_x + width - TITLEBAR_H_PADDING) * output_scale - texture_box.width; - texture_box.y = (y - output->swayc->y + TITLEBAR_V_PADDING) - * output_scale; + texture_box.y = (y - output_y + TITLEBAR_V_PADDING) * output_scale; float matrix[9]; wlr_matrix_project_box(matrix, &texture_box, @@ -503,10 +549,8 @@ static void render_titlebar(struct sway_output *output, struct wlr_box texture_box; wlr_texture_get_size(title_texture, &texture_box.width, &texture_box.height); - texture_box.x = (x - output->swayc->x + TITLEBAR_H_PADDING) - * output_scale; - texture_box.y = (y - output->swayc->y + TITLEBAR_V_PADDING) - * output_scale; + texture_box.x = (x - output_x + TITLEBAR_H_PADDING) * output_scale; + texture_box.y = (y - output_y + TITLEBAR_V_PADDING) * output_scale; float matrix[9]; wlr_matrix_project_box(matrix, &texture_box, @@ -566,15 +610,15 @@ static void render_titlebar(struct sway_output *output, // Left pixel in line with bottom bar box.x = x; box.y = y + container_titlebar_height() - TITLEBAR_BORDER_THICKNESS; - box.width = view->border_thickness * view->border_left; + box.width = state->border_thickness * state->border_left; box.height = TITLEBAR_BORDER_THICKNESS; scale_box(&box, output_scale); render_rect(output->wlr_output, output_damage, &box, color); // Right pixel in line with bottom bar - box.x = x + width - view->border_thickness * view->border_right; + box.x = x + width - state->border_thickness * state->border_right; box.y = y + container_titlebar_height() - TITLEBAR_BORDER_THICKNESS; - box.width = view->border_thickness * view->border_right; + box.width = state->border_thickness * state->border_right; box.height = TITLEBAR_BORDER_THICKNESS; scale_box(&box, output_scale); render_rect(output->wlr_output, output_damage, &box, color); @@ -587,8 +631,8 @@ static void render_titlebar(struct sway_output *output, static void render_top_border(struct sway_output *output, pixman_region32_t *output_damage, struct sway_container *con, struct border_colors *colors) { - struct sway_view *view = con->sway_view; - if (!view->border_top) { + struct sway_container_state *state = &con->current; + if (!state->border_top) { return; } struct wlr_box box; @@ -598,10 +642,10 @@ static void render_top_border(struct sway_output *output, // Child border - top edge memcpy(&color, colors->child_border, sizeof(float) * 4); premultiply_alpha(color, con->alpha); - box.x = con->x; - box.y = con->y; - box.width = con->width; - box.height = view->border_thickness; + box.x = state->swayc_x; + box.y = state->swayc_y; + box.width = state->swayc_width; + box.height = state->border_thickness; scale_box(&box, output_scale); render_rect(output->wlr_output, output_damage, &box, color); } @@ -621,30 +665,34 @@ static void render_container_simple(struct sway_output *output, struct sway_seat *seat = input_manager_current_seat(input_manager); struct sway_container *focus = seat_get_focus(seat); - for (int i = 0; i < con->children->length; ++i) { - struct sway_container *child = con->children->items[i]; + for (int i = 0; i < con->current.children->length; ++i) { + struct sway_container *child = con->current.children->items[i]; if (child->type == C_VIEW) { + struct sway_view *view = child->sway_view; struct border_colors *colors; struct wlr_texture *title_texture; struct wlr_texture *marks_texture; + struct sway_container_state *state = &child->current; + if (focus == child || parent_focused) { colors = &config->border_colors.focused; title_texture = child->title_focused; - marks_texture = child->sway_view->marks_focused; + marks_texture = view->marks_focused; } else if (seat_get_focus_inactive(seat, con) == child) { colors = &config->border_colors.focused_inactive; title_texture = child->title_focused_inactive; - marks_texture = child->sway_view->marks_focused_inactive; + marks_texture = view->marks_focused_inactive; } else { colors = &config->border_colors.unfocused; title_texture = child->title_unfocused; - marks_texture = child->sway_view->marks_unfocused; + marks_texture = view->marks_unfocused; } - if (child->sway_view->border == B_NORMAL) { - render_titlebar(output, damage, child, child->x, child->y, - child->width, colors, title_texture, marks_texture); + if (state->border == B_NORMAL) { + render_titlebar(output, damage, child, state->swayc_x, + state->swayc_y, state->swayc_width, colors, + title_texture, marks_texture); } else { render_top_border(output, damage, child, colors); } @@ -662,22 +710,23 @@ static void render_container_simple(struct sway_output *output, static void render_container_tabbed(struct sway_output *output, pixman_region32_t *damage, struct sway_container *con, bool parent_focused) { - if (!con->children->length) { + if (!con->current.children->length) { return; } struct sway_seat *seat = input_manager_current_seat(input_manager); struct sway_container *focus = seat_get_focus(seat); - struct sway_container *current = seat_get_active_child(seat, con); - struct border_colors *current_colors = NULL; + struct sway_container *current = seat_get_active_current_child(seat, con); + struct border_colors *current_colors = &config->border_colors.unfocused; + struct sway_container_state *pstate = &con->current; // Render tabs - for (int i = 0; i < con->children->length; ++i) { - struct sway_container *child = con->children->items[i]; + for (int i = 0; i < con->current.children->length; ++i) { + struct sway_container *child = con->current.children->items[i]; + struct sway_view *view = child->type == C_VIEW ? child->sway_view : NULL; + struct sway_container_state *cstate = &child->current; struct border_colors *colors; struct wlr_texture *title_texture; struct wlr_texture *marks_texture; - struct sway_view *view = - child->type == C_VIEW ? child->sway_view : NULL; if (focus == child || parent_focused) { colors = &config->border_colors.focused; @@ -686,22 +735,22 @@ static void render_container_tabbed(struct sway_output *output, } else if (child == current) { colors = &config->border_colors.focused_inactive; title_texture = child->title_focused_inactive; - marks_texture = view ? view->marks_focused : NULL; + marks_texture = view ? view->marks_focused_inactive : NULL; } else { colors = &config->border_colors.unfocused; title_texture = child->title_unfocused; marks_texture = view ? view->marks_unfocused : NULL; } - int tab_width = con->width / con->children->length; - int x = con->x + tab_width * i; + int tab_width = pstate->swayc_width / pstate->children->length; + int x = pstate->swayc_x + tab_width * i; // Make last tab use the remaining width of the parent - if (i == con->children->length - 1) { - tab_width = con->width - tab_width * i; + if (i == pstate->children->length - 1) { + tab_width = pstate->swayc_width - tab_width * i; } - render_titlebar(output, damage, child, x, child->y, tab_width, colors, - title_texture, marks_texture); + render_titlebar(output, damage, child, x, cstate->swayc_y, tab_width, + colors, title_texture, marks_texture); if (child == current) { current_colors = colors; @@ -709,11 +758,13 @@ static void render_container_tabbed(struct sway_output *output, } // Render surface and left/right/bottom borders - if (current->type == C_VIEW) { - render_view(output, damage, current, current_colors); - } else { - render_container(output, damage, current, - parent_focused || current == focus); + if (current) { + if (current->type == C_VIEW) { + render_view(output, damage, current, current_colors); + } else { + render_container(output, damage, current, + parent_focused || current == focus); + } } } @@ -723,22 +774,23 @@ static void render_container_tabbed(struct sway_output *output, static void render_container_stacked(struct sway_output *output, pixman_region32_t *damage, struct sway_container *con, bool parent_focused) { - if (!con->children->length) { + if (!con->current.children->length) { return; } struct sway_seat *seat = input_manager_current_seat(input_manager); struct sway_container *focus = seat_get_focus(seat); - struct sway_container *current = seat_get_active_child(seat, con); - struct border_colors *current_colors = NULL; + struct sway_container *current = seat_get_active_current_child(seat, con); + struct border_colors *current_colors = &config->border_colors.unfocused; + struct sway_container_state *pstate = &con->current; // Render titles - for (int i = 0; i < con->children->length; ++i) { - struct sway_container *child = con->children->items[i]; + for (int i = 0; i < con->current.children->length; ++i) { + struct sway_container *child = con->current.children->items[i]; + struct sway_view *view = child->type == C_VIEW ? child->sway_view : NULL; + struct sway_container_state *cstate = &child->current; struct border_colors *colors; struct wlr_texture *title_texture; struct wlr_texture *marks_texture; - struct sway_view *view = - child->type == C_VIEW ? child->sway_view : NULL; if (focus == child || parent_focused) { colors = &config->border_colors.focused; @@ -754,9 +806,9 @@ static void render_container_stacked(struct sway_output *output, marks_texture = view ? view->marks_unfocused : NULL; } - int y = con->y + container_titlebar_height() * i; - render_titlebar(output, damage, child, child->x, y, child->width, - colors, title_texture, marks_texture); + int y = pstate->swayc_y + container_titlebar_height() * i; + render_titlebar(output, damage, child, cstate->swayc_x, y, + cstate->swayc_width, colors, title_texture, marks_texture); if (child == current) { current_colors = colors; @@ -764,18 +816,20 @@ static void render_container_stacked(struct sway_output *output, } // Render surface and left/right/bottom borders - if (current->type == C_VIEW) { - render_view(output, damage, current, current_colors); - } else { - render_container(output, damage, current, - parent_focused || current == focus); + if (current) { + if (current->type == C_VIEW) { + render_view(output, damage, current, current_colors); + } else { + render_container(output, damage, current, + parent_focused || current == focus); + } } } static void render_container(struct sway_output *output, pixman_region32_t *damage, struct sway_container *con, bool parent_focused) { - switch (con->layout) { + switch (con->current.layout) { case L_NONE: case L_HORIZ: case L_VERT: @@ -812,10 +866,11 @@ static void render_floating_container(struct sway_output *soutput, marks_texture = view->marks_unfocused; } - if (con->sway_view->border == B_NORMAL) { - render_titlebar(soutput, damage, con, con->x, con->y, con->width, - colors, title_texture, marks_texture); - } else if (con->sway_view->border != B_NONE) { + if (con->current.border == B_NORMAL) { + render_titlebar(soutput, damage, con, con->current.swayc_x, + con->current.swayc_y, con->current.swayc_width, colors, + title_texture, marks_texture); + } else if (con->current.border != B_NONE) { render_top_border(soutput, damage, con, colors); } render_view(soutput, damage, con, colors); @@ -826,17 +881,18 @@ static void render_floating_container(struct sway_output *soutput, static void render_floating(struct sway_output *soutput, pixman_region32_t *damage) { - for (int i = 0; i < root_container.children->length; ++i) { - struct sway_container *output = root_container.children->items[i]; - for (int j = 0; j < output->children->length; ++j) { - struct sway_container *workspace = output->children->items[j]; - struct sway_workspace *ws = workspace->sway_workspace; - if (!workspace_is_visible(workspace)) { + for (int i = 0; i < root_container.current.children->length; ++i) { + struct sway_container *output = + root_container.current.children->items[i]; + for (int j = 0; j < output->current.children->length; ++j) { + struct sway_container *ws = output->current.children->items[j]; + if (!workspace_is_visible(ws)) { continue; } - for (int k = 0; k < ws->floating->children->length; ++k) { - struct sway_container *floater = - ws->floating->children->items[k]; + list_t *floating = + ws->current.ws_floating->current.children; + for (int k = 0; k < floating->length; ++k) { + struct sway_container *floater = floating->items[k]; render_floating_container(soutput, damage, floater); } } @@ -850,7 +906,7 @@ static struct sway_container *output_get_active_workspace( seat_get_focus_inactive(seat, output->swayc); if (!focus) { // We've never been to this output before - focus = output->swayc->children->items[0]; + focus = output->swayc->current.children->items[0]; } struct sway_container *workspace = focus; if (workspace->type != C_WORKSPACE) { @@ -891,8 +947,9 @@ static void render_output(struct sway_output *output, struct timespec *when, } struct sway_container *workspace = output_get_active_workspace(output); + struct sway_view *fullscreen_view = workspace->current.ws_fullscreen; - if (workspace->sway_workspace->fullscreen) { + if (fullscreen_view) { float clear_color[] = {0.0f, 0.0f, 0.0f, 1.0f}; int nrects; @@ -903,10 +960,9 @@ static void render_output(struct sway_output *output, struct timespec *when, } // TODO: handle views smaller than the output - render_view_surfaces( - workspace->sway_workspace->fullscreen, output, damage, 1.0f); + render_view_surfaces(fullscreen_view, output, damage, 1.0f); - if (workspace->sway_workspace->fullscreen->type == SWAY_VIEW_XWAYLAND) { + if (fullscreen_view->type == SWAY_VIEW_XWAYLAND) { render_unmanaged(output, damage, &root_container.sway_root->xwayland_unmanaged); } @@ -1022,11 +1078,11 @@ static void send_frame_done(struct sway_output *output, struct timespec *when) { }; struct sway_container *workspace = output_get_active_workspace(output); - if (workspace->sway_workspace->fullscreen) { + if (workspace->current.ws_fullscreen) { send_frame_done_container_iterator( - workspace->sway_workspace->fullscreen->swayc, &data); + workspace->current.ws_fullscreen->swayc, &data); - if (workspace->sway_workspace->fullscreen->type == SWAY_VIEW_XWAYLAND) { + if (workspace->current.ws_fullscreen->type == SWAY_VIEW_XWAYLAND) { send_frame_done_unmanaged(&data, &root_container.sway_root->xwayland_unmanaged); } @@ -1168,6 +1224,16 @@ void output_damage_from_view(struct sway_output *output, output_damage_view(output, view, false); } +// Expecting an unscaled box in layout coordinates +void output_damage_box(struct sway_output *output, struct wlr_box *_box) { + struct wlr_box box; + memcpy(&box, _box, sizeof(struct wlr_box)); + box.x -= output->swayc->current.swayc_x; + box.y -= output->swayc->current.swayc_y; + scale_box(&box, output->wlr_output->scale); + wlr_output_damage_add_box(output->damage, &box); +} + static void output_damage_whole_container_iterator(struct sway_container *con, void *data) { struct sway_output *output = data; @@ -1182,10 +1248,10 @@ static void output_damage_whole_container_iterator(struct sway_container *con, void output_damage_whole_container(struct sway_output *output, struct sway_container *con) { struct wlr_box box = { - .x = con->x - output->wlr_output->lx, - .y = con->y - output->wlr_output->ly, - .width = con->width, - .height = con->height, + .x = con->current.swayc_x - output->wlr_output->lx, + .y = con->current.swayc_y - output->wlr_output->ly, + .width = con->current.swayc_width, + .height = con->current.swayc_height, }; scale_box(&box, output->wlr_output->scale); wlr_output_damage_add_box(output->damage, &box); @@ -1209,18 +1275,20 @@ static void handle_destroy(struct wl_listener *listener, void *data) { wl_list_remove(&output->destroy.link); output->wlr_output->data = NULL; free(output); + + arrange_and_commit(&root_container); } static void handle_mode(struct wl_listener *listener, void *data) { struct sway_output *output = wl_container_of(listener, output, mode); arrange_layers(output); - arrange_output(output->swayc); + arrange_and_commit(output->swayc); } static void handle_transform(struct wl_listener *listener, void *data) { struct sway_output *output = wl_container_of(listener, output, transform); arrange_layers(output); - arrange_output(output->swayc); + arrange_and_commit(output->swayc); } static void handle_scale_iterator(struct sway_container *view, void *data) { @@ -1230,8 +1298,8 @@ static void handle_scale_iterator(struct sway_container *view, void *data) { static void handle_scale(struct wl_listener *listener, void *data) { struct sway_output *output = wl_container_of(listener, output, scale); arrange_layers(output); - arrange_output(output->swayc); container_descendants(output->swayc, C_VIEW, handle_scale_iterator, NULL); + arrange_and_commit(output->swayc); } void handle_new_output(struct wl_listener *listener, void *data) { @@ -1296,5 +1364,5 @@ void output_enable(struct sway_output *output) { output->damage_destroy.notify = damage_handle_destroy; arrange_layers(output); - arrange_root(); + arrange_and_commit(&root_container); } diff --git a/sway/desktop/transaction.c b/sway/desktop/transaction.c new file mode 100644 index 00000000..d2932c87 --- /dev/null +++ b/sway/desktop/transaction.c @@ -0,0 +1,415 @@ +#define _POSIX_C_SOURCE 200809L +#include +#include +#include +#include +#include +#include +#include "sway/debug.h" +#include "sway/desktop/transaction.h" +#include "sway/output.h" +#include "sway/tree/container.h" +#include "sway/tree/view.h" +#include "sway/tree/workspace.h" +#include "list.h" +#include "log.h" + +/** + * How long we should wait for views to respond to the configure before giving + * up and applying the transaction anyway. + */ +#define TIMEOUT_MS 200 + +/** + * If enabled, sway will always wait for the transaction timeout before + * applying it, rather than applying it when the views are ready. This allows us + * to observe the rendered state while a transaction is in progress. + */ +#define TRANSACTION_DEBUG false + +struct sway_transaction { + struct wl_event_source *timer; + list_t *instructions; // struct sway_transaction_instruction * + size_t num_waiting; + size_t num_configures; + struct timespec create_time; + struct timespec commit_time; +}; + +struct sway_transaction_instruction { + struct sway_transaction *transaction; + struct sway_container *container; + struct sway_container_state state; + struct wlr_buffer *saved_buffer; + int saved_buffer_width, saved_buffer_height; + uint32_t serial; + bool ready; +}; + +struct sway_transaction *transaction_create() { + struct sway_transaction *transaction = + calloc(1, sizeof(struct sway_transaction)); + transaction->instructions = create_list(); + if (server.debug_txn_timings) { + clock_gettime(CLOCK_MONOTONIC, &transaction->create_time); + } + return transaction; +} + +static void remove_saved_view_buffer( + struct sway_transaction_instruction *instruction) { + if (instruction->saved_buffer) { + wlr_buffer_unref(instruction->saved_buffer); + instruction->saved_buffer = NULL; + } +} + +static void save_view_buffer(struct sway_view *view, + struct sway_transaction_instruction *instruction) { + if (!sway_assert(instruction->saved_buffer == NULL, + "Didn't expect instruction to have a saved buffer already")) { + remove_saved_view_buffer(instruction); + } + if (view->surface && wlr_surface_has_buffer(view->surface)) { + instruction->saved_buffer = wlr_buffer_ref(view->surface->buffer); + instruction->saved_buffer_width = view->surface->current->width; + instruction->saved_buffer_height = view->surface->current->height; + } +} + +static void transaction_destroy(struct sway_transaction *transaction) { + // Free instructions + for (int i = 0; i < transaction->instructions->length; ++i) { + struct sway_transaction_instruction *instruction = + transaction->instructions->items[i]; + struct sway_container *con = instruction->container; + for (int j = 0; j < con->instructions->length; ++j) { + if (con->instructions->items[j] == instruction) { + list_del(con->instructions, j); + break; + } + } + if (con->destroying && !con->instructions->length) { + container_free(con); + } + remove_saved_view_buffer(instruction); + free(instruction); + } + list_free(transaction->instructions); + + if (transaction->timer) { + wl_event_source_remove(transaction->timer); + } + free(transaction); +} + +static void copy_pending_state(struct sway_container *container, + struct sway_container_state *state) { + state->layout = container->layout; + state->swayc_x = container->x; + state->swayc_y = container->y; + state->swayc_width = container->width; + state->swayc_height = container->height; + state->has_gaps = container->has_gaps; + state->current_gaps = container->current_gaps; + state->gaps_inner = container->gaps_inner; + state->gaps_outer = container->gaps_outer; + state->parent = container->parent; + + if (container->type == C_VIEW) { + struct sway_view *view = container->sway_view; + state->view_x = view->x; + state->view_y = view->y; + state->view_width = view->width; + state->view_height = view->height; + state->is_fullscreen = view->is_fullscreen; + state->border = view->border; + state->border_thickness = view->border_thickness; + state->border_top = view->border_top; + state->border_left = view->border_left; + state->border_right = view->border_right; + state->border_bottom = view->border_bottom; + } else if (container->type == C_WORKSPACE) { + state->ws_fullscreen = container->sway_workspace->fullscreen; + state->ws_floating = container->sway_workspace->floating; + state->children = create_list(); + list_cat(state->children, container->children); + } else { + state->children = create_list(); + list_cat(state->children, container->children); + } +} + +static bool transaction_has_container(struct sway_transaction *transaction, + struct sway_container *container) { + for (int i = 0; i < transaction->instructions->length; ++i) { + struct sway_transaction_instruction *instruction = + transaction->instructions->items[i]; + if (instruction->container == container) { + return true; + } + } + return false; +} + +void transaction_add_container(struct sway_transaction *transaction, + struct sway_container *container) { + if (transaction_has_container(transaction, container)) { + return; + } + struct sway_transaction_instruction *instruction = + calloc(1, sizeof(struct sway_transaction_instruction)); + instruction->transaction = transaction; + instruction->container = container; + + copy_pending_state(container, &instruction->state); + + if (container->type == C_VIEW) { + save_view_buffer(container->sway_view, instruction); + } + list_add(transaction->instructions, instruction); +} + +/** + * Apply a transaction to the "current" state of the tree. + */ +static void transaction_apply(struct sway_transaction *transaction) { + wlr_log(L_DEBUG, "Applying transaction %p", transaction); + if (server.debug_txn_timings) { + struct timespec now; + clock_gettime(CLOCK_MONOTONIC, &now); + struct timespec *create = &transaction->create_time; + struct timespec *commit = &transaction->commit_time; + float ms_arranging = (commit->tv_sec - create->tv_sec) * 1000 + + (commit->tv_nsec - create->tv_nsec) / 1000000.0; + float ms_waiting = (now.tv_sec - commit->tv_sec) * 1000 + + (now.tv_nsec - commit->tv_nsec) / 1000000.0; + float ms_total = ms_arranging + ms_waiting; + wlr_log(L_DEBUG, "Transaction %p: %.1fms arranging, %.1fms waiting, " + "%.1fms total (%.1f frames if 60Hz)", transaction, + ms_arranging, ms_waiting, ms_total, ms_total / (1000 / 60)); + } + + // Apply the instruction state to the container's current state + for (int i = 0; i < transaction->instructions->length; ++i) { + struct sway_transaction_instruction *instruction = + transaction->instructions->items[i]; + struct sway_container *container = instruction->container; + + // Damage the old and new locations + struct wlr_box old_box = { + .x = container->current.swayc_x, + .y = container->current.swayc_y, + .width = container->current.swayc_width, + .height = container->current.swayc_height, + }; + struct wlr_box new_box = { + .x = instruction->state.swayc_x, + .y = instruction->state.swayc_y, + .width = instruction->state.swayc_width, + .height = instruction->state.swayc_height, + }; + for (int j = 0; j < root_container.children->length; ++j) { + struct sway_container *output = root_container.children->items[j]; + output_damage_box(output->sway_output, &old_box); + output_damage_box(output->sway_output, &new_box); + } + + // There are separate children lists for each instruction state, the + // container's current state and the container's pending state + // (ie. con->children). The list itself needs to be freed here. + // Any child containers which are being deleted will be cleaned up in + // transaction_destroy(). + list_free(container->current.children); + + memcpy(&container->current, &instruction->state, + sizeof(struct sway_container_state)); + } +} + +/** + * For simplicity, we only progress the queue if it can be completely flushed. + */ +static void transaction_progress_queue() { + // We iterate this list in reverse because we're more likely to find a + // waiting transactions at the end of the list. + for (int i = server.transactions->length - 1; i >= 0; --i) { + struct sway_transaction *transaction = server.transactions->items[i]; + if (transaction->num_waiting) { + return; + } + } + for (int i = 0; i < server.transactions->length; ++i) { + struct sway_transaction *transaction = server.transactions->items[i]; + transaction_apply(transaction); + transaction_destroy(transaction); + } + server.transactions->length = 0; +} + +static int handle_timeout(void *data) { + struct sway_transaction *transaction = data; + wlr_log(L_DEBUG, "Transaction %p timed out (%li waiting)", + transaction, transaction->num_waiting); + transaction->num_waiting = 0; + transaction_progress_queue(); + return 0; +} + +static bool should_configure(struct sway_container *con, + struct sway_transaction_instruction *instruction) { + if (con->type != C_VIEW) { + return false; + } + if (con->destroying) { + return false; + } + // The settled dimensions are what size the view will be once any pending + // configures have applied (excluding the one we might be configuring now). + // If these match the dimensions that this transaction wants then we don't + // need to configure it. + int settled_width = con->current.view_width; + int settled_height = con->current.view_height; + if (con->instructions->length) { + struct sway_transaction_instruction *last_instruction = + con->instructions->items[con->instructions->length - 1]; + settled_width = last_instruction->state.view_width; + settled_height = last_instruction->state.view_height; + } + if (settled_width == instruction->state.view_width && + settled_height == instruction->state.view_height) { + return false; + } + return true; +} + +void transaction_commit(struct sway_transaction *transaction) { + wlr_log(L_DEBUG, "Transaction %p committing with %i instructions", + transaction, transaction->instructions->length); + transaction->num_waiting = 0; + for (int i = 0; i < transaction->instructions->length; ++i) { + struct sway_transaction_instruction *instruction = + transaction->instructions->items[i]; + struct sway_container *con = instruction->container; + if (should_configure(con, instruction)) { + instruction->serial = view_configure(con->sway_view, + instruction->state.view_x, + instruction->state.view_y, + instruction->state.view_width, + instruction->state.view_height); + ++transaction->num_waiting; + + // From here on we are rendering a saved buffer of the view, which + // means we can send a frame done event to make the client redraw it + // as soon as possible. Additionally, this is required if a view is + // mapping and its default geometry doesn't intersect an output. + struct timespec when; + wlr_surface_send_frame_done(con->sway_view->surface, &when); + } + list_add(con->instructions, instruction); + } + transaction->num_configures = transaction->num_waiting; + if (server.debug_txn_timings) { + clock_gettime(CLOCK_MONOTONIC, &transaction->commit_time); + } + if (server.transactions->length || transaction->num_waiting) { + list_add(server.transactions, transaction); + } else { + // There are no other transactions in progress, and this one has nothing + // to wait for, so we can skip the queue. + wlr_log(L_DEBUG, "Transaction %p has nothing to wait for", transaction); + transaction_apply(transaction); + transaction_destroy(transaction); + return; + } + + if (transaction->num_waiting) { + // Set up a timer which the views must respond within + transaction->timer = wl_event_loop_add_timer(server.wl_event_loop, + handle_timeout, transaction); + wl_event_source_timer_update(transaction->timer, TIMEOUT_MS); + } + + // The debug tree shows the pending/live tree. Here is a good place to + // update it, because we make a transaction every time we change the pending + // tree. + update_debug_tree(); +} + +static void set_instruction_ready( + struct sway_transaction_instruction *instruction) { + instruction->ready = true; + struct sway_transaction *transaction = instruction->transaction; + + if (server.debug_txn_timings) { + struct timespec now; + clock_gettime(CLOCK_MONOTONIC, &now); + struct timespec *start = &transaction->commit_time; + float ms = (now.tv_sec - start->tv_sec) * 1000 + + (now.tv_nsec - start->tv_nsec) / 1000000.0; + wlr_log(L_DEBUG, "Transaction %p: %li/%li ready in %.1fms (%s)", + transaction, + transaction->num_configures - transaction->num_waiting + 1, + transaction->num_configures, ms, + instruction->container->name); + + } + + // If all views are ready, apply the transaction. + // If the transaction has timed out then its num_waiting will be 0 already. + if (transaction->num_waiting > 0 && --transaction->num_waiting == 0) { +#if !TRANSACTION_DEBUG + wlr_log(L_DEBUG, "Transaction %p is ready", transaction); + wl_event_source_timer_update(transaction->timer, 0); + transaction_progress_queue(); +#endif + } +} + +/** + * Mark all of the view's instructions as ready up to and including the + * instruction at the given index. This allows the view to skip a configure. + */ +static void set_instructions_ready(struct sway_view *view, int index) { + for (int i = 0; i <= index; ++i) { + struct sway_transaction_instruction *instruction = + view->swayc->instructions->items[i]; + set_instruction_ready(instruction); + } +} + +void transaction_notify_view_ready(struct sway_view *view, uint32_t serial) { + for (int i = 0; i < view->swayc->instructions->length; ++i) { + struct sway_transaction_instruction *instruction = + view->swayc->instructions->items[i]; + if (instruction->serial == serial && !instruction->ready) { + set_instructions_ready(view, i); + return; + } + } +} + +void transaction_notify_view_ready_by_size(struct sway_view *view, + int width, int height) { + for (int i = 0; i < view->swayc->instructions->length; ++i) { + struct sway_transaction_instruction *instruction = + view->swayc->instructions->items[i]; + if (!instruction->ready && instruction->state.view_width == width && + instruction->state.view_height == height) { + set_instructions_ready(view, i); + return; + } + } +} + +struct wlr_texture *transaction_get_saved_texture(struct sway_view *view, + int *width, int *height) { + struct sway_transaction_instruction *instruction = + view->swayc->instructions->items[0]; + if (!instruction->saved_buffer) { + return NULL; + } + *width = instruction->saved_buffer_width; + *height = instruction->saved_buffer_height; + return instruction->saved_buffer->texture; +} diff --git a/sway/desktop/xdg_shell.c b/sway/desktop/xdg_shell.c index 6ac0f9c7..da3a1cdd 100644 --- a/sway/desktop/xdg_shell.c +++ b/sway/desktop/xdg_shell.c @@ -8,6 +8,7 @@ #include "sway/input/input-manager.h" #include "sway/input/seat.h" #include "sway/server.h" +#include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/layout.h" #include "sway/tree/view.h" @@ -87,18 +88,14 @@ static const char *get_string_prop(struct sway_view *view, enum sway_view_prop p } } -static void configure(struct sway_view *view, double lx, double ly, int width, - int height) { +static uint32_t configure(struct sway_view *view, double lx, double ly, + int width, int height) { struct sway_xdg_shell_view *xdg_shell_view = xdg_shell_view_from_view(view); if (xdg_shell_view == NULL) { - return; + return 0; } - - xdg_shell_view->pending_width = width; - xdg_shell_view->pending_height = height; - wlr_xdg_toplevel_set_size(view->wlr_xdg_surface, width, height); - view_update_position(view, lx, ly); + return wlr_xdg_toplevel_set_size(view->wlr_xdg_surface, width, height); } static void set_activated(struct sway_view *view, bool activated) { @@ -166,10 +163,6 @@ static void destroy(struct sway_view *view) { if (xdg_shell_view == NULL) { return; } - wl_list_remove(&xdg_shell_view->destroy.link); - wl_list_remove(&xdg_shell_view->map.link); - wl_list_remove(&xdg_shell_view->unmap.link); - wl_list_remove(&xdg_shell_view->request_fullscreen.link); free(xdg_shell_view); } @@ -189,18 +182,16 @@ static void handle_commit(struct wl_listener *listener, void *data) { struct sway_xdg_shell_view *xdg_shell_view = wl_container_of(listener, xdg_shell_view, commit); struct sway_view *view = &xdg_shell_view->view; - if (view->swayc && container_is_floating(view->swayc)) { - int width = view->wlr_xdg_surface->geometry.width; - int height = view->wlr_xdg_surface->geometry.height; - if (!width && !height) { - width = view->wlr_xdg_surface->surface->current->width; - height = view->wlr_xdg_surface->surface->current->height; - } - view_update_size(view, width, height); - } else { - view_update_size(view, xdg_shell_view->pending_width, - xdg_shell_view->pending_height); + struct wlr_xdg_surface *xdg_surface = view->wlr_xdg_surface; + + if (!view->swayc) { + return; + } + + if (view->swayc->instructions->length) { + transaction_notify_view_ready(view, xdg_surface->configure_serial); } + view_update_title(view, false); view_damage_from(view); } @@ -215,8 +206,13 @@ static void handle_new_popup(struct wl_listener *listener, void *data) { static void handle_unmap(struct wl_listener *listener, void *data) { struct sway_xdg_shell_view *xdg_shell_view = wl_container_of(listener, xdg_shell_view, unmap); + struct sway_view *view = &xdg_shell_view->view; - view_unmap(&xdg_shell_view->view); + if (!sway_assert(view->surface, "Cannot unmap unmapped view")) { + return; + } + + view_unmap(view); wl_list_remove(&xdg_shell_view->commit.link); wl_list_remove(&xdg_shell_view->new_popup.link); @@ -234,8 +230,17 @@ static void handle_map(struct wl_listener *listener, void *data) { view->natural_width = view->wlr_xdg_surface->surface->current->width; view->natural_height = view->wlr_xdg_surface->surface->current->height; } + view_map(view, view->wlr_xdg_surface->surface); + if (xdg_surface->toplevel->client_pending.fullscreen) { + view_set_fullscreen(view, true); + struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); + arrange_and_commit(ws); + } else { + arrange_and_commit(view->swayc->parent); + } + xdg_shell_view->commit.notify = handle_commit; wl_signal_add(&xdg_surface->surface->events.commit, &xdg_shell_view->commit); @@ -243,16 +248,22 @@ static void handle_map(struct wl_listener *listener, void *data) { xdg_shell_view->new_popup.notify = handle_new_popup; wl_signal_add(&xdg_surface->events.new_popup, &xdg_shell_view->new_popup); - - if (xdg_surface->toplevel->client_pending.fullscreen) { - view_set_fullscreen(view, true); - } } static void handle_destroy(struct wl_listener *listener, void *data) { struct sway_xdg_shell_view *xdg_shell_view = wl_container_of(listener, xdg_shell_view, destroy); - view_destroy(&xdg_shell_view->view); + struct sway_view *view = &xdg_shell_view->view; + if (!sway_assert(view->swayc == NULL || view->swayc->destroying, + "Tried to destroy a mapped view")) { + return; + } + wl_list_remove(&xdg_shell_view->destroy.link); + wl_list_remove(&xdg_shell_view->map.link); + wl_list_remove(&xdg_shell_view->unmap.link); + wl_list_remove(&xdg_shell_view->request_fullscreen.link); + view->wlr_xdg_surface = NULL; + view_destroy(view); } static void handle_request_fullscreen(struct wl_listener *listener, void *data) { @@ -261,6 +272,7 @@ static void handle_request_fullscreen(struct wl_listener *listener, void *data) struct wlr_xdg_toplevel_set_fullscreen_event *e = data; struct wlr_xdg_surface *xdg_surface = xdg_shell_view->view.wlr_xdg_surface; + struct sway_view *view = &xdg_shell_view->view; if (!sway_assert(xdg_surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL, "xdg_shell requested fullscreen of surface with role %i", @@ -271,7 +283,10 @@ static void handle_request_fullscreen(struct wl_listener *listener, void *data) return; } - view_set_fullscreen(&xdg_shell_view->view, e->fullscreen); + view_set_fullscreen(view, e->fullscreen); + + struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); + arrange_and_commit(ws); } void handle_xdg_shell_surface(struct wl_listener *listener, void *data) { diff --git a/sway/desktop/xdg_shell_v6.c b/sway/desktop/xdg_shell_v6.c index a37a4caf..69819280 100644 --- a/sway/desktop/xdg_shell_v6.c +++ b/sway/desktop/xdg_shell_v6.c @@ -3,9 +3,10 @@ #include #include #include +#include "sway/server.h" +#include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/layout.h" -#include "sway/server.h" #include "sway/tree/view.h" #include "sway/input/seat.h" #include "sway/input/input-manager.h" @@ -86,18 +87,15 @@ static const char *get_string_prop(struct sway_view *view, enum sway_view_prop p } } -static void configure(struct sway_view *view, double lx, double ly, int width, - int height) { +static uint32_t configure(struct sway_view *view, double lx, double ly, + int width, int height) { struct sway_xdg_shell_v6_view *xdg_shell_v6_view = xdg_shell_v6_view_from_view(view); if (xdg_shell_v6_view == NULL) { - return; + return 0; } - - xdg_shell_v6_view->pending_width = width; - xdg_shell_v6_view->pending_height = height; - wlr_xdg_toplevel_v6_set_size(view->wlr_xdg_surface_v6, width, height); - view_update_position(view, lx, ly); + return wlr_xdg_toplevel_v6_set_size( + view->wlr_xdg_surface_v6, width, height); } static void set_activated(struct sway_view *view, bool activated) { @@ -161,10 +159,6 @@ static void destroy(struct sway_view *view) { if (xdg_shell_v6_view == NULL) { return; } - wl_list_remove(&xdg_shell_v6_view->destroy.link); - wl_list_remove(&xdg_shell_v6_view->map.link); - wl_list_remove(&xdg_shell_v6_view->unmap.link); - wl_list_remove(&xdg_shell_v6_view->request_fullscreen.link); free(xdg_shell_v6_view); } @@ -184,18 +178,15 @@ static void handle_commit(struct wl_listener *listener, void *data) { struct sway_xdg_shell_v6_view *xdg_shell_v6_view = wl_container_of(listener, xdg_shell_v6_view, commit); struct sway_view *view = &xdg_shell_v6_view->view; - if (view->swayc && container_is_floating(view->swayc)) { - int width = view->wlr_xdg_surface_v6->geometry.width; - int height = view->wlr_xdg_surface_v6->geometry.height; - if (!width && !height) { - width = view->wlr_xdg_surface_v6->surface->current->width; - height = view->wlr_xdg_surface_v6->surface->current->height; - } - view_update_size(view, width, height); - } else { - view_update_size(view, xdg_shell_v6_view->pending_width, - xdg_shell_v6_view->pending_height); + struct wlr_xdg_surface_v6 *xdg_surface_v6 = view->wlr_xdg_surface_v6; + + if (!view->swayc) { + return; } + if (view->swayc->instructions->length) { + transaction_notify_view_ready(view, xdg_surface_v6->configure_serial); + } + view_update_title(view, false); view_damage_from(view); } @@ -210,8 +201,13 @@ static void handle_new_popup(struct wl_listener *listener, void *data) { static void handle_unmap(struct wl_listener *listener, void *data) { struct sway_xdg_shell_v6_view *xdg_shell_v6_view = wl_container_of(listener, xdg_shell_v6_view, unmap); + struct sway_view *view = &xdg_shell_v6_view->view; + + if (!sway_assert(view->surface, "Cannot unmap unmapped view")) { + return; + } - view_unmap(&xdg_shell_v6_view->view); + view_unmap(view); wl_list_remove(&xdg_shell_v6_view->commit.link); wl_list_remove(&xdg_shell_v6_view->new_popup.link); @@ -229,8 +225,17 @@ static void handle_map(struct wl_listener *listener, void *data) { view->natural_width = view->wlr_xdg_surface_v6->surface->current->width; view->natural_height = view->wlr_xdg_surface_v6->surface->current->height; } + view_map(view, view->wlr_xdg_surface_v6->surface); + if (xdg_surface->toplevel->client_pending.fullscreen) { + view_set_fullscreen(view, true); + struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); + arrange_and_commit(ws); + } else { + arrange_and_commit(view->swayc->parent); + } + xdg_shell_v6_view->commit.notify = handle_commit; wl_signal_add(&xdg_surface->surface->events.commit, &xdg_shell_v6_view->commit); @@ -238,16 +243,18 @@ static void handle_map(struct wl_listener *listener, void *data) { xdg_shell_v6_view->new_popup.notify = handle_new_popup; wl_signal_add(&xdg_surface->events.new_popup, &xdg_shell_v6_view->new_popup); - - if (xdg_surface->toplevel->client_pending.fullscreen) { - view_set_fullscreen(view, true); - } } static void handle_destroy(struct wl_listener *listener, void *data) { struct sway_xdg_shell_v6_view *xdg_shell_v6_view = wl_container_of(listener, xdg_shell_v6_view, destroy); - view_destroy(&xdg_shell_v6_view->view); + struct sway_view *view = &xdg_shell_v6_view->view; + wl_list_remove(&xdg_shell_v6_view->destroy.link); + wl_list_remove(&xdg_shell_v6_view->map.link); + wl_list_remove(&xdg_shell_v6_view->unmap.link); + wl_list_remove(&xdg_shell_v6_view->request_fullscreen.link); + view->wlr_xdg_surface_v6 = NULL; + view_destroy(view); } static void handle_request_fullscreen(struct wl_listener *listener, void *data) { @@ -256,6 +263,7 @@ static void handle_request_fullscreen(struct wl_listener *listener, void *data) struct wlr_xdg_toplevel_v6_set_fullscreen_event *e = data; struct wlr_xdg_surface_v6 *xdg_surface = xdg_shell_v6_view->view.wlr_xdg_surface_v6; + struct sway_view *view = &xdg_shell_v6_view->view; if (!sway_assert(xdg_surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL, "xdg_shell_v6 requested fullscreen of surface with role %i", @@ -266,7 +274,10 @@ static void handle_request_fullscreen(struct wl_listener *listener, void *data) return; } - view_set_fullscreen(&xdg_shell_v6_view->view, e->fullscreen); + view_set_fullscreen(view, e->fullscreen); + + struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); + arrange_and_commit(ws); } void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) { diff --git a/sway/desktop/xwayland.c b/sway/desktop/xwayland.c index fcc8164f..6e63c505 100644 --- a/sway/desktop/xwayland.c +++ b/sway/desktop/xwayland.c @@ -7,10 +7,12 @@ #include #include "log.h" #include "sway/desktop.h" +#include "sway/desktop/transaction.h" #include "sway/input/input-manager.h" #include "sway/input/seat.h" #include "sway/output.h" #include "sway/server.h" +#include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/layout.h" #include "sway/tree/view.h" @@ -176,19 +178,18 @@ static uint32_t get_int_prop(struct sway_view *view, enum sway_view_prop prop) { } } -static void configure(struct sway_view *view, double lx, double ly, int width, +static uint32_t configure(struct sway_view *view, double lx, double ly, int width, int height) { struct sway_xwayland_view *xwayland_view = xwayland_view_from_view(view); if (xwayland_view == NULL) { - return; + return 0; } struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface; - xwayland_view->pending_lx = lx; - xwayland_view->pending_ly = ly; - xwayland_view->pending_width = width; - xwayland_view->pending_height = height; wlr_xwayland_surface_configure(xsurface, lx, ly, width, height); + + // xwayland doesn't give us a serial for the configure + return 0; } static void set_activated(struct sway_view *view, bool activated) { @@ -257,14 +258,6 @@ static void destroy(struct sway_view *view) { if (xwayland_view == NULL) { return; } - wl_list_remove(&xwayland_view->destroy.link); - wl_list_remove(&xwayland_view->request_configure.link); - wl_list_remove(&xwayland_view->request_fullscreen.link); - wl_list_remove(&xwayland_view->set_title.link); - wl_list_remove(&xwayland_view->set_class.link); - wl_list_remove(&xwayland_view->set_window_type.link); - wl_list_remove(&xwayland_view->map.link); - wl_list_remove(&xwayland_view->unmap.link); free(xwayland_view); } @@ -285,22 +278,27 @@ static void handle_commit(struct wl_listener *listener, void *data) { wl_container_of(listener, xwayland_view, commit); struct sway_view *view = &xwayland_view->view; struct wlr_xwayland_surface *xsurface = view->wlr_xwayland_surface; - if (view->swayc && container_is_floating(view->swayc)) { - view_update_size(view, xsurface->width, xsurface->height); - } else { - view_update_size(view, xwayland_view->pending_width, - xwayland_view->pending_height); + struct wlr_surface_state *surface_state = xsurface->surface->current; + + if (view->swayc->instructions->length) { + transaction_notify_view_ready_by_size(view, + surface_state->width, surface_state->height); } - view_update_position(view, - xwayland_view->pending_lx, xwayland_view->pending_ly); view_damage_from(view); } static void handle_unmap(struct wl_listener *listener, void *data) { struct sway_xwayland_view *xwayland_view = wl_container_of(listener, xwayland_view, unmap); + struct sway_view *view = &xwayland_view->view; + + if (!sway_assert(view->surface, "Cannot unmap unmapped view")) { + return; + } + + view_unmap(view); + wl_list_remove(&xwayland_view->commit.link); - view_unmap(&xwayland_view->view); } static void handle_map(struct wl_listener *listener, void *data) { @@ -322,12 +320,31 @@ static void handle_map(struct wl_listener *listener, void *data) { if (xsurface->fullscreen) { view_set_fullscreen(view, true); + struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); + arrange_and_commit(ws); + } else { + arrange_and_commit(view->swayc->parent); } } static void handle_destroy(struct wl_listener *listener, void *data) { struct sway_xwayland_view *xwayland_view = wl_container_of(listener, xwayland_view, destroy); + struct sway_view *view = &xwayland_view->view; + + if (view->surface) { + view_unmap(view); + wl_list_remove(&xwayland_view->commit.link); + } + + wl_list_remove(&xwayland_view->destroy.link); + wl_list_remove(&xwayland_view->request_configure.link); + wl_list_remove(&xwayland_view->request_fullscreen.link); + wl_list_remove(&xwayland_view->set_title.link); + wl_list_remove(&xwayland_view->set_class.link); + wl_list_remove(&xwayland_view->set_window_type.link); + wl_list_remove(&xwayland_view->map.link); + wl_list_remove(&xwayland_view->unmap.link); view_destroy(&xwayland_view->view); } @@ -343,10 +360,12 @@ static void handle_request_configure(struct wl_listener *listener, void *data) { return; } if (container_is_floating(view->swayc)) { - configure(view, view->x, view->y, ev->width, ev->height); + configure(view, view->swayc->current.view_x, + view->swayc->current.view_y, ev->width, ev->height); } else { - configure(view, view->x, view->y, - view->width, view->height); + configure(view, view->swayc->current.view_x, + view->swayc->current.view_y, view->swayc->current.view_width, + view->swayc->current.view_height); } } @@ -359,6 +378,9 @@ static void handle_request_fullscreen(struct wl_listener *listener, void *data) return; } view_set_fullscreen(view, xsurface->fullscreen); + + struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); + arrange_and_commit(ws); } static void handle_set_title(struct wl_listener *listener, void *data) { diff --git a/sway/input/seat.c b/sway/input/seat.c index 1c2434b0..2c2087da 100644 --- a/sway/input/seat.c +++ b/sway/input/seat.c @@ -830,6 +830,18 @@ struct sway_container *seat_get_active_child(struct sway_seat *seat, return NULL; } +struct sway_container *seat_get_active_current_child(struct sway_seat *seat, + struct sway_container *container) { + struct sway_container *child = seat_get_active_child(seat, container); + if (child) { + return child; + } + if (container->current.children->length == 1) { + return container->current.children->items[0]; + } + return NULL; +} + struct sway_container *seat_get_focus(struct sway_seat *seat) { if (!seat->has_focus) { return NULL; diff --git a/sway/meson.build b/sway/meson.build index 2cf90b11..9ff3f05f 100644 --- a/sway/meson.build +++ b/sway/meson.build @@ -12,6 +12,7 @@ sway_sources = files( 'desktop/desktop.c', 'desktop/layer_shell.c', 'desktop/output.c', + 'desktop/transaction.c', 'desktop/xdg_shell_v6.c', 'desktop/xdg_shell.c', 'desktop/xwayland.c', diff --git a/sway/server.c b/sway/server.c index 5b052494..f5700c09 100644 --- a/sway/server.c +++ b/sway/server.c @@ -19,6 +19,7 @@ #include #include // TODO WLR: make Xwayland optional +#include "list.h" #include "sway/config.h" #include "sway/input/input-manager.h" #include "sway/server.h" @@ -114,6 +115,14 @@ bool server_init(struct sway_server *server) { return false; } + const char *debug = getenv("SWAY_DEBUG"); + if (debug != NULL && strcmp(debug, "txn_timings") == 0) { + server->debug_txn_timings = true; + } + server->destroying_containers = create_list(); + + server->transactions = create_list(); + input_manager = input_manager_create(server); return true; } @@ -121,6 +130,8 @@ bool server_init(struct sway_server *server) { void server_fini(struct sway_server *server) { // TODO: free sway-specific resources wl_display_destroy(server->wl_display); + list_free(server->destroying_containers); + list_free(server->transactions); } void server_run(struct sway_server *server) { diff --git a/sway/tree/arrange.c b/sway/tree/arrange.c index 53c95820..582b2891 100644 --- a/sway/tree/arrange.c +++ b/sway/tree/arrange.c @@ -5,7 +5,6 @@ #include #include #include -#include "sway/debug.h" #include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/layout.h" @@ -17,116 +16,6 @@ struct sway_container root_container; -void arrange_root() { - if (config->reloading) { - return; - } - struct wlr_output_layout *output_layout = - root_container.sway_root->output_layout; - const struct wlr_box *layout_box = - wlr_output_layout_get_box(output_layout, NULL); - root_container.x = layout_box->x; - root_container.y = layout_box->y; - root_container.width = layout_box->width; - root_container.height = layout_box->height; - for (int i = 0; i < root_container.children->length; ++i) { - struct sway_container *output = root_container.children->items[i]; - arrange_output(output); - } -} - -void arrange_output(struct sway_container *output) { - if (config->reloading) { - return; - } - if (!sway_assert(output->type == C_OUTPUT, - "called arrange_output() on non-output container")) { - return; - } - - const struct wlr_box *output_box = wlr_output_layout_get_box( - root_container.sway_root->output_layout, - output->sway_output->wlr_output); - output->x = output_box->x; - output->y = output_box->y; - output->width = output_box->width; - output->height = output_box->height; - wlr_log(L_DEBUG, "Arranging output '%s' at %f,%f", - output->name, output->x, output->y); - - for (int i = 0; i < output->children->length; ++i) { - struct sway_container *workspace = output->children->items[i]; - arrange_workspace(workspace); - } - container_damage_whole(output); -} - -void arrange_workspace(struct sway_container *workspace) { - if (config->reloading) { - return; - } - if (!sway_assert(workspace->type == C_WORKSPACE, - "called arrange_workspace() on non-workspace container")) { - return; - } - - struct sway_container *output = workspace->parent; - struct wlr_box *area = &output->sway_output->usable_area; - wlr_log(L_DEBUG, "Usable area for ws: %dx%d@%d,%d", - area->width, area->height, area->x, area->y); - - remove_gaps(workspace); - - workspace->width = area->width; - workspace->height = area->height; - workspace->x = output->x + area->x; - workspace->y = output->y + area->y; - - add_gaps(workspace); - - wlr_log(L_DEBUG, "Arranging workspace '%s' at %f, %f", - workspace->name, workspace->x, workspace->y); - arrange_children_of(workspace); -} - -void remove_gaps(struct sway_container *c) { - if (c->current_gaps == 0) { - wlr_log(L_DEBUG, "Removing gaps: not gapped: %p", c); - return; - } - - c->width += c->current_gaps * 2; - c->height += c->current_gaps * 2; - c->x -= c->current_gaps; - c->y -= c->current_gaps; - - c->current_gaps = 0; - - wlr_log(L_DEBUG, "Removing gaps %p", c); -} - -void add_gaps(struct sway_container *c) { - if (c->current_gaps > 0 || c->type == C_CONTAINER) { - wlr_log(L_DEBUG, "Not adding gaps: %p", c); - return; - } - - if (c->type == C_WORKSPACE && - !(config->edge_gaps || (config->smart_gaps && c->children->length > 1))) { - return; - } - - double gaps = c->has_gaps ? c->gaps_inner : config->gaps_inner; - - c->x += gaps; - c->y += gaps; - c->width -= 2 * gaps; - c->height -= 2 * gaps; - c->current_gaps = gaps; - - wlr_log(L_DEBUG, "Adding gaps: %p", c); -} - static void apply_horiz_layout(struct sway_container *parent) { size_t num_children = parent->children->length; if (!num_children) { @@ -136,8 +25,8 @@ static void apply_horiz_layout(struct sway_container *parent) { if (parent->parent->layout == L_TABBED) { parent_offset = container_titlebar_height(); } else if (parent->parent->layout == L_STACKED) { - parent_offset = - container_titlebar_height() * parent->parent->children->length; + parent_offset = container_titlebar_height() * + parent->parent->children->length; } size_t parent_height = parent->height - parent_offset; @@ -145,7 +34,6 @@ static void apply_horiz_layout(struct sway_container *parent) { double total_width = 0; for (size_t i = 0; i < num_children; ++i) { struct sway_container *child = parent->children->items[i]; - if (child->width <= 0) { if (num_children > 1) { child->width = parent->width / (num_children - 1); @@ -161,25 +49,21 @@ static void apply_horiz_layout(struct sway_container *parent) { // Resize windows wlr_log(L_DEBUG, "Arranging %p horizontally", parent); double child_x = parent->x; - struct sway_container *child; for (size_t i = 0; i < num_children; ++i) { - child = parent->children->items[i]; + struct sway_container *child = parent->children->items[i]; wlr_log(L_DEBUG, "Calculating arrangement for %p:%d (will scale %f by %f)", child, child->type, child->width, scale); child->x = child_x; child->y = parent->y + parent_offset; + child->width = floor(child->width * scale); child->height = parent_height; + child_x += child->width; + // Make last child use remaining width of parent if (i == num_children - 1) { - // Make last child use remaining width of parent child->width = parent->x + parent->width - child->x; - } else { - child->width = floor(child->width * scale); } - - child_x += child->width; - add_gaps(child); } } @@ -202,7 +86,6 @@ static void apply_vert_layout(struct sway_container *parent) { double total_height = 0; for (size_t i = 0; i < num_children; ++i) { struct sway_container *child = parent->children->items[i]; - if (child->height <= 0) { if (num_children > 1) { child->height = parent_height / (num_children - 1); @@ -218,25 +101,22 @@ static void apply_vert_layout(struct sway_container *parent) { // Resize wlr_log(L_DEBUG, "Arranging %p vertically", parent); double child_y = parent->y + parent_offset; - struct sway_container *child; for (size_t i = 0; i < num_children; ++i) { - child = parent->children->items[i]; + struct sway_container *child = parent->children->items[i]; wlr_log(L_DEBUG, "Calculating arrangement for %p:%d (will scale %f by %f)", child, child->type, child->height, scale); child->x = parent->x; child->y = child_y; child->width = parent->width; + child->height = floor(child->height * scale); + child_y += child->height; + // Make last child use remaining height of parent if (i == num_children - 1) { - // Make last child use remaining height of parent - child->height = parent->y + parent_offset + parent_height - child->y; - } else { - child->height = floor(child->height * scale); + child->height = + parent->y + parent_offset + parent_height - child->y; } - - child_y += child->height; - add_gaps(child); } } @@ -264,26 +144,41 @@ static void apply_tabbed_or_stacked_layout(struct sway_container *parent) { } } -void arrange_children_of(struct sway_container *parent) { - if (config->reloading) { - return; - } - if (!sway_assert(parent->type == C_WORKSPACE || parent->type == C_CONTAINER, - "container is a %s", container_type_to_str(parent->type))) { - return; +/** + * If a container has been deleted from the pending tree state, we must add it + * to the transaction so it can be freed afterwards. To do this, we iterate the + * server's destroying_containers list and add all of them. We may add more than + * what we need to, but this is easy and has no negative consequences. + */ +static void add_deleted_containers(struct sway_transaction *transaction) { + for (int i = 0; i < server.destroying_containers->length; ++i) { + struct sway_container *child = server.destroying_containers->items[i]; + transaction_add_container(transaction, child); } +} - struct sway_container *workspace = parent; - if (workspace->type != C_WORKSPACE) { - workspace = container_parent(workspace, C_WORKSPACE); +static void arrange_children_of(struct sway_container *parent, + struct sway_transaction *transaction); + +static void arrange_floating(struct sway_container *floating, + struct sway_transaction *transaction) { + for (int i = 0; i < floating->children->length; ++i) { + struct sway_container *floater = floating->children->items[i]; + if (floater->type == C_VIEW) { + view_autoconfigure(floater->sway_view); + } else { + arrange_children_of(floater, transaction); + } + transaction_add_container(transaction, floater); } + transaction_add_container(transaction, floating); +} - if (workspace->sway_workspace->fullscreen) { - // Just arrange the fullscreen view and jump out - view_autoconfigure(workspace->sway_workspace->fullscreen); +static void arrange_children_of(struct sway_container *parent, + struct sway_transaction *transaction) { + if (config->reloading) { return; } - wlr_log(L_DEBUG, "Arranging layout for %p %s %fx%f+%f,%f", parent, parent->name, parent->width, parent->height, parent->x, parent->y); @@ -299,13 +194,15 @@ void arrange_children_of(struct sway_container *parent) { case L_STACKED: apply_tabbed_or_stacked_layout(parent); break; - default: - wlr_log(L_DEBUG, "TODO: arrange layout type %d", parent->layout); + case L_NONE: apply_horiz_layout(parent); break; + case L_FLOATING: + arrange_floating(parent, transaction); + break; } - // Apply x, y, width and height to children and recurse if needed + // Recurse into child containers for (int i = 0; i < parent->children->length; ++i) { struct sway_container *child = parent->children->items[i]; if (parent->has_gaps && !child->has_gaps) { @@ -316,21 +213,140 @@ void arrange_children_of(struct sway_container *parent) { if (child->type == C_VIEW) { view_autoconfigure(child->sway_view); } else { - arrange_children_of(child); + arrange_children_of(child, transaction); } + transaction_add_container(transaction, child); } +} - // If container is a workspace, process floating containers too - if (parent->type == C_WORKSPACE) { - struct sway_workspace *ws = workspace->sway_workspace; - for (int i = 0; i < ws->floating->children->length; ++i) { - struct sway_container *child = ws->floating->children->items[i]; - if (child->type != C_VIEW) { - arrange_children_of(child); - } - } +static void arrange_workspace(struct sway_container *workspace, + struct sway_transaction *transaction) { + if (config->reloading) { + return; + } + struct sway_container *output = workspace->parent; + struct wlr_box *area = &output->sway_output->usable_area; + wlr_log(L_DEBUG, "Usable area for ws: %dx%d@%d,%d", + area->width, area->height, area->x, area->y); + remove_gaps(workspace); + workspace->width = area->width; + workspace->height = area->height; + workspace->x = output->x + area->x; + workspace->y = output->y + area->y; + add_gaps(workspace); + transaction_add_container(transaction, workspace); + wlr_log(L_DEBUG, "Arranging workspace '%s' at %f, %f", workspace->name, + workspace->x, workspace->y); + arrange_floating(workspace->sway_workspace->floating, transaction); + arrange_children_of(workspace, transaction); +} + +static void arrange_output(struct sway_container *output, + struct sway_transaction *transaction) { + if (config->reloading) { + return; + } + const struct wlr_box *output_box = wlr_output_layout_get_box( + root_container.sway_root->output_layout, + output->sway_output->wlr_output); + output->x = output_box->x; + output->y = output_box->y; + output->width = output_box->width; + output->height = output_box->height; + transaction_add_container(transaction, output); + wlr_log(L_DEBUG, "Arranging output '%s' at %f,%f", + output->name, output->x, output->y); + for (int i = 0; i < output->children->length; ++i) { + struct sway_container *workspace = output->children->items[i]; + arrange_workspace(workspace, transaction); + } +} + +static void arrange_root(struct sway_transaction *transaction) { + if (config->reloading) { + return; + } + struct wlr_output_layout *output_layout = + root_container.sway_root->output_layout; + const struct wlr_box *layout_box = + wlr_output_layout_get_box(output_layout, NULL); + root_container.x = layout_box->x; + root_container.y = layout_box->y; + root_container.width = layout_box->width; + root_container.height = layout_box->height; + transaction_add_container(transaction, &root_container); + for (int i = 0; i < root_container.children->length; ++i) { + struct sway_container *output = root_container.children->items[i]; + arrange_output(output, transaction); + } +} + +void arrange_windows(struct sway_container *container, + struct sway_transaction *transaction) { + switch (container->type) { + case C_ROOT: + arrange_root(transaction); + break; + case C_OUTPUT: + arrange_output(container, transaction); + break; + case C_WORKSPACE: + arrange_workspace(container, transaction); + break; + case C_CONTAINER: + arrange_children_of(container, transaction); + transaction_add_container(transaction, container); + break; + case C_VIEW: + view_autoconfigure(container->sway_view); + transaction_add_container(transaction, container); + break; + case C_TYPES: + break; + } + add_deleted_containers(transaction); +} + +void arrange_and_commit(struct sway_container *container) { + struct sway_transaction *transaction = transaction_create(); + arrange_windows(container, transaction); + transaction_commit(transaction); +} + +void remove_gaps(struct sway_container *c) { + if (c->current_gaps == 0) { + wlr_log(L_DEBUG, "Removing gaps: not gapped: %p", c); + return; } - container_damage_whole(parent); - update_debug_tree(); + c->width += c->current_gaps * 2; + c->height += c->current_gaps * 2; + c->x -= c->current_gaps; + c->y -= c->current_gaps; + + c->current_gaps = 0; + + wlr_log(L_DEBUG, "Removing gaps %p", c); +} + +void add_gaps(struct sway_container *c) { + if (c->current_gaps > 0 || c->type == C_CONTAINER) { + wlr_log(L_DEBUG, "Not adding gaps: %p", c); + return; + } + + if (c->type == C_WORKSPACE && + !(config->edge_gaps || (config->smart_gaps && c->children->length > 1))) { + return; + } + + double gaps = c->has_gaps ? c->gaps_inner : config->gaps_inner; + + c->x += gaps; + c->y += gaps; + c->width -= 2 * gaps; + c->height -= 2 * gaps; + c->current_gaps = gaps; + + wlr_log(L_DEBUG, "Adding gaps: %p", c); } diff --git a/sway/tree/container.c b/sway/tree/container.c index 2de0c7a8..6f6137c4 100644 --- a/sway/tree/container.c +++ b/sway/tree/container.c @@ -16,7 +16,6 @@ #include "sway/ipc-server.h" #include "sway/output.h" #include "sway/server.h" -#include "sway/tree/arrange.h" #include "sway/tree/layout.h" #include "sway/tree/view.h" #include "sway/tree/workspace.h" @@ -113,9 +112,11 @@ struct sway_container *container_create(enum sway_container_type type) { c->layout = L_NONE; c->type = type; c->alpha = 1.0f; + c->instructions = create_list(); if (type != C_VIEW) { c->children = create_list(); + c->current.children = create_list(); } wl_signal_init(&c->events.destroy); @@ -132,42 +133,67 @@ struct sway_container *container_create(enum sway_container_type type) { return c; } -static void _container_destroy(struct sway_container *cont) { - if (cont == NULL) { - return; - } - - wl_signal_emit(&cont->events.destroy, cont); +static void container_workspace_free(struct sway_workspace *ws) { + list_foreach(ws->output_priority, free); + list_free(ws->output_priority); + ws->floating->destroying = true; + container_free(ws->floating); + free(ws); +} - struct sway_container *parent = cont->parent; - if (cont->children != NULL && cont->children->length) { - // remove children until there are no more, container_destroy calls - // container_remove_child, which removes child from this container - while (cont->children != NULL && cont->children->length > 0) { - struct sway_container *child = cont->children->items[0]; - ipc_event_window(child, "close"); - container_remove_child(child); - _container_destroy(child); - } - } - if (cont->marks) { - list_foreach(cont->marks, free); - list_free(cont->marks); - } - if (parent) { - parent = container_remove_child(cont); +void container_free(struct sway_container *cont) { + if (!sway_assert(cont->destroying, + "Tried to free container which wasn't marked as destroying")) { + return; } - if (cont->name) { - free(cont->name); + if (!sway_assert(cont->instructions->length == 0, + "Tried to free container with pending instructions")) { + return; } - + free(cont->name); wlr_texture_destroy(cont->title_focused); wlr_texture_destroy(cont->title_focused_inactive); wlr_texture_destroy(cont->title_unfocused); wlr_texture_destroy(cont->title_urgent); + for (int i = 0; i < server.destroying_containers->length; ++i) { + if (server.destroying_containers->items[i] == cont) { + list_del(server.destroying_containers, i); + break; + } + } + + list_free(cont->instructions); list_free(cont->children); - cont->children = NULL; + list_free(cont->current.children); + + switch (cont->type) { + case C_ROOT: + break; + case C_OUTPUT: + break; + case C_WORKSPACE: + container_workspace_free(cont->sway_workspace); + break; + case C_CONTAINER: + break; + case C_VIEW: + { + struct sway_view *view = cont->sway_view; + view->swayc = NULL; + free(view->title_format); + view->title_format = NULL; + + if (view->destroying) { + view_free(view); + } + } + break; + case C_TYPES: + sway_assert(false, "Didn't expect to see C_TYPES here"); + break; + } + free(cont); } @@ -184,7 +210,6 @@ static struct sway_container *container_workspace_destroy( } wlr_log(L_DEBUG, "destroying workspace '%s'", workspace->name); - ipc_event_window(workspace, "close"); struct sway_container *parent = workspace->parent; if (!workspace_is_empty(workspace) && output) { @@ -209,24 +234,6 @@ static struct sway_container *container_workspace_destroy( } } - struct sway_workspace *sway_workspace = workspace->sway_workspace; - - // This emits the destroy event and also destroys the swayc. - _container_destroy(workspace); - - // Clean up the floating container - sway_workspace->floating->parent = NULL; - _container_destroy(sway_workspace->floating); - - list_foreach(sway_workspace->output_priority, free); - list_free(sway_workspace->output_priority); - - free(sway_workspace); - - if (output) { - output_damage_whole(output->sway_output); - } - return parent; } @@ -263,11 +270,10 @@ static struct sway_container *container_output_destroy( container_add_child(new_output, workspace); ipc_event_workspace(workspace, NULL, "move"); } else { - container_workspace_destroy(workspace); + container_destroy(workspace); } container_sort_workspaces(new_output); - arrange_output(new_output); } } } @@ -280,14 +286,48 @@ static struct sway_container *container_output_destroy( wl_list_remove(&output->sway_output->damage_frame.link); output->sway_output->swayc = NULL; + output->sway_output = NULL; wlr_log(L_DEBUG, "OUTPUT: Destroying output '%s'", output->name); - _container_destroy(output); + return &root_container; } -static void container_root_finish(struct sway_container *con) { - wlr_log(L_ERROR, "TODO: destroy the root container"); +/** + * Implement the actual destroy logic, without reaping. + */ +static struct sway_container *container_destroy_noreaping( + struct sway_container *con) { + if (con == NULL) { + return NULL; + } + if (con->destroying) { + return NULL; + } + + wl_signal_emit(&con->events.destroy, con); + ipc_event_window(con, "close"); + + // The below functions move their children to somewhere else. + if (con->type == C_OUTPUT) { + container_output_destroy(con); + } else if (con->type == C_WORKSPACE) { + // Workspaces will refuse to be destroyed if they're the last workspace + // on their output. + if (!container_workspace_destroy(con)) { + wlr_log(L_ERROR, "workspace doesn't want to destroy"); + return NULL; + } + } + + con->destroying = true; + list_add(server.destroying_containers, con); + + if (!con->parent) { + return NULL; + } + + return container_remove_child(con); } bool container_reap_empty(struct sway_container *con) { @@ -303,13 +343,13 @@ bool container_reap_empty(struct sway_container *con) { case C_WORKSPACE: if (!workspace_is_visible(con) && workspace_is_empty(con)) { wlr_log(L_DEBUG, "Destroying workspace via reaper"); - container_workspace_destroy(con); + container_destroy_noreaping(con); return true; } break; case C_CONTAINER: if (con->children->length == 0) { - _container_destroy(con); + container_destroy_noreaping(con); return true; } case C_VIEW: @@ -340,50 +380,25 @@ struct sway_container *container_flatten(struct sway_container *container) { struct sway_container *child = container->children->items[0]; struct sway_container *parent = container->parent; container_replace_child(container, child); - container_destroy(container); + container_destroy_noreaping(container); container = parent; } return container; } +/** + * container_destroy() is the first step in destroying a container. We'll emit + * events, detach it from the tree and mark it as destroying. The container will + * remain in memory until it's no longer used by a transaction, then it will be + * freed via container_free(). + * + * This function just wraps container_destroy_noreaping(), then does reaping. + */ struct sway_container *container_destroy(struct sway_container *con) { - if (con == NULL) { - return NULL; - } - - struct sway_container *parent = con->parent; + struct sway_container *parent = container_destroy_noreaping(con); - switch (con->type) { - case C_ROOT: - container_root_finish(con); - break; - case C_OUTPUT: - // dont try to reap the root after this - container_output_destroy(con); - break; - case C_WORKSPACE: - // dont try to reap the output after this - container_workspace_destroy(con); - break; - case C_CONTAINER: - if (con->children->length) { - for (int i = 0; i < con->children->length; ++i) { - struct sway_container *child = con->children->items[0]; - ipc_event_window(child, "close"); - container_remove_child(child); - container_add_child(parent, child); - } - } - ipc_event_window(con, "close"); - _container_destroy(con); - break; - case C_VIEW: - _container_destroy(con); - break; - case C_TYPES: - wlr_log(L_ERROR, "container_destroy called on an invalid " - "container"); - break; + if (!parent) { + return NULL; } return container_reap_empty_recursive(parent); @@ -753,9 +768,6 @@ static void update_title_texture(struct sway_container *con, "Unexpected type %s", container_type_to_str(con->type))) { return; } - if (!con->width) { - return; - } struct sway_container *output = container_parent(con, C_OUTPUT); if (!output) { return; @@ -917,13 +929,12 @@ void container_set_floating(struct sway_container *container, bool enable) { struct sway_container *workspace = container_parent(container, C_WORKSPACE); struct sway_seat *seat = input_manager_current_seat(input_manager); - container_damage_whole(container); if (enable) { container_remove_child(container); container_add_child(workspace->sway_workspace->floating, container); if (container->type == C_VIEW) { - view_autoconfigure(container->sway_view); + view_init_floating(container->sway_view); } seat_set_focus(seat, seat_get_focus_inactive(seat, container)); container_reap_empty_recursive(workspace); @@ -939,8 +950,8 @@ void container_set_floating(struct sway_container *container, bool enable) { container->is_sticky = false; container_reap_empty_recursive(workspace->sway_workspace->floating); } - arrange_workspace(workspace); - container_damage_whole(container); + + ipc_event_window(container, "floating"); } void container_set_geometry_from_floating_view(struct sway_container *con) { @@ -969,3 +980,10 @@ bool container_is_floating(struct sway_container *container) { } return container->parent == workspace->sway_workspace->floating; } + +void container_get_box(struct sway_container *container, struct wlr_box *box) { + box->x = container->x; + box->y = container->y; + box->width = container->width; + box->height = container->height; +} diff --git a/sway/tree/layout.c b/sway/tree/layout.c index d1ad044d..14631ad4 100644 --- a/sway/tree/layout.c +++ b/sway/tree/layout.c @@ -22,7 +22,7 @@ struct sway_container root_container; static void output_layout_handle_change(struct wl_listener *listener, void *data) { - arrange_root(); + arrange_and_commit(&root_container); } void layout_init(void) { @@ -30,7 +30,9 @@ void layout_init(void) { root_container.type = C_ROOT; root_container.layout = L_NONE; root_container.name = strdup("root"); + root_container.instructions = create_list(); root_container.children = create_list(); + root_container.current.children = create_list(); wl_signal_init(&root_container.events.destroy); root_container.sway_root = calloc(1, sizeof(*root_container.sway_root)); @@ -57,18 +59,17 @@ static int index_child(const struct sway_container *child) { return -1; } -static void container_handle_fullscreen_reparent(struct sway_container *viewcon, +static void container_handle_fullscreen_reparent(struct sway_container *con, struct sway_container *old_parent) { - if (viewcon->type != C_VIEW || !viewcon->sway_view->is_fullscreen) { + if (con->type != C_VIEW || !con->sway_view->is_fullscreen) { return; } - struct sway_view *view = viewcon->sway_view; + struct sway_view *view = con->sway_view; struct sway_container *old_workspace = old_parent; if (old_workspace && old_workspace->type != C_WORKSPACE) { old_workspace = container_parent(old_workspace, C_WORKSPACE); } - struct sway_container *new_workspace = container_parent(view->swayc, - C_WORKSPACE); + struct sway_container *new_workspace = container_parent(con, C_WORKSPACE); if (old_workspace == new_workspace) { return; } @@ -79,15 +80,19 @@ static void container_handle_fullscreen_reparent(struct sway_container *viewcon, // Mark the new workspace as fullscreen if (new_workspace->sway_workspace->fullscreen) { - view_set_fullscreen_raw( - new_workspace->sway_workspace->fullscreen, false); + view_set_fullscreen(new_workspace->sway_workspace->fullscreen, false); } new_workspace->sway_workspace->fullscreen = view; // Resize view to new output dimensions struct sway_container *output = new_workspace->parent; - view_configure(view, 0, 0, output->width, output->height); - view->swayc->width = output->width; - view->swayc->height = output->height; + view->x = output->x; + view->y = output->y; + view->width = output->width; + view->height = output->height; + con->x = output->x; + con->y = output->y; + con->width = output->width; + con->height = output->height; } void container_insert_child(struct sway_container *parent, @@ -189,18 +194,7 @@ void container_move_to(struct sway_container *container, } container_notify_subtree_changed(old_parent); container_notify_subtree_changed(new_parent); - if (old_parent) { - if (old_parent->type == C_OUTPUT) { - arrange_output(old_parent); - } else { - arrange_children_of(old_parent); - } - } - if (new_parent->type == C_OUTPUT) { - arrange_output(new_parent); - } else { - arrange_children_of(new_parent); - } + // If view was moved to a fullscreen workspace, refocus the fullscreen view struct sway_container *new_workspace = container; if (new_workspace->type != C_WORKSPACE) { @@ -215,7 +209,8 @@ void container_move_to(struct sway_container *container, if (focus_ws->type != C_WORKSPACE) { focus_ws = container_parent(focus_ws, C_WORKSPACE); } - seat_set_focus(seat, new_workspace->sway_workspace->fullscreen->swayc); + seat_set_focus(seat, + new_workspace->sway_workspace->fullscreen->swayc); if (focus_ws != new_workspace) { seat_set_focus(seat, focus); } @@ -309,7 +304,6 @@ static void workspace_rejigger(struct sway_container *ws, container_reap_empty_recursive(original_parent); wl_signal_emit(&child->events.reparent, original_parent); container_create_notify(new_parent); - arrange_workspace(ws); } static void move_out_of_tabs_stacks(struct sway_container *container, @@ -320,11 +314,6 @@ static void move_out_of_tabs_stacks(struct sway_container *container, wlr_log(L_DEBUG, "Changing layout of %zd", current->parent->id); current->parent->layout = move_dir == MOVE_LEFT || move_dir == MOVE_RIGHT ? L_HORIZ : L_VERT; - if (current->parent->type == C_WORKSPACE) { - arrange_workspace(current->parent); - } else { - arrange_children_of(current->parent); - } return; } @@ -340,11 +329,6 @@ static void move_out_of_tabs_stacks(struct sway_container *container, container_flatten(new_parent->parent); } container_create_notify(new_parent); - if (is_workspace) { - arrange_workspace(new_parent->parent); - } else { - arrange_children_of(new_parent); - } container_notify_subtree_changed(new_parent); } @@ -368,10 +352,7 @@ void container_move(struct sway_container *container, struct sway_container *new_parent = container_flatten(parent); if (new_parent != parent) { - // Special case: we were the last one in this container, so flatten it - // and leave - arrange_children_of(new_parent); - update_debug_tree(); + // Special case: we were the last one in this container, so leave return; } @@ -453,12 +434,9 @@ void container_move(struct sway_container *container, wlr_log(L_DEBUG, "Hit limit, " "promoting descendant to sibling"); // Special case - struct sway_container *old_parent = container->parent; container_insert_child(current->parent, container, index + (offs < 0 ? 0 : 1)); container->width = container->height = 0; - arrange_children_of(current->parent); - arrange_children_of(old_parent); return; } } else { @@ -492,14 +470,11 @@ void container_move(struct sway_container *container, wlr_log(L_DEBUG, "Swapping siblings"); sibling->parent->children->items[index + offs] = container; sibling->parent->children->items[index] = sibling; - arrange_children_of(sibling->parent); } else { wlr_log(L_DEBUG, "Promoting to sibling of cousin"); container_insert_child(sibling->parent, container, index_child(sibling) + (offs > 0 ? 0 : 1)); container->width = container->height = 0; - arrange_children_of(sibling->parent); - arrange_children_of(old_parent); } sibling = NULL; break; @@ -513,8 +488,6 @@ void container_move(struct sway_container *container, "(move dir: %d)", limit, move_dir); container_insert_child(sibling, container, limit); container->width = container->height = 0; - arrange_children_of(sibling); - arrange_children_of(old_parent); sibling = NULL; } else { wlr_log(L_DEBUG, "Reparenting container (perpendicular)"); @@ -538,8 +511,6 @@ void container_move(struct sway_container *container, container_add_child(sibling, container); } container->width = container->height = 0; - arrange_children_of(sibling); - arrange_children_of(old_parent); sibling = NULL; } break; @@ -864,7 +835,6 @@ struct sway_container *container_split(struct sway_container *child, // Special case: this just behaves like splitt child->prev_layout = child->layout; child->layout = layout; - arrange_children_of(child); return child; } @@ -882,7 +852,7 @@ struct sway_container *container_split(struct sway_container *child, struct sway_seat *seat = input_manager_get_default_seat(input_manager); bool set_focus = (seat_get_focus(seat) == child); - + add_gaps(cont); if (child->type == C_WORKSPACE) { @@ -912,7 +882,6 @@ struct sway_container *container_split(struct sway_container *child, } container_notify_subtree_changed(cont); - arrange_children_of(cont); return cont; } @@ -1050,9 +1019,6 @@ void container_swap(struct sway_container *con1, struct sway_container *con2) { prev_workspace_name = stored_prev_name; } - arrange_children_of(con1->parent); - arrange_children_of(con2->parent); - if (fs1 && con2->type == C_VIEW) { view_set_fullscreen(con2->sway_view, true); } diff --git a/sway/tree/output.c b/sway/tree/output.c index ed7e941e..e2927cdb 100644 --- a/sway/tree/output.c +++ b/sway/tree/output.c @@ -26,12 +26,9 @@ static void restore_workspaces(struct sway_container *output) { j--; } } - - arrange_output(other); } container_sort_workspaces(output); - arrange_output(output); } struct sway_container *output_create( diff --git a/sway/tree/view.c b/sway/tree/view.c index 98637c33..6263bfb0 100644 --- a/sway/tree/view.c +++ b/sway/tree/view.c @@ -28,20 +28,22 @@ void view_init(struct sway_view *view, enum sway_view_type type, wl_signal_init(&view->events.unmap); } -void view_destroy(struct sway_view *view) { - if (view == NULL) { +void view_free(struct sway_view *view) { + if (!sway_assert(view->surface == NULL, "Tried to free mapped view")) { return; } - - if (view->surface != NULL) { - view_unmap(view); + if (!sway_assert(view->destroying, + "Tried to free view which wasn't marked as destroying")) { + return; + } + if (!sway_assert(view->swayc == NULL, + "Tried to free view which still has a swayc " + "(might have a pending transaction?)")) { + return; } - list_free(view->executed_criteria); - for (int i = 0; i < view->marks->length; ++i) { - free(view->marks->items[i]); - } + list_foreach(view->marks, free); list_free(view->marks); wlr_texture_destroy(view->marks_focused); @@ -49,8 +51,6 @@ void view_destroy(struct sway_view *view) { wlr_texture_destroy(view->marks_unfocused); wlr_texture_destroy(view->marks_urgent); - container_destroy(view->swayc); - if (view->impl->destroy) { view->impl->destroy(view); } else { @@ -58,6 +58,27 @@ void view_destroy(struct sway_view *view) { } } +/** + * The view may or may not be involved in a transaction. For example, a view may + * unmap then attempt to destroy itself before we've applied the new layout. If + * an unmapping view is still involved in a transaction then it'll still have a + * swayc. + * + * If there's no transaction we can simply free the view. Otherwise the + * destroying flag will make the view get freed when the transaction is + * finished. + */ +void view_destroy(struct sway_view *view) { + if (!sway_assert(view->surface == NULL, "Tried to destroy a mapped view")) { + return; + } + view->destroying = true; + + if (!view->swayc) { + view_free(view); + } +} + const char *view_get_title(struct sway_view *view) { if (view->impl->get_string_prop) { return view->impl->get_string_prop(view, VIEW_PROP_TITLE); @@ -119,32 +140,33 @@ const char *view_get_shell(struct sway_view *view) { return "unknown"; } -void view_configure(struct sway_view *view, double lx, double ly, int width, +uint32_t view_configure(struct sway_view *view, double lx, double ly, int width, int height) { if (view->impl->configure) { - view->impl->configure(view, lx, ly, width, height); + return view->impl->configure(view, lx, ly, width, height); } + return 0; } -static void view_autoconfigure_floating(struct sway_view *view) { +void view_init_floating(struct sway_view *view) { struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); int max_width = ws->width * 0.6666; int max_height = ws->height * 0.6666; - int width = + view->width = view->natural_width > max_width ? max_width : view->natural_width; - int height = + view->height = view->natural_height > max_height ? max_height : view->natural_height; - int lx = ws->x + (ws->width - width) / 2; - int ly = ws->y + (ws->height - height) / 2; + view->x = ws->x + (ws->width - view->width) / 2; + view->y = ws->y + (ws->height - view->height) / 2; // If the view's border is B_NONE then these properties are ignored. view->border_top = view->border_bottom = true; view->border_left = view->border_right = true; + container_set_geometry_from_floating_view(view->swayc); + // Don't maximize floating windows view_set_tiled(view, false); - - view_configure(view, lx, ly, width, height); } void view_autoconfigure(struct sway_view *view) { @@ -156,12 +178,14 @@ void view_autoconfigure(struct sway_view *view) { struct sway_container *output = container_parent(view->swayc, C_OUTPUT); if (view->is_fullscreen) { - view_configure(view, output->x, output->y, output->width, output->height); + view->x = output->x; + view->y = output->y; + view->width = output->width; + view->height = output->height; return; } if (container_is_floating(view->swayc)) { - view_autoconfigure_floating(view); return; } @@ -181,20 +205,22 @@ void view_autoconfigure(struct sway_view *view) { } } + struct sway_container *con = view->swayc; + view->border_top = view->border_bottom = true; view->border_left = view->border_right = true; if (config->hide_edge_borders == E_BOTH || config->hide_edge_borders == E_VERTICAL || (config->hide_edge_borders == E_SMART && !other_views)) { - view->border_left = view->swayc->x != ws->x; - int right_x = view->swayc->x + view->swayc->width; + view->border_left = con->x != ws->x; + int right_x = con->x + con->width; view->border_right = right_x != ws->x + ws->width; } if (config->hide_edge_borders == E_BOTH || config->hide_edge_borders == E_HORIZONTAL || (config->hide_edge_borders == E_SMART && !other_views)) { - view->border_top = view->swayc->y != ws->y; - int bottom_y = view->swayc->y + view->swayc->height; + view->border_top = con->y != ws->y; + int bottom_y = con->y + con->height; view->border_bottom = bottom_y != ws->y + ws->height; } @@ -205,45 +231,44 @@ void view_autoconfigure(struct sway_view *view) { // In a tabbed or stacked container, the swayc's y is the top of the title // area. We have to offset the surface y by the height of the title bar, and // disable any top border because we'll always have the title bar. - if (view->swayc->parent->layout == L_TABBED) { + if (con->parent->layout == L_TABBED) { y_offset = container_titlebar_height(); view->border_top = false; - } else if (view->swayc->parent->layout == L_STACKED) { - y_offset = container_titlebar_height() - * view->swayc->parent->children->length; + } else if (con->parent->layout == L_STACKED) { + y_offset = container_titlebar_height() * con->parent->children->length; view->border_top = false; } switch (view->border) { case B_NONE: - x = view->swayc->x; - y = view->swayc->y + y_offset; - width = view->swayc->width; - height = view->swayc->height - y_offset; + x = con->x; + y = con->y + y_offset; + width = con->width; + height = con->height - y_offset; break; case B_PIXEL: - x = view->swayc->x + view->border_thickness * view->border_left; - y = view->swayc->y + view->border_thickness * view->border_top + y_offset; - width = view->swayc->width + x = con->x + view->border_thickness * view->border_left; + y = con->y + view->border_thickness * view->border_top + y_offset; + width = con->width - view->border_thickness * view->border_left - view->border_thickness * view->border_right; - height = view->swayc->height - y_offset + height = con->height - y_offset - view->border_thickness * view->border_top - view->border_thickness * view->border_bottom; break; case B_NORMAL: // Height is: 1px border + 3px pad + title height + 3px pad + 1px border - x = view->swayc->x + view->border_thickness * view->border_left; - width = view->swayc->width + x = con->x + view->border_thickness * view->border_left; + width = con->width - view->border_thickness * view->border_left - view->border_thickness * view->border_right; if (y_offset) { - y = view->swayc->y + y_offset; - height = view->swayc->height - y_offset + y = con->y + y_offset; + height = con->height - y_offset - view->border_thickness * view->border_bottom; } else { - y = view->swayc->y + container_titlebar_height(); - height = view->swayc->height - container_titlebar_height() + y = con->y + container_titlebar_height(); + height = con->height - container_titlebar_height() - view->border_thickness * view->border_bottom; } break; @@ -251,8 +276,9 @@ void view_autoconfigure(struct sway_view *view) { view->x = x; view->y = y; + view->width = width; + view->height = height; view_set_tiled(view, true); - view_configure(view, x, y, width, height); } void view_set_activated(struct sway_view *view, bool activated) { @@ -268,8 +294,7 @@ void view_set_tiled(struct sway_view *view, bool tiled) { } } -// Set fullscreen, but without IPC events or arranging windows. -void view_set_fullscreen_raw(struct sway_view *view, bool fullscreen) { +void view_set_fullscreen(struct sway_view *view, bool fullscreen) { if (view->is_fullscreen == fullscreen) { return; } @@ -315,27 +340,17 @@ void view_set_fullscreen_raw(struct sway_view *view, bool fullscreen) { } else { workspace->sway_workspace->fullscreen = NULL; if (container_is_floating(view->swayc)) { - view_configure(view, view->saved_x, view->saved_y, - view->saved_width, view->saved_height); + view->x = view->saved_x; + view->y = view->saved_y; + view->width = view->saved_width; + view->height = view->saved_height; + container_set_geometry_from_floating_view(view->swayc); } else { view->swayc->width = view->swayc->saved_width; view->swayc->height = view->swayc->saved_height; - view_autoconfigure(view); } } -} - -void view_set_fullscreen(struct sway_view *view, bool fullscreen) { - if (view->is_fullscreen == fullscreen) { - return; - } - view_set_fullscreen_raw(view, fullscreen); - - struct sway_container *workspace = - container_parent(view->swayc, C_WORKSPACE); - arrange_workspace(workspace); - output_damage_whole(workspace->parent->sway_output); ipc_event_window(view->swayc, "fullscreen_mode"); } @@ -365,6 +380,9 @@ static void view_get_layout_box(struct sway_view *view, struct wlr_box *box) { void view_for_each_surface(struct sway_view *view, wlr_surface_iterator_func_t iterator, void *user_data) { + if (!view->surface) { + return; + } if (view->impl->for_each_surface) { view->impl->for_each_surface(view, iterator, user_data); } else { @@ -518,8 +536,6 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) { if (view->impl->wants_floating && view->impl->wants_floating(view)) { container_set_floating(view->swayc, true); - } else { - arrange_children_of(cont->parent); } input_manager_set_focus(input_manager, cont); @@ -531,42 +547,26 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) { container_notify_subtree_changed(view->swayc->parent); view_execute_criteria(view); - container_damage_whole(cont); view_handle_container_reparent(&view->container_reparent, NULL); } void view_unmap(struct sway_view *view) { - if (!sway_assert(view->surface != NULL, "cannot unmap unmapped view")) { - return; - } - wl_signal_emit(&view->events.unmap, view); - if (view->is_fullscreen) { - struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); - ws->sway_workspace->fullscreen = NULL; - } - - container_damage_whole(view->swayc); - wl_list_remove(&view->surface_new_subsurface.link); wl_list_remove(&view->container_reparent.link); - struct sway_container *parent = container_destroy(view->swayc); - - view->swayc = NULL; - view->surface = NULL; - - if (view->title_format) { - free(view->title_format); - view->title_format = NULL; - } + if (view->is_fullscreen) { + struct sway_container *ws = container_parent(view->swayc, C_WORKSPACE); + ws->sway_workspace->fullscreen = NULL; + container_destroy(view->swayc); - if (parent->type == C_OUTPUT) { - arrange_output(parent); + arrange_and_commit(ws->parent); } else { - arrange_children_of(parent); + struct sway_container *parent = container_destroy(view->swayc); + arrange_and_commit(parent); } + view->surface = NULL; } void view_update_position(struct sway_view *view, double lx, double ly) { @@ -940,7 +940,7 @@ void view_update_marks_textures(struct sway_view *view) { } bool view_is_visible(struct sway_view *view) { - if (!view->swayc) { + if (!view->swayc || view->swayc->destroying) { return false; } struct sway_container *workspace = diff --git a/sway/tree/workspace.c b/sway/tree/workspace.c index 9ba210fd..5eb4be0f 100644 --- a/sway/tree/workspace.c +++ b/sway/tree/workspace.c @@ -425,11 +425,14 @@ bool workspace_switch(struct sway_container *workspace) { } seat_set_focus(seat, next); struct sway_container *output = container_parent(workspace, C_OUTPUT); - arrange_output(output); + arrange_and_commit(output); return true; } bool workspace_is_visible(struct sway_container *ws) { + if (ws->destroying) { + return false; + } struct sway_container *output = container_parent(ws, C_OUTPUT); struct sway_seat *seat = input_manager_current_seat(input_manager); struct sway_container *focus = seat_get_focus_inactive(seat, output);