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scene_graph: Arrange scene graph on transaction apply

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master
Alexander Orzechowski 2 years ago committed by Kirill Primak
parent 5f0801b6f2
commit 2e53de80bb
1 changed files with 428 additions and 2 deletions
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430
sway/desktop/transaction.c
Unescape View File

@ -5,6 +5,7 @@
#include <time.h>
#include <wlr/types/wlr_buffer.h>
#include "sway/config.h"
#include "sway/scene_descriptor.h"
#include "sway/desktop/idle_inhibit_v1.h"
#include "sway/desktop/transaction.h"
#include "sway/input/cursor.h"
@ -252,6 +253,431 @@ static void apply_container_state(struct sway_container *container,
}
}
static void arrange_title_bar(struct sway_container *con,
int x, int y, int width, int height) {
container_update(con);
bool has_title_bar = height > 0;
wlr_scene_node_set_enabled(&con->title_bar.tree->node, has_title_bar);
if (!has_title_bar) {
return;
}
wlr_scene_node_set_position(&con->title_bar.tree->node, x, y);
con->title_width = width;
container_arrange_title_bar(con);
}
static void disable_container(struct sway_container *con) {
if (con->view) {
wlr_scene_node_reparent(&con->view->scene_tree->node, con->content_tree);
} else {
for (int i = 0; i < con->current.children->length; i++) {
struct sway_container *child = con->current.children->items[i];
wlr_scene_node_reparent(&child->scene_tree->node, con->content_tree);
disable_container(child);
}
}
}
static void arrange_container(struct sway_container *con,
int width, int height, bool title_bar, int gaps);
static void arrange_children(enum sway_container_layout layout, list_t *children,
struct sway_container *active, struct wlr_scene_tree *content,
int width, int height, int gaps) {
int title_bar_height = container_titlebar_height();
if (layout == L_TABBED) {
struct sway_container *first = children->length == 1 ?
((struct sway_container *)children->items[0]) : NULL;
if (config->hide_lone_tab && first && first->view &&
first->current.border != B_NORMAL) {
title_bar_height = 0;
}
double w = (double) width / children->length;
int title_offset = 0;
for (int i = 0; i < children->length; i++) {
struct sway_container *child = children->items[i];
bool activated = child == active;
int next_title_offset = round(w * i + w);
arrange_title_bar(child, title_offset, -title_bar_height,
next_title_offset - title_offset, title_bar_height);
wlr_scene_node_set_enabled(&child->border.tree->node, activated);
wlr_scene_node_set_position(&child->scene_tree->node, 0, title_bar_height);
wlr_scene_node_reparent(&child->scene_tree->node, content);
if (activated) {
arrange_container(child, width, height - title_bar_height,
false, 0);
} else {
disable_container(child);
}
title_offset = next_title_offset;
}
} else if (layout == L_STACKED) {
struct sway_container *first = children->length == 1 ?
((struct sway_container *)children->items[0]) : NULL;
if (config->hide_lone_tab && first && first->view &&
first->current.border != B_NORMAL) {
title_bar_height = 0;
}
int title_height = title_bar_height * children->length;
int y = 0;
for (int i = 0; i < children->length; i++) {
struct sway_container *child = children->items[i];
bool activated = child == active;
arrange_title_bar(child, 0, y - title_height, width, title_bar_height);
wlr_scene_node_set_enabled(&child->border.tree->node, activated);
wlr_scene_node_set_position(&child->scene_tree->node, 0, title_height);
wlr_scene_node_reparent(&child->scene_tree->node, content);
if (activated) {
arrange_container(child, width, height - title_height,
false, 0);
} else {
disable_container(child);
}
y += title_bar_height;
}
} else if (layout == L_VERT) {
int off = 0;
for (int i = 0; i < children->length; i++) {
struct sway_container *child = children->items[i];
int cheight = child->current.height;
wlr_scene_node_set_enabled(&child->border.tree->node, true);
wlr_scene_node_set_position(&child->scene_tree->node, 0, off);
wlr_scene_node_reparent(&child->scene_tree->node, content);
arrange_container(child, width, cheight, true, gaps);
off += cheight + gaps;
}
} else if (layout == L_HORIZ) {
int off = 0;
for (int i = 0; i < children->length; i++) {
struct sway_container *child = children->items[i];
int cwidth = child->current.width;
wlr_scene_node_set_enabled(&child->border.tree->node, true);
wlr_scene_node_set_position(&child->scene_tree->node, off, 0);
wlr_scene_node_reparent(&child->scene_tree->node, content);
arrange_container(child, cwidth, height, true, gaps);
off += cwidth + gaps;
}
} else {
sway_assert(false, "unreachable");
}
}
static void arrange_container(struct sway_container *con,
int width, int height, bool title_bar, int gaps) {
// this container might have previously been in the scratchpad,
// make sure it's enabled for viewing
wlr_scene_node_set_enabled(&con->scene_tree->node, true);
if (con->view) {
int border_top = container_titlebar_height();
int border_width = con->current.border_thickness;
if (title_bar && con->current.border != B_NORMAL) {
wlr_scene_node_set_enabled(&con->title_bar.tree->node, false);
wlr_scene_node_set_enabled(&con->border.top->node, true);
} else {
wlr_scene_node_set_enabled(&con->border.top->node, false);
}
if (con->current.border == B_NORMAL) {
if (title_bar) {
arrange_title_bar(con, 0, 0, width, border_top);
} else {
border_top = 0;
// should be handled by the parent container
}
} else if (con->current.border == B_PIXEL) {
container_update(con);
border_top = title_bar && con->current.border_top ? border_width : 0;
} else if (con->current.border == B_NONE) {
container_update(con);
border_top = 0;
border_width = 0;
} else if (con->current.border == B_CSD) {
border_top = 0;
border_width = 0;
} else {
sway_assert(false, "unreachable");
}
int border_bottom = con->current.border_bottom ? border_width : 0;
int border_left = con->current.border_left ? border_width : 0;
int border_right = con->current.border_right ? border_width : 0;
wlr_scene_rect_set_size(con->border.top, width, border_top);
wlr_scene_rect_set_size(con->border.bottom, width, border_bottom);
wlr_scene_rect_set_size(con->border.left,
border_left, height - border_top - border_bottom);
wlr_scene_rect_set_size(con->border.right,
border_right, height - border_top - border_bottom);
wlr_scene_node_set_position(&con->border.top->node, 0, 0);
wlr_scene_node_set_position(&con->border.bottom->node,
0, height - border_bottom);
wlr_scene_node_set_position(&con->border.left->node,
0, border_top);
wlr_scene_node_set_position(&con->border.right->node,
width - border_right, border_top);
// make sure to reparent, it's possible that the client just came out of
// fullscreen mode where the parent of the surface is not the container
wlr_scene_node_reparent(&con->view->scene_tree->node, con->content_tree);
wlr_scene_node_set_position(&con->view->scene_tree->node,
border_left, border_top);
} else {
// make sure to disable the title bar if the parent is not managing it
if (title_bar) {
wlr_scene_node_set_enabled(&con->title_bar.tree->node, false);
}
arrange_children(con->current.layout, con->current.children,
con->current.focused_inactive_child, con->content_tree,
width, height, gaps);
}
}
static int container_get_gaps(struct sway_container *con) {
struct sway_workspace *ws = con->current.workspace;
struct sway_container *temp = con;
while (temp) {
enum sway_container_layout layout;
if (temp->current.parent) {
layout = temp->current.parent->current.layout;
} else {
layout = ws->current.layout;
}
if (layout == L_TABBED || layout == L_STACKED) {
return 0;
}
temp = temp->pending.parent;
}
return ws->gaps_inner;
}
static void arrange_fullscreen(struct wlr_scene_tree *tree,
struct sway_container *fs, struct sway_workspace *ws,
int width, int height) {
struct wlr_scene_node *fs_node;
if (fs->view) {
fs_node = &fs->view->scene_tree->node;
// if we only care about the view, disable any decorations
wlr_scene_node_set_enabled(&fs->scene_tree->node, false);
} else {
fs_node = &fs->scene_tree->node;
arrange_container(fs, width, height, true, container_get_gaps(fs));
}
wlr_scene_node_reparent(fs_node, tree);
wlr_scene_node_lower_to_bottom(fs_node);
wlr_scene_node_set_position(fs_node, 0, 0);
}
static void arrange_workspace_floating(struct sway_workspace *ws) {
for (int i = 0; i < ws->current.floating->length; i++) {
struct sway_container *floater = ws->current.floating->items[i];
struct wlr_scene_tree *layer = root->layers.floating;
if (floater->current.fullscreen_mode != FULLSCREEN_NONE) {
continue;
}
if (root->fullscreen_global) {
if (container_is_transient_for(floater, root->fullscreen_global)) {
layer = root->layers.fullscreen_global;
}
} else {
for (int i = 0; i < root->outputs->length; i++) {
struct sway_output *output = root->outputs->items[i];
struct sway_workspace *active = output->current.active_workspace;
if (active && active->fullscreen &&
container_is_transient_for(floater, active->fullscreen)) {
layer = root->layers.fullscreen;
}
}
}
wlr_scene_node_reparent(&floater->scene_tree->node, layer);
wlr_scene_node_set_position(&floater->scene_tree->node,
floater->current.x, floater->current.y);
wlr_scene_node_set_enabled(&floater->scene_tree->node, true);
arrange_container(floater, floater->current.width, floater->current.height,
true, ws->gaps_inner);
}
}
static void arrange_workspace_tiling(struct sway_workspace *ws,
int width, int height) {
arrange_children(ws->current.layout, ws->current.tiling,
ws->current.focused_inactive_child, ws->layers.tiling,
width, height, ws->gaps_inner);
}
static void disable_workspace(struct sway_workspace *ws) {
// if any containers were just moved to a disabled workspace it will
// have the parent of the old workspace. Move the workspace so that it won't
// be shown.
for (int i = 0; i < ws->current.tiling->length; i++) {
struct sway_container *child = ws->current.tiling->items[i];
wlr_scene_node_reparent(&child->scene_tree->node, ws->layers.tiling);
disable_container(child);
}
for (int i = 0; i < ws->current.floating->length; i++) {
struct sway_container *floater = ws->current.floating->items[i];
wlr_scene_node_reparent(&floater->scene_tree->node, root->layers.floating);
disable_container(floater);
wlr_scene_node_set_enabled(&floater->scene_tree->node, false);
}
}
static void arrange_output(struct sway_output *output, int width, int height) {
for (int i = 0; i < output->current.workspaces->length; i++) {
struct sway_workspace *child = output->current.workspaces->items[i];
bool activated = output->current.active_workspace == child;
wlr_scene_node_reparent(&child->layers.tiling->node, output->layers.tiling);
wlr_scene_node_reparent(&child->layers.fullscreen->node, output->layers.fullscreen);
for (int i = 0; i < child->current.floating->length; i++) {
struct sway_container *floater = child->current.floating->items[i];
wlr_scene_node_reparent(&floater->scene_tree->node, root->layers.floating);
wlr_scene_node_set_enabled(&floater->scene_tree->node, activated);
}
if (activated) {
struct sway_container *fs = child->current.fullscreen;
wlr_scene_node_set_enabled(&child->layers.tiling->node, !fs);
wlr_scene_node_set_enabled(&child->layers.fullscreen->node, fs);
arrange_workspace_floating(child);
wlr_scene_node_set_enabled(&output->layers.shell_background->node, !fs);
wlr_scene_node_set_enabled(&output->layers.shell_bottom->node, !fs);
wlr_scene_node_set_enabled(&output->layers.fullscreen->node, fs);
if (fs) {
wlr_scene_rect_set_size(output->fullscreen_background, width, height);
arrange_fullscreen(child->layers.fullscreen, fs, child,
width, height);
} else {
struct wlr_box *area = &output->usable_area;
struct side_gaps *gaps = &child->current_gaps;
wlr_scene_node_set_position(&child->layers.tiling->node,
gaps->left + area->x, gaps->top + area->y);
arrange_workspace_tiling(child,
area->width - gaps->left - gaps->right,
area->height - gaps->top - gaps->bottom);
}
} else {
wlr_scene_node_set_enabled(&child->layers.tiling->node, false);
wlr_scene_node_set_enabled(&child->layers.fullscreen->node, false);
disable_workspace(child);
}
}
}
static void arrange_popup(struct wlr_scene_tree *popup) {
struct wlr_scene_node *node;
wl_list_for_each(node, &popup->children, link) {
struct sway_xdg_popup *popup = scene_descriptor_try_get(node,
SWAY_SCENE_DESC_POPUP);
// the popup layer may have popups from layer_shell surfaces, in this
// case those don't have a scene descriptor, so lets skip those here.
if (popup) {
struct wlr_scene_tree *tree = popup->view->content_tree;
int lx, ly;
wlr_scene_node_coords(&tree->node, &lx, &ly);
wlr_scene_node_set_position(&popup->scene_tree->node, lx, ly);
}
}
}
static void arrange_root(struct sway_root *root) {
struct sway_container *fs = root->fullscreen_global;
wlr_scene_node_set_enabled(&root->layers.shell_background->node, !fs);
wlr_scene_node_set_enabled(&root->layers.shell_bottom->node, !fs);
wlr_scene_node_set_enabled(&root->layers.tiling->node, !fs);
wlr_scene_node_set_enabled(&root->layers.floating->node, !fs);
wlr_scene_node_set_enabled(&root->layers.shell_top->node, !fs);
wlr_scene_node_set_enabled(&root->layers.fullscreen->node, !fs);
// hide all contents in the scratchpad
for (int i = 0; i < root->scratchpad->length; i++) {
struct sway_container *con = root->scratchpad->items[i];
wlr_scene_node_set_enabled(&con->scene_tree->node, false);
}
if (fs) {
for (int i = 0; i < root->outputs->length; i++) {
struct sway_output *output = root->outputs->items[i];
struct sway_workspace *ws = output->current.active_workspace;
if (ws) {
arrange_workspace_floating(ws);
}
}
arrange_fullscreen(root->layers.fullscreen_global, fs, NULL,
root->width, root->height);
} else {
for (int i = 0; i < root->outputs->length; i++) {
struct sway_output *output = root->outputs->items[i];
wlr_scene_output_set_position(output->scene_output, output->lx, output->ly);
wlr_scene_node_reparent(&output->layers.shell_background->node, root->layers.shell_background);
wlr_scene_node_reparent(&output->layers.shell_bottom->node, root->layers.shell_bottom);
wlr_scene_node_reparent(&output->layers.tiling->node, root->layers.tiling);
wlr_scene_node_reparent(&output->layers.shell_top->node, root->layers.shell_top);
wlr_scene_node_reparent(&output->layers.shell_overlay->node, root->layers.shell_overlay);
wlr_scene_node_reparent(&output->layers.fullscreen->node, root->layers.fullscreen);
wlr_scene_node_reparent(&output->layers.session_lock->node, root->layers.session_lock);
wlr_scene_node_set_position(&output->layers.shell_background->node, output->lx, output->ly);
wlr_scene_node_set_position(&output->layers.shell_bottom->node, output->lx, output->ly);
wlr_scene_node_set_position(&output->layers.tiling->node, output->lx, output->ly);
wlr_scene_node_set_position(&output->layers.fullscreen->node, output->lx, output->ly);
wlr_scene_node_set_position(&output->layers.shell_top->node, output->lx, output->ly);
wlr_scene_node_set_position(&output->layers.shell_overlay->node, output->lx, output->ly);
wlr_scene_node_set_position(&output->layers.session_lock->node, output->lx, output->ly);
arrange_output(output, output->width, output->height);
}
}
arrange_popup(root->layers.popup);
}
/**
* Apply a transaction to the "current" state of the tree.
*/
@ -291,8 +717,6 @@ static void transaction_apply(struct sway_transaction *transaction) {
node->instruction = NULL;
}
cursor_rebase_all();
}
static void transaction_commit_pending(void);
@ -305,6 +729,8 @@ static void transaction_progress(void) {
return;
}
transaction_apply(server.queued_transaction);
arrange_root(root);
cursor_rebase_all();
transaction_destroy(server.queued_transaction);
server.queued_transaction = NULL;

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