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571 lines
18 KiB
571 lines
18 KiB
#define _POSIX_C_SOURCE 199309L
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#include <float.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <wayland-server-core.h>
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#include <wlr/types/wlr_xdg_shell.h>
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#include <wlr/util/edges.h>
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#include "log.h"
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#include "sway/decoration.h"
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#include "sway/scene_descriptor.h"
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#include "sway/desktop/transaction.h"
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#include "sway/input/cursor.h"
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#include "sway/input/input-manager.h"
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#include "sway/input/seat.h"
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#include "sway/output.h"
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#include "sway/tree/arrange.h"
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#include "sway/tree/container.h"
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#include "sway/tree/view.h"
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#include "sway/tree/workspace.h"
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#include "sway/xdg_decoration.h"
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static struct sway_xdg_popup *popup_create(
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struct wlr_xdg_popup *wlr_popup, struct sway_view *view,
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struct wlr_scene_tree *parent);
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static void popup_handle_new_popup(struct wl_listener *listener, void *data) {
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struct sway_xdg_popup *popup =
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wl_container_of(listener, popup, new_popup);
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struct wlr_xdg_popup *wlr_popup = data;
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popup_create(wlr_popup, popup->view, popup->xdg_surface_tree);
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}
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static void popup_handle_destroy(struct wl_listener *listener, void *data) {
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struct sway_xdg_popup *popup = wl_container_of(listener, popup, destroy);
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wl_list_remove(&popup->new_popup.link);
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wl_list_remove(&popup->destroy.link);
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wl_list_remove(&popup->surface_commit.link);
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wlr_scene_node_destroy(&popup->scene_tree->node);
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free(popup);
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}
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static void popup_unconstrain(struct sway_xdg_popup *popup) {
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struct sway_view *view = popup->view;
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struct wlr_xdg_popup *wlr_popup = popup->wlr_xdg_popup;
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struct sway_workspace *workspace = view->container->pending.workspace;
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if (!workspace) {
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// is null if in the scratchpad
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return;
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}
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struct sway_output *output = workspace->output;
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// the output box expressed in the coordinate system of the toplevel parent
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// of the popup
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struct wlr_box output_toplevel_sx_box = {
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.x = output->lx - view->container->pending.content_x + view->geometry.x,
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.y = output->ly - view->container->pending.content_y + view->geometry.y,
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.width = output->width,
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.height = output->height,
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};
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wlr_xdg_popup_unconstrain_from_box(wlr_popup, &output_toplevel_sx_box);
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}
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static void popup_handle_surface_commit(struct wl_listener *listener, void *data) {
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struct sway_xdg_popup *popup = wl_container_of(listener, popup, surface_commit);
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if (popup->wlr_xdg_popup->base->initial_commit) {
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popup_unconstrain(popup);
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}
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}
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static struct sway_xdg_popup *popup_create(struct wlr_xdg_popup *wlr_popup,
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struct sway_view *view, struct wlr_scene_tree *parent) {
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struct wlr_xdg_surface *xdg_surface = wlr_popup->base;
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struct sway_xdg_popup *popup = calloc(1, sizeof(struct sway_xdg_popup));
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if (!popup) {
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return NULL;
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}
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popup->wlr_xdg_popup = wlr_popup;
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popup->view = view;
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popup->scene_tree = wlr_scene_tree_create(parent);
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if (!popup->scene_tree) {
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free(popup);
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return NULL;
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}
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popup->xdg_surface_tree = wlr_scene_xdg_surface_create(
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popup->scene_tree, xdg_surface);
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if (!popup->xdg_surface_tree) {
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wlr_scene_node_destroy(&popup->scene_tree->node);
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free(popup);
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return NULL;
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}
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popup->desc.relative = &view->content_tree->node;
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popup->desc.view = view;
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if (!scene_descriptor_assign(&popup->scene_tree->node,
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SWAY_SCENE_DESC_POPUP, &popup->desc)) {
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sway_log(SWAY_ERROR, "Failed to allocate a popup scene descriptor");
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wlr_scene_node_destroy(&popup->scene_tree->node);
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free(popup);
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return NULL;
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}
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popup->wlr_xdg_popup = xdg_surface->popup;
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struct sway_xdg_shell_view *shell_view =
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wl_container_of(view, shell_view, view);
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xdg_surface->data = shell_view;
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wl_signal_add(&xdg_surface->surface->events.commit, &popup->surface_commit);
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popup->surface_commit.notify = popup_handle_surface_commit;
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wl_signal_add(&xdg_surface->events.new_popup, &popup->new_popup);
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popup->new_popup.notify = popup_handle_new_popup;
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wl_signal_add(&wlr_popup->events.destroy, &popup->destroy);
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popup->destroy.notify = popup_handle_destroy;
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return popup;
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}
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static struct sway_xdg_shell_view *xdg_shell_view_from_view(
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struct sway_view *view) {
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if (!sway_assert(view->type == SWAY_VIEW_XDG_SHELL,
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"Expected xdg_shell view")) {
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return NULL;
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}
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return (struct sway_xdg_shell_view *)view;
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}
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static void get_constraints(struct sway_view *view, double *min_width,
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double *max_width, double *min_height, double *max_height) {
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struct wlr_xdg_toplevel_state *state =
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&view->wlr_xdg_toplevel->current;
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*min_width = state->min_width > 0 ? state->min_width : DBL_MIN;
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*max_width = state->max_width > 0 ? state->max_width : DBL_MAX;
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*min_height = state->min_height > 0 ? state->min_height : DBL_MIN;
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*max_height = state->max_height > 0 ? state->max_height : DBL_MAX;
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}
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static const char *get_string_prop(struct sway_view *view,
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enum sway_view_prop prop) {
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if (xdg_shell_view_from_view(view) == NULL) {
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return NULL;
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}
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switch (prop) {
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case VIEW_PROP_TITLE:
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return view->wlr_xdg_toplevel->title;
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case VIEW_PROP_APP_ID:
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return view->wlr_xdg_toplevel->app_id;
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default:
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return NULL;
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}
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}
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static uint32_t configure(struct sway_view *view, double lx, double ly,
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int width, int height) {
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struct sway_xdg_shell_view *xdg_shell_view =
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xdg_shell_view_from_view(view);
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if (xdg_shell_view == NULL) {
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return 0;
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}
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return wlr_xdg_toplevel_set_size(view->wlr_xdg_toplevel,
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width, height);
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}
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static void set_activated(struct sway_view *view, bool activated) {
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if (xdg_shell_view_from_view(view) == NULL) {
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return;
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}
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wlr_xdg_toplevel_set_activated(view->wlr_xdg_toplevel, activated);
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}
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static void set_tiled(struct sway_view *view, bool tiled) {
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if (xdg_shell_view_from_view(view) == NULL) {
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return;
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}
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if (wl_resource_get_version(view->wlr_xdg_toplevel->resource) >=
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XDG_TOPLEVEL_STATE_TILED_LEFT_SINCE_VERSION) {
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enum wlr_edges edges = WLR_EDGE_NONE;
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if (tiled) {
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edges = WLR_EDGE_LEFT | WLR_EDGE_RIGHT | WLR_EDGE_TOP |
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WLR_EDGE_BOTTOM;
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}
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wlr_xdg_toplevel_set_tiled(view->wlr_xdg_toplevel, edges);
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} else {
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// The version is too low for the tiled state; configure as maximized instead
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// to stop the client from drawing decorations outside of the toplevel geometry.
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wlr_xdg_toplevel_set_maximized(view->wlr_xdg_toplevel, tiled);
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}
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}
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static void set_fullscreen(struct sway_view *view, bool fullscreen) {
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if (xdg_shell_view_from_view(view) == NULL) {
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return;
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}
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wlr_xdg_toplevel_set_fullscreen(view->wlr_xdg_toplevel, fullscreen);
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}
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static void set_resizing(struct sway_view *view, bool resizing) {
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if (xdg_shell_view_from_view(view) == NULL) {
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return;
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}
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wlr_xdg_toplevel_set_resizing(view->wlr_xdg_toplevel, resizing);
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}
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static bool wants_floating(struct sway_view *view) {
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struct wlr_xdg_toplevel *toplevel = view->wlr_xdg_toplevel;
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struct wlr_xdg_toplevel_state *state = &toplevel->current;
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return (state->min_width != 0 && state->min_height != 0
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&& (state->min_width == state->max_width
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|| state->min_height == state->max_height))
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|| toplevel->parent;
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}
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static bool is_transient_for(struct sway_view *child,
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struct sway_view *ancestor) {
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if (xdg_shell_view_from_view(child) == NULL) {
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return false;
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}
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struct wlr_xdg_toplevel *toplevel = child->wlr_xdg_toplevel;
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while (toplevel) {
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if (toplevel->parent == ancestor->wlr_xdg_toplevel) {
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return true;
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}
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toplevel = toplevel->parent;
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}
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return false;
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}
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static void _close(struct sway_view *view) {
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if (xdg_shell_view_from_view(view) == NULL) {
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return;
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}
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wlr_xdg_toplevel_send_close(view->wlr_xdg_toplevel);
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}
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static void close_popups(struct sway_view *view) {
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struct wlr_xdg_popup *popup, *tmp;
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wl_list_for_each_safe(popup, tmp, &view->wlr_xdg_toplevel->base->popups, link) {
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wlr_xdg_popup_destroy(popup);
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}
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}
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static void destroy(struct sway_view *view) {
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struct sway_xdg_shell_view *xdg_shell_view =
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xdg_shell_view_from_view(view);
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if (xdg_shell_view == NULL) {
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return;
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}
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free(xdg_shell_view);
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}
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static const struct sway_view_impl view_impl = {
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.get_constraints = get_constraints,
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.get_string_prop = get_string_prop,
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.configure = configure,
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.set_activated = set_activated,
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.set_tiled = set_tiled,
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.set_fullscreen = set_fullscreen,
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.set_resizing = set_resizing,
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.wants_floating = wants_floating,
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.is_transient_for = is_transient_for,
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.close = _close,
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.close_popups = close_popups,
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.destroy = destroy,
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};
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static void handle_commit(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, commit);
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struct sway_view *view = &xdg_shell_view->view;
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struct wlr_xdg_surface *xdg_surface = view->wlr_xdg_toplevel->base;
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if (xdg_surface->initial_commit) {
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if (view->xdg_decoration != NULL) {
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set_xdg_decoration_mode(view->xdg_decoration);
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}
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// XXX: https://github.com/swaywm/sway/issues/2176
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wlr_xdg_surface_schedule_configure(xdg_surface);
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return;
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}
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if (!xdg_surface->surface->mapped) {
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return;
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}
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struct wlr_box new_geo;
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wlr_xdg_surface_get_geometry(xdg_surface, &new_geo);
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bool new_size = new_geo.width != view->geometry.width ||
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new_geo.height != view->geometry.height ||
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new_geo.x != view->geometry.x ||
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new_geo.y != view->geometry.y;
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if (new_size) {
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// The client changed its surface size in this commit. For floating
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// containers, we resize the container to match. For tiling containers,
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// we only recenter the surface.
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memcpy(&view->geometry, &new_geo, sizeof(struct wlr_box));
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if (container_is_floating(view->container)) {
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view_update_size(view);
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// Only set the toplevel size the current container actually has a size.
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if (view->container->current.width) {
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wlr_xdg_toplevel_set_size(view->wlr_xdg_toplevel, view->geometry.width,
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view->geometry.height);
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}
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transaction_commit_dirty_client();
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}
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view_center_and_clip_surface(view);
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}
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if (view->container->node.instruction) {
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bool successful = transaction_notify_view_ready_by_serial(view,
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xdg_surface->current.configure_serial);
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// If we saved the view and this commit isn't what we're looking for
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// that means the user will never actually see the buffers submitted to
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// us here. Just send frame done events to these surfaces so they can
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// commit another time for us.
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if (view->saved_surface_tree && !successful) {
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view_send_frame_done(view);
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}
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}
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}
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static void handle_set_title(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, set_title);
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struct sway_view *view = &xdg_shell_view->view;
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view_update_title(view, false);
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view_execute_criteria(view);
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}
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static void handle_set_app_id(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, set_app_id);
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struct sway_view *view = &xdg_shell_view->view;
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view_update_app_id(view);
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view_execute_criteria(view);
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}
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static void handle_new_popup(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, new_popup);
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struct wlr_xdg_popup *wlr_popup = data;
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struct sway_xdg_popup *popup = popup_create(wlr_popup,
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&xdg_shell_view->view, root->layers.popup);
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if (!popup) {
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return;
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}
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int lx, ly;
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wlr_scene_node_coords(&popup->view->content_tree->node, &lx, &ly);
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wlr_scene_node_set_position(&popup->scene_tree->node, lx, ly);
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}
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static void handle_request_maximize(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, request_maximize);
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struct wlr_xdg_toplevel *toplevel = xdg_shell_view->view.wlr_xdg_toplevel;
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wlr_xdg_surface_schedule_configure(toplevel->base);
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}
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static void handle_request_fullscreen(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, request_fullscreen);
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struct wlr_xdg_toplevel *toplevel = xdg_shell_view->view.wlr_xdg_toplevel;
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struct sway_view *view = &xdg_shell_view->view;
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if (!toplevel->base->surface->mapped) {
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return;
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}
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struct sway_container *container = view->container;
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struct wlr_xdg_toplevel_requested *req = &toplevel->requested;
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if (req->fullscreen && req->fullscreen_output && req->fullscreen_output->data) {
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struct sway_output *output = req->fullscreen_output->data;
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struct sway_workspace *ws = output_get_active_workspace(output);
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if (ws && !container_is_scratchpad_hidden(container) &&
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container->pending.workspace != ws) {
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if (container_is_floating(container)) {
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workspace_add_floating(ws, container);
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} else {
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container = workspace_add_tiling(ws, container);
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}
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}
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}
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container_set_fullscreen(container, req->fullscreen);
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arrange_root();
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transaction_commit_dirty();
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}
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static void handle_request_move(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, request_move);
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struct sway_view *view = &xdg_shell_view->view;
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if (!container_is_floating(view->container) ||
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view->container->pending.fullscreen_mode) {
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return;
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}
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struct wlr_xdg_toplevel_move_event *e = data;
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struct sway_seat *seat = e->seat->seat->data;
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if (e->serial == seat->last_button_serial) {
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seatop_begin_move_floating(seat, view->container);
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}
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}
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static void handle_request_resize(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, request_resize);
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struct sway_view *view = &xdg_shell_view->view;
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if (!container_is_floating(view->container)) {
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return;
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}
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struct wlr_xdg_toplevel_resize_event *e = data;
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struct sway_seat *seat = e->seat->seat->data;
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if (e->serial == seat->last_button_serial) {
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seatop_begin_resize_floating(seat, view->container, e->edges);
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}
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}
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static void handle_unmap(struct wl_listener *listener, void *data) {
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struct sway_xdg_shell_view *xdg_shell_view =
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wl_container_of(listener, xdg_shell_view, unmap);
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struct sway_view *view = &xdg_shell_view->view;
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if (!sway_assert(view->surface, "Cannot unmap unmapped view")) {
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return;
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}
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view_unmap(view);
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wl_list_remove(&xdg_shell_view->new_popup.link);
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wl_list_remove(&xdg_shell_view->request_maximize.link);
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wl_list_remove(&xdg_shell_view->request_fullscreen.link);
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wl_list_remove(&xdg_shell_view->request_move.link);
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wl_list_remove(&xdg_shell_view->request_resize.link);
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wl_list_remove(&xdg_shell_view->set_title.link);
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|
wl_list_remove(&xdg_shell_view->set_app_id.link);
|
|
}
|
|
|
|
static void handle_map(struct wl_listener *listener, void *data) {
|
|
struct sway_xdg_shell_view *xdg_shell_view =
|
|
wl_container_of(listener, xdg_shell_view, map);
|
|
struct sway_view *view = &xdg_shell_view->view;
|
|
struct wlr_xdg_toplevel *toplevel = view->wlr_xdg_toplevel;
|
|
|
|
view->natural_width = toplevel->base->current.geometry.width;
|
|
view->natural_height = toplevel->base->current.geometry.height;
|
|
if (!view->natural_width && !view->natural_height) {
|
|
view->natural_width = toplevel->base->surface->current.width;
|
|
view->natural_height = toplevel->base->surface->current.height;
|
|
}
|
|
|
|
bool csd = false;
|
|
|
|
if (view->xdg_decoration) {
|
|
enum wlr_xdg_toplevel_decoration_v1_mode mode =
|
|
view->xdg_decoration->wlr_xdg_decoration->requested_mode;
|
|
csd = mode == WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE;
|
|
} else {
|
|
struct sway_server_decoration *deco =
|
|
decoration_from_surface(toplevel->base->surface);
|
|
csd = !deco || deco->wlr_server_decoration->mode ==
|
|
WLR_SERVER_DECORATION_MANAGER_MODE_CLIENT;
|
|
}
|
|
|
|
view_map(view, toplevel->base->surface,
|
|
toplevel->requested.fullscreen,
|
|
toplevel->requested.fullscreen_output,
|
|
csd);
|
|
|
|
transaction_commit_dirty();
|
|
|
|
xdg_shell_view->new_popup.notify = handle_new_popup;
|
|
wl_signal_add(&toplevel->base->events.new_popup,
|
|
&xdg_shell_view->new_popup);
|
|
|
|
xdg_shell_view->request_maximize.notify = handle_request_maximize;
|
|
wl_signal_add(&toplevel->events.request_maximize,
|
|
&xdg_shell_view->request_maximize);
|
|
|
|
xdg_shell_view->request_fullscreen.notify = handle_request_fullscreen;
|
|
wl_signal_add(&toplevel->events.request_fullscreen,
|
|
&xdg_shell_view->request_fullscreen);
|
|
|
|
xdg_shell_view->request_move.notify = handle_request_move;
|
|
wl_signal_add(&toplevel->events.request_move,
|
|
&xdg_shell_view->request_move);
|
|
|
|
xdg_shell_view->request_resize.notify = handle_request_resize;
|
|
wl_signal_add(&toplevel->events.request_resize,
|
|
&xdg_shell_view->request_resize);
|
|
|
|
xdg_shell_view->set_title.notify = handle_set_title;
|
|
wl_signal_add(&toplevel->events.set_title,
|
|
&xdg_shell_view->set_title);
|
|
|
|
xdg_shell_view->set_app_id.notify = handle_set_app_id;
|
|
wl_signal_add(&toplevel->events.set_app_id,
|
|
&xdg_shell_view->set_app_id);
|
|
}
|
|
|
|
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);
|
|
struct sway_view *view = &xdg_shell_view->view;
|
|
if (!sway_assert(view->surface == NULL, "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->commit.link);
|
|
view->wlr_xdg_toplevel = NULL;
|
|
if (view->xdg_decoration) {
|
|
view->xdg_decoration->view = NULL;
|
|
}
|
|
view_begin_destroy(view);
|
|
}
|
|
|
|
struct sway_view *view_from_wlr_xdg_surface(
|
|
struct wlr_xdg_surface *xdg_surface) {
|
|
return xdg_surface->data;
|
|
}
|
|
|
|
void handle_xdg_shell_toplevel(struct wl_listener *listener, void *data) {
|
|
struct wlr_xdg_toplevel *xdg_toplevel = data;
|
|
|
|
sway_log(SWAY_DEBUG, "New xdg_shell toplevel title='%s' app_id='%s'",
|
|
xdg_toplevel->title, xdg_toplevel->app_id);
|
|
wlr_xdg_surface_ping(xdg_toplevel->base);
|
|
|
|
struct sway_xdg_shell_view *xdg_shell_view =
|
|
calloc(1, sizeof(struct sway_xdg_shell_view));
|
|
if (!sway_assert(xdg_shell_view, "Failed to allocate view")) {
|
|
return;
|
|
}
|
|
|
|
if (!view_init(&xdg_shell_view->view, SWAY_VIEW_XDG_SHELL, &view_impl)) {
|
|
free(xdg_shell_view);
|
|
return;
|
|
}
|
|
xdg_shell_view->view.wlr_xdg_toplevel = xdg_toplevel;
|
|
|
|
xdg_shell_view->map.notify = handle_map;
|
|
wl_signal_add(&xdg_toplevel->base->surface->events.map, &xdg_shell_view->map);
|
|
|
|
xdg_shell_view->unmap.notify = handle_unmap;
|
|
wl_signal_add(&xdg_toplevel->base->surface->events.unmap, &xdg_shell_view->unmap);
|
|
|
|
xdg_shell_view->commit.notify = handle_commit;
|
|
wl_signal_add(&xdg_toplevel->base->surface->events.commit,
|
|
&xdg_shell_view->commit);
|
|
|
|
xdg_shell_view->destroy.notify = handle_destroy;
|
|
wl_signal_add(&xdg_toplevel->events.destroy, &xdg_shell_view->destroy);
|
|
|
|
wlr_scene_xdg_surface_create(xdg_shell_view->view.content_tree, xdg_toplevel->base);
|
|
|
|
xdg_toplevel->base->data = xdg_shell_view;
|
|
}
|