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osd: support 'alt-tab' on screen display

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The osd window shows title, app_id/class and shell of all views that can
be cycled between.
This commit is contained in:
Johan Malm 2021-08-16 07:16:56 +01:00
parent 86c384b227
commit 77ade08158
8 changed files with 200 additions and 109 deletions
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23
src/output.c
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@ -460,6 +460,28 @@ render_texture_helper(struct output *output, pixman_region32_t *output_damage,
matrix);
}
static void
render_osd(struct output *output, pixman_region32_t *damage,
struct server *server)
{
if (!server->osd) {
return;
}
/* show on screen display (osd) on all outputs */
struct output *o;
wl_list_for_each(o, &server->outputs, link) {
struct wlr_box usable = output_usable_area_in_layout_coords(o);
struct wlr_box box = {
.x = usable.x + (usable.width - server->osd->width) / 2,
.y = usable.y + (usable.height - server->osd->height) / 2,
.width = server->osd->width,
.height = server->osd->height,
};
render_texture_helper(output, damage, &box, server->osd);
}
}
static bool
isbutton(enum ssd_part_type type)
{
@ -673,6 +695,7 @@ output_render(struct output *output, pixman_region32_t *damage)
/* 'alt-tab' border */
if (output->server->cycle_view) {
render_cycle_box(output, damage, output->server->cycle_view);
render_osd(output, damage, output->server);
}
render_layer_toplevel(output, damage,