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src/foreign.c: track outputs

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Fixes #744
This commit is contained in:
Consolatis 2023-02-02 07:16:57 +01:00
parent 14a0c83ae0
commit 3a21c39509
3 changed files with 37 additions and 36 deletions
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39
src/foreign.c
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@ -1,4 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
#include <assert.h>
#include "labwc.h"
#include "view.h"
#include "workspaces.h"
@ -74,14 +75,6 @@ foreign_toplevel_handle_create(struct view *view)
return;
}
struct wlr_output *wlr_output = view_wlr_output(view);
if (!wlr_output) {
wlr_log(WLR_ERROR, "no wlr_output for (%s)",
view_get_string_prop(view, "title"));
return;
}
wlr_foreign_toplevel_handle_v1_output_enter(toplevel->handle, wlr_output);
toplevel->maximize.notify = handle_request_maximize;
wl_signal_add(&toplevel->handle->events.request_maximize,
&toplevel->maximize);
@ -105,3 +98,33 @@ foreign_toplevel_handle_create(struct view *view)
toplevel->destroy.notify = handle_destroy;
wl_signal_add(&toplevel->handle->events.destroy, &toplevel->destroy);
}
/*
* Loop over all outputs and notify foreign_toplevel clients about changes.
* wlr_foreign_toplevel_handle_v1_output_xxx() keeps track of the active
* outputs internally and merges the events. It also listens to output
* destroy events so its fine to just relay the current state and let
* wlr_foreign_toplevel handle the rest.
*/
void
foreign_toplevel_update_outputs(struct view *view)
{
assert(view->toplevel.handle);
struct wlr_box view_geo = { view->x, view->y, view->w, view->h };
struct wlr_output_layout *layout = view->server->output_layout;
struct output *output;
wl_list_for_each(output, &view->server->outputs, link) {
if (output->wlr_output->enabled && !output->leased) {
if (wlr_output_layout_intersects(layout,
output->wlr_output, &view_geo)) {
wlr_foreign_toplevel_handle_v1_output_enter(
view->toplevel.handle, output->wlr_output);
continue;
}
}
wlr_foreign_toplevel_handle_v1_output_leave(
view->toplevel.handle, output->wlr_output);
}
}