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gtk: Persist panel state

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Creating and destroying the panel as needed causes a resource leak somewhere in the deeper layers of the stack. This is a workaround.

See https://gitlab.gnome.org/World/Phosh/squeekboard/-/issues/343
This commit is contained in:
Dorota Czaplejewicz
2022-07-01 08:07:25 +00:00
parent 50ef4ab433
commit 70bf101812
2 changed files with 36 additions and 41 deletions
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73
src/panel.c
View File

@ -9,13 +9,8 @@ void
panel_manager_hide(struct panel_manager *self)
{
if (self->window) {
gtk_widget_destroy (GTK_WIDGET (self->window));
gtk_widget_hide (GTK_WIDGET (self->window));
}
if (self->widget) {
gtk_widget_destroy (GTK_WIDGET (self->widget));
}
self->window = NULL;
self->widget = NULL;
}
static void
@ -65,42 +60,40 @@ make_widget (struct panel_manager *self)
void
panel_manager_request_widget (struct panel_manager *self, struct wl_output *output, uint32_t height, struct squeek_panel_manager *mgr)
{
if (self->window) {
g_error("Window already present");
if (!self->window) {
self->window = g_object_new (
PHOSH_TYPE_LAYER_SURFACE,
"layer-shell", squeek_wayland->layer_shell,
"wl-output", output,
"height", height,
"anchor", ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM
| ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT,
"layer", ZWLR_LAYER_SHELL_V1_LAYER_TOP,
"kbd-interactivity", FALSE,
"exclusive-zone", height,
"namespace", "osk",
NULL
);
g_object_connect (self->window,
"swapped-signal::destroy", G_CALLBACK(on_destroy), self,
"swapped-signal::configured", G_CALLBACK(on_surface_configure), mgr,
NULL);
// The properties below are just to make hacking easier.
// The way we use layer-shell overrides some,
// and there's no space in the protocol for others.
// Those may still be useful in the future,
// or for hacks with regular windows.
gtk_widget_set_can_focus (GTK_WIDGET(self->window), FALSE);
g_object_set (G_OBJECT(self->window), "accept_focus", FALSE, NULL);
gtk_window_set_title (GTK_WINDOW(self->window), "Squeekboard");
gtk_window_set_icon_name (GTK_WINDOW(self->window), "squeekboard");
gtk_window_set_keep_above (GTK_WINDOW(self->window), TRUE);
}
self->window = g_object_new (
PHOSH_TYPE_LAYER_SURFACE,
"layer-shell", squeek_wayland->layer_shell,
"wl-output", output,
"height", height,
"anchor", ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM
| ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT
| ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT,
"layer", ZWLR_LAYER_SHELL_V1_LAYER_TOP,
"kbd-interactivity", FALSE,
"exclusive-zone", height,
"namespace", "osk",
NULL
);
g_object_connect (self->window,
"swapped-signal::destroy", G_CALLBACK(on_destroy), self,
"swapped-signal::configured", G_CALLBACK(on_surface_configure), mgr,
NULL);
// The properties below are just to make hacking easier.
// The way we use layer-shell overrides some,
// and there's no space in the protocol for others.
// Those may still be useful in the future,
// or for hacks with regular windows.
gtk_widget_set_can_focus (GTK_WIDGET(self->window), FALSE);
g_object_set (G_OBJECT(self->window), "accept_focus", FALSE, NULL);
gtk_window_set_title (GTK_WINDOW(self->window), "Squeekboard");
gtk_window_set_icon_name (GTK_WINDOW(self->window), "squeekboard");
gtk_window_set_keep_above (GTK_WINDOW(self->window), TRUE);
make_widget(self);
if (!self->widget) {
make_widget(self);
}
gtk_widget_show (GTK_WIDGET(self->window));
}