fix: linux, transparent window (#10192)

Signed-off-by: fufesou <linlong1266@gmail.com>
This commit is contained in:
fufesou 2024-12-05 17:26:34 +08:00 committed by GitHub
parent 93e3107881
commit 2ce9b108ed
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@ -14,6 +14,9 @@ struct _MyApplication {
G_DEFINE_TYPE(MyApplication, my_application, GTK_TYPE_APPLICATION)
GtkWidget *find_gl_area(GtkWidget *widget);
void try_set_transparent(GtkWindow* window, GdkScreen* screen, FlView* view);
extern bool gIsConnectionManager;
GtkWidget *find_gl_area(GtkWidget *widget);
@ -69,31 +72,18 @@ static void my_application_activate(GApplication* application) {
height = 490;
}
gtk_window_set_default_size(window, width, height); // <-- comment this line
gtk_widget_show(GTK_WIDGET(window));
// gtk_widget_show(GTK_WIDGET(window));
gtk_widget_set_opacity(GTK_WIDGET(window), 0);
g_autoptr(FlDartProject) project = fl_dart_project_new();
fl_dart_project_set_dart_entrypoint_arguments(project, self->dart_entrypoint_arguments);
FlView* view = fl_view_new(project);
gtk_widget_show(GTK_WIDGET(view));
gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(view));
// https://github.com/flutter/flutter/issues/152154
// Remove this workaround when flutter version is updated.
GtkWidget *gl_area = find_gl_area(GTK_WIDGET(view));
if (gl_area != NULL) {
gtk_gl_area_set_has_alpha(GTK_GL_AREA(gl_area), TRUE);
}
if (screen != NULL) {
GdkVisual *visual = NULL;
gtk_widget_set_app_paintable(GTK_WIDGET(window), TRUE);
visual = gdk_screen_get_rgba_visual(screen);
if (visual != NULL && gdk_screen_is_composited(screen)) {
gtk_widget_set_visual(GTK_WIDGET(window), visual);
}
}
try_set_transparent(window, gtk_window_get_screen(window), view);
gtk_widget_show(GTK_WIDGET(window));
gtk_widget_show(GTK_WIDGET(view));
fl_register_plugins(FL_PLUGIN_REGISTRY(view));
@ -162,3 +152,26 @@ GtkWidget *find_gl_area(GtkWidget *widget)
return NULL;
}
// https://github.com/flutter/flutter/issues/152154
// Remove this workaround when flutter version is updated.
void try_set_transparent(GtkWindow* window, GdkScreen* screen, FlView* view)
{
GtkWidget *gl_area = NULL;
printf("Try setting transparent\n");
gl_area = find_gl_area(GTK_WIDGET(view));
if (gl_area != NULL) {
gtk_gl_area_set_has_alpha(GTK_GL_AREA(gl_area), TRUE);
}
if (screen != NULL) {
GdkVisual *visual = NULL;
gtk_widget_set_app_paintable(GTK_WIDGET(window), TRUE);
visual = gdk_screen_get_rgba_visual(screen);
if (visual != NULL && gdk_screen_is_composited(screen)) {
gtk_widget_set_visual(GTK_WIDGET(window), visual);
}
}
}