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fix(engine/linux): handle GTK4 drawing area resize

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This commit is contained in:
Rich Young 2026-02-05 18:35:32 -05:00
parent 1044ef13de
commit 4bc89b39f9
1 changed files with 13 additions and 0 deletions
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13
engine/src/flutter/shell/platform/linux/fl_view.cc
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@ -776,6 +776,14 @@ static void size_allocate_cb(FlView* self) {
handle_geometry_changed(self);
}
#if FLUTTER_LINUX_GTK4
static void resize_cb(FlView* self, int width, int height) {
(void)width;
(void)height;
handle_geometry_changed(self);
}
#endif
static void paint_background(FlView* self, cairo_t* cr) {
// Don't bother drawing if fully transparent - the widget above this will
// already be drawn by GTK.
@ -1084,8 +1092,13 @@ static void fl_view_init(FlView* self) {
#endif
g_signal_connect_swapped(self->render_area, "realize", G_CALLBACK(realize_cb),
self);
#if FLUTTER_LINUX_GTK4
g_signal_connect_swapped(self->render_area, "resize", G_CALLBACK(resize_cb),
self);
#else
g_signal_connect_swapped(self->render_area, "size-allocate",
G_CALLBACK(size_allocate_cb), self);
#endif
#if FLUTTER_LINUX_GTK4
gtk_drawing_area_set_draw_func(self->render_area, draw_cb_gtk4, self,
nullptr);