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paned: don't claim drag-begin on invisible handle

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Paned handles are hidden when any of its children are hidden too,
but drag events were still accepted around the (virtual) handle position.

Instead, deny drag-begin when handle is hidden.

Fixes #6520
Closes #6520
This commit is contained in:
g.willems 2024-03-11 20:32:59 +01:00
parent 8c96991ce0
commit 54264a9f78
1 changed files with 8 additions and 0 deletions
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8
gtk/gtkpaned.c
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@ -886,6 +886,14 @@ gesture_drag_begin_cb (GtkGestureDrag *gesture,
GdkDevice *device;
gboolean is_touch;
/* Only drag the handle when it's visible */
if (!gtk_widget_get_child_visible (paned->handle_widget))
{
gtk_gesture_set_state (GTK_GESTURE (gesture),
GTK_EVENT_SEQUENCE_DENIED);
return;
}
sequence = gtk_gesture_single_get_current_sequence (GTK_GESTURE_SINGLE (gesture));
event = gtk_gesture_get_last_event (GTK_GESTURE (gesture), sequence);
device = gdk_event_get_device (event);