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stack: Ensure the bin window has an evmask suitable to windowless children

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If a child has set_has_window == FALSE, it purely relies on the events set on
the parent window, for which the bin window used to just ensure the exposure
mask, eating all input events.

https://bugzilla.gnome.org/show_bug.cgi?id=734357
This commit is contained in:
Carlos Garnacho
2014-08-11 16:49:46 +02:00
parent 62507776fe
commit 8ff47570af
1 changed files with 11 additions and 0 deletions
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11
gtk/gtkstack.c
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@ -318,6 +318,12 @@ gtk_stack_realize (GtkWidget *widget)
attributes.width = allocation.width; attributes.width = allocation.width;
attributes.height = allocation.height; attributes.height = allocation.height;
for (l = priv->children; l != NULL; l = l->next)
{
info = l->data;
attributes.event_mask |= gtk_widget_get_events (info->widget);
}
priv->bin_window = priv->bin_window =
gdk_window_new (priv->view_window, &attributes, attributes_mask); gdk_window_new (priv->view_window, &attributes, attributes_mask);
gtk_widget_register_window (widget, priv->bin_window); gtk_widget_register_window (widget, priv->bin_window);
@ -1133,6 +1139,11 @@ gtk_stack_add (GtkContainer *container,
gtk_widget_set_parent_window (child, priv->bin_window); gtk_widget_set_parent_window (child, priv->bin_window);
gtk_widget_set_parent (child, GTK_WIDGET (stack)); gtk_widget_set_parent (child, GTK_WIDGET (stack));
if (priv->bin_window)
gdk_window_set_events (priv->bin_window,
gdk_window_get_events (priv->bin_window) |
gtk_widget_get_events (child));
g_signal_connect (child, "notify::visible", g_signal_connect (child, "notify::visible",
G_CALLBACK (stack_child_visibility_notify_cb), stack); G_CALLBACK (stack_child_visibility_notify_cb), stack);