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popover: propagate (insensitive|backdrop) flags from relative-to widget

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Popovers aren't direct children of the widget they point to, but yet
they act as children of it, so do the same with state propagation,
so the flags that propagate across the hierarchy reach popovers too.
This commit is contained in:
Carlos Garnacho 2014-02-07 16:18:48 +01:00
parent 63bed5d040
commit 98a67d9697
1 changed files with 36 additions and 0 deletions
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36
gtk/gtkpopover.c
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@ -85,6 +85,7 @@ struct _GtkPopoverPrivate
guint unmap_id;
guint scrollable_notify_id;
guint grab_notify_id;
guint state_changed_id;
guint has_pointing_to : 1;
guint preferred_position : 2;
guint final_position : 2;
@ -1295,6 +1296,35 @@ _gtk_popover_parent_hierarchy_changed (GtkWidget *widget,
g_object_unref (popover);
}
static void
_popover_propagate_state (GtkPopover *popover,
GtkStateFlags state,
GtkStateFlags old_state,
GtkStateFlags flag)
{
if ((state & flag) != (old_state & flag))
{
if ((state & flag) == flag)
gtk_widget_set_state_flags (GTK_WIDGET (popover), flag, FALSE);
else
gtk_widget_unset_state_flags (GTK_WIDGET (popover), flag);
}
}
static void
_gtk_popover_parent_state_changed (GtkWidget *widget,
GtkStateFlags old_state,
GtkPopover *popover)
{
guint state;
state = gtk_widget_get_state_flags (widget);
_popover_propagate_state (popover, state, old_state,
GTK_STATE_FLAG_INSENSITIVE);
_popover_propagate_state (popover, state, old_state,
GTK_STATE_FLAG_BACKDROP);
}
static void
_gtk_popover_parent_grab_notify (GtkWidget *widget,
gboolean was_shadowed,
@ -1455,6 +1485,8 @@ gtk_popover_update_relative_to (GtkPopover *popover,
g_signal_handler_disconnect (priv->widget, priv->size_allocate_id);
if (g_signal_handler_is_connected (priv->widget, priv->unmap_id))
g_signal_handler_disconnect (priv->widget, priv->unmap_id);
if (g_signal_handler_is_connected (priv->widget, priv->state_changed_id))
g_signal_handler_disconnect (priv->widget, priv->state_changed_id);
if (g_signal_handler_is_connected (priv->widget, priv->grab_notify_id))
g_signal_handler_disconnect (priv->widget, priv->grab_notify_id);
@ -1488,6 +1520,10 @@ gtk_popover_update_relative_to (GtkPopover *popover,
g_signal_connect (priv->widget, "unmap",
G_CALLBACK (_gtk_popover_parent_unmap),
popover);
priv->state_changed_id =
g_signal_connect (priv->widget, "state-flags-changed",
G_CALLBACK (_gtk_popover_parent_state_changed),
popover);
priv->grab_notify_id =
g_signal_connect (priv->widget, "grab-notify",
G_CALLBACK (_gtk_popover_parent_grab_notify),