added "fill_popup_menu" signal, to allow the addition of new items to the

2003-10-28  Rodrigo Moya <rodrigo@ximian.com>

	* e-source-selector.[ch]: added "fill_popup_menu" signal, to
	allow the addition of new items to the popup menu.
	(class_init): create new signal.
	(init): connect to "button_press_event" for the tree view.
	(selector_button_press_event): callback for "button_press_event".
	(e_source_selector_selection_shown): use g_return_val_if_fail.

svn path=/trunk/; revision=23106

3 files changed, 42 insertions, 1 deletions

diff --git a/widgets/misc/ChangeLog b/widgets/misc/ChangeLog
index 839887d079..74e1a753cf 100644
--- a/widgets/misc/ChangeLog
+++ b/widgets/misc/ChangeLog
@@ -1,3 +1,12 @@
+2003-10-28  Rodrigo Moya <rodrigo@ximian.com>
+
+	* e-source-selector.[ch]: added "fill_popup_menu" signal, to
+	allow the addition of new items to the popup menu.
+	(class_init): create new signal.
+	(init): connect to "button_press_event" for the tree view.
+	(selector_button_press_event): callback for "button_press_event".
+	(e_source_selector_selection_shown): use g_return_val_if_fail.
+
 2003-10-22  Dan Winship  <danw@ximian.com>
 
 	* e-bonobo-widget.[ch]: Remove these (unused since 1.2)
diff --git a/widgets/misc/e-source-selector.c b/widgets/misc/e-source-selector.c
index 5bc12bcd39..f7814ad99b 100644
--- a/widgets/misc/e-source-selector.c
+++ b/widgets/misc/e-source-selector.c
@@ -55,6 +55,7 @@ struct _ESourceSelectorPrivate {
 enum {
 	SELECTION_CHANGED,
 	PRIMARY_SELECTION_CHANGED,
+	FILL_POPUP_MENU,
 	NUM_SIGNALS
 };
 static unsigned int signals[NUM_SIGNALS] = { 0 };
@@ -315,6 +316,24 @@ selection_changed_callback (GtkTreeSelection *selection,
 	g_signal_emit (selector, signals[PRIMARY_SELECTION_CHANGED], 0);
 }
 
+static gboolean
+selector_button_press_event (GtkWidget *widget, GdkEventButton *event, ESourceSelector *selector)
+{
+	GtkWidget *menu;
+
+	/* only process right-clicks */
+	if (event->button != 3)
+		return FALSE;
+
+	/* create the menu */
+	menu = gtk_menu_new ();
+	g_signal_emit (G_OBJECT (selector), signals[FILL_POPUP_MENU], 0, GTK_MENU (menu));
+
+	/* popup the menu */
+	gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL, event->button, event->time);
+
+	return TRUE;
+}
 
 /* GObject methods.  */
 
@@ -386,6 +405,14 @@ class_init (ESourceSelectorClass *class)
 			      NULL, NULL,
 			      e_util_marshal_VOID__VOID,
 			      G_TYPE_NONE, 0);
+	signals[FILL_POPUP_MENU] =
+		g_signal_new ("fill_popup_menu",
+			      G_OBJECT_CLASS_TYPE (object_class),
+			      G_SIGNAL_RUN_LAST,
+			      G_STRUCT_OFFSET (ESourceSelectorClass, fill_popup_menu),
+			      NULL, NULL,
+			      g_cclosure_marshal_VOID__OBJECT,
+			      G_TYPE_OBJECT, 0);
 }
 
 static void
@@ -399,6 +426,9 @@ init (ESourceSelector *selector)
 	priv = g_new0 (ESourceSelectorPrivate, 1);
 	selector->priv = priv;
 
+	g_signal_connect (G_OBJECT (selector), "button_press_event",
+			  G_CALLBACK (selector_button_press_event), selector);
+
 	priv->checkboxes_shown = TRUE;
 
 	priv->selected_sources = create_selected_sources_hash ();
@@ -546,7 +576,7 @@ e_source_selector_show_selection (ESourceSelector *selector,
 gboolean
 e_source_selector_selection_shown (ESourceSelector *selector)
 {
-	g_return_if_fail (E_IS_SOURCE_SELECTOR (selector));
+	g_return_val_if_fail (E_IS_SOURCE_SELECTOR (selector), FALSE);
 
 	return selector->priv->checkboxes_shown;
 }
diff --git a/widgets/misc/e-source-selector.h b/widgets/misc/e-source-selector.h
index 02b1356e08..3880d86ac5 100644
--- a/widgets/misc/e-source-selector.h
+++ b/widgets/misc/e-source-selector.h
@@ -26,6 +26,7 @@
 
 #include "e-util/e-source-list.h"
 
+#include <gtk/gtkmenu.h>
 #include <gtk/gtktreeview.h>
 
 
@@ -51,6 +52,7 @@ struct _ESourceSelectorClass {
 
 	void (* selection_changed) (ESourceSelector *selector);
 	void (* primary_selection_changed) (ESourceSelector *selector);
+	void (* fill_popup_menu) (ESourceSelector *selector, GtkMenu *menu);
 };