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@ -1,12 +1,12 @@
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/* Menus
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*
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* There are several widgets involved in displaying menus. The
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* GtkMenuBar widget is a horizontal menu bar, which normally appears
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* at the top of an application. The GtkMenu widget is the actual menu
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* that pops up. Both GtkMenuBar and GtkMenu are subclasses of
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* GtkMenuShell; a GtkMenuShell contains menu items
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* (GtkMenuItem). Each menu item contains text and/or images and can
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* be selected by the user.
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* GtkMenuBar widget is a menu bar, which normally appears horizontally
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* at the top of an application, but can also be layed out vertically.
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* The GtkMenu widget is the actual menu that pops up. Both GtkMenuBar
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* and GtkMenu are subclasses of GtkMenuShell; a GtkMenuShell contains
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* menu items (GtkMenuItem). Each menu item contains text and/or images
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* and can be selected by the user.
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*
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* There are several kinds of menu item, including plain GtkMenuItem,
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* GtkCheckMenuItem which can be checked/unchecked, GtkRadioMenuItem
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@ -70,10 +70,59 @@ create_menu (gint depth,
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return menu;
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}
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static gboolean
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change_orientation (GtkWidget *button,
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GtkWidget *menubar)
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{
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GtkWidget *parent;
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GtkWidget *box = NULL;
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parent = gtk_widget_get_parent (menubar);
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if (GTK_IS_VBOX (parent))
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{
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box = gtk_widget_get_parent (parent);
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g_object_ref (menubar);
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gtk_container_remove (GTK_CONTAINER (parent), menubar);
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gtk_container_add (GTK_CONTAINER (box), menubar);
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gtk_box_reorder_child (GTK_BOX (box), menubar, 0);
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g_object_unref (menubar);
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g_object_set (menubar,
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"pack-direction", GTK_PACK_DIRECTION_TTB,
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NULL);
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}
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else
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{
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GList *children, *l;
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children = gtk_container_get_children (GTK_CONTAINER (parent));
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for (l = children; l; l = l->next)
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{
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if (GTK_IS_VBOX (l->data))
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{
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box = l->data;
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break;
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}
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}
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g_list_free (children);
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g_object_ref (menubar);
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gtk_container_remove (GTK_CONTAINER (parent), menubar);
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gtk_container_add (GTK_CONTAINER (box), menubar);
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gtk_box_reorder_child (GTK_BOX (box), menubar, 0);
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g_object_unref (menubar);
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g_object_set (menubar,
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"pack-direction", GTK_PACK_DIRECTION_LTR,
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NULL);
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}
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}
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GtkWidget *
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do_menus (GtkWidget *do_widget)
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{
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static GtkWidget *window = NULL;
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GtkWidget *box;
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GtkWidget *box1;
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GtkWidget *box2;
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GtkWidget *button;
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@ -84,6 +133,7 @@ do_menus (GtkWidget *do_widget)
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GtkWidget *menu;
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GtkWidget *menuitem;
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GtkAccelGroup *accel_group;
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GdkEventMask events;
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_set_screen (GTK_WINDOW (window),
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@ -99,9 +149,13 @@ do_menus (GtkWidget *do_widget)
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gtk_window_set_title (GTK_WINDOW (window), "menus");
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gtk_container_set_border_width (GTK_CONTAINER (window), 0);
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box = gtk_hbox_new (FALSE, 0);
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gtk_container_add (GTK_CONTAINER (window), box);
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gtk_widget_show (box);
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box1 = gtk_vbox_new (FALSE, 0);
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gtk_container_add (GTK_CONTAINER (window), box1);
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gtk_container_add (GTK_CONTAINER (box), box1);
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gtk_widget_show (box1);
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menubar = gtk_menu_bar_new ();
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@ -131,7 +185,13 @@ do_menus (GtkWidget *do_widget)
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gtk_box_pack_start (GTK_BOX (box1), box2, FALSE, TRUE, 0);
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gtk_widget_show (box2);
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button = gtk_button_new_with_label ("close");
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button = gtk_button_new_with_label ("Flip");
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g_signal_connect (button, "clicked",
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G_CALLBACK (change_orientation), menubar);
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gtk_box_pack_start (GTK_BOX (box2), button, TRUE, TRUE, 0);
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gtk_widget_show (button);
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button = gtk_button_new_with_label ("Close");
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g_signal_connect_swapped (button, "clicked",
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G_CALLBACK(gtk_widget_destroy), window);
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gtk_box_pack_start (GTK_BOX (box2), button, TRUE, TRUE, 0);
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