#include #define INITIAL_HALIGN GTK_ALIGN_START #define INITIAL_VALIGN GTK_ALIGN_START static GList *menubuttons = NULL; static void horizontal_alignment_changed (GtkComboBox *box) { GtkAlign alignment = gtk_combo_box_get_active (box); GList *l; for (l = menubuttons; l != NULL; l = l->next) { GtkMenu *popup = gtk_menu_button_get_popup (GTK_MENU_BUTTON (l->data)); if (popup != NULL) gtk_widget_set_halign (GTK_WIDGET (popup), alignment); } } static void vertical_alignment_changed (GtkComboBox *box) { GtkAlign alignment = gtk_combo_box_get_active (box); GList *l; for (l = menubuttons; l != NULL; l = l->next) { GtkMenu *popup = gtk_menu_button_get_popup (GTK_MENU_BUTTON (l->data)); if (popup != NULL) gtk_widget_set_valign (GTK_WIDGET (popup), alignment); } } int main (int argc, char **argv) { GtkWidget *window; GtkWidget *button; GtkWidget *grid; GtkWidget *entry; GtkWidget *label; GtkWidget *check; GtkWidget *combo; GtkWidget *menu_widget; GtkAccelGroup *accel_group; guint i; guint row = 0; GMenu *menu; gtk_init (&argc, &argv); window = gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_window_resize (GTK_WINDOW (window), 400, 300); grid = gtk_grid_new (); gtk_container_set_border_width (GTK_CONTAINER (grid), 12); gtk_grid_set_row_spacing (GTK_GRID (grid), 12); gtk_grid_set_column_spacing (GTK_GRID (grid), 12); gtk_container_add (GTK_CONTAINER (window), grid); accel_group = gtk_accel_group_new (); gtk_window_add_accel_group (GTK_WINDOW (window), accel_group); /* horizontal alignment */ label = gtk_label_new ("Horizontal Alignment:"); gtk_widget_show (label); gtk_grid_attach (GTK_GRID (grid), label, 0, row++, 1, 1); combo = gtk_combo_box_text_new (); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Fill"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Start"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "End"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Center"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Baseline"); gtk_combo_box_set_active (GTK_COMBO_BOX (combo), INITIAL_HALIGN); gtk_widget_show (combo); gtk_grid_attach_next_to (GTK_GRID (grid), combo, label, GTK_POS_RIGHT, 1, 1); g_signal_connect (G_OBJECT (combo), "changed", G_CALLBACK (horizontal_alignment_changed), menubuttons); /* vertical alignment */ label = gtk_label_new ("Vertical Alignment:"); gtk_widget_show (label); gtk_grid_attach (GTK_GRID (grid), label, 0, row++, 1, 1); combo = gtk_combo_box_text_new (); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Fill"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Start"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "End"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Center"); gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo), "Baseline"); gtk_combo_box_set_active (GTK_COMBO_BOX (combo), INITIAL_HALIGN); gtk_widget_show (combo); gtk_grid_attach_next_to (GTK_GRID (grid), combo, label, GTK_POS_RIGHT, 1, 1); g_signal_connect (G_OBJECT (combo), "changed", G_CALLBACK (vertical_alignment_changed), menubuttons); /* Button next to entry */ entry = gtk_entry_new (); gtk_grid_attach (GTK_GRID (grid), entry, 0, row++, 1, 1); button = gtk_menu_button_new (); gtk_widget_set_halign (button, GTK_ALIGN_START); gtk_grid_attach_next_to (GTK_GRID (grid), button, entry, GTK_POS_RIGHT, 1, 1); menubuttons = g_list_prepend (menubuttons, button); /* Button with GtkMenu */ menu_widget = gtk_menu_new (); for (i = 0; i < 5; ++i) { GtkWidget *item; if (i == 2) { item = gtk_menu_item_new_with_mnemonic ("_Copy"); } else { char *label; label = g_strdup_printf ("Item _%d", i + 1); item = gtk_menu_item_new_with_mnemonic (label); g_free (label); } gtk_menu_item_set_use_underline (GTK_MENU_ITEM (item), TRUE); gtk_container_add (GTK_CONTAINER (menu_widget), item); } gtk_widget_show_all (menu_widget); button = gtk_menu_button_new (); gtk_widget_set_halign (button, GTK_ALIGN_START); menubuttons = g_list_prepend (menubuttons, button); gtk_menu_button_set_popup (GTK_MENU_BUTTON (button), menu_widget); gtk_grid_attach (GTK_GRID (grid), button, 1, row++, 1, 1); check = gtk_check_button_new_with_label ("Popover"); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check), TRUE); gtk_grid_attach (GTK_GRID (grid), check, 0, row, 1, 1); /* Button with GMenuModel */ menu = g_menu_new (); for (i = 5; i > 0; i--) { char *label; GMenuItem *item; label = g_strdup_printf ("Item _%d", i); item = g_menu_item_new (label, NULL); if (i == 3) g_menu_item_set_attribute (item, "icon", "s", "preferences-desktop-locale-symbolic"); g_menu_insert_item (menu, 0, item); g_object_unref (item); g_free (label); } button = gtk_menu_button_new (); g_object_bind_property (check, "active", button, "use-popover", G_BINDING_SYNC_CREATE); gtk_widget_set_halign (button, GTK_ALIGN_START); menubuttons = g_list_prepend (menubuttons, button); gtk_menu_button_set_menu_model (GTK_MENU_BUTTON (button), G_MENU_MODEL (menu)); gtk_grid_attach (GTK_GRID (grid), button, 1, row++, 1, 1); gtk_widget_show_all (window); gtk_main (); return 0; }