/* Gtk+ User Interface Builder * Copyright (C) 1998 Damon Chaplin * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include #include #include #include #include #include "../gb.h" #include "../glade_menu_editor.h" /* Include the 21x21 icon pixmap for this widget, to be used in the palette */ #include "../graphics/optionmenu.xpm" /* * This is the GbWidget struct for this widget (see ../gbwidget.h). * It is initialized in the init() function at the end of this file */ static GbWidget gbwidget; static const char *History = "GtkOptionMenu::history"; /****** * NOTE: To use these functions you need to uncomment them AND add a pointer * to the function in the GbWidget struct at the end of this file. ******/ /* * Creates a new GtkWidget of class GtkOptionMenu, performing any specialized * initialization needed for the widget to work correctly in this environment. * If a dialog box is used to initialize the widget, return NULL from this * function, and call data->callback with your new widget when it is done. * If the widget needs a special destroy handler, add a signal here. */ GtkWidget * gb_option_menu_new (GbWidgetNewData * data) { GtkWidget *new_widget; new_widget = gtk_option_menu_new (); return new_widget; } /* Make window behave like a dialog */ static void dialogize (GtkWidget *menued, GtkWidget *parent_widget) { GtkWidget *transient_parent; gtk_signal_connect (GTK_OBJECT (menued), "key_press_event", GTK_SIGNAL_FUNC (glade_util_check_key_is_esc), GINT_TO_POINTER (GladeEscDestroys)); transient_parent = glade_util_get_toplevel (parent_widget); if (GTK_IS_WINDOW (transient_parent)) { gtk_window_set_transient_for (GTK_WINDOW (menued), GTK_WINDOW (transient_parent)); } } static void set_menu (GladeMenuEditor *menued, GtkOptionMenu *option) { int history; g_return_if_fail (GLADE_IS_MENU_EDITOR (menued)); g_return_if_fail (GTK_IS_OPTION_MENU (option)); history = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (option), History)); gtk_option_menu_set_menu (option, GTK_WIDGET (menued->menu)); gtk_option_menu_set_history (option, history); } static void gb_menu_bar_on_edit_menu (GtkWidget *button, gpointer data) { GtkWidget *option, *menued, *menu; option = property_get_widget (); g_return_if_fail (GTK_IS_OPTION_MENU (option)); /* * we need to remove the menu from the option menu otherwise there * will be a separator where the selected menu is */ g_object_set_data (G_OBJECT (option), History, GINT_TO_POINTER (gtk_option_menu_get_history (GTK_OPTION_MENU (option)))); menu = gtk_option_menu_get_menu (GTK_OPTION_MENU (option)); if (!menu) menu = gb_widget_new ("GtkMenu", option); g_object_ref (menu); gtk_option_menu_set_menu (GTK_OPTION_MENU (option), gtk_menu_new ()); menued = glade_menu_editor_new (current_project, GTK_MENU_SHELL (menu)); g_signal_connect (menued, "destroy", G_CALLBACK (set_menu), option); /* I think this was hidden as it doesn't call set_menu() to reset the history. */ gtk_widget_hide (GLADE_MENU_EDITOR (menued)->apply_button); dialogize (menued, button); gtk_widget_show (GTK_WIDGET (menued)); gtk_option_menu_set_menu (GTK_OPTION_MENU (option), menu); g_object_unref (menu); } /* * Creates the components needed to edit the extra properties of this widget. */ static void gb_option_menu_create_properties (GtkWidget * widget, GbWidgetCreateArgData * data) { GtkWidget *property_table, *button; gint property_table_row; /* Add a button for editing the menubar. */ property_table = property_get_table_position (&property_table_row); button = gtk_button_new_with_label (_("Edit Menus...")); gtk_widget_show (button); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (gb_menu_bar_on_edit_menu), NULL); gtk_table_attach (GTK_TABLE (property_table), button, 0, 3, property_table_row, property_table_row + 1, GTK_FILL, GTK_FILL, 10, 10); } /* * Gets the properties of the widget. This is used for both displaying the * properties in the property editor, and also for saving the properties. */ static void gb_option_menu_get_properties (GtkWidget * widget, GbWidgetGetArgData * data) { if (data->action == GB_SAVING) gb_widget_output_int (data, History, gtk_option_menu_get_history (GTK_OPTION_MENU (widget))); } /* * Sets the properties of the widget. This is used for both applying the * properties changed in the property editor, and also for loading. */ static void gb_option_menu_set_properties (GtkWidget * widget, GbWidgetSetArgData * data) { int history; if (data->action == GB_LOADING) { history = gb_widget_input_int (data, History); if (data->apply) gtk_option_menu_set_history (GTK_OPTION_MENU (widget), history); } } /* * Adds menu items to a context menu which is just about to appear! * Add commands to aid in editing a GtkOptionMenu, with signals pointing to * other functions in this file. */ /* static void gb_option_menu_create_popup_menu(GtkWidget *widget, GbWidgetCreateMenuData *data) { } */ /* * Writes the source code needed to create this widget. * You have to output everything necessary to create the widget here, though * there are some convenience functions to help. */ static void gb_option_menu_write_source (GtkWidget * widget, GbWidgetWriteSourceData * data) { gint history; if (data->create_widget) { source_add (data, " %s = gtk_option_menu_new ();\n", data->wname); } gb_widget_write_standard_source (widget, data); history = gtk_option_menu_get_history (GTK_OPTION_MENU (widget)); if (history > 0) source_add (data, " gtk_option_menu_set_history (GTK_OPTION_MENU (%s), %i);\n", data->wname, history); } static void gb_option_menu_add_child (GtkWidget *widget, GtkWidget *child, GbWidgetSetArgData *data) { if (GTK_IS_MENU (child)) gtk_option_menu_set_menu (GTK_OPTION_MENU (widget), child); else g_warning (_("Cannot add a %s to a GtkOptionMenu."), g_type_name (G_OBJECT_TYPE (child))); } /* Outputs source to add a child widget to a hbox/vbox. */ void gb_option_menu_write_add_child_source (GtkWidget * parent, const gchar *parent_name, GtkWidget *child, GbWidgetWriteSourceData * data) { /* We don't output anything here. The code to add the menu to the option menu must be output after all the menuitems are added, so we have some special code in gb_widget_write_source() to do that. */ #if 0 source_add (data, " gtk_option_menu_set_menu (GTK_OPTION_MENU (%s), %s);\n", parent_name, data->wname); #endif } /* * Initializes the GbWidget structure. * I've placed this at the end of the file so we don't have to include * declarations of all the functions. */ GbWidget * gb_option_menu_init () { /* Initialise the GTK type */ volatile GtkType type; type = gtk_option_menu_get_type (); /* Initialize the GbWidget structure */ gb_widget_init_struct (&gbwidget); /* Fill in the pixmap struct & tooltip */ gbwidget.pixmap_struct = optionmenu_xpm; gbwidget.tooltip = _("Option Menu"); /* Fill in any functions that this GbWidget has */ gbwidget.gb_widget_new = gb_option_menu_new; gbwidget.gb_widget_create_properties = gb_option_menu_create_properties; gbwidget.gb_widget_get_properties = gb_option_menu_get_properties; gbwidget.gb_widget_set_properties = gb_option_menu_set_properties; gbwidget.gb_widget_add_child = gb_option_menu_add_child; gbwidget.gb_widget_write_source = gb_option_menu_write_source; gbwidget.gb_widget_write_add_child_source = gb_option_menu_write_add_child_source; /* gbwidget.gb_widget_create_popup_menu = gb_option_menu_create_popup_menu; */ return &gbwidget; }