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148 lines
3.6 KiB
C
148 lines
3.6 KiB
C
/* ase -- allegro-sprite-editor: the ultimate sprites factory
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* Copyright (C) 2001-2005, 2007 David A. Capello
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#ifndef USE_PRECOMPILED_HEADER
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#include <stdarg.h>
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#include <stdio.h>
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#include <string.h>
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#include "jinete/hook.h"
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#include "jinete/menu.h"
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#include "jinete/message.h"
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#include "jinete/widget.h"
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#include "commands/commands.h"
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#include "core/core.h"
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#include "modules/chkmthds.h"
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#include "modules/gui.h"
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#include "script/script.h"
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#endif
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typedef struct MenuItem
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{
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Command *command;
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char *argument;
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} MenuItem;
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static int menuitem_type(void);
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static bool menuitem_msg_proc(JWidget widget, JMessage msg);
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/**
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* A widget that represent a menu item of the application.
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*
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* It's like a jmenuitem, but it has a extra properties: the name of
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* the command to be executed when it's clicked (also that command is
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* used to check the availability of the command).
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*
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* @see jmenuitem_new
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*/
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JWidget menuitem_new(const char *text,
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Command *command,
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const char *argument)
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{
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JWidget widget = jmenuitem_new(text);
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MenuItem *menuitem = jnew0(MenuItem, 1);
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menuitem->command = command;
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menuitem->argument = argument ? jstrdup(argument): NULL;
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jwidget_add_hook(widget,
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menuitem_type(),
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menuitem_msg_proc,
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menuitem);
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return widget;
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}
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Command *menuitem_get_command(JWidget widget)
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{
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MenuItem *menuitem = jwidget_get_data(widget, menuitem_type());
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return menuitem->command;
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}
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static int menuitem_type(void)
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{
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static int type = 0;
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if (!type)
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type = ji_register_widget_type();
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return type;
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}
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static bool menuitem_msg_proc(JWidget widget, JMessage msg)
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{
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switch (msg->type) {
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case JM_DESTROY: {
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MenuItem *menuitem = jwidget_get_data(widget, menuitem_type());
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if (menuitem->argument)
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jfree(menuitem->argument);
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jfree(menuitem);
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break;
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}
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case JM_OPEN: {
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MenuItem *menuitem = jwidget_get_data(widget, menuitem_type());
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if (menuitem->command) {
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/* enabled? */
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if (command_is_enabled(menuitem->command,
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menuitem->argument))
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jwidget_enable(widget);
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else
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jwidget_disable(widget);
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/* selected? */
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if (command_is_selected(menuitem->command,
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menuitem->argument))
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jwidget_select(widget);
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else
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jwidget_deselect(widget);
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}
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break;
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}
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case JM_CLOSE: {
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MenuItem *menuitem = jwidget_get_data(widget, menuitem_type());
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/* disable the menu (the keyboard shortcuts are processed by "manager_msg_proc") */
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if (menuitem->command)
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jwidget_disable(widget);
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break;
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}
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case JM_SIGNAL:
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if (msg->signal.num == JI_SIGNAL_MENUITEM_SELECT) {
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MenuItem *menuitem = jwidget_get_data(widget, menuitem_type());
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if (menuitem->command && command_is_enabled(menuitem->command,
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menuitem->argument)) {
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command_execute(menuitem->command,
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menuitem->argument);
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return TRUE;
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}
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}
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break;
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}
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return FALSE;
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}
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