102 lines
2.4 KiB
C
102 lines
2.4 KiB
C
/*
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* File : toplevel.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2009-10-16 Bernard first version
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*/
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#include <rtgui/rtgui_system.h>
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#include <rtgui/widgets/toplevel.h>
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#include <rtgui/widgets/window.h>
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#include <rtgui/widgets/title.h>
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static void _rtgui_toplevel_constructor(rtgui_toplevel_t *toplevel)
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{
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/* set event handler */
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rtgui_object_set_event_handler(RTGUI_OBJECT(toplevel), rtgui_toplevel_event_handler);
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/* set toplevel to self */
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if (RTGUI_IS_WINTITLE(toplevel))
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RTGUI_WIDGET(toplevel)->toplevel = (struct rtgui_win*)toplevel;
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else
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RTGUI_WIDGET(toplevel)->toplevel = RTGUI_WIN(toplevel);
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/* init toplevel property */
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toplevel->drawing = 0;
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/* hide toplevel default */
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RTGUI_WIDGET_HIDE(toplevel);
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}
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static void _rtgui_toplevel_destructor(rtgui_toplevel_t* toplevel)
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{
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/* release external clip info */
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toplevel->drawing = 0;
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}
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DEFINE_CLASS_TYPE(toplevel, "toplevel",
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RTGUI_CONTAINER_TYPE,
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_rtgui_toplevel_constructor,
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_rtgui_toplevel_destructor,
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sizeof(struct rtgui_toplevel));
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rt_bool_t rtgui_toplevel_event_handler(struct rtgui_object* object, rtgui_event_t* event)
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{
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struct rtgui_toplevel* toplevel;
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RT_ASSERT(object != RT_NULL);
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RT_ASSERT(event != RT_NULL);
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toplevel = RTGUI_TOPLEVEL(object);
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switch (event->type)
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{
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case RTGUI_EVENT_CLIP_INFO:
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/* update toplevel clip */
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rtgui_toplevel_update_clip(toplevel);
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break;
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case RTGUI_EVENT_COMMAND:
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if (rtgui_container_dispatch_event(RTGUI_CONTAINER(object), event) != RT_TRUE)
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{
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#ifndef RTGUI_USING_SMALL_SIZE
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if (RTGUI_WIDGET(object)->on_command != RT_NULL)
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{
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RTGUI_WIDGET(object)->on_command(object, event);
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}
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#endif
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}
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else return RT_TRUE;
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break;
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default :
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return rtgui_container_event_handler(object, event);
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}
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return RT_FALSE;
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}
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void rtgui_toplevel_update_clip(rtgui_toplevel_t* top)
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{
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rtgui_container_t* view;
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struct rtgui_list_node* node;
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if (top == RT_NULL)
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return;
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/* update the clip info of each child */
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view = RTGUI_CONTAINER(top);
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rtgui_list_foreach(node, &(view->children))
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{
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rtgui_widget_t* child = rtgui_list_entry(node, rtgui_widget_t, sibling);
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rtgui_widget_update_clip(child);
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}
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}
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