rtt-f030/components/rtgui/widgets/title.c

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/*
* File : title.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#include <rtgui/widgets/title.h>
#include <rtgui/rtgui_system.h>
/* there is no event handler in wintitle but handle the event on topwin of server */
static void _rtgui_wintitle_constructor(rtgui_wintitle_t* wintitle)
{
wintitle->title = RT_NULL;
RTGUI_WIDGET(wintitle)->flag = RTGUI_WIDGET_FLAG_DEFAULT;
RTGUI_WIDGET_TEXTALIGN(RTGUI_WIDGET(wintitle)) = RTGUI_ALIGN_CENTER_VERTICAL;
}
static void _rtgui_wintitle_deconstructor(rtgui_wintitle_t* wintitle)
{
rt_free(wintitle->title);
wintitle->title = RT_NULL;
}
rtgui_type_t* rtgui_wintitle_type_get()
{
static rtgui_type_t *wintitle_type = RT_NULL;
if (!wintitle_type)
{
wintitle_type = rtgui_type_create("wintitle", RTGUI_TOPLEVEL_TYPE,
sizeof(rtgui_wintitle_t),
RTGUI_CONSTRUCTOR(_rtgui_wintitle_constructor),
RTGUI_DESTRUCTOR(_rtgui_wintitle_deconstructor));
}
return wintitle_type;
}
rtgui_wintitle_t* rtgui_wintitle_create(const char* title)
{
rtgui_wintitle_t* wintitle;
wintitle = (rtgui_wintitle_t*)rtgui_widget_create(RTGUI_WINTITLE_TYPE);
if (wintitle != RT_NULL)
{
rtgui_wintitle_set_title(wintitle, title);
}
return wintitle;
}
void rtgui_wintitle_destroy(rtgui_wintitle_t* wintitle)
{
rtgui_widget_destroy(RTGUI_WIDGET(wintitle));
}
void rtgui_wintitle_set_title(rtgui_wintitle_t* wintitle, const char* title)
{
RT_ASSERT(wintitle != RT_NULL);
if (wintitle->title != RT_NULL)
{
rtgui_free(wintitle->title);
}
if (title != RT_NULL) wintitle->title = (char*)rt_strdup((const char*)title);
else wintitle->title = RT_NULL;
}
char *rtgui_wintitle_get_title(rtgui_wintitle_t* wintitle)
{
RT_ASSERT(wintitle != RT_NULL);
return wintitle->title;
}