本文整理汇总了C++中WINDOW::callback方法的典型用法代码示例。如果您正苦于以下问题：C++ WINDOW::callback方法的具体用法？C++ WINDOW::callback怎么用？C++ WINDOW::callback使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类WINDOW的用法示例。
在下文中一共展示了WINDOW::callback方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: gui_thread
void gui_thread(GUI_DRIVER_INFO* drv_info)
{
unsigned int res, tmp, redraw;
WINDOW win;
WINDOW top;
WINDOW desktop; //main_dlg;
CHandle key_hnd;
CHandle gui_hnd;
//prevent these signals not to be used from task handles
ALLOCATE_SIGNAL(SIG_GUI_TASK);
//wait for static constructors (lcd object)
while(!detect_displays(drv_info))
tsk_sleep(10);
// start desktop
while( !(desktop = tsk_new_window(maindlg_cb)) )
{
tsk_sleep(10);
}
desktop->next = NULL;
top = desktop;
desktop->rect.x1 = drv_info->lcd[0]->size_x;
desktop->rect.y1 = drv_info->lcd[0]->size_y;
for(int i=0; i<GUI_DISPLAYS; i++)
{
if(drv_info->lcd[i])
{
#if GUI_DISPLAYS > 1
desktop->displays |= (1<<i);
#endif
drv_info->lcd[i]->lcd_init((GUI_CB)splashdlg_cb);
}
}
tsk_sleep(3000);
init_main_menu();
// start key handle
key_hnd.tsk_safe_open(KEY_DRV_INDX, 0);
key_hnd.src.as_int = 0;
key_hnd.tsk_start_read(&key_hnd.src.as_int, 1);
// start gui handle
gui_hnd.tsk_safe_open(GUI_DRV_INDX, 0); //mode = 1 - control handle
gui_hnd.tsk_start_read(NULL, 0);
for(;;)
{
res = tsk_wait_signal(-1u, 1000 - (CURRENT_TIME %1000));
redraw = res>>8;;
if(!res)
redraw = 0xFF;
// 1) get waiting objects
if(res & gui_hnd.signal)
{
drv_info->lcd[0]->backlight_signal();
gui_hnd.res &= ~FLG_SIGNALED;
win = (WINDOW)gui_hnd.dst.as_voidptr;
if(win)
{
top->next = win;
do
{
top = (WINDOW)top->next;
top->rect.x1 = desktop->rect.x1;
top->rect.y1 = desktop->rect.y1;
top->callback(NULL , WM_INIT);
#if GUI_DISPLAYS > 1
redraw |= top->displays;
#endif
} while( top->next );
}
gui_hnd.tsk_start_read(NULL, 0);
#if GUI_DISPLAYS == 1
redraw |= 1;
#endif
}
// 2) check keyboard
if(res & key_hnd.signal)
{
drv_info->lcd[0]->backlight_signal();
key_hnd.res &= ~FLG_SIGNALED;
//send to top
tmp = top->callback(key_hnd.src.as_int , WM_KEY);
if(tmp & FLG_BUSY) //FLG_BUSY returned to redraw
{
tmp ^= FLG_BUSY;
#if GUI_DISPLAYS > 1
redraw |= top->displays;
#else
//.........这里部分代码省略.........