/** 销毁事件容器实例 */
void $(Destroy)( LCUI_EventBox box )
{
RBTree_Destroy( &box->event_name );
RBTree_Destroy( &box->event_handler );
RBTree_Destroy( &box->event_slot );
LinkedList_Destroy( &box->events[0] );
LinkedList_Destroy( &box->events[1] );
}
static void DestroyEventSlot( void *data )
{
LCUI_EventSlot *slot = (LCUI_EventSlot*)data;
free( slot->name );
slot->name = NULL;
LinkedList_Destroy( &slot->handlers );
}
/** 部件析构函数 */
static void $(OnDestroy)( void *arg )
{
LCUI_WidgetEvent e;
LCUI_Widget widget = (LCUI_Widget)arg;
Widget_DestroyTaskBox( widget );
LCUIEventBox_Destroy( widget->event );
widget->event = NULL;
LinkedList_Destroy( &widget->children );
LinkedList_Destroy( &widget->children_show );
DirtyRectList_Destroy( &widget->dirty_rects );
/* 如果是从根级部件中移出，则触发 WET_REMOVE 事件 */
if( widget->parent == LCUIRootWidget ) {
e.type_name = "TopLevelWidget";
e.target = widget;
Widget_PostEvent( LCUIRootWidget, &e, (int*)WET_REMOVE );
}
}
/* 销毁程序占用的资源 */
static void LCUIApp_Destroy(void)
{
if( LinkedList_GetTotal(&MainApp.loop_list) > 0 ) {
/* 等待其它线程上的主循环都完全退出 */
LCUICond_Wait( &MainApp.loop_list_empty );
}
/* 开始清理 */
LCUICond_Destroy( &MainApp.loop_list_empty );
LCUICond_Destroy( &MainApp.loop_cond );
LCUIMutex_Destroy( &MainApp.loop_mutex );
LCUIMutex_Destroy( &MainApp.loop_changed );
LCUIMutex_Destroy( &MainApp.task_run_mutex );
LCUIMutex_Destroy( &MainApp.task_list_mutex );
LinkedList_Destroy( &MainApp.loop_list );
}
/** 更新各种图形元素的显示 */
static void LCUIDisplay_Update(void)
{
int i, n, j, m;
LCUI_Rect *p_rect;
SurfaceRecord *p_sr;
LCUI_DirtyRectList rlist;
LCUI_PaintContext paint;
DirtyRectList_Init( &rlist );
n = LinkedList_GetTotal( &display.surfaces );
/* 遍历当前的 surface 记录列表 */
for( i=0; i<n; ++i ) {
LinkedList_Goto( &display.surfaces, i );
p_sr = (SurfaceRecord*)
LinkedList_Get( &display.surfaces );
if( !p_sr->widget || !p_sr->surface
|| !Surface_IsReady(p_sr->surface) ) {
continue;
}
/* 更新表面 */
Surface_Update( p_sr->surface );
/* 收集无效区域记录 */
Widget_ProcInvalidArea( p_sr->widget, &rlist );
m = LinkedList_GetTotal( &rlist );
DEBUG_MSG("proc invalid area, m = %d\n", m);
LinkedList_Goto( &rlist, 0 );
/* 在 surface 上逐个重绘无效区域 */
for( j=0; j<m; ++j ) {
p_rect = (LCUI_Rect*)LinkedList_Get( &rlist );
paint = Surface_BeginPaint( p_sr->surface, p_rect );
DEBUG_MSG( "[%s]: render rect: (%d,%d,%d,%d), %d\n", p_sr->widget->type, paint->rect.left, paint->rect.top, paint->rect.w, paint->rect.h, j );
Widget_Render( p_sr->widget, paint );
Surface_EndPaint( p_sr->surface, paint );
LinkedList_Delete( &rlist );
}
if( m > 0 ) {
Surface_Present( p_sr->surface );
}
}
LinkedList_Destroy( &rlist );
}
/** 停用键盘输入模块 */
void LCUIModule_Keyboard_End( void )
{
LinkedList_Destroy( &key_state_record );
LCUIMutex_Destroy( &record_mutex );
}
/** 销毁样式标签栈 */
void StyleTagStack_Destroy( LCUI_StyleTagStack *tags )
{
LinkedList_Destroy( tags );
}
/** 停用键盘输入模块 */
int LCUI_ExitKeyboard( void )
{
LinkedList_Destroy( &key_state_record );
LCUIMutex_Destroy( &record_mutex );
return 0;
}
def(void, Destroy) {
LinkedList_Destroy(&this->events,
LinkedList_OnDestroy_For(this, ref(DestroyEvent)));
}
