/** 解除事件连接 */
int $(Unbind)( LCUI_EventBox box, int handler_id )
{
int i, n;
LCUI_RBTreeNode *node;
LCUI_EventSlot *slot;
LCUI_EventHandler *handler;
if( !(node = RBTree_Search(&box->event_handler, handler_id)) ) {
return -1;
}
if( !(node = RBTree_Search(&box->event_slot, (int)(node->data))) ) {
return -2;
}
slot = (LCUI_EventSlot*)node->data;
LinkedList_Goto( &slot->handlers, 0 );
n = LinkedList_GetTotal( &slot->handlers );
for( i=0; i<n; ++i ) {
handler = (LCUI_EventHandler*)LinkedList_Get( &slot->handlers );
if( handler->id == handler_id ) {
LinkedList_Delete( &slot->handlers );
RBTree_Erase( &box->event_handler, handler_id );
return 0;
}
LinkedList_ToNext( &slot->handlers );
}
return -3;
}
/** 直接将事件发送至事件处理器进行处理 */
int $(Send)( LCUI_EventBox box, const char *name, void *data )
{
int i, n;
LCUI_Event event;
LCUI_RBTreeNode *node;
LCUI_EventSlot *slot;
LCUI_EventHandler *handler;
if( !(node = RBTree_CustomSearch(&box->event_name, (const void*)name)) ) {
return -1;
}
if( !(node = RBTree_Search(&box->event_slot, node->key)) ) {
return -2;
}
slot = (LCUI_EventSlot*)node->data;
event.id = slot->id;
event.name = slot->name;
event.data = data;
event.destroy_data = NULL;
n = LinkedList_GetTotal( &slot->handlers );
LinkedList_Goto( &slot->handlers, 0 );
for( i=0; i<n; ++i ) {
handler = (LCUI_EventHandler*)LinkedList_Get( &slot->handlers );
handler->func( &event, handler->func_data );
LinkedList_ToNext( &slot->handlers );
}
return 0;
}
/** 获取指定按键的状态数据 */
static key_state* KeyStateRecord_FindData( int key_code )
{
int i, n;
key_state* data_ptr;
n = LinkedList_GetTotal( &key_state_record );
for( i=0; i<n; ++i ) {
data_ptr = (key_state*)LinkedList_Get( &key_state_record );
if( data_ptr && data_ptr->key_code == key_code ) {
return data_ptr;
}
LinkedList_ToNext( &key_state_record );
}
return NULL;
}
/** 退出所有主循环 */
static void LCUIApp_QuitAllMainLoop(void)
{
LCUI_MainLoop loop;
int n = LinkedList_GetTotal( &MainApp.loop_list );
LinkedList_Goto( &MainApp.loop_list, 0 );
while( n-- ) {
loop = (LCUI_MainLoop)LinkedList_Get( &MainApp.loop_list );
if( !loop ) {
break;
}
loop->state = STATE_EXITED;
LinkedList_ToNext( &MainApp.loop_list );
}
LCUICond_Broadcast( &MainApp.loop_cond );
}
/** 停用设备处理模块 */
void LCUIModule_Device_End(void)
{
int n, i;
DeviceData *data_ptr;
LCUIMutex_Lock( &list_mutex );
n = LinkedList_GetTotal( &dev_list );
for( i=0; i<n; ++i ) {
data_ptr = (DeviceData*)LinkedList_Get( &dev_list );
if( !data_ptr ) {
break;
}
if( data_ptr->exit ) {
data_ptr->exit();
}
LinkedList_ToNext( &dev_list );
}
LCUIMutex_Unlock( &list_mutex );
}
/** 更新数据 */
void TextLayer_Update( LCUI_TextLayer* layer, LinkedList *rect_list )
{
if( layer->task.update_bitmap ) {
TextLayer_InvalidateAllRowRect( layer );
TextLayer_ReloadCharBitmap( layer );
TextLayer_InvalidateAllRowRect( layer );
layer->task.update_bitmap = FALSE;
layer->task.redraw_all = TRUE;
}
if( layer->task.update_typeset ) {
TextLayer_TextTypeset( layer, layer->task.typeset_start_row );
layer->task.update_typeset = FALSE;
layer->task.typeset_start_row = 0;
}
/* 如果坐标偏移量有变化，记录各个文本行区域 */
if( layer->new_offset_x != layer->offset_x
|| layer->new_offset_y != layer->offset_y ) {
TextLayer_InvalidateAllRowRect( layer );
layer->offset_x = layer->new_offset_x;
layer->offset_y = layer->new_offset_y;
TextLayer_InvalidateAllRowRect( layer );
layer->task.redraw_all = TRUE;
}
if( rect_list ) {
int n;
void *data_ptr;
n = LinkedList_GetTotal( &layer->dirty_rect );
LinkedList_Goto( &layer->dirty_rect, 0 );
/* 转移脏矩形记录，供利用 */
while(n--) {
data_ptr = LinkedList_Get( &layer->dirty_rect );
LinkedList_AddDataCopy( rect_list, data_ptr );
LinkedList_ToNext( &layer->dirty_rect );
}
}
}
/** 从程序任务队列中删除有指定回调函数的任务 */
int LCUI_RemoveTask( CallBackFunc task_func, LCUI_BOOL need_lock )
{
int n;
LCUI_Task *exist_task;
if( need_lock ) {
LCUIMutex_Lock( &MainApp.task_list_mutex );
}
n = LinkedList_GetTotal( &MainApp.task_list );
for ( ; n>0; --n ) {
exist_task = (LCUI_Task*)LinkedList_Get( &MainApp.task_list );
if( exist_task && exist_task->func == task_func ) {
LinkedList_Delete( &MainApp.task_list );
} else {
LinkedList_ToNext( &MainApp.task_list );
}
}
if( need_lock ) {
LCUIMutex_Unlock( &MainApp.task_list_mutex );
}
return n;
}
/** 清除已记录的无效矩形 */
void TextLayer_ClearInvalidRect( LCUI_TextLayer *layer )
{
int n;
LCUI_Rect *rect_ptr;
LCUI_Graph invalid_graph;
if( !layer->is_using_buffer ) {
DirtyRectList_Destroy( &layer->dirty_rect );
DirtyRectList_Init( &layer->dirty_rect );
return;
}
n = LinkedList_GetTotal( &layer->dirty_rect );
LinkedList_Goto( &layer->dirty_rect, 0 );
while(n--) {
rect_ptr = (LCUI_Rect*)LinkedList_Get( &layer->dirty_rect );
Graph_Quote( &invalid_graph, &layer->graph, rect_ptr );
Graph_FillAlpha( &invalid_graph, 0 );
LinkedList_ToNext( &layer->dirty_rect );
}
DirtyRectList_Destroy( &layer->dirty_rect );
DirtyRectList_Init( &layer->dirty_rect );
}
