/** 将 widget 与 sruface 进行绑定 */
static void LCUIDisplay_BindSurface( LCUI_Widget widget )
{
LCUI_Rect *p_rect;
SurfaceRecord *p_sr;
if( LCUIDisplay_GetBindSurface(widget) ) {
return;
}
p_sr = NEW( SurfaceRecord, 1 );
p_sr->widget = widget;
p_sr->surface = Surface_New();
Surface_SetCaptionW( p_sr->surface, widget->title );
p_rect = &widget->box.graph;
if( widget->style->sheet[key_top].is_valid &&
widget->style->sheet[key_left].is_valid ) {
Surface_Move( p_sr->surface, p_rect->x, p_rect->y );
}
Surface_Resize( p_sr->surface, p_rect->w, p_rect->h );
if( widget->computed_style.visible ) {
Surface_Show( p_sr->surface );
} else {
Surface_Hide( p_sr->surface );
}
Widget_InvalidateArea( widget, NULL, SV_GRAPH_BOX );
LinkedList_Append( &display.surfaces, p_sr );
}
/** 将 widget 与 sruface 进行绑定 */
static void LCUIDisplay_BindSurface( LCUI_Widget widget )
{
SurfaceRecord *p_sr;
LCUI_Rect *p_rect;
if( LCUIDisplay_GetBindSurface(widget) ) {
return;
}
p_sr = (SurfaceRecord*)LinkedList_Alloc( &display.surfaces );
p_sr->widget = widget;
/**
* 初次调用 Surface_New() 耗时较长， 所以先为 p_sr->surface 设置初
* 始值，避免在 Surface_New() 返回前被当成正常指针使用。
*/
p_sr->surface = NULL;
p_sr->surface = Surface_New();
Surface_SetCaptionW( p_sr->surface, widget->title );
p_rect = &widget->base.box.graph;
Surface_Move( p_sr->surface, p_rect->x, p_rect->y );
Surface_Resize( p_sr->surface, p_rect->w, p_rect->h );
if( widget->style.visible ) {
Surface_Show( p_sr->surface );
} else {
Surface_Hide( p_sr->surface );
}
Widget_InvalidateArea( widget, NULL, SV_GRAPH_BOX );
}
LCUI_Surface LCUIDisplay_GetSurfaceOwner( LCUI_Widget w )
{
if( LCUIDisplay_GetMode() == LCDM_SEAMLESS ) {
while( w->parent ) {
w = w->parent;
}
} else {
w = LCUIWidget_GetRoot();
}
return LCUIDisplay_GetBindSurface( w );
}
/** 响应顶级部件的各种事件 */
static void OnTopLevelWidgetEvent( LCUI_Widget w, LCUI_WidgetEvent *e, void *arg )
{
int e_type = *((int*)&arg);
LCUI_Surface surface;
LCUI_Rect *p_rect;
DEBUG_MSG("tip, e_type = %d\n", e_type);
surface = LCUIDisplay_GetBindSurface( e->target );
if( display.mode == LDM_SEAMLESS ) {
if( !surface && e_type != WET_ADD ) {
return;
}
} else if ( e->target == LCUIRootWidget ) {
if( !surface && e_type != WET_ADD ) {
return;
}
} else {
return;
}
p_rect = &e->target->base.box.graph;
switch( e_type ) {
case WET_ADD:
LCUIDisplay_BindSurface( e->target );
break;
case WET_REMOVE:
case WET_DESTROY:
LCUIDisplay_UnbindSurface( e->target );
break;
case WET_SHOW:
Surface_Show( surface );
break;
case WET_HIDE:
Surface_Hide( surface );
break;
case WET_TITLE:
//_DEBUG_MSG("%S\n", e->target->title );
Surface_SetCaptionW( surface, e->target->title );
break;
case WET_RESIZE:
DEBUG_MSG( "resize, w: %d, h: %d\n", p_rect->w, p_rect->h );
Surface_Resize( surface, p_rect->w, p_rect->h );
Widget_InvalidateArea( w, NULL, SV_GRAPH_BOX );
if( w == LCUIRootWidget && display.mode != LDM_SEAMLESS ) {
LCUIDisplay_ExecResize( p_rect->w, p_rect->h );
}
break;
case WET_MOVE:
DEBUG_MSG( "x: %d, y: %d\n", p_rect->left, p_rect->top );
Surface_Move( surface, p_rect->left, p_rect->top );
break;
default: break;
}
}
