LCUI_API void
Window_SetTitleIcon(LCUI_Widget *window, LCUI_Graph *icon)
/* 功能：自定义指定窗口的标题栏图标 */
{
LCUI_Graph *image;
LCUI_Widget *title_widget;
LCUI_TitleBar *title_data;
if( window == NULL ) {
return;
}
title_widget = Window_GetTitleBar(window);
title_data = (LCUI_TitleBar *)Widget_GetPrivData(title_widget);
image = PictureBox_GetImage(title_data->icon_box);
Graph_Free(image);/* 释放PictureBox部件内的图像占用的资源 */
if(icon == NULL) {
return;
}
/* 设置新图标 */
PictureBox_SetImage(title_data->icon_box, icon);
Widget_SetAlign(title_data->icon_box, ALIGN_MIDDLE_LEFT, Pos(3,0));
Widget_SetAlign(title_data->label, ALIGN_MIDDLE_LEFT, Pos(23,0));
}
/* 更新复选框的图形数据 */
static void
CheckBox_ExecDraw(LCUI_Widget *widget)
{
LCUI_Graph *p;
LCUI_CheckBox *check_box;
check_box = Widget_GetPrivData(widget);
if(_LCUIString_Cmp(&widget->style_name, "custom") == 0) {
/* 如果为自定义风格，那就使用用户指定的图形，具体可参考按钮部件的处理方法 */
if( !widget->enabled ) {
widget->state = WIDGET_STATE_DISABLE;
}
switch(widget->state){
case WIDGET_STATE_NORMAL:
if( check_box->on ) {
p = &check_box->img_on_normal;
} else {
p = &check_box->img_off_normal;
}
PictureBox_SetImage(check_box->imgbox, p);
break;
case WIDGET_STATE_OVERLAY :
if( check_box->on ) {
p = &check_box->img_on_over;
} else {
p = &check_box->img_off_over;
}
PictureBox_SetImage(check_box->imgbox, p);
break;
case WIDGET_STATE_ACTIVE :
if( check_box->on ) {
p = &check_box->img_on_down;
} else {
p = &check_box->img_off_down;
}
PictureBox_SetImage(check_box->imgbox, p);
break;
case WIDGET_STATE_DISABLE :
if( check_box->on ) {
p = &check_box->img_on_disable;
} else {
p = &check_box->img_off_disable;
}
PictureBox_SetImage(check_box->imgbox, p);
break;
default :
break;
}
} else {/* 如果按钮的风格为缺省 */
_LCUIString_Copy(&widget->style_name, "default");
if( !widget->enabled ) {
widget->state = WIDGET_STATE_DISABLE;
}
/* 先释放PictureBox部件中保存的图形数据的指针 */
p = PictureBox_GetImage(check_box->imgbox);
Graph_Free(p);
/* 由于本函数在退出后，使用局部变量保存的图形数据会无效，因此，申请内存空间来储存 */
p = (LCUI_Graph*)calloc(1,sizeof(LCUI_Graph));
switch(widget->state) {
case WIDGET_STATE_NORMAL:
if( check_box->on ) {
Load_Graph_Default_CheckBox_On_Normal(p);
} else {
Load_Graph_Default_CheckBox_Off_Normal(p);
}
PictureBox_SetImage(check_box->imgbox, p);
break;
case WIDGET_STATE_OVERLAY :
if( check_box->on ) {
Load_Graph_Default_CheckBox_On_Selected(p);
} else {
Load_Graph_Default_CheckBox_Off_Selected(p);
}
PictureBox_SetImage(check_box->imgbox, p);
break;
case WIDGET_STATE_ACTIVE :
if( check_box->on ) {
Load_Graph_Default_CheckBox_On_Selected(p);
} else {
Load_Graph_Default_CheckBox_Off_Selected(p);
}
PictureBox_SetImage(check_box->imgbox, p);
break;
case WIDGET_STATE_DISABLE :
if( check_box->on ) {
Load_Graph_Default_CheckBox_On_Disabled(p);
} else {
Load_Graph_Default_CheckBox_Off_Disabled(p);
}
PictureBox_SetImage(check_box->imgbox, p);
break;
default : break;
}
}
}
/* 更新单选框的图形数据 */
static void RadioButton_ExecUpdate( LCUI_Widget widget )
{
int img_id;
LCUI_Graph *img_ptr;
LCUI_RadioButton *radio_button;
radio_button = (LCUI_RadioButton*)Widget_GetPrivData(widget);
/* 如果为自定义风格，那就使用用户指定的图形 */
if( _LCUIString_Cmp(&widget->style_name, "custom") == 0 ) {
if(widget->enabled == FALSE) {
widget->state = WIDGET_STATE_DISABLE;
}
switch(widget->state) {
case WIDGET_STATE_NORMAL:
if(radio_button->on) {
img_ptr = &radio_button->img_on_normal;
} else {
img_ptr = &radio_button->img_off_normal;
}
break;
case WIDGET_STATE_OVERLAY :
if(radio_button->on) {
img_ptr = &radio_button->img_on_over;
} else {
img_ptr = &radio_button->img_off_over;
}
break;
case WIDGET_STATE_ACTIVE :
if(radio_button->on) {
img_ptr = &radio_button->img_on_down;
} else {
img_ptr = &radio_button->img_off_down;
}
break;
case WIDGET_STATE_DISABLE :
if(radio_button->on) {
img_ptr = &radio_button->img_on_disable;
} else {
img_ptr = &radio_button->img_off_disable;
}
break;
default:return;
}
PictureBox_SetImage(radio_button->imgbox, img_ptr);
}
_LCUIString_Copy( &widget->style_name, "default" );
if( !widget->enabled ) {
widget->state = WIDGET_STATE_DISABLE;
}
switch(widget->state) {
case WIDGET_STATE_NORMAL:
if(radio_button->on) {
img_id = IMG_ON_NORMAL;
} else {
img_id = IMG_OFF_NORMAL;
}
break;
case WIDGET_STATE_OVERLAY :
if(radio_button->on) {
img_id = IMG_ON_SELECTED;
} else {
img_id = IMG_OFF_SELECTED;
}
break;
case WIDGET_STATE_ACTIVE :
case WIDGET_STATE_DISABLE :
default: return;
}
img_ptr = PictureBox_GetImage( radio_button->imgbox );
Graph_Free( img_ptr );
img_ptr = (LCUI_Graph*)calloc( 1, sizeof(LCUI_Graph) );
RadioButton_LoadDefaultGraph( img_ptr, img_id );
PictureBox_SetImage( radio_button->imgbox, img_ptr );
}
