/* 为样式类添加样式属性 */
LCUI_API int
StyleClass_SetStyleAttr( LCUI_StyleClass *style_class,
const char *pseudo_class_name,
const char *attr_name,
const char *attr_value )
{
LCUI_StyleAttr *style_attr;
if( !style_class ) {
return -1;
}
style_attr = StyleLib_GetStyleAttr(
style_class, pseudo_class_name, attr_name );
/* 如果已存在该属性，则覆盖属性值 */
if( style_attr ) {
_LCUIString_Copy( &style_attr->attr_value, attr_value );
return 0;
}
/* 否则，就需要新增属性项了 */
style_attr = malloc( sizeof(LCUI_StyleAttr) );
if( !style_attr ) {
return -2;
}
StyleAttr_Init( style_attr );
/* 保存属性名和属性值 */
_LCUIString_Copy( &style_attr->attr_name, attr_name );
_LCUIString_Copy( &style_attr->attr_value, attr_value );
Queue_AddPointer( &style_class->style_attr, style_attr );
return 0;
}
/* 注册一个输入法 */
LCUI_API int
LCUIIME_Register( const char *ime_name, LCUIIME_Func *ime_func )
{
static int ime_id = 0; // 输入法的ID
LCUIIME_Info *ptr_data;
if( !imelist_init ) {
return -1;
}
if( LCUIIME_FindByName( ime_name ) != NULL ) {
return -2;
}
ptr_data = (LCUIIME_Info*)malloc( sizeof(LCUIIME_Info) );
if( !ptr_data ) {
return -3;
}
LCUIString_Init( &ptr_data->name );
_LCUIString_Copy( &ptr_data->name, ime_name );
ime_id = ime_id + 1;
ptr_data->id = ime_id;
memcpy( &ptr_data->func, ime_func, sizeof(LCUIIME_Func) );
Queue_AddPointer( &imelist, ptr_data );
return ime_id;
}
/* 添加指定名称的样式类到样式库中 */
LCUI_API LCUI_StyleClass*
StyleLib_AddStyleClass( LCUI_StyleLibrary *lib,
const char *class_name )
{
LCUI_StyleClass *style_class;
/* 如果已存在同名类 */
if( StyleLib_GetStyleClass( lib, class_name ) ) {
return NULL;
}
style_class = (LCUI_StyleClass*)malloc( sizeof(LCUI_StyleClass) );
if( !style_class ) {
return NULL;
}
StyleClass_Init( style_class );
/* 保存类名 */
_LCUIString_Copy( &style_class->class_name, class_name );
Queue_AddPointer( &lib->style_classes, style_class );
return style_class;
}
/* 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 );
}