void TextBox_Using_StyleTags(LCUI_Widget *widget, BOOL flag)
/* 指定文本框是否处理控制符 */
{
LCUI_TextLayer *layer;
layer = TextBox_Get_TextLayer( widget );
TextLayer_Using_StyleTags( layer, flag );
}
/**************************** 私有函数 **********************************/
static void Label_Init(LCUI_Widget *widget)
/* 功能：初始化label部件数据 */
{
LCUI_TextLayer *layer;
layer = Widget_Create_PrivData( widget, sizeof(LCUI_Label) );
TextLayer_Init( layer );
widget->private_data = layer;
Enable_Widget_Auto_Size( widget );
TextLayer_Using_StyleTags( layer, TRUE );
}
/*---------------------------- Private -------------------------------*/
static void
Label_Init(LCUI_Widget *widget)
/* 功能：初始化label部件数据 */
{
LCUI_Label *label;
/* label部件不需要焦点 */
widget->focus = FALSE;
label = Widget_Create_PrivData( widget, sizeof(LCUI_Label) );
label->auto_size = TRUE;
/* 初始化文本图层 */
TextLayer_Init( &label->layer );
/* 启用多行文本显示 */
TextLayer_Multiline( &label->layer, TRUE );
Widget_AutoSize( widget, FALSE, 0 );
/* 启用样式标签的支持 */
TextLayer_Using_StyleTags( &label->layer, TRUE );
}
int
TextLayer_Text( LCUI_TextLayer *layer, char *new_text )
/* 设定整个文本图层中需显示的文本，原有选中文本被删除 */
{
DEBUG_MSG("enter\n");
uint_t i, rows;
LCUI_TextLayer new_layer;
TextLayer_Init( &new_layer );
TextLayer_Text_Set_Default_Style( &new_layer, layer->default_data);
TextLayer_Using_StyleTags( &new_layer, layer->using_style_tags );
TextLayer_Text_Process( &new_layer, new_text );
/* 合并两个文本图层，记录不同字所在区域，等待处理刷新 */
TextLayer_Merge( layer, &new_layer );
TextLayer_Text_GenerateBMP( layer );
/* 更新每一行文本位图的尺寸 */
rows = Queue_Get_Total( &layer->rows_data );
for(i=0; i<rows; ++i) {
TextLayer_Update_RowSize( layer, i );
}
Destroy_TextLayer( &new_layer );
DEBUG_MSG("quit\n");
return 0;
}
static void
TextBox_Init( LCUI_Widget *widget )
/* 初始化文本框相关数据 */
{
LCUI_TextBox *textbox;
textbox = Widget_Create_PrivData(widget, sizeof(LCUI_TextBox));
textbox->text = Create_Widget( "label" );
textbox->cursor = Create_Widget( NULL );
textbox->scrollbar[0] = Create_Widget( "scrollbar" );
textbox->scrollbar[1] = Create_Widget( "scrollbar" );
/* 不可获得焦点 */
textbox->text->focus = FALSE;
textbox->cursor->focus = FALSE;
textbox->scrollbar[0]->focus = FALSE;
textbox->scrollbar[1]->focus = FALSE;
textbox->limit_mode = 0;
textbox->block_size = 256;
Label_AutoSize( textbox->text, FALSE, 0 );
Set_Widget_Size( textbox->text, "100%", "100%" );
/* 添加至相应的容器 */
Widget_Container_Add( textbox->text, textbox->cursor );
Widget_Container_Add( widget, textbox->text );
Widget_Container_Add( widget, textbox->scrollbar[0] );
Widget_Container_Add( widget, textbox->scrollbar[1] );
/* 设置滚动条的尺寸 */
Set_Widget_Size( textbox->scrollbar[0], "10px", NULL );
Set_Widget_Size( textbox->scrollbar[1], NULL, "10px" );
Set_Widget_Align( textbox->scrollbar[0], ALIGN_TOP_RIGHT, Pos(0,0) );
Set_Widget_Align( textbox->scrollbar[1], ALIGN_BOTTOM_LEFT, Pos(0,0) );
/* 滚动条设为横向 */
ScrollBar_Set_Direction( textbox->scrollbar[1], 1 );
/* 将回调函数与滚动条连接 */
ScrollBar_Connect( textbox->scrollbar[0], TextBox_VertScroll_TextLayer, widget );
ScrollBar_Connect( textbox->scrollbar[1], TextBox_HoriScroll_TextLayer, widget );
Show_Widget( textbox->text );
Queue_Init( &textbox->text_block_buff, sizeof(LCUI_TextBlock), destroy_textblock );
TextLayer_Using_StyleTags( Label_Get_TextLayer(textbox->text), FALSE );
Set_Widget_Padding( widget, Padding(2,2,2,2) );
Set_Widget_Backcolor( textbox->cursor, RGB(0,0,0) );
Set_Widget_BG_Mode( textbox->cursor, BG_MODE_FILL_BACKCOLOR );
Resize_Widget( textbox->cursor, Size(1, 14) );
/* 设置可点击区域的alpha值要满足的条件 */
Set_Widget_ClickableAlpha( textbox->cursor, 0, 1 );
Set_Widget_ClickableAlpha( textbox->text, 0, 1 );
/* 设定定时器，每1秒闪烁一次 */
if( __timer_id == -1 ) {
__timer_id = set_timer( 500, blink_cursor, TRUE );
}
Widget_Drag_Event_Connect( widget, TextBox_TextLayer_Click );
/* 关联 FOCUS_OUT 和 FOCUS_IN 事件 */
Widget_FocusOut_Event_Connect( widget, hide_textbox_cursor, NULL );
Widget_FocusIn_Event_Connect( widget, _put_textbox_cursor, NULL );
/* 关联按键输入事件 */
Widget_Keyboard_Event_Connect( widget, TextBox_Input );
/* 默认不启用多行文本模式 */
TextBox_Multiline( widget, FALSE );
}
