static int
TextBox_ScrollBar_UpdatePos( LCUI_Widget *widget )
/* 更新滚动条的位置 */
{
static ScrollBar_Data scrollbar_data;
static LCUI_Pos area_pos;
static LCUI_Size layer_size, area_size;
static LCUI_Widget *scrollbar[2];
static LCUI_TextLayer *layer;
area_size = Widget_GetContainerSize( widget );
//_DEBUG_MSG("area_size: (%d,%d)\n", area_size.w, area_size.h);
scrollbar[0] = TextBox_GetScrollbar( widget, 0 );
scrollbar[1] = TextBox_GetScrollbar( widget, 1 );
if( scrollbar[0]->visible ) {
area_size.w -= Widget_GetWidth( scrollbar[0] );
}
if( scrollbar[1]->visible ) {
area_size.h -= Widget_GetHeight( scrollbar[1] );
}
if( area_size.h <= 0 || area_size.w <= 0 ) {
return -1;
}
layer = TextBox_GetTextLayer( widget );
if( !layer->enable_multiline ) {
return 1;
}
layer_size = TextLayer_GetSize( layer );
//_DEBUG_MSG("layer_size: (%d,%d)\n", layer_size.w, layer_size.h);
if( layer_size.h <= 0 || layer_size.w <= 0 ) {
return -2;
}
area_pos = TextBox_ViewArea_GetPos( widget );
//_DEBUG_MSG("area_pos: (%d,%d)\n", area_pos.x, area_pos.y);
ScrollBar_SetMaxNum( scrollbar[0], layer_size.h - area_size.h );
if( area_pos.y + area_size.h > layer_size.h ) {
area_pos.y = layer_size.h - area_size.h;
}
if( area_pos.x + area_size.w > layer_size.w ) {
area_pos.x = layer_size.w - area_size.w;
}
if( area_pos.y < 0 ) {
area_pos.y = 0;
}
if( area_pos.x < 0 ) {
area_pos.x = 0;
}
ScrollBar_SetCurrentValue( scrollbar[0], area_pos.y );
scrollbar_data = ScrollBar_GetData( scrollbar[0] );
TextBox_TextLayer_VertScroll( scrollbar_data, widget );
ScrollBar_SetMaxNum( scrollbar[1], layer_size.w - area_size.w );
ScrollBar_SetCurrentValue( scrollbar[1], area_pos.x );
scrollbar_data = ScrollBar_GetData( scrollbar[1] );
TextBox_HoriScroll_TextLayer( scrollbar_data, widget );
return 0;
}
TextBox_ViewArea_Update( LCUI_Widget *widget )
/* 更新文本框的文本显示区域 */
{
static int cursor_h;
static ScrollBar_Data scrollbar_data;
static LCUI_Pos cursor_pos, area_pos;
static LCUI_Size layer_size, area_size;
static LCUI_Widget *scrollbar[2];
static LCUI_TextLayer *layer;
//_DEBUG_MSG("enter\n");
/* 获取显示区域的尺寸 */
area_size = Widget_GetContainerSize( widget );
/* 获取滚动条 */
scrollbar[0] = TextBox_GetScrollbar( widget, 0 );
scrollbar[1] = TextBox_GetScrollbar( widget, 1 );
/* 如果滚动条可见，那么区域尺寸就需要减去滚动条占用的尺寸 */
if( scrollbar[0]->visible ) {
area_size.w -= Widget_GetWidth( scrollbar[0] );
}
if( scrollbar[1]->visible ) {
area_size.h -= Widget_GetHeight( scrollbar[1] );
}
if( area_size.h <= 0 || area_size.w <= 0 ) {
return -1;
}
layer = TextBox_GetTextLayer( widget );
layer_size = TextLayer_GetSize( layer );
if( layer_size.h <= 0 || layer_size.w <= 0 ) {
return -2;
}
/* 获取显示区域的位置 */
area_pos = TextBox_ViewArea_GetPos( widget );
/* 获取光标的坐标 */
cursor_pos = TextLayer_Cursor_GetFixedPixelPos( layer );
/* 获取当前行的最大高度作为光标的高度 */
cursor_h = TextLayer_CurRow_GetMaxHeight( layer );
/* 设定滚动条的数据中的最大值 */
ScrollBar_SetMaxNum( scrollbar[0], layer_size.h - area_size.h );
//_DEBUG_MSG("cursor_pos: %d,%d\n", cursor_pos.x, cursor_pos.y);
//_DEBUG_MSG("area_rect: %d,%d,%d,%d\n",
// area_pos.x, area_pos.y,area_size.w, area_size.h );
//_DEBUG_MSG("layer_size: %d,%d\n", layer_size.w, layer_size.h);
/* 检测光标Y轴坐标是否超出显示区域的范围 */
if( cursor_pos.y < area_pos.y ) {
area_pos.y = cursor_pos.y;
}
if(cursor_pos.y + cursor_h > area_pos.y + area_size.h ) {
area_pos.y = cursor_pos.y + cursor_h - area_size.h;
}
/* 如果显示区域在Y轴上超过文本图层的范围 */
if( area_pos.y + area_size.h > layer_size.h ) {
area_pos.y = layer_size.h - area_size.h;
}
if( area_pos.y < 0 ) {
area_pos.y = 0;
}
/* 设定滚动条的数据中的当前值 */
ScrollBar_SetCurrentValue( scrollbar[0], area_pos.y );
/* 获取滚动条的数据，供滚动文本层利用 */
scrollbar_data = ScrollBar_GetData( scrollbar[0] );
//_DEBUG_MSG("scrollbar_data: size: %d / %d, num: %d / %d\n",
//scrollbar_data.current_size, scrollbar_data.max_size,
//scrollbar_data.current_num, scrollbar_data.max_num);
/* 根据数据，滚动文本图层至响应的位置，也就是移动文本显示区域 */
TextBox_TextLayer_VertScroll( scrollbar_data, widget );
/* 设定滚动条的数据中的最大值 */
ScrollBar_SetMaxNum( scrollbar[1], layer_size.w - area_size.w );
if( cursor_pos.x < area_pos.x ) {
area_pos.x = cursor_pos.x;
}
if(cursor_pos.x +5 > area_pos.x + area_size.w ) {
area_pos.x = cursor_pos.x+5 - area_size.w;
}
if( area_pos.x + area_size.w > layer_size.w ) {
area_pos.x = layer_size.w - area_size.w;
}
if( area_pos.x < 0 ) {
area_pos.x = 0;
}
/* 设定滚动条的数据中的当前值 */
ScrollBar_SetCurrentValue( scrollbar[1], area_pos.x );
/* 获取滚动条的数据，供滚动文本层利用 */
scrollbar_data = ScrollBar_GetData( scrollbar[1] );
//_DEBUG_MSG("scrollbar_data: size: %d / %d, num: %d / %d\n",
//scrollbar_data.current_size, scrollbar_data.max_size,
//scrollbar_data.current_num, scrollbar_data.max_num);
TextBox_HoriScroll_TextLayer( scrollbar_data, widget );
//_DEBUG_MSG("quit\n");
return 0;
}
static void
TextBox_ScrollBar_UpdateSize( LCUI_Widget *widget )
/* 更新滚动条的长度 */
{
int tmp;
char size_str[15];
LCUI_Size area_size, layer_size;
LCUI_Widget *scrollbar[2], *label;
LCUI_TextLayer *layer;
label = TextBox_GetLabel( widget );
/* 获取文本图层 */
layer = TextBox_GetTextLayer( widget );
/* 获取文本图层和文本框区域的尺寸 */
layer_size = TextLayer_GetSize( layer );
area_size = Widget_GetContainerSize( widget );
/* 获取纵向和横向滚动条 */
scrollbar[0] = TextBox_GetScrollbar( widget, 0 );
scrollbar[1] = TextBox_GetScrollbar( widget, 1 );
/* 如果文本图层高度超过显示区域 */
if( layer->enable_multiline && area_size.h > 0
&& layer_size.h > area_size.h ) {
tmp = area_size.w - Widget_GetWidth( scrollbar[0] );
#ifdef LCUI_BUILD_IN_LINUX
snprintf( size_str, sizeof(size_str)-1, "%dpx", tmp );
#else
sprintf_s( size_str, sizeof(size_str)-1, "%dpx", tmp );
#endif
Widget_SetSize( label, size_str, NULL );
/* 修改滚动条中记录的最大值和当前值，让滚动条在更新后有相应的长度 */
ScrollBar_SetMaxSize( scrollbar[0], layer_size.h );
ScrollBar_SetCurrentSize( scrollbar[0], area_size.h );
Widget_Show( scrollbar[0] );
/* 如果横向滚动条可见 */
if( scrollbar[1]->visible ) {
tmp = area_size.h - Widget_GetHeight( scrollbar[1] );
#ifdef LCUI_BUILD_IN_LINUX
snprintf( size_str, sizeof(size_str)-1, "%dpx", tmp );
#else
sprintf_s( size_str, sizeof(size_str)-1, "%dpx", tmp );
#endif
Widget_SetSize( scrollbar[0], NULL, size_str );
} else {
Widget_SetSize( scrollbar[0], NULL, "100%" );
}
} else {
/* 不需要显示滚动条 */
Widget_Hide( scrollbar[0] );
Widget_SetSize( label, "100%", NULL );
}
/* 和上面的处理基本一样，这个是处理横向滚动条 */
if( layer->enable_multiline &&
area_size.w > 0 && layer_size.w > area_size.w ) {
tmp = area_size.h - Widget_GetHeight( scrollbar[1] );
#ifdef LCUI_BUILD_IN_LINUX
snprintf( size_str, sizeof(size_str)-1, "%dpx", tmp );
#else
sprintf_s( size_str, sizeof(size_str)-1, "%dpx", tmp );
#endif
Widget_SetSize( label, NULL, size_str );
ScrollBar_SetMaxSize( scrollbar[1], layer_size.w );
ScrollBar_SetCurrentSize( scrollbar[1], area_size.w );
Widget_Show( scrollbar[1] );
if( scrollbar[0]->visible ) {
tmp = area_size.w - Widget_GetWidth( scrollbar[0] );
#ifdef LCUI_BUILD_IN_LINUX
snprintf( size_str, sizeof(size_str)-1, "%dpx", tmp );
#else
sprintf_s( size_str, sizeof(size_str)-1, "%dpx", tmp );
#endif
Widget_SetSize( scrollbar[1], size_str, NULL );
} else {
Widget_SetSize( scrollbar[1], "100%", NULL );
}
} else {
Widget_SetSize( label, NULL, "100%" );
Widget_Hide( scrollbar[1] );
}
}
static void
Window_ExecUpdate( LCUI_Widget *win_p )
{
LCUI_Size size;
LCUI_Graph *graph;
LCUI_Border border;
LCUI_Widget *titlebar, *btn, *client_area;
LCUI_RGB border_color, back_color;
btn = Window_GetCloseButton(win_p);
titlebar = Window_GetTitleBar(win_p);
client_area = Window_GetClientArea(win_p);
graph = Widget_GetSelfGraph( win_p );
/* 按不同的风格来处理 */
switch( win_p->style_id ) {
case WINDOW_STYLE_NONE: /* 没有边框 */
/* 先计算坐标和尺寸 */
Widget_SetDock( client_area, DOCK_TYPE_FILL );
Widget_Hide( titlebar );/* 隐藏标题栏 */
Widget_Show( client_area );/* 客户区需要显示 */
break;
case WINDOW_STYLE_LINE: /* 线条边框 */
Widget_SetBorder(win_p,
Border(1, BORDER_STYLE_SOLID, RGB(50,50,50)));
Widget_SetPadding( win_p, Padding(1,1,1,1) );
Widget_SetDock( client_area, DOCK_TYPE_FILL );
Widget_Hide( titlebar );
Widget_Show( client_area );
break;
case WINDOW_STYLE_PURE_BLUE:
back_color = RGB(30,160,225);
border_color = RGB(0,130,195);
goto union_draw_method;
case WINDOW_STYLE_PURE_GREEN:
back_color = RGB(140,190,40);
border_color = RGB(110,160,10);
goto union_draw_method;
case WINDOW_STYLE_PURE_RED:
back_color = RGB(230,20,0);
border_color = RGB(200,0,0);
goto union_draw_method;
case WINDOW_STYLE_PURE_ORANGE:
back_color = RGB(240,150,10);
border_color = RGB(210,120,0);
goto union_draw_method;
case WINDOW_STYLE_PURE_PURPLE:
back_color = RGB(110,20,95);
border_color = RGB(80,0,65);
union_draw_method:;
/* 若窗口未获得焦点 */
if( !Widget_GetFocus( win_p ) ) {
back_color = RGB(235,235,235);
border_color = RGB(211,211,211);
}
/* 更新窗口标题栏上的关闭按钮 */
Widget_Update( btn );
border = Border(1, BORDER_STYLE_SOLID, border_color);
Widget_SetBorder( client_area, border);
Widget_SetBorder( win_p, border);
Widget_SetBackgroundColor( win_p, back_color );
Graph_FillColor( graph, back_color );
Widget_SetBackgroundColor( client_area, RGB(255,255,255) );
Widget_SetBackgroundImage( titlebar, NULL );
Widget_SetBackgroundLayout( titlebar, 0 );
Widget_SetBackgroundTransparent( titlebar, TRUE );
Widget_SetBackgroundTransparent( client_area, FALSE );
Widget_SetPadding( win_p, Padding(1,4,4,4) );
Widget_SetPadding( client_area, Padding(1,1,1,1) );
size = Widget_GetContainerSize( win_p );
Widget_Resize( titlebar, Size(size.h, 25) );
Widget_Resize( client_area, Size(size.w, size.h - 25) );
Widget_SetDock( titlebar, DOCK_TYPE_TOP );
Widget_SetDock( client_area, DOCK_TYPE_BOTTOM );
Widget_Show( titlebar );
Widget_Show( client_area );
break;
default:
//
break;
}
}
