52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/*
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* 程序清单：label控件演示
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*
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* 这个例子会在创建出的view上添加几个不同类型的label控件
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*/
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#include "demo_view.h"
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#include <rtgui/widgets/label.h>
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/* 创建用于演示label控件的视图 */
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rtgui_view_t* demo_gui_label(rtgui_view_t* parent_view)
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{
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rtgui_view_t* view;
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rtgui_label_t* label;
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rtgui_font_t* font;
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/* 先创建一个演示用的视图 */
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view = demo_view_create(parent_view, "Label View");
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/* 创建一个label控件 */
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label = rtgui_label_create(view, "Red Left", 10, 40, 200, 20);
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/* 设置label控件上的文本对齐方式为：左对齐 */
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RTGUI_WIDGET_TEXTALIGN(label) = RTGUI_ALIGN_LEFT|RTGUI_ALIGN_CENTER_VERTICAL;
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/* 设置label控件的前景色为红色 */
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RTGUI_WIDGET_FOREGROUND(label) = red;
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RTGUI_WIDGET_BACKGROUND(label) = white;
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label = rtgui_label_create(view, "Blue Right", 10, 65, 200, 20);
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RTGUI_WIDGET_TEXTALIGN(label) = RTGUI_ALIGN_RIGHT|RTGUI_ALIGN_CENTER_VERTICAL;
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RTGUI_WIDGET_FOREGROUND(label) = blue;
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RTGUI_WIDGET_BACKGROUND(label) = white;
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label = rtgui_label_create(view, "Green Center", 10, 90, 200, 20);
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RTGUI_WIDGET_TEXTALIGN(label) = RTGUI_ALIGN_CENTER_HORIZONTAL|RTGUI_ALIGN_CENTER_VERTICAL;
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RTGUI_WIDGET_FOREGROUND(label) = green;
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RTGUI_WIDGET_BACKGROUND(label) = white;
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label = rtgui_label_create(view, "12 font",10, 115, 200, 20);
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/* 设置字体为12点阵的asc字体 */
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font = rtgui_font_refer("asc", 12);
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RTGUI_WIDGET_FONT(label) = font;
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RTGUI_WIDGET_BACKGROUND(label) = white;
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label = rtgui_label_create(view, "16 font", 10, 140, 200, 20);
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font = rtgui_font_refer("asc", 16);
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RTGUI_WIDGET_FONT(RTGUI_WIDGET(label)) = font;
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RTGUI_WIDGET_BACKGROUND(label) = white;
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return view;
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}
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