81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*
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* 程序清单：button控件演示
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*
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* 这个例子会在创建出的container上添加几个不同类型的button控件
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*/
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#include "demo_view.h"
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#include <rtgui/widgets/button.h>
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/* 创建用于演示button控件的视图 */
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rtgui_container_t *demo_view_button(void)
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{
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rtgui_rect_t rect;
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rtgui_container_t *container;
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rtgui_button_t *button;
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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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container = demo_view("Button View");
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/* 获得视图的位置信息 */
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demo_view_get_rect(container, &rect);
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rect.x1 += 5;
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rect.x2 = rect.x1 + 100;
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rect.y1 += 5;
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rect.y2 = rect.y1 + 20;
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/* 创建一个button控件 */
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button = rtgui_button_create("Red");
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/* 设置label控件的前景色为红色 */
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RTGUI_WIDGET_FOREGROUND(button) = red;
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/* 设置button的位置 */
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(container, RTGUI_WIDGET(button));
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/* 获得视图的位置信息 */
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demo_view_get_rect(container, &rect);
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rect.x1 += 5;
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rect.x2 = rect.x1 + 100;
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rect.y1 += 5 + 25;
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rect.y2 = rect.y1 + 20;
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/* 创建一个button控件 */
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button = rtgui_button_create("Blue");
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/* 设置label控件的前景色为蓝色 */
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RTGUI_WIDGET_FOREGROUND(button) = blue;
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/* 设置button的位置 */
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(container, RTGUI_WIDGET(button));
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/* 获得视图的位置信息 */
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demo_view_get_rect(container, &rect);
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rect.x1 += 5;
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rect.x2 = rect.x1 + 100;
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rect.y1 += 5 + 25 + 25;
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rect.y2 = rect.y1 + 20;
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/* 创建一个button控件 */
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button = rtgui_button_create("12 font");
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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(button) = font;
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/* 设置button的位置 */
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(container, RTGUI_WIDGET(button));
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/* 获得视图的位置信息 */
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demo_view_get_rect(container, &rect);
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rect.x1 += 5;
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rect.x2 = rect.x1 + 100;
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rect.y1 += 5 + 25 + 25 + 25;
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rect.y2 = rect.y1 + 20;
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/* 创建一个button控件 */
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button = rtgui_button_create("16 font");
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/* 设置字体为16点阵的asc字体 */
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font = rtgui_font_refer("asc", 16);
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RTGUI_WIDGET_FONT(button) = font;
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/* 设置button的位置 */
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(container, RTGUI_WIDGET(button));
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return container;
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}
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