262 lines
7.5 KiB
C
262 lines
7.5 KiB
C
/*
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* 程序清单：窗口演示
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*
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* 这个例子会先创建出一个演示用的view，当点击上面的按钮时会不同的模式创建窗口
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*/
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#include <rtgui/rtgui.h>
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#include <rtgui/rtgui_system.h>
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#include <rtgui/widgets/window.h>
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#include <rtgui/widgets/label.h>
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#include <rtgui/widgets/button.h>
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#include "demo_view.h"
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static struct rtgui_timer *timer;
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static struct rtgui_label* label;
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static struct rtgui_win* msgbox = RT_NULL;
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static rt_uint8_t label_text[80];
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static rt_uint8_t cnt = 5;
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/* 获取一个递增的窗口标题 */
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static char* get_win_title()
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{
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static rt_uint8_t win_no = 0;
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static char win_title[16];
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rt_sprintf(win_title, "窗口 %d", ++win_no);
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return win_title;
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}
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/* 窗口关闭时的事件处理 */
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void window_demo_close(struct rtgui_widget* widget, rtgui_event_t *even)
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{
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rtgui_win_t* win;
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/* 获得最顶层控件 */
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win = RTGUI_WIN(rtgui_widget_get_toplevel(widget));
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/* 销毁窗口 */
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rtgui_win_destroy(win);
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}
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/* 关闭对话框时的回调函数 */
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void diag_close(struct rtgui_timer* timer, void* parameter)
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{
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cnt --;
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sprintf(label_text, "closed then %d second!", cnt);
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/* 设置标签文本并更新控件 */
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rtgui_label_set_text(label, label_text);
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rtgui_widget_update(RTGUI_WIDGET(label));
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if (cnt == 0)
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{
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/* 超时，关闭对话框 */
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rtgui_win_destroy(msgbox);
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/* 停止并删除定时器 */
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rtgui_timer_stop(timer);
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rtgui_timer_destory(timer);
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}
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}
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static rt_uint16_t delta_x = 20;
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static rt_uint16_t delta_y = 40;
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/* 触发正常窗口显示 */
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static void demo_win_onbutton(struct rtgui_widget* widget, rtgui_event_t* event)
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{
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rtgui_win_t *win;
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rtgui_label_t *label;
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rtgui_toplevel_t *parent;
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rtgui_rect_t rect = {0, 0, 150, 80};
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parent = RTGUI_TOPLEVEL(rtgui_widget_get_toplevel(widget));
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rtgui_rect_moveto(&rect, delta_x, delta_y);
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delta_x += 20;
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delta_y += 20;
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/* 创建一个窗口 */
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win = rtgui_win_create(parent,
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get_win_title(), &rect, RTGUI_WIN_STYLE_DEFAULT);
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rect.x1 += 20;
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rect.x2 -= 5;
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rect.y1 += 5;
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rect.y2 = rect.y1 + 20;
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/* 添加一个文本标签 */
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label = rtgui_label_create("这是一个普通窗口");
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rtgui_widget_set_rect(RTGUI_WIDGET(label), &rect);
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rtgui_container_add_child(RTGUI_CONTAINER(win), RTGUI_WIDGET(label));
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/* 非模态显示窗口 */
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rtgui_win_show(win, RT_FALSE);
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}
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/* 触发自动窗口显示 */
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static void demo_autowin_onbutton(struct rtgui_widget* widget, rtgui_event_t* event)
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{
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rtgui_toplevel_t *parent;
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struct rtgui_rect rect ={50, 50, 200, 200};
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parent = RTGUI_TOPLEVEL(rtgui_widget_get_toplevel(widget));
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msgbox = rtgui_win_create(parent, "Information", &rect, RTGUI_WIN_STYLE_DEFAULT);
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if (msgbox != RT_NULL)
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{
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cnt = 5;
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sprintf(label_text, "closed then %d second!", cnt);
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label = rtgui_label_create(label_text);
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rect.x1 += 5;
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rect.x2 -= 5;
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rect.y1 += 5;
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rect.y2 = rect.y1 + 20;
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rtgui_widget_set_rect(RTGUI_WIDGET(label), &rect);
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rtgui_container_add_child(RTGUI_CONTAINER(msgbox), RTGUI_WIDGET(label));
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rtgui_win_show(msgbox, RT_FALSE);
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}
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/* 创建一个定时器 */
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timer = rtgui_timer_create(100, RT_TIMER_FLAG_PERIODIC, diag_close, RT_NULL);
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rtgui_timer_start(timer);
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}
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/* 触发模态窗口显示 */
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static void demo_modalwin_onbutton(struct rtgui_widget* widget, rtgui_event_t* event)
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{
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rtgui_win_t *win;
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rtgui_label_t *label;
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rtgui_toplevel_t *parent;
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rtgui_rect_t rect = {0, 0, 150, 80};
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parent = RTGUI_TOPLEVEL(rtgui_widget_get_toplevel(widget));
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rtgui_rect_moveto(&rect, delta_x, delta_y);
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delta_x += 20;
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delta_y += 20;
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/* 创建一个窗口 */
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win = rtgui_win_create(parent,
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get_win_title(), &rect, RTGUI_WIN_STYLE_DEFAULT);
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rect.x1 += 20;
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rect.x2 -= 5;
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rect.y1 += 5;
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rect.y2 = rect.y1 + 20;
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label = rtgui_label_create("这是一个模式窗口");
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rtgui_widget_set_rect(RTGUI_WIDGET(label), &rect);
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rtgui_container_add_child(RTGUI_CONTAINER(win), RTGUI_WIDGET(label));
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/* 模态显示窗口 */
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rtgui_win_show(win, RT_TRUE);
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/* 采用模态显示窗口，关闭时不会自行删除窗口，需要主动删除窗口 */
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rtgui_win_destroy(win);
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}
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/* 触发无标题窗口显示 */
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static void demo_ntitlewin_onbutton(struct rtgui_widget* widget, rtgui_event_t* event)
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{
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rtgui_win_t *win;
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rtgui_label_t *label;
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rtgui_button_t *button;
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rtgui_toplevel_t *parent;
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rtgui_rect_t widget_rect, rect = {0, 0, 150, 80};
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parent = RTGUI_TOPLEVEL(rtgui_widget_get_toplevel(widget));
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rtgui_rect_moveto(&rect, delta_x, delta_y);
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delta_x += 20;
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delta_y += 20;
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/* 创建一个窗口，风格为无标题及无边框 */
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win = rtgui_win_create(parent,
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"no title", &rect, RTGUI_WIN_STYLE_NO_TITLE | RTGUI_WIN_STYLE_NO_BORDER);
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RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(win)) = white;
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/* 创建一个文本标签 */
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label = rtgui_label_create("无边框窗口");
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rtgui_font_get_metrics(RTGUI_WIDGET_FONT(RTGUI_WIDGET(label)), "无边框窗口", &widget_rect);
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rtgui_rect_moveto_align(&rect, &widget_rect, RTGUI_ALIGN_CENTER_HORIZONTAL);
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widget_rect.y1 += 20;
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widget_rect.y2 += 20;
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rtgui_widget_set_rect(RTGUI_WIDGET(label), &widget_rect);
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rtgui_container_add_child(RTGUI_CONTAINER(win), RTGUI_WIDGET(label));
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RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(label)) = white;
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/* 创建一个关闭按钮 */
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widget_rect.x1 = 0;
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widget_rect.y1 = 0;
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widget_rect.x2 = 40;
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widget_rect.y2 = 20;
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rtgui_rect_moveto_align(&rect, &widget_rect, RTGUI_ALIGN_CENTER_HORIZONTAL);
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widget_rect.y1 += 40;
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widget_rect.y2 += 40;
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button = rtgui_button_create("关闭");
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &widget_rect);
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rtgui_container_add_child(RTGUI_CONTAINER(win), RTGUI_WIDGET(button));
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rtgui_button_set_onbutton(button, window_demo_close);
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/* 非模态显示窗口 */
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rtgui_win_show(win, RT_FALSE);
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}
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rtgui_view_t* demo_view_window(rtgui_workbench_t* workbench)
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{
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rtgui_rect_t rect;
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rtgui_view_t* view;
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rtgui_button_t *button;
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/* 创建一个演示用的视图 */
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view = demo_view(workbench, "Window Demo");
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demo_view_get_rect(view, &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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/* 创建按钮用于显示正常窗口 */
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button = rtgui_button_create("Normal Win");
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(button));
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/* 设置onbutton为demo_win_onbutton函数 */
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rtgui_button_set_onbutton(button, demo_win_onbutton);
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demo_view_get_rect(view, &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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/* 创建按钮用于显示一个自动关闭的窗口 */
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button = rtgui_button_create("Auto Win");
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(button));
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/* 设置onbutton为demo_autowin_onbutton函数 */
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rtgui_button_set_onbutton(button, demo_autowin_onbutton);
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demo_view_get_rect(view, &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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/* 创建按钮用于触发一个模式窗口 */
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button = rtgui_button_create("Modal Win");
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(button));
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/* 设置onbutton为demo_modalwin_onbutton函数 */
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rtgui_button_set_onbutton(button, demo_modalwin_onbutton);
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demo_view_get_rect(view, &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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/* 创建按钮用于触发一个不包含标题的窗口 */
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button = rtgui_button_create("NoTitle Win");
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rtgui_widget_set_rect(RTGUI_WIDGET(button), &rect);
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rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(button));
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/* 设置onbutton为demo_ntitlewin_onbutton函数 */
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rtgui_button_set_onbutton(button, demo_ntitlewin_onbutton);
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return view;
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}
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