update GUI examples.
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@344 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong
parent
646db738d5
commit
49868fc5e4
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@ -0,0 +1,28 @@
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Import('env')
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src_local = Split("""
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demo_fnview.c
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demo_listview.c
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demo_panel_single.c
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demo_view.c
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demo_view_box.c
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demo_view_button.c
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demo_view_checkbox.c
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demo_view_dc.c
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demo_view_image.c
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demo_view_label.c
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demo_view_mywidget.c
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demo_view_progressbar.c
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demo_view_radiobox.c
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demo_view_slider.c
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demo_view_textbox.c
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demo_view_window.c
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demo_workbench.c
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gui_init.c
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mywidget.c
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""")
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# The set of source files associated with this SConscript file.
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obj = env.Object(src_local)
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Return('obj')
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@ -8,10 +8,8 @@ static rtgui_view_t* demo_view_list[32];
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static rt_uint32_t demo_view_current = 0;
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static rt_uint32_t demo_view_number = 0;
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static void demo_view_next(struct rtgui_widget* widget, rtgui_event_t *event)
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void demo_view_next(struct rtgui_widget* widget, rtgui_event_t *event)
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{
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RT_ASSERT(widget != RT_NULL);
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if (demo_view_current + 1< demo_view_number)
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{
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demo_view_current ++;
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@ -19,10 +17,8 @@ static void demo_view_next(struct rtgui_widget* widget, rtgui_event_t *event)
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}
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}
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static void demo_view_prev(struct rtgui_widget* widget, rtgui_event_t *event)
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void demo_view_prev(struct rtgui_widget* widget, rtgui_event_t *event)
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{
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RT_ASSERT(widget != RT_NULL);
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if (demo_view_current != 0)
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{
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demo_view_current --;
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@ -12,7 +12,7 @@ rt_bool_t dc_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
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rt_uint32_t vx[] = {20, 50, 60, 45, 60, 20};
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rt_uint32_t vy[] = {150, 50, 90, 60, 45, 50};
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/* 因为用的是demo view，上面本身有一部分控件，所以在绘图时先要让它先绘图 */
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/* 因为用的是demo view，上面本身有一部分控件，所以在绘图时先要让demo view先绘图 */
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rtgui_view_event_handler(widget, event);
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/************************************************************************/
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@ -35,6 +35,10 @@ rt_bool_t dc_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
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rtgui_dc_set_color(dc, green);
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rtgui_dc_fill_circle(dc, rect.x1 + 30, rect.y1 + 10, 10);
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/* 画一个圆弧 */
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rtgui_dc_set_color(dc, RTGUI_RGB(250, 120, 120));
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rtgui_dc_draw_arc(dc, rect.x1 + 120, rect.y1 + 60, 30, 0, 120);
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/* ¶à±ßÐÎ */
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rtgui_dc_set_color(dc, blue);
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rtgui_dc_draw_polygon(dc, vx, vy, 6);
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@ -56,6 +60,7 @@ rtgui_view_t *demo_view_dc(rtgui_workbench_t* workbench)
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rtgui_view_t *view;
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view = demo_view(workbench, "DC Demo");
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if (view != RT_NULL)
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rtgui_widget_set_event_handler(RTGUI_WIDGET(view), dc_event_handler);
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return view;
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@ -0,0 +1,98 @@
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#include "demo_view.h"
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#include <rtgui/widgets/button.h>
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#include <rtgui/widgets/filelist_view.h>
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static rtgui_image_t* image = RT_NULL;
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static rtgui_view_t* _view = RT_NULL;
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static void open_btn_onbutton(rtgui_widget_t* widget, struct rtgui_event* event)
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{
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/* create a file list view */
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rtgui_filelist_view_t *view;
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rtgui_workbench_t *workbench;
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rtgui_rect_t rect;
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workbench = RTGUI_WORKBENCH(rtgui_widget_get_toplevel(widget));
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rtgui_widget_get_rect(RTGUI_WIDGET(workbench), &rect);
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#ifdef _WIN32
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view = rtgui_filelist_view_create(workbench, "d:\\", "*.*", &rect);
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#else
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view = rtgui_filelist_view_create(workbench, "/", "*.*", &rect);
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#endif
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if (rtgui_view_show(RTGUI_VIEW(view), RT_TRUE) == RTGUI_MODAL_OK)
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{
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char path[32], image_type[8];
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/* set label */
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rtgui_filelist_get_fullpath(view, path, sizeof(path));
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if (image != RT_NULL) rtgui_image_destroy(image);
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rt_memset(image_type, 0, sizeof(image_type));
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/* 获得图像的类型 */
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if (rt_strstr(path, ".png") != RT_NULL) strcat(image_type, "png");
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if (rt_strstr(path, ".jpg") != RT_NULL) strcat(image_type, "jpeg");
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if (rt_strstr(path, ".hdc") != RT_NULL) strcat(image_type, "hdc");
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if (image_type[0] != '\0')
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image = rtgui_image_create_from_file(image_type, path, RT_TRUE);
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}
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/* 删除 文件列表 视图 */
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rtgui_view_destroy(RTGUI_VIEW(view));
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rtgui_view_show(_view, RT_FALSE);
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}
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static rt_bool_t demo_view_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
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{
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rt_bool_t result;
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/* 用默认的事件处理函数 */
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result = rtgui_view_event_handler(widget, event);
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if (event->type == RTGUI_EVENT_PAINT)
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{
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struct rtgui_dc* dc;
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rtgui_rect_t rect;
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/* 获得控件所属的DC */
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dc = rtgui_dc_begin_drawing(widget);
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if (dc == RT_NULL) /* 如果不能正常获得DC，返回（如果控件或父控件是隐藏状态，DC是获取不成功的） */
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return RT_FALSE;
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/* 获得demo view允许绘图的区域 */
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demo_view_get_rect(RTGUI_VIEW(widget), &rect);
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/* 获得图像显示区域 */
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rect.x1 += 5; rect.x2 -= 5;
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rect.y1 += 30;
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if (image != RT_NULL)
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rtgui_image_blit(image, dc, &rect);
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/* 绘图完成 */
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rtgui_dc_end_drawing(dc);
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}
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return result;
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}
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rtgui_view_t* demo_view_image(rtgui_workbench_t* workbench)
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{
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rtgui_rect_t rect;
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rtgui_button_t* open_btn;
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_view = demo_view(workbench, "图像演示");
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if (_view != RT_NULL)
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rtgui_widget_set_event_handler(RTGUI_WIDGET(_view), demo_view_event_handler);
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demo_view_get_rect(_view, &rect);
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rect.x1 += 5; rect.x2 = rect.x1 + 120;
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rect.y2 = rect.y1 + 20;
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open_btn = rtgui_button_create("打开图像文件");
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rtgui_container_add_child(RTGUI_CONTAINER(_view), RTGUI_WIDGET(open_btn));
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rtgui_widget_set_rect(RTGUI_WIDGET(open_btn), &rect);
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rtgui_button_set_onbutton(open_btn, open_btn_onbutton);
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return _view;
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}
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@ -0,0 +1,28 @@
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#include "demo_view.h"
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#include "mywidget.h"
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rtgui_view_t *demo_view_mywidget(rtgui_workbench_t* workbench)
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{
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rtgui_view_t *view;
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rtgui_rect_t rect;
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rtgui_mywidget_t *mywidget;
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/* create a demo view */
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view = demo_view(workbench, "MyWidget View");
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/* get demo view rect */
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demo_view_get_rect(view, &rect);
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rect.x1 += 5; rect.x2 = rect.y1 + 80;
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rect.y1 += 5; rect.y2 = rect.y1 + 80;
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mywidget = rtgui_mywidget_create(&rect);
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rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(mywidget));
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/* get demo view rect */
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demo_view_get_rect(view, &rect);
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rect.x1 += 25; rect.x2 = rect.y1 + 40;
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rect.y1 += 5 + 100; rect.y2 = rect.y1 + 40;
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mywidget = rtgui_mywidget_create(&rect);
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rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(mywidget));
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return view;
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}
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@ -4,33 +4,30 @@
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#include <rtgui/widgets/view.h>
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#include <rtgui/widgets/workbench.h>
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static rt_bool_t view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
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static rt_bool_t demo_workbench_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
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{
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/* 我们目前只对绘制事件感兴趣 */
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if (event->type == RTGUI_EVENT_PAINT)
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/* 我们目前只对按键事件感兴趣 */
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if (event->type == RTGUI_EVENT_KBD)
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{
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struct rtgui_dc* dc;
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struct rtgui_rect rect;
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struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
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/* 获得一个设备上下文 */
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dc = rtgui_dc_begin_drawing(widget);
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if (dc == RT_NULL) return RT_FALSE; /* 如果获取失败代表什么？这个控件是隐藏的或... */
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rtgui_widget_get_rect(widget, &rect); /* 获得控件的可视区域 */
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/* 先对所在可视区域全部填充为背景色 */
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rtgui_dc_fill_rect(dc, &rect);
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/* 绘制一个hello! */
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rtgui_dc_draw_text(dc, "hello world", &rect);
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/* 通知RTGUI，绘制结束 */
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rtgui_dc_end_drawing(dc);
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return RT_FALSE;
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if (ekbd->type == RTGUI_KEYDOWN)
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{
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if (ekbd->key == RTGUIK_RIGHT)
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{
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demo_view_next(RT_NULL, RT_NULL);
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return RT_TRUE;
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}
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else if (ekbd->key == RTGUIK_LEFT)
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{
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demo_view_prev(RT_NULL, RT_NULL);
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return RT_TRUE;
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}
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}
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}
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/* 如果不是绘制事件，使用view原来的事件处理函数处理 */
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return rtgui_view_event_handler(widget, event);
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return rtgui_workbench_event_handler(widget, event);
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}
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static void workbench_entry(void* parameter)
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@ -48,13 +45,9 @@ static void workbench_entry(void* parameter)
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workbench = rtgui_workbench_create("main", "workbench");
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if (workbench == RT_NULL) return;
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/* 创建一个工作台上的一个视图 */
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view = rtgui_view_create("view");
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rtgui_widget_set_event_handler(RTGUI_WIDGET(view), view_event_handler);
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/* 在工作台上添加一个视图 */
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rtgui_workbench_add_view(workbench, view);
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rtgui_widget_set_event_handler(RTGUI_WIDGET(workbench), demo_workbench_event_handler);
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/* 初始化各个例子的视图 */
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demo_view_dc(workbench);
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demo_view_window(workbench);
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demo_view_label(workbench);
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@ -64,6 +57,8 @@ static void workbench_entry(void* parameter)
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demo_view_radiobox(workbench);
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demo_view_textbox(workbench);
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demo_view_slider(workbench);
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demo_view_mywidget(workbench);
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demo_view_image(workbench);
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demo_listview_view(workbench);
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demo_fn_view(workbench);
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@ -0,0 +1,25 @@
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#include <rtgui/rtgui.h>
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#include <rtgui/rtgui_server.h>
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extern void rt_hw_lcd_init(void);
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extern void rt_hw_key_init(void);
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extern void workbench_init(void);
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extern void panel_init(void);
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/* GUI相关演示入口，需放在线程中进行初始化 */
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void rtgui_startup()
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{
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/* GUI系统初始化 */
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rtgui_system_server_init();
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/* 按键初始化 */
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rt_hw_key_init();
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/* LCD驱动初始化 */
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rt_hw_lcd_init();
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/* 各个面板初始化 */
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panel_init();
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/* 启动workbench */
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workbench_init();
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}
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@ -0,0 +1,139 @@
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#include <rtgui/dc.h>
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#include "mywidget.h"
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/* 控件绘图函数 */
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static void rtgui_mywidget_ondraw(struct rtgui_mywidget* me)
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{
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struct rtgui_dc* dc;
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struct rtgui_rect rect;
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rt_uint16_t x, y;
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/* 获得目标DC，开始绘图 */
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dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(me));
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if (dc == RT_NULL) return;
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/* 获得窗口的尺寸 */
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rtgui_widget_get_rect(RTGUI_WIDGET(me), &rect);
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/* 绘制背景色 */
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rtgui_dc_set_color(dc, white);
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rtgui_dc_fill_rect(dc, &rect);
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/* 计算中心原点 */
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x = (rect.x2 + rect.x1)/2; y = (rect.y2 + rect.y1)/2;
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/* 绘制十字架 */
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rtgui_dc_set_color(dc, black);
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rtgui_dc_draw_hline(dc, rect.x1, rect.x2, y);
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rtgui_dc_draw_vline(dc, x, rect.y1, rect.y2);
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/* 根据状态绘制圆圈 */
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if (me->status == MYWIDGET_STATUS_ON)
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rtgui_dc_set_color(dc, green);
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else
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rtgui_dc_set_color(dc, red);
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rtgui_dc_fill_circle(dc, x, y, 5);
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/* 结束绘图 */
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rtgui_dc_end_drawing(dc);
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return;
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}
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/* 鼠标事件处理函数 */
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static void rtgui_mywidget_onmouse(struct rtgui_mywidget* me, struct rtgui_event_mouse* mouse)
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{
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struct rtgui_rect rect;
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rt_uint16_t x, y;
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/* 仅对鼠标抬起动作进行处理 */
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if (!(mouse->button & RTGUI_MOUSE_BUTTON_UP)) return;
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/* 获得控件的位置 */
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rtgui_widget_get_rect(RTGUI_WIDGET(me), &rect);
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/* get_rect函数获得是控件的相对位置，而鼠标事件给出的坐标是绝对坐标，需要做一个转换 */
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rtgui_widget_rect_to_device(RTGUI_WIDGET(me), &rect);
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/* 计算中心原点 */
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x = (rect.x2 + rect.x1)/2; y = (rect.y2 + rect.y1)/2;
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/* 比较鼠标坐标是否在圈内 */
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if ((mouse->x < x + 5 && mouse->x > x - 5) &&
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(mouse->y < y + 5 && mouse->y > y - 5))
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{
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/* 更改控件状态 */
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if (me->status & MYWIDGET_STATUS_ON) me->status = MYWIDGET_STATUS_OFF;
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else me->status = MYWIDGET_STATUS_ON;
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/* 刷新(重新绘制)控件 */
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rtgui_mywidget_ondraw(me);
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}
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}
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static rt_bool_t rtgui_mywidget_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
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{
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struct rtgui_mywidget* me = (struct rtgui_mywidget*)widget;
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switch (event->type)
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{
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case RTGUI_EVENT_PAINT:
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/* 绘制事件，调用绘图函数绘制 */
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rtgui_mywidget_ondraw(me);
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break;
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case RTGUI_EVENT_MOUSE_BUTTON:
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/* 鼠标事件 */
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rtgui_mywidget_onmouse(RTGUI_MYWIDGET(me), (struct rtgui_event_mouse*) event);
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break;
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/* 其他事件调用父类的事件处理函数 */
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default:
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rtgui_widget_event_handler(widget, event);
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}
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return RT_FALSE;
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}
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static void _rtgui_mywidget_constructor(rtgui_mywidget_t *mywidget)
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{
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/* 初始化控件并设置事件处理函数 */
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RTGUI_WIDGET(mywidget)->flag |= RTGUI_WIDGET_FLAG_FOCUSABLE;
|
||||
rtgui_widget_set_event_handler(RTGUI_WIDGET(mywidget), rtgui_mywidget_event_handler);
|
||||
|
||||
mywidget->status = MYWIDGET_STATUS_OFF;
|
||||
}
|
||||
|
||||
static void _rtgui_mywidget_destructor(rtgui_mywidget_t *mywidget)
|
||||
{
|
||||
}
|
||||
|
||||
rtgui_type_t *rtgui_mywidget_type_get(void)
|
||||
{
|
||||
static rtgui_type_t *mywidget_type = RT_NULL;
|
||||
|
||||
if (!mywidget_type)
|
||||
{
|
||||
mywidget_type = rtgui_type_create("mywidget", RTGUI_WIDGET_TYPE,
|
||||
sizeof(rtgui_mywidget_t),
|
||||
RTGUI_CONSTRUCTOR(_rtgui_mywidget_constructor),
|
||||
RTGUI_DESTRUCTOR(_rtgui_mywidget_destructor));
|
||||
}
|
||||
|
||||
return mywidget_type;
|
||||
}
|
||||
|
||||
struct rtgui_mywidget* rtgui_mywidget_create(rtgui_rect_t* r)
|
||||
{
|
||||
struct rtgui_mywidget* me;
|
||||
|
||||
me = (struct rtgui_mywidget*) rtgui_widget_create (RTGUI_MYWIDGET_TYPE);
|
||||
if (me != RT_NULL)
|
||||
{
|
||||
rtgui_widget_set_rect(RTGUI_WIDGET(me), r);
|
||||
}
|
||||
|
||||
return me;
|
||||
}
|
||||
|
||||
void rtgui_mywidget_destroy(struct rtgui_mywidget* me)
|
||||
{
|
||||
rtgui_widget_destroy(RTGUI_WIDGET(me));
|
||||
}
|
||||
|
|
@ -0,0 +1,30 @@
|
|||
#ifndef __MY_WIDGET_H__
|
||||
#define __MY_WIDGET_H__
|
||||
|
||||
#include <rtgui/rtgui.h>
|
||||
#include <rtgui/widgets/widget.h>
|
||||
|
||||
#define MYWIDGET_STATUS_ON 1
|
||||
#define MYWIDGET_STATUS_OFF 0
|
||||
|
||||
/** Gets the type of a button */
|
||||
#define RTGUI_MYWIDGET_TYPE (rtgui_mywidget_type_get())
|
||||
/** Casts the object to an rtgui_button */
|
||||
#define RTGUI_MYWIDGET(obj) (RTGUI_OBJECT_CAST((obj), RTGUI_MYWIDGET_TYPE, rtgui_mywidget_t))
|
||||
/** Checks if the object is an rtgui_button */
|
||||
#define RTGUI_IS_MYWIDGET(obj) (RTGUI_OBJECT_CHECK_TYPE((obj), RTGUI_MYWIDGET_TYPE))
|
||||
|
||||
/* 个性化控件 */
|
||||
struct rtgui_mywidget
|
||||
{
|
||||
struct rtgui_widget parent;
|
||||
|
||||
/* 状态：ON、OFF */
|
||||
rt_uint8_t status;
|
||||
};
|
||||
typedef struct rtgui_mywidget rtgui_mywidget_t;
|
||||
|
||||
struct rtgui_mywidget* rtgui_mywidget_create(rtgui_rect_t* r);
|
||||
void rtgui_mywidget_destroy(struct rtgui_mywidget* me);
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue