rtt-f030/bsp/stm32_radio/today.c

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C
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#include <rtgui/rtgui.h>
#include <rtgui/image.h>
#include <rtgui/rtgui_system.h>
#include <rtgui/widgets/view.h>
#include <rtgui/widgets/workbench.h>
static rtgui_image_t *background = RT_NULL;
static rt_bool_t view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event)
{
if (event->type == RTGUI_EVENT_PAINT)
{
struct rtgui_dc* dc;
struct rtgui_rect rect;
dc = rtgui_dc_begin_drawing(widget);
if (dc == RT_NULL) return RT_FALSE;
rtgui_widget_get_rect(widget, &rect);
rtgui_dc_fill_rect(dc, &rect);
if (background != RT_NULL)
rtgui_image_blit(background, dc, &rect);
rtgui_dc_draw_text(dc, "Radio Today", &rect);
rtgui_dc_end_drawing(dc);
return RT_FALSE;
}
return rtgui_view_event_handler(widget, event);
}
static void today_entry(void* parameter)
{
rt_mq_t mq;
struct rtgui_view* view;
struct rtgui_workbench* workbench;
mq = rt_mq_create("qToday", 256, 4, RT_IPC_FLAG_FIFO);
rtgui_thread_register(rt_thread_self(), mq);
/* create background image */
background = rtgui_image_create_from_file("png",
"/bg.png", RT_FALSE);
workbench = rtgui_workbench_create("main", "workbench");
if (workbench == RT_NULL) return;
view = rtgui_view_create("Today");
rtgui_widget_set_event_handler(RTGUI_WIDGET(view), view_event_handler);
rtgui_workbench_add_view(workbench, view);
rtgui_view_show(view);
rtgui_workbench_event_loop(workbench);
rtgui_thread_deregister(rt_thread_self());
rt_mq_delete(mq);
}
void today_init()
{
rt_thread_t tid;
tid = rt_thread_create("today",
today_entry, RT_NULL,
2048, 25, 10);
if (tid != RT_NULL) rt_thread_startup(tid);
}