Beispiel #1
0
static rt_bool_t picture_view_event_handler(rtgui_object_t *object, rtgui_event_t *event)
{
    if (event->type == RTGUI_EVENT_PAINT)
    {
        struct rtgui_dc* dc;
        struct rtgui_rect rect;
        struct rtgui_image* image = RT_NULL;
        char fn[32];

        dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(object));
        if (dc == RT_NULL) return RT_FALSE;
        rtgui_widget_get_rect(RTGUI_WIDGET(object), &rect);

        /* open image */
        rt_snprintf(fn, sizeof(fn), "%s/%s", PICTURE_DIR, current_fn);
        rt_kprintf("pic fn: %s\n", fn);
        if (strstr(fn, ".hdc") != RT_NULL ||
            strstr(fn, ".HDC") != RT_NULL)
        {
            image = rtgui_image_create_from_file("hdc",
                fn, RT_FALSE);
        }
        else if (strstr(fn, ".bmp") != RT_NULL ||
            strstr(fn, ".BMP") != RT_NULL)
        {
            image = rtgui_image_create_from_file("bmp",
                fn, RT_FALSE);
        }

        if (image != RT_NULL)
        {
            /* blit image */
            rtgui_image_blit(image, dc, &rect);
            /* destroy image */
            rtgui_image_destroy(image);
        }
        else
        {
            rtgui_dc_fill_rect(dc, &rect);
            rtgui_dc_draw_text(dc, "没有文件被打开", &rect);
        }
        rtgui_dc_end_drawing(dc);

        return RT_FALSE;
    }

    return rtgui_container_event_handler(object, event);
}
Beispiel #2
0
void demo_bitmap_open(struct rtgui_object* object, struct rtgui_event* event)
{
	char *str;
	rtgui_button_t *button = RTGUI_BUTTON(object);
	/* 从textbox控件中取得文件名 */
	str = (char*)rtgui_textbox_get_value(bmpdt.box);
	if(str == RT_NULL) return;
	if(*str == '/' && (rt_strstr(str, ".bmp")!=RT_NULL || rt_strstr(str, ".BMP")!=RT_NULL))
	{	/* 如果是bmp文件, 且文件名有效, 则读入图像数据 */
		if(bmpdt.filename != RT_NULL) 
			rt_free(bmpdt.filename);
		bmpdt.filename = rt_strdup(str);

		if(bmpdt.image != RT_NULL)
			rtgui_image_destroy(bmpdt.image);

		bmpdt.image = rtgui_image_create_from_file("bmp", bmpdt.filename, RT_TRUE);
		
		if(bmpdt.image != RT_NULL)
		{
			bmpdt.showimg = bmpdt.image;
			bmpdt.scale = 1.0;
			bmpdt.angle = 0.0;
			rtgui_widget_update(RTGUI_WIDGET(bmpdt.showbox));
		}
	}
	else
		rt_kprintf("Bad filename!");
}
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);
}
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;
		rtgui_image_t *image;

		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);
		rtgui_dc_draw_hline(dc, rect.x1, rect.x2, rect.y2 - 1);

		/* draw RT-Thread logo */
		image = rtgui_image_create_from_file("hdc",
			"/resource/RTT.hdc", RT_FALSE);
		if (image != RT_NULL)
		{
			rtgui_image_blit(image, dc, &rect);
			rtgui_image_destroy(image);
			
			image = RT_NULL;
		}

        if (network_image != RT_NULL)
        {
            rect.x1 = rect.x2 - (network_image->w + 2);
            rtgui_image_blit(network_image, dc, &rect);
        }

		rtgui_dc_end_drawing(dc);

		return RT_FALSE;
	}
	else if (event->type == RTGUI_EVENT_MOUSE_BUTTON)
	{
		struct rtgui_rect rect;
		struct rtgui_event_mouse* emouse; 

		emouse = (struct rtgui_event_mouse*) event;
		rtgui_widget_get_rect(widget, &rect);

		rect.y2 = rect.y1 + 100;
		if (emouse->button & (RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_UP) &&
			(rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK))
		{
			/* enter function view */
			player_notfiy_functionview();
		}
	}

	return rtgui_view_event_handler(widget, event);
}
/* 打开按钮的回调函数 */
static void open_btn_onbutton(rtgui_widget_t* widget, struct rtgui_event* event)
{
	rtgui_filelist_view_t *view;
	rtgui_workbench_t *workbench;
	rtgui_rect_t rect;

	/* 获得顶层的workbench */
	workbench = RTGUI_WORKBENCH(rtgui_widget_get_toplevel(widget));
	rtgui_widget_get_rect(RTGUI_WIDGET(workbench), &rect);

	/* WIN32平台上和真实设备上的初始路径处理 */
#ifdef _WIN32
	view = rtgui_filelist_view_create(workbench, "d:\\", "*.*", &rect);
#else
	view = rtgui_filelist_view_create(workbench, "/", "*.*", &rect);
#endif
	/* 模态显示一个文件列表视图,以提供给用户选择图像文件 */
	if (rtgui_view_show(RTGUI_VIEW(view), RT_TRUE) == RTGUI_MODAL_OK)
	{
		char path[32], image_type[8];

		/* 设置文件路径的标签 */
		rtgui_filelist_view_get_fullpath(view, path, sizeof(path));
		if (image != RT_NULL) 
		{
			rtgui_image_destroy(image);
			image = RT_NULL;
		}

		rt_memset(image_type, 0, sizeof(image_type));

		/* 获得图像的类型 */
		if (rt_strstr(path, ".bmp") != RT_NULL ||
			rt_strstr(path, ".BMP") != RT_NULL)
			strcat(image_type, "bmp");
		if (rt_strstr(path, ".png") != RT_NULL ||
			rt_strstr(path, ".PNG") != RT_NULL)
			strcat(image_type, "png");
		if (rt_strstr(path, ".jpg") != RT_NULL ||
			rt_strstr(path, ".JPG") != RT_NULL)
			strcat(image_type, "jpeg");
		if (rt_strstr(path, ".hdc") != RT_NULL ||
			rt_strstr(path, ".HDC") != RT_NULL)
			strcat(image_type, "hdc");

		/* 如果图像文件有效,创建相应的rtgui_image对象 */
		if (image_type[0] != '\0')
			image = rtgui_image_create_from_file(image_type, path, RT_TRUE);
	}

	/* 删除 文件列表 视图 */
	rtgui_view_destroy(RTGUI_VIEW(view));
	rtgui_view_show(_view, RT_FALSE);
}
static rt_bool_t picture_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;
		struct rtgui_image* image;
		char fn[32];

		dc = rtgui_dc_begin_drawing(widget);
		if (dc == RT_NULL) return RT_FALSE;
		rtgui_widget_get_rect(widget, &rect);

		/* open image */
		rt_snprintf(fn, sizeof(fn), "%s/%s", PICTURE_DIR, current_fn);
		image = rtgui_image_create_from_file("hdc",
			fn, RT_FALSE);
		if (image != RT_NULL)
		{
			/* blit image */
			rtgui_image_blit(image, dc, &rect);
			/* destroy image */
			rtgui_image_destroy(image);
		}
		else
		{
			rtgui_dc_fill_rect(dc, &rect);
			rtgui_dc_draw_text(dc, "没有文件被打开", &rect);
		}
		rtgui_dc_end_drawing(dc);

		return RT_FALSE;
	}
	else if (event->type == RTGUI_EVENT_KBD)
	{
		struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
		if (ekbd->type == RTGUI_KEYDOWN)
		{
			switch (ekbd->key)
			{
			case RTGUIK_RIGHT:
				if (view_mode == VIEW_DIR_MODE) picture_show_next();
				else if (view_mode == VIEW_FN_LIST_MODE)
				{
					picture_fn_list_current ++;
					if (picture_fn_list_current == picture_fn_list_size)
					{
						picture_fn_list_current = 0;
					}
					strcpy(current_fn, picture_fn_list[picture_fn_list_current]);
					rtgui_widget_update(RTGUI_WIDGET(picture_view));
				}
				break;
			case RTGUIK_LEFT:
				if (view_mode == VIEW_DIR_MODE) picture_show_prev();
				else if (view_mode == VIEW_FN_LIST_MODE)
				{
					if (picture_fn_list_current == 0)
					{
						picture_fn_list_current = picture_fn_list_size - 1;
					}
					else picture_fn_list_current --;

					strcpy(current_fn, picture_fn_list[picture_fn_list_current]);
					rtgui_widget_update(RTGUI_WIDGET(picture_view));
				}
				break;
			case RTGUIK_RETURN:
			{
				rtgui_view_t* view;

				view = RTGUI_VIEW(widget);

				/* close this view */
				current_fn[0] = '\0';

				/* end of modal */
			    rtgui_view_end_modal(view, RTGUI_MODAL_OK);
			    picture_view = RT_NULL;
			}
				break;
			}
		}
		return RT_FALSE;
	}

	return rtgui_view_event_handler(widget, event);
}
Beispiel #7
0
static rt_bool_t home_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;
        rtgui_image_t *background;

		/* draw child */
		rtgui_view_event_handler(widget, event);

        dc = rtgui_dc_begin_drawing(widget);
        if (dc == RT_NULL) return RT_FALSE;
        rtgui_widget_get_rect(widget, &rect);

        /* draw background */
        background = rtgui_image_create_from_file("hdc", "/resource/bg.hdc", RT_FALSE);
        if (background != RT_NULL)
        {
            rtgui_image_blit(background, dc, &rect);
            rtgui_image_destroy(background);
        }
        else
        {
            rtgui_dc_fill_rect(dc, &rect);
        }

        /* draw playing information */
		player_update_tag_info();

        rtgui_dc_end_drawing(dc);

        return RT_FALSE;
    }
    else if (event->type == RTGUI_EVENT_KBD)
    {
        struct rtgui_event_kbd* ekbd = (struct rtgui_event_kbd*)event;
        if (ekbd->type == RTGUI_KEYDOWN)
        {
        	if ((ekbd->key == RTGUIK_LEFT) || (ekbd->key == RTGUIK_RIGHT))
        	{
        		if (player_mode == PLAYER_STOP)
        		{
                    rtgui_view_show(RTGUI_VIEW(function_view), RT_FALSE);
        		}
        		else
        		{
        			rt_device_t dev = rt_device_find("snd");
        			if (ekbd->key == RTGUIK_LEFT && radio_setup.default_volume > 0)
        			{
        				radio_setup.default_volume--;
        				rt_device_control(dev, CODEC_CMD_VOLUME, &radio_setup.default_volume);
        			}
        			else if (ekbd->key == RTGUIK_RIGHT && radio_setup.default_volume < CODEC_VOLUME_MAX)
        			{
        				radio_setup.default_volume++;
        				rt_device_control(dev, CODEC_CMD_VOLUME, &radio_setup.default_volume);
        			}
        		}
        	}
			else
			{
				return RTGUI_WIDGET(music_listbox)->event_handler(RTGUI_WIDGET(music_listbox), event);
			}
        }
        return RT_FALSE;
    }
	else if (event->type == RTGUI_EVENT_MOUSE_BUTTON)
	{
		struct rtgui_event_mouse* emouse;

		emouse = (struct rtgui_event_mouse*)event;
		if (emouse->button & RTGUI_MOUSE_BUTTON_UP)
		{
			if (rtgui_rect_contains_point(&next_btn_rect, emouse->x, emouse->y) == RT_EOK)
				player_onbutton(NEXT_BUTTON);
			else if (rtgui_rect_contains_point(&prev_btn_rect, emouse->x, emouse->y) == RT_EOK)
				player_onbutton(PREV_BUTTON);
			else if (rtgui_rect_contains_point(&playing_btn_rect, emouse->x, emouse->y) == RT_EOK)
				player_onbutton(PLAYING_BUTTON);
		}
	}
    else if (event->type == RTGUI_EVENT_COMMAND)
    {
        struct rtgui_event_command* ecmd = (struct rtgui_event_command*)event;

        switch (ecmd->command_id)
        {
        case PLAYER_REQUEST_PLAY_SINGLE_FILE:
        case PLAYER_REQUEST_PLAY_LIST:
            rtgui_timer_start(info_timer);
			return RT_TRUE;

        case PLAYER_REQUEST_STOP:
        {
			struct play_item *item = RT_NULL;

			/* if it's radio mode, set next mode to stop */
			if (player_mode == PLAYER_PLAY_RADIO)
				next_step = PLAYER_STEP_STOP;

			/* set player mode */
			player_mode = PLAYER_STOP;

			switch (next_step)
			{
			case PLAYER_STEP_NEXT:
				/* play next */
				item = play_list_next(play_list_get_mode());
				break;
			case PLAYER_STEP_PREV:
				/* play prev */
				item = play_list_prev(play_list_get_mode());
				break;
			case PLAYER_STEP_SEEK:
				/* play current item */
				item = play_list_current();
			}

			if (item != RT_NULL)
				player_play_item(item);
			else
			{
				player_mode = PLAYER_STOP;
				rtgui_timer_stop(info_timer);
			}

			/* update tag information */
			player_update_tag_info();
        }
		return RT_TRUE;

        case PLAYER_REQUEST_FREEZE:
        {
            /* stop play */
            if (player_is_playing() == RT_TRUE)
            {
                player_stop();
            }

            /* delay some tick */
            rt_thread_delay(50);

            /* show a modal view */
            {
                rtgui_view_t *view;
                rtgui_label_t *label;
                rtgui_rect_t rect = {0, 0, 150, 150}, container_rect;

                rtgui_graphic_driver_get_default_rect(&container_rect);
                /* set centre */
                rtgui_rect_moveto_align(&container_rect, &rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
                view = rtgui_view_create("USB");
                rtgui_workbench_add_view(workbench, view);

                /* set container to window rect */
                container_rect = rect;

                rect.x1 = 0;
                rect.y1 = 0;
                rect.x2 = 120;
                rect.y2 = 20;
                label = rtgui_label_create("USB 联机中...");
                rtgui_rect_moveto_align(&container_rect, &rect, RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL);
                rtgui_widget_set_rect(RTGUI_WIDGET(label), &rect);
                rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(label));

                rtgui_view_show(view, RT_TRUE);
                /* never reach hear */
            }
        }

		case PLAYER_REQUEST_UPDATE_INFO:
			/* update status information */
			player_update_tag_info();
			return RT_TRUE;

        default:
            break;
        }

        return RT_FALSE;
    }

    return rtgui_view_event_handler(widget, event);
}