[请教]使用image做为button出错的问题？

发布于 2013-03-10 16:15:47 浏览：4125 订阅该版

```
void app2_entry(void* parameter)
{
	struct rtgui_app* application;
	struct rtgui_win* win;
	
	struct rtgui_button *button1,*button2,*button3;
	struct rtgui_rect rect;
/*	rtgui_radiobox_t *radiobox;
	/* 用于显示垂直方向的radio文本项数组 */
/*	static char *radio_item_v[5] =
	{
	"one",
	"two",
	"three",
	"item 1",
	"item 2"
	};*/
	rtgui_image_t *img;

application = rtgui_app_create("ExApp2");
	if (application != RT_NULL)
	{
		rtgui_rect_t rect = {50, 50, 300, 230};
		win = rtgui_win_create(RT_NULL, "Window #2", &rect,
                RTGUI_WIN_STYLE_DEFAULT | RTGUI_WIN_STYLE_DESTROY_ON_CLOSE);
		
		button1 = rtgui_button_create("key1");
		button2 = rtgui_button_create("key2");
		button3 = rtgui_button_create("key3");
		img = rtgui_image_create("/aa/btndemo.bmp",RT_TRUE);		rect.x1 = 52;rect.y1=150;
		rect.x2 = 117;rect.y2 = 220;
		RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(button1)) = black;
		RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(button1)) = light_grey;
		rtgui_widget_set_rect(RTGUI_WIDGET(button1),&rect);

rtgui_button_set_onbutton(button1,button1_deal);
		rect.x1 = 118;rect.y1=200;
		rect.x2 = 120;rect.y2 = 220;
		RTGUI_WIDGET_FOREGROUND(RTGUI_WIDGET(button2)) = black;
		RTGUI_WIDGET_BACKGROUND(RTGUI_WIDGET(button2)) = white;
		rtgui_widget_set_rect(RTGUI_WIDGET(button2),&rect);
		rtgui_button_set_unpressed_image(button1,img);
		
		rect.x1 = 128;rect.y1=200;
		rect.x2 = 148;rect.y2 = 220;
		RTGUI_WIDGET_FOREGROUND(button3) = white;
		RTGUI_WIDGET_BACKGROUND(button3) = blue;
		rtgui_widget_set_rect(RTGUI_WIDGET(button3),&rect);

/* 创建一个垂直方向显示的radiobox控件，文本项是radio_item_v数组，共5个项 */
//		radiobox = rtgui_radiobox_create("Radio Box", RTGUI_VERTICAL, radio_item_v, 5);
		/* 设置当前选择的数组是第0项 */
/*		rtgui_radiobox_set_selection(radiobox, 0);

rect.x1 = 50;rect.y1=80;
		rect.x2 = 200;rect.y2 = 220;
		RTGUI_WIDGET_FOREGROUND(button3) = white;
		RTGUI_WIDGET_BACKGROUND(button3) = blue;
		rtgui_widget_set_rect(RTGUI_WIDGET(radiobox),&rect);*/
		
		/* 添加radiobox控件到视图中 */
	//	rtgui_container_add_child(RTGUI_CONTAINER(win), RTGUI_WIDGET(radiobox));

rtgui_container_add_child(RTGUI_CONTAINER(win),RTGUI_WIDGET(button1));
		rtgui_container_add_child(RTGUI_CONTAINER(win),RTGUI_WIDGET(button2));
		rtgui_container_add_child(RTGUI_CONTAINER(win),RTGUI_WIDGET(button3));

rtgui_win_show(win, RT_TRUE);
	//	rtgui_app_run(application);
		rtgui_app_destroy(application);
	}
}

void app_init(void)
{
	rt_thread_t tid;

tid = rt_thread_create("app1", app1_entry, RT_NULL, 2048, 20, 20);
	if (tid != RT_NULL)
		rt_thread_startup(tid);

tid = rt_thread_create("app2", app2_entry, RT_NULL, 7*1024, 26, 20);
	if (tid != RT_NULL)
		rt_thread_startup(tid);
}

```

img = rtgui_image_create("/aa/btndemo.bmp",RT_TRUE);使用时出错
打印信息
```RTGUI: create server: 20006430finsh>>BMP err: no mem
((((rt_uint32_t)rmem) & (RT_ALIGN_SIZE-1)) == 0) assert failed at rt_free:502 ```
请问什么问题？
![1jpg.jpg](https://oss-club.rt-thread.org/uploads/3230_32959660e4a2359dadadea1ba207d38f.jpg)

13 个回答

prife 2013-03-10

这家伙很懒，什么也没写！

王周旺 2013-03-10

这家伙很懒，什么也没写！

rdghx 2013-03-11

这家伙很懒，什么也没写！

王周旺 2013-03-13

这家伙很懒，什么也没写！

王周旺 2013-03-14

这家伙很懒，什么也没写！

```

void app2_entry(void* parameter)
{
	struct rtgui_app* application;
	struct rtgui_win* win;
	
	struct rtgui_button *button1;//*button2,*button3;
	struct rtgui_rect rect;
	rtgui_image_t *imge1;

application = rtgui_app_create("ExApp2");
	if (application != RT_NULL)
	{
		rtgui_rect_t rect = {0, 20, 319, 239};
		win = rtgui_win_create(RT_NULL, "Window #2", &rect,
                RTGUI_WIN_STYLE_DEFAULT | RTGUI_WIN_STYLE_DESTROY_ON_CLOSE);
		imge1 = rtgui_image_create_from_file("bmp","/aa/img1.bmp",RT_TRUE);
		if(imge1 == RT_NULL)
		{
			rt_kprintf("cuo wu 
");
		}
		button1 = rtgui_button_create("key1");
		
		rect.x1 = 200;rect.y1=100;
		rect.x2 = 265;rect.y2 = 165;

rtgui_widget_set_rect(RTGUI_WIDGET(button1),&rect);
		rtgui_button_set_unpressed_image(button1,imge1);
		rtgui_image_get_rect(imge1,&rect);
		rt_kprintf("
x1 y1 %d %d
x2 y2 %d %d
",rect.x1,rect.y1,rect.x2,rect.y2);
	
		rtgui_container_add_child(RTGUI_CONTAINER(win),RTGUI_WIDGET(button1));

rtgui_win_show(win, RT_TRUE);
//		rtgui_app_run(application);
		rtgui_app_destroy(application);
	}
}

```

这个代码有错吗？图片就是显示不出来打印信息是98%
谁能帮帮我啊！