diff --git a/examples/gui/demo_view.c b/examples/gui/demo_view.c
index 5a553afba3..17cdaa0bd6 100644
--- a/examples/gui/demo_view.c
+++ b/examples/gui/demo_view.c
@@ -56,6 +56,7 @@ rtgui_view_t* demo_view(rtgui_workbench_t* workbench, const char* title)
 
 		/* 获得视图的位置信息(在加入到workbench中时，workbench会自动调整视图的大小) */
 		rtgui_widget_get_rect(RTGUI_WIDGET(view), &rect);
+		rtgui_widget_rect_to_device(RTGUI_WIDGET(view), &rect);
 		rect.x1 += 5;
 		rect.y1 += 5;
 		rect.x2 -= 5;
@@ -79,13 +80,14 @@ rtgui_view_t* demo_view(rtgui_workbench_t* workbench, const char* title)
 
 		/* 获得视图的位置信息 */
 		rtgui_widget_get_rect(RTGUI_WIDGET(view), &rect);
+		rtgui_widget_rect_to_device(RTGUI_WIDGET(view), &rect);
 		rect.x2 -= 5;
 		rect.y2 -= 5;
-		rect.x1 = rect.x2 - 50;
-		rect.y1 = rect.y2 - 20;
+		rect.x1 = rect.x2 - 100;
+		rect.y1 = rect.y2 - 25;
 
 		/* 创建"下一个"按钮 */
-		next_btn = rtgui_button_create("Next");
+		next_btn = rtgui_button_create("下一个");
 		/* 设置onbutton动作到demo_view_next函数 */
 		rtgui_button_set_onbutton(next_btn, demo_view_next);
 		/* 设置按钮的位置信息 */
@@ -95,13 +97,14 @@ rtgui_view_t* demo_view(rtgui_workbench_t* workbench, const char* title)
 
 		/* 获得视图的位置信息 */
 		rtgui_widget_get_rect(RTGUI_WIDGET(view), &rect);
+		rtgui_widget_rect_to_device(RTGUI_WIDGET(view), &rect);
 		rect.x1 += 5;
 		rect.y2 -= 5;
-		rect.x2 = rect.x1 + 50;
-		rect.y1 = rect.y2 - 20;
+		rect.x2 = rect.x1 + 100;
+		rect.y1 = rect.y2 - 25;
 
 		/* 创建"上一个"按钮 */
-		prev_btn = rtgui_button_create("Prev");
+		prev_btn = rtgui_button_create("上一个");
 		/* 设置onbutton动作到demo_view_prev函数 */
 		rtgui_button_set_onbutton(prev_btn, demo_view_prev);
 		/* 设置按钮的位置信息 */
@@ -121,9 +124,21 @@ void demo_view_get_rect(rtgui_view_t* view, rtgui_rect_t *rect)
 	RT_ASSERT(rect != RT_NULL);
 
 	rtgui_widget_get_rect(RTGUI_WIDGET(view), rect);
+	rtgui_widget_rect_to_device(RTGUI_WIDGET(view), rect);
 	/* 去除演示标题和下方按钮的区域 */
 	rect->y1 += 45;
-	rect->y2 -= 25;
+	rect->y2 -= 35;
+}
+
+void demo_view_get_logic_rect(rtgui_view_t* view, rtgui_rect_t *rect)
+{
+	RT_ASSERT(view != RT_NULL);
+	RT_ASSERT(rect != RT_NULL);
+
+	rtgui_widget_get_rect(RTGUI_WIDGET(view), rect);
+	/* 去除演示标题和下方按钮的区域 */
+	rect->y1 += 45;
+	rect->y2 -= 35;
 }
 
 /* 当是标准版本时，这个函数用于返回自动布局引擎box控件 */
diff --git a/examples/gui/demo_view.h b/examples/gui/demo_view.h
index 98a9ff9887..e1c7729275 100644
--- a/examples/gui/demo_view.h
+++ b/examples/gui/demo_view.h
@@ -27,6 +27,7 @@
 rtgui_view_t* demo_view(rtgui_workbench_t* workbench, const char* title);
 /* 获得演示视图提供给演示控件用的区域信息 */
 void demo_view_get_rect(rtgui_view_t* view, rtgui_rect_t *rect);
+void demo_view_get_logic_rect(rtgui_view_t* view, rtgui_rect_t *rect);
 void demo_view_show(void);
 
 /* 如果是标准版，可以调用这个函数获得一个自动布局引擎 */
diff --git a/examples/gui/demo_view_benchmark.c b/examples/gui/demo_view_benchmark.c
index 5011eb674c..89e9ffbf26 100644
--- a/examples/gui/demo_view_benchmark.c
+++ b/examples/gui/demo_view_benchmark.c
@@ -21,7 +21,7 @@ void _onidle(rtgui_widget_t* widget, rtgui_event_t *event)
 	dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(view));
 	if (dc == RT_NULL) return ;
 
-	demo_view_get_rect(RTGUI_VIEW(view), &rect);
+	demo_view_get_logic_rect(RTGUI_VIEW(view), &rect);
 	draw_rect.x1 = RAND(rect.x1, rect.x2);
 	draw_rect.y1 = RAND(rect.y1, rect.y2);
 	draw_rect.x2 = RAND(draw_rect.x1, rect.x2);
@@ -50,7 +50,7 @@ void _draw_default(rtgui_widget_t* widget, rtgui_event_t* event)
 		return ;
 
 	/* ���demo view������ͼ������ */
-	demo_view_get_rect(RTGUI_VIEW(widget), &rect);
+	demo_view_get_logic_rect(RTGUI_VIEW(widget), &rect);
 
 	/* �������� */
 	RTGUI_WIDGET_BACKGROUND(widget) = default_background;
diff --git a/examples/gui/demo_view_buffer_animation.c b/examples/gui/demo_view_buffer_animation.c
index 2e8cc5ce3a..cadc2430e7 100644
--- a/examples/gui/demo_view_buffer_animation.c
+++ b/examples/gui/demo_view_buffer_animation.c
@@ -28,7 +28,7 @@ static void timeout(struct rtgui_timer* timer, void* parameter)
 		return ;
 
 	/* ���demo view������ͼ��������Ҫ�����жϱ߽� */
-	demo_view_get_rect(RTGUI_VIEW(widget), &rect);
+	demo_view_get_logic_rect(RTGUI_VIEW(widget), &rect);
 	rect.y2 -= 5;
 
 	/* �ж��Ƿ��ǵ�һ�λ�ͼ */
@@ -72,7 +72,7 @@ static rt_bool_t animation_event_handler(rtgui_widget_t* widget, rtgui_event_t *
 			return RT_FALSE;
 
         /* ���demo view������ͼ������ */
-        demo_view_get_rect(RTGUI_VIEW(widget), &rect);
+        demo_view_get_logic_rect(RTGUI_VIEW(widget), &rect);
 
 		/* ��ͼ */
 		rect = text_rect;
diff --git a/examples/gui/demo_view_dc.c b/examples/gui/demo_view_dc.c
index c2b50182ee..bbe81805a6 100644
--- a/examples/gui/demo_view_dc.c
+++ b/examples/gui/demo_view_dc.c
@@ -46,7 +46,7 @@ rt_bool_t dc_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
 			return RT_FALSE;
 
 		/* ���demo view������ͼ������ */
-		demo_view_get_rect(RTGUI_VIEW(widget), &rect);
+		demo_view_get_logic_rect(RTGUI_VIEW(widget), &rect);
 
 		RTGUI_DC_TEXTALIGN(dc) = RTGUI_ALIGN_BOTTOM | RTGUI_ALIGN_CENTER_HORIZONTAL;
 		/* ��ʾGUI�İ汾��Ϣ */
@@ -73,7 +73,7 @@ rt_bool_t dc_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
 		/* ���һ��Բ�� */
 		RTGUI_DC_FC(dc) = green;
 		rtgui_dc_fill_circle(dc, rect.x1 + 30, rect.y1 + 10, 10);
-		
+#if 0
 		/* ��һ��Բ�Ǿ��� */
 		rect.x1 = 150;
 		rect.y1 = 180;
@@ -101,6 +101,9 @@ rt_bool_t dc_event_handler(rtgui_widget_t* widget, rtgui_event_t *event)
 		RTGUI_DC_FC(dc) = blue;
 		rtgui_dc_draw_polygon(dc, vx, vy, 6);
 
+#endif
+		RTGUI_DC_FC(dc) = blue;
+
 		/* ���Ʋ�ͬ�ı߿� */
 		{
 			rtgui_rect_t rect = {0, 0, 16, 16};
diff --git a/examples/gui/demo_view_dc_buffer.c b/examples/gui/demo_view_dc_buffer.c
index 1b459b220a..d3fc4f08fe 100644
--- a/examples/gui/demo_view_dc_buffer.c
+++ b/examples/gui/demo_view_dc_buffer.c
@@ -38,7 +38,7 @@ static rt_bool_t dc_buffer_event_handler(rtgui_widget_t* widget, rtgui_event_t *
 			return RT_FALSE;
 
 		/* ���demo view������ͼ������ */
-		demo_view_get_rect(RTGUI_VIEW(widget), &rect);
+		demo_view_get_logic_rect(RTGUI_VIEW(widget), &rect);
 
 		rect.x1 += 10;
 		rect.y1 += 10;
diff --git a/examples/gui/demo_view_progressbar.c b/examples/gui/demo_view_progressbar.c
index 3f6b6170bd..620668d7d3 100644
--- a/examples/gui/demo_view_progressbar.c
+++ b/examples/gui/demo_view_progressbar.c
@@ -29,7 +29,7 @@ rtgui_view_t *demo_view_progressbar(rtgui_workbench_t* workbench)
 	
 	/* get demo view rect */
 	demo_view_get_rect(view, &rect);
-	label = rtgui_label_create("horizontal progress bar:");
+	label = rtgui_label_create("ˮƽ������:");
 	rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(label));
 	rect.x1 += 5; rect.x2 -= 5;
 	rect.y1 += 5; rect.y2 = rect.y1 + 18;
@@ -40,7 +40,7 @@ rtgui_view_t *demo_view_progressbar(rtgui_workbench_t* workbench)
 
 	/* get demo view rect */
 	demo_view_get_rect(view, &rect);
-	label = rtgui_label_create("vertical progress bar:");
+	label = rtgui_label_create("��ֱ������:");
 	rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(label));
 	rect.x1 += 5; rect.x2 -= 5;
 	rect.y1 += 45; rect.y2 = rect.y1 + 18;
diff --git a/examples/gui/demo_workbench.c b/examples/gui/demo_workbench.c
index 30db0ef292..f0718481a9 100644
--- a/examples/gui/demo_workbench.c
+++ b/examples/gui/demo_workbench.c
@@ -52,7 +52,7 @@ static void workbench_entry(void* parameter)
 
 	/* 初始化各个例子的视图 */
 #if RT_VERSION == 4
-	// demo_view_benchmark(workbench);
+	demo_view_benchmark(workbench);
 #endif
 
 	demo_view_dc(workbench);
@@ -68,7 +68,7 @@ static void workbench_entry(void* parameter)
 	demo_view_animation(workbench);
 #ifndef RTGUI_USING_SMALL_SIZE
 	demo_view_buffer_animation(workbench);
-	demo_view_instrument_panel(workbench);
+	// demo_view_instrument_panel(workbench);
 #endif
 	demo_view_window(workbench);
 	demo_view_label(workbench);