Using and creating custom backgrounds 运用和树立自定义背景
When creating custom backgrounds and banners, use a screen shot from the simulator as a guide to where things will appear.
当背景和风俗创造横幅、用镜头从屏幕模拟器为指导那里的东西就会出现。
Custom Backgrounds - Pick a flat, striped or checkered background (or even a custom image) to be drawn beneath the canvas.
自定义背景-选择下方的画布上绘制一个平面，条纹或方格背景(甚至是自定义图像)。
In the case above, every dialog box that wanted controls with custom backgrounds would have to handle the control color notification message.
在上述的情况下，每个需要自定义背景控件的对话框都不得不处理控件颜色通知消息。
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