Specifies the source device context.
指定源设备顶下文。
Releases the handle to the device context.
释放设备上下文的句柄。
These are all attributes that are part of the device context.
这些都是作为关联设备一部分的属性。
Now let's create a memory device context and select a new bitmap.
现在，让我们创建一个内存设备上下文，然后选择一个新的位图。
Do not delete a brush that is currently selected in a device context.
不要删除当前选进关联设备的画刷。
The line width and this line style are not attributes of the device context.
线宽和线的风格不是关联设备的属性。
You should always restore the object that you replaced in the device context.
你只要在设备环境中替换了某一对象，你都应该恢复它。
Later on, you deselect the pen object from the device context and destroy the object.
稍后，你从关联设备取消画笔对象并销毁该对象。
This structure maintains the context of the character device.
这个结构保存着字符设备的上下文。
This structure maintains the context of the character device.
这个结构保存着字符设备的上下文。
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