更改 WPF DocumentViewer 查看模式
您好，我遇到了一个问题，当我添加 
但是我如何以编程方式执行此操作？ 我找不到任何可以执行此操作的属性，MSDN 和 Google 也没有提及此功能。 然后我发现 FlowDocumentReader 控件具有 ViewingMode 属性，但它无法显示 XPS 文档。我不敢相信这是不可能做到的，我的意思是该功能默认可用，我只想以编程方式更改它......
Hello I've got the problem that when I just add a <DocumentViewer x:Name="docViewer" /> I get a toolbar what allow me to change the viewing mode of the XPS document like here:
But how can I do this programmatically?
I cant find any property that do this and the MSDN and Google say nothing about this feature.
Then I found the FlowDocumentReader control what have a ViewingMode property, however it can't display a XPS document. I can't believe that it is not possible to do this, I mean that function is available by default, I just want to change it programmatically...
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DocumentViewer 没有公开任何属性来更改 ViewMode。但如果您想以编程方式更改 ViewMode，则可以执行 DocumentViewer 公开的命令，如下所示 -
您可以将这些命令绑定到自定义按钮，或者以编程方式更改 ViewMode。假设您有一个名为
documentViewer的DocumentViewer，您可以像这样在此实例上调用这些方法 -DocuementViewer didn't exposed any property to change the ViewMode. But in case you want to change the ViewMode programmatically, you can execute the commands exposed by DocumentViewer which are as -
You can bind these commands to your custom button or programmatically you can change the ViewMode. Suppose you have a
DocuementViewernameddocumentViewer, you can call these methods on this instance like this -