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Xamarin / Guides / Read only mode (Android)
You can set user permissions to prevent the document from being edited with the use of tools.
Actions such as annotation creation, editing, form filling, signing, and link following etc. are enabled by default. It is possible to selectively enable parts of such functionality as well as completely disable all interactive features.
To disable PDF editing, such as adding annotations, filling form fields or signing, use
toolManager.ReadOnly = true;
toolManager is the instance of
To disable all user interaction on
PDFViewCtrl, such as selecting text, selecting annotations, do not associate a
ToolManager with a
PDFViewCtrl. For example, do not use
ToolManagerBuilder to create a
To hide all UI widgets that are associated with creation and editing of a particular annotation type, see: Disable annotation creation and editing .
To disable functionality that is not directly tied to annotations, see: Disable functionality .
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