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Cursor Modes

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The PDF Viewer control supports the following cursor modes: Hand tool, Select tool, Marquee zoom, Text Highlight tool, Text Underline tool, Text Strikethrough tool, and Custom.

Use the PdfViewer.CursorMode property to change a cursor.

The end-user can switch between Hand tool, Select tool, and Marquee Zoom modes via the context menu, which is invoked by right-clicking anywhere within the PDF Viewer viewing area.


The Text Highlight tool, Text Underline tool, and Text Strikethrough tool become available if you click the corresponding tool button (for example, Highlight).


The cursor modes are described in details below.

Hand Tool

previewButtonHand The Hand tool is used for navigation. The end-user can browse the document by moving the mouse while pressing the left button.

Do one of the following to activate the Hand tool:

Then, after you click the document’s page, the mouse pointer is changed from ZoomingChart5 to ZoomingChart6. Drag the mouse pointer to scroll the document.

Marquee Zoom Tool

PDF_Marquee The Marquee Zoom tool is used to change the zoom level and view a particular part of the page.

The end-user can perform the following actions:

  • Increase the zoom level by clicking;
  • Decrease the zoom level by clicking while pressing the Ctrl key;
  • Zoom in on a portion of a page by dragging a rectangle around it.

For more information about the Marquee Zoom tool, see the Adjust the Document View topic.

Select Tool

select-cursor The Select tool is used to select text and images in a document to copy. You can also navigate through a document.

Do one of the following to activate the Select tool:

Text Markup Tools

To highlight, underline or strikethrough text, use the text highlight tool, text underline tool and text strikethrough tool, correspondingly. See the Text Markup Annotations topic to learn more.


The PDF Viewer does not handle mouse and keyboard events in this mode (PdfViewer.CursorMode is set to PdfCursorMode.Custom). You can handle these events to create your custom interaction tool.