OnBeforeSnapshot
Viewer interaction, rendering and printing
Description
Fires before a snapshot drag is captured, with Region holding the dragged client rectangle in pixels
Setting Handled to True in the handler cancels the default capture, so no bitmap is placed on the clipboard and OnSnapshot does not fire
Syntax
Delphi
Property OnBeforeSnapshot: TPDFlibViewerBeforeSnapshot Read FOnBeforeSnapshot Write FOnBeforeSnapshot;See also
OnSnapshot, SnapshotToClipboard, SaveCurrentViewToFile, ViewerMode, TPDFlibViewer