enableSelect

Enable or disable selection.
[read/write property] enableSelect([out, retval] VARIANT_BOOL *on) enableSelect([in] VARIANT_BOOL on)
This property enables (if set to true) or disables (if set to false) selection.

If enabled, the viewer will allow the user to select rectangular regions of text when the user drags with the left mouse button. If disabled, dragging with the left mouse button is ignored. The default is enabled.

VB6:
viewer.enableSelect = False
setBlockSelectMode
setLinearSelectMode
setSelectionColor