Foxit PDF SDK
FSDK.PSICallback Class Reference

Public Member Functions

 Refresh (psi, rect)
 A callback function used to refresh a specified region for PSI. More...
 
 Release ()
 A callback function used to release current callback object itself. More...
 

Detailed Description

This class represents a callback object for refreshing a region for PSI. All the pure virtual functions in this class are used as callback functions and should be implemented by user. An implemented FSDK.PSICallback object can be set to a PSI object by function FSDK.PSI.SetCallback.

Member Function Documentation

◆ Refresh()

FSDK.PSICallback.Refresh ( psi  ,
rect   
)

A callback function used to refresh a specified region for PSI.

Parameters
[in]psiA PSI object.
[in]rectRectangle of the refresh region.
Returns
None.

◆ Release()

FSDK.PSICallback.Release ( )

A callback function used to release current callback object itself.

Returns
None.