[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'Grids' (#lcl)

GetWorkingCanvas

Ensures that a valid handle for a device context exists for the canvas.

Declaration

Source position: grids.pas line 1968

function GetWorkingCanvas(

  const Canvas: TCanvas

):TCanvas;

Arguments

Canvas

  

Canvas examined in the routine.

Function result

The canvas instance with a valid handle.

Version 3.2 Generated 2024-02-25 Home