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FMX.Controls.TOnPaintEvent

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C++

typedef void __fastcall (__closure *TOnPaintEvent)(System::TObject* Sender, Fmx::Graphics::TCanvas* Canvas, const System::Types::TRectF &ARect);

Properties

Type Visibility Source Unit Parent
typedef public FMX.Controls.hpp FMX.Controls FMX.Controls

Description

Procedural type that is used for all OnPaint and OnPainting event types.

A TOnPaintEvent event handler must be called with the following parameters:

  • Sender--a pointer to the object that called this function.
  • Canvas--the drawing surface.
  • ARect--the local rectangle for painting the control.

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