API:Vcl.ImgList.TCustomImageList.BeginUpdate
Delphi
procedure BeginUpdate;
C++
HIDESBASE void __fastcall BeginUpdate(void);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
procedure function |
public | Vcl.ImgList.pas Vcl.ImgList.hpp |
Vcl.ImgList | TCustomImageList |
Description
When BeginUpdate is called for the first time, it sets the csUpdating state to the current list object to prevent multiple calls to DoChange.
Vcl.ImgList.TCustomImageList.BeginUpdate inherits from System.ImageList.TBaseImageList.BeginUpdate. All content below this line refers to System.ImageList.TBaseImageList.BeginUpdate.
When BeginUpdate is called for the first time, it sets the csUpdating state to the current list object to prevent multiple calls to DoChange.
Each call to BeginUpdate increments by one the internal counter of started and not accomplished updates of the current image list object.