API:Vcl.Samples.DirOutln.TDirectoryOutline.OnExpand
Delphi
property OnExpand: EOutlineChange read FOnExpand write FOnExpand;
C++
__property OnExpand;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| event | published | Vcl.Samples.DirOutln.pas Vcl.Samples.DirOutln.hpp |
Vcl.Samples.DirOutln | TDirectoryOutline |
Description
Occurs immediately after a node in the outline is expanded. {{#multireplace:Vcl.Samples.DirOutln.TDirectoryOutline.OnExpand|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}} inherits from {{#multireplace:Vcl.Outline.TCustomOutline.OnExpand|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}}. All content below this line refers to {{#multireplace:Vcl.Outline.TCustomOutline.OnExpand|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}}.
Occurs immediately after a node in the outline is expanded.
Write an OnExpand event handler to perform special processing when a node in the outline is expanded. The event handler identifies the node that was just expanded.