TJamShellTree.IsMovePossible Method

Checks if move is possible.

Syntax

Pascal

function IsMovePossible(Delta: Integer): Boolean;

This method checks if moving back or forward is possible. Set delta to the same value as the delta value in the move function.

See Also

TJamShellTree.History

TJamShellList.IsMovePossible

TJamSystemShellView.IsMovePossible

TJamShellTree.MoveInHistory

TJamShellList.MoveInHistory

TJamSystemShellView.MoveInHistory

TPidlHistory

Example

procedure TMainForm.JamShellListChange(Sender: TObject; Item: TJamShellListItem; Change: TItemChange); begin MoveForwardButton.Enabled := JamShellTree.IsMovePossible(1); MoveBackButton.Enabled := JamShellTree.IsMovePossible(-1); end;

Class

TJamShellTree Class

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