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V24.2

ASPxClientDiagramRequestEditOperationEventArgs.args Property

Contains information about the processed shape or connector.

#Declaration

TypeScript
args: any

#Property Value

Type Description
any

An object that contains information about the currently processed shape or connector.

#Remarks

The args property’s value type depends on the currently being processed operation. The table below lists the available operations, their descriptions, and the corresponding property types.

Operation User action / IU update operation causes the event to be raised Return value’s type
AddShape A user is about to add a shape / The control determines the Paste command’s visibility. ASPxClientDiagramAddShapeEventArgs
AddShapeFromToolbox The control determines the visibility of a shape in the toolbox or context toolbox. ASPxClientDiagramAddShapeFromToolboxEventArgs
BeforeChangeConnectorText A user is about to edit a connector’s text. ASPxClientDiagramBeforeChangeConnectorTextEventArgs
BeforeChangeShapeText A user is about to edit a shape’s text. ASPxClientDiagramBeforeChangeShapeTextEventArgs
ChangeConnection A user is about to link or delink a connector from a shape / The control determines a connection point’s visibility. ASPxClientDiagramChangeConnectionEventArgs
ChangeConnectorPoints A user changed a connector’s points. ASPxClientDiagramChangeConnectorPointsEventArgs
ChangeConnectorText A user changed a connector’s text. ASPxClientDiagramChangeConnectorTextEventArgs
ChangeShapeText A user changed a shape’s text. ASPxClientDiagramChangeShapeTextEventArgs
DeleteConnector A user is about to delete a connector / The control determines the Cut and Delete commands’ visibility. ASPxClientDiagramDeleteConnectorEventArgs
DeleteShape A user is about to delete a shape / The control determines the visibility of the Cut and Delete commands. ASPxClientDiagramDeleteShapeEventArgs
MoveShape A user moved a shape. ASPxClientDiagramMoveShapeEventArgs
ResizeShape A user resized a shape. ASPxClientDiagramResizeShapeEventArgs
function onRequestEditOperation(s, e) {
    if(e.operation === DiagramEditOperation.ResizeShape) {
        if(e.args.newSize.width < 1 || e.args.newSize.height < 0.75) {
            if(e.reason !== DiagramRequestEditOperationReason.CheckUIElementAvailability)
                showWarning("The shape size is too small.");
            e.allowed = false;
        }
    }
    else if(e.operation === DiagramEditOperation.ChangeShapeText) {
        if(e.args.text === "") {
            if(e.reason !== DiagramRequestEditOperationReason.CheckUIElementAvailability)
                showWarning("A shape text cannot be empty.");
            e.allowed = false;
        }
    }
    ...
}

Run Demo: Editing Restrictions

See Also