TX Text Control .NET Server

Javascript: TXTextControl.endUndoAction Method

Method|Introduced in 30.0

Description

Ends a user-defined undo operation. All editing and fomatting changes made between beginUndoAction and endUndoAction belong to the undo operation. These changes are undone or redone in a single step.

Syntax

<void> TXTextControl.endUndoAction([<EmptyRequestCallback> callback], [<ErrorCallback> errorCallback])

Parameters

ParameterDescription
callback

Optional. Is called when the operation completed.

errorCallback

Optional. Is called when the operation failed with an error.

Examples

The following example demonstrates TXTextControl.endUndoAction in a practical document-editing workflow. Ends a user-defined undo operation. All editing and fomatting changes made between beginUndoAction and endUndoAction belong to the undo operation. These changes are undone or redone in a single step.

function onTxError(error) {
    console.error("TX Text Control error:", error.msg);
    error.handled = true;
}

TXTextControl.endUndoAction(
    function() {
        console.log("end undo action completed.");
    },
    onTxError
);