.NET Framework 4.5.2+
.NET Framework 4.5.2+
.NET Standard 2.0+

PdfAcroFormValueFormat.KeystrokeScript Property

Gets or sets the JavaScript to be performed when the user modifies a character in a. This action may check the added text for validity and reject or modify it.

Namespace: DevExpress.Pdf

Assembly: DevExpress.Pdf.v21.1.Core.dll

Declaration

public string KeystrokeScript { get; set; }

Property Value

Type Description
String

The keystroke JavaScript. For JS API reference, use JavaScript for Acrobat API Reference

Remarks

The code sample below shows how create a text box and specify the value format using JavaScript:

var scriptBox = 
new PdfAcroFormTextBoxField("script", 1, new PdfRectangle(10, 170, 100, 200));
scriptBox.ValueFormat = new PdfAcroFormValueFormat();

//Specify a script that allows entering only numbers
//in the "x-x-x" format:
scriptBox.ValueFormat.FormatScript = "if (event.value != \"\") {" +
    "var value = event.value;    " +
    "event.value = \"\";    " +
    "for(var i = 0; i<value.length - 1; i++)" +
    "   event.value += value.charAt(i) + \"-\";" +
    "event.value += value.charAt(value.length - 1);}";
scriptBox.ValueFormat.KeystrokeScript = "var re = /^[0-9]+$/;" +
    "if (event.value != \"\") {" +
    "   event.rc = re.test(event.value);" +
    "}";
See Also