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allows changing available configuration attributes of the control dynamically

setProperties(propertyConfig: ITextareaProps): void;


  • propertyConfig: object - an object with the available attributes of the control and their new values


label: "New textarea",
labelWidth: "80px",
width: 500

The method invokes the afterChangeProperties and beforeChangeProperties events.

It is possible to change values of the following configuration attributes of the Textarea control:

validation(object,function) the rule of input validation
placeholder(string) a tip for the textarea
readOnly(boolean) defines whether a textarea is readonly
width(string|number|"content") the width of a control
height(string|number|"content") the height of a control
padding(string|number) sets padding between a cell and a border of the Textarea control
minlength(string|number) the minimum number of characters allowed in the textarea
maxlength(string|number) the maximum number of characters allowed in the textarea
css(string) adds style classes to a control
label(string) specifies a label for a control
labelWidth(string|number) sets the width of the label of a control
hiddenLabel(boolean) invisible label that will be used to identify the input on the server side
labelPosition(string) defines the position of a label: "left"|"top"
required(boolean) defines whether a control is required
helpMessage(string) adds a help message to a control
preMessage(string) a message that contains instructions for interacting with the control
successMessage(string) a message that appears in case of successful validation of the control value
errorMessage(string) a message that appears in case of error during validation of the control value

Change log:

added in v7.0