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Text Area

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The TextArea is a widget that enables a user to enter and edit a multi-line text.
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var DemoApp = angular.module('DemoApp', ['dx']); DemoApp.controller('DemoController', function DemoController($scope) { var valueChangeEvents = [{ title: "On Blur", name: "change" }, { title: "On Key Up", name: "keyup" }]; $scope.maxLength = null; $scope.value = longText; $scope.eventValue = valueChangeEvents[0].name; $scope.valueForEditableTextArea = longText; $scope.textAreaWithMaxLength = { height: 90, bindingOptions: { maxLength: "maxLength", value: "value" } }; $scope.checkBoxOptions = { value: false, onValueChanged: function(data) { if (data.value) { $scope.value = longText.substring(0, 100); $scope.maxLength = 100; } else { $scope.value = longText; $scope.maxLength = null; } }, text: "Limit text length" }; $scope.selectBoxOptions = { items: valueChangeEvents, valueExpr: "name", displayExpr: "title", bindingOptions: { value: "eventValue" } }; $scope.editableTextArea = { height: 90, bindingOptions: { value: "valueForEditableTextArea", valueChangeEvent: "eventValue" } }; $scope.disabledTextArea = { height: 90, readOnly: true, bindingOptions: { value: "valueForEditableTextArea" } }; });
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" > <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" /> <script src="js/jquery-3.1.0.min.js"></script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/16.2.6/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/16.2.6/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/16.2.6/css/dx.light.css" /> <link rel="dx-theme" data-theme="android5.light" href="https://cdn3.devexpress.com/jslib/16.2.6/css/dx.android5.light.css" /> <link rel="dx-theme" data-theme="ios7.default" href="https://cdn3.devexpress.com/jslib/16.2.6/css/dx.ios7.default.css" /> <link rel="dx-theme" data-theme="win10.black" href="https://cdn3.devexpress.com/jslib/16.2.6/css/dx.win10.black.css" /> <link rel="dx-theme" data-theme="win10.white" href="https://cdn3.devexpress.com/jslib/16.2.6/css/dx.win10.white.css" /> <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.16/angular.min.js"></script> <script>window.angular || document.write(decodeURIComponent('%3Cscript src="js/angular.min.js"%3E%3C\/script%3E'))</script> <script src="https://cdn3.devexpress.com/jslib/16.2.6/js/dx.all.js"></script> <script src="data.js"></script> <link rel="stylesheet" type ="text/css" href ="styles.css" /> <script src="index.js"></script> </head> <body class="dx-viewport"> <div class="demo-container" ng-app="DemoApp" ng-controller="DemoController"> <div class="dx-fieldset"> <div class="dx-fieldset-header">Default Mode</div> <div class="dx-field"> <div dx-check-box="checkBoxOptions"></div> </div> </div> <div class="left-content"> <div dx-text-area="textAreaWithMaxLength"></div> </div> <div class="full-width-content"> <div class="dx-fieldset"> <div class="dx-fieldset-header">Event Handling and API</div> <div class="dx-field"> <div class="dx-field-label">Synchronize text areas </div> <div class="dx-field-value"> <div dx-select-box="selectBoxOptions"></div> </div> </div> </div> <div dx-text-area="editableTextArea"></div> <div dx-text-area="disabledTextArea"></div> </div> </div> </body> </html>
.full-width-content { width: 100%; margin-top: 30px; } .full-width-content > .dx-widget { margin-bottom: 20px; } .full-width-content .dx-field { max-width: 385px; }
var longText = "Prepare 2013 Marketing Plan: We need to double revenues in 2013 and our marketing strategy is going to be key here. R&D is improving existing products and creating new products so we can deliver great AV equipment to our customers.Robert, please make certain to create a PowerPoint presentation for the members of the executive team.";