extjs pricing

These months have officially begun using the ExtJS development project, and some of these months ' experience will be compiled into a series of blogs. Today is about the basics of ExtJS, how to get component and dom.element.First, query queriesThe following path is a query condition and is queried in a similar way to jquery*ComponentqueryreturnComponent ext.componentquery.query Span style= "font-size:14px

This series mainly includes the following content: The design of MIS architecture based on ExtJS. The dynamic loading of JS. Use the database to save client state. Polling and stateless design. Use action to abstract client actions. Client MVC. Finally, if there is energy, then write some ExtJS performance aspects of the experience. The examples in this article, the code, and so on are from real pro

Essay classification-no Nonsense ExtJS series tutorialsExcerpt from: http://www.cnblogs.com/iamlilinfeng/category/385121.htmlExtJS Introductory Tutorial Summary: ExtJS technology Exchange, welcome Dabigatran (292467521): ExtJS Getting Started tutorial One [learning method]extjs Getting Started tutorial two [Hello World

Extjs initializes the checkboxgroup value Code. For more information, see. The Code is as follows: Ext. override (Ext. form. CheckboxGroup ,{SetValueForItem: function (val) {// multiple option values are separated by commasVal = "," + val + ","This. items. each (function (item ){If (val. indexOf (item. inputValue)>-1 ){Item. setValue (true );} Else {Item. setValue (false );}});}, ClearValueForItem: function () {// clear all valuesThis. items. ea

Today, I helped my friend solve the problem: how to get the information of the first leaf node of the tree using the ExtJs TreePanel control. The principle is very simple, that is, the sequence traversal of the tree. When the first leaf node is encountered during the traversal process, the work is completed. Results::The Code is as follows: The Code is as follows: Var currentRootNode = null; // the currently selected Root NodeFunction NodeClass (){

This article describes the commonly used and very simple tool bar and menu in desktop program development. However, it is not easy to implement the toolbar and menu in general web development, however, extjs allows us to develop web toolbar and menus using methods similar to desktop program development. The ToolBar is easy to use. The key is to add content to the ToolBar. By default, the ToolBar adds a Button, but you can actually add any component to

This article describes in detail how ExtJs sets up the vertical center of GridPanel table text. The specific implementation code is as follows. If you are interested, refer to the following code and hope to help you in business scenarios, the final implementation is as follows: The GridPanel code is as follows: The Code is as follows: {Xtype: 'grid ',Id: 'grid _ jglb ',Frame: true,Region: 'center ',Title: 'list details ',ColumnLines: true,LoadMas

The definition of Extjs component shows an instance on the Internet, so I copied it and used it later. Now I want to share it with you, if you are interested, do not miss an example on the Alibaba Cloud website, which contains a copy of the definition of the component for your reference: The Code is as follows: Ext. onReady (function (){Var dtCategory = [['All', 'all category'],['1', 'beverages '],['2', 'conditions'],['3', 'confections '],['4', 'da

This article discusses the default expansion of the RowExpander control in Extjs. The following is a good example. If you are interested, refer The Code is as follows: // Expand the row that meets a conditionFunction expendRow (){Var I; // temporary variable for LoopVar arr = []; // array of rows to be expandedFor (I = 0; I { Var record = ProdRequireInfoStore. getAt (I); // traverse each row cyclically If (record. data. StatusID

You may have seen the drag and drop effects. The implementation method is similar. In the following article, I will introduce how ExtJS is used. The Code is as follows: Hello

other user information, you can construct the object based on the actual situation, as long as it is easy to access. There is a problem here, that is, all objects simplecms may be null here, so you need to call the NS method of ext to name it. This can be added to the loader and the code is as follows: Ext. NS ('Extmvcone');Then run and log on to the system through Firefox firenbug. I logged on to the admin as the system administrator. Finally, all the code in the index View

This article mainly introduces four Ajax asynchronous submission methods commonly used in extJS. For more information, see /** The Code is as follows: * The first Ajax submission method* In this method, you must directly use the ext Ajax Method for submission.* To use this method, you need to encapsulate the parameters to be passed.* @ Return*/Function saveUser_ajaxSubmit1 (){Ext. Ajax. request ({Url: 'user _ save. action ',Method: 'post ',Params :

This article describes how to select the last selected node after ExtJS refresh by default, if you need a reload operation, you may need to reload the tree after performing operations on the tree node. However, many businesses need to select the last selected node by default after the tree refreshing. In this way, you must first save the information of the previous selected node, and then expand it layer by layer through the node information after rel

Page code: [Javascript]View plaincopyprint? Event examples, including user-defined events and Use of on, addListener, and EventManager. Move the mouse over to me! Js Code [Javascript]View plaincopyprint? /*************************************** * * Use custom events */ Var Person = function (){ // Register an event. The event name is "say ". This. addEvents ("say "); // Register multiple events in another way This. addEvents ({ "Run": true, "See": fal

Create a new my directory, and all subsequent sample files will be created in this directory.1. Hello world!First look at all the hello World pages of extjsCode: Copy code The Code is as follows: The result is as follows: Note that the sequence of JS files introduced above cannot be reversed, otherwise the correct results cannot be obtained. 2. Ext. MessageBoxExt. MessageBox provides common prompt box functions. Ext. MSG is an object exactly the same as it, but its name is different. Ext. M

Extjs implements paging and transmits data using jsp. The specific implementation process is as follows. Ext. onReady (function () {store3 = new Ext. data. jsonStore ({autoDestroy: true, totalProperty: 'totle', url: 'service. do ', storeId: 'mystore', root: 'data', fields: ['id', "name", "pw"]}); var pagingToolbar = new Ext. pagingToolbar ({emptyMsg: "No data", displayInfo: true, displayMsg: "displays {2} pieces of data from {0} to {1} pieces of data

Class.registerpreprocessor (' ClassName ', function (CLS, data) { if (data. $className) { cls. $className = data.$ ClassName; First look at the ClassName processor, which is relatively simple, the third parameter is true, indicating that this is a must be performed by the preprocessor, debug source code debugging.Ext.define ("My.test.AAA", {aaa: ' AAA ', BBB: ' BBB '});The CLS can be understood as a class that adds a static property $classname to the class, and by ob

ExtJS can be used to access container objects. For more information, see. I. Attributes OwnerCt: Get the container of the current object. Items: set list II. Application Example The Code is as follows: Ext. onReady (function (){Var _ window = new Ext. Window ({Title: "test form ",Layout: "form ",Width: 300,Plain: true,Items :{Id: "name ",Xtype: "textfield ",FieldLabel: "name"},Buttons :[{Text: "OK ",Handler: function (){Alert (this. ownerC

ExtJS FieldSet column layout. For more information, see. The extended FieldSet is as follows: The Code is as follows: ME. Base. FieldSet = Ext. extend (Ext. form. FieldSet ,{Layout: 'column ',FieldSetItems: [],AutoScroll: false,Defaults :{Layout: 'form ',LabelAlign: 'right ',LabelWidth: 65,ColumnWidth:. 25,Defaults :{Anchor: '000000'}},InitComponent: function (){Var thisItems = new Array ();Var itemsLen = this. fieldSetItems. length;If (itemsLen> 0

. loginFun );This. loadMask = new Ext. LoadMask (this. LoginWin. body, {msg: "loading the page ...... "});} 3. About ext. extend Definition: function extend (function sb, function sp, Object overrides) Simple explanation: the first parameter-subclass The second parameter -- parent class Third parameter -- override object In this example, the subclass is XQH. ExtJs. Frame. app. The parent class Ext. util. Observable (an Abstract base class) provides