In this section, we'll see ExtJS's powerful editable grid controls, almost as much as the vs.net GridView feature, but the ExtJS is a pure JS UI
A. Static example (from the official example of ExtJS)
A. Because we're using XML as a data source, we post XML content here
Code
prefix is not a Null String, check whether the prefix is of the same type. If the prefix is the same, retrieve the path from the paths object and return it directly. Otherwise, the prefix path is taken out and the prefix of the class name is removed.Then, determine whether the path exists. If it does not exist, add a slash (/) to the path.Finally, convert the class name to the file name with ". js" and add the path to return. Note that if the class name contains ".", it will convert "." to "/",
information that is valid for the user's current logon. Otherwise, an error is returned.
The client parses the login information.
If the token is invalid, for example, if the user is locked or deleted by the Administrator, the system reports that the logon fails and redirects to the logon interface. Otherwise, do nothing.
In this way, we can achieve:
Any changes to user information will be reflected in a timely manner. For example, if the user receives a new system short mes
Original: http://docs.sencha.com/ext-js/4-0! /GUIDE/tree
Translation: Frank/sp42 reprinted. Please keep the information on this page.Tree trees
The tree panel component is one of the most colorful components in extjs and is suitable for displaying hierarchical data. Both the tree panel and grid come from the same base class. The reason for this design is that all extensions or plug-ins can reuse consistent
The original English version of the Grid Component
1 simplest grid Panel
The grid panel is one of the core parts of the ExtJS, which enables you to display, sort, group, and edit data through the grid panel. Model and store are the core of grid panel processing data, and each grid panel must set model and store. To create a grid panel, you first define that Model,model includes all fields that need to be displayed by the grid panel, equivalent to a c
In many cases, we need to display tens of thousands of data records in the grid instead of just a few or dozens. If a large amount of data is displayed on a single page, you can imagine the user experience. Therefore, almost all grid controls now support the paging function. Extjs is no exception. It also provides powerful and convenient support for paging, so that we can easily handle paging.
In extjs, the
Therefore, almost all grid controls now support the paging function. Extjs is no exception. It also provides powerful and convenient support for paging, so that we can easily handle paging.In extjs, the Ext. PagingToolbar class encapsulates paging operations, which are inherited from the Toolbar. From the name alone, we can also guess that this is a Toolbar that can process paging. Well, let's take a look a
Zookeeper
Extjs 4 nest grid or sub grid demo
The plug-in rowexpander is used for grid Nesting. This plug-in is available in ext4.2.2.1144.
Implementation focus
1. nest grid cannot respond to many events. Otherwise, an exception will occur and enter the getHeaderIndex: function (header) function ).
innerGrid.getEl().swallowEvent([ 'mousedown', 'mouseup', 'click', 'conte
Ext5 compared to the previous version has a great change, the most obvious is the style of the components, EXT5 components will be able to adapt to the mobile terminal (mobile phone, tablet) display, which greatly enhanced the Ext cross-platform support. Of course there are a lot of things to look forward to, today we will use the UX plugin reference and Fontawesome icon as an example to introduce to my home.The UX directory in ExtJS is used to store
Front desk:Remote meter reading equipment drop chart data var Store1 = new Ext.data.Store ({Background:public class Getcountchartgodatas extends HttpServlet {/** * @Fields serialversionuid: */private static final long serial Versionuid = 1l;/** * The Doget method of the servlet. Copyright notice: This article Bo Master original article. Blog, not reproduced without consent. ExtJS 4 Example of pie chart gen
CheckBox (checkbox) is primarily used to receive user-selected options, so how do you get the value of the Form checkbox via ExtJS 4.x? Here's a nice way to see it.
Checkboxes (check boxes) are used primarily to receive user-selected options
As shown in the picture (please ignore the UI's bad look):
The main code for the pop-up window is as follows:
The code is as follows:
var win = new Ext.window ({
Address: http://www.showframework.com/2012/07/extjs-mvc-architecture/
In order to give yourself a better impression, followProgramI wrote it once and encountered some problems in the middle. Practice is the truth
Create index.html to reference JS and CSS of extjs4, create app. JS, and introduce app. js
Link Href = "Extjs-4.1.0/resources/CSS/ext-all.css" REL = "Stylesheet" Type = "Text/CSS" /
This chapter describes the new functions of data packets in extjs 4. Assume that the example is a simple blog program. The blog model includes user, post, and comment. For example, remote calls depending on the server must be deployed on a static file server.
1. Create an instance of a model:
First, create a user model instance. It should be noted that the user variable here is a global variable. Although g
tutorial, I believe that you will not only understand the basic knowledge required for keyboard navigation, but also learn how to use it.Keynav,Keymap andThe focusmanager class is used to implement keyboard navigation.
By the end of this guide you will have an understanding of where keyboard navigation is most needed and how to utilize keyboard navigation withkeynav, keymapAnd thefocusmanager.Getting started with getting started
Here is a necessary example. Open the complex.html and complex. js
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