1, =datasource.field,=[datasource]. [Field] is a reference to a DataTable and geometry type that will generate multiple rows of data vertically from the current line.2, = $data: is a reference to a variable or array. The array has the properties of skip,horizontal, etc. , see the official website for details3, == dynamic formula calculation; {r} The current row, {C} at the top, {-n},{n} The offset of the current row or column is before n or after N.4, == is dynamic calculation, such as excel,if
If the required UI control does not require any other detailed controls, that is, it only encapsulates HTML elements of a certain part, but also listens to the size, size, and layout control provided by the layout manager, the extension object is Ext. boxcomponent. For example, if a logger class intends to simply display log information, it can be defined as follows:
Ext. NS ('ext. UX. logger ');
There are also some styles that need to be added:
. X-logger {
How to use it? Let's put logger in t
Ext. Grid. gridpanel has a major defect, that is, the cell content cannot be selected, and cannot be copied if it cannot be selected, causing a lot of inconvenience to users.
Analysis:I used ie developer toolbar to open the code output by extjs. I found that the DIV of each cell has an attribute: unselectable = "on", which seems to be a bit of CSS.
Version:2.2
Solution:There are specific solutions on the extjs
In the past few days, I have made a Web project and used ExtJs. There is an interface like a designer. Select the content on the interface and you can directly edit the attributes of the content, this was originally quite simple for ExtJs. ExtJs itself provides rich space and good interface development, just like WinForm development. However,
Development Ideas of EXTJS and javaweb applications and the idea of extjsjavawebRecently, I have made several applications based on the extjs interface. Here I will summarize the key points. The title is based on javaweb, but it is applicable to a variety of server languages. Using Extjs for the interface is nothing more than canceling a lot of original jsp files
this series of articles demonstrate how to use spring. net + nhib.pdf + ASP. net MVC + extjs build multi-layer applications Programs . the architecture has loose coupling, interface programming, and strong scalability. it is suitable for product development related to enterprise system development. make full use of spring. net, such as IOC and AOP, and as a container for the entire framework, nhib.pdf makes the entire framework more object-oriented
I. Resources download and related introductionExt Development Kit, we can download it from the official website.Http://www.sencha.com/products/extjs/downloadThe author download location is under the MyEclipse root directoryExt Development Package Directory Structure descriptionBuilds directory is ExtJS compressed code Documentation for EXTJS in the Docs director
Because the syntax of senchatouch is mostly based on extjs, and most of extjs is based on json, it is very important to preview the syntax of extjs. Extjs is a framework of encapsulated javascript. Compared with native js, extjs focuses more on results, so its calling format
C + + template class Understanding compiler's compile template processI've often encountered questions about whether it's easy to use a template, and my answer is: "The template is easy to use, but the organization is not easy to write." Look at the types of templates that we can meet almost every day, such as STL, ATL
Extjs is a set of ajax controls developed from yui-ext. It is a complete rich client solution and has complete functions, ext-all.js has more than 400 k (the latest extjs3.2.0 has more than 600 k), that is based on js and css function implementation, on the client machine performance also has certain requirements, for example, ie6 or earlier versions are not supported. Seeing the beautiful interface of Extjs
ExtJS new features Introduction using the Extjs,sencha team to develop a simple framework for creating applications that run on any type of device, from mobile to tablet to desktop, you will be able to produce the best user experience, write less code, combine a compelling and better subject, ExtJS has all the resources to create an amazing user experience on any
Extjs is an Ajax framework mainly used to create front-end user interfaces. Compared with traditional web development, extjs is more suitable for enterprise-level system applications. The extjs framework is not only powerful, but it saves a lot of front-end development work, and its development speed is amazing. Therefore, many web developers prefer to use it to
4. Useful development tools
"To do something better, you must first sharpen your tools." Good tools can always get twice the result with half the effort. This is especially true for software development. Especially for the interpreted execution script language like JavaScript, the development and Debugging Processes are very difficult and must be supported by powerful tools. In the development process, tools are most important to code editing and debugging tools. The combination of the two is t
After learning about the basics, you may use ext + ajax to develop a simple small project. The project development process will be explained in 1.1 drops, hoping to bring you some benefits! Because I am also learning this frameworkArticleIf you have any suggestions, I may learn more.
If you see this picture, you may think it is a software, or flash, flex, Silverlight, etc., but this is implemented by JavaScript + CSS.
If you look at the style and effect in your project, the user's visual
This article is used to record learning notes; • Learn any technology, first of all from the HelloWorld start, then our first task is to write a simple HelloWorld program, leading students into the world of ExtJS. Ext.onready: This method is Ext's preparation function, that is, the EXT-related code will be written in this function, it is similar to the OnLoad method of window, but note that the timing of the page is executed immediately after the DOM
Learning ExtJS for a while, some of the relevant knowledge points although every day in use, but if the fierce one asked up or will be a leng, while now well combed under it. Long-term modifications added, to find out what to add.
1, Ext.onready ():The Onready () method is an alias for the Ext.loader.onReady () method. This method is used to monitor the EXTJS and whether the HTML page is loaded. When
Spket is currently the most outstanding IDE to support EXT 2.0. It uses. JSB project file files and embeds the contents of the base class and all documents into the script doc that generated the code hints. Note: Code hints for configuration items are not supported.Spket Eclipse plugin and IDESpket provides the eclipse plug-in and a standalone IDE environment to support EXTJS development: http://spket.com/download.html, where shown in the download pag
what are initcomponent and constructor?The components provided by ExtJS are quite rich, but sometimes the demand is richer.When the ExtJS native component fails to fulfill our requirements, it is necessary to extend the ExtJS components to implement the self-made components.In addition to this use situation, sometimes for some of the same but have a lot of config
Extjs is only a client JS Ajax framework and control library. The server-side technology is casual, as long as the interaction format is JSON (serialized deserialization ). You can use extjs + Asp.net, extjs + WCF, extjs + Java, extjs + PHP, or
Reference ExtJS Practical Development GuideClass 1 LibraryExtJS consists of a series of class libraries, once the page has successfully loaded the ExtJS library, we canOver JavaScript calls ExtJS's classes and controls to implement the required functionality. The ExtJS class library consists of the following parts:The underlying API (CORE): Other controls are bas
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