How to extend from custom model in extjs.   Is there any method which can directly club the fields of User and BusinessUser fields when I'll refer the fields from BusinessUser class in example below.  Ext.define('User', {     extend: '...
1) How to set HTML to  already created panel or any other Element?  I am a beginner. I tried the below to set some content inside the HTML  var clickedElement = Ext.getCmp('id').el.child('>'); clickedElement.setHTML("hello"...
I have a JSON String comes from the server side:  {"success":"true","total":"6","list":   [{"id":"1","name":"folder1","parentid":"null","type":"0"...
It's possible to have "by-row" columns definition in a Grid?  For example, I need a grid like this:   id  |   name    |      options ====================================== int  |  string   |  combobox(1,2,3) int  |  string   |  combobox(1...
In Extjs 4.1.1a, How to keep the tip text of the slider always visible?  Currently, the tip text is being visible whenever the user drags the bar of the slider. I searched on docs but couldn't find any related concepts.  If it is not documented o...
I'm creating an extjs grid panel which has a user configurable set of columns. The Ext.grid.Panel component provides a handy reconfigure(store, columns) method for exactly this purpose.  This method works as expected to reconfigure a grid's s...
This the model that I want to create using json file  Ext.define('Users', {     extend: 'Ext.data.Model',     fields: [{name: 'user_id',  type: 'int'},     {name: 'user_name',  type: 'string'}] });   Wh...
I have a TreePanel. Each node in tree is given an ID. On click of a button, I want to fire the checkchange event for node 2.1 (as shown in the below tree). How can I fire checkchange event for a node using its ID on click of a button.    1        1.2...
In my project, I am trying to add the tip text (config) dynamically to a slider.  How to do that? I need to add it dynamically because I am generating the array of variables in a "Controller", which holds the text for each value of the slider...
I have a GridPanel, but, as you can see, the first column(which is locked) is not aligned like the other ones.  Is it a bug, or am I doing something wrong?    EDIT: Here are some snippets regarding the columns:   initComponent: function(){      this....

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