extjs

问题 Are there any projects, examples, tutorials, etc that would show ExtJS used with Node.js as the backend? I am looking specifically at multiple users collaborating in real-time, but anything with ExtJS and node together would be helpful. 回答1: Here is a example of ExtJS used with Node.js. There is another interesting project (server side javascript) called SilkJS. You should have a look at it as well. Here is an example of using SilkJs and ExtJS. Since Node.js is server side, you should not

问题 I have a property grid that I want to add multiple "afterrender" listeners to. Is it possible to add multiple listeners of the same type, or fire multiple functions within one listener? I've tried: afterrender: function(){...}, function(){...} but it does not fire both of the functions. 回答1: Just make multiple function calls within the function callback. Below shows a full example of this... Working Fiddle Ext.create('Ext.grid.property.Grid', { title: 'Properties Grid', width: 300, renderTo:

问题 I have an ext js grid like below: var grid = new Ext.grid.GridPanel({ columns: [ {header: 'Account Id',dataIndex:'accountId' }, {header: 'Account NUmber',dataIndex:'accountNumber' } ] }) Now I need to show Account Id column as a column of radio buttons. So from the grid user can select one Account Id and submit. When the user reloads the page, that account id should be preselected. I need some help on how to proceed on this. Do I need to write a renderer on Account Id column? Or is there an

问题 Previously in ext 3.0 we had Tree Panel built from XML response. For that we had custom class extending 'Ext.tree.TreeLoader' This TreeLoader was useful to build tree structure (parent/child nodes). While migrating to 4.0 found that TreeLoader class is missing. Is there any replacement to this class or any other way to build tree structure? I want to generate tree structure for following xml : Actually, I want to build tree structure from this XML : <?xml version='1.0' ?> <Root> <Folder>

问题 There is a tree menu in my application and on click of the menu items, it loads a url in a iFrame. I like to set the focus in an element of the page loaded in the iFrame. I'm using this code, and it works perfectly in all the browsers except IE : var myIFrame = $("#iframeName"); myIFrame.focus(); myIFrame.contents().find('#inputName').focus(); I have tried all different options like using setTimeout, but no chance. After the page loads, when I hit the tab key, it goes to the second input,

问题 I wanted extJS Gmappanel inside the extJs portal. Below is the sample extJS portal. Inside "google" portlet, I need to have google map. How can we create extJs gmappanel inside the extJs portal? Ext.define('Ext.app.Portal', { extend: 'Ext.container.Viewport', uses: ['Ext.app.PortalPanel', 'Ext.app.PortalColumn', 'Ext.app.GridPortlet', 'Ext.app.ChartPortlet'], getTools: function() { return [{ xtype: 'tool', type: 'gear', handler: function(e, target, panelHeader, tool) { var portlet =

问题 I want to add client side validation for file upload using HTML5 "accept" attribute and ExtJs "inputAttrTpl" config. My ExtJs code is following (ExtJs 4.1): { xtype : 'filefield', action : 'upload', name : 'file', inputAttrTpl: 'accept="image/*"', hideLabel : true, buttonOnly : true, anchor : '100%', buttonText : 'Upload img...', margin: 5 } But when I am checking file field in firebug, it doesn't contain "accept" attribute. Can you suggest some solutions for this issue? Thanks for your

问题 I need your help with overriding an ExtJs Time field to show one custom value, 23:59. I tried to override the createStore function, but my time picker still has the standard values. What could be the issue? Ext.override(Ext.picker.Time, { createStore: function() { var me = this, utilDate = Ext.Date, times = [], min = me.absMin, max = me.absMax; while (min <= max) { times.push({ disp: utilDate.dateFormat(min, me.format), date: min }); min = utilDate.add(min, 'mi', me.increment); } var end =

问题 i have date column with datefield editor. The problem is that while im editing column it displays the normal value for example 2013-02-05 , but when close editing it displays something like Sat Jul 12 2014 00:00:00 GMT+0300 (FLE Standard Time) My code: { xtype : 'datecolumn', dataIndex : 'depreciationStartPeriod', header : 'Depreciation start period', sortable : true, id : 'depreciationStartPeriod', width : 134, editor : { xtype : 'datefield', format: 'Y-m-d H:i:s' } } store field: { name :

问题 In ExtJs 6.2, there is a bug described here in the Sencha Forum. Since 6.2+ Ext.grid.Panel ignores flex when using column items. Steps to reproduce the problem: Create a grid in fiddle with 6.2+ Add columns without items and flex:1 klick run in fiddle and it looks just fine Add a item to the column with flex:1 klick again run in fiddle an flex wil get ignored! The result that was expected: I would expect the column to flex. The result that occurs instead: The column will render in the minimum