extjs4

问题 I'm using Exjts 4 and i want to change the button text color. Here is my code: { xtype: 'button', text: 'My Button', style:{ color: 'red' } } 回答1: There is some strange behavior in Extjs 4.2.0, but there is an override possible. Give your button a class using cls:'yourClassName' property and then in CSS make a full path to span holding the text, like so: .yourClassName div a span . Also give your css property a !important value to successfuly override base class. Ext.create('Ext.Button', {

来源： https://stackoverflow.com/questions/64102523/how-to-generate-multiple-files-with-sencha-cmd

问题 I have a string build form comma separated values I use split to get each value and after that I want to show each value on a new line but what really happens is that I get each value on a new line except of the last two which are shown together on a same line. Just to make it clear: value1 ,value2 ,value3 ,value4,value5 Here is the function which I'm using: _checkDates: function(dates) { if (dates != null) { var zzz = dates.split(','); var xxx = zzz.length; console.log(xxx); for (var i=0; i<

问题 I have a string build form comma separated values I use split to get each value and after that I want to show each value on a new line but what really happens is that I get each value on a new line except of the last two which are shown together on a same line. Just to make it clear: value1 ,value2 ,value3 ,value4,value5 Here is the function which I'm using: _checkDates: function(dates) { if (dates != null) { var zzz = dates.split(','); var xxx = zzz.length; console.log(xxx); for (var i=0; i<

问题 This is a question that surged from this other one: Best practice to have the same view and store multiple times in ExtJS 4 So in a scenario where stores are created in the initComponent function of a grid. Should I override onDestroy of the grid to also destroy the store ? Or these stores would be garbage collected because simply there are no references to them? 回答1: No, the store will still exist after destroying the Grid No, you will not need to override the destroy method of the grid You

问题 In java and C++ we could store a variable globally and access its value from any where in the project. Say, i am inside a class called Residence and i am saving the residenceNumber which is a INT to a global variable called houseNumberGlobalVariable . Now, i could access houseNumberGlobalVariable from any class in the project. In a similar fashion, is there a Global variable in EXTJS that i could use. I need to set a value from one class and access it from another. What is the equivalent in

问题 Here is my add item code: myapp.cards.vehicleInfo.items.add( new Ext.List({ ...}) ) If after this I then do: myapp.cards.vehicleInfo.items.add( new Ext.Panel( {html: 'test' } ) ); The panel with 'test' appears on top of my list (overlapping), rather than vertically below it. I have tried doing a componenet dolayout inbetween adding the two items. Any ideas? If I only do one or the other of the above it works as expected but if I do both together it leads to the above behaviour. Thanks 回答1:

问题 I am trying to set parent for features which I copied for particular MMF, but parent is getting set for only last feature. Below line of code to set the parent Record is new feature object _newParent is the MMF object, where I am doing wrong record.set("Parent", _newParent.get("_ref")), Need help please.Any suggestions? Whole is method is this _genericInnerCopy: function(_childObj) { that = this; model = that.model; var record = Ext.create(model, { Name: _childObj.get('Name'), //Parent:

问题 How do you make a fireEvent itemclick after the store loads. I have this but it doesn't work: pcfstore.on('load', function(){ //auto select first row; Ext.getCmp('pcf_grid').getSelectionModel().select(0); // this works //fire itemclick event var grid= Ext.getCmp('pcf_grid'); grid.fireEvent('itemclick', grid, 0); //this doesnt work }); Here is my itemclick event in grid view: viewConfig: { listeners: { itemclick: function(dv, record, item, index, e) { alert(record.data.code); } } } Basically

问题 Chrome 18 seems to have a pretty big problem with Ext 4 charts. Is there any way I can disable the hardware accelerated canvas? (I'm pretty sure that's what the bug is from) or will I have to wait for someone to release a patch? 回答1: Command line switch: --disable-accelerated-2d-canvas Added that at the end of my Chrome shortcut target and checked chrome://gpu/ Canvas: Software only. Hardware acceleration disabled. 回答2: This temporary fix may be helpful: http://www.sencha.com/forum/showthread