Top "Extjs4" questions

Why is html2canvas not defined?

If I'm calling this function, getting always "html2canvas is not defined". makeScreenshot: function(button) { debugger; html2canvas(document.body, { …

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How to create hyper link in ExtJS 4?

I am working in ExtJS 4.I have been getting stuck at a point where I have to create a hyperlink …

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Extjs Form with dynamically shown/hidden fields on combo selection

Using Ext 4.1 I'd like to create a form with select combo, and depending on the currently selected option different subfields …

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Making ExtJS 4 grid content selectable

Grids in ExtJS 4 (Sencha) don’t allow to select content by default. But I want to make this possible. I've …

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How to get the REST response message in ExtJs 4?

I'm building upon RESTFul Store example of ExtJs 4. I'd like my script to display errors provided by the REST server, …

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How to call functions within a XTemplate (itemTpl)

I would like to use Ext's String method on some text that will be output to the view. For example: …

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initComponent vs constructor when defining an object

When should I be using initComponent compared to constructor ? I have been using initComponent to extend my objects, but looking …

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Overriding Extjs classes and invoking callParent

I have a few months of experience developing Extjs web application. I ran into this problem: When I override a …

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How to filter multiple extjs grid columns?

To filter one grid column we can use: { xtype: 'button', text:'Search', handler:function(){ store.clearFilter(); var searchValue = Ext.getCmp("…

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Adding header to Ajax request

How can I add a request header to an ExtJS ajax request? I specifically want to add the header: accept-encoding …

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