treepanel

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How do I configure an ExtJS 4.0 xmlTreeStore for a treePanel with Designer 1.2?

The tutorials for xml treePanels are too simple. I don\'t know if what I want is even possible.What I want is to see a tree with a root folder called \"contenttype\" (or simply \"root\" is acceptable)[详细]

2023-04-07 20:59 分类：问答
Extjs4 how to change the store in treepanel

I have some menu tree stores in \'app/store/\', such as \'menu1.js\' , \'menu2.js\'. In my web page, I have a navigation bar at top region with many buttons to control the menu tree at left region to[详细]

2023-04-05 06:35 分类：问答
Ext.tree.TreeLoader is not a constructor error

I\'m new to Extjs4.In Extjs4 loader not working when i useloader: new Ext.tree.TreeLoader() . it showing the error like \"Ext.tree.TreeLoader is not a constructor\". it works fine in extjs older versi[详细]

2023-04-04 02:58 分类：问答
ExtJs 4 : Tree grid panel filter

I am using ExtJs 4 with a Tree panel on west region and TreeGrid panel on center region. Is there any way to filter the TreeGrid panel(center region) on selection of the treepanel(west) ??[详细]

2023-04-03 18:18 分类：问答
EXT JS 3 TreePanel problem: tree not shown

i\'ve a nasty problem with my TreePanel: i use a TreeLoader to get data from an url. An example tree is correctly rendered in my panel so the problem should be in the custom data.[详细]

2023-03-31 00:03 分类：问答
Extjs 4 treepanel bug

I use a simple treepanel for my application, and sometimes it stops expanding and unexpanding nodes with the next error:[详细]

2023-03-27 11:26 分类：问答
Ext JS 3: How to copy a dynamically-generated treepanel?

I have a dynamically-generated Ext.tree.TreePanel in Ext 3.3.1. It looks like this: -root -fruit -apple -vegetable[详细]

2023-03-25 00:50 分类：问答
Scrollbar in extjs tree panel does not work

Sometimes it happens t开发者_Python百科hat the scrollbar of my tree panel does not work anymore. While it\'s still possible to move the scrollbar, the tree doesn\'t move at all anymore. That happens t[详细]

2023-03-21 20:58 分类：问答
Automatically check/uncheck all subtree nodes in extjs tree when certain node gets checked/unckecked

How do I automatically check/uncheck all开发者_Python百科 subtree nodes in an extjs tree when a certain node gets checked/unckecked. I already have my tree with checkboxes. The only thing missing is t[详细]

2023-03-17 13:40 分类：问答
How can I load a TreePanel with local JSON data?

How can I load some arbitrary data i开发者_如何学运维nto treepanel using local JSON object? All of the examples shipped with ExtJS 4.0 distribution work with AJAX requests.There\'s an example using a[详细]

2023-03-06 05:32 分类：问答