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There is a tree panel and a button, when clicked this button, select the specified record of the tree.
when nodes is more than 5000, select record speed is very slow. It usually takes more than ten...

up.

I wan to add extra request header in the standardsubmit 。
For Ajax requests，the code below works fine.：
Ext.Ajax.on('beforerequest', function (conn, request) {
...

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Does anyone know how this problem came about?
This works normally, when I test it in fiddle :https://fiddle.sencha.com/#view/editor&fiddle/2mkq
However, there will be an error in my project.
57762

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I have the same issue...... get component with 'xtype' selector, it will be an error.But I don't know why....

code:

Ext.define('Demo.view.dashboard', {
extend: 'Ext.panel.Panel',
alias: 'widget.demo',
requires: [
'Ext.chart.theme.Category2',
'Ext.chart.CartesianChart',
...

Hi evant,
this error happened when I used ComponentQuery.js.
Whether I used " down "or "query" to get the component.
There will be this error in ComponentQuery.js.
57580

Up....

it worked normally in 6.5.3.when I upgrade my app to 6.6.0, there will be an error .As follows:
57576
But when I use the Ext.ComponentManager.get('id') method, it can get the component...

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I want to dynamically set the limit line value and position on the cartesian,so I use the setLimits method:

var axis = chart.getAxis(0);
axis.setLimits({
value:...

Hi evant,thanks for your reply. In my app, I have multiple grid, and I have the same columns in multiple grid. How do I delete the specified columns in these grid at the same time by using this...

Classic toolkit.

I want to add a checkbox in my app.
When the selection box is not selected,the column will not display in all grid.
who can help this?
Thanks.

Thank you very much. I solved this problem with the reconfigure method.

Thanks for your reply. I have a tabpanel.There is two grid panel in it. The two grid panel have the same column 'oldDemo', I want to change column text of the two grid panel.Have you any...

hi timriedel,
it should be looks like this :https://fiddle.sencha.com/#fiddle/2arj&view/editor
However,I want to change the column text for all grid that column text is 'oldDemo' to...

I hava a tabPanel.There is many grid in it.
I want to change all the columns text 'oldDemo' into 'newDemo' in my all grid. Is there any suggestion?

I'm not able to go to the subpage when I click the link (https://demo.project1.com/App/#ctnTab_ctnTabSubpage1)
i suspect that the feature that remember the user’s last visit page overwrite the...

dirtychange event not working when treelist make a change to unselect everything .
There is a treelist and submit button in my panel.
if it selected more than one in treelist，I uncheck one of the...

dirtychange event not working when treelist make a change to unselect everything .
There is a treelist and submit button in my panel.
if it selected more than one in treelist，I uncheck one of the...