[by jimmylu98]

With autoLoad: false and load store with render event, you will see the problem.

Using afterrender or boxReady events, it woks fine.




Ext.onReady(function() {
new Ext.grid.Panel({
...

[by jimmylu98]

See attached picture. Change Extjs from version 4.1.1a to version 4.2.0/4.2.1beta, the grid with remote store does not show emptyText.

4.1.1a will show emptyText correctly, as well as 3.4.x....

[by jimmylu98]

In exjts 4.1.x and 4.2.0, destroy() will not destroy its children components. That's why you will see the memory leak. See below simple test code.

However 4.2.1 beta looks fix this problem ( I...

[by jimmylu98]

We all agree that any software has bugs. However, Sencha did not get the point that some bugs will make a product unusable (unstable), these bugs should be fixed right way or give a work around. That...

[by jimmylu98]

Feel the same pain with extjs 4.0.x, 4.1.1a and 4.2.0. Open a ticket in the support portal (as premium support) doesn't means the ticket will be solved even though the ticket is about extjs bug.
...

[by jimmylu98]

Migration from 3.x to 4.x is straight forward as long as you design your application with OO. MVC will have overhead and I didn't see performance gain after all files loaded. My application has more...

[by jimmylu98]

Thanks. The patch works.

[by jimmylu98]

In 4.2.0, if a grid cell edit with group feature, hit 'Tab' key will not go to next editable cell. Without group feature, 'Tab' key is working as expected. Tested with FF and Chrome. See following...

[by jimmylu98]

See attached simple test code with single selection mode. tested with FF and Chrome.

1st click a row, will select the row, 2nd click the same row, will deselect the row.
It means dbl click a row...

[by jimmylu98]

1st Click: select a item, 2nd Click same item: deselect the item.

3.x.x: 1st Click: select a item, use Ctrl Click same item: deselect the item.

I don't like the 4.x.x implementation at all,...

[by jimmylu98]

Put allowDeselect: true in the selModel will allow deselect. Not sure what the document say.



selModel: { allowDeselect: true }


So far I don't see extjs 4.2.0 is stable enough (...

[by jimmylu98]

Thank you.

[by jimmylu98]

I have several issues with scrollbar reset to top with extjs 4.x.x. Here is one of them. See attached simple test code. Tested with FF18 and Chrome25.

extjs 3.4.x does not have this problem.
...

[by jimmylu98]

If a fieldfield and a textfield are in the same fieldset, when try to focus to textfield (in the example is 'Subject' ), will bring the browse in extjs 4.2.0. User will not be able to type in the...

[by jimmylu98]

Here is the patch from Sencha. And Sencha this problem will be fixed in 4.2.1.



Ext.define('Ext.grid.feature.GroupStoreOverride', { override: 'Ext.grid.feature.GroupStore', //TODO it...

[by jimmylu98]

Before add plugins: { ptype: 'gridviewdragdrop' }, with preserveScrollOnRefresh: true, and preventFocus: true, remote grid work fine.
After add plugins: { ptype: 'gridviewdragdrop' }, there are two...

[by jimmylu98]

'hiddenfield' occupies the visible place in the form. EXTJSIV-6081 comes back in extjs 4.2.0. Even height is set to 0.
See the test code. Tested with FF and Chrome.



Ext.onReady(function() {
...

[by jimmylu98]

I think this is another serious bug with 4.2.0. It is about remote tree node expand.

Before node expand, I assign some node attributes to store.proxy.extraParams, for example, nodeType.

The...

[by jimmylu98]

See attached grid cell edit test code. Without grouping feature, cell edit works fine, but with grouping feature, the display value always change back to original value.

It is a very serious...

[by jimmylu98]

I use following patch to gain grid performance. See detail link:...

[by jimmylu98]

I am too worried about the performance of 4.x.x and not sure Sencha is focusing to solve it since release of 4.0.x. It should be very simple to improve performance if Sencha try to seriously...

[by jimmylu98]

The icon items with toolbar overflow are displayed incorrectly. See attached pictures and test code. Tested with FF18.0.2. Step to tests:

(1) clear history,
(2) Load program,
(3) Look the...

[by jimmylu98]

I am talking about nice build-in grid filter bar on grid header like -

http://www.sencha.com/forum/showthread.php?152923-Ext.ux.grid.FilterBar-plugin/page13

[by jimmylu98]

Spent a bit time, below is the code to prevent the chrome backspace problem. The work-around may not be the best, but it works for me.

I have reported this bug for extjs 3.x.x and Sencha never fix...

[by jimmylu98]

This is a very serious bug. With extjs 3.x.x, I use following code to prevent this.
I couldn't find any way to prevent this with extjs 4.x.x since Ext.getCmp( t.id ) is not working with 4.x.x any...