[by remeis]

You're right, scottmartin. I once gave grid.reconifgure a try, but to be honest I was confused what to do and forgot about that function. Now that I've wrote the stuff above it is clear to me....

[by remeis]

I tried to implement dynamic grids in Ext 4: Ext.grid.GridPanel: adding/removing columns
At least, it works as it should in my case ;) But I'll continue working on that if problems arise.

[by remeis]

As I recognized by playing around with grids and reading many forum posts, adding and removing columns of a GridPanel is not an easy job.
Edit: as scottmartin pointed out, using grid.reconfigure is...

[by remeis]

Hi community,

I'm using Ext 4.0.7 and want to dynamically add columns to a grid view. Therefore, I also have to modify the connected store and model definitions. While fighting with the code I...

[by remeis]

Thanks skirtle! This code looks much more elegant and also works for me using ext.js.

[by remeis]

I got it working: I've moved the above code with the Ext.override directive to the launch function of the application, like you did:

Ext.application({
...
launch: function() {
...

[by remeis]

Hi,

basically, I've the same problem: I'd like to override Ext.data.proxy.Server such that it will react on a failed request:

Ext.data.proxy.Server.override({
constructor: function() {
...