If you modify records of an editable grid with paging and if you then page-out, your changes are lost. This article shows easy implementation of keeping modified records while paging.
Event listeners are installed by calling on method in Ext and Touch. However, there is also other possibility and that is calling mon. Read the article to find out what is the difference and what are benefits of mon/mun.
Important If you have not already done so, study Writing a Big Application in Ext (Part 1) and Writing a Big Application in Ext (Part
It is easy. Check it out.
Important If you have not already done so, study Writing a Big Application in Ext (Part 1) before you read this article. It would be
We need to know all events that are fired by a component and in which order sometimes. It is easy to find out.
Event are often misunderstood as to their origin, purpose and handling. You can find in-depth definition of events which knowledge gives you the potential ability to effectively use them in your applications whether small or large.
Imagine that you have a one-to-many relationship in your database, for example, you have table person in which you keep personal data (first, middle, last names, etc.) and you have table phone where you keep phone numbers (phone type, phone number).
It is quite common to have person:phones, company:phones, order:items, invoice:items, etc relationships.
There has been a lot of confusion I have observed on the Ext Forums as to xtype. Some people ignore it fully, some think that it is what it is not. So I’ve decided to clarify it.
Should we code our special functionality we need to add to Ext or Touch as extension or as plugin? This article discusses differences and use cases of both approaches to give you all information you need for right decisions on the matter.
