What is Ext JS?
Ext JS is a popular JavaScript framework which provides rich UI for building web applications with cross-browser functionality. Ext JS is basically used for creating desktop applications. It supports all the modern browsers such as IE6+, FF, Chrome, Safari 6+, Opera 12+, etc.
What are the advantages of using Ext JS?
Pros
- ExtJS is like a superset of the widgets like simple label, textBox buttons to complex grids, drag-drop panel s etc.
- It has quite good documentation with tutorials, samples and user community.
- Active and currently most adopted javascript RIA framework.
- Good code quality/readability.
What is panel Ext JS?
Panel is a container that has specific functionality and structural components that make it the perfect building block for application-oriented user interfaces. Panels are, by virtue of their inheritance from Ext. container. Container, capable of being configured with a layout, and containing child Components.
Is Extjs popular?
Ext JS is a common choice for most enterprise-grade projects. Why? It allows you to save time on development and make the process easier, there are no compatibility issues, many multiplatform advantages, and you get great support services from Sencha.
How do I create a grid in Extjs?
Enable Column resize − Column can be resized (its width can be increased or decreased) using grid properties “enableColumnResize: true”. Column hideable − Add Column property “hideable : true” in a grid to make the column appear or hide. By default, it is true.
What is viewport Ext JS?
Viewport − Viewport is a container that automatically resizes itself to the size of the whole browser window. You can then add other ExtJS UI components and containers in it.
Is ExtJS free to use?
ExtJS GPL Licence means that if you are using ExtJS under GPL Licence, and not modifying ExtJS itself, then you are Free to use ExtJS in whatever manner on any Website.