

Introduction
Please try Ext GWT by all means if you want to develop the rich Internet application as a Java programmer. And D-RexGxt must be useful when feeling like developing with Ext GWT.
D-RexGxt is GUI screen design tool that supports development with Google Web Toolkit(Ext GWT). Because D-RexGxt is developed by GWT, the screen development of Ext GWT can be done only by a browser. The made screen is generated as a source code of GWT. Moreover, it is also possible to import the generated source code.
Operation server (http://www.sweetie.atnifty.com/D-RexGxt2/) of D-RexGxt has been opened to the public now. The screen development can be done by accessing this URL as long as there is a browser from anywhere.
Note: GWT(GoogleWebToolKit) is a framework to be able to develop the Ajax program on the client side by the Java language. Please refer to http://code.google.com/intl/ja/webtoolkit/ for GWT.
Ext GWT (aka GXT) is a Java library that work on GWT that the development member of famous Ext JS developed as JavaScript framework for the rich Internet application development. Please refer to http://extjs.co.jp/ for Ext GWT.
Support blog
- As for D-RexGXT, it is scheduled to support it by blog "Technological note of KP". Unfortunately this blog is made by only Japanese, but we will accept English comment.
- We will enhanced if necessary. My best regards.
Animation demonstration

The main panel
Being located at the right of the screen is the main panel. The operation menu comes out when right-clicking in the panel. Component selected from "add" menu is pasted in the clicked place. On LayoutContainer,other component can be pasted. In these components, there are some components that became the form of the sample of component on sample page http://extjs.com/explorer/#overview of ExtGwt according to (AcordingLayoutSample and FormPanelSample, etc.).

Component Tree
Being located at the left of the screen is component tree panel. The layered structure of component under the edit is displayed on this component tree panel. When the mouse is put on component on the panel, correspondence component on the main panel can be colored. As for each item of component tree, it operates by right-clicking , resize mode by double-clicking, and drag and drop are possible as well as component in main panel.

Component
Kind of component
Compnent has be categorized as follows.
- Layout: LayoutContainer with various Layout
- Panel/Sample:xxxPanel class and Sample Component
- Tool/Menu:Menu and buttons
- Field: that can be pasted on FormLayout
- Misc: Others
Function to component
- It becomes a resize mode(It is possible to resize it with the mouse) by double-clicking component. The resize mode is canceled by the another double-click.
- It is a drug as for component and it is possible to move on another component by dropping it. Note: The drag and drop of TreeItem cannot be done in the main panel now. It is possible in comonent tree.
- Copy can be done by drag and drop while pushing the ctrl key.
- The addition, the change, the deletion, and drag and drop to the column of Grid are similarly possible like to component.