By Grant Slender
Developing in Ext GWT is a fast–paced, useful consultant to fast studying the projects beneficial in construction enterprise–class wealthy web functions. dependent round the intriguing new UI library from Ajax leaders Ext JS and the most recent GWT liberate, this e-book takes the reader via setup, the to be had widgets, and complicated customized widgets and templates, and concludes with a practical pattern client–server software in below a hundred and fifty pages. now not your commonplace beginner's advisor to programming, this ebook presents a speedy method of turning into potent with prime advertisement RIA instruments and libraries.
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Extra info for Developing with Ext GWT: Enterprise RIA Development
Apart from adding style information within a CSS resource file, you can also add style information directly to certain aspects of the rendered widget. Listing 3-4 demonstrates both methods. Listing 3-4. layout(); Tip While it is generally bad practice to embed style information within GWT source code, if you do wish to temporarily do this, remember this tip: all CSS properties must be in CamelCase. For example, “background-color: white” needs to be “backgroundColor: white”. Developing with Ext GWT 27 There are quite a few new concepts in this Listing 3-4.
Add(mb); Menus can be added to widgets that have a setMenu(Menu) method. When selected, these widgets show the menu. Other widgets have a setContextMenu(Menu) method, and show the menu when it is right-clicked. tips ToolTips, when added to widgets, provide additional information about the widget when you hover over the widget, as illustrated in Figure 3-12. Figure 3-12. ToolTip example All widgets that extend Component include support for a setToolTip(String) method as a convenient way to quickly set up a tool tip.
This layout extends BoxLayout. Developing with Ext GWT 55 Table 4-1. (continued) RowLayout This layout positions the container's children in a single horiztontal or vertical row. Each component may specify its height and width in pixels or as a percentage. TableLayout This layout allows you to easily render content into an HTML table. The layout, based on a total column count, correctly places widgets into table rows and columns. TableRowLayout This is a single-row TableLayout that lays out widgets in multiple columns with a single horizontal row.
Developing with Ext GWT: Enterprise RIA Development by Grant Slender