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Summary
PowerBuilder provides:
Presentation styles
Options for colors, borders, fonts, and other characteristics for columns and for column headings
You use the DataWindow painter to design the user interface.
Summary
The DataWindow workspace is divided into bands:
Header
Detail
Summary
Fo
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Transition to the Client/Server Environment
The traditional environment
Mainframe or minicomputer environment.
All the processes run on a single CPU.
A multitasking operating system
Task switching
Prioritization
Data communications
Connectivity tasks
The Client/Server Environment
Client/se
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Summary
An event is an action initiated by the user or the system.
An object is any item that combines characteristics (properties) and behaviors (methods).
Scripts describe the processing that should take place when an event occurs.
Encapsulation prevents users from seeing the internal workings
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Summary
Objects, events, and properties are key to developing applications with PowerBuilder.
Properties are characteristics of an object.
Events permit the object to recognize and respond to actions.
You can build application objects, DataWindow objects, menus, structures, user objects, and win
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Window painter.
Save a new window by specifying a name and a library. 1. What is a Window?
2. Types of Windows
3. Window Style and Properties What is a Control?
4. Control / Window Relationship
5. Control Properties
6. Input Focus
7. Setting the Tab Sequence
8. Saving a W
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