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A reference variable is a pointer to an instance of an object
Used for referencing the object in scripts
Reference variables can be:
Assigned to another reference variable
Used to qualify methods and properties
Uses a reference variable that has been explicity declared to instantiate as wind
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Summary
Windows are the main interface between the user and PowerBuilder applications.
Window style and the controls determine how the window looks and behaves.
Establish the style of window by choosing values for its properties.
There are six window types.
Controls are placed in a window.
Sum
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MDI is a style of application used to manage multiple main windows within a single foundation window.
MDI components include the frame, titlebar, menu bar, client area, and status bar.
MDI frame windows can be defined with or without MicroHelp.
MDI frames always have an associated menu.
Sheets
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Building a Window Interface to Display Data
What Is a DataWindow Control?
DataWindow Properties and Methods
Opening a Sheet in an MDI Frame
Data stored in database
Data can be processed on any of:
Database
Middle tier
ClientTo associate a DataWindow object with a DataWindow control:
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파워빌더 등. MFC(Microsoft Foundation Class) Library 개요
1-1. GUI기반 운영체제 Windows 3.1, 95
1-2. 기존 DOS와 Windows 3.1, 95 운영체제의 차이
1-3. 기존 DOS와 Windows 3.1, 95 환경에서의 프로그래밍 차이
1-4. 윈도우즈 API와 MFC
1-5. 윈도우즈 API를 이용한 Wi
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