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PowerBuilder stores the menu object in a PBL.
There are different display styles and organization options for menus.
There are two menu events: Clicked and Selected.
The scripts for a menu`s events can use the pronoun ParentWindow to refer to its associated window.
To display a menu bar when a
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EventsFunctions perform processing and return a value
Subroutines do not return a value
PowerBuilder provides a set of built-in functions
Encapsulated reusable behavior in a user-defined function
Functions provide a way to reuse code. They can be defined globally or at the object level.
Functi
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and events.
You can use functions to access values in a buffer.
You can use DataWindow expressions to access a single column, blocks of data, selected data, or the entire buffer Primary DataWindow Buffer
DataWindow Functions and Events
Accessing Data Values in a DataWindow Buffer
About Dat
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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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and number of stores and sales affiliates are not being reduce. Because there are many competitors and other companies through the development of sustainable and differentiated competitive advantage to have the menu in Korea to the World's a recognized brand that can expand opportunities to go.
As a
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DataWindow control.
Use action codes to determine the action PowerBuilder takes following events.
There are functions to insert or delete rows.
Sorting and filtering can be performed at both the server and the client. Entering or Modifying Data in Columns
Inserting Rows
Deleting Rows
Filt
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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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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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and CHOOSE CASE structures for conditionally directing processing. 1. What Is a Script?
2. Language Basics
3. Data Types
4. Variables
5. Expressions and Operators
6. Flow-of-Control Statements
7. Assignment Statements
8. Functions
9. Object Pronouns
10. Using the Pow
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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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