Contents

 
• List of Figures
• List of Tables
• Introduction
• An Example of Using Glish
• Values, Types, and Constants
  • Overview
    • Glish Types
    • Dynamic Typing
    • Type Conversions
    • Vectors
      • Creating Vectors
      • Length of a Vector
      • Element-by-Element Vector Operations
      • Accessing Vector Elements
      • Modifying Vector Elements
  • Numeric Types
    • Numeric Constants
    • Mixing Numeric Types
    • Arithmetic Operators
    • Logical Operators
    • Comparison Operators
    • Indexing With Numeric Types
  • Strings
    • String Constants
    • String Operators
  • Records
    • Record Constants
    • Accessing Fields Using ``.''
    • Accessing Fields Using []
    • Accessing Fields Using Numeric Subscripts
  • Attributes
    • Accessing Attributes Using ``::''
    • Accessing Attributes Using []
    • Accessing All Attributes
    • Cascaded Attributes
  • Multi-Element Indexing
    • Integer Indices
    • Boolean Indices
    • Assigning Multiple Elements
    • Accessing and Modifying Multiple Record Fields
  • Arrays
    • Creating Arrays
    • Indexing Arrays
      • Element Indexing with Subscripts
      • Slice Indexing with Subscripts
      • Element Indexing with an Array
      • Slice Indexing with a Record
    • Arrays as Vectors
    • Operators and Boolean Indices
  • References
    • Whole Value References
      • Creating References
      • Breaking References
      • Explicitly Maintaining References
    • Partial Value References
      • Creating References
      • Breaking References
      • Explicitly Maintaining References
  • Constant Values
    • Constant Arrays and Vectors
    • Constant Records
      • Constant Whole Record
      • Constant Field Names
      • Constant Fields
    • Constant References
  • Copy On Write
• Expressions
  • Atomic Expressions
  • Unary Operators
  • Arithmetic Expressions
  • Relational Expressions
  • Logical Expressions
  • Assignment Expressions
    • Assignment Syntax
    • Assigning reference Values
    • Cascaded Assignments
    • Compound Assignment
  • Indexing
  • Integer Sequence Expressions
  • Functions and Function Calls
  • Reference Expressions
  • Request Expressions
  • Event Expressions
  • Precedence
  • include Expression
• Statements
  • Expressions as Statements
  • Empty Statement
  • Printing
    • Print Precision
    • Print Limit
  • Conditionals
  • Loops
    • While Loops
    • For Loops
    • Controlling Loop Execution
  • return Statement
  • fail Statement
  • exit Statement
  • local ``Statement''
  • Sending and Receiving Events
    • Sending Events
    • Receiving Events
      • Whenever Statements
      • Await Statements
    • activate and deactive Statements
    • link and unlink Statements
  • Leaving Out the Statement Terminator
• Functions
  • Simple Examples
  • Function Definitions
  • Function Names
  • Function Parameters
    • Parameter Names
    • Parameter Defaults
    • Parameter Types
      • Using ref Parameters
      • Parameter and Return Value Efficiency
      • Future Directions
    • Extra Arguments
  • Missing Parameters
  • The Function Body
    • Scoping
      • function Scope
      • global Scope
      • local Scope
      • wider Scope
    • Persistent Local Variables
• Events
  • What is an ``Event"?
  • Agents
    • The agent Type
    • Agent Records
  • Overview of Agent Interaction
    • Sending Events
    • Processing Asynchronous Events
  • Send Expressions
  • whenever Statement
    • Event Syntax
    • Execution of whenever
    • $agent, $name, and $value
    • activate and deactivate Statements
  • await Statement
    • Usage
    • Interaction with whenever
  • Point-to-Point Communication
  • Creating Clients
    • The client Function
    • The shell Function
  • Shared Clients
  • Script Clients
  • Predefined Events
  • Subsequences
• Debugging, Logging, and Error Handling
  • fail Statement
  • Input/Output Logging
  • Trace
• Predefined Functions and Variables
  • Type Identification
  • Type Conversion
    • Boolean Conversions
    • Integer Conversions
    • Float and Double Conversions
    • Complex Conversions
    • String Conversions
  • Manipulating Vectors and Arrays
  • Value Creators
  • String Functions
  • Manipulating Symbols
  • eval Function
  • Manipulating Variable Argument Lists
  • Reading and Writing Values
  • Manipulating Agents
  • Global Variables
  • Function Summary by Category
    • Type Identification
    • Type Conversion
    • Vector and Array Manipulation
    • Value Creators
    • String Functions
    • Manipulating Symbols
    • Manipulating Variable Arguments
    • Reading and Writing Values
    • Manipulating Agents
    • Global Variables
  • Alphabetic Summary of Functions
• Glish/Tk
  • Introduction
  • Frame
  • Button
    • Plain Buttons
    • Check Buttons
    • Radio Buttons
    • Menu Buttons
  • Listbox and Scrollbar
    • Listbox
    • Scrollbar
  • Odds and Ends
    • Label
    • Scale
    • Message
    • Entry
  • Text
  • Canvas
  • Version Number and Utility Functions
• Using Glish
  • The Glish Interpreter
    • Using Glish Interactively
    • How Glish Executes a Script
  • Debugging Glish Scripts and Clients
    • Debugging Clients
    • The Event Monitor
• Command Line Editing
• The Glish Client Library
  • An Overview of the Value Class
  • An Overview of the Client Class
  • The GlishEvent Class
  • An Example of a Client
  • The Client Class
    • Standard Client Member Functions
    • Multiplexing Input Sources
    • Shared Clients
  • The Value Class
    • Constructing Value Objects
    • Basic Value Operations
    • Type Conversions
    • Manipulating Records
    • Accessing and Assigning Elements
    • Accessing and Assigning Attributes
  • Available Glish Clients
• Internals
  • Encoding Event Values
  • Creating and Controlling Remote Clients
    • glishd Started by Root
    • glishd Started by the Interpreter
    • glishd Events
  • Transmitting Events
  • Suppressing Stand-Alone Client Behavior
  • The ``Shell" Client
  • Initializing the Interpreter
  • Installing and Porting Glish
• Changes Between Glish Releases
  • Release 2.6 (November 1997)
  • Release 2.5 (December, 1994)
  • Release 2.4
  • Release 2.3
  • Release 2.2
• Bugs
• Future Directions
• Acknowledgments
• Glish Syntax and Grammar
• Index
• About this document ...