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TCL-TK Programming

Course outline

5 days
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Duration

5 days

Objective

Learn Tcl/Tk8.4's powerful improvements in functionality, flexibility, and performance cover common facet of Tcl/Tk programming, including cross-platform scripting and GUI development.

Chapter 1. Tcl Fundamentals

  • Tcl Commands
  • Hello, World!
  • Variables
  • Command Substitution
  • Math Expressions
  • Backslash Substitution
  • Grouping with Braces and Double Quotes
  • Procedures
  • A Factorial Example
  • More about Variables
  • More about Math Expressions
  • Comments
  • Substitution and Grouping Summary
  • Fine Points
  • Reference

Chapter 2. Getting Started

  • The source Command
  • UNIX Tcl Scripts
  • Windows Start Menu
  • Macintosh OS 8/9 and ResEdit
  • The console Command
  • Command-Line Arguments
  • Predefined Variables

Chapter 3. The Guestbook CGI Application

  • A Quick Introduction to HTML
  • CGI for Dynamic Pages
  • The guestbook.cgi Script
  • Defining Forms and Processing Form Data
  • Handling Errors in CGI Scripts
  • Next Steps

Chapter 4. String Processing in Tcl

  • The string Command
  • The append Command
  • The format Command
  • The scan Command
  • The binary Command
  • Related Chapters

Chapter 5. Tcl Lists

  • Tcl Lists
  • Constructing Lists
  • Getting List Elements: llength, lindex, and lrange
  • Modifying Lists: linsert and lreplace
  • Searching Lists: lsearch
  • Sorting Lists: lsort
  • The split Command
  • The join Command
  • Related Chapters

Chapter 6. Control Structure Commands

  • If Then Else
  • Switch
  • While
  • Foreach
  • For
  • Break and Continue
  • Catch
  • Error
  • Return

Chapter 7. Procedures and Scope

  • The proc Command
  • Changing Command Names with rename
  • Scope
  • The global Command
  • Call by Name Using upvar
  • Variable Aliases with upvar

Chapter 8. Tcl Arrays

  • Array Syntax
  • The array Command
  • Building Data Structures with Arrays

Chapter 9. Working with Files and Programs

  • Running Programs with exec
  • The file Command
  • Cross-Platform File Naming
  • Manipulating Files and Directories
  • File Attributes
  • Input/Output Command Summary
  • Opening Files for I/O
  • Reading and Writing
  • The Current Directory — cd and pwd
  • Matching File Names with glob
  • The exit and pid Commands
  • Environment Variables
  • The registry Command

Chapter 10. Quoting Issues and Eval

  • Constructing Code with the list Command
  • Exploiting the concat inside eval
  • The uplevel Command
  • The subst Command

Chapter 11. Regular Expressions

  • When to Use Regular Expressions
  • Regular Expression Syntax
  • Advanced Regular Expressions
  • Syntax Summary
  • The regexp Command
  • The regsub Command
  • Transforming Data to Program with regsub
  • Other Commands That Use Regular Expressions

Chapter 12. Script Libraries and Packages

  • Locating Packages: The auto_path Variable
  • Using Packages
  • Summary of Package Loading
  • The package Command
  • Libraries Based on the tclIndex File
  • The unknown Command
  • Interactive Conveniences
  • Tcl Shell Library Environment
  • Coding Style

Chapter 13. Reflection and Debugging

  • The clock Command
  • The info Command
  • Cross-Platform Support
  • Tracing Variables and Commands
  • Interactive Command History
  • Debugging
  • Tcl Dev Kit
  • Other Tools
  • Performance Tuning

Chapter 14. Namespaces

  • Using Namespaces
  • Namespace Variables
  • Command Lookup
  • Nested Namespaces
  • Importing and Exporting Procedures
  • Callbacks and Namespaces
  • Introspection
  • The namespace Command
  • Converting Existing Packages to use Namespaces
  • [incr Tcl] Object System
  • xotcl Object System
  • Notes

Chapter 15. Tk Fundamentals

  • Hello, World! in Tk
  • Naming Tk Widgets
  • Configuring Tk Widgets
  • Tk Widget Attributes and the Resource Database
  • Summary of the Tk Commands
  • Other Widget Sets

Chapter 16. Tk by Example

  • ExecLog
  • The Example Browser
  • A Tcl Shell

Chapter 17. The Pack Geometry Manager

  • Packing toward a Side
  • Horizontal and Vertical Stacking
  • The Cavity Model
  • Packing Space and Display Space
  • Resizing and -expand
  • Anchoring
  • Packing Order
  • Choosing the Parent for Packing
  • Unpacking a Widget
  • Packer Summary
  • Window Stacking Order

Chapter 18. The Grid Geometry Manager

  • A Basic Grid
  • Spanning Rows and Columns
  • Row and Column Constraints
  • The grid Command

Chapter 19. The Place Geometry Manager

  • Place Basics
  • The Pane Manager
  • The place Command

Chapter 20. The Panedwindow Widget

  • Using the Panedwindow
  • Programming Panedwindow Widgets
  • Panedwindow Attributes
  • Binding Commands to Events
  • The bind Command
  • The bindtags Command
  • Event Syntax
  • Modifiers
  • Event Sequences
  • Virtual Events
  • Generating Events
  • Event Summary

Chapter 21. Buttons and Menus

  • Button Commands and Scope Issues
  • Buttons Associated with Tcl Variables
  • Button Attributes
  • Button Operations
  • Menus and Menubuttons
  • Menu Bindings and Events
  • Manipulating Menus and Menu Entries
  • Menu Attributes
  • A Menu by Name Package

Chapter 22. The Resource Database

  • An Introduction to Resources
  • Loading Option Database Files
  • Adding Individual Database Entries
  • Accessing the Database
  • User-Defined Buttons
  • User-Defined Menus

Chapter 23. Simple Tk Widgets

  • Frames, Labelframes, and Toplevel Windows
  • The Label Widget
  • The Message Widget
  • The Scale Widget
  • The bell Command

Programme scope, delivery arrangements and suitability are confirmed during enquiry.