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Practical Programming in Tcl and Tk (4th Edition)

ISBN: 0130385603
EAN: 2147483647

Year: 1999
Pages: 478

Authors: Brent Welch, Ken Jones

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• Practical Programming in Tcl Tk, Third Edition
• Table of Content
• Copyright
• List of Examples
• List of Tables
• Preface
• Why Tcl?
• Tcl and Tk Versions
• Who Should Read This Book
• How to Read This Book
• Other Tcl Books
• On-line Examples
• Ftp Archives
• World Wide Web
• Newsgroups
• Typographic Conventions
• Hot Tips
• Book Organization
• What s New in the Third Edition
• First Edition Thanks
• Second Edition Thanks
• Third Edition Thanks
• Contact the Author
• Part I: Tcl Basics
• 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 95 Start Menu
• The Macintosh 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
• The cgi.tcl Package
• 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
• InputOutput Command Summary
• Opening Files for IO
• Reading and Writing
• The Current Directory ?cd and pwd
• Matching File Names with glob
• The exit and pid Commands
• Environment Variables
• The registry Command
• Part II: Advanced Tcl
• 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 Variable Values
• Interactive Command History
• Debugging
• Scriptics TclPro
• 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
• Notes
• Chapter 15. Internationalization
• Character Sets and Encodings
• Message Catalogs
• Chapter 16. Event-Driven Programming
• The Tcl Event Loop
• The after Command
• The fileevent Command
• The vwait Command
• The fconfigure Command
• Chapter 17. Socket Programming
• Client Sockets
• Server Sockets
• The Echo Service
• Fetching a URL with HTTP
• The http Package
• Basic Authentication
• Chapter 18. TclHttpd Web Server
• Integrating TclHttpd with your Application
• Domain Handlers
• Application Direct URLs
• Document Types
• HTML Tcl Templates
• Form Handlers
• Programming Reference
• Standard Application-Direct URLs
• The TclHttpd Distribution
• Server Configuration
• Chapter 19. Multiple Interpreters and Safe-Tcl
• The interp Command
• Creating Interpreters
• Safe Interpreters
• Command Aliases
• Hidden Commands
• Substitutions
• IO from Safe Interpreters
• The Safe Base
• Security Policies
• Chapter 20. Safe-Tk and the Browser Plugin
• Tk in Child Interpreters
• The Browser Plugin
• Security Policies and Browser Plugin
• Configuring Security Policies
• Part III: Tk Basics
• Chapter 21. Tk Fundamentals
• Hello, World in Tk
• Naming Tk Widgets
• Configuring Tk Widgets
• Tk Widget Attributes and the Resource Database
• Summary of the Tk Commands
• Chapter 22. Tk by Example
• ExecLog
• The Example Browser
• A Tcl Shell
• Chapter 23. 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 24. The Grid Geometry Manager
• A Basic Grid
• Spanning Rows and Columns
• Row and Column Constraints
• The grid Command
• Chapter 25. The Place Geometry Managery
• place Basics
• The Pane Manager
• The place Command
• Chapter 26. Binding Commands to Events
• The bind Command
• The bindtags Command
• Event Syntax
• Modifiers
• Event Sequences
• Virtual Events
• Event Keywords
• Part IV: Tk Widgets
• Chapter 27. Buttons and Menus
• Button Commands and Scope Issues
• Buttons Associated with Tcl Variables
• Button Attributes
• Button Operations
• Menus and Menubuttons
• Keyboard Traversal
• Manipulating Menus and Menu Entries
• Menu Attributes
• A Menu by Name Package
• Chapter 28. 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 29. Simple Tk Widgets
• Frames and Toplevel Windows
• The Label Widget
• The Message Widget
• The Scale Widget
• The bell Command
• Chapter 30. Scrollbars
• Using Scrollbars
• The Scrollbar Protocol
• The Scrollbar Widget
• Chapter 31. The Entry Widget
• Using Entry Widgets
• The Entry Widget
• Chapter 32. The Listbox Widget
• Using Listboxes
• Listbox Bindings
• Listbox Attributes
• Chapter 33. The Text Widget
• Text Indices
• Text Marks
• Text Tags
• The Selection
• Tag Bindings
• Searching Text
• Embedded Widgets
• Embedded Images
• Looking inside the Text Widget
• Text Bindings
• Text Operations
• Text Attributes
• Chapter 34. The Canvas Widget
• Canvas Coordinates
• Hello, World
• The Min Max Scale Example
• Canvas Objects
• Canvas Operations
• Generating Postscript
• Canvas Attributes
• Hints
• Part V: Tk Details
• Chapter 35. Selections and the Clipboard
• The Selection Model
• The selection Command
• The clipboard Command
• Selection Handlers
• Chapter 36. Focus, Grabs, and Dialogs
• Standard Dialogs
• Custom Dialogs
• Animation with the update Command
• Chapter 37. Tk Widget Attributes
• Configuring Attributes
• Size
• Borders and Relief
• The Focus Highlight
• Padding and Anchors
• Chapter 38. Color, Images, and Cursors
• Colors
• Colormaps and Visuals
• Bitmaps and Images
• The Text Insert Cursor
• The Mouse Cursor
• Chapter 39. Fonts and Text Attributes
• Naming a Font
• X Font Names
• Font Metrics
• The font Command
• Text Attributes
• Gridding, Resizing, and Geometry
• A Font Selection Application
• Chapter 40. Send
• The send Command
• The Sender Script
• Communicating Processes
• Remote eval through Sockets
• Chapter 41. Window Managers and Window Information
• The wm Command
• The winfo Command
• The tk Command
• Chapter 42. Managing User Preferences
• App-Defaults Files
• Defining Preferences
• The Preferences User Interface
• Managing the Preferences File
• Tracing Changes to Preference Variables
• Improving the Package
• Chapter 43. A User Interface to Bindings
• A Pair of Listboxes Working Together
• The Editing Interface
• Saving and Loading Bindings
• Part VI: C Programming
• Chapter 44. C Programming and Tcl
• Basic Concepts
• Creating a Loadable Package
• A C Command Procedure
• The blob Command Example
• Strings and Internationalization
• Tcl_Main and Tcl_AppInit
• The Event Loop
• Invoking Scripts from C
• Chapter 45. Compiling Tcl and Extensions
• Standard Directory Structure
• Building Tcl from Source
• Using Stub Libraries
• Using autoconf
• The Sample Extension
• Chapter 46. Writing a Tk Widget in C
• Initializing the Extension
• The Widget Data Structure
• The Widget Class Command
• The Widget Instance Command
• Configuring and Reconfiguring Attributes
• Specifying Widget Attributes
• Displaying the Clock
• The Window Event Procedure
• Final Cleanup
• Chapter 47. C Library Overview
• An Overview of the Tcl C Library
• An Overview of the Tk C Library
• Part VII: Changes
• Chapter 48. Tcl 7.4Tk 4.0
• wish
• Obsolete Features
• The cget Operation
• Input Focus Highlight
• Bindings
• Scrollbar Interface
• pack info
• Focus
• The send Command
• Internal Button Padding
• Radiobutton Value
• Entry Widget
• Menus
• Listboxes
• No geometry Attribute
• Text Widget
• Color Attributes
• Color Allocation and tk colormodel
• Canvas scrollincrement
• The Selection
• The bell Command
• Chapter 49. Tcl 7.5Tk 4.1
• Cross-Platform Scripts
• The clock Command
• The load Command
• The package Command
• Multiple foreach loop variables
• Event Loop Moves from Tk to Tcl
• Network Sockets
• Multiple Interpreters and Safe-Tcl
• The grid Geometry Manager
• The Text Widget
• The Entry Widget
• Chapter 50. Tcl 7.6Tk 4.2
• More file Operations
• Virtual Events
• Standard Dialogs
• New grid Geometry Manager
• Macintosh unsupported1 Command
• Chapter 51. TclTk 8.0
• The Tcl Compiler
• Namespaces
• Safe-Tcl
• New lsort
• tcl_precision Variable
• Year 2000 Convention
• Http Package
• Serial Line IO
• Platform-Independent Fonts
• The tk scaling Command
• Application Embedding
• Native Menus and Menubars
• CDE Border Width
• Native Buttons and Scrollbars
• Images in Text Widgets
• No Errors from destroy
• grid rowconfigure
• The Patch Releases
• Chapter 52. TclTk 8.1
• Unicode and Internationalization
• Thread Safety
• Advanced Regular Expressions
• New String Commands
• The DDE Extension
• Miscellaneous
• Chapter 53. TclTk 8.2
• The Trf Patch
• Faster String Operations
• Empty Array Names
• Brower Plugin Compatiblity
• Chapter 54. TclTk 8.3
• Proposed Tcl Changes
• Proposed Tk Changes
• Chapter 55. About The CD-ROM
• Technical Support
• Index
• SYMBOL
• A
• B
• C
• D
• E
• F
• Copyright
• G
• H
• I
• J
• K
• SYMBOL
• L
• M
• N
• A Quick Introduction to HTML
• O
• P
• Q
• R
• S
• T
• U
• V
• W
• Index
• X
• Y