X Window applications programming / Eric F. Johnson & Kevin Reichard.

SECTION 1: Learning X Programming

CHAPTER 1: Building a First X Program
Default Display Names
Basic Format Of Display Names
The Display Environment Variable
The Default Screen
The Root Window
A Function that Opens a Display Connection
Exploring the X Environment
The ''Colors'' Black and White
Etc.

CHAPTER 2: Creating Windows
The Root Windows
Creating Windows
The Event Mask
Overriding Windows
Setting the Attribute Mask
Source Code for the Open Window Function
Sending Hints to the Window Manager
Etc.

CHAPTER 3: Drawing with X
The Graphics Context
Creating the Graphics Context for a Window
The GC Values Structure
Source Code for g.c.c
Changing a Graphics Context
Drawing Ovals from Arcs
Etc.

CHAPTER 4: Color
The Probability and Usefulness of Color Applications
Visuals
Color Overview
Going Technicolor, or why the Defaults Are Useful
Finding a PseudoColor Visual
Climbing the Visual Tree
Source Code for Visual. C
Etc.

CHAPTER 5: Text and Fonts
Fonts
Loading Fonts
Source Code for Load font . C
Setting Up the Graphics Context
Drawing Text
Where the Text is Drawn
Etc.

CHAPTER 6: Events and Event-Driven Programming
Event-Driven Programming
The X Event Model
Asking for Events
The Event Mask
Receiving Events from the X Server
Polling for Events
Etc.

CHAPTER 7: Keyboard Events
Decoding Key Events
Sun Type 4 Keypad Codes
Converting Functions Keys to Strings
Meta Keys
Detecting Meta Keys
Using Alt-Q to Quit
Etc.

CHAPTER 8: Cursors
Specifying a cursor During Window Creation
Creating your own Cursors
Freeing Up Cursor Resources
Busy Cursors
A Program to Display the Cursor Font
Source Code for Chapter 8. C
-Etc.

CHAPTER 9: Bitmaps and Icons: Off-Screen Drawing With Pixmaps
Pixmaps and Windows
Using a Pixmap as Backing Store for a Window
Clearing Pixmaps
Source Code for Pixmap .c
Bitmaps
A Test Icon
Saving Bitmaps to Files
Etc.

CHAPTER 10: Rubber-Band Lines
Raster Operation Functions
Summary of the GC Graphics Function
Rubber-Band Lines
Creating an Xor GC
Source code for Xor .c
Rubber-Band Rectangles and Ovals
Etc.

SECTION 11: Following the Rules For Well-Behaved X Programs

CHAPTER 11: Common Command-Line Parameters
Checking Command-Line Parameters
Source Code for args.c
Display Names
Searching for Display Names
Source Code for display .c
X Geometry
Etc.

CHAPTER 12: Sending More Information to the Window Manager
Checking for More Command-Line Parameters
Starting out Icons
Setting the Command Hint
Setting the Standard Properties
Source Code for topwind. c.
Etc.

CHAPTER 13: Handling Critical Errors
Decoding the Error Message
Common Problems
Trapping Errors in Programs
X Error Events
X Error Numbers
X Protocol Numbers
Handling Fatal I/Q Errors
Etc.

SECTION III: Putting It All Together: Building X Window Applications

CHAPTER 14: Building a Small Toolkit for X Applications
Toolkit Windows
Creating Toolkit Windows
Handling Events for Toolkit Windows
Callback Functions
Drawing Centered Text in a Toolkit Windows
Drawing 3D Bevels
Etc.

CHAPTER 15: Pop-Up Dialogs and Transient Windows
Hinting About Transient Windows
Source Code for tranwind .c
Finding the Mouse Pointer Location
Source Code For Query .c
Implementing the Dialog Box
Etc.

CHAPTER 16: Introducing The Draw Application
User Manual for the Draw Application
The Pushbutton Palette
Points
Text
Loading New Files
Unloading Drawing Operations
Etc.

CHAPTER 17: Editing Pixmaps
Undo Using Pixmaps
Overview of the Undo Operation
Handling Undo
Managing the Drawing Pixmap
Source Code for da_pix .c
Etc.

CHAPTER 18: The Draw Application Source Code
Source Files for the Draw Application
Source Code for the File drawapp .c
Source Code for the Bitmap File drawapp .xbm
Source Code for the File da__draw .c
Source Code for the File da_edit .c
Etc.


CHAPTER 19: Enhancing The Draw Application
Multiple Levels of Undo
Handling Expose Events
Enlargements and Fat Bits
Scrolling
Cursor Editing
Cutting and Pasting/Moving and Copying Areas
Etc.


SECTION IX: X Toolkits

CHAPTER 20: An Introduction to X Toolkits
Widgets
Creating Widget-Based Programs
Include the Proper files
Initializing the Intrinsics
The Athena Command Widget
Etc.

Index : p. 549-564