Advanced C Programming for Displays: Character Displays, Windows, and Keyboards for the Unix and Ms-DOS Operating Systems

356 Pages·1988·23.374 MB·English

by  Marc J. Rochkind

C
Advanced
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for Displays
Character Displays, Windows, and Keyboards
for the UNIX and MS-DOS Operating Systems
Character
Windows
Displays
Keyboards
UNIX A/1S-D0S
Rochkind
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PRENTICE HALL SOFTWARE SERIES
I
Advanced C Programming
for Displays

Advanced C Programming
for Displays
Character Displays, Windows,
and Keyboards UNIX and MS-DOS
for fine
Operating Systems
Marc Rochkind
J.
Advanced Programming Institute, Ltd.
Louisville, Colorado
Prentice Hall, Englewood Cliffs, New Jersey 07632
LibraryofCongressCataloging-in-PublicationData
ROCHKIND,MARC
J.
Advanced CProgrammingforDisplays
Bibliography: p. 319
1. C(Computerprogramlanguage) 2. UNIX
(operatingsystem) 3. MS-DOS(Computeroperatingsystem)
I. Title.
QA76.73.C15R63 1988 005.4'3 87-18671
ISBN 0-13-010240-7
Coverdesign: LundgrenGraphics,Ltd.
Manufacturingbuyer: PaulaBenevenlo
Indexer: BarbaraPalumbo
©1988byPrentice-Hall, Inc.
ADivisionofSimon& Schuster
EnglewoodCliffs,NewJersey, 07632
UNIX®is aregisteredtrademarkofAT&T.
MS-DOSisatrademarkofMicrosoft.
Prentice Hall Software Series
Brian W. Kemighan, Advisor
Theauthorandpublisherofthisbookhaveusedtheirbesteffortsinpreparingthisbook.
Theseeffortsincludethe development, research,andtestingofthetheories andprograms
to determinetheireffectiveness. Theauthorandpublishermakeno warrantyofanykind,
expressedorimplied,withregardtotheseprogramsorthedocumentation containedin
thisbook. Theauthorandpublishershall notbeliablein anyeventforincidentalor
consequential damagesinconnection with,orarisingoutof,thefurnishing, performance,
oruseoftheseprograms.
Allrightsreserved. Nopartofthisbookmaybe
reproduced, in anyformorbyanymeans,
withoutpermissioninwritingfromthepublisher.
PrintedintheUnitedStatesofAmerica
10 9 8 7 6 5
ISBN a-13-DlD2MD-7 055
PRENTICE-HALLINTERNATIONAL(UK)LIMITED,London
PRENTICE-HALLOFAUSTRALIAPTY. LIMITED,Sydney
PRENTICE-HALLCANADAINC., Toronto
PRENTICE-HALLHISPANOAMERICANA, S.A.,Mexico
PRENTICE-HALLOFINDIAPRIVATE LIMITED,NewDelhi
PRENTICE-HALLOFJAPAN, INC., Tokyo
SIMON& SCHUSTERASIAPTE. LTD.,Singapore
EDITORAPRENTICE-HALLDOBRASIL, LTDA.,RiodeJaneiro
For Dad and Lea
1
Digitized by the Internet Archive
2012
in
http://archive.org/details/advancedcprogramOOroch
Contents
Preface xiii
1 Basic Concepts 1
1.1. A Quick Look at Computer Graphics 1
1.2. A Concrete View ofWorkstation Hardware 3
1.2.1. Output Devices, 4
1.2.2. Input Devices, 10
1.3. An AbstractView ofWorkstation Hardware 11
1.4. User Interface Management Systems 16
1.5. Summary 18
2 Terminology and Programming Environment 20
2.1. Introduction 20
VII
vlll Contents
2.2. Characters 20
2.3. Attributes 24
2.4. Character Cells and Display Buffers 25
2.5. Additional Definitions 26
2.6. Rectangles 27
2.7. Portability 30
2.8. Memory Operations 34
2.9. Error Handling 36
2.10. AllocatingMemory 37
2.11. String Functions 38
2.12. Summary 39
3 The Physical Screen 41
3.1. Introduction 41
3.2. Physical Screen Interface 42
3.2.1. Properties ofthe PhysicalScreen, 42
3.2.2. Physical Screen InterfaceFunctions, 43
3.2.3. ExampleProgram, 48
3.3. Terminal-Specific (Z-19) Implementation 48
3.3.1. Z-19 Control Codes and Escape Sequences, 49
3.3.2. Z-19Implementation ofthe Physical Screen Interface, 54
3.3.3. Generalizations to Other Terminals, 61
3.4. UNIXTermcap 62
3.4.1. Termcap Database, 63
3.4.2. TermcapAccessFunctions, 67
3.4.3. Termcap Implementation ofthe Physical Screen
Interface, 71