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The Ring programming language version 1.8 book - Part 201 of 202

The document provides reference information for various classes in the RingQt library. It includes classes for GUI components like QPushButton, QLabel, QCheckBox, widgets like QTextEdit, QListView, and core classes like QObject, QEvent, QFile. Each class entry includes a link to its documentation in the RingQt Classes Reference. The document also lists extensions to Ring like RingLibCurl, RingLibSDL and RingOpenGL with links to their respective functions references.

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Ring Documentation, Release 1.8 QString2 Class RingQt Classes Reference, 1069 QStringList Class RingQt Classes Reference, 1069 QStringRef Class RingQt Classes Reference, 1070 QSurfaceFormat Class RingQt Classes Reference, 1072 QSystemTrayIcon Class RingQt Classes Reference, 1073 Qt Class Convertor What is new in Ring 1.4?, 122 Qt configuration file Code Generator, 874 QTabBar Class RingQt Classes Reference, 1074 QTableView Class RingQt Classes Reference, 1077 QTableWidget Class RingQt Classes Reference, 1078 QTableWidgetItem Class RingQt Classes Reference, 1080 QTabWidget Class RingQt Classes Reference, 1075 QTcpServer Class RingQt Classes Reference, 1081 QTcpSocket Class RingQt Classes Reference, 1082 QTest Class RingQt Classes Reference, 1083 QTextBlock Class RingQt Classes Reference, 1083 QTextBrowser Class RingQt Classes Reference, 1084 QTextCharFormat Class RingQt Classes Reference, 1084 QTextCodec Class RingQt Classes Reference, 1086 QTextCursor Class RingQt Classes Reference, 1086 QTextDocument Class RingQt Classes Reference, 1088 QTextEdit Class RingQt Classes Reference, 1090 QThread Class RingQt Classes Reference, 1093 QThreadPool Class RingQt Classes Reference, 1094 QTime Class RingQt Classes Reference, 1094 QTimer Class RingQt Classes Reference, 1095 QToolBar Class RingQt Classes Reference, 1095 QToolButton Class RingQt Classes Reference, 1096 QTreeView Class RingQt Classes Reference, 1097 QTreeWidget Class RingQt Classes Reference, 1099 QTreeWidgetItem Class RingQt Classes Reference, 1101 Queue Class Stdlib Classes, 377 Quotes about Ring Applications developed in little hours, 1 QUrl Class RingQt Classes Reference, 1102 QUuid Class RingQt Classes Reference, 1104 QVariant Class RingQt Classes Reference, 1104 QVBoxLayout Class RingQt Classes Reference, 1104 QVector2D Class RingQt Classes Reference, 1105 QVector3D Class RingQt Classes Reference, 1106 QVector4D Class RingQt Classes Reference, 1106 QVideoWidget and QMediaPlayer Desktop and Mobile Development, 663 QVideoWidget Class RingQt Classes Reference, 1107 QVideoWidgetControl Class RingQt Classes Reference, 1108 QWebEngineView Class RingQt Classes Reference, 1108 QWebView Class RingQt Classes Reference, 1109 QWidget Class RingQt Classes Reference, 1110 QWindow Class RingQt Classes Reference, 1116 QXmlStreamAttribute Class RingQt Classes Reference, 1119 QXmlStreamAttributes Class RingQt Classes Reference, 1120 QXmlStreamEntityDeclaration Class RingQt Classes Reference, 1120 QXmlStreamEntityResolver Class RingQt Classes Reference, 1120 QXmlStreamNamespaceDeclaration Class RingQt Classes Reference, 1121 QXmlStreamNotationDeclaration Class RingQt Classes Reference, 1121 QXmlStreamReader Class RingQt Classes Reference, 1121 Index 1971
Ring Documentation, Release 1.8 QXmlStreamWriter Class RingQt Classes Reference, 1123 Raise() Eval() and Debugging, 283 RandBytes() Security and Internet Functions, 314 Random Image Web Development (CGI Library), 438 Random() Mathematical Functions, 262 Read File using Read() Files, 266 readline() Stdlib Functions, 366 Real Natual Code Natural Language Programming, 407 Recursion Functions - First Style, 220 Functions - Second Style, 224 Functions - Third Style, 228 Reference Compiler Errors, 921 Environment Errors, 923 Introduction, 918 Language Functions, 920 Language Grammar, 923 Language Keywords, 919 Runtime Errors, 922 Virtual Machine Instructions, 925 Reflection and Meta-programming addattribute(), 348 addmethod(), 348 attributes(), 345 cfunctions(), 338 classes(), 342 classname(), 344 functions(), 338 getattribute(), 350 globals(), 337 Introduction, 335 isattribute(), 346 iscfunction(), 340 isclass(), 342 isfunction(), 339 isglobal(), 339 islocal(), 339 ismethod(), 347 isobject(), 345 ispackage(), 341 ispackagesclass(), 343 isprivateattribute(), 346 isprivatemethod(), 347 locals(), 337 mergemethods(), 352 methods(), 345 objectid(), 344 packagename(), 353 packages(), 340 packagesclasses(), 343 setattribute(), 351 Register New Functions Code Generator, 868 Regular Expressions Desktop and Mobile Development, 698 Relational Operators Operators, 197 Remove() Files, 267 Rename() Files, 267 Resources Arabic Resources, 1946 Contact the Authors, 1946 Introduction, 1945 Ring Group, 1946 Ring Language Website, 1946 Source Code, 1946 Restore Image From The Database MySQL Functions, 304 Return object by reference Declarative Programming, 396 Return Self by Reference What is new in Ring 1.3?, 136 Return Value Extension, 855 Functions - First Style, 219 Functions - Second Style, 223 Functions - Third Style, 227 Reverse() Lists, 234 Rewind() Files, 269 Right() Strings, 242 Ring and other languages Introduction, 24 RING API - list Functions Extension, 857 RING API - String Functions Extension, 859 Ring CGI Hello World Program Web Development (CGI Library), 419 Ring Group Resources, 1946 Ring Language Website Resources, 1946 Ring mode for Emacs Editor Index 1972
Ring Documentation, Release 1.8 What is new in Ring 1.3?, 134 Ring Notepad Introduction, 174 Ring Notepad - Creating and running your first con- sole application, 175 Ring Notepad - Creating and running your first game, 181 Ring Notepad - Creating and running your first GUI application, 178 Ring Notepad - Creating and running your first Web application, 179 Ring Notepad - Main Window, 175 The Browser Menu, 186 The Distribute Menu, 187 The Edit Menu, 183 The File Menu, 183 The Help Menu, 187 The Main File in the Project, 182 The Program Menu, 186 The Tools Menu, 187 The View Menu, 184 Ring Notepad - Creating and running your first console application Ring Notepad, 175 Ring Notepad - Creating and running your first game Ring Notepad, 181 Ring Notepad - Creating and running your first GUI ap- plication Ring Notepad, 178 Ring Notepad - Creating and running your first Web ap- plication Ring Notepad, 179 Ring Notepad - Main Window Ring Notepad, 175 Ring State Embedding Ring Language in C/C++ Programs, 862 Ring State Functions Embedding Ring Language in C/C++ Programs, 862 Ring State Variables Embedding Ring Language in C/C++ Programs, 863 Ring VM - Tracing Functions What is new in Ring 1.5?, 96 ring_ext.c Extension, 852 ring_ext.h Extension, 852 ring_state_new() and ring_state_mainfile() Embedding Ring in Ring, 850 ring_state_new() and ring_state_mainfile() functions What is new in Ring 1.7?, 54 ring_state_setvar() Embedding Ring in Ring, 849 RingAllegro Functions Reference Introduction, 1152 RingCodeHighlighter Class RingQt Classes Reference, 1124 RingConsoleColors Extension What is new in Ring 1.6?, 63 RingConsoleColors Functions Reference Introduction, 1150 RingFreeGLUT Extension What is new in Ring 1.5?, 82 RingFreeGLUT Functions Reference Introduction, 1204 RingLibCurl Facebook Login, 472 Get Request, 472 Get Stock Data From Yahoo, 474 Introduction, 471 Post Request, 472 Save output to string, 473 What is new in Ring 1.2?, 143 RingLibCurl Functions Reference Introduction, 1140 RingLibSDL Close Window Event, 496 Create Window, 493 Display Image, 493 Display PNG Images, 494 Display Transparent Images, 495 Draw Rectangle, 494 Introduction, 492 Mouse Events, 497 Play Sound, 498 Switch Between Two Images, 493 Use TTF Fonts, 495 What is new in Ring 1.1?, 152 RingLibSDL Functions Reference Introduction, 1171 RingLibuv Client Example, 502 Client Example - Using Classes, 505 First Application using RingLibuv, 500 Introduction, 499 Server Example, 501 Server Example using Classes, 504 The Events Loop, 501 Threads Example, 506 Threads Example - Using Classes, 507 RingLibuv Extension What is new in Ring 1.7?, 57 RingLibuv Functions Reference Introduction, 1195 RingLibZip Functions Reference Introduction, 1149 RingMurmurHash Extension What is new in Ring 1.6?, 63 RingMurmurHash Functions Reference Index 1973
Ring Documentation, Release 1.8 Example, 1125 Introduction, 1124 MurmurHash1 functions, 1125 MurmurHash2 functions, 1125 MurmurHash3 functions, 1125 RingOpenGL (OpenGL 1.1) Functions Reference Introduction, 1213 RingOpenGL (OpenGL 1.2) Functions Reference Introduction, 1238 RingOpenGL (OpenGL 1.3) Functions Reference Introduction, 1264 RingOpenGL (OpenGL 1.4) Functions Reference Introduction, 1293 RingOpenGL (OpenGL 1.5) Functions Reference Introduction, 1323 RingOpenGL (OpenGL 2.0) Functions Reference Introduction, 1354 RingOpenGL (OpenGL 2.1) Functions Reference Introduction, 1388 RingOpenGL (OpenGL 3.0) Functions Reference Introduction, 1430 RingOpenGL (OpenGL 3.1) Functions Reference Introduction, 1475 RingOpenGL (OpenGL 3.2) Functions Reference Introduction, 1521 RingOpenGL (OpenGL 3.3) Functions Reference Introduction, 1568 RingOpenGL (OpenGL 4.0) Functions Reference Introduction, 1615 RingOpenGL (OpenGL 4.1) Functions Reference Introduction, 1662 RingOpenGL (OpenGL 4.2) Functions Reference Introduction, 1709 RingOpenGL (OpenGL 4.3) Functions Reference Introduction, 1756 RingOpenGL (OpenGL 4.4) Functions Reference Introduction, 1803 RingOpenGL (OpenGL 4.5) Functions Reference Introduction, 1850 RingOpenGL (OpenGL 4.6) Functions Reference Introduction, 1897 RingOpenGL Extension What is new in Ring 1.5?, 91 RingQt Classes and their Qt Documentation Desktop and Mobile Development, 732 RingQt Classes Reference CodeEditor Class, 932 Introduction, 931 QAbstractButton Class, 932 QAbstractItemView Class, 933 QAbstractScrollArea Class, 935 QAbstractSlider Class, 935 QAbstractSocket Class, 936 QAbstractSpinBox Class, 938 QAction Class, 938 QAllEvents Class, 940 QApp Class, 944 QAxBase Class, 944 QAxObject Class, 945 QBitmap Class, 945 QBluetoothAddress Class, 945 QBluetoothDeviceDiscoveryAgent Class, 945 QBluetoothDeviceInfo Class, 946 QBluetoothHostInfo Class, 946 QBluetoothLocalDevice Class, 947 QBoxLayout Class, 947 QBrush Class, 947 QBuffer Class, 948 QButtonGroup Class, 948 QByteArray Class, 949 QCalendarWidget Class, 951 QCamera Class, 952 QCameraImageCapture Class, 953 QCameraViewfinder Class, 954 QCheckBox Class, 954 QColor Class, 954 QColorDialog Class, 957 QComboBox Class, 957 QCompleter Class, 959 QCompleter2 Class, 960 QCompleter3 Class, 960 QCoreApplication Class, 960 QCursor Class, 961 QDate Class, 962 QDateEdit Class, 963 QDateTime Class, 963 QDateTimeEdit Class, 964 QDesktopServices Class, 965 QDesktopWidget Class, 966 QDial Class, 966 QDialog Class, 967 QDir Class, 967 QDirModel Class, 969 QDockWidget Class, 970 QEvent Class, 970 QFile Class, 971 QFileDevice Class, 972 QFileDialog Class, 972 QFileInfo Class, 973 QFileSystemModel Class, 975 QFont Class, 976 QFontDialog Class, 978 QFontMetrics Class, 978 QFrame Class, 979 QFrame2 Class, 980 QFrame3 Class, 980 QGradient Class, 980 QGraphicsVideoItem Class, 980 Index 1974
Ring Documentation, Release 1.8 QGridLayout Class, 981 QGuiApplication Class, 981 QHBoxLayout Class, 984 QHeaderView Class, 984 QHostAddress Class, 986 QHostInfo Class, 986 QIcon Class, 988 QImage Class, 988 QInputDialog Class, 990 QIODevice Class, 987 QJsonArray Class, 991 QJsonDocument Class, 992 QJsonObject Class, 992 QJsonParseError Class, 993 QJsonValue Class, 993 QKeySequence Class, 993 QLabel Class, 994 QLayout Class, 995 QLCDNumber Class, 994 QLinearGradient Class, 998 QLineEdit Class, 996 QListView Class, 998 QListWidget Class, 999 QListWidgetItem Class, 1001 QMainWindow Class, 1002 QMatrix4x4 Class, 1003 QMdiArea Class, 1004 QMdiSubWindow Class, 1005 QMediaObject Class, 1006 QMediaPlayer Class, 1006 QMediaPlaylist Class, 1007 QMenu Class, 1008 QMenuBar Class, 1008 QMessageBox Class, 1009 QMutex Class, 1010 QMutexLocker Class, 1010 QNetworkAccessManager Class, 1010 QNetworkProxy Class, 1011 QNetworkReply Class, 1012 QNetworkRequest Class, 1013 QObject Class, 1013 QOpenGLBuffer Class, 1014 QOpenGLContext Class, 1014 QOpenGLDebugLogger Class, 1015 QOpenGLFramebufferObject Class, 1016 QOpenGLFunctions Class, 1016 QOpenGLFunctions_3_2_Core Class, 1021 QOpenGLPaintDevice Class, 1028 QOpenGLShader Class, 1029 QOpenGLShaderProgram Class, 1029 QOpenGLTexture Class, 1033 QOpenGLTimerQuery Class, 1035 QOpenGLVersionProfile Class, 1036 QOpenGLVertexArrayObject Class, 1036 QOpenGLWidget Class, 1036 QPaintDevice Class, 1037 QPainter Class, 1037 QPainter2 Class, 1040 QPainterPath Class, 1040 QPen Class, 1041 QPicture Class, 1042 QPixmap Class, 1042 QPixmap2 Class, 1044 QPlainTextEdit Class, 1044 QPoint Class, 1046 QPointF Class, 1047 QPrinter Class, 1047 QProcess Class, 1048 QProgressBar Class, 1049 QPushButton Class, 1050 QQmlError Class, 1051 QQuaternion Class, 1051 QQuickWidget Class, 1052 QRadioButton Class, 1052 QRect Class, 1053 QRegion Class, 1054 QRegularExpression Class, 1055 QRegularExpressionMatch Class, 1056 QRegularExpressionMatchIterator Class, 1056 QScreen Class, 1057 QScrollArea Class, 1058 QScrollBar Class, 1058 QSerialPort Class, 1058 QSerialPortInfo Class, 1060 QSize Class, 1060 QSlider Class, 1060 QSpinBox Class, 1061 QSplashScreen Class, 1061 QSplitter Class, 1062 QSqlDatabase Class, 1063 QSqlDriver Class, 1064 QSqlDriverCreatorBase Class, 1064 QSqlError Class, 1064 QSqlField Class, 1065 QSqlIndex Class, 1065 QSqlQuery Class, 1066 QSqlRecord Class, 1067 QStackedWidget Class, 1067 QStandardPaths Class, 1068 QStatusBar Class, 1068 QString2 Class, 1069 QStringList Class, 1069 QStringRef Class, 1070 QSurfaceFormat Class, 1072 QSystemTrayIcon Class, 1073 QTabBar Class, 1074 QTableView Class, 1077 QTableWidget Class, 1078 Index 1975
Ring Documentation, Release 1.8 QTableWidgetItem Class, 1080 QTabWidget Class, 1075 QTcpServer Class, 1081 QTcpSocket Class, 1082 QTest Class, 1083 QTextBlock Class, 1083 QTextBrowser Class, 1084 QTextCharFormat Class, 1084 QTextCodec Class, 1086 QTextCursor Class, 1086 QTextDocument Class, 1088 QTextEdit Class, 1090 QThread Class, 1093 QThreadPool Class, 1094 QTime Class, 1094 QTimer Class, 1095 QToolBar Class, 1095 QToolButton Class, 1096 QTreeView Class, 1097 QTreeWidget Class, 1099 QTreeWidgetItem Class, 1101 QUrl Class, 1102 QUuid Class, 1104 QVariant Class, 1104 QVBoxLayout Class, 1104 QVector2D Class, 1105 QVector3D Class, 1106 QVector4D Class, 1106 QVideoWidget Class, 1107 QVideoWidgetControl Class, 1108 QWebEngineView Class, 1108 QWebView Class, 1109 QWidget Class, 1110 QWindow Class, 1116 QXmlStreamAttribute Class, 1119 QXmlStreamAttributes Class, 1120 QXmlStreamEntityDeclaration Class, 1120 QXmlStreamEntityResolver Class, 1120 QXmlStreamNamespaceDeclaration Class, 1121 QXmlStreamNotationDeclaration Class, 1121 QXmlStreamReader Class, 1121 QXmlStreamWriter Class, 1123 RingCodeHighlighter Class, 1124 RingREPL What is new in Ring 1.4?, 118 RingSQLite What is new in Ring 1.1?, 153 ringvm_callfunc() Low Level Functions, 834 RingVM_CallList() Low Level Functions, 830 RingVM_CFunctionsList() Low Level Functions, 826 RingVM_ClassesList() Low Level Functions, 826 ringvm_evalinscope() Low Level Functions, 833 RingVM_FilesList() Low Level Functions, 831 RingVM_FunctionsList() Low Level Functions, 826 ringvm_give() function Low Level Functions, 842 ringvm_hideerrorMsg() Low Level Functions, 833 RingVM_MemoryList() Low Level Functions, 828 RingVM_PackagesList() Low Level Functions, 827 ringvm_passerror() Low Level Functions, 833 ringvm_scopescount() Low Level Functions, 833 ringvm_see() and ringvm_give() functions What is new in Ring 1.7?, 53 ringvm_see() function Low Level Functions, 841 ringvm_settrace() Low Level Functions, 832 ringvm_tracedata() Low Level Functions, 832 ringvm_traceevent() Low Level Functions, 832 ringvm_tracefunc() Low Level Functions, 833 RingZip Create Zip File, 476 Extract Zip File, 476 Introduction, 475 Print files in Zip file, 476 Using RingZip Classes, 476 Zip Class Reference, 478 ZipEntry Class Reference, 478 RingZip Library What is new in Ring 1.3?, 137 Rotate Text Desktop and Mobile Development, 695 Rules The Type Hints Library, 788 Run the program Getting Started - First Style, 167 Getting Started - Second Style, 170 Getting Started - Third Style, 172 Running Forms Form Designer, 747 Runtime Errors Reference, 922 Runtime Errors when Embedding Ring in Ring Index 1976
Ring Documentation, Release 1.8 Embedding Ring in Ring, 851 Samples How to contribute?, 165 Samples in this book Applications developed in little hours, 14 Samples Source (Authors) Using RingOpenGL and RingFreeGLUT for 3D Graphics, 561 Save and Restore Images ODBC Functions, 296 Save Image Inside the Database MySQL Functions, 304 Save output to string RingLibCurl, 473 Scaling and Rotating Images Graphics and Game Programming, 488 Scope Rules Accessing the class attributes from braces inside class methods, 763 Conflict between Class Attributes and Local Vari- ables, 760 Conflict between Global Variables and Class At- tributes, 759 Conflict between self inside braces and self in the class region, 766 Creating a Class for each Window in GUI applica- tions, 765 Defining Variables and Variables Access, 757 How Ring find the Variable?, 758 Introduction, 756 Summary of Scope Rules, 770 The For Loops uses the local scope, 770 The Self Object, 758 Three Scopes, 757 Using Braces to access objects inside Class Methods, 761 Using braces to escape from the current object scope, 769 Using Object.Attribute, 758 Scope Rules for Functions and Methods Calling a function sharing the name with a method in the current class, 775 Example about Sharing Names between Functions and Methods, 773 How Ring find a functions and methods?, 773 Introduction, 772 ScriptFunctions Class Web Development (CGI Library), 469 Search Lists, 233 Search of global names while defining the class attributes Frequently Asked Questions, 899 Security and Internet Functions Decrypt(), 313 Download(), 314 Encrypt(), 312 Example, 313 File Hash, 313 Introduction, 309 MD5(), 310 RandBytes(), 314 SendEmail(), 314 SHA1(), 311 SHA224(), 312 SHA256(), 311 SHA384(), 312 SHA512(), 311 Security Class Stdlib Classes, 393 Send Parameters Functions - First Style, 218 Functions - Second Style, 222 Functions - Third Style, 226 SendEmail() Security and Internet Functions, 314 Serial Execution of Programs Embedding Ring in Ring, 848 Server Example RingLibuv, 501 Server Example using Classes RingLibuv, 504 Set List Item Lists, 232 setattribute() Reflection and Meta-programming, 351 Setter and Getter Object Oriented Programming, 320 SHA1() Security and Internet Functions, 311 SHA224() Security and Internet Functions, 312 SHA256() Security and Internet Functions, 311 SHA384() Security and Internet Functions, 312 SHA512() Security and Internet Functions, 311 Shared Libraries Extension, 860 Short-circuit evaluation Control Structures - First Style, 204 Shutdown() Function System Functions, 281 sign() Stdlib Functions, 360 Simple Language Design, 29 Index 1977
Ring Documentation, Release 1.8 Simple Client and Server Example Desktop and Mobile Development, 699 Sin() Implementation Extension, 856 Single: Desktop and Mobile Development Introduction, 630 sleep() Stdlib Functions, 367 Smart Garbage Collector Language Design, 37 Sort() Lists, 233 Sort() and List of Objects Object Oriented Programming, 326 Sound Class Game Engine for 2D Games, 512 Source Code Resources, 1946 Source Code File Sections Program Structure, 229 space() Low Level Functions, 823 Special thanks to contributors How to contribute?, 165 split() Stdlib Functions, 357 splitmany() Stdlib Functions, 357 Sprite Automatic Movement Game Engine for 2D Games, 519 Sprite Class Game Engine for 2D Games, 511 Sprite Keypress Event Game Engine for 2D Games, 520 Sprite Mouse Event Game Engine for 2D Games, 521 Sprite State Event Game Engine for 2D Games, 522 SQLite Introduction, 306 sqlite_close(), 307 sqlite_execute(), 307 sqlite_init(), 307 sqlite_open(), 307 SQLite Class Stdlib Classes, 392 sqlite_close() SQLite, 307 sqlite_execute() SQLite, 307 sqlite_init() SQLite, 307 sqlite_open() SQLite, 307 Squares Puzzle Game Applications developed in little hours, 9 Stack Class Stdlib Classes, 377 Stars Fighter Game Game Engine for 2D Games, 531 startswith() Stdlib Functions, 361 Static Methods Code Generator, 883 StdBase Class Stdlib Classes, 372 Stdlib Classes Conversion Class, 389 DataType Class, 388 DateTime Class, 383 Debug Class, 387 File Class, 385 HashTable Class, 378 Internet Class, 394 Introduction, 371 List Class, 375 Math Class, 380 MySQL Class, 391 ODBC Class, 390 Queue Class, 377 Security Class, 393 SQLite Class, 392 Stack Class, 377 StdBase Class, 372 String Class, 373 System Class, 386 Tree Class, 379 Stdlib Functions apppath(), 355 binarydigits(), 364 capitalized(), 358 changestring(), 367 dayofweek(), 365 direxists(), 367 endswith(), 361 EpochTime(), 369 evenorodd(), 363 factorial(), 359 factors(), 363 fibonacci(), 360 file2list(), 361 filter(), 357 FSize(), 368 gcd(), 362 getnumber(), 355 getstring(), 355 Introduction, 353 isleapyear(), 364 Index 1978
Ring Documentation, Release 1.8 ismainsourcefile(), 367 isprime(), 360 isspecial(), 358 isvowel(), 359 JustFileName(), 356 JustFilePath(), 355 lcm(), 362 linecount(), 359 list2file(), 360 ListAllFiles() Function, 369 makedir(), 368 map(), 357 matrixmulti(), 364 matrixtrans(), 365 newlist(), 358 OSCopyFile() Function, 370 OSCopyFolder() Function, 370 OSCreateOpenFolder() Function, 370 OSDeleteFile() Function, 371 OSDeleteFolder() Function, 370 OSRenameFile() Function, 371 palindrome(), 364 permutation(), 365 print(), 354 Print2Str() Function, 354 prodlist(), 363 puts(), 354 readline(), 366 sign(), 360 sleep(), 367 split(), 357 splitmany(), 357 startswith(), 361 substring(), 366 sumlist(), 362 SystemCmd() Function, 369 SystemSilent() Function, 370 times(), 356 TrimAll(), 368 TrimLeft(), 368 TrimRight(), 369 value(), 356 StdLib functions and classes written in Ring What is new in Ring 1.1?, 150 Step Option Control Structures - First Style, 202 Steps to create the extension Create your first extension, 885 StopWatch Application What is new in Ring 1.8?, 41 Str2Hex() Data Type, 259 str2list() and list2str() Strings, 245 strcmp() Strings, 245 String Class Stdlib Classes, 373 String Literals Strings, 241 String() Data Type, 257 String2Constant Application What is new in Ring 1.8?, 40 Strings Access String Letters, 241 Convert Letters Case, 241 Copy(), 243 Find SubString, 244 Get Number of Characters from position, 244 Get String Length, 241 Get Substring from position to end, 244 Introduction, 240 Left(), 242 Lines(), 243 Merge binary characters, 246 Right(), 242 str2list() and list2str(), 245 strcmp(), 245 String Literals, 241 Substr(), 243 Transform Substring To Another Substring, 244 Trim(), 243 StyleFunctions Class Web Development (CGI Library), 469 Substr() Strings, 243 substring() Stdlib Functions, 366 sumlist() Stdlib Functions, 362 Summary of Scope Rules Scope Rules, 770 Super Man 2016 Game Game Engine for 2D Games, 546 Swap Items Lists, 239 Switch Between Two Images RingLibSDL, 493 Switch Statement Control Structures - First Style, 200 Control Structures - Second Style, 207 Control Structures - Third Style, 210 Syntax Flexibility Change Language Keywords, 777 Change Language Operators, 778 Ignore new lines after keywords, 786 Introduction, 776 Index 1979
Ring Documentation, Release 1.8 Language Design, 35 Load Syntax Files, 778 Using ’case’ as ’on’ in switch statements, 784 Using ’def’ as ’func’ in functions/methods defini- tion, 784 Using ’end’ keyword after Pack- ages/Classes/Functions, 785 Using ’endpackage’/’endclass’/’endfunc’ keywords after Packages/Classes/Functions, 785 Using ’put’ and ’get’ as ’see’ and ’give’, 784 Using () around the function parameters, 778 in the start of the variable name, 781 Using braces { } in Packages/Classes/Functions, 785 Using braces to start and end different control struc- tures, 783 Using Semi-colon after and between statements, 780 Using the ’else’ keyword as ’other’ in switch state- ment, 781 Using the ’elseif’ keyword as ’but’ in if statement, 781 Using the ’end’ keyword in different control struc- tures, 782 What is new in Ring 1.1?, 147 SysGet() Function System Functions, 276 System Class Stdlib Classes, 386 System Functions ChDir() Function, 280 CurrentDir() Function, 280 Example, 277 ExeFileName() Function, 280 ExeFolder() Function, 280 Get Active Source File Name, 279 Get Command Line Arguments, 278 Introduction, 274 IsAndroid() Function, 277 IsFreeBSD() Function, 277 IsLinux() Function, 277 IsMacOSX() Function, 276 IsMSDOS() Function, 276 IsUnix() Function, 276 IsWindows() Function, 276 IsWindows64() Function, 276 PrevFileName() Function, 279 Shutdown() Function, 281 SysGet() Function, 276 System() Function, 275 Version() Function, 280 Windowsnl() Function, 278 System() Function System Functions, 275 SystemCmd() Function Stdlib Functions, 369 SystemSilent() Function Stdlib Functions, 370 Tempfile() Files, 269 Templates Web Development (CGI Library), 433 Tempname() Files, 269 Testing How to contribute?, 165 Testing the extension Create your first extension, 886 Text Class Game Engine for 2D Games, 511 The Browser Menu Ring Notepad, 186 The Camera Using RingOpenGL and RingFreeGLUT for 3D Graphics, 571 The Cards Game Demo Programs, 721 Desktop and Mobile Development, 721 The Designer Windows Form Designer, 746 The Difference between Qt and RingQt Desktop and Mobile Development, 731 The Distribute Menu Ring Notepad, 187 The documentation says functional programming is sup- ported, but then this happens? Frequently Asked Questions, 891 The Edit Menu Ring Notepad, 183 The Events Loop RingLibuv, 501 The File Menu Ring Notepad, 183 The First GUI Application Desktop and Mobile Development, 631 The First Triangle Using RingOpenGL and RingFreeGLUT for 3D Graphics, 564 The First Window using RingFreeGLUT Using RingOpenGL and RingFreeGLUT for 3D Graphics, 562 The For Loops uses the local scope Scope Rules, 770 What is new in Ring 1.8?, 46 The Help Menu Ring Notepad, 187 The Main File in the Project Ring Notepad, 182 The Natural Library Index 1980

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The Ring programming language version 1.8 book - Part 201 of 202

  • 1.
    Ring Documentation, Release1.8 QString2 Class RingQt Classes Reference, 1069 QStringList Class RingQt Classes Reference, 1069 QStringRef Class RingQt Classes Reference, 1070 QSurfaceFormat Class RingQt Classes Reference, 1072 QSystemTrayIcon Class RingQt Classes Reference, 1073 Qt Class Convertor What is new in Ring 1.4?, 122 Qt configuration file Code Generator, 874 QTabBar Class RingQt Classes Reference, 1074 QTableView Class RingQt Classes Reference, 1077 QTableWidget Class RingQt Classes Reference, 1078 QTableWidgetItem Class RingQt Classes Reference, 1080 QTabWidget Class RingQt Classes Reference, 1075 QTcpServer Class RingQt Classes Reference, 1081 QTcpSocket Class RingQt Classes Reference, 1082 QTest Class RingQt Classes Reference, 1083 QTextBlock Class RingQt Classes Reference, 1083 QTextBrowser Class RingQt Classes Reference, 1084 QTextCharFormat Class RingQt Classes Reference, 1084 QTextCodec Class RingQt Classes Reference, 1086 QTextCursor Class RingQt Classes Reference, 1086 QTextDocument Class RingQt Classes Reference, 1088 QTextEdit Class RingQt Classes Reference, 1090 QThread Class RingQt Classes Reference, 1093 QThreadPool Class RingQt Classes Reference, 1094 QTime Class RingQt Classes Reference, 1094 QTimer Class RingQt Classes Reference, 1095 QToolBar Class RingQt Classes Reference, 1095 QToolButton Class RingQt Classes Reference, 1096 QTreeView Class RingQt Classes Reference, 1097 QTreeWidget Class RingQt Classes Reference, 1099 QTreeWidgetItem Class RingQt Classes Reference, 1101 Queue Class Stdlib Classes, 377 Quotes about Ring Applications developed in little hours, 1 QUrl Class RingQt Classes Reference, 1102 QUuid Class RingQt Classes Reference, 1104 QVariant Class RingQt Classes Reference, 1104 QVBoxLayout Class RingQt Classes Reference, 1104 QVector2D Class RingQt Classes Reference, 1105 QVector3D Class RingQt Classes Reference, 1106 QVector4D Class RingQt Classes Reference, 1106 QVideoWidget and QMediaPlayer Desktop and Mobile Development, 663 QVideoWidget Class RingQt Classes Reference, 1107 QVideoWidgetControl Class RingQt Classes Reference, 1108 QWebEngineView Class RingQt Classes Reference, 1108 QWebView Class RingQt Classes Reference, 1109 QWidget Class RingQt Classes Reference, 1110 QWindow Class RingQt Classes Reference, 1116 QXmlStreamAttribute Class RingQt Classes Reference, 1119 QXmlStreamAttributes Class RingQt Classes Reference, 1120 QXmlStreamEntityDeclaration Class RingQt Classes Reference, 1120 QXmlStreamEntityResolver Class RingQt Classes Reference, 1120 QXmlStreamNamespaceDeclaration Class RingQt Classes Reference, 1121 QXmlStreamNotationDeclaration Class RingQt Classes Reference, 1121 QXmlStreamReader Class RingQt Classes Reference, 1121 Index 1971
  • 2.
    Ring Documentation, Release1.8 QXmlStreamWriter Class RingQt Classes Reference, 1123 Raise() Eval() and Debugging, 283 RandBytes() Security and Internet Functions, 314 Random Image Web Development (CGI Library), 438 Random() Mathematical Functions, 262 Read File using Read() Files, 266 readline() Stdlib Functions, 366 Real Natual Code Natural Language Programming, 407 Recursion Functions - First Style, 220 Functions - Second Style, 224 Functions - Third Style, 228 Reference Compiler Errors, 921 Environment Errors, 923 Introduction, 918 Language Functions, 920 Language Grammar, 923 Language Keywords, 919 Runtime Errors, 922 Virtual Machine Instructions, 925 Reflection and Meta-programming addattribute(), 348 addmethod(), 348 attributes(), 345 cfunctions(), 338 classes(), 342 classname(), 344 functions(), 338 getattribute(), 350 globals(), 337 Introduction, 335 isattribute(), 346 iscfunction(), 340 isclass(), 342 isfunction(), 339 isglobal(), 339 islocal(), 339 ismethod(), 347 isobject(), 345 ispackage(), 341 ispackagesclass(), 343 isprivateattribute(), 346 isprivatemethod(), 347 locals(), 337 mergemethods(), 352 methods(), 345 objectid(), 344 packagename(), 353 packages(), 340 packagesclasses(), 343 setattribute(), 351 Register New Functions Code Generator, 868 Regular Expressions Desktop and Mobile Development, 698 Relational Operators Operators, 197 Remove() Files, 267 Rename() Files, 267 Resources Arabic Resources, 1946 Contact the Authors, 1946 Introduction, 1945 Ring Group, 1946 Ring Language Website, 1946 Source Code, 1946 Restore Image From The Database MySQL Functions, 304 Return object by reference Declarative Programming, 396 Return Self by Reference What is new in Ring 1.3?, 136 Return Value Extension, 855 Functions - First Style, 219 Functions - Second Style, 223 Functions - Third Style, 227 Reverse() Lists, 234 Rewind() Files, 269 Right() Strings, 242 Ring and other languages Introduction, 24 RING API - list Functions Extension, 857 RING API - String Functions Extension, 859 Ring CGI Hello World Program Web Development (CGI Library), 419 Ring Group Resources, 1946 Ring Language Website Resources, 1946 Ring mode for Emacs Editor Index 1972
  • 3.
    Ring Documentation, Release1.8 What is new in Ring 1.3?, 134 Ring Notepad Introduction, 174 Ring Notepad - Creating and running your first con- sole application, 175 Ring Notepad - Creating and running your first game, 181 Ring Notepad - Creating and running your first GUI application, 178 Ring Notepad - Creating and running your first Web application, 179 Ring Notepad - Main Window, 175 The Browser Menu, 186 The Distribute Menu, 187 The Edit Menu, 183 The File Menu, 183 The Help Menu, 187 The Main File in the Project, 182 The Program Menu, 186 The Tools Menu, 187 The View Menu, 184 Ring Notepad - Creating and running your first console application Ring Notepad, 175 Ring Notepad - Creating and running your first game Ring Notepad, 181 Ring Notepad - Creating and running your first GUI ap- plication Ring Notepad, 178 Ring Notepad - Creating and running your first Web ap- plication Ring Notepad, 179 Ring Notepad - Main Window Ring Notepad, 175 Ring State Embedding Ring Language in C/C++ Programs, 862 Ring State Functions Embedding Ring Language in C/C++ Programs, 862 Ring State Variables Embedding Ring Language in C/C++ Programs, 863 Ring VM - Tracing Functions What is new in Ring 1.5?, 96 ring_ext.c Extension, 852 ring_ext.h Extension, 852 ring_state_new() and ring_state_mainfile() Embedding Ring in Ring, 850 ring_state_new() and ring_state_mainfile() functions What is new in Ring 1.7?, 54 ring_state_setvar() Embedding Ring in Ring, 849 RingAllegro Functions Reference Introduction, 1152 RingCodeHighlighter Class RingQt Classes Reference, 1124 RingConsoleColors Extension What is new in Ring 1.6?, 63 RingConsoleColors Functions Reference Introduction, 1150 RingFreeGLUT Extension What is new in Ring 1.5?, 82 RingFreeGLUT Functions Reference Introduction, 1204 RingLibCurl Facebook Login, 472 Get Request, 472 Get Stock Data From Yahoo, 474 Introduction, 471 Post Request, 472 Save output to string, 473 What is new in Ring 1.2?, 143 RingLibCurl Functions Reference Introduction, 1140 RingLibSDL Close Window Event, 496 Create Window, 493 Display Image, 493 Display PNG Images, 494 Display Transparent Images, 495 Draw Rectangle, 494 Introduction, 492 Mouse Events, 497 Play Sound, 498 Switch Between Two Images, 493 Use TTF Fonts, 495 What is new in Ring 1.1?, 152 RingLibSDL Functions Reference Introduction, 1171 RingLibuv Client Example, 502 Client Example - Using Classes, 505 First Application using RingLibuv, 500 Introduction, 499 Server Example, 501 Server Example using Classes, 504 The Events Loop, 501 Threads Example, 506 Threads Example - Using Classes, 507 RingLibuv Extension What is new in Ring 1.7?, 57 RingLibuv Functions Reference Introduction, 1195 RingLibZip Functions Reference Introduction, 1149 RingMurmurHash Extension What is new in Ring 1.6?, 63 RingMurmurHash Functions Reference Index 1973
  • 4.
    Ring Documentation, Release1.8 Example, 1125 Introduction, 1124 MurmurHash1 functions, 1125 MurmurHash2 functions, 1125 MurmurHash3 functions, 1125 RingOpenGL (OpenGL 1.1) Functions Reference Introduction, 1213 RingOpenGL (OpenGL 1.2) Functions Reference Introduction, 1238 RingOpenGL (OpenGL 1.3) Functions Reference Introduction, 1264 RingOpenGL (OpenGL 1.4) Functions Reference Introduction, 1293 RingOpenGL (OpenGL 1.5) Functions Reference Introduction, 1323 RingOpenGL (OpenGL 2.0) Functions Reference Introduction, 1354 RingOpenGL (OpenGL 2.1) Functions Reference Introduction, 1388 RingOpenGL (OpenGL 3.0) Functions Reference Introduction, 1430 RingOpenGL (OpenGL 3.1) Functions Reference Introduction, 1475 RingOpenGL (OpenGL 3.2) Functions Reference Introduction, 1521 RingOpenGL (OpenGL 3.3) Functions Reference Introduction, 1568 RingOpenGL (OpenGL 4.0) Functions Reference Introduction, 1615 RingOpenGL (OpenGL 4.1) Functions Reference Introduction, 1662 RingOpenGL (OpenGL 4.2) Functions Reference Introduction, 1709 RingOpenGL (OpenGL 4.3) Functions Reference Introduction, 1756 RingOpenGL (OpenGL 4.4) Functions Reference Introduction, 1803 RingOpenGL (OpenGL 4.5) Functions Reference Introduction, 1850 RingOpenGL (OpenGL 4.6) Functions Reference Introduction, 1897 RingOpenGL Extension What is new in Ring 1.5?, 91 RingQt Classes and their Qt Documentation Desktop and Mobile Development, 732 RingQt Classes Reference CodeEditor Class, 932 Introduction, 931 QAbstractButton Class, 932 QAbstractItemView Class, 933 QAbstractScrollArea Class, 935 QAbstractSlider Class, 935 QAbstractSocket Class, 936 QAbstractSpinBox Class, 938 QAction Class, 938 QAllEvents Class, 940 QApp Class, 944 QAxBase Class, 944 QAxObject Class, 945 QBitmap Class, 945 QBluetoothAddress Class, 945 QBluetoothDeviceDiscoveryAgent Class, 945 QBluetoothDeviceInfo Class, 946 QBluetoothHostInfo Class, 946 QBluetoothLocalDevice Class, 947 QBoxLayout Class, 947 QBrush Class, 947 QBuffer Class, 948 QButtonGroup Class, 948 QByteArray Class, 949 QCalendarWidget Class, 951 QCamera Class, 952 QCameraImageCapture Class, 953 QCameraViewfinder Class, 954 QCheckBox Class, 954 QColor Class, 954 QColorDialog Class, 957 QComboBox Class, 957 QCompleter Class, 959 QCompleter2 Class, 960 QCompleter3 Class, 960 QCoreApplication Class, 960 QCursor Class, 961 QDate Class, 962 QDateEdit Class, 963 QDateTime Class, 963 QDateTimeEdit Class, 964 QDesktopServices Class, 965 QDesktopWidget Class, 966 QDial Class, 966 QDialog Class, 967 QDir Class, 967 QDirModel Class, 969 QDockWidget Class, 970 QEvent Class, 970 QFile Class, 971 QFileDevice Class, 972 QFileDialog Class, 972 QFileInfo Class, 973 QFileSystemModel Class, 975 QFont Class, 976 QFontDialog Class, 978 QFontMetrics Class, 978 QFrame Class, 979 QFrame2 Class, 980 QFrame3 Class, 980 QGradient Class, 980 QGraphicsVideoItem Class, 980 Index 1974
  • 5.
    Ring Documentation, Release1.8 QGridLayout Class, 981 QGuiApplication Class, 981 QHBoxLayout Class, 984 QHeaderView Class, 984 QHostAddress Class, 986 QHostInfo Class, 986 QIcon Class, 988 QImage Class, 988 QInputDialog Class, 990 QIODevice Class, 987 QJsonArray Class, 991 QJsonDocument Class, 992 QJsonObject Class, 992 QJsonParseError Class, 993 QJsonValue Class, 993 QKeySequence Class, 993 QLabel Class, 994 QLayout Class, 995 QLCDNumber Class, 994 QLinearGradient Class, 998 QLineEdit Class, 996 QListView Class, 998 QListWidget Class, 999 QListWidgetItem Class, 1001 QMainWindow Class, 1002 QMatrix4x4 Class, 1003 QMdiArea Class, 1004 QMdiSubWindow Class, 1005 QMediaObject Class, 1006 QMediaPlayer Class, 1006 QMediaPlaylist Class, 1007 QMenu Class, 1008 QMenuBar Class, 1008 QMessageBox Class, 1009 QMutex Class, 1010 QMutexLocker Class, 1010 QNetworkAccessManager Class, 1010 QNetworkProxy Class, 1011 QNetworkReply Class, 1012 QNetworkRequest Class, 1013 QObject Class, 1013 QOpenGLBuffer Class, 1014 QOpenGLContext Class, 1014 QOpenGLDebugLogger Class, 1015 QOpenGLFramebufferObject Class, 1016 QOpenGLFunctions Class, 1016 QOpenGLFunctions_3_2_Core Class, 1021 QOpenGLPaintDevice Class, 1028 QOpenGLShader Class, 1029 QOpenGLShaderProgram Class, 1029 QOpenGLTexture Class, 1033 QOpenGLTimerQuery Class, 1035 QOpenGLVersionProfile Class, 1036 QOpenGLVertexArrayObject Class, 1036 QOpenGLWidget Class, 1036 QPaintDevice Class, 1037 QPainter Class, 1037 QPainter2 Class, 1040 QPainterPath Class, 1040 QPen Class, 1041 QPicture Class, 1042 QPixmap Class, 1042 QPixmap2 Class, 1044 QPlainTextEdit Class, 1044 QPoint Class, 1046 QPointF Class, 1047 QPrinter Class, 1047 QProcess Class, 1048 QProgressBar Class, 1049 QPushButton Class, 1050 QQmlError Class, 1051 QQuaternion Class, 1051 QQuickWidget Class, 1052 QRadioButton Class, 1052 QRect Class, 1053 QRegion Class, 1054 QRegularExpression Class, 1055 QRegularExpressionMatch Class, 1056 QRegularExpressionMatchIterator Class, 1056 QScreen Class, 1057 QScrollArea Class, 1058 QScrollBar Class, 1058 QSerialPort Class, 1058 QSerialPortInfo Class, 1060 QSize Class, 1060 QSlider Class, 1060 QSpinBox Class, 1061 QSplashScreen Class, 1061 QSplitter Class, 1062 QSqlDatabase Class, 1063 QSqlDriver Class, 1064 QSqlDriverCreatorBase Class, 1064 QSqlError Class, 1064 QSqlField Class, 1065 QSqlIndex Class, 1065 QSqlQuery Class, 1066 QSqlRecord Class, 1067 QStackedWidget Class, 1067 QStandardPaths Class, 1068 QStatusBar Class, 1068 QString2 Class, 1069 QStringList Class, 1069 QStringRef Class, 1070 QSurfaceFormat Class, 1072 QSystemTrayIcon Class, 1073 QTabBar Class, 1074 QTableView Class, 1077 QTableWidget Class, 1078 Index 1975
  • 6.
    Ring Documentation, Release1.8 QTableWidgetItem Class, 1080 QTabWidget Class, 1075 QTcpServer Class, 1081 QTcpSocket Class, 1082 QTest Class, 1083 QTextBlock Class, 1083 QTextBrowser Class, 1084 QTextCharFormat Class, 1084 QTextCodec Class, 1086 QTextCursor Class, 1086 QTextDocument Class, 1088 QTextEdit Class, 1090 QThread Class, 1093 QThreadPool Class, 1094 QTime Class, 1094 QTimer Class, 1095 QToolBar Class, 1095 QToolButton Class, 1096 QTreeView Class, 1097 QTreeWidget Class, 1099 QTreeWidgetItem Class, 1101 QUrl Class, 1102 QUuid Class, 1104 QVariant Class, 1104 QVBoxLayout Class, 1104 QVector2D Class, 1105 QVector3D Class, 1106 QVector4D Class, 1106 QVideoWidget Class, 1107 QVideoWidgetControl Class, 1108 QWebEngineView Class, 1108 QWebView Class, 1109 QWidget Class, 1110 QWindow Class, 1116 QXmlStreamAttribute Class, 1119 QXmlStreamAttributes Class, 1120 QXmlStreamEntityDeclaration Class, 1120 QXmlStreamEntityResolver Class, 1120 QXmlStreamNamespaceDeclaration Class, 1121 QXmlStreamNotationDeclaration Class, 1121 QXmlStreamReader Class, 1121 QXmlStreamWriter Class, 1123 RingCodeHighlighter Class, 1124 RingREPL What is new in Ring 1.4?, 118 RingSQLite What is new in Ring 1.1?, 153 ringvm_callfunc() Low Level Functions, 834 RingVM_CallList() Low Level Functions, 830 RingVM_CFunctionsList() Low Level Functions, 826 RingVM_ClassesList() Low Level Functions, 826 ringvm_evalinscope() Low Level Functions, 833 RingVM_FilesList() Low Level Functions, 831 RingVM_FunctionsList() Low Level Functions, 826 ringvm_give() function Low Level Functions, 842 ringvm_hideerrorMsg() Low Level Functions, 833 RingVM_MemoryList() Low Level Functions, 828 RingVM_PackagesList() Low Level Functions, 827 ringvm_passerror() Low Level Functions, 833 ringvm_scopescount() Low Level Functions, 833 ringvm_see() and ringvm_give() functions What is new in Ring 1.7?, 53 ringvm_see() function Low Level Functions, 841 ringvm_settrace() Low Level Functions, 832 ringvm_tracedata() Low Level Functions, 832 ringvm_traceevent() Low Level Functions, 832 ringvm_tracefunc() Low Level Functions, 833 RingZip Create Zip File, 476 Extract Zip File, 476 Introduction, 475 Print files in Zip file, 476 Using RingZip Classes, 476 Zip Class Reference, 478 ZipEntry Class Reference, 478 RingZip Library What is new in Ring 1.3?, 137 Rotate Text Desktop and Mobile Development, 695 Rules The Type Hints Library, 788 Run the program Getting Started - First Style, 167 Getting Started - Second Style, 170 Getting Started - Third Style, 172 Running Forms Form Designer, 747 Runtime Errors Reference, 922 Runtime Errors when Embedding Ring in Ring Index 1976
  • 7.
    Ring Documentation, Release1.8 Embedding Ring in Ring, 851 Samples How to contribute?, 165 Samples in this book Applications developed in little hours, 14 Samples Source (Authors) Using RingOpenGL and RingFreeGLUT for 3D Graphics, 561 Save and Restore Images ODBC Functions, 296 Save Image Inside the Database MySQL Functions, 304 Save output to string RingLibCurl, 473 Scaling and Rotating Images Graphics and Game Programming, 488 Scope Rules Accessing the class attributes from braces inside class methods, 763 Conflict between Class Attributes and Local Vari- ables, 760 Conflict between Global Variables and Class At- tributes, 759 Conflict between self inside braces and self in the class region, 766 Creating a Class for each Window in GUI applica- tions, 765 Defining Variables and Variables Access, 757 How Ring find the Variable?, 758 Introduction, 756 Summary of Scope Rules, 770 The For Loops uses the local scope, 770 The Self Object, 758 Three Scopes, 757 Using Braces to access objects inside Class Methods, 761 Using braces to escape from the current object scope, 769 Using Object.Attribute, 758 Scope Rules for Functions and Methods Calling a function sharing the name with a method in the current class, 775 Example about Sharing Names between Functions and Methods, 773 How Ring find a functions and methods?, 773 Introduction, 772 ScriptFunctions Class Web Development (CGI Library), 469 Search Lists, 233 Search of global names while defining the class attributes Frequently Asked Questions, 899 Security and Internet Functions Decrypt(), 313 Download(), 314 Encrypt(), 312 Example, 313 File Hash, 313 Introduction, 309 MD5(), 310 RandBytes(), 314 SendEmail(), 314 SHA1(), 311 SHA224(), 312 SHA256(), 311 SHA384(), 312 SHA512(), 311 Security Class Stdlib Classes, 393 Send Parameters Functions - First Style, 218 Functions - Second Style, 222 Functions - Third Style, 226 SendEmail() Security and Internet Functions, 314 Serial Execution of Programs Embedding Ring in Ring, 848 Server Example RingLibuv, 501 Server Example using Classes RingLibuv, 504 Set List Item Lists, 232 setattribute() Reflection and Meta-programming, 351 Setter and Getter Object Oriented Programming, 320 SHA1() Security and Internet Functions, 311 SHA224() Security and Internet Functions, 312 SHA256() Security and Internet Functions, 311 SHA384() Security and Internet Functions, 312 SHA512() Security and Internet Functions, 311 Shared Libraries Extension, 860 Short-circuit evaluation Control Structures - First Style, 204 Shutdown() Function System Functions, 281 sign() Stdlib Functions, 360 Simple Language Design, 29 Index 1977
  • 8.
    Ring Documentation, Release1.8 Simple Client and Server Example Desktop and Mobile Development, 699 Sin() Implementation Extension, 856 Single: Desktop and Mobile Development Introduction, 630 sleep() Stdlib Functions, 367 Smart Garbage Collector Language Design, 37 Sort() Lists, 233 Sort() and List of Objects Object Oriented Programming, 326 Sound Class Game Engine for 2D Games, 512 Source Code Resources, 1946 Source Code File Sections Program Structure, 229 space() Low Level Functions, 823 Special thanks to contributors How to contribute?, 165 split() Stdlib Functions, 357 splitmany() Stdlib Functions, 357 Sprite Automatic Movement Game Engine for 2D Games, 519 Sprite Class Game Engine for 2D Games, 511 Sprite Keypress Event Game Engine for 2D Games, 520 Sprite Mouse Event Game Engine for 2D Games, 521 Sprite State Event Game Engine for 2D Games, 522 SQLite Introduction, 306 sqlite_close(), 307 sqlite_execute(), 307 sqlite_init(), 307 sqlite_open(), 307 SQLite Class Stdlib Classes, 392 sqlite_close() SQLite, 307 sqlite_execute() SQLite, 307 sqlite_init() SQLite, 307 sqlite_open() SQLite, 307 Squares Puzzle Game Applications developed in little hours, 9 Stack Class Stdlib Classes, 377 Stars Fighter Game Game Engine for 2D Games, 531 startswith() Stdlib Functions, 361 Static Methods Code Generator, 883 StdBase Class Stdlib Classes, 372 Stdlib Classes Conversion Class, 389 DataType Class, 388 DateTime Class, 383 Debug Class, 387 File Class, 385 HashTable Class, 378 Internet Class, 394 Introduction, 371 List Class, 375 Math Class, 380 MySQL Class, 391 ODBC Class, 390 Queue Class, 377 Security Class, 393 SQLite Class, 392 Stack Class, 377 StdBase Class, 372 String Class, 373 System Class, 386 Tree Class, 379 Stdlib Functions apppath(), 355 binarydigits(), 364 capitalized(), 358 changestring(), 367 dayofweek(), 365 direxists(), 367 endswith(), 361 EpochTime(), 369 evenorodd(), 363 factorial(), 359 factors(), 363 fibonacci(), 360 file2list(), 361 filter(), 357 FSize(), 368 gcd(), 362 getnumber(), 355 getstring(), 355 Introduction, 353 isleapyear(), 364 Index 1978
  • 9.
    Ring Documentation, Release1.8 ismainsourcefile(), 367 isprime(), 360 isspecial(), 358 isvowel(), 359 JustFileName(), 356 JustFilePath(), 355 lcm(), 362 linecount(), 359 list2file(), 360 ListAllFiles() Function, 369 makedir(), 368 map(), 357 matrixmulti(), 364 matrixtrans(), 365 newlist(), 358 OSCopyFile() Function, 370 OSCopyFolder() Function, 370 OSCreateOpenFolder() Function, 370 OSDeleteFile() Function, 371 OSDeleteFolder() Function, 370 OSRenameFile() Function, 371 palindrome(), 364 permutation(), 365 print(), 354 Print2Str() Function, 354 prodlist(), 363 puts(), 354 readline(), 366 sign(), 360 sleep(), 367 split(), 357 splitmany(), 357 startswith(), 361 substring(), 366 sumlist(), 362 SystemCmd() Function, 369 SystemSilent() Function, 370 times(), 356 TrimAll(), 368 TrimLeft(), 368 TrimRight(), 369 value(), 356 StdLib functions and classes written in Ring What is new in Ring 1.1?, 150 Step Option Control Structures - First Style, 202 Steps to create the extension Create your first extension, 885 StopWatch Application What is new in Ring 1.8?, 41 Str2Hex() Data Type, 259 str2list() and list2str() Strings, 245 strcmp() Strings, 245 String Class Stdlib Classes, 373 String Literals Strings, 241 String() Data Type, 257 String2Constant Application What is new in Ring 1.8?, 40 Strings Access String Letters, 241 Convert Letters Case, 241 Copy(), 243 Find SubString, 244 Get Number of Characters from position, 244 Get String Length, 241 Get Substring from position to end, 244 Introduction, 240 Left(), 242 Lines(), 243 Merge binary characters, 246 Right(), 242 str2list() and list2str(), 245 strcmp(), 245 String Literals, 241 Substr(), 243 Transform Substring To Another Substring, 244 Trim(), 243 StyleFunctions Class Web Development (CGI Library), 469 Substr() Strings, 243 substring() Stdlib Functions, 366 sumlist() Stdlib Functions, 362 Summary of Scope Rules Scope Rules, 770 Super Man 2016 Game Game Engine for 2D Games, 546 Swap Items Lists, 239 Switch Between Two Images RingLibSDL, 493 Switch Statement Control Structures - First Style, 200 Control Structures - Second Style, 207 Control Structures - Third Style, 210 Syntax Flexibility Change Language Keywords, 777 Change Language Operators, 778 Ignore new lines after keywords, 786 Introduction, 776 Index 1979
  • 10.
    Ring Documentation, Release1.8 Language Design, 35 Load Syntax Files, 778 Using ’case’ as ’on’ in switch statements, 784 Using ’def’ as ’func’ in functions/methods defini- tion, 784 Using ’end’ keyword after Pack- ages/Classes/Functions, 785 Using ’endpackage’/’endclass’/’endfunc’ keywords after Packages/Classes/Functions, 785 Using ’put’ and ’get’ as ’see’ and ’give’, 784 Using () around the function parameters, 778 in the start of the variable name, 781 Using braces { } in Packages/Classes/Functions, 785 Using braces to start and end different control struc- tures, 783 Using Semi-colon after and between statements, 780 Using the ’else’ keyword as ’other’ in switch state- ment, 781 Using the ’elseif’ keyword as ’but’ in if statement, 781 Using the ’end’ keyword in different control struc- tures, 782 What is new in Ring 1.1?, 147 SysGet() Function System Functions, 276 System Class Stdlib Classes, 386 System Functions ChDir() Function, 280 CurrentDir() Function, 280 Example, 277 ExeFileName() Function, 280 ExeFolder() Function, 280 Get Active Source File Name, 279 Get Command Line Arguments, 278 Introduction, 274 IsAndroid() Function, 277 IsFreeBSD() Function, 277 IsLinux() Function, 277 IsMacOSX() Function, 276 IsMSDOS() Function, 276 IsUnix() Function, 276 IsWindows() Function, 276 IsWindows64() Function, 276 PrevFileName() Function, 279 Shutdown() Function, 281 SysGet() Function, 276 System() Function, 275 Version() Function, 280 Windowsnl() Function, 278 System() Function System Functions, 275 SystemCmd() Function Stdlib Functions, 369 SystemSilent() Function Stdlib Functions, 370 Tempfile() Files, 269 Templates Web Development (CGI Library), 433 Tempname() Files, 269 Testing How to contribute?, 165 Testing the extension Create your first extension, 886 Text Class Game Engine for 2D Games, 511 The Browser Menu Ring Notepad, 186 The Camera Using RingOpenGL and RingFreeGLUT for 3D Graphics, 571 The Cards Game Demo Programs, 721 Desktop and Mobile Development, 721 The Designer Windows Form Designer, 746 The Difference between Qt and RingQt Desktop and Mobile Development, 731 The Distribute Menu Ring Notepad, 187 The documentation says functional programming is sup- ported, but then this happens? Frequently Asked Questions, 891 The Edit Menu Ring Notepad, 183 The Events Loop RingLibuv, 501 The File Menu Ring Notepad, 183 The First GUI Application Desktop and Mobile Development, 631 The First Triangle Using RingOpenGL and RingFreeGLUT for 3D Graphics, 564 The First Window using RingFreeGLUT Using RingOpenGL and RingFreeGLUT for 3D Graphics, 562 The For Loops uses the local scope Scope Rules, 770 What is new in Ring 1.8?, 46 The Help Menu Ring Notepad, 187 The Main File in the Project Ring Notepad, 182 The Natural Library Index 1980