The Ring programming language version 1.7 book - Part 106 of 196

1. Ring Documentation, Release 1.7
• QRect availableVirtualGeometry(void)
• QSize availableVirtualSize(void)
• int depth(void)
• qreal devicePixelRatio(void)
• QRect geometry(void)
• QPixmap grabWindow(int window, int x, int y, int width, int height)
• QPixmap grabWindow_2(int window)
• QPlatformScreen * handle(void)
• bool isLandscape(Qt::ScreenOrientation o)
• bool isPortrait(Qt::ScreenOrientation o)
• qreal logicalDotsPerInch(void)
• qreal logicalDotsPerInchX(void)
• qreal logicalDotsPerInchY(void)
• QRect mapBetween(Qt::ScreenOrientation a, Qt::ScreenOrientation b, QRect rect)
• QString name(void)
• Qt::ScreenOrientation nativeOrientation(void)
• Qt::ScreenOrientation orientation(void)
• Qt::ScreenOrientations orientationUpdateMask(void)
• qreal physicalDotsPerInch(void)
• qreal physicalDotsPerInchX(void)
• qreal physicalDotsPerInchY(void)
• QSizeF physicalSize(void)
• Qt::ScreenOrientation primaryOrientation(void)
• qreal refreshRate(void)
• void setOrientationUpdateMask(Qt::ScreenOrientations mask)
• QSize size(void)
• QTransform transformBetween(Qt::ScreenOrientation a, Qt::ScreenOrientation b, QRect target)
78.138 QScrollArea Class
C++ Reference : http://doc.qt.io/qt-5/QScrollArea.html
Parameters : QWidget *parent
Parent Class : QAbstractScrollArea
• Qt::Alignment alignment(void)
• void ensureVisible(int x, int y, int xmargin , int ymargin )
• void ensureWidgetVisible(QWidget *childWidget, int xmargin , int ymargin )
78.138. QScrollArea Class 1022

2. Ring Documentation, Release 1.7
• void setAlignment(Qt::Alignment)
• void setWidget(QWidget *widget)
• void setWidgetResizable(bool resizable)
• QWidget *takeWidget(void)
• QWidget *widget(void)
• bool widgetResizable(void)
78.139 QSerialPort Class
C++ Reference : http://doc.qt.io/qt-5/QSerialPort.html
Parameters : QObject *
Parent Class : QIODevice
• qint32 baudRate(QSerialPort::Directions directions)
• bool clear(QSerialPort::Directions directions)
• void clearError(void)
• QSerialPort::DataBits dataBits(void)
• QSerialPort::SerialPortError error(void)
• QSerialPort::FlowControl flowControl(void)
• bool flush(void)
• void *handle(void)
• bool isDataTerminalReady(void)
• bool isRequestToSend(void)
• QSerialPort::Parity parity(void)
• QSerialPort::PinoutSignals pinoutSignals(void)
• QString portName(void)
• qint64 readBufferSize(void)
• bool setBaudRate(qint32 baudRate, QSerialPort::Directions directions)
• bool setBreakEnabled(bool set)
• bool setDataBits(QSerialPort::DataBits dataBits)
• bool setDataTerminalReady(bool set)
• bool setFlowControl(QSerialPort::FlowControl flowControl)
• bool setParity(QSerialPort::Parity parity)
• void setPort(QSerialPortInfo serialPortInfo)
• void setPortName(QString name)
• void setReadBufferSize(qint64 size)
• bool setRequestToSend(bool set)
78.139. QSerialPort Class 1023

3. Ring Documentation, Release 1.7
• bool setStopBits(QSerialPort::StopBits stopBits)
• QSerialPort::StopBits stopBits(void)
• void setbaudRateChangedEvent(const char *)
• void setbreakEnabledChangedEvent(const char *)
• void setdataBitsChangedEvent(const char *)
• void setdataTerminalReadyChangedEvent(const char *)
• void seterrorEvent(const char *)
• void setflowControlChangedEvent(const char *)
• void setparityChangedEvent(const char *)
• void setrequestToSendChangedEvent(const char *)
• void setstopBitsChangedEvent(const char *)
• const char *getbaudRateChangedEvent(void)
• const char *getbreakEnabledChangedEvent(void)
• const char *getdataBitsChangedEvent(void)
• const char *getdataTerminalReadyChangedEvent(void)
• const char *geterrorEvent(void)
• const char *getflowControlChangedEvent(void)
• const char *getparityChangedEvent(void)
• const char *getrequestToSendChangedEvent(void)
• const char *getstopBitsChangedEvent(void)
78.140 QSerialPortInfo Class
C++ Reference : http://doc.qt.io/qt-5/QSerialPortInfo.html
Parameters : void
• QString description(void)
• bool hasProductIdentifier(void)
• bool hasVendorIdentifier(void)
• bool isBusy(void)
• bool isNull(void)
• QString manufacturer(void)
• QString portName(void)
• quint16 productIdentifier(void)
• void swap(QSerialPortInfo other)
• QString systemLocation(void)
• quint16 vendorIdentifier(void)
78.140. QSerialPortInfo Class 1024

4. Ring Documentation, Release 1.7
78.141 QSize Class
C++ Reference : http://doc.qt.io/qt-5/QSize.html
Parameters : int width, int height
78.142 QSlider Class
C++ Reference : http://doc.qt.io/qt-5/QSlider.html
Parameters : QWidget *parent
Parent Class : QAbstractSlider
• void setTickInterval(int ti)
• void setTickPosition(QSlider::TickPosition position)
• int tickInterval(void)
• int tickPosition(void)
• QSize minimumSizeHint(void)
• QSize sizeHint(void)
• void setactionTriggeredEvent(const char *)
• void setrangeChangedEvent(const char *)
• void setsliderMovedEvent(const char *)
• void setsliderPressedEvent(const char *)
• void setsliderReleasedEvent(const char *)
• void setvalueChangedEvent(const char *)
• const char *getactionTriggeredEvent(void)
• const char *getrangeChangedEvent(void)
• const char *getsliderMovedEvent(void)
• const char *getsliderPressedEvent(void)
• const char *getsliderReleasedEvent(void)
• const char *getvalueChangedEvent(void)
78.143 QSpinBox Class
C++ Reference : http://doc.qt.io/qt-5/QSpinBox.html
Parameters : QWidget *parent
Parent Class : QWidget
• QString cleanText(void)
• int displayIntegerBase(void)
• int maximum(void)
78.141. QSize Class 1025

5. Ring Documentation, Release 1.7
• int minimum(void)
• QString prefix(void)
• void setDisplayIntegerBase(int base)
• void setMaximum(int max)
• void setMinimum(int min)
• void setPrefix(QString)
• void setRange(int minimum, int maximum)
• void setSingleStep(int val)
• void setSuffix(QString)
• int singleStep(void)
• QString suffix(void)
• int value(void)
• void setValue(int val)
• void setvalueChangedEvent(const char *)
• const char *getvalueChangedEvent(void)
78.144 QSplashScreen Class
C++ Reference : http://doc.qt.io/qt-5/QSplashScreen.html
Parameters : QPixmap
Parent Class : QWidget
• void finish(QWidget *mainWin)
• QPixmap pixmap(void)
• void repaint(void)
• void setPixmap(QPixmap pixmap)
• void clearMessage(void)
• void showMessage(QString message, int alignment ,QColor color)
78.145 QSplitter Class
C++ Reference : http://doc.qt.io/qt-5/QSplitter.html
Parameters : QWidget *parent
Parent Class : QFrame
• void addWidget(QWidget *widget)
• bool childrenCollapsible(void)
• int count(void)
• void getRange(int index, int *min, int *max)
78.144. QSplashScreen Class 1026

6. Ring Documentation, Release 1.7
• QSplitterHandle * handle(int index)
• int handleWidth(void)
• int indexOf(QWidget *widget)
• void insertWidget(int index, QWidget *widget)
• bool isCollapsible(int index)
• bool opaqueResize(void)
• Qt::Orientation orientation(void)
• void refresh(void)
• bool restoreState( QByteArray state)
• QByteArray saveState(void)
• void setChildrenCollapsible(bool)
• void setCollapsible(int index, bool collapse)
• void setHandleWidth(int)
• void setOpaqueResize(bool opaque )
• void setOrientation(Qt::Orientation)
• void setSizes( QList<int> list)
• void setStretchFactor(int index, int stretch)
• QList<int> sizes(void)
• QWidget * widget(int index)
78.146 QSqlDatabase Class
C++ Reference : http://doc.qt.io/qt-5/QSqlDatabase.html
Parameters : void
• void close(void)
• bool commit(void)
• QString connectOptions(void)
• QString connectionName(void)
• QString databaseName(void)
• QSqlDriver *driver(void)
• QString driverName(void)
• QSqlQuery exec(QString)
• QString hostName(void)
• bool isOpen(void)
• bool isOpenError(void)
• bool isValid(void)
78.146. QSqlDatabase Class 1027

7. Ring Documentation, Release 1.7
• QSqlError lastError(void)
• QSql::NumericalPrecisionPolicy numericalPrecisionPolicy(void)
• bool open(void)
• QString password(void)
• int port(void)
• QSqlIndex primaryIndex(QString)
• QSqlRecord record(QString)
• bool rollback(void)
• void setConnectOptions(QString)
• void setDatabaseName(QString)
• void setHostName(QString)
• void setNumericalPrecisionPolicy(QSql::NumericalPrecisionPolicy precisionPolicy)
• void setPassword(QString)
• void setPort(int port)
• void setUserName(QString)
• QStringList tables(QSql::TableType type)
• bool transaction(void)
• QString userName(void)
• QSqlDatabase addDatabase(QString)
• QSqlDatabase cloneDatabase(QSqlDatabase, QString)
• QStringList connectionNames(void)
• bool contains(QString)
• QSqlDatabase database(QString , bool)
• QStringList drivers(void)
• bool isDriverAvailable(QString)
• void registerSqlDriver(QString, QSqlDriverCreatorBase *)
• void removeDatabase(QString)
78.147 QSqlDriver Class
C++ Reference : http://doc.qt.io/qt-5/QSqlDriver.html
Parameters : void
• QSqlError lastError(void)
• QSql::NumericalPrecisionPolicy numericalPrecisionPolicy(void)
• void setNumericalPrecisionPolicy(QSql::NumericalPrecisionPolicy)
78.147. QSqlDriver Class 1028

8. Ring Documentation, Release 1.7
78.148 QSqlDriverCreatorBase Class
C++ Reference : http://doc.qt.io/qt-5/QSqlDriverCreatorBase.html
Parameters : void
78.149 QSqlError Class
C++ Reference : http://doc.qt.io/qt-5/QSqlError.html
Parameters : QString, QString, QSqlError::ErrorType
• QString databaseText(void)
• QString driverText(void)
• bool isValid(void)
• int number(void)
• void setDatabaseText(QString)
• void setDriverText(QString)
• void setNumber(int number)
• void setType(QSqlError::ErrorType type)
• QString text(void)
• QSqlError::ErrorType type(void)
78.150 QSqlField Class
C++ Reference : http://doc.qt.io/qt-5/QSqlField.html
Parameters : QString,QVariant::Type
• void clear(void)
• QVariant defaultValue(void)
• bool isAutoValue(void)
• bool isGenerated(void)
• bool isNull(void)
• bool isReadOnly(void)
• bool isValid(void)
• int length(void)
• QString name(void)
• int precision(void)
• RequiredStatus requiredStatus(void)
• void setAutoValue(bool autoVal)
• void setDefaultValue(QVariant)
78.148. QSqlDriverCreatorBase Class 1029

9. Ring Documentation, Release 1.7
• void setGenerated(bool gen)
• void setLength(int fieldLength)
• void setName(QString)
• void setPrecision(int precision)
• void setReadOnly(bool readOnly)
• void setRequired(bool required)
• void setRequiredStatus(QSqlField::RequiredStatus required)
• void setType(QVariant::Type type)
• void setValue(QVariant)
• QVariant::Type type(void)
• QVariant value(void)
78.151 QSqlIndex Class
C++ Reference : http://doc.qt.io/qt-5/QSqlIndex.html
Parameters : QString, QString
Parent Class : QSqlRecord
• void append(QSqlField, bool)
• QString cursorName(void)
• bool isDescending(int i)
• QString name(void)
• void setCursorName(QString)
• void setDescending(int i, bool desc)
• void setName(QString)
78.152 QSqlQuery Class
C++ Reference : http://doc.qt.io/qt-5/QSqlQuery.html
Parameters : void
• void addBindValue(QVariant, QSql::ParamType paramType)
• int at(void)
• void bindValue(QString, QVariant, QSql::ParamType paramType)
• QVariant boundValue(QString)
• void clear(void)
• QSqlDriver * driver(void)
• bool exec(QString)
• bool exec_2(void)
78.151. QSqlIndex Class 1030

10. Ring Documentation, Release 1.7
• bool execBatch(QSqlQuery::BatchExecutionMode mode)
• QString executedQuery(void)
• void finish(void)
• bool first(void)
• bool isActive(void)
• bool isForwardOnly(void)
• bool isNull(int field)
• bool isSelect(void)
• bool isValid(void)
• bool last(void)
• QSqlError lastError(void)
• QVariant lastInsertId(void)
• QString lastQuery(void)
• bool next(void) # In RingQt use : bool movenext(void)
• bool nextResult(void)
• int numRowsAffected(void)
• QSql::NumericalPrecisionPolicy numericalPrecisionPolicy(void)
• bool prepare(QString)
• bool previous(void)
• QSqlRecord record(void)
• QSqlResult *result(void)
• bool seek(int index, bool relative)
• void setForwardOnly(bool forward)
• void setNumericalPrecisionPolicy(QSql::NumericalPrecisionPolicy precisionPolicy)
• int size(void)
• QVariant value(int index)
78.153 QSqlRecord Class
C++ Reference : http://doc.qt.io/qt-5/QSqlRecord.html
Parameters : void
• void append(QSqlField)
• void clear(void)
• void clearValues(void)
• bool contains(QString)
• int count(void)
78.153. QSqlRecord Class 1031