The Ring programming language version 1.10 book - Part 112 of 212

1. Ring Documentation, Release 1.10
89.106 QJsonValue Class
C++ Reference : http://doc.qt.io/qt-5/QJsonValue.html
Parameters : void
• bool isArray(void)
• bool isBool(void)
• bool isDouble(void)
• bool isNull(void)
• bool isObject(void)
• bool isString(void)
• bool isUndefined(void)
• QJsonArray toArray(QJsonArray defaultValue)
• QJsonArray toArray_2(void)
• bool toBool(bool defaultValue )
• double toDouble(double defaultValue )
• int toInt(int defaultValue )
• QJsonObject toObject(QJsonObject defaultValue)
• QJsonObject toObject_2(void)
• QString toString(QString defaultValue )
• QVariant toVariant(void)
• QJsonValue::Type type(void)
• QJsonValue fromVariant(QVariant variant)
89.107 QKeySequence Class
C++ Reference : http://doc.qt.io/qt-5/QKeySequence.html
Parameters : QString
89.108 QLCDNumber Class
C++ Reference : http://doc.qt.io/qt-5/QLCDNumber.html
Parameters : QWidget *
Parent Class : QFrame
• bool checkOverflow(double num)
• int digitCount(void)
• int intValue(void)
• int mode(void)
89.106. QJsonValue Class 1078

2. Ring Documentation, Release 1.10
• int segmentStyle(void)
• void setDigitCount(int numDigits)
• void setMode(QLCDNumber::Mode)
• void setSegmentStyle(QLCDNumber::SegmentStyle)
• bool smallDecimalPoint(void)
• double value(void)
• void display(double)
• void setBinMode(void)
• void setDecMode(void)
• void setHexMode(void)
• void setOctMode(void)
• void setSmallDecimalPoint(bool)
89.109 QLabel Class
C++ Reference : http://doc.qt.io/qt-5/QLabel.html
Parameters : QWidget *
Parent Class : QWidget
• int alignment(void)
• QWidget *buddy(void)
• bool hasScaledContents(void)
• bool hasSelectedText(void)
• int indent(void)
• int margin(void)
• QMovie *movie(void)
• bool openExternalLinks(void)
• QPicture *picture(void)
• QPixmap *pixmap(void)
• QString selectedText(void)
• int selectionStart(void)
• void setAlignment(Qt::AlignmentFlag)
• void setBuddy(QWidget *buddy)
• void setIndent(int)
• void setMargin(int)
• void setOpenExternalLinks(bool open)
• void setScaledContents(bool)
89.109. QLabel Class 1079

3. Ring Documentation, Release 1.10
• void setSelection(int start, int length)
• void setTextFormat(Qt::TextFormat)
• void setTextInteractionFlags(Qt::TextInteractionFlag flags)
• void setWordWrap(bool on)
• QString text(void)
• int textFormat(void)
• int textInteractionFlags(void)
• bool wordWrap(void)
• void clear(void)
• void setMovie(QMovie *movie)
• void setNum(double num)
• void setPicture(QPicture)
• void setPixmap(QPixmap)
• void setText(QString)
89.110 QLayout Class
C++ Reference : http://doc.qt.io/qt-5/QLayout.html
Parameters : QWidget *
Parent Class : QObject
• bool activate(void)
• void addWidget(QWidget *w)
• QMargins contentsMargins(void)
• QRect contentsRect(void)
• void getContentsMargins(int *left, int *top, int *right, int *bottom)
• bool isEnabled(void)
• QWidget *menuBar(void)
• QWidget *parentWidget(void)
• void removeItem(QLayoutItem *item)
• void removeWidget(QWidget *widget)
• bool setAlignment(QWidget *w, Qt::Alignment alignment)
• void setAlignment_2(Qt::Alignment alignment)
• bool setAlignment_3(QLayout *l, Qt::Alignment alignment)
• void setContentsMargins(int left, int top, int right, int bottom)
• void setContentsMargins_2(QMargins margins)
• void setEnabled(bool enable)
89.110. QLayout Class 1080

4. Ring Documentation, Release 1.10
• void setMenuBar(QWidget *widget)
• void setSizeConstraint(QLayout::SizeConstraint)
• void setSpacing(int)
• QLayout::SizeConstraint sizeConstraint(void)
• int spacing(void)
• void update(void)
• QSize closestAcceptableSize( QWidget * widget, QSize size)
89.111 QLineEdit Class
C++ Reference : http://doc.qt.io/qt-5/QLineEdit.html
Parameters : QWidget *
Parent Class : QWidget
• int alignment(void)
• void backspace(void)
• QCompleter *completer(void)
• QMenu *createStandardContextMenu(void)
• void cursorBackward(bool mark, int steps)
• void cursorForward(bool mark, int steps)
• int cursorMoveStyle(void)
• int cursorPosition(void)
• int cursorPositionAt(QPoint)
• void cursorWordBackward(bool mark)
• void cursorWordForward(bool mark)
• void del(void)
• void deselect(void)
• QString displayText(void)
• bool dragEnabled(void)
• int echoMode(void)
• void end(bool mark) # In RingQt use : void endtext(bool mark)
• void getTextMargins(int *left, int *top, int *right, int *bottom)
• bool hasAcceptableInput(void)
• bool hasFrame(void)
• bool hasSelectedText(void)
• void home(bool mark)
• QString inputMask(void)
89.111. QLineEdit Class 1081

5. Ring Documentation, Release 1.10
• void insert(QString)
• bool isModified(void)
• bool isReadOnly(void)
• bool isRedoAvailable(void)
• bool isUndoAvailable(void)
• int maxLength(void)
• QString placeholderText(void)
• QString selectedText(void)
• int selectionStart(void)
• void setAlignment(Qt::AlignmentFlag flag)
• void setCompleter(QCompleter *c)
• void setCursorMoveStyle(Qt::CursorMoveStyle style)
• void setCursorPosition(int)
• void setDragEnabled(bool b)
• void setEchoMode(QLineEdit::EchoMode)
• void setFrame(bool)
• void setInputMask(QString)
• void setMaxLength(int)
• void setModified(bool)
• void setPlaceholderText(QString)
• void setReadOnly(bool)
• void setSelection(int start, int length)
• void setTextMargins(int left, int top, int right, int bottom)
• void setValidator(QValidator *v)
• QString text(void)
• QMargins textMargins(void)
• QValidator *validator(void)
• void clear(void)
• void copy(void)
• void cut(void)
• void paste(void)
• void redo(void)
• void selectAll(void)
• void setText(QString)
• void undo(void)
• void setTextChangedEvent(const char *)
89.111. QLineEdit Class 1082

6. Ring Documentation, Release 1.10
• void setcursorPositionChangedEvent(const char *)
• void seteditingFinishedEvent(const char *)
• void setreturnPressedEvent(const char *)
• void setselectionChangedEvent(const char *)
• void settextEditedEvent(const char *)
• const char *getTextChangedEvent(void)
• const char *getcursorPositionChangedEvent(void)
• const char *geteditingFinishedEvent(void)
• const char *getreturnPressedEvent(void)
• const char *getselectionChangedEvent(void)
• const char *gettextEditedEvent(void)
89.112 QLinearGradient Class
C++ Reference : http://doc.qt.io/qt-5/QLinearGradient.html
Parameters : void
Parent Class : QGradient
• QPointF finalStop(void)
• void setFinalStop(QPointF stop)
• void setFinalStop_2(qreal x,qreal y)
• void setStart(QPointF start)
• void setStart_2(qreal x,qreal y)
• QPointF start(void)
89.113 QListView Class
C++ Reference : http://doc.qt.io/qt-5/QListView.html
Parameters : QWidget *
Parent Class : QAbstractItemView
• int batchSize(void)
• void clearPropertyFlags(void)
• QListView::Flow flow(void)
• QSize gridSize(void)
• bool isRowHidden(int row)
• bool isSelectionRectVisible(void)
• bool isWrapping(void)
• QListView::LayoutMode layoutMode(void)
89.112. QLinearGradient Class 1083

7. Ring Documentation, Release 1.10
• int modelColumn(void)
• QListView::Movement movement(void)
• QListView::ResizeMode resizeMode(void)
• void setBatchSize(int batchSize)
• void setFlow(QListView::Flow flow)
• void setGridSize( QSize size)
• void setLayoutMode(QListView::LayoutMode mode)
• void setModelColumn(int column)
• void setMovement(QListView::Movement movement)
• void setResizeMode(QListView::ResizeMode mode)
• void setRowHidden(int row, bool hide)
• void setSelectionRectVisible(bool show)
• void setSpacing(int space)
• void setUniformItemSizes(bool enable)
• void setViewMode(QListView::ViewMode mode)
• void setWordWrap(bool on)
• void setWrapping(bool enable)
• int spacing(void)
• bool uniformItemSizes(void)
• QListView::ViewMode viewMode(void)
• bool wordWrap(void)
89.114 QListWidget Class
C++ Reference : http://doc.qt.io/qt-5/QListWidget.html
Parameters : QWidget *
Parent Class : QListView
• void addItem(QString)
• int count(void)
• void editItem(QListWidgetItem *item)
• bool isSortingEnabled(void)
• QListWidgetItem *item(int row)
• QListWidgetItem *itemAt(int x, int y)
• QWidget *itemWidget(QListWidgetItem *item)
• void openPersistentEditor(QListWidgetItem *item)
• void removeItemWidget(QListWidgetItem *item)
89.114. QListWidget Class 1084

8. Ring Documentation, Release 1.10
• int row(QListWidgetItem *item)
• void setCurrentRow(int row, QItemSelectionModel::SelectionFlag command)
• void setItemWidget(QListWidgetItem *item, QWidget *widget)
• void setSortingEnabled(bool enable)
• void sortItems(Qt::SortOrder order)
• QListWidgetItem *takeItem(int row)
• QRect visualItemRect(QListWidgetItem *item)
• void clear(void)
• void scrollToItem(QListWidgetItem *item,QAbstractItemView::ScrollHint hint)
• void setcurrentItemChangedEvent(const char *)
• void setcurrentRowChangedEvent(const char *)
• void setcurrentTextChangedEvent(const char *)
• void setitemActivatedEvent(const char *)
• void setitemChangedEvent(const char *)
• void setitemClickedEvent(const char *)
• void setitemDoubleClickedEvent(const char *)
• void setitemEnteredEvent(const char *)
• void setitemPressedEvent(const char *)
• void setitemSelectionChangedEvent(const char *)
• const char *getcurrentItemChangedEvent(void)
• const char *getcurrentRowChangedEvent(void)
• const char *getcurrentTextChangedEvent(void)
• const char *getitemActivatedEvent(void)
• const char *getitemChangedEvent(void)
• const char *getitemClickedEvent(void)
• const char *getitemDoubleClickedEvent(void)
• const char *getitemEnteredEvent(void)
• const char *getitemPressedEvent(void)
• const char *getitemSelectionChangedEvent(void)
89.115 QListWidgetItem Class
C++ Reference : http://doc.qt.io/qt-5/QListWidgetItem.html
Parameters : void
• QBrush background(void)
• Qt::CheckState checkState(void)
89.115. QListWidgetItem Class 1085

9. Ring Documentation, Release 1.10
• Qt::ItemFlags flags(void)
• QFont font(void)
• QBrush foreground(void)
• QIcon icon(void)
• bool isHidden(void)
• bool isSelected(void)
• QListWidget *listWidget(void)
• void setBackground(QBrush brush)
• void setCheckState(Qt::CheckState state)
• void setFlags(Qt::ItemFlags flags)
• void setFont(QFont font)
• void setForeground(QBrush brush)
• void setHidden(bool hide)
• void setIcon(QIcon icon)
• void setSelected(bool select)
• void setSizeHint(QSize size)
• void setStatusTip(QString statusTip)
• void setText(QString text)
• void setTextAlignment(int alignment)
• void setToolTip(QString toolTip)
• void setWhatsThis(QString whatsThis)
• QSize sizeHint(void)
• QString statusTip(void)
• QString text(void)
• int textAlignment(void)
• QString toolTip(void)
• int type(void)
• QString whatsThis(void)
89.116 QMainWindow Class
C++ Reference : http://doc.qt.io/qt-5/QMainWindow.html
Parameters : void
Parent Class : QWidget
• void addDockWidget(Qt::DockWidgetArea area, QDockWidget *dockwidget, Qt::Orientation orientation)
• QToolBar *addToolBar(QString)
89.116. QMainWindow Class 1086

10. Ring Documentation, Release 1.10
• void addToolBar_2(Qt::ToolBarArea area, QToolBar *toolbar)
• void addToolBarBreak(Qt::ToolBarArea)
• QWidget *centralWidget(void)
• int corner(Qt::Corner corner)
• QMenu *createPopupMenu(void)
• int dockOptions(void)
• int dockWidgetArea(QDockWidget *dockwidget)
• bool documentMode(void)
• QSize iconSize(void)
• void insertToolBar(QToolBar *before, QToolBar *toolbar)
• void insertToolBarBreak(QToolBar *before)
• bool isAnimated(void)
• bool isDockNestingEnabled(void)
• QMenuBar *menuBar(void)
• QWidget *menuWidget(void)
• void removeDockWidget(QDockWidget *dockwidget)
• void removeToolBar(QToolBar *toolbar)
• void removeToolBarBreak(QToolBar *before)
• bool restoreDockWidget(QDockWidget *dockwidget)
• bool restoreState(QByteArray state, int version)
• QByteArray saveState(int version)
• void setCentralWidget(QWidget *widget)
• void setCorner(Qt::Corner corner, Qt::DockWidgetArea area)
• void setDockOptions(QMainWindow::DockOption options)
• void setDocumentMode(bool enabled)
• void setIconSize(QSize)
• void setMenuBar(QMenuBar *menuBar)
• void setMenuWidget(QWidget *menuBar)
• void setStatusBar(QStatusBar *statusbar)
• void setTabPosition(Qt::DockWidgetArea areas, QTabWidget::TabPosition tabPosition)
• void setTabShape(QTabWidget::TabShape tabShape)
• void setToolButtonStyle(Qt::ToolButtonStyle toolButtonStyle)
• void setUnifiedTitleAndToolBarOnMac(bool set)
• void splitDockWidget(QDockWidget *first, QDockWidget *second, Qt::Orientation orientation)
• QStatusBar *statusBar(void)
• int tabPosition(Qt::DockWidgetArea area)
89.116. QMainWindow Class 1087