The Ring programming language version 1.4 book - Part 24 of 30

Ring Documentation, Release 1.4
• int backgroundRole(void)
• QSize baseSize(void)
• QWidget *childAt(int x, int y)
• QRect childrenRect(void)
• QRegion childrenRegion(void)
• void clearFocus(void)
• void clearMask(void)
• QMargins contentsMargins(void)
• QRect contentsRect(void)
• int contextMenuPolicy(void)
• QCursor cursor(void)
• int effectiveWinId(void)
• void ensurePolished(void)
• int focusPolicy(void)
• QWidget *focusProxy(void)
• QWidget *focusWidget(void)
• QFont font(void)
• QFontInfo fontInfo(void)
• int foregroundRole(void)
• QRect frameGeometry(void)
• QSize frameSize(void)
• QRect geometry(void)
• void getContentsMargins(int *left, int *top, int *right, int *bottom)
• void grabGesture(Qt::GestureType gesture, Qt::GestureFlag ﬂags)
• void grabKeyboard(void)
• void grabMouse(void)
• int grabShortcut(QKeySequence , Qt::ShortcutContext context)
• QGraphicsEffect *graphicsEffect(void)
• QGraphicsProxyWidget *graphicsProxyWidget(void)
• bool hasFocus(void)
• bool hasMouseTracking(void)
• int height(void)
• int heightForWidth(int w)
• int inputMethodHints(void)
• QVariant inputMethodQuery(Qt::InputMethodQuery query)
• void insertAction(QAction *before, QAction *action)
69.5. QWidget Class 668

• bool isActiveWindow(void)
• bool isAncestorOf(QWidget *child)
• bool isEnabled(void)
• bool isEnabledTo(QWidget *ancestor)
• bool isFullScreen(void)
• bool isHidden(void)
• bool isMaximized(void)
• bool isMinimized(void)
• bool isModal(void)
• bool isVisible(void)
• bool isVisibleTo(QWidget *ancestor)
• bool isWindow(void)
• bool isWindowModiﬁed(void)
• QLayout *layout(void)
• int layoutDirection(void)
• QLocale locale(void)
• QPoint mapFrom(QWidget *parent, QPoint)
• QPoint mapFromGlobal(QPoint)
• QPoint mapFromParent(QPoint)
• QPoint mapTo(QWidget *parent, QPoint)
• QPoint mapToGlobal(QPoint pos)
• QPoint mapToParent(QPoint pos)
• QRegion mask(void)
• int maximumHeight(void)
• QSize maximumSize(void)
• int maximumWidth(void)
• int minimumHeight(void)
• QSize minimumSize(void)
• int minimumWidth(void)
• void move(int x, int y)
• QWidget *nativeParentWidget(void)
• QWidget *nextInFocusChain(void)
• QRect normalGeometry(void)
• void overrideWindowFlags(Qt::WindowType ﬂags)
• QPalette palette(void)
• QWidget *parentWidget(void)

• QPoint pos(void)
• QWidget *previousInFocusChain(void)
• QRect rect(void)
• void releaseKeyboard(void)
• void releaseMouse(void)
• void releaseShortcut(int id)
• void removeAction(QAction *action)
• void render(QPaintDevice *target, QPoint,QRegion, QWidget::RenderFlag)
• void repaint(void)
• void resize(int w, int h)
• bool restoreGeometry(QByteArray)
• QByteArray saveGeometry(void)
• void scroll(int dx, int dy)
• void setAcceptDrops(bool on)
• void setAccessibleDescription(QString)
• void setAccessibleName(QString)
• void setAttribute(Qt::WidgetAttribute attribute, bool on)
• void setAutoFillBackground(bool enabled)
• void setBackgroundRole(QPalette::ColorRole role)
• void setBaseSize(int basew, int baseh)
• void setContentsMargins(int left, int top, int right, int bottom)
• void setContextMenuPolicy(Qt::ContextMenuPolicy policy)
• void setCursor(QCursor)
• void setFixedHeight(int h)
• void setFixedSize(int w, int h)
• void setFixedWidth(int w)
• void setFocus(Qt::FocusReason reason)
• void setFocusPolicy(Qt::FocusPolicy policy)
• void setFocusProxy(QWidget *w)
• void setFont(QFont)
• void setForegroundRole(QPalette::ColorRole role)
• void setGeometry(int x, int y, int w, int h)
• void setGraphicsEffect(QGraphicsEffect *effect)
• void setInputMethodHints(Qt::InputMethodHint hints)
• void setLayout(QLayout *layout)
• void setLayoutDirection(Qt::LayoutDirection direction)

• void setLocale(QLocale)
• void setMask(QBitmap)
• void setMaximumHeight(int maxh)
• void setMaximumSize(int maxw, int maxh)
• void setMaximumWidth(int maxw)
• void setMinimumHeight(int minh)
• void setMinimumSize(int minw, int minh)
• void setMinimumWidth(int minw)
• void setMouseTracking(bool enable)
• void setPalette(QPalette)
• void setParent(QWidget *parent)
• void setShortcutAutoRepeat(int id, bool enable)
• void setShortcutEnabled(int id, bool enable)
• void setSizeIncrement(int w, int h)
• void setSizePolicy(QSizePolicy::Policy horizontal, QSizePolicy::Policy vertical)
• void setStatusTip(QString)
• void setStyle(QStyle *style)
• void setToolTip(QString)
• void setUpdatesEnabled(bool enable)
• void setWhatsThis(QString)
• void setWindowFilePath(QString)
• void setWindowFlags(Qt::WindowType type)
• void setWindowIcon(QIcon)
• void setWindowIconText(QString)
• void setWindowModality(Qt::WindowModality windowModality)
• void setWindowOpacity(double level)
• void setWindowRole(QString)
• void setWindowState(Qt::WindowState windowState)
• QSize size(void)
• QSize sizeIncrement(void)
• QSizePolicy sizePolicy(void)
• void stackUnder(QWidget *w)
• QString statusTip(void)
• QStyle *style(void)
• QString styleSheet(void)
• bool testAttribute(Qt::WidgetAttribute attribute)

• QString toolTip(void)
• bool underMouse(void)
• void ungrabGesture(Qt::GestureType gesture)
• void unsetCursor(void)
• void unsetLayoutDirection(void)
• void unsetLocale(void)
• void update(int x, int y, int w, int h)
• void updateGeometry(void)
• bool updatesEnabled(void)
• QRegion visibleRegion(void)
• QString whatsThis(void)
• int width(void)
• int winId(void)
• QWidget *window(void)
• QString windowFilePath(void)
• int windowFlags(void)
• QIcon windowIcon(void)
• QString windowIconText(void)
• int windowModality(void)
• double windowOpacity(void)
• QString windowRole(void)
• int windowState(void)
• QString windowTitle(void)
• int windowType(void)
• int x(void)
• int y(void)
• bool close(void)
• void hide(void)
• void lower(void)
• void raise(void)
• void setDisabled(bool disable)
• void setEnabled(bool)
• void setHidden(bool hidden)
• void setStyleSheet(QString)
• void setWindowModiﬁed(bool)
• void setWindowTitle(QString)

• void show(void)
• void showFullScreen(void)
• void showMaximized(void)
• void showMinimized(void)
• void showNormal(void)
• QWidget *find(int id)
• QWidget *keyboardGrabber(void)
• QWidget *mouseGrabber(void)
• void setTabOrder(QWidget *first, QWidget *second)
69.6 QLabel Class
C++ Reference : http://doc.qt.io/qt-5/QLabel.html
Parameters : QWidget *
Parent Class : QWidget
• 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)
• void setSelection(int start, int length)
• void setTextFormat(Qt::TextFormat)
• void setTextInteractionFlags(Qt::TextInteractionFlag flags)
• void setWordWrap(bool on)
69.6. QLabel Class 673

• 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)
69.7 QPushButton Class
C++ Reference : http://doc.qt.io/qt-5/QPushButton.html
Parent Class : QAbstractButton
• void setClickEvent(const char *)
• void setIcon(QIcon)
• void setIconSize(QSize)
• const char *getClickEvent(void)
69.8 QBitmap Class
C++ Reference : http://doc.qt.io/qt-5/QBitmap.html
Parameters : void
Parent Class : QPixmap
• void swap(QBitmap)
• QBitmap transformed(QTransform)
• QBitmap fromData(QSize, const uchar * bits, QImage::Format monoFormat)
• QBitmap fromImage(QImage, Qt::ImageConversionFlags ﬂags)
69.9 QPixmap Class
C++ Reference : http://doc.qt.io/qt-5/QPixmap.html
Parameters : const char *
• QPixmap copy(int x, int y, int width, int height)
69.7. QPushButton Class 674

• QPixmap scaled(int width, int height, Qt::AspectRatioMode aspectRatioMode, Qt::TransformationMode trans-
formMode)
• int width(void)
• int height(void)
• QBitmap createMaskFromColor(QColor , Qt::MaskMode)
• QBitmap mask(void)
• void setMask(QBitmap)
• void ﬁll(QColor)
• QPixmap fromImage(QImage,Qt::ImageConversionFlags)
• bool load(QString, const char *, Qt::ImageConversionFlags )
69.10 QPixmap2 Class
C++ Reference : http://doc.qt.io/qt-5/QPixmap2.html
Parameters : int width, int height
Parent Class : QPixmap
69.11 QIcon Class
C++ Reference : http://doc.qt.io/qt-5/QIcon.html
Parameters : QPixmap
69.12 QSize Class
C++ Reference : http://doc.qt.io/qt-5/QSize.html
Parameters : int width, int height
69.13 QLineEdit Class
C++ Reference : http://doc.qt.io/qt-5/QLineEdit.html
• int alignment(void)
• void backspace(void)
• QCompleter *completer(void)
• QMenu *createStandardContextMenu(void)
• void cursorBackward(bool mark, int steps)
69.10. QPixmap2 Class 675

• 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)
• 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)
69.13. QLineEdit Class 676

• 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 copy(void)
• void cut(void)
• void paste(void)
• void redo(void)
• void selectAll(void)
• void undo(void)
• void setTextChangedEvent(const char *)
• 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)
69.14 QVBoxLayout Class
C++ Reference : http://doc.qt.io/qt-5/QVBoxLayout.html
Parameters : void
Parent Class : QBoxLayout
• void addLayout(QLayout *)
69.14. QVBoxLayout Class 677

69.15 QHBoxLayout Class
C++ Reference : http://doc.qt.io/qt-5/QHBoxLayout.html
Parameters : void
Parent Class : QBoxLayout
• void addLayout(QLayout *)
69.16 QTextEdit Class
C++ Reference : http://doc.qt.io/qt-5/QTextEdit.html
Parent Class : QAbstractScrollArea
• bool acceptRichText(void)
• int alignment(void)
• QString anchorAt(QPoint)
• bool canPaste(void)
• QTextCharFormat currentCharFormat(void)
• QFont currentFont(void)
• QTextCursor cursorForPosition(QPoint)
• QRect cursorRect(void)
• int cursorWidth(void)
• QTextDocument *document(void)
• QString documentTitle(void)
• void ensureCursorVisible(void)
• bool ﬁnd(QString, QTextDocument::FindFlag)
• QString fontFamily(void)
• bool fontItalic(void)
• double fontPointSize(void)
• bool fontUnderline(void)
• int fontWeight(void)
• bool isUndoRedoEnabled(void)
• int lineWrapColumnOrWidth(void)
• QVariant loadResource(int, QUrl)
• void mergeCurrentCharFormat(QTextCharFormat)
• void moveCursor(QTextCursor::MoveOperation operation, QTextCursor::MoveMode mode)
• bool overwriteMode(void)
69.15. QHBoxLayout Class 678

• void print(QPrinter * printer)
• void setAcceptRichText(bool accept)
• void setCurrentCharFormat(QTextCharFormat)
• void setCursorWidth(int width)
• void setDocument(QTextDocument *document)
• void setDocumentTitle(QString)
• void setLineWrapColumnOrWidth(int w)
• void setLineWrapMode(QTextEdit::LineWrapMode)
• void setOverwriteMode(bool overwrite)
• void setReadOnly(bool)
• void setTabChangesFocus(bool)
• void setTabStopWidth(int width)
• void setTextCursor(QTextCursor)
• void setTextInteractionFlags(Qt::TextInteractionFlag ﬂags)
• void setUndoRedoEnabled(bool enable)
• void setWordWrapMode(QTextOption::WrapMode policy)
• bool tabChangesFocus(void)
• int tabStopWidth(void)
• QColor textBackgroundColor(void)
• QColor textColor(void)
• QTextCursor textCursor(void)
• int textInteractionFlags(void)
• QString toHtml(void)
• QString toPlainText(void)
• int wordWrapMode(void)
• void append(QString)
• void copy(void)
• void cut(void)
• void insertHtml(QString)
• void insertPlainText(QString)
• void paste(void)
• void redo(void)
• void scrollToAnchor(QString)
• void setAlignment(Qt::AlignmentFlag a)
69.16. QTextEdit Class 679

• void setCurrentFont(QFont)
• void setFontFamily(QString)
• void setFontItalic(bool italic)
• void setFontPointSize(double s)
• void setFontUnderline(bool underline)
• void setFontWeight(int weight)
• void setHtml(QString)
• void setPlainText(QString)
• void setTextBackgroundColor(QColor)
• void setTextColor(QColor)
• void undo(void)
• void zoomIn(int range)
• void zoomOut(int range)
• void setcopyAvailableEvent(const char *)
• void setcurrentCharFormatChangedEvent(const char *)
• void setcursorPositionChangedEvent(const char *)
• void setredoAvailableEvent(const char *)
• void setselectionChangedEvent(const char *)
• void settextChangedEvent(const char *)
• void setundoAvailableEvent(const char *)
• const char *getcopyAvailableEvent(void)
• const char *getcurrentCharFormatChangedEvent(void)
• const char *getcursorPositionChangedEvent(void)
• const char *getredoAvailableEvent(void)
• const char *getselectionChangedEvent(void)
• const char *gettextChangedEvent(void)
• const char *getundoAvailableEvent(void)
• void cyanline(void)
• void setactivelinecolor(QColor)
69.17 QListWidget Class
C++ Reference : http://doc.qt.io/qt-5/QListWidget.html
Parent Class : QListView
69.17. QListWidget Class 680

• 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)
• 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 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)
69.17. QListWidget Class 681

• const char *getitemPressedEvent(void)
• const char *getitemSelectionChangedEvent(void)
69.18 QTreeView Class
C++ Reference : http://doc.qt.io/qt-5/QTreeView.html
Parent Class : QAbstractItemView
• bool allColumnsShowFocus(void)
• int autoExpandDelay(void)
• int columnAt(int x)
• int columnViewportPosition(int column)
• int columnWidth(int column)
• bool expandsOnDoubleClick(void)
• QHeaderView *header(void)
• int indentation(void)
• QModelIndex indexAbove(QModelIndex)
• QModelIndex indexBelow(QModelIndex)
• bool isAnimated(void)
• bool isColumnHidden(int column)
• bool isExpanded(QModelIndex)
• bool isFirstColumnSpanned(int row, QModelIndex)
• bool isHeaderHidden(void)
• bool isRowHidden(int row,QModelIndex)
• bool isSortingEnabled(void)
• bool itemsExpandable(void)
• bool rootIsDecorated(void)
• void setAllColumnsShowFocus(bool enable)
• void setAnimated(bool enable)
• void setAutoExpandDelay(int delay)
• void setColumnHidden(int column, bool hide)
• void setColumnWidth(int column, int width)
• void setExpanded(QModelIndex, bool expanded)
• void setExpandsOnDoubleClick(bool enable)
• void setFirstColumnSpanned(int row, QModelIndex, bool span)
• void setHeader(QHeaderView * header)
69.18. QTreeView Class 682

• void setHeaderHidden(bool hide)
• void setIndentation(int i)
• void setItemsExpandable(bool enable)
• void setRootIsDecorated(bool show)
• void setRowHidden(int row,QModelIndex, bool hide)
• void setSortingEnabled(bool enable)
• void setUniformRowHeights(bool uniform)
• void setWordWrap(bool on)
• void sortByColumn(int column,Qt::SortOrder order)
• bool uniformRowHeights(void)
• bool wordWrap(void)
• void dataChanged(QModelIndex,QModelIndex)
• QModelIndex indexAt(QPoint)
• void keyboardSearch(QString)
• void reset(void)
• void scrollTo(QModelIndex, QAbstractItemView::ScrollHint)
• void setModel(QAbstractItemModel *model)
• void setRootIndex(QModelIndex)
• void setSelectionModel(QItemSelectionModel *selectionModel)
• QRect visualRect(QModelIndex)
• void collapse(QModelIndex)
• void collapseAll(void)
• void expand(QModelIndex)
• void expandAll(void)
• void expandToDepth(int depth)
• void hideColumn(int column)
• void resizeColumnToContents(int column)
• void showColumn(int column)
• void setcollapsedEvent(const char *)
• void setexpandedEvent(const char *)
• void setactivatedEvent(const char *)
• void setclickedEvent(const char *)
• void setdoubleClickedEvent(const char *)
• void setenteredEvent(const char *)
• void setpressedEvent(const char *)
69.18. QTreeView Class 683

• void setviewportEnteredEvent(const char *)
• const char *getcollapsedEvent(void)
• const char *getexpandedEvent(void)
• const char *getactivatedEvent(void)
• const char *getclickedEvent(void)
• const char *getdoubleClickedEvent(void)
• const char *getenteredEvent(void)
• const char *getpressedEvent(void)
• const char *getviewportEnteredEvent(void)
69.19 QDir Class
C++ Reference : http://doc.qt.io/qt-5/QDir.html
Parameters : void
• void setNameFilters(QStringList)
69.20 QFileSystemModel Class
C++ Reference : http://doc.qt.io/qt-5/QFileSystemModel.html
Parameters : void
• QIcon fileIcon(QModelIndex)
• QFileInfo fileInfo(QModelIndex)
• QString fileName(QModelIndex)
• QString filePath(QModelIndex)
• int filter(void)
• QFileIconProvider *iconProvider(void)
• QModelIndex index(QString, int column)
• bool isDir(QModelIndex)
• QDateTime lastModified(QModelIndex)
• QModelIndex mkdir(QModelIndex,QString)
• QVariant myComputer(int role)
• bool nameFilterDisables(void)
• QStringList nameFilters(void)
• int permissions(QModelIndex)
• bool remove(QModelIndex)
• bool resolveSymlinks(void)
69.19. QDir Class 684

• bool rmdir(QModelIndex)
• QDir rootDirectory(void)
• QString rootPath(void)
• void setFilter(QDir::Filter ﬁlters)
• void setIconProvider(QFileIconProvider *provider)
• void setNameFilterDisables(bool enable)
• void setNameFilters(QStringList)
• void setReadOnly(bool enable)
• void setResolveSymlinks(bool enable)
• QModelIndex setRootPath(QString)
• int size(QModelIndex)
• QString type(QModelIndex)
• bool canFetchMore(QModelIndex)
• int columnCount(void)
• QVariant data( QModelIndex index, int role)
• bool dropMimeData( QMimeData *data, Qt::DropAction action, int row, int column, QModelIndex parent)
• void fetchMore( QModelIndex parent)
• int ﬂags( QModelIndex index)
• bool hasChildren( QModelIndex parent )
• QVariant headerData(int section, Qt::Orientation orientation, int role )
• QMimeData * mimeData( QModelIndexList indexes)
• QStringList mimeTypes(void)
• QModelIndex parent( QModelIndex index)
• int rowCount( QModelIndex parent)
• bool setData( QModelIndex idx, QVariant value, int role)
• void sort(int column, Qt::SortOrder order )
• int supportedDropActions(void)
69.21 QTreeWidget Class
C++ Reference : http://doc.qt.io/qt-5/QTreeWidget.html
Parent Class : QTreeView
• void addTopLevelItem(QTreeWidgetItem *item)
• void closePersistentEditor(QTreeWidgetItem *item, int column)
69.21. QTreeWidget Class 685

• int currentColumn(void)
• QTreeWidgetItem *currentItem(void)
• void editItem(QTreeWidgetItem *item, int column)
• QTreeWidgetItem *headerItem(void)
• int indexOfTopLevelItem(QTreeWidgetItem *item)
• void insertTopLevelItem(int index, QTreeWidgetItem *item)
• QTreeWidgetItem *invisibleRootItem(void)
• bool isFirstItemColumnSpanned( QTreeWidgetItem *item)
• QTreeWidgetItem *itemAbove(QTreeWidgetItem *item)
• QTreeWidgetItem *itemAt(int x, int y)
• QTreeWidgetItem *itemBelow(QTreeWidgetItem *item)
• QWidget *itemWidget(QTreeWidgetItem *item, int column)
• void openPersistentEditor(QTreeWidgetItem *item, int column)
• void removeItemWidget(QTreeWidgetItem *item, int column)
• void setColumnCount(int columns)
• void setCurrentItem(QTreeWidgetItem * item, QItemSelectionModel::SelectionFlag column)
• void setFirstItemColumnSpanned(QTreeWidgetItem *item, bool span)
• void setHeaderItem(QTreeWidgetItem *item)
• void setHeaderLabel(QString)
• void setHeaderLabels(QStringList)
• void setItemWidget(QTreeWidgetItem *item, int column, QWidget * widget)
• int sortColumn(void)
• void sortItems(int column, Qt::SortOrder order)
• QTreeWidgetItem *takeTopLevelItem(int index)
• QTreeWidgetItem *topLevelItem(int index)
• int topLevelItemCount(void)
• QRect visualItemRect(QTreeWidgetItem *item)
• void setSelectionModel(QItemSelectionModel *selectionModel)
• void collapseItem(QTreeWidgetItem *item)
• void expandItem(QTreeWidgetItem *item)
• void scrollToItem(QTreeWidgetItem *item, QAbstractItemView::ScrollHint hint)
• void setcollapsedEvent(const char *)
• void setexpandedEvent(const char *)
• void setclickedEvent(const char *)

• void setdoubleClickedEvent(const char *)
• void setenteredEvent(const char *)
• void setpressedEvent(const char *)
• void setviewportEnteredEvent(const char *)
• void setcurrentItemChangedEvent(const char *)
• void setitemActivatedEvent(const char *)
• void setitemChangedEvent(const char *)
• void setitemClickedEvent(const char *)
• void setitemCollapsedEvent(const char *)
• void setitemDoubleClickedEvent(const char *)
• void setitemEnteredEvent(const char *)
• void setitemExpandedEvent(const char *)
• void setitemPressedEvent(const char *)
• void setitemSelectionChangedEvent(const char *)
• const char *getcollapsedEvent(void)
• const char *getexpandedEvent(void)
• const char *getclickedEvent(void)
• const char *getdoubleClickedEvent(void)
• const char *getenteredEvent(void)
• const char *getpressedEvent(void)
• const char *getviewportEnteredEvent(void)
• const char *getcurrentItemChangedEvent(void)
• const char *getitemActivatedEvent(void)
• const char *getitemChangedEvent(void)
• const char *getitemClickedEvent(void)
• const char *getitemCollapsedEvent(void)
• const char *getitemDoubleClickedEvent(void)
• const char *getitemEnteredEvent(void)
• const char *getitemExpandedEvent(void)
• const char *getitemPressedEvent(void)
• const char *getitemSelectionChangedEvent(void)

69.22 QTreeWidgetItem Class
C++ Reference : http://doc.qt.io/qt-5/QTreeWidgetItem.html
Parameters : void
• void addChild(QTreeWidgetItem *child)
• QBrush background(int column)
• int checkState(int column)
• QTreeWidgetItem *child(int index)
• int childCount(void)
• int childIndicatorPolicy(void)
• QTreeWidgetItem *clone(void)
• QVariant data(int column, int role)
• int ﬂags(void)
• QFont font(int column)
• QBrush foreground(int column)
• QIcon icon(int column)
• int indexOfChild(QTreeWidgetItem *child)
• void insertChild(int index, QTreeWidgetItem *child)
• bool isDisabled(void)
• bool isExpanded(void)
• bool isFirstColumnSpanned(void)
• bool isHidden(void)
• bool isSelected(void)
• QTreeWidgetItem *parent(void)
• void read(QDataStream)
• void removeChild(QTreeWidgetItem *child)
• void setBackground(int column,QBrush)
• void setCheckState(int column, Qt::CheckState state)
• void setChildIndicatorPolicy(QTreeWidgetItem::ChildIndicatorPolicy policy)
• void setData(int column, int role,QVariant)
• void setDisabled(bool disabled)
• void setExpanded(bool expand)
• void setFirstColumnSpanned(bool span)
• void setFlags(Qt::ItemFlag ﬂags)
• void setFont(int column, QFont)
69.22. QTreeWidgetItem Class 688

• void setForeground(int column, QBrush)
• void setHidden(bool hide)
• void setIcon(int column, QIcon)
• void setSelected(bool select)
• void setSizeHint(int column, QSize)
• void setStatusTip(int column, QString)
• void setText(int column, QString)
• void setTextAlignment(int column, int alignment)
• void setToolTip(int column, QString)
• void setWhatsThis(int column, QString)
• QSize sizeHint(int column)
• void sortChildren(int column, Qt::SortOrder order)
• QString statusTip(int column)
• QTreeWidgetItem *takeChild(int index)
• QString text(int column)
• int textAlignment(int column)
• QString toolTip(int column)
• QTreeWidget *treeWidget(void)
• int type(void)
• QString whatsThis(int column)
• void write(QDataStream)
69.23 QComboBox Class
C++ Reference : http://doc.qt.io/qt-5/QComboBox.html
• void addItem(QString,int)
• QCompleter *completer(void)
• int count(void)
• int currentIndex(void)
• QString currentText(void)
• bool duplicatesEnabled(void)
• int findData(QVariant, int role, Qt::MatchFlag flags)
• int findText(QString, Qt::MatchFlag flags)
• bool hasFrame(void)
69.23. QComboBox Class 689

• void hidePopup(void)
• QSize iconSize(void)
• void insertItem(int index, QString, QVariant)
• bool isEditable(void)
• QVariant itemData(int index, int role)
• QAbstractItemDelegate *itemDelegate(void)
• QIcon itemIcon(int index)
• QString itemText(int index)
• QLineEdit *lineEdit(void)
• int maxCount(void)
• int maxVisibleItems(void)
• int minimumContentsLength(void)
• QAbstractItemModel *model(void)
• int modelColumn(void)
• void removeItem(int index)
• QModelIndex rootModelIndex(void)
• void setCompleter(QCompleter *completer)
• void setDuplicatesEnabled(bool enable)
• void setEditable(bool editable)
• void setFrame(bool)
• void setItemDelegate(QAbstractItemDelegate *delegate)
• void setItemIcon(int index, QIcon)
• void setItemText(int index, QString)
• void setLineEdit(QLineEdit *edit)
• void setMaxCount(int max)
• void setMaxVisibleItems(int maxItems)
• void setMinimumContentsLength(int characters)
• void setModel(QAbstractItemModel *model)
• void setModelColumn(int visibleColumn)
• void setRootModelIndex(QModelIndex)
• void setView(QAbstractItemView *itemView)
• void showPopup(void)
• QAbstractItemView *view(void)
• void clearEditText(void)
69.23. QComboBox Class 690

• void setCurrentIndex(int index)
• void setEditText(QString)
• void setcurrentIndexChangedEvent(const char *)
• void seteditTextChangedEvent(const char *)
• void sethighlightedEvent(const char *)
• const char *getcurrentIndexChangedEvent(void)
• const char *geteditTextChangedEvent(void)
• const char *gethighlightedEvent(void)
69.24 QMenuBar Class
C++ Reference : http://doc.qt.io/qt-5/QMenuBar.html
• QAction *actionAt(QPoint)
• QRect actionGeometry(QAction *act)
• QAction *activeAction(void)
• QAction *addAction(QString)
• QAction *addSeparator(void)
• QWidget *cornerWidget(Qt::Corner)
• QAction *insertSeparator(QAction *before)
• bool isDefaultUp(void)
• bool isNativeMenuBar(void)
• void setActiveAction(QAction *act)
• void setCornerWidget(QWidget *widget, Qt::Corner)
• void setNativeMenuBar(bool nativeMenuBar)
69.25 QMenu Class
C++ Reference : http://doc.qt.io/qt-5/QMenu.html
• QAction *actionAt(QPoint)
• QRect actionGeometry(QAction *act)
69.24. QMenuBar Class 691

• QAction *activeAction(void)
• void addAction(QAction *)
• QMenu *addMenu(QString)
• QAction *defaultAction(void)
• QAction *exec(void)
• void hideTearOffMenu(void)
• QIcon icon(void)
• QAction *insertMenu(QAction *before, QMenu *menu)
• bool isEmpty(void)
• bool isTearOffEnabled(void)
• bool isTearOffMenuVisible(void)
• QAction *menuAction(void)
• void popup(QPoint, QAction *atAction)
• bool separatorsCollapsible(void)
• void setActiveAction(QAction *act)
• void setDefaultAction(QAction *act)
• void setSeparatorsCollapsible(bool collapse)
• void setTearOffEnabled(bool)
• void setTitle(QString)
• QString title(void)
69.26 QToolBar Class
C++ Reference : http://doc.qt.io/qt-5/QToolBar.html
• QAction *actionAt(int x, int y)
• QAction *addAction(QString)
• QAction *addWidget(QWidget *widget)
• int allowedAreas(void)
69.26. QToolBar Class 692

• QAction *insertWidget(QAction *before, QWidget *widget)
• bool isAreaAllowed(Qt::ToolBarArea area)
• bool isFloatable(void)
• bool isFloating(void)
• bool isMovable(void)
• int orientation(void)
• void setAllowedAreas(Qt::ToolBarArea areas)
• void setFloatable(bool ﬂoatable)
• void setMovable(bool movable)
• void setOrientation(Qt::Orientation orientation)
• QAction *toggleViewAction(void)
• int toolButtonStyle(void)
• QWidget *widgetForAction(QAction *action)
• void setToolButtonStyle(Qt::ToolButtonStyle toolButtonStyle)
69.27 QMainWindow Class
C++ Reference : http://doc.qt.io/qt-5/QMainWindow.html
Parameters : void
• void addDockWidget(Qt::DockWidgetArea area, QDockWidget *dockwidget, Qt::Orientation orientation)
• QToolBar *addToolBar(QString)
• 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)
• void insertToolBar(QToolBar *before, QToolBar *toolbar)
• void insertToolBarBreak(QToolBar *before)
69.27. QMainWindow Class 693

• 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 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)
• int tabShape(void)
• void tabifyDockWidget(QDockWidget *first, QDockWidget *second)
• int toolBarArea(QToolBar *toolbar)
• bool toolBarBreak(QToolBar *toolbar)
• int toolButtonStyle(void)
• bool unifiedTitleAndToolBarOnMac(void)
69.28 QStatusBar Class
C++ Reference : http://doc.qt.io/qt-5/QStatusBar.html
69.28. QStatusBar Class 694

• void addPermanentWidget(QWidget * widget, int stretch)
• void addWidget(QWidget * widget, int stretch)
• QString currentMessage(void)
• int insertPermanentWidget(int index, QWidget * widget, int stretch)
• int insertWidget(int index, QWidget * widget, int stretch)
• bool isSizeGripEnabled(void)
• void removeWidget(QWidget *widget)
• void setSizeGripEnabled(bool)
• void clearMessage(void)
• void showMessage(QString , int timeout)
69.29 QDockWidget Class
C++ Reference : http://doc.qt.io/qt-5/QDockWidget.html
Parameters : QWidget *parent,Qt::WindowType ﬂag
• int allowedAreas(void)
• int features(void)
• bool isAreaAllowed(Qt::DockWidgetArea area)
• bool isFloating(void)
• void setAllowedAreas(Qt::DockWidgetArea areas)
• void setFeatures(QDockWidget::DockWidgetFeature features)
• void setFloating(bool ﬂoating)
• void setTitleBarWidget(QWidget *widget)
• void setWidget(QWidget *widget)
• QWidget *titleBarWidget(void)
• QAction *toggleViewAction(void)
• QWidget *widget(void)
• void allowedAreasChanged(Qt::DockWidgetArea allowedAreas)
• void dockLocationChanged(Qt::DockWidgetArea area)
• void featuresChanged(QDockWidget::DockWidgetFeature features)
• void topLevelChanged(bool topLevel)
• void visibilityChanged(bool visible)
69.29. QDockWidget Class 695

69.30 QTabWidget Class
C++ Reference : http://doc.qt.io/qt-5/QTabWidget.html
Parameters : QWidget *parent
• int addTab(QWidget *page, QString)
• QWidget *cornerWidget(Qt::Corner corner)
• int count(void)
• int currentIndex(void)
• QWidget *currentWidget(void)
• bool documentMode(void)
• int elideMode(void)
• int indexOf(QWidget *w)
• int insertTab(int index, QWidget *page,QString)
• bool isMovable(void)
• bool isTabEnabled(int index)
• void removeTab(int index)
• void setCornerWidget(QWidget *widget, Qt::Corner corner)
• void setDocumentMode(bool set)
• void setElideMode(Qt::TextElideMode)
• void setMovable(bool movable)
• void setTabEnabled(int index, bool enable)
• void setTabIcon(int index, QIcon)
• void setTabText(int index,QString)
• void setTabToolTip(int index, QString)
• void setTabWhatsThis(int index, QString)
• void setTabsClosable(bool closeable)
• void setUsesScrollButtons(bool useButtons)
• QIcon tabIcon(int index)
• QString tabText(int index)
• QString tabToolTip(int index)
• QString tabWhatsThis(int index)
• bool tabsClosable(void)
69.30. QTabWidget Class 696

• bool usesScrollButtons(void)
• QWidget *widget(int index)
• int heightForWidth(int width)
• QSize minimumSizeHint(void)
• QSize sizeHint(void)
• void setCurrentIndex(int index)
• void setCurrentWidget(QWidget *widget)
• void setcurrentChangedEvent(const char *)
• void settabCloseRequestedEvent(const char *)
• const char *getcurrentChangedEvent(void)
• const char *gettabCloseRequestedEvent(void)
69.31 QTableWidgetItem Class
C++ Reference : http://doc.qt.io/qt-5/QTableWidgetItem.html
Parameters : QString
• QBrush background(void)
• int checkState(void)
• QTableWidgetItem *clone(void)
• int column(void)
• QVariant data(int role)
• int ﬂags(void)
• QFont font(void)
• QBrush foreground(void)
• QIcon icon(void)
• bool isSelected(void)
• void read(QDataStream)
• int row(void)
• void setBackground(QBrush)
• void setCheckState(Qt::CheckState state)
• void setData(int role, QVariant)
• void setFlags(Qt::ItemFlag ﬂags)
• void setFont(QFont)
• void setForeground(QBrush)
• void setSelected(bool select)
69.31. QTableWidgetItem Class 697

The Ring programming language version 1.4 book - Part 24 of 30

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The Ring programming language version 1.4 book - Part 24 of 30