The QFontComboBox widget is a combobox that lets the user select a font family.
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| QFontComboBox (QWidget *parent=nullptr) |
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| ~QFontComboBox () |
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QFont | currentFont () const |
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FontFilters | fontFilters () const |
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void | setFontFilters (FontFilters filters) |
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void | setWritingSystem (QFontDatabase::WritingSystem script) |
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QSize | sizeHint () const override |
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QFontDatabase::WritingSystem | writingSystem () const |
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| QComboBox (QWidget *parent=nullptr) |
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| ~QComboBox () |
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void | addItem (const QIcon &icon, const QString &text, const QVariant &userData=QVariant ()) |
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void | addItem (const QString &text, const QVariant &userData=QVariant ()) |
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void | addItems (const QStringList &texts) |
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bool | autoCompletion () const |
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Qt::CaseSensitivity | autoCompletionCaseSensitivity () const |
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QCompleter * | completer () const |
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int | count () const |
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QVariant | currentData (int role=Qt::UserRole) const |
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int | currentIndex () const |
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QString | currentText () const |
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bool | duplicatesEnabled () const |
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bool | event (QEvent *event) override |
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int | findData (const QVariant &data, int role=Qt::UserRole, Qt::MatchFlags flags=static_cast< Qt::MatchFlags >(Qt::MatchExactly|Qt::MatchCaseSensitive)) const |
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int | findText (const QString &text, Qt::MatchFlags flags=static_cast< Qt::MatchFlags >(Qt::MatchExactly|Qt::MatchCaseSensitive)) const |
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bool | hasFrame () const |
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virtual void | hidePopup () |
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QSize | iconSize () const |
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QVariant | inputMethodQuery (Qt::InputMethodQuery query) const override |
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void | insertItem (int index, const QIcon &icon, const QString &text, const QVariant &userData=QVariant ()) |
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void | insertItem (int index, const QString &text, const QVariant &userData=QVariant ()) |
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void | insertItems (int index, const QStringList &list) |
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InsertPolicy | insertPolicy () const |
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void | insertSeparator (int index) |
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bool | isEditable () const |
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QVariant | itemData (int index, int role=Qt::UserRole) const |
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QAbstractItemDelegate * | itemDelegate () const |
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QIcon | itemIcon (int index) const |
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QString | itemText (int index) const |
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QLineEdit * | lineEdit () const |
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int | maxCount () const |
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int | maxVisibleItems () const |
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int | minimumContentsLength () const |
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QSize | minimumSizeHint () const override |
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QAbstractItemModel * | model () const |
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int | modelColumn () const |
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void | removeItem (int index) |
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QModelIndex | rootModelIndex () const |
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void | setAutoCompletion (bool enable) |
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void | setAutoCompletionCaseSensitivity (Qt::CaseSensitivity sensitivity) |
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void | setCompleter (QCompleter *completer) |
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void | setDuplicatesEnabled (bool enable) |
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void | setEditable (bool editable) |
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void | setFrame (bool enable) |
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void | setIconSize (const QSize &size) |
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void | setInsertPolicy (InsertPolicy policy) |
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void | setItemData (int index, const QVariant &value, int role=Qt::UserRole) |
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void | setItemDelegate (QAbstractItemDelegate *delegate) |
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void | setItemIcon (int index, const QIcon &icon) |
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void | setItemText (int index, const QString &text) |
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void | setLineEdit (QLineEdit *edit) |
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void | setMaxCount (int max) |
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void | setMaxVisibleItems (int maxItems) |
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void | setMinimumContentsLength (int characters) |
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void | setModel (QAbstractItemModel *model) |
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void | setModelColumn (int visibleColumn) |
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void | setRootModelIndex (const QModelIndex &index) |
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void | setSizeAdjustPolicy (SizeAdjustPolicy policy) |
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void | setValidator (const QValidator *validator) |
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void | setView (QAbstractItemView *itemView) |
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virtual void | showPopup () |
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SizeAdjustPolicy | sizeAdjustPolicy () const |
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const QValidator * | validator () const |
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QAbstractItemView * | view () const |
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| QWidget (QWidget *parent=nullptr, Qt::WindowFlags flags=Qt::EmptyFlag) |
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| ~QWidget () |
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bool | acceptDrops () const |
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QString | accessibleDescription () const |
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QString | accessibleName () const |
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QList< QAction * > | actions () const |
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void | activateWindow () |
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void | addAction (QAction *action) |
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void | addActions (const QList< QAction * > &actions) |
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void | adjustSize () |
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bool | autoFillBackground () const |
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QPalette::ColorRole | backgroundRole () const |
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QBackingStore * | backingStore () const |
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QSize | baseSize () const |
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QWidget * | childAt (const QPoint &position) const |
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QWidget * | childAt (int x, int y) const |
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QRect | childrenRect () const |
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QRegion | childrenRegion () const |
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void | clearFocus () |
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void | clearMask () |
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QMargins | contentsMargins () const |
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QRect | contentsRect () const |
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Qt::ContextMenuPolicy | contextMenuPolicy () const |
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QCursor | cursor () const |
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WId | effectiveWinId () const |
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void | ensurePolished () const |
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Qt::FocusPolicy | focusPolicy () const |
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QWidget * | focusProxy () const |
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QWidget * | focusWidget () const |
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const QFont & | font () const |
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QFontInfo | fontInfo () const |
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QFontMetrics | fontMetrics () const |
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QPalette::ColorRole | foregroundRole () const |
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QRect | frameGeometry () const |
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QSize | frameSize () const |
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const QRect & | geometry () const |
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void | getContentsMargins (int *left, int *top, int *right, int *bottom) const |
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QPixmap | grab (const QRect &rectangle=QRect (QPoint (0, 0), QSize (-1,-1))) |
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void | grabGesture (Qt::GestureType gestureType, Qt::GestureFlags flags=Qt::GestureFlags ()) |
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void | grabKeyboard () |
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void | grabMouse () |
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void | grabMouse (const QCursor &cursor) |
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int | grabShortcut (const QKeySequence &key, Qt::ShortcutContext context=Qt::WindowShortcut) |
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QGraphicsEffect * | graphicsEffect () const |
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QGraphicsProxyWidget * | graphicsProxyWidget () const |
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bool | hasEditFocus () const |
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bool | hasFocus () const |
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virtual bool | hasHeightForWidth () const |
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bool | hasMouseTracking () const |
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int | height () const |
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virtual int | heightForWidth (int width) const |
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Qt::InputMethodHints | inputMethodHints () const |
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void | insertAction (QAction *before, QAction *action) |
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void | insertActions (QAction *before, QList< QAction * > actions) |
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bool | isActiveWindow () const |
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bool | isAncestorOf (const QWidget *child) const |
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bool | isEnabled () const |
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bool | isEnabledTo (const QWidget *parent) const |
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bool | isEnabledToTLW () const |
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bool | isFullScreen () const |
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bool | isHidden () const |
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bool | isMaximized () const |
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bool | isMinimized () const |
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bool | isModal () const |
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bool | isTopLevel () const |
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bool | isVisible () const |
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bool | isVisibleTo (const QWidget *parent) const |
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bool | isWindow () const |
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bool | isWindowModified () const |
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QLayout * | layout () const |
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Qt::LayoutDirection | layoutDirection () const |
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QLocale | locale () const |
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QPoint | mapFrom (const QWidget *parent, const QPoint &pos) const |
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QPoint | mapFromGlobal (const QPoint &pos) const |
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QPoint | mapFromParent (const QPoint &pos) const |
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QPoint | mapTo (const QWidget *parent, const QPoint &pos) const |
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QPoint | mapToGlobal (const QPoint &pos) const |
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QPoint | mapToParent (const QPoint &pos) const |
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QRegion | mask () const |
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int | maximumHeight () const |
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QSize | maximumSize () const |
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int | maximumWidth () const |
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int | minimumHeight () const |
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QSize | minimumSize () const |
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int | minimumWidth () const |
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void | move (const QPoint &point) |
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void | move (int x, int y) |
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QWidget * | nativeParentWidget () const |
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QWidget * | nextInFocusChain () const |
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QRect | normalGeometry () const |
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void | overrideWindowFlags (Qt::WindowFlags flags) |
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QPaintEngine * | paintEngine () const override |
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const QPalette & | palette () const |
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QWidget * | parentWidget () const |
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QPoint | pos () const |
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QWidget * | previousInFocusChain () const |
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QRect | rect () const |
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void | releaseKeyboard () |
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void | releaseMouse () |
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void | releaseShortcut (int id) |
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void | removeAction (QAction *action) |
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void | render (QPaintDevice *target, const QPoint &targetOffset=QPoint (), const QRegion &sourceRegion=QRegion (), RenderFlags renderFlags=RenderFlags (DrawWindowBackground|DrawChildren)) |
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void | render (QPainter *painter, const QPoint &targetOffset=QPoint (), const QRegion &sourceRegion=QRegion (), RenderFlags renderFlags=RenderFlags (DrawWindowBackground|DrawChildren)) |
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void | repaint (const QRect &rect) |
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void | repaint (const QRegion ®ion) |
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void | repaint (int x, int y, int w, int h) |
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void | resize (const QSize &size) |
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void | resize (int w, int h) |
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bool | restoreGeometry (const QByteArray &geometry) |
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QByteArray | saveGeometry () const |
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void | scroll (int dx, int dy) |
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void | scroll (int dx, int dy, const QRect &rect) |
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void | setAcceptDrops (bool on) |
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void | setAccessibleDescription (const QString &description) |
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void | setAccessibleName (const QString &name) |
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void | setAttribute (Qt::WidgetAttribute attribute, bool enable=true) |
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void | setAutoFillBackground (bool enable) |
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void | setBackgroundRole (QPalette::ColorRole role) |
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void | setBaseSize (const QSize &size) |
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void | setBaseSize (int basew, int baseh) |
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void | setContentsMargins (const QMargins &margins) |
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void | setContentsMargins (int left, int top, int right, int bottom) |
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void | setContextMenuPolicy (Qt::ContextMenuPolicy policy) |
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void | setCursor (const QCursor &cursor) |
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void | setEditFocus (bool enable) |
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void | setFixedHeight (int h) |
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void | setFixedSize (const QSize &size) |
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void | setFixedSize (int w, int h) |
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void | setFixedWidth (int w) |
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void | setFocus (Qt::FocusReason reason) |
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void | setFocusPolicy (Qt::FocusPolicy policy) |
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void | setFocusProxy (QWidget *widget) |
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void | setFont (const QFont &font) |
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void | setForegroundRole (QPalette::ColorRole role) |
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void | setGeometry (const QRect &rect) |
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void | setGeometry (int x, int y, int w, int h) |
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void | setGraphicsEffect (QGraphicsEffect *effect) |
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void | setInputMethodHints (Qt::InputMethodHints hints) |
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void | setLayout (QLayout *layout) |
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void | setLayoutDirection (Qt::LayoutDirection direction) |
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void | setLocale (const QLocale &locale) |
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void | setMask (const QBitmap &bitmap) |
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void | setMask (const QRegion ®ion) |
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void | setMaximumHeight (int maxh) |
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void | setMaximumSize (const QSize &size) |
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void | setMaximumSize (int maxw, int maxh) |
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void | setMaximumWidth (int maxw) |
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void | setMinimumHeight (int minh) |
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void | setMinimumSize (const QSize &size) |
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void | setMinimumSize (int minw, int minh) |
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void | setMinimumWidth (int minw) |
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void | setMouseTracking (bool enable) |
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void | setPalette (const QPalette &palette) |
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void | setParent (QWidget *parent) |
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void | setParent (QWidget *parent, Qt::WindowFlags flags) |
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void | setShortcutAutoRepeat (int id, bool enable=true) |
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void | setShortcutEnabled (int id, bool enable=true) |
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void | setSizeIncrement (const QSize &size) |
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void | setSizeIncrement (int w, int h) |
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void | setSizePolicy (QSizePolicy policy) |
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void | setSizePolicy (QSizePolicy::Policy horizontal, QSizePolicy::Policy vertical) |
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void | setStatusTip (const QString &data) |
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void | setStyle (QStyle *style) |
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void | setToolTip (const QString &data) |
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void | setToolTipDuration (int msec) |
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void | setUpdatesEnabled (bool enable) |
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void | setWhatsThis (const QString &str) |
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void | setWindowFilePath (const QString &filePath) |
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void | setWindowFlags (Qt::WindowFlags flags) |
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void | setWindowIcon (const QIcon &icon) |
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void | setWindowModality (Qt::WindowModality windowModality) |
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void | setWindowOpacity (qreal level) |
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void | setWindowRole (const QString &role) |
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void | setWindowState (Qt::WindowStates windowState) |
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QSize | size () const |
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QSize | sizeIncrement () const |
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QSizePolicy | sizePolicy () const |
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void | stackUnder (QWidget *widget) |
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QString | statusTip () const |
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QStyle * | style () const |
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QString | styleSheet () const |
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bool | testAttribute (Qt::WidgetAttribute attribute) const |
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QString | toolTip () const |
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int | toolTipDuration () const |
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QWidget * | topLevelWidget () const |
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bool | underMouse () const |
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void | ungrabGesture (Qt::GestureType gestureType) |
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void | unsetCursor () |
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void | unsetLayoutDirection () |
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void | unsetLocale () |
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void | update (const QRect &rect) |
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void | update (const QRegion ®ion) |
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void | update (int x, int y, int w, int h) |
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void | updateGeometry () |
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bool | updatesEnabled () const |
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QRegion | visibleRegion () const |
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QString | whatsThis () const |
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int | width () const |
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QWidget * | window () const |
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QString | windowFilePath () const |
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Qt::WindowFlags | windowFlags () const |
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QWindow * | windowHandle () const |
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QIcon | windowIcon () const |
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Qt::WindowModality | windowModality () const |
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qreal | windowOpacity () const |
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QString | windowRole () const |
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Qt::WindowStates | windowState () const |
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QString | windowTitle () const |
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Qt::WindowType | windowType () const |
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WId | winId () const |
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int | x () const |
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int | y () const |
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| QObject (QObject *parent=nullptr) |
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| ~QObject () |
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bool | blockSignals (bool block) |
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const QList< QObject * > & | children () const |
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bool | connect (const QObject *sender, const QString &signalMethod, const QString &location, const QString &slotMethod, Qt::ConnectionType type=Qt::AutoConnection) |
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bool | connect (const QObject *sender, const QString &signalMethod, const QString &slotMethod, Qt::ConnectionType type=Qt::AutoConnection) |
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bool | disconnect (const QObject *receiver, const QString &slotMethod=QString ()) const |
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bool | disconnect (const QString &signalMethod, const QString &location, const QObject *receiver=nullptr, const QString &slotMethod=QString ()) const |
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bool | disconnect (const QString &signalMethod=QString (), const QObject *receiver=nullptr, const QString &slotMethod=QString ()) const |
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void | dumpObjectInfo () |
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void | dumpObjectTree () |
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QList< QString > | dynamicPropertyNames () const |
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virtual bool | event (QEvent *event) |
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virtual bool | eventFilter (QObject *watched, QEvent *event) |
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template<typename T > |
T | findChild (const QString &childName=QString ()) const |
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template<class T > |
QList< T > | findChildren (const QRegularExpression ®Exp, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
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template<class T > |
QList< T > | findChildren (const QString &childName=QString (), Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
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bool | inherits (const QString &className) const |
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void | installEventFilter (QObject *filterObj) |
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bool | isWidgetType () const |
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bool | isWindowType () const |
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void | killTimer (int id) |
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const QMetaObject * | metaObject () const |
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void | moveToThread (QThread *targetThread) |
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QString | objectName () const |
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QObject * | parent () const |
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template<class T = QVariant> |
T | property (const QString &name) const |
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void | removeEventFilter (QObject *obj) |
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void | setObjectName (const QString &name) |
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void | setParent (QObject *parent) |
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bool | setProperty (const QString &name, const QVariant &value) |
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bool | signalsBlocked () const |
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int | startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer) |
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QThread * | thread () const |
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virtual | ~QPaintDevice () |
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int | colorCount () const |
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int | depth () const |
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int | devicePixelRatio () const |
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qreal | devicePixelRatioF () const |
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int | height () const |
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int | heightMM () const |
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int | logicalDpiX () const |
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int | logicalDpiY () const |
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bool | paintingActive () const |
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int | physicalDpiX () const |
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int | physicalDpiY () const |
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int | width () const |
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int | widthMM () const |
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static QWidget * | createWindowContainer (QWindow *window, QWidget *parent=nullptr, Qt::WindowFlags flags=Qt::EmptyFlag) |
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static QWidget * | find (WId id) |
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static QWidget * | keyboardGrabber () |
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static QWidget * | mouseGrabber () |
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static void | setTabOrder (QWidget *firstWidget, QWidget *secondWidget) |
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static bool | connect (const QObject *sender, const QMetaMethod &signalMethod, const QObject *receiver, const QMetaMethod &slotMethod, Qt::ConnectionType type=Qt::AutoConnection) |
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static bool | connect (const QObject *sender, const QString &signalMethod, const QObject *receiver, const QString &slotMethod, Qt::ConnectionType type=Qt::AutoConnection, const QString &location=QString ()) |
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static bool | connect (const QObject *sender, const QString &signalMethod, const QString &location, const QObject *receiver, const QString &slotMethod, Qt::ConnectionType type=Qt::AutoConnection) |
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template<class Sender , class SignalClass , class... SignalArgs, class Receiver , class SlotClass , class... SlotArgs, class SlotReturn > |
static bool | connect (const Sender *sender, void (SignalClass::*signalMethod)(SignalArgs...), const Receiver *receiver, SlotReturn (SlotClass::*slotMethod)(SlotArgs...), Qt::ConnectionType type=Qt::AutoConnection) |
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template<class Sender , class SignalClass , class... SignalArgs, class Receiver , class T > |
static bool | connect (const Sender *sender, void (SignalClass::*signalMethod)(SignalArgs...), const Receiver *receiver, T slotLambda, Qt::ConnectionType type=Qt::AutoConnection) |
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static bool | disconnect (const QObject *sender, const QMetaMethod &signalMethod, const QObject *receiver, const QMetaMethod &slotMethod) |
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static bool | disconnect (const QObject *sender, const QString &signalMethod, const QObject *receiver, const QString &slotMethod) |
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static bool | disconnect (const QObject *sender, const QString &signalMethod, const QString &location, const QObject *receiver, const QString &slotMethod) |
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static bool | disconnect (const QObject *sender, std::nullptr_t, const QObject *receiver, std::nullptr_t) |
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template<class Sender , class SignalClass , class... SignalArgs, class Receiver , class SlotClass , class... SlotArgs, class SlotReturn > |
static bool | disconnect (const Sender *sender, void (SignalClass::*signalMethod)(SignalArgs...), const Receiver *receiver, SlotReturn (SlotClass::*slotMethod)(SlotArgs...)) |
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template<class Sender , class SignalClass , class... SignalArgs, class Receiver > |
static bool | disconnect (const Sender *sender, void (SignalClass::*signalMethod)(SignalArgs...), const Receiver *receiver, std::nullptr_t slotMethod=nullptr) |
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template<class Sender , class SignalClass , class... SignalArgs, class Receiver , class T > |
static bool | disconnect (const Sender *sender, void (SignalClass::*signalMethod)(SignalArgs...), const Receiver *receiver, T slotMethod) |
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static QMetaObject & | staticMetaObject () |
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static QString | tr (const char *text, const char *comment=nullptr, std::optional< int > numArg=std::optional< int >()) |
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void | updateMicroFocus () |
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| QWidgetList |
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| WId |
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T | qobject_cast (QObject *object) |
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| QObjectList |
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The QFontComboBox widget is a combobox that lets the user select a font family.
The combobox is populated with an alphabetized list of font family names, such as Arial, Helvetica, and Times New Roman. Family names are displayed using the actual font when possible. For fonts such as Symbol, where the name is not representable in the font itself, a sample of the font is displayed next to the family name.
QFontComboBox is often used in toolbars, in conjunction with a QComboBox for controlling the font size and two QToolButtons for bold and italic.
When the user selects a new font, the currentFontChanged() signal is emitted in addition to currentIndexChanged().
Call setWritingSystem() to tell QFontComboBox to show only fonts that support a given writing system, and setFontFilters() to filter out certain types of fonts as e.g. non scalable fonts or monospaced fonts.
- See also
- QComboBox, QFont, QFontInfo, QFontMetrics, QFontDatabase