Qt 6.x
The Qt SDK
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QProxyStyle Class Reference

The QProxyStyle class is a convenience class that simplifies dynamically overriding QStyle elements. More...

#include <qproxystyle.h>

+ Inheritance diagram for QProxyStyle:
+ Collaboration diagram for QProxyStyle:

Public Member Functions

 QProxyStyle (QStyle *style=nullptr)
 Constructs a QProxyStyle object for overriding behavior in the specified style, or in the default native \l{QApplication::style()} {style} if style is not specified.
 
 QProxyStyle (const QString &key)
 Constructs a QProxyStyle object for overriding behavior in the base style specified by style key, or in the current \l{QApplication::style()}{application style} if the specified style key is unrecognized.
 
 ~QProxyStyle ()
 Destroys the QProxyStyle object.
 
QStylebaseStyle () const
 Returns the proxy base style object.
 
void setBaseStyle (QStyle *style)
 Sets the base style that should be proxied.
 
void drawPrimitive (PrimitiveElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget=nullptr) const override
 \reimp
 
void drawControl (ControlElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget=nullptr) const override
 \reimp
 
void drawComplexControl (ComplexControl control, const QStyleOptionComplex *option, QPainter *painter, const QWidget *widget=nullptr) const override
 \reimp
 
void drawItemText (QPainter *painter, const QRect &rect, int flags, const QPalette &pal, bool enabled, const QString &text, QPalette::ColorRole textRole=QPalette::NoRole) const override
 \reimp
 
virtual void drawItemPixmap (QPainter *painter, const QRect &rect, int alignment, const QPixmap &pixmap) const override
 \reimp
 
QSize sizeFromContents (ContentsType type, const QStyleOption *option, const QSize &size, const QWidget *widget) const override
 \reimp
 
QRect subElementRect (SubElement element, const QStyleOption *option, const QWidget *widget) const override
 \reimp
 
QRect subControlRect (ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const override
 \reimp
 
QRect itemTextRect (const QFontMetrics &fm, const QRect &r, int flags, bool enabled, const QString &text) const override
 \reimp
 
QRect itemPixmapRect (const QRect &r, int flags, const QPixmap &pixmap) const override
 \reimp
 
SubControl hitTestComplexControl (ComplexControl control, const QStyleOptionComplex *option, const QPoint &pos, const QWidget *widget=nullptr) const override
 \reimp
 
int styleHint (StyleHint hint, const QStyleOption *option=nullptr, const QWidget *widget=nullptr, QStyleHintReturn *returnData=nullptr) const override
 \reimp
 
int pixelMetric (PixelMetric metric, const QStyleOption *option=nullptr, const QWidget *widget=nullptr) const override
 \reimp
 
int layoutSpacing (QSizePolicy::ControlType control1, QSizePolicy::ControlType control2, Qt::Orientation orientation, const QStyleOption *option=nullptr, const QWidget *widget=nullptr) const override
 This slot is called by layoutSpacing() to determine the spacing that should be used between control1 and control2 in a layout.
 
QIcon standardIcon (StandardPixmap standardIcon, const QStyleOption *option=nullptr, const QWidget *widget=nullptr) const override
 Returns an icon for the given standardIcon.
 
QPixmap standardPixmap (StandardPixmap standardPixmap, const QStyleOption *opt, const QWidget *widget=nullptr) const override
 \reimp
 
QPixmap generatedIconPixmap (QIcon::Mode iconMode, const QPixmap &pixmap, const QStyleOption *opt) const override
 \reimp
 
QPalette standardPalette () const override
 \reimp
 
void polish (QWidget *widget) override
 \reimp
 
void polish (QPalette &pal) override
 \reimp
 
void polish (QApplication *app) override
 \reimp
 
void unpolish (QWidget *widget) override
 \reimp
 
void unpolish (QApplication *app) override
 \reimp
 
- Public Member Functions inherited from QCommonStyle
 QCommonStyle ()
 Constructs a QCommonStyle.
 
 ~QCommonStyle ()
 Destroys the style.
 
void drawPrimitive (PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w=nullptr) const override
 \reimp
 
void drawControl (ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w=nullptr) const override
 \reimp
 
QRect subElementRect (SubElement r, const QStyleOption *opt, const QWidget *widget=nullptr) const override
 \reimp
 
void drawComplexControl (ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *w=nullptr) const override
 \reimp
 
SubControl hitTestComplexControl (ComplexControl cc, const QStyleOptionComplex *opt, const QPoint &pt, const QWidget *w=nullptr) const override
 \reimp
 
QRect subControlRect (ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *w=nullptr) const override
 \reimp
 
QSize sizeFromContents (ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *widget=nullptr) const override
 \reimp
 
int pixelMetric (PixelMetric m, const QStyleOption *opt=nullptr, const QWidget *widget=nullptr) const override
 \reimp
 
int styleHint (StyleHint sh, const QStyleOption *opt=nullptr, const QWidget *w=nullptr, QStyleHintReturn *shret=nullptr) const override
 \reimp
 
QIcon standardIcon (StandardPixmap standardIcon, const QStyleOption *opt=nullptr, const QWidget *widget=nullptr) const override
 
QPixmap standardPixmap (StandardPixmap sp, const QStyleOption *opt=nullptr, const QWidget *widget=nullptr) const override
 \reimp
 
QPixmap generatedIconPixmap (QIcon::Mode iconMode, const QPixmap &pixmap, const QStyleOption *opt) const override
 \reimp
 
int layoutSpacing (QSizePolicy::ControlType control1, QSizePolicy::ControlType control2, Qt::Orientation orientation, const QStyleOption *option=nullptr, const QWidget *widget=nullptr) const override
 \reimp
 
void polish (QPalette &) override
 \reimp
 
void polish (QApplication *app) override
 \reimp
 
void polish (QWidget *widget) override
 \reimp
 
void unpolish (QWidget *widget) override
 \reimp
 
void unpolish (QApplication *application) override
 \reimp
 
- Public Member Functions inherited from QStyle
 QStyle ()
 Constructs a style object.
 
virtual ~QStyle ()
 Destroys the style object.
 
QString name () const
 Returns the name of the style.
 
virtual void polish (QWidget *widget)
 Initializes the appearance of the given widget.
 
virtual void unpolish (QWidget *widget)
 Uninitialize the given {widget}'s appearance.
 
virtual void polish (QApplication *application)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Late initialization of the given application object.
 
virtual void unpolish (QApplication *application)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Uninitialize the given application.
 
virtual void polish (QPalette &palette)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Changes the palette according to style specific requirements for color palettes (if any).
 
virtual QRect itemTextRect (const QFontMetrics &fm, const QRect &r, int flags, bool enabled, const QString &text) const
 Returns the area within the given rectangle in which to draw the provided text according to the specified font metrics and alignment.
 
virtual QRect itemPixmapRect (const QRect &r, int flags, const QPixmap &pixmap) const
 Returns the area within the given rectangle in which to draw the specified pixmap according to the defined alignment.
 
virtual void drawItemText (QPainter *painter, const QRect &rect, int flags, const QPalette &pal, bool enabled, const QString &text, QPalette::ColorRole textRole=QPalette::NoRole) const
 Draws the given text in the specified rectangle using the provided painter and palette.
 
virtual void drawItemPixmap (QPainter *painter, const QRect &rect, int alignment, const QPixmap &pixmap) const
 Draws the given pixmap in the specified rectangle, according to the specified alignment, using the provided painter.
 
virtual QPalette standardPalette () const
 Returns the style's standard palette.
 
virtual void drawPrimitive (PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w=nullptr) const =0
 Draws the given primitive element with the provided painter using the style options specified by option.
 
virtual void drawControl (ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w=nullptr) const =0
 Draws the given element with the provided painter with the style options specified by option.
 
virtual QRect subElementRect (SubElement subElement, const QStyleOption *option, const QWidget *widget=nullptr) const =0
 Returns the sub-area for the given element as described in the provided style option.
 
virtual void drawComplexControl (ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *widget=nullptr) const =0
 Draws the given control using the provided painter with the style options specified by option.
 
virtual SubControl hitTestComplexControl (ComplexControl cc, const QStyleOptionComplex *opt, const QPoint &pt, const QWidget *widget=nullptr) const =0
 Returns the sub control at the given position in the given complex control (with the style options specified by option).
 
virtual QRect subControlRect (ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget=nullptr) const =0
 Returns the rectangle containing the specified subControl of the given complex control (with the style specified by option).
 
virtual int pixelMetric (PixelMetric metric, const QStyleOption *option=nullptr, const QWidget *widget=nullptr) const =0
 Returns the value of the given pixel metric.
 
virtual QSize sizeFromContents (ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w=nullptr) const =0
 Returns the size of the element described by the specified option and type, based on the provided contentsSize.
 
virtual int styleHint (StyleHint stylehint, const QStyleOption *opt=nullptr, const QWidget *widget=nullptr, QStyleHintReturn *returnData=nullptr) const =0
 Returns an integer representing the specified style hint for the given widget described by the provided style option.
 
virtual QPixmap standardPixmap (StandardPixmap standardPixmap, const QStyleOption *opt=nullptr, const QWidget *widget=nullptr) const =0
 
virtual QIcon standardIcon (StandardPixmap standardIcon, const QStyleOption *option=nullptr, const QWidget *widget=nullptr) const =0
 
virtual QPixmap generatedIconPixmap (QIcon::Mode iconMode, const QPixmap &pixmap, const QStyleOption *opt) const =0
 Returns a copy of the given pixmap, styled to conform to the specified iconMode and taking into account the palette specified by option.
 
virtual int layoutSpacing (QSizePolicy::ControlType control1, QSizePolicy::ControlType control2, Qt::Orientation orientation, const QStyleOption *option=nullptr, const QWidget *widget=nullptr) const =0
 
int combinedLayoutSpacing (QSizePolicy::ControlTypes controls1, QSizePolicy::ControlTypes controls2, Qt::Orientation orientation, QStyleOption *option=nullptr, QWidget *widget=nullptr) const
 
const QStyleproxy () const
 
- Public Member Functions inherited from QObject
Q_INVOKABLE QObject (QObject *parent=nullptr)
 Constructs an object with parent object parent.
 
virtual ~QObject ()
 Destroys the object, deleting all its child objects.
 
virtual bool event (QEvent *event)
 This virtual function receives events to an object and should return true if the event e was recognized and processed.
 
virtual bool eventFilter (QObject *watched, QEvent *event)
 Filters events if this object has been installed as an event filter for the watched object.
 
QString objectName () const
 
Q_WEAK_OVERLOAD void setObjectName (const QString &name)
 Sets the object's name to name.
 
void setObjectName (QAnyStringView name)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
QBindable< QStringbindableObjectName ()
 
bool isWidgetType () const
 Returns true if the object is a widget; otherwise returns false.
 
bool isWindowType () const
 Returns true if the object is a window; otherwise returns false.
 
bool isQuickItemType () const
 Returns true if the object is a QQuickItem; otherwise returns false.
 
bool signalsBlocked () const noexcept
 Returns true if signals are blocked; otherwise returns false.
 
bool blockSignals (bool b) noexcept
 If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it).
 
QThreadthread () const
 Returns the thread in which the object lives.
 
void moveToThread (QThread *thread)
 Changes the thread affinity for this object and its children.
 
int startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer)
 This is an overloaded function that will start a timer of type timerType and a timeout of interval milliseconds.
 
int startTimer (std::chrono::milliseconds time, Qt::TimerType timerType=Qt::CoarseTimer)
 
void killTimer (int id)
 Kills the timer with timer identifier, id.
 
template<typename T >
findChild (const QString &aName=QString(), Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 Returns the child of this object that can be cast into type T and that is called name, or \nullptr if there is no such object.
 
template<typename T >
QList< T > findChildren (const QString &aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 Returns all children of this object with the given name that can be cast to type T, or an empty list if there are no such objects.
 
template<typename T >
QList< T > findChildren (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
 
const QObjectListchildren () const
 Returns a list of child objects.
 
void setParent (QObject *parent)
 Makes the object a child of parent.
 
void installEventFilter (QObject *filterObj)
 Installs an event filter filterObj on this object.
 
void removeEventFilter (QObject *obj)
 Removes an event filter object obj from this object.
 
QMetaObject::Connection connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
 
bool disconnect (const char *signal=nullptr, const QObject *receiver=nullptr, const char *member=nullptr) const
 
bool disconnect (const QObject *receiver, const char *member=nullptr) const
 
void dumpObjectTree () const
 Dumps a tree of children to the debug output.
 
void dumpObjectInfo () const
 Dumps information about signal connections, etc.
 
bool setProperty (const char *name, const QVariant &value)
 Sets the value of the object's name property to value.
 
bool setProperty (const char *name, QVariant &&value)
 
QVariant property (const char *name) const
 Returns the value of the object's name property.
 
QList< QByteArraydynamicPropertyNames () const
 
QBindingStoragebindingStorage ()
 
const QBindingStoragebindingStorage () const
 
QObjectparent () const
 Returns a pointer to the parent object.
 
bool inherits (const char *classname) const
 Returns true if this object is an instance of a class that inherits className or a QObject subclass that inherits className; otherwise returns false.
 

Protected Member Functions

bool event (QEvent *e) override
 \reimp
 
- Protected Member Functions inherited from QCommonStyle
 QCommonStyle (QCommonStylePrivate &dd)
 
- Protected Member Functions inherited from QStyle
 QStyle (QStylePrivate &dd)
 
- Protected Member Functions inherited from QObject
QObjectsender () const
 Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns \nullptr.
 
int senderSignalIndex () const
 
int receivers (const char *signal) const
 Returns the number of receivers connected to the signal.
 
bool isSignalConnected (const QMetaMethod &signal) const
 
virtual void timerEvent (QTimerEvent *event)
 This event handler can be reimplemented in a subclass to receive timer events for the object.
 
virtual void childEvent (QChildEvent *event)
 This event handler can be reimplemented in a subclass to receive child events.
 
virtual void customEvent (QEvent *event)
 This event handler can be reimplemented in a subclass to receive custom events.
 
virtual void connectNotify (const QMetaMethod &signal)
 
virtual void disconnectNotify (const QMetaMethod &signal)
 
 QObject (QObjectPrivate &dd, QObject *parent=nullptr)
 

Additional Inherited Members

- Public Types inherited from QStyle
enum  StateFlag {
  State_None = 0x00000000 , State_Enabled = 0x00000001 , State_Raised = 0x00000002 , State_Sunken = 0x00000004 ,
  State_Off = 0x00000008 , State_NoChange = 0x00000010 , State_On = 0x00000020 , State_DownArrow = 0x00000040 ,
  State_Horizontal = 0x00000080 , State_HasFocus = 0x00000100 , State_Top = 0x00000200 , State_Bottom = 0x00000400 ,
  State_FocusAtBorder = 0x00000800 , State_AutoRaise = 0x00001000 , State_MouseOver = 0x00002000 , State_UpArrow = 0x00004000 ,
  State_Selected = 0x00008000 , State_Active = 0x00010000 , State_Window = 0x00020000 , State_Open = 0x00040000 ,
  State_Children = 0x00080000 , State_Item = 0x00100000 , State_Sibling = 0x00200000 , State_Editing = 0x00400000 ,
  State_KeyboardFocusChange = 0x00800000 , State_ReadOnly = 0x02000000 , State_Small = 0x04000000 , State_Mini = 0x08000000
}
 This enum describes flags that are used when drawing primitive elements. More...
 
enum  PrimitiveElement {
  PE_Frame , PE_FrameDefaultButton , PE_FrameDockWidget , PE_FrameFocusRect ,
  PE_FrameGroupBox , PE_FrameLineEdit , PE_FrameMenu , PE_FrameStatusBarItem ,
  PE_FrameTabWidget , PE_FrameWindow , PE_FrameButtonBevel , PE_FrameButtonTool ,
  PE_FrameTabBarBase , PE_PanelButtonCommand , PE_PanelButtonBevel , PE_PanelButtonTool ,
  PE_PanelMenuBar , PE_PanelToolBar , PE_PanelLineEdit , PE_IndicatorArrowDown ,
  PE_IndicatorArrowLeft , PE_IndicatorArrowRight , PE_IndicatorArrowUp , PE_IndicatorBranch ,
  PE_IndicatorButtonDropDown , PE_IndicatorItemViewItemCheck , PE_IndicatorCheckBox , PE_IndicatorDockWidgetResizeHandle ,
  PE_IndicatorHeaderArrow , PE_IndicatorMenuCheckMark , PE_IndicatorProgressChunk , PE_IndicatorRadioButton ,
  PE_IndicatorSpinDown , PE_IndicatorSpinMinus , PE_IndicatorSpinPlus , PE_IndicatorSpinUp ,
  PE_IndicatorToolBarHandle , PE_IndicatorToolBarSeparator , PE_PanelTipLabel , PE_IndicatorTabTear ,
  PE_IndicatorTabTearLeft = PE_IndicatorTabTear , PE_PanelScrollAreaCorner , PE_Widget , PE_IndicatorColumnViewArrow ,
  PE_IndicatorItemViewItemDrop , PE_PanelItemViewItem , PE_PanelItemViewRow , PE_PanelStatusBar ,
  PE_IndicatorTabClose , PE_PanelMenu , PE_IndicatorTabTearRight , PE_CustomBase = 0xf000000
}
 This enum describes the various primitive elements. More...
 
enum  ControlElement {
  CE_PushButton , CE_PushButtonBevel , CE_PushButtonLabel , CE_CheckBox ,
  CE_CheckBoxLabel , CE_RadioButton , CE_RadioButtonLabel , CE_TabBarTab ,
  CE_TabBarTabShape , CE_TabBarTabLabel , CE_ProgressBar , CE_ProgressBarGroove ,
  CE_ProgressBarContents , CE_ProgressBarLabel , CE_MenuItem , CE_MenuScroller ,
  CE_MenuVMargin , CE_MenuHMargin , CE_MenuTearoff , CE_MenuEmptyArea ,
  CE_MenuBarItem , CE_MenuBarEmptyArea , CE_ToolButtonLabel , CE_Header ,
  CE_HeaderSection , CE_HeaderLabel , CE_ToolBoxTab , CE_SizeGrip ,
  CE_Splitter , CE_RubberBand , CE_DockWidgetTitle , CE_ScrollBarAddLine ,
  CE_ScrollBarSubLine , CE_ScrollBarAddPage , CE_ScrollBarSubPage , CE_ScrollBarSlider ,
  CE_ScrollBarFirst , CE_ScrollBarLast , CE_FocusFrame , CE_ComboBoxLabel ,
  CE_ToolBar , CE_ToolBoxTabShape , CE_ToolBoxTabLabel , CE_HeaderEmptyArea ,
  CE_ColumnViewGrip , CE_ItemViewItem , CE_ShapedFrame , CE_CustomBase = 0xf0000000
}
 This enum represents a control element. More...
 
enum  SubElement {
  SE_PushButtonContents , SE_PushButtonFocusRect , SE_CheckBoxIndicator , SE_CheckBoxContents ,
  SE_CheckBoxFocusRect , SE_CheckBoxClickRect , SE_RadioButtonIndicator , SE_RadioButtonContents ,
  SE_RadioButtonFocusRect , SE_RadioButtonClickRect , SE_ComboBoxFocusRect , SE_SliderFocusRect ,
  SE_ProgressBarGroove , SE_ProgressBarContents , SE_ProgressBarLabel , SE_ToolBoxTabContents ,
  SE_HeaderLabel , SE_HeaderArrow , SE_TabWidgetTabBar , SE_TabWidgetTabPane ,
  SE_TabWidgetTabContents , SE_TabWidgetLeftCorner , SE_TabWidgetRightCorner , SE_ItemViewItemCheckIndicator ,
  SE_TabBarTearIndicator , SE_TabBarTearIndicatorLeft = SE_TabBarTearIndicator , SE_TreeViewDisclosureItem , SE_LineEditContents ,
  SE_FrameContents , SE_DockWidgetCloseButton , SE_DockWidgetFloatButton , SE_DockWidgetTitleBarText ,
  SE_DockWidgetIcon , SE_CheckBoxLayoutItem , SE_ComboBoxLayoutItem , SE_DateTimeEditLayoutItem ,
  SE_LabelLayoutItem , SE_ProgressBarLayoutItem , SE_PushButtonLayoutItem , SE_RadioButtonLayoutItem ,
  SE_SliderLayoutItem , SE_SpinBoxLayoutItem , SE_ToolButtonLayoutItem , SE_FrameLayoutItem ,
  SE_GroupBoxLayoutItem , SE_TabWidgetLayoutItem , SE_ItemViewItemDecoration , SE_ItemViewItemText ,
  SE_ItemViewItemFocusRect , SE_TabBarTabLeftButton , SE_TabBarTabRightButton , SE_TabBarTabText ,
  SE_ShapedFrameContents , SE_ToolBarHandle , SE_TabBarScrollLeftButton , SE_TabBarScrollRightButton ,
  SE_TabBarTearIndicatorRight , SE_PushButtonBevel , SE_CustomBase = 0xf0000000
}
 This enum represents a sub-area of a widget. More...
 
enum  ComplexControl {
  CC_SpinBox , CC_ComboBox , CC_ScrollBar , CC_Slider ,
  CC_ToolButton , CC_TitleBar , CC_Dial , CC_GroupBox ,
  CC_MdiControls , CC_CustomBase = 0xf0000000
}
 This enum describes the available complex controls. More...
 
enum  SubControl {
  SC_None = 0x00000000 , SC_ScrollBarAddLine = 0x00000001 , SC_ScrollBarSubLine = 0x00000002 , SC_ScrollBarAddPage = 0x00000004 ,
  SC_ScrollBarSubPage = 0x00000008 , SC_ScrollBarFirst = 0x00000010 , SC_ScrollBarLast = 0x00000020 , SC_ScrollBarSlider = 0x00000040 ,
  SC_ScrollBarGroove = 0x00000080 , SC_SpinBoxUp = 0x00000001 , SC_SpinBoxDown = 0x00000002 , SC_SpinBoxFrame = 0x00000004 ,
  SC_SpinBoxEditField = 0x00000008 , SC_ComboBoxFrame = 0x00000001 , SC_ComboBoxEditField = 0x00000002 , SC_ComboBoxArrow = 0x00000004 ,
  SC_ComboBoxListBoxPopup = 0x00000008 , SC_SliderGroove = 0x00000001 , SC_SliderHandle = 0x00000002 , SC_SliderTickmarks = 0x00000004 ,
  SC_ToolButton = 0x00000001 , SC_ToolButtonMenu = 0x00000002 , SC_TitleBarSysMenu = 0x00000001 , SC_TitleBarMinButton = 0x00000002 ,
  SC_TitleBarMaxButton = 0x00000004 , SC_TitleBarCloseButton = 0x00000008 , SC_TitleBarNormalButton = 0x00000010 , SC_TitleBarShadeButton = 0x00000020 ,
  SC_TitleBarUnshadeButton = 0x00000040 , SC_TitleBarContextHelpButton = 0x00000080 , SC_TitleBarLabel = 0x00000100 , SC_DialGroove = 0x00000001 ,
  SC_DialHandle = 0x00000002 , SC_DialTickmarks = 0x00000004 , SC_GroupBoxCheckBox = 0x00000001 , SC_GroupBoxLabel = 0x00000002 ,
  SC_GroupBoxContents = 0x00000004 , SC_GroupBoxFrame = 0x00000008 , SC_MdiMinButton = 0x00000001 , SC_MdiNormalButton = 0x00000002 ,
  SC_MdiCloseButton = 0x00000004 , SC_CustomBase = 0xf0000000 , SC_All = 0xffffffff
}
 This enum describes the available sub controls. More...
 
enum  PixelMetric {
  PM_ButtonMargin , PM_ButtonDefaultIndicator , PM_MenuButtonIndicator , PM_ButtonShiftHorizontal ,
  PM_ButtonShiftVertical , PM_DefaultFrameWidth , PM_SpinBoxFrameWidth , PM_ComboBoxFrameWidth ,
  PM_MaximumDragDistance , PM_ScrollBarExtent , PM_ScrollBarSliderMin , PM_SliderThickness ,
  PM_SliderControlThickness , PM_SliderLength , PM_SliderTickmarkOffset , PM_SliderSpaceAvailable ,
  PM_DockWidgetSeparatorExtent , PM_DockWidgetHandleExtent , PM_DockWidgetFrameWidth , PM_TabBarTabOverlap ,
  PM_TabBarTabHSpace , PM_TabBarTabVSpace , PM_TabBarBaseHeight , PM_TabBarBaseOverlap ,
  PM_ProgressBarChunkWidth , PM_SplitterWidth , PM_TitleBarHeight , PM_MenuScrollerHeight ,
  PM_MenuHMargin , PM_MenuVMargin , PM_MenuPanelWidth , PM_MenuTearoffHeight ,
  PM_MenuDesktopFrameWidth , PM_MenuBarPanelWidth , PM_MenuBarItemSpacing , PM_MenuBarVMargin ,
  PM_MenuBarHMargin , PM_IndicatorWidth , PM_IndicatorHeight , PM_ExclusiveIndicatorWidth ,
  PM_ExclusiveIndicatorHeight , PM_DialogButtonsSeparator , PM_DialogButtonsButtonWidth , PM_DialogButtonsButtonHeight ,
  PM_MdiSubWindowFrameWidth , PM_MdiSubWindowMinimizedWidth , PM_HeaderMargin , PM_HeaderMarkSize ,
  PM_HeaderGripMargin , PM_TabBarTabShiftHorizontal , PM_TabBarTabShiftVertical , PM_TabBarScrollButtonWidth ,
  PM_ToolBarFrameWidth , PM_ToolBarHandleExtent , PM_ToolBarItemSpacing , PM_ToolBarItemMargin ,
  PM_ToolBarSeparatorExtent , PM_ToolBarExtensionExtent , PM_SpinBoxSliderHeight , PM_ToolBarIconSize ,
  PM_ListViewIconSize , PM_IconViewIconSize , PM_SmallIconSize , PM_LargeIconSize ,
  PM_FocusFrameVMargin , PM_FocusFrameHMargin , PM_ToolTipLabelFrameWidth , PM_CheckBoxLabelSpacing ,
  PM_TabBarIconSize , PM_SizeGripSize , PM_DockWidgetTitleMargin , PM_MessageBoxIconSize ,
  PM_ButtonIconSize , PM_DockWidgetTitleBarButtonMargin , PM_RadioButtonLabelSpacing , PM_LayoutLeftMargin ,
  PM_LayoutTopMargin , PM_LayoutRightMargin , PM_LayoutBottomMargin , PM_LayoutHorizontalSpacing ,
  PM_LayoutVerticalSpacing , PM_TabBar_ScrollButtonOverlap , PM_TextCursorWidth , PM_TabCloseIndicatorWidth ,
  PM_TabCloseIndicatorHeight , PM_ScrollView_ScrollBarSpacing , PM_ScrollView_ScrollBarOverlap , PM_SubMenuOverlap ,
  PM_TreeViewIndentation , PM_HeaderDefaultSectionSizeHorizontal , PM_HeaderDefaultSectionSizeVertical , PM_TitleBarButtonIconSize ,
  PM_TitleBarButtonSize , PM_LineEditIconSize , PM_LineEditIconMargin , PM_CustomBase = 0xf0000000
}
 This enum describes the various available pixel metrics. More...
 
enum  ContentsType {
  CT_PushButton , CT_CheckBox , CT_RadioButton , CT_ToolButton ,
  CT_ComboBox , CT_Splitter , CT_ProgressBar , CT_MenuItem ,
  CT_MenuBarItem , CT_MenuBar , CT_Menu , CT_TabBarTab ,
  CT_Slider , CT_ScrollBar , CT_LineEdit , CT_SpinBox ,
  CT_SizeGrip , CT_TabWidget , CT_DialogButtons , CT_HeaderSection ,
  CT_GroupBox , CT_MdiControls , CT_ItemViewItem , CT_CustomBase = 0xf0000000
}
 This enum describes the available contents types. More...
 
enum  RequestSoftwareInputPanel { RSIP_OnMouseClickAndAlreadyFocused , RSIP_OnMouseClick }
 This enum describes under what circumstances a software input panel will be requested by input capable widgets. More...
 
enum  StyleHint {
  SH_EtchDisabledText , SH_DitherDisabledText , SH_ScrollBar_MiddleClickAbsolutePosition , SH_ScrollBar_ScrollWhenPointerLeavesControl ,
  SH_TabBar_SelectMouseType , SH_TabBar_Alignment , SH_Header_ArrowAlignment , SH_Slider_SnapToValue ,
  SH_Slider_SloppyKeyEvents , SH_ProgressDialog_CenterCancelButton , SH_ProgressDialog_TextLabelAlignment , SH_PrintDialog_RightAlignButtons ,
  SH_MainWindow_SpaceBelowMenuBar , SH_FontDialog_SelectAssociatedText , SH_Menu_AllowActiveAndDisabled , SH_Menu_SpaceActivatesItem ,
  SH_Menu_SubMenuPopupDelay , SH_ScrollView_FrameOnlyAroundContents , SH_MenuBar_AltKeyNavigation , SH_ComboBox_ListMouseTracking ,
  SH_Menu_MouseTracking , SH_MenuBar_MouseTracking , SH_ItemView_ChangeHighlightOnFocus , SH_Widget_ShareActivation ,
  SH_Workspace_FillSpaceOnMaximize , SH_ComboBox_Popup , SH_TitleBar_NoBorder , SH_Slider_StopMouseOverSlider ,
  SH_BlinkCursorWhenTextSelected , SH_RichText_FullWidthSelection , SH_Menu_Scrollable , SH_GroupBox_TextLabelVerticalAlignment ,
  SH_GroupBox_TextLabelColor , SH_Menu_SloppySubMenus , SH_Table_GridLineColor , SH_LineEdit_PasswordCharacter ,
  SH_DialogButtons_DefaultButton , SH_ToolBox_SelectedPageTitleBold , SH_TabBar_PreferNoArrows , SH_ScrollBar_LeftClickAbsolutePosition ,
  SH_ListViewExpand_SelectMouseType , SH_UnderlineShortcut , SH_SpinBox_AnimateButton , SH_SpinBox_KeyPressAutoRepeatRate ,
  SH_SpinBox_ClickAutoRepeatRate , SH_Menu_FillScreenWithScroll , SH_ToolTipLabel_Opacity , SH_DrawMenuBarSeparator ,
  SH_TitleBar_ModifyNotification , SH_Button_FocusPolicy , SH_MessageBox_UseBorderForButtonSpacing , SH_TitleBar_AutoRaise ,
  SH_ToolButton_PopupDelay , SH_FocusFrame_Mask , SH_RubberBand_Mask , SH_WindowFrame_Mask ,
  SH_SpinControls_DisableOnBounds , SH_Dial_BackgroundRole , SH_ComboBox_LayoutDirection , SH_ItemView_EllipsisLocation ,
  SH_ItemView_ShowDecorationSelected , SH_ItemView_ActivateItemOnSingleClick , SH_ScrollBar_ContextMenu , SH_ScrollBar_RollBetweenButtons ,
  SH_Slider_AbsoluteSetButtons , SH_Slider_PageSetButtons , SH_Menu_KeyboardSearch , SH_TabBar_ElideMode ,
  SH_DialogButtonLayout , SH_ComboBox_PopupFrameStyle , SH_MessageBox_TextInteractionFlags , SH_DialogButtonBox_ButtonsHaveIcons ,
  SH_MessageBox_CenterButtons , SH_Menu_SelectionWrap , SH_ItemView_MovementWithoutUpdatingSelection , SH_ToolTip_Mask ,
  SH_FocusFrame_AboveWidget , SH_TextControl_FocusIndicatorTextCharFormat , SH_WizardStyle , SH_ItemView_ArrowKeysNavigateIntoChildren ,
  SH_Menu_Mask , SH_Menu_FlashTriggeredItem , SH_Menu_FadeOutOnHide , SH_SpinBox_ClickAutoRepeatThreshold ,
  SH_ItemView_PaintAlternatingRowColorsForEmptyArea , SH_FormLayoutWrapPolicy , SH_TabWidget_DefaultTabPosition , SH_ToolBar_Movable ,
  SH_FormLayoutFieldGrowthPolicy , SH_FormLayoutFormAlignment , SH_FormLayoutLabelAlignment , SH_ItemView_DrawDelegateFrame ,
  SH_TabBar_CloseButtonPosition , SH_DockWidget_ButtonsHaveFrame , SH_ToolButtonStyle , SH_RequestSoftwareInputPanel ,
  SH_ScrollBar_Transient , SH_Menu_SupportsSections , SH_ToolTip_WakeUpDelay , SH_ToolTip_FallAsleepDelay ,
  SH_Widget_Animate , SH_Splitter_OpaqueResize , SH_ComboBox_UseNativePopup , SH_LineEdit_PasswordMaskDelay ,
  SH_TabBar_ChangeCurrentDelay , SH_Menu_SubMenuUniDirection , SH_Menu_SubMenuUniDirectionFailCount , SH_Menu_SubMenuSloppySelectOtherActions ,
  SH_Menu_SubMenuSloppyCloseTimeout , SH_Menu_SubMenuResetWhenReenteringParent , SH_Menu_SubMenuDontStartSloppyOnLeave , SH_ItemView_ScrollMode ,
  SH_TitleBar_ShowToolTipsOnButtons , SH_Widget_Animation_Duration , SH_ComboBox_AllowWheelScrolling , SH_SpinBox_ButtonsInsideFrame ,
  SH_SpinBox_StepModifier , SH_TabBar_AllowWheelScrolling , SH_Table_AlwaysDrawLeftTopGridLines , SH_SpinBox_SelectOnStep ,
  SH_CustomBase = 0xf0000000
}
 This enum describes the available style hints. More...
 
enum  StandardPixmap {
  SP_TitleBarMenuButton , SP_TitleBarMinButton , SP_TitleBarMaxButton , SP_TitleBarCloseButton ,
  SP_TitleBarNormalButton , SP_TitleBarShadeButton , SP_TitleBarUnshadeButton , SP_TitleBarContextHelpButton ,
  SP_DockWidgetCloseButton , SP_MessageBoxInformation , SP_MessageBoxWarning , SP_MessageBoxCritical ,
  SP_MessageBoxQuestion , SP_DesktopIcon , SP_TrashIcon , SP_ComputerIcon ,
  SP_DriveFDIcon , SP_DriveHDIcon , SP_DriveCDIcon , SP_DriveDVDIcon ,
  SP_DriveNetIcon , SP_DirOpenIcon , SP_DirClosedIcon , SP_DirLinkIcon ,
  SP_DirLinkOpenIcon , SP_FileIcon , SP_FileLinkIcon , SP_ToolBarHorizontalExtensionButton ,
  SP_ToolBarVerticalExtensionButton , SP_FileDialogStart , SP_FileDialogEnd , SP_FileDialogToParent ,
  SP_FileDialogNewFolder , SP_FileDialogDetailedView , SP_FileDialogInfoView , SP_FileDialogContentsView ,
  SP_FileDialogListView , SP_FileDialogBack , SP_DirIcon , SP_DialogOkButton ,
  SP_DialogCancelButton , SP_DialogHelpButton , SP_DialogOpenButton , SP_DialogSaveButton ,
  SP_DialogCloseButton , SP_DialogApplyButton , SP_DialogResetButton , SP_DialogDiscardButton ,
  SP_DialogYesButton , SP_DialogNoButton , SP_ArrowUp , SP_ArrowDown ,
  SP_ArrowLeft , SP_ArrowRight , SP_ArrowBack , SP_ArrowForward ,
  SP_DirHomeIcon , SP_CommandLink , SP_VistaShield , SP_BrowserReload ,
  SP_BrowserStop , SP_MediaPlay , SP_MediaStop , SP_MediaPause ,
  SP_MediaSkipForward , SP_MediaSkipBackward , SP_MediaSeekForward , SP_MediaSeekBackward ,
  SP_MediaVolume , SP_MediaVolumeMuted , SP_LineEditClearButton , SP_DialogYesToAllButton ,
  SP_DialogNoToAllButton , SP_DialogSaveAllButton , SP_DialogAbortButton , SP_DialogRetryButton ,
  SP_DialogIgnoreButton , SP_RestoreDefaultsButton , SP_TabCloseButton , NStandardPixmap ,
  SP_CustomBase = 0xf0000000
}
 This enum describes the available standard pixmaps. More...
 
- Public Slots inherited from QObject
void deleteLater ()
 \threadsafe
 
- Signals inherited from QObject
void destroyed (QObject *=nullptr)
 This signal is emitted immediately before the object obj is destroyed, after any instances of QPointer have been notified, and cannot be blocked.
 
void objectNameChanged (const QString &objectName, QPrivateSignal)
 This signal is emitted after the object's name has been changed.
 
- Static Public Member Functions inherited from QStyle
static QRect visualRect (Qt::LayoutDirection direction, const QRect &boundingRect, const QRect &logicalRect)
 Returns the given logicalRectangle converted to screen coordinates based on the specified direction.
 
static QPoint visualPos (Qt::LayoutDirection direction, const QRect &boundingRect, const QPoint &logicalPos)
 Returns the given logicalPosition converted to screen coordinates based on the specified direction.
 
static int sliderPositionFromValue (int min, int max, int val, int space, bool upsideDown=false)
 Converts the given logicalValue to a pixel position.
 
static int sliderValueFromPosition (int min, int max, int pos, int space, bool upsideDown=false)
 Converts the given pixel position to a logical value.
 
static Qt::Alignment visualAlignment (Qt::LayoutDirection direction, Qt::Alignment alignment)
 Transforms an alignment of Qt::AlignLeft or Qt::AlignRight without Qt::AlignAbsolute into Qt::AlignLeft or Qt::AlignRight with Qt::AlignAbsolute according to the layout direction.
 
static QRect alignedRect (Qt::LayoutDirection direction, Qt::Alignment alignment, const QSize &size, const QRect &rectangle)
 Returns a new rectangle of the specified size that is aligned to the given rectangle according to the specified alignment and direction.
 
- Static Public Member Functions inherited from QObject
static QMetaObject::Connection connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
 \threadsafe
 
static QMetaObject::Connection connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::ContextTypeForFunctor< Func2 >::ContextType *context, Func2 &&slot, Qt::ConnectionType type=Qt::AutoConnection)
 
template<typename Func1 , typename Func2 >
static QMetaObject::Connection connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 &&slot)
 
static bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
 \threadsafe
 
static bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
 
static bool disconnect (const QMetaObject::Connection &)
 Disconnect a connection.
 
template<typename Func1 , typename Func2 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot)
 
template<typename Func1 >
static bool disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *receiver, void **zero)
 
- Protected Attributes inherited from QObject
QScopedPointer< QObjectDatad_ptr
 
- Properties inherited from QObject
QString objectName
 the name of this object
 

Detailed Description

The QProxyStyle class is a convenience class that simplifies dynamically overriding QStyle elements.

Since
4.6

\inmodule QtWidgets

A QProxyStyle wraps a QStyle (usually the default system style) for the purpose of dynamically overriding painting or other specific style behavior.

The following example shows how to override the shortcut underline behavior on any platform:

#include "textedit.h"
#include <QApplication>
#include <QProxyStyle>
class MyProxyStyle : public QProxyStyle
{
public:
int styleHint(StyleHint hint, const QStyleOption *option = nullptr,
const QWidget *widget = nullptr, QStyleHintReturn *returnData = nullptr) const override
{
return 0;
return QProxyStyle::styleHint(hint, option, widget, returnData);
}
};
int main(int argc, char **argv)
{
Q_INIT_RESOURCE(textedit);
QApplication a(argc, argv);
a.setStyle(new MyProxyStyle);
mw.resize(700, 800);
mw.show();
//...
}
The QApplication class manages the GUI application's control flow and main settings.
The QProxyStyle class is a convenience class that simplifies dynamically overriding QStyle elements.
Definition qproxystyle.h:17
int styleHint(StyleHint hint, const QStyleOption *option=nullptr, const QWidget *widget=nullptr, QStyleHintReturn *returnData=nullptr) const override
\reimp
\variable QStyleOptionGraphicsItem::exposedRect
The QStyleOption class stores the parameters used by QStyle functions.
StyleHint
This enum describes the available style hints.
Definition qstyle.h:582
@ SH_UnderlineShortcut
Definition qstyle.h:624
The QWidget class is the base class of all user interface objects.
Definition qwidget.h:99
QOpenGLWidget * widget
[1]
int main()
[0]
GLboolean GLboolean GLboolean GLboolean a
[7]
GLuint GLenum option
static QT_BEGIN_NAMESPACE QVariant hint(QPlatformIntegration::StyleHint h)
#define Q_INIT_RESOURCE(name)
Definition qtresource.h:14

Warning: The \l {QCommonStyle} {common styles} provided by Qt will respect this hint, because they call QStyle::proxy(), but there is no guarantee that QStyle::proxy() will be called for user defined or system controlled styles. It would not work on a Mac, for example, where menus are handled by the operating system.

When a proxy style should be set on a specific widget only, you have to make sure to not set the proxy on the global application style which is returned by QWidget::style(). You have to create a separate custom style for the widget similar to:

...
proxy->setParent(widget); // take ownership to avoid memleak
...
static QStyle * style()
Returns the application's style object.
void setParent(QObject *parent)
Makes the object a child of parent.
Definition qobject.cpp:2142
QString name() const
Returns the name of the style.
Definition qstyle.cpp:396
const QStyle * proxy() const
Definition qstyle.cpp:2401
void setStyle(QStyle *)
Sets the widget's GUI style to style.
Definition qwidget.cpp:2637
See also
QStyle

Definition at line 16 of file qproxystyle.h.

Constructor & Destructor Documentation

◆ QProxyStyle() [1/2]

QProxyStyle::QProxyStyle ( QStyle style = nullptr)

Constructs a QProxyStyle object for overriding behavior in the specified style, or in the default native \l{QApplication::style()} {style} if style is not specified.

Ownership of style is transferred to QProxyStyle.

Definition at line 88 of file qproxystyle.cpp.

References d, and QObject::setParent().

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◆ QProxyStyle() [2/2]

QProxyStyle::QProxyStyle ( const QString key)

Constructs a QProxyStyle object for overriding behavior in the base style specified by style key, or in the current \l{QApplication::style()}{application style} if the specified style key is unrecognized.

See also
QStyleFactory::create()

Definition at line 107 of file qproxystyle.cpp.

◆ ~QProxyStyle()

QProxyStyle::~QProxyStyle ( )

Destroys the QProxyStyle object.

Definition at line 115 of file qproxystyle.cpp.

Member Function Documentation

◆ baseStyle()

QStyle * QProxyStyle::baseStyle ( ) const

Returns the proxy base style object.

If no base style is set on the proxy style, QProxyStyle will create an instance of the application style instead.

See also
setBaseStyle(), QStyle

Definition at line 126 of file qproxystyle.cpp.

References d.

Referenced by isWindowsStyle().

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◆ drawComplexControl()

void QProxyStyle::drawComplexControl ( ComplexControl  control,
const QStyleOptionComplex option,
QPainter painter,
const QWidget widget = nullptr 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 177 of file qproxystyle.cpp.

References d, painter, and widget.

◆ drawControl()

void QProxyStyle::drawControl ( ControlElement  element,
const QStyleOption option,
QPainter painter,
const QWidget widget = nullptr 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 168 of file qproxystyle.cpp.

References d, painter, and widget.

◆ drawItemPixmap()

void QProxyStyle::drawItemPixmap ( QPainter painter,
const QRect rect,
int  alignment,
const QPixmap pixmap 
) const
overridevirtual

\reimp

Reimplemented from QStyle.

Definition at line 196 of file qproxystyle.cpp.

References alignment, d, painter, pixmap, and rect.

◆ drawItemText()

void QProxyStyle::drawItemText ( QPainter painter,
const QRect rect,
int  flags,
const QPalette pal,
bool  enabled,
const QString text,
QPalette::ColorRole  textRole = QPalette::NoRole 
) const
overridevirtual

\reimp

Reimplemented from QStyle.

Definition at line 186 of file qproxystyle.cpp.

References d, painter, rect, and text.

◆ drawPrimitive()

void QProxyStyle::drawPrimitive ( PrimitiveElement  element,
const QStyleOption option,
QPainter painter,
const QWidget widget = nullptr 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 158 of file qproxystyle.cpp.

References d, painter, and widget.

Referenced by CustomStyle::drawPrimitive().

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◆ event()

bool QProxyStyle::event ( QEvent e)
overrideprotectedvirtual

\reimp

Reimplemented from QObject.

Definition at line 349 of file qproxystyle.cpp.

References d, e, QObject::event(), QEvent::FocusIn, QEvent::FocusOut, and QCoreApplication::sendEvent().

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◆ generatedIconPixmap()

QPixmap QProxyStyle::generatedIconPixmap ( QIcon::Mode  iconMode,
const QPixmap pixmap,
const QStyleOption opt 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 286 of file qproxystyle.cpp.

References d, opt, and pixmap.

◆ hitTestComplexControl()

QStyle::SubControl QProxyStyle::hitTestComplexControl ( ComplexControl  control,
const QStyleOptionComplex option,
const QPoint pos,
const QWidget widget = nullptr 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 250 of file qproxystyle.cpp.

References d, pos, and widget.

◆ itemPixmapRect()

QRect QProxyStyle::itemPixmapRect ( const QRect r,
int  flags,
const QPixmap pixmap 
) const
overridevirtual

\reimp

Reimplemented from QStyle.

Definition at line 241 of file qproxystyle.cpp.

References d, and pixmap.

◆ itemTextRect()

QRect QProxyStyle::itemTextRect ( const QFontMetrics fm,
const QRect r,
int  flags,
bool  enabled,
const QString text 
) const
overridevirtual

\reimp

Reimplemented from QStyle.

Definition at line 232 of file qproxystyle.cpp.

References d, and text.

◆ layoutSpacing()

int QProxyStyle::layoutSpacing ( QSizePolicy::ControlType  control1,
QSizePolicy::ControlType  control2,
Qt::Orientation  orientation,
const QStyleOption option = nullptr,
const QWidget widget = nullptr 
) const
overridevirtual

This slot is called by layoutSpacing() to determine the spacing that should be used between control1 and control2 in a layout.

orientation specifies whether the controls are laid out side by side or stacked vertically. The option parameter can be used to pass extra information about the parent widget. The widget parameter is optional and can also be used if option is \nullptr.

The default implementation returns -1.

See also
combinedLayoutSpacing()

Reimplemented from QCommonStyle.

Definition at line 395 of file qproxystyle.cpp.

References d, and widget.

◆ pixelMetric()

int QProxyStyle::pixelMetric ( PixelMetric  metric,
const QStyleOption option = nullptr,
const QWidget widget = nullptr 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 268 of file qproxystyle.cpp.

References d, and widget.

◆ polish() [1/3]

void QProxyStyle::polish ( QApplication app)
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 322 of file qproxystyle.cpp.

References app, and d.

◆ polish() [2/3]

void QProxyStyle::polish ( QPalette pal)
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 313 of file qproxystyle.cpp.

References d.

◆ polish() [3/3]

void QProxyStyle::polish ( QWidget widget)
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 304 of file qproxystyle.cpp.

References d, and widget.

◆ setBaseStyle()

void QProxyStyle::setBaseStyle ( QStyle style)

Sets the base style that should be proxied.

Ownership of style is transferred to QProxyStyle.

If style is \nullptr, a desktop-dependent style will be assigned automatically.

Definition at line 141 of file qproxystyle.cpp.

References d.

◆ sizeFromContents()

QSize QProxyStyle::sizeFromContents ( ContentsType  type,
const QStyleOption option,
const QSize size,
const QWidget widget 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 205 of file qproxystyle.cpp.

References d, and widget.

◆ standardIcon()

QIcon QProxyStyle::standardIcon ( StandardPixmap  standardIcon,
const QStyleOption option = nullptr,
const QWidget widget = nullptr 
) const
overridevirtual

Returns an icon for the given standardIcon.

Reimplement this slot to provide your own icons in a QStyle subclass. The option argument can be used to pass extra information required to find the appropriate icon. The widget argument is optional and can also be used to help find the icon.

Reimplemented from QCommonStyle.

Definition at line 374 of file qproxystyle.cpp.

References d, standardIcon(), and widget.

Referenced by standardIcon().

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◆ standardPalette()

QPalette QProxyStyle::standardPalette ( ) const
overridevirtual

\reimp

Reimplemented from QStyle.

Definition at line 295 of file qproxystyle.cpp.

References d.

◆ standardPixmap()

QPixmap QProxyStyle::standardPixmap ( StandardPixmap  standardPixmap,
const QStyleOption opt,
const QWidget widget = nullptr 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 277 of file qproxystyle.cpp.

References d, opt, standardPixmap(), and widget.

Referenced by standardPixmap().

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◆ styleHint()

int QProxyStyle::styleHint ( StyleHint  hint,
const QStyleOption option = nullptr,
const QWidget widget = nullptr,
QStyleHintReturn returnData = nullptr 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 259 of file qproxystyle.cpp.

References d, hint(), and widget.

Referenced by MyProxyStyle::styleHint().

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◆ subControlRect()

QRect QProxyStyle::subControlRect ( ComplexControl  cc,
const QStyleOptionComplex opt,
SubControl  sc,
const QWidget widget 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 223 of file qproxystyle.cpp.

References d, and widget.

◆ subElementRect()

QRect QProxyStyle::subElementRect ( SubElement  element,
const QStyleOption option,
const QWidget widget 
) const
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 214 of file qproxystyle.cpp.

References d, and widget.

◆ unpolish() [1/2]

void QProxyStyle::unpolish ( QApplication app)
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 340 of file qproxystyle.cpp.

References app, and d.

◆ unpolish() [2/2]

void QProxyStyle::unpolish ( QWidget widget)
overridevirtual

\reimp

Reimplemented from QCommonStyle.

Definition at line 331 of file qproxystyle.cpp.

References d, and widget.


The documentation for this class was generated from the following files: