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Qt
Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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#include <qfiledialog_p.h>
Public Member Functions | |
QFileDialogComboBox (QWidget *parent=nullptr) | |
void | setFileDialogPrivate (QFileDialogPrivate *d_pointer) |
void | showPopup () override |
Displays the list of items in the combobox. | |
void | setHistory (const QStringList &paths) |
QStringList | history () const |
void | paintEvent (QPaintEvent *) override |
\reimp | |
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QComboBox (QWidget *parent=nullptr) | |
Constructs a combobox with the given parent, using the default model QStandardItemModel. | |
~QComboBox () | |
Destroys the combobox. | |
int | maxVisibleItems () const |
void | setMaxVisibleItems (int maxItems) |
int | count () const |
void | setMaxCount (int max) |
int | maxCount () const |
bool | duplicatesEnabled () const |
void | setDuplicatesEnabled (bool enable) |
void | setFrame (bool) |
bool | hasFrame () const |
int | findText (const QString &text, Qt::MatchFlags flags=static_cast< Qt::MatchFlags >(Qt::MatchExactly|Qt::MatchCaseSensitive)) const |
Returns the index of the item containing the given text; otherwise returns -1. | |
int | findData (const QVariant &data, int role=Qt::UserRole, Qt::MatchFlags flags=static_cast< Qt::MatchFlags >(Qt::MatchExactly|Qt::MatchCaseSensitive)) const |
Returns the index of the item containing the given data for the given role; otherwise returns -1. | |
InsertPolicy | insertPolicy () const |
void | setInsertPolicy (InsertPolicy policy) |
SizeAdjustPolicy | sizeAdjustPolicy () const |
void | setSizeAdjustPolicy (SizeAdjustPolicy policy) |
int | minimumContentsLength () const |
void | setMinimumContentsLength (int characters) |
QSize | iconSize () const |
void | setIconSize (const QSize &size) |
void | setPlaceholderText (const QString &placeholderText) |
QString | placeholderText () const |
bool | isEditable () const |
void | setEditable (bool editable) |
void | setLineEdit (QLineEdit *edit) |
Sets the line edit to use instead of the current line edit widget. | |
QLineEdit * | lineEdit () const |
Returns the line edit used to edit items in the combobox, or \nullptr if there is no line edit. | |
void | setValidator (const QValidator *v) |
Sets the validator to use instead of the current validator. | |
const QValidator * | validator () const |
Returns the validator that is used to constrain text input for the combobox. | |
QAbstractItemDelegate * | itemDelegate () const |
Returns the item delegate used by the popup list view. | |
void | setItemDelegate (QAbstractItemDelegate *delegate) |
Sets the item delegate for the popup list view. | |
QAbstractItemModel * | model () const |
Returns the model used by the combobox. | |
virtual void | setModel (QAbstractItemModel *model) |
Sets the model to be model. | |
QModelIndex | rootModelIndex () const |
Returns the root model item index for the items in the combobox. | |
void | setRootModelIndex (const QModelIndex &index) |
Sets the root model item index for the items in the combobox. | |
int | modelColumn () const |
void | setModelColumn (int visibleColumn) |
LabelDrawingMode | labelDrawingMode () const |
void | setLabelDrawingMode (LabelDrawingMode labelDrawing) |
int | currentIndex () const |
QString | currentText () const |
QVariant | currentData (int role=Qt::UserRole) const |
QString | itemText (int index) const |
Returns the text for the given index in the combobox. | |
QIcon | itemIcon (int index) const |
Returns the icon for the given index in the combobox. | |
QVariant | itemData (int index, int role=Qt::UserRole) const |
Returns the data for the given role in the given index in the combobox, or an invalid QVariant if there is no data for this role. | |
void | addItem (const QString &text, const QVariant &userData=QVariant()) |
Adds an item to the combobox with the given text, and containing the specified userData (stored in the Qt::UserRole). | |
void | addItem (const QIcon &icon, const QString &text, const QVariant &userData=QVariant()) |
Adds an item to the combobox with the given icon and text, and containing the specified userData (stored in the Qt::UserRole). | |
void | addItems (const QStringList &texts) |
Adds each of the strings in the given texts to the combobox. | |
void | insertItem (int index, const QString &text, const QVariant &userData=QVariant()) |
Inserts the text and userData (stored in the Qt::UserRole) into the combobox at the given index. | |
void | insertItem (int index, const QIcon &icon, const QString &text, const QVariant &userData=QVariant()) |
Inserts the icon, text and userData (stored in the Qt::UserRole) into the combobox at the given index. | |
void | insertItems (int index, const QStringList &texts) |
Inserts the strings from the list into the combobox as separate items, starting at the index specified. | |
void | insertSeparator (int index) |
void | removeItem (int index) |
Removes the item at the given index from the combobox. | |
void | setItemText (int index, const QString &text) |
Sets the text for the item on the given index in the combobox. | |
void | setItemIcon (int index, const QIcon &icon) |
Sets the icon for the item on the given index in the combobox. | |
void | setItemData (int index, const QVariant &value, int role=Qt::UserRole) |
Sets the data role for the item on the given index in the combobox to the specified value. | |
QAbstractItemView * | view () const |
Returns the list view used for the combobox popup. | |
void | setView (QAbstractItemView *itemView) |
Sets the view to be used in the combobox popup to the given itemView. | |
QSize | sizeHint () const override |
\reimp | |
QSize | minimumSizeHint () const override |
\reimp | |
virtual void | hidePopup () |
Hides the list of items in the combobox if it is currently visible and resets the internal state, so that if the custom pop-up was shown inside the reimplemented showPopup(), then you also need to reimplement the hidePopup() function to hide your custom pop-up and call the base class implementation to reset the internal state whenever your custom pop-up widget is hidden. | |
bool | event (QEvent *event) override |
\reimp | |
QVariant | inputMethodQuery (Qt::InputMethodQuery) const override |
\reimp | |
Q_INVOKABLE QVariant | inputMethodQuery (Qt::InputMethodQuery query, const QVariant &argument) const |
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QWidget (QWidget *parent=nullptr, Qt::WindowFlags f=Qt::WindowFlags()) | |
Constructs a widget which is a child of parent, with widget flags set to f. | |
~QWidget () | |
Destroys the widget. | |
int | devType () const override |
WId | winId () const |
Returns the window system identifier of the widget. | |
void | createWinId () |
WId | internalWinId () const |
WId | effectiveWinId () const |
QStyle * | style () const |
void | setStyle (QStyle *) |
Sets the widget's GUI style to style. | |
bool | isWindow () const |
Returns true if the widget is an independent window, otherwise returns false . | |
bool | isModal () const |
Qt::WindowModality | windowModality () const |
void | setWindowModality (Qt::WindowModality windowModality) |
bool | isEnabled () const |
bool | isEnabledTo (const QWidget *) const |
Returns true if this widget would become enabled if ancestor is enabled; otherwise returns false . | |
QRect | frameGeometry () const |
const QRect & | geometry () const |
QRect | normalGeometry () const |
int | x () const |
int | y () const |
QPoint | pos () const |
QSize | frameSize () const |
QSize | size () const |
int | width () const |
int | height () const |
QRect | rect () const |
QRect | childrenRect () const |
QRegion | childrenRegion () const |
QSize | minimumSize () const |
QSize | maximumSize () const |
int | minimumWidth () const |
int | minimumHeight () const |
int | maximumWidth () const |
int | maximumHeight () const |
void | setMinimumSize (const QSize &) |
void | setMinimumSize (int minw, int minh) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This function corresponds to setMinimumSize(QSize(minw, minh)). | |
void | setMaximumSize (const QSize &) |
void | setMaximumSize (int maxw, int maxh) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This function corresponds to setMaximumSize(QSize(maxw, maxh)). | |
void | setMinimumWidth (int minw) |
void | setMinimumHeight (int minh) |
void | setMaximumWidth (int maxw) |
void | setMaximumHeight (int maxh) |
QSize | sizeIncrement () const |
void | setSizeIncrement (const QSize &) |
void | setSizeIncrement (int w, int h) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Sets the x (width) size increment to w and the y (height) size increment to h. | |
QSize | baseSize () const |
void | setBaseSize (const QSize &) |
void | setBaseSize (int basew, int baseh) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This corresponds to setBaseSize(QSize(basew, baseh)). | |
void | setFixedSize (const QSize &) |
Sets both the minimum and maximum sizes of the widget to s, thereby preventing it from ever growing or shrinking. | |
void | setFixedSize (int w, int h) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Sets the width of the widget to w and the height to h. | |
void | setFixedWidth (int w) |
Sets both the minimum and maximum width of the widget to w without changing the heights. | |
void | setFixedHeight (int h) |
Sets both the minimum and maximum heights of the widget to h without changing the widths. | |
QPointF | mapToGlobal (const QPointF &) const |
Translates the widget coordinate pos to global screen coordinates. | |
QPoint | mapToGlobal (const QPoint &) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QPointF | mapFromGlobal (const QPointF &) const |
Translates the global screen coordinate pos to widget coordinates. | |
QPoint | mapFromGlobal (const QPoint &) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QPointF | mapToParent (const QPointF &) const |
Translates the widget coordinate pos to a coordinate in the parent widget. | |
QPoint | mapToParent (const QPoint &) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QPointF | mapFromParent (const QPointF &) const |
Translates the parent widget coordinate pos to widget coordinates. | |
QPoint | mapFromParent (const QPoint &) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QPointF | mapTo (const QWidget *, const QPointF &) const |
Translates the widget coordinate pos to the coordinate system of parent. | |
QPoint | mapTo (const QWidget *, const QPoint &) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QPointF | mapFrom (const QWidget *, const QPointF &) const |
Translates the widget coordinate pos from the coordinate system of parent to this widget's coordinate system. | |
QPoint | mapFrom (const QWidget *, const QPoint &) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QWidget * | window () const |
Returns the window for this widget, i.e. | |
QWidget * | nativeParentWidget () const |
QWidget * | topLevelWidget () const |
const QPalette & | palette () const |
void | setPalette (const QPalette &) |
void | setBackgroundRole (QPalette::ColorRole) |
Sets the background role of the widget to role. | |
QPalette::ColorRole | backgroundRole () const |
Returns the background role of the widget. | |
void | setForegroundRole (QPalette::ColorRole) |
Sets the foreground role of the widget to role. | |
QPalette::ColorRole | foregroundRole () const |
Returns the foreground role. | |
const QFont & | font () const |
void | setFont (const QFont &) |
QFontMetrics | fontMetrics () const |
Returns the font metrics for the widget's current font. | |
QFontInfo | fontInfo () const |
Returns the font info for the widget's current font. | |
QCursor | cursor () const |
void | setCursor (const QCursor &) |
void | unsetCursor () |
void | setMouseTracking (bool enable) |
bool | hasMouseTracking () const |
bool | underMouse () const |
Returns true if the widget is under the mouse cursor; otherwise returns false . | |
void | setTabletTracking (bool enable) |
bool | hasTabletTracking () const |
void | setMask (const QBitmap &) |
Causes only the pixels of the widget for which bitmap has a corresponding 1 bit to be visible. | |
void | setMask (const QRegion &) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Causes only the parts of the widget which overlap region to be visible. | |
QRegion | mask () const |
Returns the mask currently set on a widget. | |
void | clearMask () |
Removes any mask set by setMask(). | |
void | render (QPaintDevice *target, const QPoint &targetOffset=QPoint(), const QRegion &sourceRegion=QRegion(), RenderFlags renderFlags=RenderFlags(DrawWindowBackground|DrawChildren)) |
void | render (QPainter *painter, const QPoint &targetOffset=QPoint(), const QRegion &sourceRegion=QRegion(), RenderFlags renderFlags=RenderFlags(DrawWindowBackground|DrawChildren)) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Renders the widget into the painter's QPainter::device(). | |
Q_INVOKABLE QPixmap | grab (const QRect &rectangle=QRect(QPoint(0, 0), QSize(-1, -1))) |
void | grabGesture (Qt::GestureType type, Qt::GestureFlags flags=Qt::GestureFlags()) |
Subscribes the widget to a given gesture with specific flags. | |
void | ungrabGesture (Qt::GestureType type) |
Unsubscribes the widget from a given gesture type. | |
QString | styleSheet () const |
QString | windowTitle () const |
void | setWindowIcon (const QIcon &icon) |
QIcon | windowIcon () const |
void | setWindowIconText (const QString &) |
QString | windowIconText () const |
void | setWindowRole (const QString &) |
Sets the window's role to role. | |
QString | windowRole () const |
Returns the window's role, or an empty string. | |
void | setWindowFilePath (const QString &filePath) |
QString | windowFilePath () const |
void | setWindowOpacity (qreal level) |
qreal | windowOpacity () const |
bool | isWindowModified () const |
void | setLayoutDirection (Qt::LayoutDirection direction) |
Qt::LayoutDirection | layoutDirection () const |
void | unsetLayoutDirection () |
void | setLocale (const QLocale &locale) |
QLocale | locale () const |
void | unsetLocale () |
bool | isRightToLeft () const |
bool | isLeftToRight () const |
bool | isActiveWindow () const |
void | activateWindow () |
Sets the top-level widget containing this widget to be the active window. | |
void | clearFocus () |
Takes keyboard input focus from the widget. | |
void | setFocus (Qt::FocusReason reason) |
Gives the keyboard input focus to this widget (or its focus proxy) if this widget or one of its parents is the \l{isActiveWindow()}{active window}. | |
Qt::FocusPolicy | focusPolicy () const |
void | setFocusPolicy (Qt::FocusPolicy policy) |
bool | hasFocus () const |
void | setFocusProxy (QWidget *) |
Sets the widget's focus proxy to widget w. | |
QWidget * | focusProxy () const |
Returns the focus proxy, or \nullptr if there is no focus proxy. | |
Qt::ContextMenuPolicy | contextMenuPolicy () const |
void | setContextMenuPolicy (Qt::ContextMenuPolicy policy) |
void | grabMouse () |
Grabs the mouse input. | |
void | grabMouse (const QCursor &) |
void | releaseMouse () |
Releases the mouse grab. | |
void | grabKeyboard () |
Grabs the keyboard input. | |
void | releaseKeyboard () |
Releases the keyboard grab. | |
int | grabShortcut (const QKeySequence &key, Qt::ShortcutContext context=Qt::WindowShortcut) |
Adds a shortcut to Qt's shortcut system that watches for the given key sequence in the given context. | |
void | releaseShortcut (int id) |
Removes the shortcut with the given id from Qt's shortcut system. | |
void | setShortcutEnabled (int id, bool enable=true) |
If enable is true, the shortcut with the given id is enabled; otherwise the shortcut is disabled. | |
void | setShortcutAutoRepeat (int id, bool enable=true) |
bool | updatesEnabled () const |
void | setUpdatesEnabled (bool enable) |
void | update (int x, int y, int w, int h) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This version updates a rectangle (x, y, w, h) inside the widget. | |
void | update (const QRect &) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This version updates a rectangle rect inside the widget. | |
void | update (const QRegion &) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This version repaints a region rgn inside the widget. | |
void | repaint (int x, int y, int w, int h) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This version repaints a rectangle (x, y, w, h) inside the widget. | |
void | repaint (const QRect &) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This version repaints a rectangle rect inside the widget. | |
void | repaint (const QRegion &) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This version repaints a region rgn inside the widget. | |
void | stackUnder (QWidget *) |
Places the widget under w in the parent widget's stack. | |
void | move (int x, int y) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This corresponds to move(QPoint(x, y)). | |
void | move (const QPoint &) |
void | resize (int w, int h) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This corresponds to resize(QSize(w, h)). | |
void | resize (const QSize &) |
void | setGeometry (int x, int y, int w, int h) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This corresponds to setGeometry(QRect(x, y, w, h)). | |
void | setGeometry (const QRect &) |
QByteArray | saveGeometry () const |
bool | restoreGeometry (const QByteArray &geometry) |
void | adjustSize () |
Adjusts the size of the widget to fit its contents. | |
bool | isVisible () const |
bool | isVisibleTo (const QWidget *) const |
Returns true if this widget would become visible if ancestor is shown; otherwise returns false . | |
bool | isHidden () const |
Returns true if the widget is hidden, otherwise returns false . | |
bool | isMinimized () const |
bool | isMaximized () const |
bool | isFullScreen () const |
Qt::WindowStates | windowState () const |
Returns the current window state. | |
void | setWindowState (Qt::WindowStates state) |
Sets the window state to windowState. | |
void | overrideWindowState (Qt::WindowStates state) |
QSizePolicy | sizePolicy () const |
void | setSizePolicy (QSizePolicy) |
void | setSizePolicy (QSizePolicy::Policy horizontal, QSizePolicy::Policy vertical) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Sets the size policy of the widget to horizontal and vertical, with standard stretch and no height-for-width. | |
virtual int | heightForWidth (int) const |
Returns the preferred height for this widget, given the width w. | |
virtual bool | hasHeightForWidth () const |
QRegion | visibleRegion () const |
Returns the unobscured region where paint events can occur. | |
void | setContentsMargins (int left, int top, int right, int bottom) |
Sets the margins around the contents of the widget to have the sizes left, top, right, and bottom. | |
void | setContentsMargins (const QMargins &margins) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QMargins | contentsMargins () const |
The contentsMargins function returns the widget's contents margins. | |
QRect | contentsRect () const |
Returns the area inside the widget's margins. | |
QLayout * | layout () const |
Returns the layout manager that is installed on this widget, or \nullptr if no layout manager is installed. | |
void | setLayout (QLayout *) |
Sets the layout manager for this widget to layout. | |
void | updateGeometry () |
Notifies the layout system that this widget has changed and may need to change geometry. | |
void | setParent (QWidget *parent) |
Sets the parent of the widget to parent, and resets the window flags. | |
void | setParent (QWidget *parent, Qt::WindowFlags f) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This function also takes widget flags, f as an argument. | |
void | scroll (int dx, int dy) |
Scrolls the widget including its children dx pixels to the right and dy downward. | |
void | scroll (int dx, int dy, const QRect &) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.This version only scrolls r and does not move the children of the widget. | |
QWidget * | focusWidget () const |
Returns the last child of this widget that setFocus had been called on. | |
QWidget * | nextInFocusChain () const |
Returns the next widget in this widget's focus chain. | |
QWidget * | previousInFocusChain () const |
The previousInFocusChain function returns the previous widget in this widget's focus chain. | |
bool | acceptDrops () const |
void | setAcceptDrops (bool on) |
void | addAction (QAction *action) |
Appends the action action to this widget's list of actions. | |
void | addActions (const QList< QAction * > &actions) |
Appends the actions actions to this widget's list of actions. | |
void | insertActions (QAction *before, const QList< QAction * > &actions) |
Inserts the actions actions to this widget's list of actions, before the action before. | |
void | insertAction (QAction *before, QAction *action) |
Inserts the action action to this widget's list of actions, before the action before. | |
void | removeAction (QAction *action) |
Removes the action action from this widget's list of actions. | |
QList< QAction * > | actions () const |
Returns the (possibly empty) list of this widget's actions. | |
QAction * | addAction (const QString &text) |
QAction * | addAction (const QIcon &icon, const QString &text) |
QAction * | addAction (const QString &text, const QObject *receiver, const char *member, Qt::ConnectionType type=Qt::AutoConnection) |
QAction * | addAction (const QIcon &icon, const QString &text, const QObject *receiver, const char *member, Qt::ConnectionType type=Qt::AutoConnection) |
template<typename... Args, typename = compatible_action_slot_args<Args...>> | |
QAction * | addAction (const QString &text, Args &&...args) |
template<typename... Args, typename = compatible_action_slot_args<Args...>> | |
QAction * | addAction (const QIcon &icon, const QString &text, Args &&...args) |
QWidget * | parentWidget () const |
Returns the parent of this widget, or \nullptr if it does not have any parent widget. | |
void | setWindowFlags (Qt::WindowFlags type) |
Qt::WindowFlags | windowFlags () const |
Window flags are a combination of a type (e.g. | |
void | setWindowFlag (Qt::WindowType, bool on=true) |
void | overrideWindowFlags (Qt::WindowFlags type) |
Sets the window flags for the widget to flags, without telling the window system. | |
Qt::WindowType | windowType () const |
Returns the window type of this widget. | |
QWidget * | childAt (int x, int y) const |
Returns the visible child widget at the position ({x}, {y}) in the widget's coordinate system. | |
QWidget * | childAt (const QPoint &p) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Returns the visible child widget at point p in the widget's own coordinate system. | |
QWidget * | childAt (const QPointF &p) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
void | setAttribute (Qt::WidgetAttribute, bool on=true) |
Sets the attribute attribute on this widget if on is true; otherwise clears the attribute. | |
bool | testAttribute (Qt::WidgetAttribute) const |
Returns true if attribute attribute is set on this widget; otherwise returns false . | |
QPaintEngine * | paintEngine () const override |
Returns the widget's paint engine. | |
void | ensurePolished () const |
Ensures that the widget and its children have been polished by QStyle (i.e., have a proper font and palette). | |
bool | isAncestorOf (const QWidget *child) const |
Returns true if this widget is a parent, (or grandparent and so on to any level), of the given child, and both widgets are within the same window; otherwise returns false . | |
bool | autoFillBackground () const |
void | setAutoFillBackground (bool enabled) |
QBackingStore * | backingStore () const |
QWindow * | windowHandle () const |
If this is a native widget, return the associated QWindow. | |
QScreen * | screen () const |
Returns the screen the widget is on. | |
void | setScreen (QScreen *) |
Sets the screen on which the widget should be shown to screen. | |
Qt::InputMethodHints | inputMethodHints () const |
void | setInputMethodHints (Qt::InputMethodHints hints) |
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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 | 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< QString > | bindableObjectName () |
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). | |
QThread * | thread () const |
Returns the thread in which the object lives. | |
bool | moveToThread (QThread *thread QT6_DECL_NEW_OVERLOAD_TAIL) |
Changes the thread affinity for this object and its children and returns true on success. | |
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::nanoseconds time, Qt::TimerType timerType=Qt::CoarseTimer) |
void | killTimer (int id) |
Kills the timer with timer identifier, id. | |
void | killTimer (Qt::TimerId id) |
template<typename T> | |
T | findChild (QAnyStringView aName, 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 (QAnyStringView 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> | |
T | findChild (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. | |
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 QObjectList & | children () 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< QByteArray > | dynamicPropertyNames () const |
QBindingStorage * | bindingStorage () |
const QBindingStorage * | bindingStorage () const |
QObject * | parent () 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 . | |
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virtual | ~QPaintDevice () |
bool | paintingActive () const |
int | width () const |
int | height () const |
int | widthMM () const |
int | heightMM () const |
int | logicalDpiX () const |
int | logicalDpiY () const |
int | physicalDpiX () const |
int | physicalDpiY () const |
qreal | devicePixelRatio () const |
qreal | devicePixelRatioF () const |
int | colorCount () const |
int | depth () const |
Additional Inherited Members | |
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enum | InsertPolicy { NoInsert , InsertAtTop , InsertAtCurrent , InsertAtBottom , InsertAfterCurrent , InsertBeforeCurrent , InsertAlphabetically } |
This enum specifies what the QComboBox should do when a new string is entered by the user. More... | |
enum | SizeAdjustPolicy { AdjustToContents , AdjustToContentsOnFirstShow , AdjustToMinimumContentsLengthWithIcon } |
This enum specifies how the size hint of the QComboBox should adjust when new content is added or content changes. More... | |
enum class | LabelDrawingMode { UseStyle , UseDelegate } |
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enum | RenderFlag { DrawWindowBackground = 0x1 , DrawChildren = 0x2 , IgnoreMask = 0x4 } |
This enum describes how to render the widget when calling QWidget::render(). More... | |
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enum | PaintDeviceMetric { PdmWidth = 1 , PdmHeight , PdmWidthMM , PdmHeightMM , PdmNumColors , PdmDepth , PdmDpiX , PdmDpiY , PdmPhysicalDpiX , PdmPhysicalDpiY , PdmDevicePixelRatio , PdmDevicePixelRatioScaled , PdmDevicePixelRatioF_EncodedA , PdmDevicePixelRatioF_EncodedB } |
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void | clear () |
Clears the combobox, removing all items. | |
void | clearEditText () |
Clears the contents of the line edit used for editing in the combobox. | |
void | setEditText (const QString &text) |
Sets the text in the combobox's text edit. | |
void | setCurrentIndex (int index) |
void | setCurrentText (const QString &text) |
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void | setEnabled (bool) |
void | setDisabled (bool) |
Disables widget input events if disable is true; otherwise enables input events. | |
void | setWindowModified (bool) |
void | setWindowTitle (const QString &) |
void | setStyleSheet (const QString &styleSheet) |
void | setFocus () |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Gives the keyboard input focus to this widget (or its focus proxy) if this widget or one of its parents is the \l{isActiveWindow()}{active window}. | |
void | update () |
Updates the widget unless updates are disabled or the widget is hidden. | |
void | repaint () |
Repaints the widget directly by calling paintEvent() immediately, unless updates are disabled or the widget is hidden. | |
virtual void | setVisible (bool visible) |
void | setHidden (bool hidden) |
Convenience function, equivalent to setVisible(! | |
void | show () |
Shows the widget and its child widgets. | |
void | hide () |
Hides the widget. | |
void | showMinimized () |
Shows the widget minimized, as an icon. | |
void | showMaximized () |
Shows the widget maximized. | |
void | showFullScreen () |
Shows the widget in full-screen mode. | |
void | showNormal () |
Restores the widget after it has been maximized or minimized. | |
bool | close () |
Closes this widget. | |
void | raise () |
Raises this widget to the top of the parent widget's stack. | |
void | lower () |
Lowers the widget to the bottom of the parent widget's stack. | |
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void | deleteLater () |
\threadsafe | |
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void | editTextChanged (const QString &) |
This signal is emitted when the text in the combobox's line edit widget is changed. | |
void | activated (int index) |
This signal is sent when the user chooses an item in the combobox. | |
void | textActivated (const QString &) |
void | highlighted (int index) |
This signal is sent when an item in the combobox popup list is highlighted by the user. | |
void | textHighlighted (const QString &) |
void | currentIndexChanged (int index) |
void | currentTextChanged (const QString &) |
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void | windowTitleChanged (const QString &title) |
This signal is emitted when the window's title has changed, with the new title as an argument. | |
void | windowIconChanged (const QIcon &icon) |
This signal is emitted when the window's icon has changed, with the new icon as an argument. | |
void | windowIconTextChanged (const QString &iconText) |
This signal is emitted when the window's icon text has changed, with the new iconText as an argument. | |
void | customContextMenuRequested (const QPoint &pos) |
This signal is emitted when the widget's \l contextMenuPolicy is Qt::CustomContextMenu, and the user has requested a context menu on the widget. | |
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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. | |
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static void | setTabOrder (QWidget *, QWidget *) |
Puts the second widget after the first widget in the focus order. | |
static void | setTabOrder (std::initializer_list< QWidget * > widgets) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
static QWidget * | mouseGrabber () |
Returns the widget that is currently grabbing the mouse input. | |
static QWidget * | keyboardGrabber () |
Returns the widget that is currently grabbing the keyboard input. | |
static QWidget * | find (WId) |
Returns a pointer to the widget with window identifier/handle id. | |
static QWidget * | createWindowContainer (QWindow *window, QWidget *parent=nullptr, Qt::WindowFlags flags=Qt::WindowFlags()) |
Creates a QWidget that makes it possible to embed window into a QWidget-based application. | |
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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) |
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static qreal | devicePixelRatioFScale () |
static int | encodeMetricF (PaintDeviceMetric metric, double value) |
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void | updateMicroFocus (Qt::InputMethodQuery query=Qt::ImQueryAll) |
Updates the widget's micro focus and informs input methods that the state specified by query has changed. | |
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void | focusInEvent (QFocusEvent *e) override |
\reimp | |
void | focusOutEvent (QFocusEvent *e) override |
\reimp | |
void | changeEvent (QEvent *e) override |
\reimp | |
void | resizeEvent (QResizeEvent *e) override |
\reimp | |
void | showEvent (QShowEvent *e) override |
\reimp | |
void | hideEvent (QHideEvent *e) override |
\reimp | |
void | mousePressEvent (QMouseEvent *e) override |
\reimp | |
void | mouseReleaseEvent (QMouseEvent *e) override |
\reimp | |
void | keyPressEvent (QKeyEvent *e) override |
\reimp | |
void | keyReleaseEvent (QKeyEvent *e) override |
\reimp | |
void | contextMenuEvent (QContextMenuEvent *e) override |
\reimp | |
void | inputMethodEvent (QInputMethodEvent *) override |
\reimp | |
virtual void | initStyleOption (QStyleOptionComboBox *option) const |
Initialize option with the values from this QComboBox. | |
QComboBox (QComboBoxPrivate &, QWidget *) | |
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bool | event (QEvent *event) override |
This is the main event handler; it handles event event. | |
virtual void | mouseDoubleClickEvent (QMouseEvent *event) |
This event handler, for event event, can be reimplemented in a subclass to receive mouse double click events for the widget. | |
virtual void | mouseMoveEvent (QMouseEvent *event) |
This event handler, for event event, can be reimplemented in a subclass to receive mouse move events for the widget. | |
virtual void | enterEvent (QEnterEvent *event) |
This event handler can be reimplemented in a subclass to receive widget enter events which are passed in the event parameter. | |
virtual void | leaveEvent (QEvent *event) |
This event handler can be reimplemented in a subclass to receive widget leave events which are passed in the event parameter. | |
virtual void | moveEvent (QMoveEvent *event) |
This event handler can be reimplemented in a subclass to receive widget move events which are passed in the event parameter. | |
virtual void | closeEvent (QCloseEvent *event) |
This event handler is called with the given event when Qt receives a window close request for a top-level widget from the window system. | |
virtual void | actionEvent (QActionEvent *event) |
This event handler is called with the given event whenever the widget's actions are changed. | |
virtual bool | nativeEvent (const QByteArray &eventType, void *message, qintptr *result) |
This special event handler can be reimplemented in a subclass to receive native platform events identified by eventType which are passed in the message parameter. | |
int | metric (PaintDeviceMetric) const override |
Internal implementation of the virtual QPaintDevice::metric() function. | |
void | initPainter (QPainter *painter) const override |
Initializes the painter pen, background and font to the same as the given widget's. | |
QPaintDevice * | redirected (QPoint *offset) const override |
QPainter * | sharedPainter () const override |
void | create (WId=0, bool initializeWindow=true, bool destroyOldWindow=true) |
Creates a new widget window. | |
void | destroy (bool destroyWindow=true, bool destroySubWindows=true) |
Frees up window system resources. | |
virtual bool | focusNextPrevChild (bool next) |
Finds a new widget to give the keyboard focus to, as appropriate for Tab and Shift+Tab, and returns true if it can find a new widget, or false if it can't. | |
bool | focusNextChild () |
Finds a new widget to give the keyboard focus to, as appropriate for \uicontrol Tab, and returns true if it can find a new widget, or false if it can't. | |
bool | focusPreviousChild () |
Finds a new widget to give the keyboard focus to, as appropriate for \uicontrol Shift+Tab, and returns true if it can find a new widget, or false if it can't. | |
QWidget (QWidgetPrivate &d, QWidget *parent, Qt::WindowFlags f) | |
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QObject * | sender () 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) | |
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QPaintDevice () noexcept | |
double | getDecodedMetricF (PaintDeviceMetric metricA, PaintDeviceMetric metricB) const |
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QScopedPointer< QObjectData > | d_ptr |
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ushort | painters |
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bool | editable |
whether the combo box can be edited by the user. | |
int | count |
the number of items in the combobox. | |
QString | currentText |
the current text | |
int | currentIndex |
the index of the current item in the combobox. | |
QVariant | currentData |
the data for the current item | |
int | maxVisibleItems |
the maximum allowed size on screen of the combo box, measured in items | |
int | maxCount |
the maximum number of items allowed in the combobox. | |
InsertPolicy | insertPolicy |
the policy used to determine where user-inserted items should appear in the combobox. | |
SizeAdjustPolicy | sizeAdjustPolicy |
the policy describing how the size of the combobox changes when the content changes. | |
int | minimumContentsLength |
the minimum number of characters that should fit into the combobox. | |
QSize | iconSize |
the size of the icons shown in the combobox. | |
QString | placeholderText |
Sets a placeholderText text shown when no valid index is set. | |
bool | duplicatesEnabled |
whether the user can enter duplicate items into the combobox. | |
bool | frame |
whether the combo box draws itself with a frame. | |
int | modelColumn |
the column in the model that is visible. | |
LabelDrawingMode | labelDrawingMode |
the mode used by the combobox to draw its label. | |
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bool | modal |
whether the widget is a modal widget | |
Qt::WindowModality | windowModality |
which windows are blocked by the modal widget | |
bool | enabled |
whether the widget is enabled | |
QRect | geometry |
the geometry of the widget relative to its parent and excluding the window frame | |
QRect | frameGeometry |
geometry of the widget relative to its parent including any window frame | |
QRect | normalGeometry |
the geometry of the widget as it will appear when shown as a normal (not maximized or full screen) top-level widget | |
int | x |
the x coordinate of the widget relative to its parent including any window frame | |
int | y |
the y coordinate of the widget relative to its parent and including any window frame | |
QPoint | pos |
the position of the widget within its parent widget | |
QSize | frameSize |
the size of the widget including any window frame | |
QSize | size |
the size of the widget excluding any window frame | |
int | width |
the width of the widget excluding any window frame | |
int | height |
the height of the widget excluding any window frame | |
QRect | rect |
the internal geometry of the widget excluding any window frame | |
QRect | childrenRect |
the bounding rectangle of the widget's children | |
QRegion | childrenRegion |
the combined region occupied by the widget's children | |
QSizePolicy | sizePolicy |
the default layout behavior of the widget | |
QSize | minimumSize |
the widget's minimum size | |
QSize | maximumSize |
the widget's maximum size in pixels | |
int | minimumWidth |
the widget's minimum width in pixels | |
int | minimumHeight |
the widget's minimum height in pixels | |
int | maximumWidth |
the widget's maximum width in pixels | |
int | maximumHeight |
the widget's maximum height in pixels | |
QSize | sizeIncrement |
the size increment of the widget | |
QSize | baseSize |
the base size of the widget | |
QPalette | palette |
the widget's palette | |
QFont | font |
the font currently set for the widget | |
QCursor | cursor |
the cursor shape for this widget | |
bool | mouseTracking |
whether mouse tracking is enabled for the widget | |
bool | tabletTracking |
whether tablet tracking is enabled for the widget | |
bool | isActiveWindow |
whether this widget's window is the active window | |
Qt::FocusPolicy | focusPolicy |
the way the widget accepts keyboard focus | |
bool | focus |
whether this widget (or its focus proxy) has the keyboard input focus | |
Qt::ContextMenuPolicy | contextMenuPolicy |
how the widget shows a context menu | |
bool | updatesEnabled |
whether updates are enabled | |
bool | visible |
whether the widget is visible | |
bool | minimized |
whether this widget is minimized (iconified) | |
bool | maximized |
whether this widget is maximized | |
bool | fullScreen |
whether the widget is shown in full screen mode | |
QSize | sizeHint |
the recommended size for the widget | |
QSize | minimumSizeHint |
the recommended minimum size for the widget | |
bool | acceptDrops |
whether drop events are enabled for this widget | |
QString | windowTitle |
the window title (caption) | |
QIcon | windowIcon |
the widget's icon | |
QString | windowIconText |
the text to be displayed on the icon of a minimized window | |
double | windowOpacity |
The level of opacity for the window. | |
bool | windowModified |
whether the document shown in the window has unsaved changes | |
Qt::LayoutDirection | layoutDirection |
the layout direction for this widget. | |
bool | autoFillBackground |
whether the widget background is filled automatically | |
QString | styleSheet |
the widget's style sheet | |
QLocale | locale |
the widget's locale | |
QString | windowFilePath |
the file path associated with a widget | |
Qt::InputMethodHints | inputMethodHints |
What input method specific hints the widget has. | |
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QString | objectName |
the name of this object | |
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setupUi (QWidget *widget) | |
\macro QWIDGETSIZE_MAX | |
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template< class T > T | qobject_cast (const QObject *object) |
Returns the given object cast to type T if the object is of type T (or of a subclass); otherwise returns \nullptr. | |
template< typename T > T | qFindChildqFindChildren (const QObject *obj, const QString &name)() |
template< typename T > QList< T > | qFindChildrenqFindChildren (const QObject *obj, const QString &name)() |
QObjectList | |
\macro Q_CLASSINFO(Name, Value) | |
Definition at line 276 of file qfiledialog_p.h.
|
inline |
Definition at line 279 of file qfiledialog_p.h.
References QFileDialogComboBox().
Referenced by QFileDialogComboBox().
|
inline |
Definition at line 284 of file qfiledialog_p.h.
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overridevirtual |
void QFileDialogComboBox::setFileDialogPrivate | ( | QFileDialogPrivate * | d_pointer | ) |
Definition at line 4015 of file qfiledialog.cpp.
void QFileDialogComboBox::setHistory | ( | const QStringList & | paths | ) |
Definition at line 1874 of file qfiledialog.cpp.
|
overridevirtual |
Displays the list of items in the combobox.
If the list is empty then no items will be shown.
If you reimplement this function to show a custom pop-up, make sure you call hidePopup() to reset the internal state.
Reimplemented from QComboBox.
Definition at line 4023 of file qfiledialog.cpp.