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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWIDGET_H
+#define QWIDGET_H
+
+#include <QtGui/qwindowdefs.h>
+#include <QtCore/qobject.h>
+#include <QtCore/qmargins.h>
+#include <QtGui/qpaintdevice.h>
+#include <QtGui/qpalette.h>
+#include <QtGui/qfont.h>
+#include <QtGui/qfontmetrics.h>
+#include <QtGui/qfontinfo.h>
+#include <QtGui/qsizepolicy.h>
+#include <QtGui/qregion.h>
+#include <QtGui/qbrush.h>
+#include <QtGui/qcursor.h>
+#include <QtGui/qkeysequence.h>
+
+#ifdef QT_INCLUDE_COMPAT
+#include <QtGui/qevent.h>
+#endif
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+class QLayout;
+class QWSRegionManager;
+class QStyle;
+class QAction;
+class QVariant;
+
+class QActionEvent;
+class QMouseEvent;
+class QWheelEvent;
+class QHoverEvent;
+class QKeyEvent;
+class QFocusEvent;
+class QPaintEvent;
+class QMoveEvent;
+class QResizeEvent;
+class QCloseEvent;
+class QContextMenuEvent;
+class QInputMethodEvent;
+class QTabletEvent;
+class QDragEnterEvent;
+class QDragMoveEvent;
+class QDragLeaveEvent;
+class QDropEvent;
+class QShowEvent;
+class QHideEvent;
+class QInputContext;
+class QIcon;
+class QWindowSurface;
+class QLocale;
+class QGraphicsProxyWidget;
+class QGraphicsEffect;
+#if defined(Q_WS_X11)
+class QX11Info;
+#endif
+
+class QWidgetData
+{
+public:
+ WId winid;
+ uint widget_attributes;
+ Qt::WindowFlags window_flags;
+ uint window_state : 4;
+ uint focus_policy : 4;
+ uint sizehint_forced :1;
+ uint is_closing :1;
+ uint in_show : 1;
+ uint in_set_window_state : 1;
+ mutable uint fstrut_dirty : 1;
+ uint context_menu_policy : 3;
+ uint window_modality : 2;
+ uint in_destructor : 1;
+ uint unused : 13;
+ QRect crect;
+ mutable QPalette pal;
+ QFont fnt;
+#if defined(Q_WS_QWS)
+// QRegion req_region; // Requested region
+// mutable QRegion paintable_region; // Paintable region
+// mutable bool paintable_region_dirty;// needs to be recalculated
+// mutable QRegion alloc_region; // Allocated region
+// mutable bool alloc_region_dirty; // needs to be recalculated
+// mutable int overlapping_children; // Handle overlapping children
+
+ int alloc_region_index;
+// int alloc_region_revision;
+#endif
+ QRect wrect;
+};
+
+class QWidgetPrivate;
+
+class Q_GUI_EXPORT QWidget : public QObject, public QPaintDevice
+{
+ Q_OBJECT
+ Q_DECLARE_PRIVATE(QWidget)
+
+ Q_PROPERTY(bool modal READ isModal)
+ Q_PROPERTY(Qt::WindowModality windowModality READ windowModality WRITE setWindowModality)
+ Q_PROPERTY(bool enabled READ isEnabled WRITE setEnabled)
+ Q_PROPERTY(QRect geometry READ geometry WRITE setGeometry)
+ Q_PROPERTY(QRect frameGeometry READ frameGeometry)
+ Q_PROPERTY(QRect normalGeometry READ normalGeometry)
+ Q_PROPERTY(int x READ x)
+ Q_PROPERTY(int y READ y)
+ Q_PROPERTY(QPoint pos READ pos WRITE move DESIGNABLE false STORED false)
+ Q_PROPERTY(QSize frameSize READ frameSize)
+ Q_PROPERTY(QSize size READ size WRITE resize DESIGNABLE false STORED false)
+ Q_PROPERTY(int width READ width)
+ Q_PROPERTY(int height READ height)
+ Q_PROPERTY(QRect rect READ rect)
+ Q_PROPERTY(QRect childrenRect READ childrenRect)
+ Q_PROPERTY(QRegion childrenRegion READ childrenRegion)
+ Q_PROPERTY(QSizePolicy sizePolicy READ sizePolicy WRITE setSizePolicy)
+ Q_PROPERTY(QSize minimumSize READ minimumSize WRITE setMinimumSize)
+ Q_PROPERTY(QSize maximumSize READ maximumSize WRITE setMaximumSize)
+ Q_PROPERTY(int minimumWidth READ minimumWidth WRITE setMinimumWidth STORED false DESIGNABLE false)
+ Q_PROPERTY(int minimumHeight READ minimumHeight WRITE setMinimumHeight STORED false DESIGNABLE false)
+ Q_PROPERTY(int maximumWidth READ maximumWidth WRITE setMaximumWidth STORED false DESIGNABLE false)
+ Q_PROPERTY(int maximumHeight READ maximumHeight WRITE setMaximumHeight STORED false DESIGNABLE false)
+ Q_PROPERTY(QSize sizeIncrement READ sizeIncrement WRITE setSizeIncrement)
+ Q_PROPERTY(QSize baseSize READ baseSize WRITE setBaseSize)
+ Q_PROPERTY(QPalette palette READ palette WRITE setPalette)
+ Q_PROPERTY(QFont font READ font WRITE setFont)
+#ifndef QT_NO_CURSOR
+ Q_PROPERTY(QCursor cursor READ cursor WRITE setCursor RESET unsetCursor)
+#endif
+ Q_PROPERTY(bool mouseTracking READ hasMouseTracking WRITE setMouseTracking)
+ Q_PROPERTY(bool isActiveWindow READ isActiveWindow)
+ Q_PROPERTY(Qt::FocusPolicy focusPolicy READ focusPolicy WRITE setFocusPolicy)
+ Q_PROPERTY(bool focus READ hasFocus)
+ Q_PROPERTY(Qt::ContextMenuPolicy contextMenuPolicy READ contextMenuPolicy WRITE setContextMenuPolicy)
+ Q_PROPERTY(bool updatesEnabled READ updatesEnabled WRITE setUpdatesEnabled DESIGNABLE false)
+ Q_PROPERTY(bool visible READ isVisible WRITE setVisible DESIGNABLE false)
+ Q_PROPERTY(bool minimized READ isMinimized)
+ Q_PROPERTY(bool maximized READ isMaximized)
+ Q_PROPERTY(bool fullScreen READ isFullScreen)
+ Q_PROPERTY(QSize sizeHint READ sizeHint)
+ Q_PROPERTY(QSize minimumSizeHint READ minimumSizeHint)
+ Q_PROPERTY(bool acceptDrops READ acceptDrops WRITE setAcceptDrops)
+ Q_PROPERTY(QString windowTitle READ windowTitle WRITE setWindowTitle DESIGNABLE isWindow)
+ Q_PROPERTY(QIcon windowIcon READ windowIcon WRITE setWindowIcon DESIGNABLE isWindow)
+ Q_PROPERTY(QString windowIconText READ windowIconText WRITE setWindowIconText DESIGNABLE isWindow)
+ Q_PROPERTY(double windowOpacity READ windowOpacity WRITE setWindowOpacity DESIGNABLE isWindow)
+ Q_PROPERTY(bool windowModified READ isWindowModified WRITE setWindowModified DESIGNABLE isWindow)
+#ifndef QT_NO_TOOLTIP
+ Q_PROPERTY(QString toolTip READ toolTip WRITE setToolTip)
+#endif
+#ifndef QT_NO_STATUSTIP
+ Q_PROPERTY(QString statusTip READ statusTip WRITE setStatusTip)
+#endif
+#ifndef QT_NO_WHATSTHIS
+ Q_PROPERTY(QString whatsThis READ whatsThis WRITE setWhatsThis)
+#endif
+#ifndef QT_NO_ACCESSIBILITY
+ Q_PROPERTY(QString accessibleName READ accessibleName WRITE setAccessibleName)
+ Q_PROPERTY(QString accessibleDescription READ accessibleDescription WRITE setAccessibleDescription)
+#endif
+ Q_PROPERTY(Qt::LayoutDirection layoutDirection READ layoutDirection WRITE setLayoutDirection RESET unsetLayoutDirection)
+ QDOC_PROPERTY(Qt::WindowFlags windowFlags READ windowFlags WRITE setWindowFlags)
+ Q_PROPERTY(bool autoFillBackground READ autoFillBackground WRITE setAutoFillBackground)
+#ifndef QT_NO_STYLE_STYLESHEET
+ Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet)
+#endif
+ Q_PROPERTY(QLocale locale READ locale WRITE setLocale RESET unsetLocale)
+ Q_PROPERTY(QString windowFilePath READ windowFilePath WRITE setWindowFilePath DESIGNABLE isWindow)
+ Q_PROPERTY(Qt::InputMethodHints inputMethodHints READ inputMethodHints WRITE setInputMethodHints)
+
+public:
+ enum RenderFlag {
+ DrawWindowBackground = 0x1,
+ DrawChildren = 0x2,
+ IgnoreMask = 0x4
+ };
+ Q_DECLARE_FLAGS(RenderFlags, RenderFlag)
+
+ explicit QWidget(QWidget* parent = 0, Qt::WindowFlags f = 0);
+#ifdef QT3_SUPPORT
+ QT3_SUPPORT_CONSTRUCTOR QWidget(QWidget* parent, const char *name, Qt::WindowFlags f = 0);
+#endif
+ ~QWidget();
+
+ int devType() const;
+
+ WId winId() const;
+ void createWinId(); // internal, going away
+ inline WId internalWinId() const { return data->winid; }
+ WId effectiveWinId() const;
+
+ // GUI style setting
+ QStyle *style() const;
+ void setStyle(QStyle *);
+ // Widget types and states
+
+ bool isTopLevel() const;
+ bool isWindow() const;
+
+ bool isModal() const;
+ Qt::WindowModality windowModality() const;
+ void setWindowModality(Qt::WindowModality windowModality);
+
+ bool isEnabled() const;
+ bool isEnabledTo(QWidget*) const;
+ bool isEnabledToTLW() const;
+
+public Q_SLOTS:
+ void setEnabled(bool);
+ void setDisabled(bool);
+ void setWindowModified(bool);
+
+ // Widget coordinates
+
+public:
+ 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;
+ inline int width() const;
+ inline int height() const;
+ inline 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);
+ void setMaximumSize(const QSize &);
+ void setMaximumSize(int maxw, int maxh);
+ void setMinimumWidth(int minw);
+ void setMinimumHeight(int minh);
+ void setMaximumWidth(int maxw);
+ void setMaximumHeight(int maxh);
+
+#ifdef Q_QDOC
+ void setupUi(QWidget *widget);
+#endif
+
+ QSize sizeIncrement() const;
+ void setSizeIncrement(const QSize &);
+ void setSizeIncrement(int w, int h);
+ QSize baseSize() const;
+ void setBaseSize(const QSize &);
+ void setBaseSize(int basew, int baseh);
+
+ void setFixedSize(const QSize &);
+ void setFixedSize(int w, int h);
+ void setFixedWidth(int w);
+ void setFixedHeight(int h);
+
+ // Widget coordinate mapping
+
+ QPoint mapToGlobal(const QPoint &) const;
+ QPoint mapFromGlobal(const QPoint &) const;
+ QPoint mapToParent(const QPoint &) const;
+ QPoint mapFromParent(const QPoint &) const;
+ QPoint mapTo(QWidget *, const QPoint &) const;
+ QPoint mapFrom(QWidget *, const QPoint &) const;
+
+ QWidget *window() const;
+ QWidget *nativeParentWidget() const;
+ inline QWidget *topLevelWidget() const { return window(); }
+
+ // Widget appearance functions
+ const QPalette &palette() const;
+ void setPalette(const QPalette &);
+
+ void setBackgroundRole(QPalette::ColorRole);
+ QPalette::ColorRole backgroundRole() const;
+
+ void setForegroundRole(QPalette::ColorRole);
+ QPalette::ColorRole foregroundRole() const;
+
+ const QFont &font() const;
+ void setFont(const QFont &);
+ QFontMetrics fontMetrics() const;
+ QFontInfo fontInfo() const;
+
+#ifndef QT_NO_CURSOR
+ QCursor cursor() const;
+ void setCursor(const QCursor &);
+ void unsetCursor();
+#endif
+
+ void setMouseTracking(bool enable);
+ bool hasMouseTracking() const;
+ bool underMouse() const;
+
+ void setMask(const QBitmap &);
+ void setMask(const QRegion &);
+ QRegion mask() const;
+ void clearMask();
+
+ 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));
+
+#ifndef QT_NO_GRAPHICSEFFECT
+ QGraphicsEffect *graphicsEffect() const;
+ void setGraphicsEffect(QGraphicsEffect *effect);
+#endif //QT_NO_GRAPHICSEFFECT
+
+ void grabGesture(Qt::GestureType type, Qt::GestureFlags flags = Qt::GestureFlags());
+ void ungrabGesture(Qt::GestureType type);
+
+public Q_SLOTS:
+ void setWindowTitle(const QString &);
+#ifndef QT_NO_STYLE_STYLESHEET
+ void setStyleSheet(const QString& styleSheet);
+#endif
+public:
+#ifndef QT_NO_STYLE_STYLESHEET
+ QString styleSheet() const;
+#endif
+ QString windowTitle() const;
+ void setWindowIcon(const QIcon &icon);
+ QIcon windowIcon() const;
+ void setWindowIconText(const QString &);
+ QString windowIconText() const;
+ void setWindowRole(const QString &);
+ QString windowRole() const;
+ void setWindowFilePath(const QString &filePath);
+ QString windowFilePath() const;
+
+ void setWindowOpacity(qreal level);
+ qreal windowOpacity() const;
+
+ bool isWindowModified() const;
+#ifndef QT_NO_TOOLTIP
+ void setToolTip(const QString &);
+ QString toolTip() const;
+#endif
+#ifndef QT_NO_STATUSTIP
+ void setStatusTip(const QString &);
+ QString statusTip() const;
+#endif
+#ifndef QT_NO_WHATSTHIS
+ void setWhatsThis(const QString &);
+ QString whatsThis() const;
+#endif
+#ifndef QT_NO_ACCESSIBILITY
+ QString accessibleName() const;
+ void setAccessibleName(const QString &name);
+ QString accessibleDescription() const;
+ void setAccessibleDescription(const QString &description);
+#endif
+
+ void setLayoutDirection(Qt::LayoutDirection direction);
+ Qt::LayoutDirection layoutDirection() const;
+ void unsetLayoutDirection();
+
+ void setLocale(const QLocale &locale);
+ QLocale locale() const;
+ void unsetLocale();
+
+ inline bool isRightToLeft() const { return layoutDirection() == Qt::RightToLeft; }
+ inline bool isLeftToRight() const { return layoutDirection() == Qt::LeftToRight; }
+
+public Q_SLOTS:
+ inline void setFocus() { setFocus(Qt::OtherFocusReason); }
+
+public:
+ bool isActiveWindow() const;
+ void activateWindow();
+ void clearFocus();
+
+ void setFocus(Qt::FocusReason reason);
+ Qt::FocusPolicy focusPolicy() const;
+ void setFocusPolicy(Qt::FocusPolicy policy);
+ bool hasFocus() const;
+ static void setTabOrder(QWidget *, QWidget *);
+ void setFocusProxy(QWidget *);
+ QWidget *focusProxy() const;
+ Qt::ContextMenuPolicy contextMenuPolicy() const;
+ void setContextMenuPolicy(Qt::ContextMenuPolicy policy);
+
+ // Grab functions
+ void grabMouse();
+#ifndef QT_NO_CURSOR
+ void grabMouse(const QCursor &);
+#endif
+ void releaseMouse();
+ void grabKeyboard();
+ void releaseKeyboard();
+#ifndef QT_NO_SHORTCUT
+ int grabShortcut(const QKeySequence &key, Qt::ShortcutContext context = Qt::WindowShortcut);
+ void releaseShortcut(int id);
+ void setShortcutEnabled(int id, bool enable = true);
+ void setShortcutAutoRepeat(int id, bool enable = true);
+#endif
+ static QWidget *mouseGrabber();
+ static QWidget *keyboardGrabber();
+
+ // Update/refresh functions
+ inline bool updatesEnabled() const;
+ void setUpdatesEnabled(bool enable);
+
+#if 0 //def Q_WS_QWS
+ void repaintUnclipped(const QRegion &, bool erase = true);
+#endif
+
+#ifndef QT_NO_GRAPHICSVIEW
+ QGraphicsProxyWidget *graphicsProxyWidget() const;
+#endif
+
+public Q_SLOTS:
+ void update();
+ void repaint();
+
+public:
+ inline void update(int x, int y, int w, int h);
+ void update(const QRect&);
+ void update(const QRegion&);
+
+ void repaint(int x, int y, int w, int h);
+ void repaint(const QRect &);
+ void repaint(const QRegion &);
+
+public Q_SLOTS:
+ // Widget management functions
+
+ virtual void setVisible(bool visible);
+ inline void setHidden(bool hidden) { setVisible(!hidden); }
+#ifndef Q_WS_WINCE
+ inline void show() { setVisible(true); }
+#else
+ void show();
+#endif
+ inline void hide() { setVisible(false); }
+ inline QT_MOC_COMPAT void setShown(bool shown) { setVisible(shown); }
+
+ void showMinimized();
+ void showMaximized();
+ void showFullScreen();
+ void showNormal();
+
+ bool close();
+ void raise();
+ void lower();
+
+public:
+ void stackUnder(QWidget*);
+ void move(int x, int y);
+ void move(const QPoint &);
+ void resize(int w, int h);
+ void resize(const QSize &);
+ inline void setGeometry(int x, int y, int w, int h);
+ void setGeometry(const QRect &);
+ QByteArray saveGeometry() const;
+ bool restoreGeometry(const QByteArray &geometry);
+ void adjustSize();
+ bool isVisible() const;
+ bool isVisibleTo(QWidget*) const;
+ // ### Qt 5: bool isVisibleTo(_const_ QWidget *) const
+ inline bool isHidden() const;
+
+ bool isMinimized() const;
+ bool isMaximized() const;
+ bool isFullScreen() const;
+
+ Qt::WindowStates windowState() const;
+ void setWindowState(Qt::WindowStates state);
+ void overrideWindowState(Qt::WindowStates state);
+
+ virtual QSize sizeHint() const;
+ virtual QSize minimumSizeHint() const;
+
+ QSizePolicy sizePolicy() const;
+ void setSizePolicy(QSizePolicy);
+ inline void setSizePolicy(QSizePolicy::Policy horizontal, QSizePolicy::Policy vertical);
+ virtual int heightForWidth(int) const;
+
+ QRegion visibleRegion() const;
+
+ void setContentsMargins(int left, int top, int right, int bottom);
+ void setContentsMargins(const QMargins &margins);
+ void getContentsMargins(int *left, int *top, int *right, int *bottom) const;
+ QMargins contentsMargins() const;
+
+ QRect contentsRect() const;
+
+public:
+ QLayout *layout() const;
+ void setLayout(QLayout *);
+ void updateGeometry();
+
+ void setParent(QWidget *parent);
+ void setParent(QWidget *parent, Qt::WindowFlags f);
+
+ void scroll(int dx, int dy);
+ void scroll(int dx, int dy, const QRect&);
+
+ // Misc. functions
+
+ QWidget *focusWidget() const;
+ QWidget *nextInFocusChain() const;
+ QWidget *previousInFocusChain() const;
+
+ // drag and drop
+ bool acceptDrops() const;
+ void setAcceptDrops(bool on);
+
+#ifndef QT_NO_ACTION
+ //actions
+ void addAction(QAction *action);
+ void addActions(QList<QAction*> actions);
+ void insertAction(QAction *before, QAction *action);
+ void insertActions(QAction *before, QList<QAction*> actions);
+ void removeAction(QAction *action);
+ QList<QAction*> actions() const;
+#endif
+
+ QWidget *parentWidget() const;
+
+ void setWindowFlags(Qt::WindowFlags type);
+ inline Qt::WindowFlags windowFlags() const;
+ void overrideWindowFlags(Qt::WindowFlags type);
+
+ inline Qt::WindowType windowType() const;
+
+ static QWidget *find(WId);
+#ifdef QT3_SUPPORT
+ static QT3_SUPPORT QWidgetMapper *wmapper();
+#endif
+ inline QWidget *childAt(int x, int y) const;
+ QWidget *childAt(const QPoint &p) const;
+
+#if defined(Q_WS_X11)
+ const QX11Info &x11Info() const;
+ Qt::HANDLE x11PictureHandle() const;
+#endif
+
+#if defined(Q_WS_MAC)
+ Qt::HANDLE macQDHandle() const;
+ Qt::HANDLE macCGHandle() const;
+#endif
+
+#if defined(Q_WS_WIN)
+ HDC getDC() const;
+ void releaseDC(HDC) const;
+#else
+ Qt::HANDLE handle() const;
+#endif
+
+ void setAttribute(Qt::WidgetAttribute, bool on = true);
+ inline bool testAttribute(Qt::WidgetAttribute) const;
+
+ QPaintEngine *paintEngine() const;
+
+ void ensurePolished() const;
+
+ QInputContext *inputContext();
+ void setInputContext(QInputContext *);
+
+ bool isAncestorOf(const QWidget *child) const;
+
+#ifdef QT_KEYPAD_NAVIGATION
+ bool hasEditFocus() const;
+ void setEditFocus(bool on);
+#endif
+
+ bool autoFillBackground() const;
+ void setAutoFillBackground(bool enabled);
+
+ void setWindowSurface(QWindowSurface *surface);
+ QWindowSurface *windowSurface() const;
+
+Q_SIGNALS:
+ void customContextMenuRequested(const QPoint &pos);
+
+protected:
+ // Event handlers
+ bool event(QEvent *);
+ virtual void mousePressEvent(QMouseEvent *);
+ virtual void mouseReleaseEvent(QMouseEvent *);
+ virtual void mouseDoubleClickEvent(QMouseEvent *);
+ virtual void mouseMoveEvent(QMouseEvent *);
+#ifndef QT_NO_WHEELEVENT
+ virtual void wheelEvent(QWheelEvent *);
+#endif
+ virtual void keyPressEvent(QKeyEvent *);
+ virtual void keyReleaseEvent(QKeyEvent *);
+ virtual void focusInEvent(QFocusEvent *);
+ virtual void focusOutEvent(QFocusEvent *);
+ virtual void enterEvent(QEvent *);
+ virtual void leaveEvent(QEvent *);
+ virtual void paintEvent(QPaintEvent *);
+ virtual void moveEvent(QMoveEvent *);
+ virtual void resizeEvent(QResizeEvent *);
+ virtual void closeEvent(QCloseEvent *);
+#ifndef QT_NO_CONTEXTMENU
+ virtual void contextMenuEvent(QContextMenuEvent *);
+#endif
+#ifndef QT_NO_TABLETEVENT
+ virtual void tabletEvent(QTabletEvent *);
+#endif
+#ifndef QT_NO_ACTION
+ virtual void actionEvent(QActionEvent *);
+#endif
+
+#ifndef QT_NO_DRAGANDDROP
+ virtual void dragEnterEvent(QDragEnterEvent *);
+ virtual void dragMoveEvent(QDragMoveEvent *);
+ virtual void dragLeaveEvent(QDragLeaveEvent *);
+ virtual void dropEvent(QDropEvent *);
+#endif
+
+ virtual void showEvent(QShowEvent *);
+ virtual void hideEvent(QHideEvent *);
+
+#if defined(Q_WS_MAC)
+ virtual bool macEvent(EventHandlerCallRef, EventRef);
+#endif
+#if defined(Q_WS_WIN)
+ virtual bool winEvent(MSG *message, long *result);
+#endif
+#if defined(Q_WS_X11)
+ virtual bool x11Event(XEvent *);
+#endif
+#if defined(Q_WS_QWS)
+ virtual bool qwsEvent(QWSEvent *);
+#endif
+
+ // Misc. protected functions
+ virtual void changeEvent(QEvent *);
+
+ int metric(PaintDeviceMetric) const;
+
+ virtual void inputMethodEvent(QInputMethodEvent *);
+public:
+ virtual QVariant inputMethodQuery(Qt::InputMethodQuery) const;
+
+ Qt::InputMethodHints inputMethodHints() const;
+ void setInputMethodHints(Qt::InputMethodHints hints);
+
+protected:
+ void resetInputContext();
+protected Q_SLOTS:
+ void updateMicroFocus();
+protected:
+
+ void create(WId = 0, bool initializeWindow = true,
+ bool destroyOldWindow = true);
+ void destroy(bool destroyWindow = true,
+ bool destroySubWindows = true);
+
+ virtual bool focusNextPrevChild(bool next);
+ inline bool focusNextChild() { return focusNextPrevChild(true); }
+ inline bool focusPreviousChild() { return focusNextPrevChild(false); }
+
+protected:
+ QWidget(QWidgetPrivate &d, QWidget* parent, Qt::WindowFlags f);
+private:
+
+ bool testAttribute_helper(Qt::WidgetAttribute) const;
+
+ QLayout *takeLayout();
+
+ friend class QBackingStoreDevice;
+ friend class QWidgetBackingStore;
+ friend class QApplication;
+ friend class QApplicationPrivate;
+ friend class QBaseApplication;
+ friend class QPainter;
+ friend class QPainterPrivate;
+ friend class QPixmap; // for QPixmap::fill()
+ friend class QFontMetrics;
+ friend class QFontInfo;
+ friend class QETWidget;
+ friend class QLayout;
+ friend class QWidgetItem;
+ friend class QWidgetItemV2;
+ friend class QGLContext;
+ friend class QGLWidget;
+ friend class QGLWindowSurface;
+ friend class QX11PaintEngine;
+ friend class QWin32PaintEngine;
+ friend class QShortcutPrivate;
+ friend class QShortcutMap;
+ friend class QWindowSurface;
+ friend class QGraphicsProxyWidget;
+ friend class QGraphicsProxyWidgetPrivate;
+ friend class QStyleSheetStyle;
+ friend struct QWidgetExceptionCleaner;
+ friend class QGestureManager;
+ friend class QWinNativePanGestureRecognizer;
+ friend class QWidgetEffectSourcePrivate;
+
+#ifdef Q_WS_MAC
+ friend class QCoreGraphicsPaintEnginePrivate;
+ friend QPoint qt_mac_posInWindow(const QWidget *w);
+ friend OSWindowRef qt_mac_window_for(const QWidget *w);
+ friend bool qt_mac_is_metal(const QWidget *w);
+ friend OSViewRef qt_mac_nativeview_for(const QWidget *w);
+ friend void qt_event_request_window_change(QWidget *widget);
+ friend bool qt_mac_sendMacEventToWidget(QWidget *widget, EventRef ref);
+#endif
+#ifdef Q_WS_QWS
+ friend class QWSBackingStore;
+ friend class QWSManager;
+ friend class QWSManagerPrivate;
+ friend class QDecoration;
+ friend class QWSWindowSurface;
+ friend class QScreen;
+ friend class QVNCScreen;
+ friend bool isWidgetOpaque(const QWidget *);
+ friend class QGLWidgetPrivate;
+#endif
+#ifdef Q_OS_SYMBIAN
+ friend class QSymbianControl;
+ friend class QS60WindowSurface;
+#endif
+#ifdef Q_WS_X11
+ friend void qt_net_update_user_time(QWidget *tlw, unsigned long timestamp);
+ friend void qt_net_remove_user_time(QWidget *tlw);
+#endif
+
+ friend Q_GUI_EXPORT QWidgetData *qt_qwidget_data(QWidget *widget);
+ friend Q_GUI_EXPORT QWidgetPrivate *qt_widget_private(QWidget *widget);
+
+private:
+ Q_DISABLE_COPY(QWidget)
+ Q_PRIVATE_SLOT(d_func(), void _q_showIfNotHidden())
+#ifdef Q_OS_SYMBIAN
+ Q_PRIVATE_SLOT(d_func(), void _q_delayedDestroy(WId winId))
+#endif
+
+ QWidgetData *data;
+
+#ifdef QT3_SUPPORT
+public:
+ inline QT3_SUPPORT bool isUpdatesEnabled() const { return updatesEnabled(); }
+ QT3_SUPPORT QStyle *setStyle(const QString&);
+ inline QT3_SUPPORT bool isVisibleToTLW() const;
+ QT3_SUPPORT QRect visibleRect() const;
+ inline QT3_SUPPORT void iconify() { showMinimized(); }
+ inline QT3_SUPPORT void constPolish() const { ensurePolished(); }
+ inline QT3_SUPPORT void polish() { ensurePolished(); }
+ inline QT3_SUPPORT void reparent(QWidget *parent, Qt::WindowFlags f, const QPoint &p, bool showIt=false)
+ { setParent(parent, f); setGeometry(p.x(),p.y(),width(),height()); if (showIt) show(); }
+ inline QT3_SUPPORT void reparent(QWidget *parent, const QPoint &p, bool showIt=false)
+ { setParent(parent, windowFlags() & ~Qt::WindowType_Mask); setGeometry(p.x(),p.y(),width(),height()); if (showIt) show(); }
+ inline QT3_SUPPORT void recreate(QWidget *parent, Qt::WindowFlags f, const QPoint & p, bool showIt=false)
+ { setParent(parent, f); setGeometry(p.x(),p.y(),width(),height()); if (showIt) show(); }
+ inline QT3_SUPPORT void setSizePolicy(QSizePolicy::Policy hor, QSizePolicy::Policy ver, bool hfw)
+ { QSizePolicy sp(hor, ver); sp.setHeightForWidth(hfw); setSizePolicy(sp);}
+ inline QT3_SUPPORT bool hasMouse() const { return testAttribute(Qt::WA_UnderMouse); }
+#ifndef QT_NO_CURSOR
+ inline QT3_SUPPORT bool ownCursor() const { return testAttribute(Qt::WA_SetCursor); }
+#endif
+ inline QT3_SUPPORT bool ownFont() const { return testAttribute(Qt::WA_SetFont); }
+ inline QT3_SUPPORT void unsetFont() { setFont(QFont()); }
+ inline QT3_SUPPORT bool ownPalette() const { return testAttribute(Qt::WA_SetPalette); }
+ inline QT3_SUPPORT void unsetPalette() { setPalette(QPalette()); }
+ Qt::BackgroundMode QT3_SUPPORT backgroundMode() const;
+ void QT3_SUPPORT setBackgroundMode(Qt::BackgroundMode, Qt::BackgroundMode = Qt::PaletteBackground);
+ const QT3_SUPPORT QColor &eraseColor() const;
+ void QT3_SUPPORT setEraseColor(const QColor &);
+ const QT3_SUPPORT QColor &foregroundColor() const;
+ const QT3_SUPPORT QPixmap *erasePixmap() const;
+ void QT3_SUPPORT setErasePixmap(const QPixmap &);
+ const QT3_SUPPORT QColor &paletteForegroundColor() const;
+ void QT3_SUPPORT setPaletteForegroundColor(const QColor &);
+ const QT3_SUPPORT QColor &paletteBackgroundColor() const;
+ void QT3_SUPPORT setPaletteBackgroundColor(const QColor &);
+ const QT3_SUPPORT QPixmap *paletteBackgroundPixmap() const;
+ void QT3_SUPPORT setPaletteBackgroundPixmap(const QPixmap &);
+ const QT3_SUPPORT QBrush& backgroundBrush() const;
+ const QT3_SUPPORT QColor &backgroundColor() const;
+ const QT3_SUPPORT QPixmap *backgroundPixmap() const;
+ void QT3_SUPPORT setBackgroundPixmap(const QPixmap &);
+ QT3_SUPPORT void setBackgroundColor(const QColor &);
+ QT3_SUPPORT QColorGroup colorGroup() const;
+ QT3_SUPPORT QWidget *parentWidget(bool sameWindow) const;
+ inline QT3_SUPPORT void setKeyCompression(bool b) { setAttribute(Qt::WA_KeyCompression, b); }
+ inline QT3_SUPPORT void setFont(const QFont &f, bool) { setFont(f); }
+ inline QT3_SUPPORT void setPalette(const QPalette &p, bool) { setPalette(p); }
+ enum BackgroundOrigin { WidgetOrigin, ParentOrigin, WindowOrigin, AncestorOrigin };
+ inline QT3_SUPPORT void setBackgroundOrigin(BackgroundOrigin) {}
+ inline QT3_SUPPORT BackgroundOrigin backgroundOrigin() const { return WindowOrigin; }
+ inline QT3_SUPPORT QPoint backgroundOffset() const { return QPoint(); }
+ inline QT3_SUPPORT void repaint(bool) { repaint(); }
+ inline QT3_SUPPORT void repaint(int x, int y, int w, int h, bool) { repaint(x,y,w,h); }
+ inline QT3_SUPPORT void repaint(const QRect &r, bool) { repaint(r); }
+ inline QT3_SUPPORT void repaint(const QRegion &rgn, bool) { repaint(rgn); }
+ QT3_SUPPORT void erase();
+ inline QT3_SUPPORT void erase(int x, int y, int w, int h) { erase_helper(x, y, w, h); }
+ QT3_SUPPORT void erase(const QRect &);
+ QT3_SUPPORT void erase(const QRegion &);
+ QT3_SUPPORT void drawText(const QPoint &p, const QString &s)
+ { drawText_helper(p.x(), p.y(), s); }
+ inline QT3_SUPPORT void drawText(int x, int y, const QString &s)
+ { drawText_helper(x, y, s); }
+ QT3_SUPPORT bool close(bool);
+ inline QT3_SUPPORT QWidget *childAt(int x, int y, bool includeThis) const
+ {
+ QWidget *w = childAt(x, y);
+ return w ? w : ((includeThis && rect().contains(x,y))?const_cast<QWidget*>(this):0);
+ }
+ inline QT3_SUPPORT QWidget *childAt(const QPoint &p, bool includeThis) const
+ {
+ QWidget *w = childAt(p);
+ return w ? w : ((includeThis && rect().contains(p))?const_cast<QWidget*>(this):0);
+ }
+ inline QT3_SUPPORT void setCaption(const QString &c) { setWindowTitle(c); }
+ QT3_SUPPORT void setIcon(const QPixmap &i);
+ inline QT3_SUPPORT void setIconText(const QString &it) { setWindowIconText(it); }
+ inline QT3_SUPPORT QString caption() const { return windowTitle(); }
+ QT3_SUPPORT const QPixmap *icon() const;
+ inline QT3_SUPPORT QString iconText() const { return windowIconText(); }
+ inline QT3_SUPPORT void setInputMethodEnabled(bool b) { setAttribute(Qt::WA_InputMethodEnabled, b); }
+ inline QT3_SUPPORT bool isInputMethodEnabled() const { return testAttribute(Qt::WA_InputMethodEnabled); }
+ inline QT3_SUPPORT void setActiveWindow() { activateWindow(); }
+ inline QT3_SUPPORT bool isShown() const { return !isHidden(); }
+ inline QT3_SUPPORT bool isDialog() const { return windowType() == Qt::Dialog; }
+ inline QT3_SUPPORT bool isPopup() const { return windowType() == Qt::Popup; }
+ inline QT3_SUPPORT bool isDesktop() const { return windowType() == Qt::Desktop; }
+
+
+private:
+ void drawText_helper(int x, int y, const QString &);
+ void erase_helper(int x, int y, int w, int h);
+#endif // QT3_SUPPORT
+
+protected:
+ virtual void styleChange(QStyle&); // compat
+ virtual void enabledChange(bool); // compat
+ virtual void paletteChange(const QPalette &); // compat
+ virtual void fontChange(const QFont &); // compat
+ virtual void windowActivationChange(bool); // compat
+ virtual void languageChange(); // compat
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(QWidget::RenderFlags)
+
+#if defined Q_CC_MSVC && _MSC_VER < 1300
+template <> inline QWidget *qobject_cast_helper<QWidget*>(QObject *o, QWidget *)
+{
+ if (!o || !o->isWidgetType()) return 0;
+ return (QWidget*)(o);
+}
+#else
+template <> inline QWidget *qobject_cast<QWidget*>(QObject *o)
+{
+ if (!o || !o->isWidgetType()) return 0;
+ return static_cast<QWidget*>(o);
+}
+template <> inline const QWidget *qobject_cast<const QWidget*>(const QObject *o)
+{
+ if (!o || !o->isWidgetType()) return 0;
+ return static_cast<const QWidget*>(o);
+}
+#endif
+
+inline QWidget *QWidget::childAt(int ax, int ay) const
+{ return childAt(QPoint(ax, ay)); }
+
+inline Qt::WindowType QWidget::windowType() const
+{ return static_cast<Qt::WindowType>(int(data->window_flags & Qt::WindowType_Mask)); }
+inline Qt::WindowFlags QWidget::windowFlags() const
+{ return data->window_flags; }
+
+inline bool QWidget::isTopLevel() const
+{ return (windowType() & Qt::Window); }
+
+inline bool QWidget::isWindow() const
+{ return (windowType() & Qt::Window); }
+
+inline bool QWidget::isEnabled() const
+{ return !testAttribute(Qt::WA_Disabled); }
+
+inline bool QWidget::isModal() const
+{ return data->window_modality != Qt::NonModal; }
+
+inline bool QWidget::isEnabledToTLW() const
+{ return isEnabled(); }
+
+inline int QWidget::minimumWidth() const
+{ return minimumSize().width(); }
+
+inline int QWidget::minimumHeight() const
+{ return minimumSize().height(); }
+
+inline int QWidget::maximumWidth() const
+{ return maximumSize().width(); }
+
+inline int QWidget::maximumHeight() const
+{ return maximumSize().height(); }
+
+inline void QWidget::setMinimumSize(const QSize &s)
+{ setMinimumSize(s.width(),s.height()); }
+
+inline void QWidget::setMaximumSize(const QSize &s)
+{ setMaximumSize(s.width(),s.height()); }
+
+inline void QWidget::setSizeIncrement(const QSize &s)
+{ setSizeIncrement(s.width(),s.height()); }
+
+inline void QWidget::setBaseSize(const QSize &s)
+{ setBaseSize(s.width(),s.height()); }
+
+inline const QFont &QWidget::font() const
+{ return data->fnt; }
+
+inline QFontMetrics QWidget::fontMetrics() const
+{ return QFontMetrics(data->fnt); }
+
+inline QFontInfo QWidget::fontInfo() const
+{ return QFontInfo(data->fnt); }
+
+inline void QWidget::setMouseTracking(bool enable)
+{ setAttribute(Qt::WA_MouseTracking, enable); }
+
+inline bool QWidget::hasMouseTracking() const
+{ return testAttribute(Qt::WA_MouseTracking); }
+
+inline bool QWidget::underMouse() const
+{ return testAttribute(Qt::WA_UnderMouse); }
+
+inline bool QWidget::updatesEnabled() const
+{ return !testAttribute(Qt::WA_UpdatesDisabled); }
+
+inline void QWidget::update(int ax, int ay, int aw, int ah)
+{ update(QRect(ax, ay, aw, ah)); }
+
+inline bool QWidget::isVisible() const
+{ return testAttribute(Qt::WA_WState_Visible); }
+
+inline bool QWidget::isHidden() const
+{ return testAttribute(Qt::WA_WState_Hidden); }
+
+inline void QWidget::move(int ax, int ay)
+{ move(QPoint(ax, ay)); }
+
+inline void QWidget::resize(int w, int h)
+{ resize(QSize(w, h)); }
+
+inline void QWidget::setGeometry(int ax, int ay, int aw, int ah)
+{ setGeometry(QRect(ax, ay, aw, ah)); }
+
+inline QRect QWidget::rect() const
+{ return QRect(0,0,data->crect.width(),data->crect.height()); }
+
+inline const QRect &QWidget::geometry() const
+{ return data->crect; }
+
+inline QSize QWidget::size() const
+{ return data->crect.size(); }
+
+inline int QWidget::width() const
+{ return data->crect.width(); }
+
+inline int QWidget::height() const
+{ return data->crect.height(); }
+
+inline QWidget *QWidget::parentWidget() const
+{ return static_cast<QWidget *>(QObject::parent()); }
+
+inline void QWidget::setSizePolicy(QSizePolicy::Policy hor, QSizePolicy::Policy ver)
+{ setSizePolicy(QSizePolicy(hor, ver)); }
+
+inline bool QWidget::testAttribute(Qt::WidgetAttribute attribute) const
+{
+ if (attribute < int(8*sizeof(uint)))
+ return data->widget_attributes & (1<<attribute);
+ return testAttribute_helper(attribute);
+}
+
+#ifdef QT3_SUPPORT
+inline bool QWidget::isVisibleToTLW() const
+{ return isVisible(); }
+inline QWidget *QWidget::parentWidget(bool sameWindow) const
+{
+ if (sameWindow && isWindow())
+ return 0;
+ return static_cast<QWidget *>(QObject::parent());
+}
+inline QColorGroup QWidget::colorGroup() const
+{ return QColorGroup(palette()); }
+inline void QWidget::setPaletteForegroundColor(const QColor &c)
+{ QPalette p = palette(); p.setColor(foregroundRole(), c); setPalette(p); }
+inline const QBrush& QWidget::backgroundBrush() const { return palette().brush(backgroundRole()); }
+inline void QWidget::setBackgroundPixmap(const QPixmap &pm)
+{ QPalette p = palette(); p.setBrush(backgroundRole(), QBrush(pm)); setPalette(p); }
+inline const QPixmap *QWidget::backgroundPixmap() const { return 0; }
+inline void QWidget::setBackgroundColor(const QColor &c)
+{ QPalette p = palette(); p.setColor(backgroundRole(), c); setPalette(p); }
+inline const QColor & QWidget::backgroundColor() const { return palette().color(backgroundRole()); }
+inline const QColor &QWidget::foregroundColor() const { return palette().color(foregroundRole());}
+inline const QColor &QWidget::eraseColor() const { return palette().color(backgroundRole()); }
+inline void QWidget::setEraseColor(const QColor &c)
+{ QPalette p = palette(); p.setColor(backgroundRole(), c); setPalette(p); }
+inline const QPixmap *QWidget::erasePixmap() const { return 0; }
+inline void QWidget::setErasePixmap(const QPixmap &pm)
+{ QPalette p = palette(); p.setBrush(backgroundRole(), QBrush(pm)); setPalette(p); }
+inline const QColor &QWidget::paletteForegroundColor() const { return palette().color(foregroundRole());}
+inline const QColor &QWidget::paletteBackgroundColor() const { return palette().color(backgroundRole()); }
+inline void QWidget::setPaletteBackgroundColor(const QColor &c)
+{ QPalette p = palette(); p.setColor(backgroundRole(), c); setPalette(p); }
+inline const QPixmap *QWidget::paletteBackgroundPixmap() const
+{ return 0; }
+inline void QWidget::setPaletteBackgroundPixmap(const QPixmap &pm)
+{ QPalette p = palette(); p.setBrush(backgroundRole(), QBrush(pm)); setPalette(p); }
+inline QT3_SUPPORT void QWidget::erase() { erase_helper(0, 0, data->crect.width(), data->crect.height()); }
+inline QT3_SUPPORT void QWidget::erase(const QRect &r) { erase_helper(r.x(), r.y(), r.width(), r.height()); }
+#endif
+
+#define QWIDGETSIZE_MAX ((1<<24)-1)
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QWIDGET_H