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Diffstat (limited to 'src/corelib/kernel/qcoreevent.h')
| -rw-r--r-- | src/corelib/kernel/qcoreevent.h | 396 |
1 files changed, 396 insertions, 0 deletions
diff --git a/src/corelib/kernel/qcoreevent.h b/src/corelib/kernel/qcoreevent.h new file mode 100644 index 0000000000..c9d311ae35 --- /dev/null +++ b/src/corelib/kernel/qcoreevent.h @@ -0,0 +1,396 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QCOREEVENT_H +#define QCOREEVENT_H + +#include <QtCore/qnamespace.h> +#include <QtCore/qbytearray.h> +#include <QtCore/qobjectdefs.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Core) + +class QEventPrivate; +class Q_CORE_EXPORT QEvent // event base class +{ + Q_GADGET + QDOC_PROPERTY(bool accepted READ isAccepted WRITE setAccepted) + Q_ENUMS(Type) +public: + enum Type { + /* + If you get a strange compiler error on the line with None, + it's probably because you're also including X11 headers, + which #define the symbol None. Put the X11 includes after + the Qt includes to solve this problem. + */ + None = 0, // invalid event + Timer = 1, // timer event + MouseButtonPress = 2, // mouse button pressed + MouseButtonRelease = 3, // mouse button released + MouseButtonDblClick = 4, // mouse button double click + MouseMove = 5, // mouse move + KeyPress = 6, // key pressed + KeyRelease = 7, // key released + FocusIn = 8, // keyboard focus received + FocusOut = 9, // keyboard focus lost + Enter = 10, // mouse enters widget + Leave = 11, // mouse leaves widget + Paint = 12, // paint widget + Move = 13, // move widget + Resize = 14, // resize widget + Create = 15, // after widget creation + Destroy = 16, // during widget destruction + Show = 17, // widget is shown + Hide = 18, // widget is hidden + Close = 19, // request to close widget + Quit = 20, // request to quit application + ParentChange = 21, // widget has been reparented + ParentAboutToChange = 131, // sent just before the parent change is done +#ifdef QT3_SUPPORT + Reparent = ParentChange, +#endif + ThreadChange = 22, // object has changed threads + WindowActivate = 24, // window was activated + WindowDeactivate = 25, // window was deactivated + ShowToParent = 26, // widget is shown to parent + HideToParent = 27, // widget is hidden to parent + Wheel = 31, // wheel event + WindowTitleChange = 33, // window title changed + WindowIconChange = 34, // icon changed + ApplicationWindowIconChange = 35, // application icon changed + ApplicationFontChange = 36, // application font changed + ApplicationLayoutDirectionChange = 37, // application layout direction changed + ApplicationPaletteChange = 38, // application palette changed + PaletteChange = 39, // widget palette changed + Clipboard = 40, // internal clipboard event + Speech = 42, // reserved for speech input + MetaCall = 43, // meta call event + SockAct = 50, // socket activation + WinEventAct = 132, // win event activation + DeferredDelete = 52, // deferred delete event + DragEnter = 60, // drag moves into widget + DragMove = 61, // drag moves in widget + DragLeave = 62, // drag leaves or is cancelled + Drop = 63, // actual drop + DragResponse = 64, // drag accepted/rejected + ChildAdded = 68, // new child widget + ChildPolished = 69, // polished child widget +#ifdef QT3_SUPPORT + ChildInsertedRequest = 67, // send ChildInserted compatibility events to receiver + ChildInserted = 70, // compatibility child inserted + LayoutHint = 72, // compatibility relayout request +#endif + ChildRemoved = 71, // deleted child widget + ShowWindowRequest = 73, // widget's window should be mapped + PolishRequest = 74, // widget should be polished + Polish = 75, // widget is polished + LayoutRequest = 76, // widget should be relayouted + UpdateRequest = 77, // widget should be repainted + UpdateLater = 78, // request update() later + + EmbeddingControl = 79, // ActiveX embedding + ActivateControl = 80, // ActiveX activation + DeactivateControl = 81, // ActiveX deactivation + ContextMenu = 82, // context popup menu + InputMethod = 83, // input method + AccessibilityPrepare = 86, // accessibility information is requested + TabletMove = 87, // Wacom tablet event + LocaleChange = 88, // the system locale changed + LanguageChange = 89, // the application language changed + LayoutDirectionChange = 90, // the layout direction changed + Style = 91, // internal style event + TabletPress = 92, // tablet press + TabletRelease = 93, // tablet release + OkRequest = 94, // CE (Ok) button pressed + HelpRequest = 95, // CE (?) button pressed + + IconDrag = 96, // proxy icon dragged + + FontChange = 97, // font has changed + EnabledChange = 98, // enabled state has changed + ActivationChange = 99, // window activation has changed + StyleChange = 100, // style has changed + IconTextChange = 101, // icon text has changed + ModifiedChange = 102, // modified state has changed + MouseTrackingChange = 109, // mouse tracking state has changed + + WindowBlocked = 103, // window is about to be blocked modally + WindowUnblocked = 104, // windows modal blocking has ended + WindowStateChange = 105, + + ToolTip = 110, + WhatsThis = 111, + StatusTip = 112, + + ActionChanged = 113, + ActionAdded = 114, + ActionRemoved = 115, + + FileOpen = 116, // file open request + + Shortcut = 117, // shortcut triggered + ShortcutOverride = 51, // shortcut override request + +#ifdef QT3_SUPPORT + Accel = 30, // accelerator event + AccelAvailable = 32, // accelerator available event + AccelOverride = ShortcutOverride, // accelerator override event +#endif + + WhatsThisClicked = 118, + +#ifdef QT3_SUPPORT + CaptionChange = WindowTitleChange, + IconChange = WindowIconChange, +#endif + ToolBarChange = 120, // toolbar visibility toggled + + ApplicationActivate = 121, // application has been changed to active + ApplicationActivated = ApplicationActivate, // deprecated + ApplicationDeactivate = 122, // application has been changed to inactive + ApplicationDeactivated = ApplicationDeactivate, // deprecated + + QueryWhatsThis = 123, // query what's this widget help + EnterWhatsThisMode = 124, + LeaveWhatsThisMode = 125, + + ZOrderChange = 126, // child widget has had its z-order changed + + HoverEnter = 127, // mouse cursor enters a hover widget + HoverLeave = 128, // mouse cursor leaves a hover widget + HoverMove = 129, // mouse cursor move inside a hover widget + + AccessibilityHelp = 119, // accessibility help text request + AccessibilityDescription = 130, // accessibility description text request + + // last event id used = 132 + +#ifdef QT_KEYPAD_NAVIGATION + EnterEditFocus = 150, // enter edit mode in keypad navigation + LeaveEditFocus = 151, // enter edit mode in keypad navigation +#endif + AcceptDropsChange = 152, + + MenubarUpdated = 153, // Support event for Q3MainWindow, which needs to + // knwow when QMenubar is updated. + + ZeroTimerEvent = 154, // Used for Windows Zero timer events + + GraphicsSceneMouseMove = 155, // GraphicsView + GraphicsSceneMousePress = 156, + GraphicsSceneMouseRelease = 157, + GraphicsSceneMouseDoubleClick = 158, + GraphicsSceneContextMenu = 159, + GraphicsSceneHoverEnter = 160, + GraphicsSceneHoverMove = 161, + GraphicsSceneHoverLeave = 162, + GraphicsSceneHelp = 163, + GraphicsSceneDragEnter = 164, + GraphicsSceneDragMove = 165, + GraphicsSceneDragLeave = 166, + GraphicsSceneDrop = 167, + GraphicsSceneWheel = 168, + + KeyboardLayoutChange = 169, // keyboard layout changed + + DynamicPropertyChange = 170, // A dynamic property was changed through setProperty/property + + TabletEnterProximity = 171, + TabletLeaveProximity = 172, + + NonClientAreaMouseMove = 173, + NonClientAreaMouseButtonPress = 174, + NonClientAreaMouseButtonRelease = 175, + NonClientAreaMouseButtonDblClick = 176, + + MacSizeChange = 177, // when the Qt::WA_Mac{Normal,Small,Mini}Size changes + + ContentsRectChange = 178, // sent by QWidget::setContentsMargins (internal) + + MacGLWindowChange = 179, // Internal! the window of the GLWidget has changed + + FutureCallOut = 180, + + GraphicsSceneResize = 181, + GraphicsSceneMove = 182, + + CursorChange = 183, + ToolTipChange = 184, + + NetworkReplyUpdated = 185, // Internal for QNetworkReply + + GrabMouse = 186, + UngrabMouse = 187, + GrabKeyboard = 188, + UngrabKeyboard = 189, + MacGLClearDrawable = 191, // Internal Cocoa, the window has changed, so we must clear + + StateMachineSignal = 192, + StateMachineWrapped = 193, + + TouchBegin = 194, + TouchUpdate = 195, + TouchEnd = 196, + +#ifndef QT_NO_GESTURES + NativeGesture = 197, // Internal for platform gesture support +#endif + RequestSoftwareInputPanel = 199, + CloseSoftwareInputPanel = 200, + + UpdateSoftKeys = 201, // Internal for compressing soft key updates + + WinIdChange = 203, +#ifndef QT_NO_GESTURES + Gesture = 198, + GestureOverride = 202, +#endif + ScrollPrepare = 204, + Scroll = 205, + + // 512 reserved for Qt Jambi's MetaCall event + // 513 reserved for Qt Jambi's DeleteOnMainThread event + + User = 1000, // first user event id + MaxUser = 65535 // last user event id + }; + + QEvent(Type type); + virtual ~QEvent(); + inline Type type() const { return static_cast<Type>(t); } + inline bool spontaneous() const { return spont; } + + inline void setAccepted(bool accepted) { m_accept = accepted; } + inline bool isAccepted() const { return m_accept; } + + inline void accept() { m_accept = true; } + inline void ignore() { m_accept = false; } + + static int registerEventType(int hint = -1); + +protected: + QEventPrivate *d; + ushort t; + +private: + ushort posted : 1; + ushort spont : 1; + ushort m_accept : 1; + ushort reserved : 13; + + friend class QCoreApplication; + friend class QCoreApplicationPrivate; + friend class QThreadData; + friend class QApplication; + friend class QApplicationPrivate; + friend class Q3AccelManager; + friend class QShortcutMap; + friend class QETWidget; + friend class QGraphicsView; + friend class QGraphicsViewPrivate; + friend class QGraphicsScene; + friend class QGraphicsScenePrivate; +#ifndef QT_NO_GESTURES + friend class QGestureManager; +#endif +}; + +class Q_CORE_EXPORT QTimerEvent : public QEvent +{ +public: + QTimerEvent( int timerId ); + ~QTimerEvent(); + int timerId() const { return id; } +protected: + int id; +}; + +class QObject; + +class Q_CORE_EXPORT QChildEvent : public QEvent +{ +public: + QChildEvent( Type type, QObject *child ); + ~QChildEvent(); + QObject *child() const { return c; } + bool added() const { return type() == ChildAdded; } +#ifdef QT3_SUPPORT + QT3_SUPPORT bool inserted() const { return type() == ChildInserted; } +#endif + bool polished() const { return type() == ChildPolished; } + bool removed() const { return type() == ChildRemoved; } +protected: + QObject *c; +}; + +#ifdef QT3_SUPPORT +class Q_CORE_EXPORT QCustomEvent : public QEvent +{ +public: + QT3_SUPPORT_CONSTRUCTOR QCustomEvent(int type, void *data = 0); + ~QCustomEvent(); + QT3_SUPPORT void *data() const { return d; } + QT3_SUPPORT void setData(void* aData) { d = reinterpret_cast<QEventPrivate *>(aData); } +}; +#endif + +class Q_CORE_EXPORT QDynamicPropertyChangeEvent : public QEvent +{ +public: + QDynamicPropertyChangeEvent(const QByteArray &name); + ~QDynamicPropertyChangeEvent(); + + inline QByteArray propertyName() const { return n; } + +private: + QByteArray n; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QCOREEVENT_H |