qmenu.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** 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 General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 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 GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
- **
- ** Qt for Windows(R) Licensees
- ** As a special exception, Nokia, as the sole copyright holder for Qt
- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
- **
- ** If you are unsure which license is appropriate for your use, please
- ** contact the sales department at qt-sales@nokia.com.
- **
- ****************************************************************************/
- #ifndef QMENU_H
- #define QMENU_H
- #include <QtGui/qwidget.h>
- #include <QtCore/qstring.h>
- #include <QtGui/qicon.h>
- #include <QtGui/qaction.h>
- #ifdef QT3_SUPPORT
- #include <QtGui/qpixmap.h>
- #endif
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- #ifndef QT_NO_MENU
- class QMenuPrivate;
- class QStyleOptionMenuItem;
- #ifdef QT3_SUPPORT
- class QMenuItem;
- #endif
- class Q_GUI_EXPORT QMenu : public QWidget
- {
- private:
- Q_OBJECT
- Q_DECLARE_PRIVATE(QMenu)
- Q_PROPERTY(bool tearOffEnabled READ isTearOffEnabled WRITE setTearOffEnabled)
- Q_PROPERTY(QString title READ title WRITE setTitle)
- Q_PROPERTY(QIcon icon READ icon WRITE setIcon)
- Q_PROPERTY(bool separatorsCollapsible READ separatorsCollapsible WRITE setSeparatorsCollapsible)
- public:
- explicit QMenu(QWidget *parent = 0);
- explicit QMenu(const QString &title, QWidget *parent = 0);
- ~QMenu();
- #ifdef Q_NO_USING_KEYWORD
- inline void addAction(QAction *action) { QWidget::addAction(action); }
- #else
- using QWidget::addAction;
- #endif
- QAction *addAction(const QString &text);
- QAction *addAction(const QIcon &icon, const QString &text);
- QAction *addAction(const QString &text, const QObject *receiver, const char* member, const QKeySequence &shortcut = 0);
- QAction *addAction(const QIcon &icon, const QString &text, const QObject *receiver, const char* member, const QKeySequence &shortcut = 0);
- QAction *addMenu(QMenu *menu);
- QMenu *addMenu(const QString &title);
- QMenu *addMenu(const QIcon &icon, const QString &title);
- QAction *addSeparator();
- QAction *insertMenu(QAction *before, QMenu *menu);
- QAction *insertSeparator(QAction *before);
- bool isEmpty() const;
- void clear();
- void setTearOffEnabled(bool);
- bool isTearOffEnabled() const;
- bool isTearOffMenuVisible() const;
- void hideTearOffMenu();
- void setDefaultAction(QAction *);
- QAction *defaultAction() const;
- void setActiveAction(QAction *act);
- QAction *activeAction() const;
- void popup(const QPoint &pos, QAction *at=0);
- QAction *exec();
- QAction *exec(const QPoint &pos, QAction *at=0);
- static QAction *exec(QList<QAction*> actions, const QPoint &pos, QAction *at=0);
- QSize sizeHint() const;
- QRect actionGeometry(QAction *) const;
- QAction *actionAt(const QPoint &) const;
- QAction *menuAction() const;
- QString title() const;
- void setTitle(const QString &title);
- QIcon icon() const;
- void setIcon(const QIcon &icon);
- void setNoReplayFor(QWidget *widget);
- #ifdef Q_WS_MAC
- MenuRef macMenu(MenuRef merge=0);
- #endif
- #ifdef Q_OS_WINCE
- HMENU wceMenu(bool create = false);
- #endif
- bool separatorsCollapsible() const;
- void setSeparatorsCollapsible(bool collapse);
- Q_SIGNALS:
- void aboutToShow();
- void aboutToHide();
- void triggered(QAction *action);
- void hovered(QAction *action);
- protected:
- int columnCount() const;
- void changeEvent(QEvent *);
- void keyPressEvent(QKeyEvent *);
- void mouseReleaseEvent(QMouseEvent *);
- void mousePressEvent(QMouseEvent *);
- void mouseMoveEvent(QMouseEvent *);
- void wheelEvent(QWheelEvent *);
- void enterEvent(QEvent *);
- void leaveEvent(QEvent *);
- void hideEvent(QHideEvent *);
- void paintEvent(QPaintEvent *);
- void actionEvent(QActionEvent *);
- void timerEvent(QTimerEvent *);
- bool event(QEvent *);
- bool focusNextPrevChild(bool next);
- void initStyleOption(QStyleOptionMenuItem *option, const QAction *action) const;
- #ifdef Q_OS_WINCE
- QAction* wceCommands(uint command);
- #endif
- private Q_SLOTS:
- void internalSetSloppyAction();
- void internalDelayedPopup();
- private:
- Q_PRIVATE_SLOT(d_func(), void _q_actionTriggered())
- Q_PRIVATE_SLOT(d_func(), void _q_actionHovered())
- Q_PRIVATE_SLOT(d_func(), void _q_overrideMenuActionDestroyed())
- #ifdef QT3_SUPPORT
- public:
- //menudata
- inline QT3_SUPPORT uint count() const { return actions().count(); }
- inline QT3_SUPPORT int insertItem(const QString &text, const QObject *receiver, const char* member,
- const QKeySequence& shortcut = 0, int id = -1, int index = -1) {
- return insertAny(0, &text, receiver, member, &shortcut, 0, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QIcon& icon, const QString &text,
- const QObject *receiver, const char* member,
- const QKeySequence& shortcut = 0, int id = -1, int index = -1) {
- return insertAny(&icon, &text, receiver, member, &shortcut, 0, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QPixmap &pixmap, const QObject *receiver, const char* member,
- const QKeySequence& shortcut = 0, int id = -1, int index = -1) {
- QIcon icon(pixmap);
- return insertAny(&icon, 0, receiver, member, &shortcut, 0, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QString &text, int id=-1, int index=-1) {
- return insertAny(0, &text, 0, 0, 0, 0, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QIcon& icon, const QString &text, int id=-1, int index=-1) {
- return insertAny(&icon, &text, 0, 0, 0, 0, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QString &text, QMenu *popup, int id=-1, int index=-1) {
- return insertAny(0, &text, 0, 0, 0, popup, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QIcon& icon, const QString &text, QMenu *popup, int id=-1, int index=-1) {
- return insertAny(&icon, &text, 0, 0, 0, popup, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QPixmap &pixmap, int id=-1, int index=-1) {
- QIcon icon(pixmap);
- return insertAny(&icon, 0, 0, 0, 0, 0, id, index);
- }
- inline QT3_SUPPORT int insertItem(const QPixmap &pixmap, QMenu *popup, int id=-1, int index=-1) {
- QIcon icon(pixmap);
- return insertAny(&icon, 0, 0, 0, 0, popup, id, index);
- }
- QT3_SUPPORT int insertItem(QMenuItem *item, int id=-1, int index=-1);
- QT3_SUPPORT int insertSeparator(int index=-1);
- inline QT3_SUPPORT void removeItem(int id) {
- if(QAction *act = findActionForId(id))
- removeAction(act); }
- inline QT3_SUPPORT void removeItemAt(int index) {
- if(QAction *act = actions().value(index))
- removeAction(act); }
- #ifndef QT_NO_SHORTCUT
- inline QT3_SUPPORT QKeySequence accel(int id) const {
- if(QAction *act = findActionForId(id))
- return act->shortcut();
- return QKeySequence(); }
- inline QT3_SUPPORT void setAccel(const QKeySequence& key, int id) {
- if(QAction *act = findActionForId(id))
- act->setShortcut(key);
- }
- #endif
- inline QT3_SUPPORT QIcon iconSet(int id) const {
- if(QAction *act = findActionForId(id))
- return act->icon();
- return QIcon(); }
- inline QT3_SUPPORT QString text(int id) const {
- if(QAction *act = findActionForId(id))
- return act->text();
- return QString(); }
- inline QT3_SUPPORT QPixmap pixmap(int id) const {
- if(QAction *act = findActionForId(id))
- return act->icon().pixmap(QSize(22, 22));
- return QPixmap(); }
- inline QT3_SUPPORT void setWhatsThis(int id, const QString &w) {
- if(QAction *act = findActionForId(id))
- act->setWhatsThis(w); }
- inline QT3_SUPPORT QString whatsThis(int id) const {
- if(QAction *act = findActionForId(id))
- return act->whatsThis();
- return QString(); }
- inline QT3_SUPPORT void changeItem(int id, const QString &text) {
- if(QAction *act = findActionForId(id))
- act->setText(text); }
- inline QT3_SUPPORT void changeItem(int id, const QPixmap &pixmap) {
- if(QAction *act = findActionForId(id))
- act->setIcon(QIcon(pixmap)); }
- inline QT3_SUPPORT void changeItem(int id, const QIcon &icon, const QString &text) {
- if(QAction *act = findActionForId(id)) {
- act->setIcon(icon);
- act->setText(text);
- }
- }
- inline QT3_SUPPORT void setActiveItem(int id) {
- setActiveAction(findActionForId(id));
- }
- inline QT3_SUPPORT bool isItemActive(int id) const {
- return findActionForId(id) == activeAction();
- }
- inline QT3_SUPPORT bool isItemEnabled(int id) const {
- if(QAction *act = findActionForId(id))
- return act->isEnabled();
- return false; }
- inline QT3_SUPPORT void setItemEnabled(int id, bool enable) {
- if(QAction *act = findActionForId(id))
- act->setEnabled(enable);
- }
- inline QT3_SUPPORT bool isItemChecked(int id) const {
- if(QAction *act = findActionForId(id))
- return act->isChecked();
- return false;
- }
- inline QT3_SUPPORT void setItemChecked(int id, bool check) {
- if(QAction *act = findActionForId(id)) {
- act->setCheckable(true);
- act->setChecked(check);
- }
- }
- inline QT3_SUPPORT bool isItemVisible(int id) const {
- if(QAction *act = findActionForId(id))
- return act->isVisible();
- return false;
- }
- inline QT3_SUPPORT void setItemVisible(int id, bool visible) {
- if(QAction *act = findActionForId(id))
- act->setVisible(visible);
- }
- inline QT3_SUPPORT QRect itemGeometry(int index) {
- if(QAction *act = actions().value(index))
- return actionGeometry(act);
- return QRect();
- }
- inline QT3_SUPPORT QFont itemFont(int id) const {
- if(QAction *act = findActionForId(id))
- return act->font();
- return QFont();
- }
- inline QT3_SUPPORT void setItemFont(int id, const QFont &font) {
- if(QAction *act = findActionForId(id))
- act->setFont(font);
- }
- inline QT3_SUPPORT int indexOf(int id) const {
- return actions().indexOf(findActionForId(id));
- }
- inline QT3_SUPPORT int idAt(int index) const {
- return findIdForAction(actions().value(index));
- }
- QT3_SUPPORT void setId (int index, int id);
- inline QT3_SUPPORT void activateItemAt(int index) {
- if(QAction *ret = actions().value(index))
- ret->activate(QAction::Trigger);
- }
- inline QT3_SUPPORT bool connectItem(int id, const QObject *receiver, const char* member) {
- if(QAction *act = findActionForId(id)) {
- QObject::connect(act, SIGNAL(activated(int)), receiver, member);
- return true;
- }
- return false;
- }
- inline QT3_SUPPORT bool disconnectItem(int id,const QObject *receiver, const char* member) {
- if(QAction *act = findActionForId(id)) {
- QObject::disconnect(act, SIGNAL(triggered()), receiver, member);
- return true;
- }
- return false;
- }
- inline QT3_SUPPORT QMenuItem *findItem(int id) const {
- return reinterpret_cast<QMenuItem*>(findActionForId(id));
- }
- inline QT3_SUPPORT void setCheckable(bool){}
- inline QT3_SUPPORT bool isCheckable() const {return true;}
- QT3_SUPPORT QMenuItem *findPopup( QMenu *popup, int *index );
- QT3_SUPPORT bool setItemParameter(int id, int param);
- QT3_SUPPORT int itemParameter(int id) const;
- //frame
- QT3_SUPPORT int frameWidth() const;
- //popupmenu
- inline QT3_SUPPORT void popup(const QPoint & pos, int indexAtPoint) { popup(pos, actions().value(indexAtPoint)); }
- inline QT3_SUPPORT int insertTearOffHandle(int = 0, int = 0) {
- setTearOffEnabled(true);
- return -1;
- }
- protected:
- inline QT3_SUPPORT int itemAtPos(const QPoint &p, bool ignoreSeparator = true) {
- QAction *ret = actionAt(p);
- if(ignoreSeparator && ret && ret->isSeparator())
- return -1;
- return findIdForAction(ret);
- }
- inline QT3_SUPPORT int columns() const { return columnCount(); }
- inline QT3_SUPPORT int itemHeight(int index) {
- return actionGeometry(actions().value(index)).height();
- }
- inline QT3_SUPPORT int itemHeight(QMenuItem *mi) {
- return actionGeometry(reinterpret_cast<QAction *>(mi)).height();
- }
- Q_SIGNALS:
- QT_MOC_COMPAT void activated(int itemId);
- QT_MOC_COMPAT void highlighted(int itemId);
- private:
- int insertAny(const QIcon *icon, const QString *text, const QObject *receiver, const char *member,
- const QKeySequence *shorcut, const QMenu *popup, int id, int index);
- QAction *findActionForId(int id) const;
- int findIdForAction(QAction*) const;
- #endif
- protected:
- QMenu(QMenuPrivate &dd, QWidget* parent = 0);
- private:
- Q_DISABLE_COPY(QMenu)
- friend class QMenuBar;
- friend class QMenuBarPrivate;
- friend class QTornOffMenu;
- friend class Q3PopupMenu;
- friend class QComboBox;
- friend class QAction;
- friend class QToolButtonPrivate;
- #ifdef Q_WS_MAC
- friend void qt_mac_trayicon_activate_action(QMenu *, QAction *action);
- friend bool qt_mac_watchingAboutToShow(QMenu *);
- friend OSStatus qt_mac_menu_event(EventHandlerCallRef, EventRef, void *);
- friend bool qt_mac_activate_action(MenuRef, uint, QAction::ActionEvent, bool);
- #endif
- };
- #endif // QT_NO_MENU
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QMENU_H