| 1 | /* $Id: UIKeyboardHandlerNormal.cpp 30675 2010-07-06 14:57:01Z vboxsync $ */
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| 2 | /** @file
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| 3 | *
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| 4 | * VBox frontends: Qt GUI ("VirtualBox"):
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| 5 | * UIKeyboardHandlerNormal class implementation
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| 6 | */
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| 7 |
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| 8 | /*
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| 9 | * Copyright (C) 2010 Oracle Corporation
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| 10 | *
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| 11 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 12 | * available from http://www.virtualbox.org. This file is free software;
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| 13 | * you can redistribute it and/or modify it under the terms of the GNU
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| 14 | * General Public License (GPL) as published by the Free Software
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| 15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 18 | */
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| 19 |
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| 20 | /* Global includes */
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| 21 | #include <QMainWindow>
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| 22 | #include <QMenuBar>
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| 23 | #include <QKeyEvent>
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| 24 |
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| 25 | /* Local includes */
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| 26 | #include "UIKeyboardHandlerNormal.h"
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| 27 | #include "UIMachineWindow.h"
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| 28 |
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| 29 | /* Fullscreen keyboard-handler constructor: */
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| 30 | UIKeyboardHandlerNormal::UIKeyboardHandlerNormal(UIMachineLogic* pMachineLogic)
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| 31 | : UIKeyboardHandler(pMachineLogic)
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| 32 | {
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| 33 | }
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| 34 |
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| 35 | /* Fullscreen keyboard-handler destructor: */
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| 36 | UIKeyboardHandlerNormal::~UIKeyboardHandlerNormal()
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| 37 | {
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| 38 | }
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| 39 |
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| 40 | /* Event handler for prepared listener(s): */
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| 41 | bool UIKeyboardHandlerNormal::eventFilter(QObject *pWatchedObject, QEvent *pEvent)
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| 42 | {
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| 43 | /* Check if pWatchedObject object is view: */
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| 44 | if (UIMachineView *pWatchedView = isItListenedView(pWatchedObject))
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| 45 | {
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| 46 | /* Get corresponding screen index: */
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| 47 | ulong uScreenId = m_views.key(pWatchedView);
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| 48 | NOREF(uScreenId);
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| 49 | /* Handle view events: */
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| 50 | switch (pEvent->type())
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| 51 | {
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| 52 | #ifndef Q_WS_MAC
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| 53 | /* We don't want this on the Mac, cause there the menu-bar isn't within the
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| 54 | * window and popping up a menu there looks really ugly. */
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| 55 | case QEvent::KeyPress:
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| 56 | {
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| 57 | /* Get key-event: */
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| 58 | QKeyEvent *pKeyEvent = static_cast<QKeyEvent*>(pEvent);
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| 59 | /* Process Host+Home as menu-bar activator: */
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| 60 | if (isHostKeyPressed() && pKeyEvent->key() == Qt::Key_Home)
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| 61 | {
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| 62 | /* Trying to get menu-bar: */
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| 63 | QMenuBar *pMenuBar = qobject_cast<QMainWindow*>(m_windows[uScreenId]->machineWindow())->menuBar();
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| 64 | /* If menu-bar is present and have actions: */
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| 65 | if (pMenuBar && !pMenuBar->actions().isEmpty())
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| 66 | {
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| 67 | /* If 'active' action is NOT chosen: */
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| 68 | if (!pMenuBar->activeAction())
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| 69 | /* Set first menu-bar action as 'active': */
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| 70 | pMenuBar->setActiveAction(pMenuBar->actions()[0]);
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| 71 | /* If 'active' action is chosen: */
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| 72 | if (pMenuBar->activeAction())
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| 73 | {
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| 74 | /* Activate 'active' menu-bar action: */
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| 75 | pMenuBar->activeAction()->activate(QAction::Trigger);
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| 76 | #ifdef Q_WS_WIN
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| 77 | /* Windows host needs separate 'focus set'
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| 78 | * to let menubar operate while popped up: */
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| 79 | pMenuBar->setFocus();
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| 80 | #endif /* Q_WS_WIN */
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| 81 | /* Filter-out this event: */
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| 82 | return true;
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| 83 | }
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| 84 | }
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| 85 | }
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| 86 | break;
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| 87 | }
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| 88 | #endif /* !Q_WS_MAC */
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| 89 | default:
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| 90 | break;
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| 91 | }
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| 92 | }
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| 93 |
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| 94 | /* Else just propagate to base-class: */
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| 95 | return UIKeyboardHandler::eventFilter(pWatchedObject, pEvent);
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| 96 | }
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| 97 |
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