camerauis/cameraxui/cxui/src/cxuicapturekeyhandler_desktop_p.cpp
changeset 45 24fd82631616
child 52 7e18d488ac5f
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43:0e652f8f1fbd 45:24fd82631616
       
     1 /*
       
     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:
       
    15 *   Private implementation for CxuiCaptureKeyHandler
       
    16 */
       
    17 
       
    18 #include <QVariant>
       
    19 #include <QKeyEvent>
       
    20 
       
    21 #include "cxuicapturekeyhandler.h"
       
    22 #include "cxuicapturekeyhandler_desktop_p.h"
       
    23 #include "cxutils.h"
       
    24 #include "cxeengine.h"
       
    25 #include "cxenamespace.h"
       
    26 #include "cxefeaturemanager.h"
       
    27 
       
    28 #define CXUIDESKTOP_SCANCODE_LOWERCASE_A  30
       
    29 #define CXUIDESKTOP_SCANCODE_LOWERCASE_C  46
       
    30 
       
    31 CxuiCaptureKeyHandlerPrivate::CxuiCaptureKeyHandlerPrivate(CxeEngine &aEngine, CxuiCaptureKeyHandler *parent) :
       
    32     q_ptr(parent),
       
    33     mEngine(aEngine),
       
    34     mAutofocusKeyPressed(false),
       
    35     mCaptureKeyPressed(false)
       
    36 {
       
    37     CX_DEBUG_IN_FUNCTION();
       
    38 }
       
    39 
       
    40 CxuiCaptureKeyHandlerPrivate::~CxuiCaptureKeyHandlerPrivate()
       
    41 {
       
    42     CX_DEBUG_IN_FUNCTION();
       
    43 }
       
    44 
       
    45 void CxuiCaptureKeyHandlerPrivate::listenKeys(bool listen)
       
    46 {
       
    47     CX_DEBUG_IN_FUNCTION();
       
    48 }
       
    49 
       
    50 bool CxuiCaptureKeyHandlerPrivate::handleKeyEvent(QEvent *event)
       
    51 {
       
    52     CX_DEBUG_ENTER_FUNCTION();
       
    53     Q_Q(CxuiCaptureKeyHandler);
       
    54 
       
    55     bool wasEventConsumed = false;
       
    56 
       
    57     if (event->type() == QEvent::KeyPress) {
       
    58         QKeyEvent *keyEvent = static_cast<QKeyEvent*> (event);
       
    59         if (keyEvent->nativeScanCode() == CXUIDESKTOP_SCANCODE_LOWERCASE_A) {
       
    60             mAutofocusKeyPressed = true;
       
    61             wasEventConsumed = true;
       
    62             emit q->autofocusKeyPressed();
       
    63         } else if (keyEvent->nativeScanCode() == CXUIDESKTOP_SCANCODE_LOWERCASE_C) {
       
    64             mCaptureKeyPressed = true;
       
    65             wasEventConsumed = true;
       
    66             emit q->captureKeyPressed();
       
    67         }
       
    68     } else if (event->type() == QEvent::KeyRelease) {
       
    69         QKeyEvent *keyEvent = static_cast<QKeyEvent*> (event);
       
    70         if (keyEvent->nativeScanCode() == CXUIDESKTOP_SCANCODE_LOWERCASE_A) {
       
    71             mAutofocusKeyPressed = false;
       
    72             wasEventConsumed = true;
       
    73             emit q->autofocusKeyReleased();
       
    74         } else if (keyEvent->nativeScanCode() == CXUIDESKTOP_SCANCODE_LOWERCASE_C) {
       
    75             mCaptureKeyPressed = false;
       
    76             wasEventConsumed = true;
       
    77             emit q->captureKeyReleased();
       
    78         }
       
    79     }
       
    80 
       
    81     CX_DEBUG_EXIT_FUNCTION();
       
    82     return wasEventConsumed;
       
    83 }
       
    84 
       
    85 bool CxuiCaptureKeyHandlerPrivate::isAutofocusKeyPressed()
       
    86 {
       
    87     return mAutofocusKeyPressed;
       
    88 }
       
    89 
       
    90 bool CxuiCaptureKeyHandlerPrivate::isCaptureKeyPressed()
       
    91 {
       
    92     return mCaptureKeyPressed;
       
    93 }