[26719] | 1 | /* $Id: VBoxSnapshotDetailsDlg.cpp 42382 2012-07-25 09:35:56Z vboxsync $ */
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[8740] | 2 | /** @file
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| 3 | *
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| 4 | * VBox frontends: Qt4 GUI ("VirtualBox"):
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| 5 | * VBoxSnapshotDetailsDlg class implementation
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| 6 | */
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| 7 |
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| 8 | /*
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[28800] | 9 | * Copyright (C) 2008-2009 Oracle Corporation
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[8740] | 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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[25526] | 20 | #ifdef VBOX_WITH_PRECOMPILED_HEADERS
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| 21 | # include "precomp.h"
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| 22 | #else /* !VBOX_WITH_PRECOMPILED_HEADERS */
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[41610] | 23 |
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| 24 | /* Qt includes: */
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[24732] | 25 | #include <QDateTime>
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| 26 | #include <QPushButton>
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| 27 | #include <QScrollArea>
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| 28 |
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[41610] | 29 | /* GUI includes: */
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[8740] | 30 | #include <VBoxGlobal.h>
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[38311] | 31 | #include <UIMessageCenter.h>
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[24732] | 32 | #include <VBoxSnapshotDetailsDlg.h>
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[8740] | 33 | #include <VBoxUtils.h>
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[41610] | 34 |
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| 35 | /* COM includes: */
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| 36 | #include "CMachine.h"
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| 37 |
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[25526] | 38 | #endif /* !VBOX_WITH_PRECOMPILED_HEADERS */
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[8740] | 39 |
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| 40 | VBoxSnapshotDetailsDlg::VBoxSnapshotDetailsDlg (QWidget *aParent)
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[24732] | 41 | : QIWithRetranslateUI <QDialog> (aParent)
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[8740] | 42 | {
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| 43 | /* Apply UI decorations */
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[9056] | 44 | Ui::VBoxSnapshotDetailsDlg::setupUi (this);
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[8740] | 45 |
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[24732] | 46 | /* Setup mLbThumbnail label */
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| 47 | mLbThumbnail->setCursor (Qt::PointingHandCursor);
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| 48 | mLbThumbnail->installEventFilter (this);
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[8740] | 49 |
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[24732] | 50 | /* Setup mTeDetails browser */
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| 51 | mTeDetails->viewport()->setAutoFillBackground (false);
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| 52 | mTeDetails->setFocus();
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| 53 |
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[8740] | 54 | /* Setup connections */
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[24732] | 55 | connect (mLeName, SIGNAL (textChanged (const QString&)), this, SLOT (onNameChanged (const QString&)));
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[38311] | 56 | connect (mButtonBox, SIGNAL (helpRequested()), &msgCenter(), SLOT (sltShowHelpHelpDialog()));
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[8740] | 57 | }
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| 58 |
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| 59 | void VBoxSnapshotDetailsDlg::getFromSnapshot (const CSnapshot &aSnapshot)
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| 60 | {
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| 61 | mSnapshot = aSnapshot;
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[24732] | 62 | CMachine machine = mSnapshot.GetMachine();
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[8740] | 63 |
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[24732] | 64 | /* Get general properties */
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[8740] | 65 | mLeName->setText (aSnapshot.GetName());
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| 66 | mTeDescription->setText (aSnapshot.GetDescription());
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| 67 |
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[24732] | 68 | /* Get timestamp info */
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| 69 | QDateTime timestamp;
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| 70 | timestamp.setTime_t (mSnapshot.GetTimeStamp() / 1000);
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| 71 | bool dateTimeToday = timestamp.date() == QDate::currentDate();
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| 72 | QString dateTime = dateTimeToday ? timestamp.time().toString (Qt::LocalDate) : timestamp.toString (Qt::LocalDate);
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| 73 | mTxTaken->setText (dateTime);
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| 74 |
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| 75 | /* Get thumbnail if present */
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| 76 | ULONG width = 0, height = 0;
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[29354] | 77 | QVector <BYTE> thumbData = machine.ReadSavedThumbnailToArray (0, true, width, height);
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[24737] | 78 | mThumbnail = thumbData.size() != 0 ? QPixmap::fromImage (QImage (thumbData.data(), width, height, QImage::Format_RGB32).copy()) : QPixmap();
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[29354] | 79 | QVector <BYTE> screenData = machine.ReadSavedScreenshotPNGToArray (0, width, height);
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[24737] | 80 | mScreenshot = screenData.size() != 0 ? QPixmap::fromImage (QImage::fromData (screenData.data(), screenData.size(), "PNG")) : QPixmap();
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| 81 |
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[24732] | 82 | QGridLayout *lt = qobject_cast <QGridLayout*> (layout());
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| 83 | Assert (lt);
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| 84 | if (mThumbnail.isNull())
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| 85 | {
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| 86 | lt->removeWidget (mLbThumbnail);
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| 87 | mLbThumbnail->setHidden (true);
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| 88 |
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| 89 | lt->removeWidget (mLeName);
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| 90 | lt->removeWidget (mTxTaken);
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| 91 | lt->addWidget (mLeName, 0, 1, 1, 2);
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| 92 | lt->addWidget (mTxTaken, 1, 1, 1, 2);
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| 93 | }
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| 94 | else
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| 95 | {
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| 96 | lt->removeWidget (mLeName);
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| 97 | lt->removeWidget (mTxTaken);
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| 98 | lt->addWidget (mLeName, 0, 1);
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| 99 | lt->addWidget (mTxTaken, 1, 1);
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| 100 |
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| 101 | lt->removeWidget (mLbThumbnail);
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| 102 | lt->addWidget (mLbThumbnail, 0, 2, 2, 1);
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| 103 | mLbThumbnail->setHidden (false);
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| 104 | }
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| 105 |
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[9056] | 106 | retranslateUi();
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[8740] | 107 | }
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| 108 |
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| 109 | void VBoxSnapshotDetailsDlg::putBackToSnapshot()
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| 110 | {
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| 111 | AssertReturn (!mSnapshot.isNull(), (void) 0);
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| 112 |
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[35710] | 113 | /* We need a session when we manipulate the snapshot data of a machine. */
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[42382] | 114 | CSession session = vboxGlobal().openExistingSession(mSnapshot.GetMachine().GetId());
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[35710] | 115 | if (session.isNull())
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| 116 | return;
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| 117 |
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| 118 | mSnapshot.SetName(mLeName->text());
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| 119 | mSnapshot.SetDescription(mTeDescription->toPlainText());
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| 120 |
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| 121 | /* Close the session again. */
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| 122 | session.UnlockMachine();
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[8740] | 123 | }
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| 124 |
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[9056] | 125 | void VBoxSnapshotDetailsDlg::retranslateUi()
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| 126 | {
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| 127 | /* Translate uic generated strings */
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| 128 | Ui::VBoxSnapshotDetailsDlg::retranslateUi (this);
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| 129 |
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| 130 | if(mSnapshot.isNull())
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| 131 | return;
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| 132 |
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| 133 | CMachine machine = mSnapshot.GetMachine();
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| 134 |
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[24732] | 135 | setWindowTitle (tr ("Details of %1 (%2)").arg (mSnapshot.GetName()).arg (machine.GetName()));
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[9056] | 136 |
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[24737] | 137 | mLbThumbnail->setToolTip (mScreenshot.isNull() ? QString() : tr ("Click to enlarge the screenshot."));
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| 138 |
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[24732] | 139 | mTeDetails->setText (vboxGlobal().detailsReport (machine, false /* with links? */));
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[9056] | 140 | }
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| 141 |
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[24732] | 142 | bool VBoxSnapshotDetailsDlg::eventFilter (QObject *aObject, QEvent *aEvent)
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| 143 | {
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| 144 | Assert (aObject == mLbThumbnail);
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[24737] | 145 | if (aEvent->type() == QEvent::MouseButtonPress && !mScreenshot.isNull())
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[24732] | 146 | {
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[24737] | 147 | VBoxScreenshotViewer *viewer = new VBoxScreenshotViewer (this, mScreenshot, mSnapshot.GetMachine().GetName(), mSnapshot.GetName());
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[24732] | 148 | viewer->show();
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| 149 | }
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| 150 | return QDialog::eventFilter (aObject, aEvent);
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| 151 | }
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| 152 |
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| 153 | void VBoxSnapshotDetailsDlg::showEvent (QShowEvent *aEvent)
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| 154 | {
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| 155 | if (!mLbThumbnail->pixmap() && !mThumbnail.isNull())
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| 156 | {
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| 157 | mLbThumbnail->setPixmap (mThumbnail.scaled (QSize (1, mLbThumbnail->height()),
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| 158 | Qt::KeepAspectRatioByExpanding, Qt::SmoothTransformation));
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| 159 | retranslateUi();
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| 160 | }
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| 161 |
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| 162 | QDialog::showEvent (aEvent);
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| 163 | }
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| 164 |
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[8740] | 165 | void VBoxSnapshotDetailsDlg::onNameChanged (const QString &aText)
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| 166 | {
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| 167 | mButtonBox->button (QDialogButtonBox::Ok)->setEnabled (!aText.trimmed().isEmpty());
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| 168 | }
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| 169 |
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[24732] | 170 | VBoxScreenshotViewer::VBoxScreenshotViewer (QWidget *aParent, const QPixmap &aScreenshot,
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| 171 | const QString &aSnapshotName, const QString &aMachineName)
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| 172 | : QIWithRetranslateUI2 <QWidget> (aParent, Qt::Tool)
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| 173 | , mArea (new QScrollArea (this))
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| 174 | , mPicture (new QLabel)
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| 175 | , mScreenshot (aScreenshot)
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| 176 | , mSnapshotName (aSnapshotName)
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| 177 | , mMachineName (aMachineName)
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| 178 | , mZoomMode (true)
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| 179 | {
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| 180 | setWindowModality (Qt::ApplicationModal);
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| 181 | setCursor (Qt::PointingHandCursor);
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| 182 | QVBoxLayout *layout = new QVBoxLayout (this);
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| 183 | layout->setMargin (0);
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| 184 |
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| 185 | mArea->setWidget (mPicture);
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| 186 | mArea->setWidgetResizable (true);
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| 187 | layout->addWidget (mArea);
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| 188 |
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[24737] | 189 | double aspectRatio = (double) aScreenshot.height() / aScreenshot.width();
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[24732] | 190 | QSize maxSize = aScreenshot.size() + QSize (mArea->frameWidth() * 2, mArea->frameWidth() * 2);
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[25764] | 191 | QSize initSize = QSize (640, (int)(640 * aspectRatio)).boundedTo (maxSize);
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[24732] | 192 |
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| 193 | setMaximumSize (maxSize);
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| 194 |
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| 195 | QRect geo (QPoint (0, 0), initSize);
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| 196 | geo.moveCenter (parentWidget()->geometry().center());
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| 197 | setGeometry (geo);
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| 198 |
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| 199 | retranslateUi();
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| 200 | }
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| 201 |
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| 202 | void VBoxScreenshotViewer::retranslateUi()
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| 203 | {
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| 204 | setWindowTitle (tr ("Screenshot of %1 (%2)").arg (mSnapshotName).arg (mMachineName));
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| 205 | }
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| 206 |
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| 207 | void VBoxScreenshotViewer::showEvent (QShowEvent *aEvent)
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| 208 | {
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| 209 | adjustPicture();
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| 210 | QIWithRetranslateUI2 <QWidget>::showEvent (aEvent);
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| 211 | }
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| 212 |
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| 213 | void VBoxScreenshotViewer::resizeEvent (QResizeEvent *aEvent)
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| 214 | {
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| 215 | adjustPicture();
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| 216 | QIWithRetranslateUI2 <QWidget>::resizeEvent (aEvent);
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| 217 | }
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| 218 |
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| 219 | void VBoxScreenshotViewer::mousePressEvent (QMouseEvent *aEvent)
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| 220 | {
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| 221 | mZoomMode = !mZoomMode;
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| 222 | adjustPicture();
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| 223 | QIWithRetranslateUI2 <QWidget>::mousePressEvent (aEvent);
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| 224 | }
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| 225 |
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| 226 | void VBoxScreenshotViewer::keyPressEvent (QKeyEvent *aEvent)
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| 227 | {
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| 228 | if (aEvent->key() == Qt::Key_Escape)
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| 229 | deleteLater();
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| 230 | QIWithRetranslateUI2 <QWidget>::keyPressEvent (aEvent);
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| 231 | }
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| 232 |
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| 233 | void VBoxScreenshotViewer::adjustPicture()
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| 234 | {
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| 235 | if (mZoomMode)
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| 236 | {
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| 237 | mArea->setVerticalScrollBarPolicy (Qt::ScrollBarAlwaysOff);
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| 238 | mArea->setHorizontalScrollBarPolicy (Qt::ScrollBarAlwaysOff);
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| 239 | mPicture->setPixmap (mScreenshot.scaled (mArea->viewport()->size(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
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| 240 | mPicture->setToolTip (tr ("Click to view non-scaled screenshot."));
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| 241 | }
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| 242 | else
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| 243 | {
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| 244 | mArea->setVerticalScrollBarPolicy (Qt::ScrollBarAsNeeded);
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| 245 | mArea->setHorizontalScrollBarPolicy (Qt::ScrollBarAsNeeded);
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| 246 | mPicture->setPixmap (mScreenshot);
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| 247 | mPicture->setToolTip (tr ("Click to view scaled screenshot."));
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| 248 | }
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| 249 | }
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| 250 |
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