[26719] | 1 | /* $Id: UITakeSnapshotDialog.cpp 76606 2019-01-02 05:40:39Z vboxsync $ */
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[8743] | 2 | /** @file
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[67535] | 3 | * VBox Qt GUI - UITakeSnapshotDialog class implementation.
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[8743] | 4 | */
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| 5 |
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| 6 | /*
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[76553] | 7 | * Copyright (C) 2006-2019 Oracle Corporation
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[8743] | 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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[41587] | 18 | /* Qt includes: */
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[76606] | 19 | #include <QGridLayout>
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| 20 | #include <QLabel>
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| 21 | #include <QLineEdit>
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| 22 | #include <QPushButton>
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| 23 | #include <QStyle>
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[25116] | 24 |
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[41587] | 25 | /* GUI includes: */
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[76606] | 26 | #include "QIDialogButtonBox.h"
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| 27 | #include "QILabel.h"
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| 28 | #include "VBoxUtils.h"
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| 29 | #include "UIDesktopWidgetWatchdog.h"
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| 30 | #include "UIMessageCenter.h"
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| 31 | #include "UITakeSnapshotDialog.h"
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[28934] | 32 |
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[41587] | 33 | /* COM includes: */
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[76606] | 34 | #include "COMEnums.h"
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| 35 | #include "CMachine.h"
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| 36 | #include "CMedium.h"
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| 37 | #include "CMediumAttachment.h"
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[41587] | 38 |
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[8743] | 39 |
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[67535] | 40 | UITakeSnapshotDialog::UITakeSnapshotDialog(QWidget *pParent, const CMachine &comMachine)
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[28934] | 41 | : QIWithRetranslateUI<QIDialog>(pParent)
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[67535] | 42 | , m_comMachine(comMachine)
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[73926] | 43 | , m_cImmutableMedia(0)
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[67535] | 44 | , m_pLabelIcon(0)
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| 45 | , m_pLabelName(0), m_pEditorName(0)
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| 46 | , m_pLabelDescription(0), m_pEditorDescription(0)
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| 47 | , m_pLabelInfo(0)
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| 48 | , m_pButtonBox(0)
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[8743] | 49 | {
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[67535] | 50 | /* Prepare: */
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| 51 | prepare();
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| 52 | }
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[8743] | 53 |
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[72813] | 54 | void UITakeSnapshotDialog::setIcon(const QIcon &icon)
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[67535] | 55 | {
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[72813] | 56 | m_icon = icon;
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| 57 | updatePixmap();
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[67535] | 58 | }
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[8743] | 59 |
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[67535] | 60 | void UITakeSnapshotDialog::setName(const QString &strName)
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| 61 | {
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| 62 | m_pEditorName->setText(strName);
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| 63 | }
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[9089] | 64 |
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[67535] | 65 | QString UITakeSnapshotDialog::name() const
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| 66 | {
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| 67 | return m_pEditorName->text();
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| 68 | }
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[25116] | 69 |
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[67535] | 70 | QString UITakeSnapshotDialog::description() const
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| 71 | {
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| 72 | return m_pEditorDescription->toPlainText();
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| 73 | }
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| 74 |
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[72813] | 75 | bool UITakeSnapshotDialog::event(QEvent *pEvent)
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| 76 | {
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| 77 | /* Handle know event types: */
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| 78 | switch (pEvent->type())
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| 79 | {
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| 80 | case QEvent::Show:
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| 81 | case QEvent::ScreenChangeInternal:
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| 82 | {
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| 83 | /* Update pixmap: */
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| 84 | updatePixmap();
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| 85 | break;
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| 86 | }
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| 87 | default:
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| 88 | break;
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| 89 | }
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| 90 |
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| 91 | /* Call to base-class: */
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| 92 | return QIWithRetranslateUI<QIDialog>::event(pEvent);
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| 93 | }
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| 94 |
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[67535] | 95 | void UITakeSnapshotDialog::retranslateUi()
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| 96 | {
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| 97 | setWindowTitle(tr("Take Snapshot of Virtual Machine"));
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| 98 | m_pLabelName->setText(tr("Snapshot &Name"));
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| 99 | m_pLabelDescription->setText(tr("Snapshot &Description"));
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| 100 | m_pLabelInfo->setText(tr("Warning: You are taking a snapshot of a running machine which has %n immutable image(s) "
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| 101 | "attached to it. As long as you are working from this snapshot the immutable image(s) "
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[73926] | 102 | "will not be reset to avoid loss of data.", "", m_cImmutableMedia));
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[67535] | 103 | }
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| 104 |
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| 105 | void UITakeSnapshotDialog::sltHandleNameChanged(const QString &strName)
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| 106 | {
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| 107 | /* Update button state depending on snapshot name value: */
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| 108 | m_pButtonBox->button(QDialogButtonBox::Ok)->setEnabled(!strName.trimmed().isEmpty());
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| 109 | }
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| 110 |
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| 111 | void UITakeSnapshotDialog::prepare()
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| 112 | {
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[72022] | 113 | /* Prepare contents: */
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| 114 | prepareContents();
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| 115 |
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| 116 | /* Apply language settings: */
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| 117 | retranslateUi();
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| 118 |
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| 119 | /* Invent minimum size: */
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| 120 | QSize minimumSize;
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| 121 | const int iHostScreen = gpDesktop->screenNumber(parentWidget());
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| 122 | if (iHostScreen >= 0 && iHostScreen < gpDesktop->screenCount())
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| 123 | {
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| 124 | /* On the basis of current host-screen geometry if possible: */
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| 125 | const QRect screenGeometry = gpDesktop->screenGeometry(iHostScreen);
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| 126 | if (screenGeometry.isValid())
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| 127 | minimumSize = screenGeometry.size() / 4;
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| 128 | }
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| 129 | /* Fallback to default size if we failed: */
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| 130 | if (minimumSize.isNull())
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| 131 | minimumSize = QSize(800, 600);
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| 132 | /* Resize to initial size: */
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| 133 | setMinimumSize(minimumSize);
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| 134 | }
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| 135 |
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| 136 | void UITakeSnapshotDialog::prepareContents()
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| 137 | {
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[67535] | 138 | /* Create layout: */
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| 139 | QGridLayout *pLayout = new QGridLayout(this);
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[72022] | 140 | if (pLayout)
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[25116] | 141 | {
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[69823] | 142 | /* Configure layout: */
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[70523] | 143 | #ifdef VBOX_WS_MAC
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| 144 | pLayout->setSpacing(20);
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| 145 | pLayout->setContentsMargins(40, 20, 40, 20);
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| 146 | #else
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| 147 | pLayout->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutHorizontalSpacing) * 2);
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| 148 | #endif
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[69823] | 149 |
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[67535] | 150 | /* Create sub-layout: */
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| 151 | QVBoxLayout *pSubLayout1 = new QVBoxLayout;
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[72022] | 152 | if (pSubLayout1)
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[25116] | 153 | {
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[67535] | 154 | /* Create icon label: */
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| 155 | m_pLabelIcon = new QLabel;
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[72022] | 156 | if (m_pLabelIcon)
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[67535] | 157 | {
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| 158 | /* Configure label: */
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| 159 | m_pLabelIcon->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
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| 160 |
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| 161 | /* Add into layout: */
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| 162 | pSubLayout1->addWidget(m_pLabelIcon);
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| 163 | }
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| 164 |
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| 165 | /* Add stretch: */
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| 166 | pSubLayout1->addStretch();
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| 167 |
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| 168 | /* Add into layout: */
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| 169 | pLayout->addLayout(pSubLayout1, 0, 0, 2, 1);
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[25116] | 170 | }
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| 171 |
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[67535] | 172 | /* Create sub-layout 2: */
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| 173 | QVBoxLayout *pSubLayout2 = new QVBoxLayout;
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[72022] | 174 | if (pSubLayout2)
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[67535] | 175 | {
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| 176 | /* Configure layout: */
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[70523] | 177 | #ifdef VBOX_WS_MAC
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| 178 | pSubLayout2->setSpacing(5);
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| 179 | #else
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| 180 | pSubLayout2->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutVerticalSpacing) / 2);
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| 181 | #endif
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[25116] | 182 |
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[67535] | 183 | /* Create name label: */
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| 184 | m_pLabelName = new QLabel;
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[72022] | 185 | if (m_pLabelName)
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[67535] | 186 | {
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| 187 | /* Add into layout: */
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| 188 | pSubLayout2->addWidget(m_pLabelName);
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| 189 | }
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| 190 |
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| 191 | /* Create name editor: */
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| 192 | m_pEditorName = new QLineEdit;
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[72022] | 193 | if (m_pEditorName)
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[67535] | 194 | {
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| 195 | /* Configure editor: */
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| 196 | m_pLabelName->setBuddy(m_pEditorName);
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| 197 | connect(m_pEditorName, &QLineEdit::textChanged,
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| 198 | this, &UITakeSnapshotDialog::sltHandleNameChanged);
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| 199 |
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| 200 | /* Add into layout: */
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| 201 | pSubLayout2->addWidget(m_pEditorName);
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| 202 | }
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| 203 |
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| 204 | /* Add into layout: */
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| 205 | pLayout->addLayout(pSubLayout2, 0, 1);
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| 206 | }
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| 207 |
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| 208 | /* Create sub-layout 3: */
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| 209 | QVBoxLayout *pSubLayout3 = new QVBoxLayout;
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[72022] | 210 | if (pSubLayout3)
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[67535] | 211 | {
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| 212 | /* Configure layout: */
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[70523] | 213 | #ifdef VBOX_WS_MAC
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| 214 | pSubLayout3->setSpacing(5);
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| 215 | #else
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| 216 | pSubLayout3->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutVerticalSpacing) / 2);
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| 217 | #endif
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[67535] | 218 |
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| 219 | /* Create description label: */
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| 220 | m_pLabelDescription = new QLabel;
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[72022] | 221 | if (m_pLabelDescription)
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[67535] | 222 | {
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| 223 | /* Add into layout: */
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| 224 | pSubLayout3->addWidget(m_pLabelDescription);
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| 225 | }
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| 226 |
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| 227 | /* Create description editor: */
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| 228 | m_pEditorDescription = new QTextEdit;
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[72022] | 229 | if (m_pEditorDescription)
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[67535] | 230 | {
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| 231 | /* Configure editor: */
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| 232 | m_pLabelDescription->setBuddy(m_pEditorDescription);
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| 233 |
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| 234 | /* Add into layout: */
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| 235 | pSubLayout3->addWidget(m_pEditorDescription);
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| 236 | }
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| 237 |
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| 238 | /* Add into layout: */
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| 239 | pLayout->addLayout(pSubLayout3, 1, 1);
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| 240 | }
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| 241 |
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| 242 | /* Create information label: */
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| 243 | m_pLabelInfo = new QILabel;
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[72022] | 244 | if (m_pLabelInfo)
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[67535] | 245 | {
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| 246 | /* Configure label: */
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| 247 | m_pLabelInfo->setWordWrap(true);
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| 248 | m_pLabelInfo->useSizeHintForWidth(400);
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| 249 |
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| 250 | /* Calculate the amount of immutable attachments: */
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| 251 | if (m_comMachine.GetState() == KMachineState_Paused)
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| 252 | {
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| 253 | foreach (const CMediumAttachment &comAttachment, m_comMachine.GetMediumAttachments())
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| 254 | {
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| 255 | CMedium comMedium = comAttachment.GetMedium();
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| 256 | if ( !comMedium.isNull()
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| 257 | && !comMedium.GetParent().isNull()
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| 258 | && comMedium.GetBase().GetType() == KMediumType_Immutable)
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[73926] | 259 | ++m_cImmutableMedia;
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[67535] | 260 | }
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| 261 | }
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| 262 | /* Hide if machine have no immutable attachments: */
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[73926] | 263 | if (!m_cImmutableMedia)
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[67535] | 264 | m_pLabelInfo->setHidden(true);
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| 265 |
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| 266 | /* Add into layout: */
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| 267 | pLayout->addWidget(m_pLabelInfo, 2, 0, 1, 2);
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| 268 | }
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| 269 |
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| 270 | /* Create button-box: */
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| 271 | m_pButtonBox = new QIDialogButtonBox;
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[72022] | 272 | if (m_pButtonBox)
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[67535] | 273 | {
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| 274 | /* Configure button-box: */
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| 275 | m_pButtonBox->setStandardButtons( QDialogButtonBox::Ok
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| 276 | | QDialogButtonBox::Cancel
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| 277 | | QDialogButtonBox::Help);
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| 278 | connect(m_pButtonBox, &QIDialogButtonBox::accepted,
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| 279 | this, &UITakeSnapshotDialog::accept);
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| 280 | connect(m_pButtonBox, &QIDialogButtonBox::rejected,
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| 281 | this, &UITakeSnapshotDialog::reject);
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| 282 | connect(m_pButtonBox, &QIDialogButtonBox::helpRequested,
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| 283 | &msgCenter(), &UIMessageCenter::sltShowHelpHelpDialog);
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| 284 |
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| 285 | /* Add into layout: */
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| 286 | pLayout->addWidget(m_pButtonBox, 3, 0, 1, 2);
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| 287 | }
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[25116] | 288 | }
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[9089] | 289 | }
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[72813] | 290 |
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| 291 | void UITakeSnapshotDialog::updatePixmap()
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| 292 | {
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| 293 | const int iIconMetric = QApplication::style()->pixelMetric(QStyle::PM_LargeIconSize);
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| 294 | m_pLabelIcon->setPixmap(m_icon.pixmap(windowHandle(), QSize(iIconMetric, iIconMetric)));
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| 295 | }
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