| 1 | /* $Id: UIWizardNewVDPageBasic3.cpp 73588 2018-08-09 13:43:53Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBox Qt GUI - UIWizardNewVDPageBasic3 class implementation.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2017 Oracle Corporation
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| 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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| 18 | #ifdef VBOX_WITH_PRECOMPILED_HEADERS
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| 19 | # include <precomp.h>
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| 20 | #else /* !VBOX_WITH_PRECOMPILED_HEADERS */
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| 21 |
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| 22 | /* Qt includes: */
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| 23 | # include <QDir>
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| 24 | # include <QRegExpValidator>
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| 25 | # include <QVBoxLayout>
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| 26 | # include <QHBoxLayout>
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| 27 | # include <QLineEdit>
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| 28 | # include <QSlider>
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| 29 | # include <QLabel>
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| 30 | # include <QSpacerItem>
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| 31 |
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| 32 | /* GUI includes: */
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| 33 | # include "UIWizardNewVDPageBasic3.h"
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| 34 | # include "UIWizardNewVD.h"
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| 35 | # include "VBoxGlobal.h"
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| 36 | # include "UIMessageCenter.h"
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| 37 | # include "UIIconPool.h"
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| 38 | # include "QIFileDialog.h"
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| 39 | # include "QIRichTextLabel.h"
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| 40 | # include "QIToolButton.h"
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| 41 | # include "QILineEdit.h"
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| 42 | # include "UIMediumSizeEditor.h"
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| 43 |
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| 44 | /* COM includes: */
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| 45 | # include "CSystemProperties.h"
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| 46 | # include "CMediumFormat.h"
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| 47 |
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| 48 | #endif /* !VBOX_WITH_PRECOMPILED_HEADERS */
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| 49 |
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| 50 | /* Other VBox includes: */
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| 51 | #include <iprt/path.h>
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| 52 |
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| 53 | /* External includes: */
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| 54 | #include <math.h>
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| 55 |
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| 56 | UIWizardNewVDPage3::UIWizardNewVDPage3(const QString &strDefaultName, const QString &strDefaultPath)
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| 57 | : m_strDefaultName(strDefaultName.isEmpty() ? QString("NewVirtualDisk1") : strDefaultName)
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| 58 | , m_strDefaultPath(strDefaultPath)
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| 59 | , m_uMediumSizeMin(_4M)
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| 60 | , m_uMediumSizeMax(vboxGlobal().virtualBox().GetSystemProperties().GetInfoVDSize())
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| 61 | {
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| 62 | }
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| 63 |
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| 64 | void UIWizardNewVDPage3::onSelectLocationButtonClicked()
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| 65 | {
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| 66 | /* Get current folder and filename: */
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| 67 | QFileInfo fullFilePath(mediumPath());
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| 68 | QDir folder = fullFilePath.path();
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| 69 | QString strFileName = fullFilePath.fileName();
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| 70 |
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| 71 | /* Set the first parent folder that exists as the current: */
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| 72 | while (!folder.exists() && !folder.isRoot())
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| 73 | {
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| 74 | QFileInfo folderInfo(folder.absolutePath());
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| 75 | if (folder == QDir(folderInfo.absolutePath()))
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| 76 | break;
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| 77 | folder = folderInfo.absolutePath();
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| 78 | }
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| 79 |
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| 80 | /* But if it doesn't exists at all: */
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| 81 | if (!folder.exists() || folder.isRoot())
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| 82 | {
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| 83 | /* Use recommended one folder: */
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| 84 | QFileInfo defaultFilePath(absoluteFilePath(strFileName, m_strDefaultPath));
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| 85 | folder = defaultFilePath.path();
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| 86 | }
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| 87 |
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| 88 | /* Prepare backends list: */
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| 89 | QVector<QString> fileExtensions;
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| 90 | QVector<KDeviceType> deviceTypes;
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| 91 | CMediumFormat mediumFormat = fieldImp("mediumFormat").value<CMediumFormat>();
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| 92 | mediumFormat.DescribeFileExtensions(fileExtensions, deviceTypes);
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| 93 | QStringList validExtensionList;
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| 94 | for (int i = 0; i < fileExtensions.size(); ++i)
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| 95 | if (deviceTypes[i] == KDeviceType_HardDisk)
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| 96 | validExtensionList << QString("*.%1").arg(fileExtensions[i]);
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| 97 | /* Compose full filter list: */
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| 98 | QString strBackendsList = QString("%1 (%2)").arg(mediumFormat.GetName()).arg(validExtensionList.join(" "));
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| 99 |
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| 100 | /* Open corresponding file-dialog: */
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| 101 | QString strChosenFilePath = QIFileDialog::getSaveFileName(folder.absoluteFilePath(strFileName),
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| 102 | strBackendsList, thisImp(),
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| 103 | VBoxGlobal::tr("Please choose a location for new virtual hard disk file"));
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| 104 |
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| 105 | /* If there was something really chosen: */
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| 106 | if (!strChosenFilePath.isEmpty())
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| 107 | {
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| 108 | /* If valid file extension is missed, append it: */
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| 109 | if (QFileInfo(strChosenFilePath).suffix().isEmpty())
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| 110 | strChosenFilePath += QString(".%1").arg(m_strDefaultExtension);
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| 111 | m_pLocationEditor->setText(QDir::toNativeSeparators(strChosenFilePath));
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| 112 | m_pLocationEditor->selectAll();
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| 113 | m_pLocationEditor->setFocus();
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| 114 | }
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| 115 | }
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| 116 |
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| 117 | /* static */
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| 118 | QString UIWizardNewVDPage3::toFileName(const QString &strName, const QString &strExtension)
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| 119 | {
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| 120 | /* Convert passed name to native separators (it can be full, actually): */
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| 121 | QString strFileName = QDir::toNativeSeparators(strName);
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| 122 |
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| 123 | /* Remove all trailing dots to avoid multiple dots before extension: */
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| 124 | int iLen;
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| 125 | while (iLen = strFileName.length(), iLen > 0 && strFileName[iLen - 1] == '.')
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| 126 | strFileName.truncate(iLen - 1);
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| 127 |
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| 128 | /* Add passed extension if its not done yet: */
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| 129 | if (QFileInfo(strFileName).suffix().toLower() != strExtension)
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| 130 | strFileName += QString(".%1").arg(strExtension);
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| 131 |
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| 132 | /* Return result: */
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| 133 | return strFileName;
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| 134 | }
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| 135 |
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| 136 | /* static */
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| 137 | QString UIWizardNewVDPage3::absoluteFilePath(const QString &strFileName, const QString &strDefaultPath)
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| 138 | {
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| 139 | /* Wrap file-info around received file name: */
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| 140 | QFileInfo fileInfo(strFileName);
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| 141 | /* If path-info is relative or there is no path-info at all: */
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| 142 | if (fileInfo.fileName() == strFileName || fileInfo.isRelative())
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| 143 | {
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| 144 | /* Resolve path on the basis of default path we have: */
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| 145 | fileInfo = QFileInfo(strDefaultPath, strFileName);
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| 146 | }
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| 147 | /* Return full absolute hard disk file path: */
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| 148 | return QDir::toNativeSeparators(fileInfo.absoluteFilePath());
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| 149 | }
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| 150 |
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| 151 | /* static */
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| 152 | QString UIWizardNewVDPage3::defaultExtension(const CMediumFormat &mediumFormatRef)
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| 153 | {
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| 154 | /* Load extension / device list: */
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| 155 | QVector<QString> fileExtensions;
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| 156 | QVector<KDeviceType> deviceTypes;
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| 157 | CMediumFormat mediumFormat(mediumFormatRef);
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| 158 | mediumFormat.DescribeFileExtensions(fileExtensions, deviceTypes);
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| 159 | for (int i = 0; i < fileExtensions.size(); ++i)
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| 160 | if (deviceTypes[i] == KDeviceType_HardDisk)
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| 161 | return fileExtensions[i].toLower();
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| 162 | AssertMsgFailed(("Extension can't be NULL!\n"));
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| 163 | return QString();
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| 164 | }
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| 165 |
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| 166 | QString UIWizardNewVDPage3::mediumPath() const
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| 167 | {
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| 168 | return absoluteFilePath(toFileName(m_pLocationEditor->text(), m_strDefaultExtension), m_strDefaultPath);
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| 169 | }
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| 170 |
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| 171 | qulonglong UIWizardNewVDPage3::mediumSize() const
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| 172 | {
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| 173 | return m_pEditorSize->mediumSize();
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| 174 | }
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| 175 |
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| 176 | void UIWizardNewVDPage3::setMediumSize(qulonglong uMediumSize)
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| 177 | {
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| 178 | m_pEditorSize->setMediumSize(uMediumSize);
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| 179 | }
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| 180 |
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| 181 | UIWizardNewVDPageBasic3::UIWizardNewVDPageBasic3(const QString &strDefaultName, const QString &strDefaultPath, qulonglong uDefaultSize)
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| 182 | : UIWizardNewVDPage3(strDefaultName, strDefaultPath)
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| 183 | {
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| 184 | /* Create widgets: */
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| 185 | QVBoxLayout *pMainLayout = new QVBoxLayout(this);
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| 186 | {
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| 187 | m_pLocationLabel = new QIRichTextLabel(this);
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| 188 | QHBoxLayout *pLocationLayout = new QHBoxLayout;
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| 189 | {
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| 190 | m_pLocationEditor = new QLineEdit(this);
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| 191 | m_pLocationOpenButton = new QIToolButton(this);
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| 192 | {
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| 193 | m_pLocationOpenButton->setAutoRaise(true);
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| 194 | m_pLocationOpenButton->setIcon(UIIconPool::iconSet(":/select_file_16px.png", "select_file_disabled_16px.png"));
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| 195 | }
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| 196 | pLocationLayout->addWidget(m_pLocationEditor);
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| 197 | pLocationLayout->addWidget(m_pLocationOpenButton);
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| 198 | }
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| 199 | m_pSizeLabel = new QIRichTextLabel(this);
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| 200 | m_pEditorSize = new UIMediumSizeEditor;
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| 201 | setMediumSize(uDefaultSize);
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| 202 | pMainLayout->addWidget(m_pLocationLabel);
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| 203 | pMainLayout->addLayout(pLocationLayout);
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| 204 | pMainLayout->addWidget(m_pSizeLabel);
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| 205 | pMainLayout->addWidget(m_pEditorSize);
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| 206 | pMainLayout->addStretch();
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| 207 | }
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| 208 |
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| 209 | /* Setup connections: */
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| 210 | connect(m_pLocationEditor, &QLineEdit::textChanged, this, &UIWizardNewVDPageBasic3::completeChanged);
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| 211 | connect(m_pLocationOpenButton, &QIToolButton::clicked, this, &UIWizardNewVDPageBasic3::sltSelectLocationButtonClicked);
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| 212 | connect(m_pEditorSize, &UIMediumSizeEditor::sigSizeChanged, this, &UIWizardNewVDPageBasic3::completeChanged);
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| 213 |
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| 214 | /* Register fields: */
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| 215 | registerField("mediumPath", this, "mediumPath");
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| 216 | registerField("mediumSize", this, "mediumSize");
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| 217 | }
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| 218 |
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| 219 | void UIWizardNewVDPageBasic3::sltSelectLocationButtonClicked()
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| 220 | {
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| 221 | /* Call to base-class: */
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| 222 | onSelectLocationButtonClicked();
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| 223 | }
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| 224 |
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| 225 | void UIWizardNewVDPageBasic3::retranslateUi()
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| 226 | {
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| 227 | /* Translate page: */
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| 228 | setTitle(UIWizardNewVD::tr("File location and size"));
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| 229 |
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| 230 | /* Translate widgets: */
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| 231 | m_pLocationLabel->setText(UIWizardNewVD::tr("Please type the name of the new virtual hard disk file into the box below or "
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| 232 | "click on the folder icon to select a different folder to create the file in."));
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| 233 | m_pLocationOpenButton->setToolTip(UIWizardNewVD::tr("Choose a location for new virtual hard disk file..."));
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| 234 | m_pSizeLabel->setText(UIWizardNewVD::tr("Select the size of the virtual hard disk in megabytes. "
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| 235 | "This size is the limit on the amount of file data "
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| 236 | "that a virtual machine will be able to store on the hard disk."));
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| 237 | }
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| 238 |
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| 239 | void UIWizardNewVDPageBasic3::initializePage()
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| 240 | {
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| 241 | /* Translate page: */
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| 242 | retranslateUi();
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| 243 |
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| 244 | /* Get default extension for new virtual-disk: */
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| 245 | m_strDefaultExtension = defaultExtension(field("mediumFormat").value<CMediumFormat>());
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| 246 | /* Set default name as text for location editor: */
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| 247 | m_pLocationEditor->setText(m_strDefaultName);
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| 248 | }
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| 249 |
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| 250 | bool UIWizardNewVDPageBasic3::isComplete() const
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| 251 | {
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| 252 | /* Make sure current name is not empty and current size feats the bounds: */
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| 253 | return !m_pLocationEditor->text().trimmed().isEmpty() &&
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| 254 | mediumSize() >= m_uMediumSizeMin && mediumSize() <= m_uMediumSizeMax;
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| 255 | }
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| 256 |
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| 257 | bool UIWizardNewVDPageBasic3::validatePage()
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| 258 | {
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| 259 | /* Initial result: */
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| 260 | bool fResult = true;
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| 261 |
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| 262 | /* Make sure such file doesn't exists already: */
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| 263 | QString strMediumPath(mediumPath());
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| 264 | fResult = !QFileInfo(strMediumPath).exists();
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| 265 | if (!fResult)
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| 266 | msgCenter().cannotOverwriteHardDiskStorage(strMediumPath, this);
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| 267 |
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| 268 | if (fResult)
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| 269 | fResult = checkFATSizeLimitation();
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| 270 |
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| 271 | if (!fResult)
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| 272 | msgCenter().cannotCreateHardDiskStorageInFAT(strMediumPath, this);
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| 273 | else
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| 274 | {
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| 275 | /* Lock finish button: */
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| 276 | startProcessing();
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| 277 |
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| 278 | /* Try to create virtual hard drive file: */
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| 279 | fResult = qobject_cast<UIWizardNewVD*>(wizard())->createVirtualDisk();
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| 280 | /* Unlock finish button: */
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| 281 | endProcessing();
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| 282 | }
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| 283 |
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| 284 | /* Return result: */
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| 285 | return fResult;
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| 286 | }
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| 287 |
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| 288 | bool UIWizardNewVDPage3::checkFATSizeLimitation()
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| 289 | {
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| 290 | QString strMediumPath(mediumPath());
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| 291 | RTFSTYPE enmType;
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| 292 | int rc = RTFsQueryType(QFileInfo(strMediumPath).absolutePath().toLatin1().constData(), &enmType);
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| 293 | if (RT_SUCCESS(rc))
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| 294 | {
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| 295 | if (enmType == RTFSTYPE_FAT)
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| 296 | {
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| 297 | /* Limit the medium size to 4GB. minus 128 MB for file overhead: */
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| 298 | qulonglong fatLimit = 4 * pow(2,30) - 128 * pow(2, 20);
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| 299 | if (mediumSize() >= fatLimit)
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| 300 | return false;
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| 301 | }
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| 302 | }
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| 303 | return true;
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| 304 | }
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