VirtualBox

source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/UITakeSnapshotDialog.cpp@ 103551

Last change on this file since 103551 was 101560, checked in by vboxsync, 12 months ago

FE/Qt: bugref:10450: Bits forgotten in r159636.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 10.8 KB
Line 
1/* $Id: UITakeSnapshotDialog.cpp 101560 2023-10-23 16:10:12Z vboxsync $ */
2/** @file
3 * VBox Qt GUI - UITakeSnapshotDialog class implementation.
4 */
5
6/*
7 * Copyright (C) 2006-2023 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * SPDX-License-Identifier: GPL-3.0-only
26 */
27
28/* Qt includes: */
29#include <QGridLayout>
30#include <QLabel>
31#include <QLineEdit>
32#include <QPushButton>
33#include <QStyle>
34#include <QWindow>
35
36/* GUI includes: */
37#include "QIDialogButtonBox.h"
38#include "QILabel.h"
39#include "VBoxUtils.h"
40#include "UICommon.h"
41#include "UIDesktopWidgetWatchdog.h"
42#include "UIHelpBrowserDialog.h"
43#include "UITakeSnapshotDialog.h"
44
45
46UITakeSnapshotDialog::UITakeSnapshotDialog(QWidget *pParent, ulong cImmutableMedia)
47 : QIWithRetranslateUI<QIDialog>(pParent)
48 , m_cImmutableMedia(cImmutableMedia)
49 , m_pLabelIcon(0)
50 , m_pLabelName(0), m_pEditorName(0)
51 , m_pLabelDescription(0), m_pEditorDescription(0)
52 , m_pLabelInfo(0)
53 , m_pButtonBox(0)
54{
55 prepare();
56}
57
58void UITakeSnapshotDialog::setIcon(const QIcon &icon)
59{
60 m_icon = icon;
61 updatePixmap();
62}
63
64void UITakeSnapshotDialog::setName(const QString &strName)
65{
66 m_pEditorName->setText(strName);
67}
68
69QString UITakeSnapshotDialog::name() const
70{
71 return m_pEditorName->text();
72}
73
74QString UITakeSnapshotDialog::description() const
75{
76 return m_pEditorDescription->toPlainText();
77}
78
79bool UITakeSnapshotDialog::event(QEvent *pEvent)
80{
81 /* Handle know event types: */
82 switch (pEvent->type())
83 {
84 case QEvent::Show:
85 case QEvent::ScreenChangeInternal:
86 {
87 /* Update pixmap: */
88 updatePixmap();
89 break;
90 }
91 default:
92 break;
93 }
94
95 /* Call to base-class: */
96 return QIWithRetranslateUI<QIDialog>::event(pEvent);
97}
98
99void UITakeSnapshotDialog::retranslateUi()
100{
101 setWindowTitle(tr("Take Snapshot of Virtual Machine"));
102 m_pLabelName->setText(tr("Snapshot &Name"));
103 m_pEditorName->setToolTip(tr("Holds the snapshot name"));
104 m_pLabelDescription->setText(tr("Snapshot &Description"));
105 m_pEditorDescription->setToolTip(tr("Holds the snapshot description"));
106 m_pLabelInfo->setText(tr("Warning: You are taking a snapshot of a running machine which has %n immutable image(s) "
107 "attached to it. As long as you are working from this snapshot the immutable image(s) "
108 "will not be reset to avoid loss of data.", "", m_cImmutableMedia));
109
110 if (m_pButtonBox)
111 {
112 m_pButtonBox->button(QDialogButtonBox::Ok)->setText(tr("Ok"));
113 m_pButtonBox->button(QDialogButtonBox::Cancel)->setText(tr("Cancel"));
114 m_pButtonBox->button(QDialogButtonBox::Help)->setText(tr("Help"));
115
116 m_pButtonBox->button(QDialogButtonBox::Ok)->setStatusTip(tr("Take Snapshot and close the dialog"));
117 m_pButtonBox->button(QDialogButtonBox::Cancel)->setStatusTip(tr("Close dialog without taking a snapshot"));
118 m_pButtonBox->button(QDialogButtonBox::Help)->setStatusTip(tr("Show dialog help"));
119
120 m_pButtonBox->button(QDialogButtonBox::Help)->setShortcut(QKeySequence::HelpContents);
121
122 if (m_pButtonBox->button(QDialogButtonBox::Ok)->shortcut().toString().isEmpty())
123 m_pButtonBox->button(QDialogButtonBox::Ok)->setToolTip(tr("Accept"));
124 else
125 m_pButtonBox->button(QDialogButtonBox::Ok)->setToolTip(tr("Accept (%1)").arg(m_pButtonBox->button(QDialogButtonBox::Ok)->shortcut().toString()));
126
127 if (m_pButtonBox->button(QDialogButtonBox::Cancel)->shortcut().toString().isEmpty())
128 m_pButtonBox->button(QDialogButtonBox::Cancel)->setToolTip(tr("Cancel"));
129 else
130 m_pButtonBox->button(QDialogButtonBox::Cancel)->setToolTip(tr("Cancel (%1)").arg(m_pButtonBox->button(QDialogButtonBox::Cancel)->shortcut().toString()));
131
132 if (m_pButtonBox->button(QDialogButtonBox::Help)->shortcut().toString().isEmpty())
133 m_pButtonBox->button(QDialogButtonBox::Help)->setToolTip(tr("Show Help"));
134 else
135 m_pButtonBox->button(QDialogButtonBox::Help)->setToolTip(tr("Show Help (%1)").arg(m_pButtonBox->button(QDialogButtonBox::Help)->shortcut().toString()));
136 }
137}
138
139void UITakeSnapshotDialog::sltHandleNameChanged(const QString &strName)
140{
141 /* Update button state depending on snapshot name value: */
142 m_pButtonBox->button(QDialogButtonBox::Ok)->setEnabled(!strName.trimmed().isEmpty());
143}
144
145void UITakeSnapshotDialog::prepare()
146{
147 /* Prepare contents: */
148 prepareContents();
149
150 /* Apply language settings: */
151 retranslateUi();
152
153 /* Invent minimum size: */
154 QSize minimumSize;
155 const int iHostScreen = UIDesktopWidgetWatchdog::screenNumber(parentWidget());
156 if (iHostScreen >= 0 && iHostScreen < UIDesktopWidgetWatchdog::screenCount())
157 {
158 /* On the basis of current host-screen geometry if possible: */
159 const QRect screenGeometry = gpDesktop->screenGeometry(iHostScreen);
160 if (screenGeometry.isValid())
161 minimumSize = screenGeometry.size() / 4;
162 }
163 /* Fallback to default size if we failed: */
164 if (minimumSize.isNull())
165 minimumSize = QSize(800, 600);
166 /* Resize to initial size: */
167 setMinimumSize(minimumSize);
168}
169
170void UITakeSnapshotDialog::prepareContents()
171{
172 /* Create layout: */
173 QGridLayout *pLayout = new QGridLayout(this);
174 if (pLayout)
175 {
176 /* Configure layout: */
177#ifdef VBOX_WS_MAC
178 pLayout->setSpacing(20);
179 pLayout->setContentsMargins(40, 20, 40, 20);
180#else
181 pLayout->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutHorizontalSpacing) * 2);
182#endif
183
184 /* Create sub-layout: */
185 QVBoxLayout *pSubLayout1 = new QVBoxLayout;
186 if (pSubLayout1)
187 {
188 /* Create icon label: */
189 m_pLabelIcon = new QLabel;
190 if (m_pLabelIcon)
191 {
192 /* Configure label: */
193 m_pLabelIcon->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
194
195 /* Add into layout: */
196 pSubLayout1->addWidget(m_pLabelIcon);
197 }
198
199 /* Add stretch: */
200 pSubLayout1->addStretch();
201
202 /* Add into layout: */
203 pLayout->addLayout(pSubLayout1, 0, 0, 2, 1);
204 }
205
206 /* Create sub-layout 2: */
207 QVBoxLayout *pSubLayout2 = new QVBoxLayout;
208 if (pSubLayout2)
209 {
210 /* Configure layout: */
211#ifdef VBOX_WS_MAC
212 pSubLayout2->setSpacing(5);
213#else
214 pSubLayout2->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutVerticalSpacing) / 2);
215#endif
216
217 /* Create name label: */
218 m_pLabelName = new QLabel;
219 if (m_pLabelName)
220 {
221 /* Add into layout: */
222 pSubLayout2->addWidget(m_pLabelName);
223 }
224
225 /* Create name editor: */
226 m_pEditorName = new QLineEdit;
227 if (m_pEditorName)
228 {
229 /* Configure editor: */
230 m_pLabelName->setBuddy(m_pEditorName);
231 connect(m_pEditorName, &QLineEdit::textChanged,
232 this, &UITakeSnapshotDialog::sltHandleNameChanged);
233
234 /* Add into layout: */
235 pSubLayout2->addWidget(m_pEditorName);
236 }
237
238 /* Add into layout: */
239 pLayout->addLayout(pSubLayout2, 0, 1);
240 }
241
242 /* Create sub-layout 3: */
243 QVBoxLayout *pSubLayout3 = new QVBoxLayout;
244 if (pSubLayout3)
245 {
246 /* Configure layout: */
247#ifdef VBOX_WS_MAC
248 pSubLayout3->setSpacing(5);
249#else
250 pSubLayout3->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutVerticalSpacing) / 2);
251#endif
252
253 /* Create description label: */
254 m_pLabelDescription = new QLabel;
255 if (m_pLabelDescription)
256 {
257 /* Add into layout: */
258 pSubLayout3->addWidget(m_pLabelDescription);
259 }
260
261 /* Create description editor: */
262 m_pEditorDescription = new QTextEdit;
263 if (m_pEditorDescription)
264 {
265 /* Configure editor: */
266 m_pLabelDescription->setBuddy(m_pEditorDescription);
267
268 /* Add into layout: */
269 pSubLayout3->addWidget(m_pEditorDescription);
270 }
271
272 /* Add into layout: */
273 pLayout->addLayout(pSubLayout3, 1, 1);
274 }
275
276 /* Create information label: */
277 m_pLabelInfo = new QILabel;
278 if (m_pLabelInfo)
279 {
280 /* Configure label: */
281 m_pLabelInfo->setWordWrap(true);
282 m_pLabelInfo->useSizeHintForWidth(400);
283
284 /* Hide if machine have no immutable attachments: */
285 if (!m_cImmutableMedia)
286 m_pLabelInfo->setHidden(true);
287
288 /* Add into layout: */
289 pLayout->addWidget(m_pLabelInfo, 2, 0, 1, 2);
290 }
291
292 /* Create button-box: */
293 m_pButtonBox = new QIDialogButtonBox;
294 if (m_pButtonBox)
295 {
296 /* Configure button-box: */
297 m_pButtonBox->setStandardButtons( QDialogButtonBox::Ok
298 | QDialogButtonBox::Cancel
299 | QDialogButtonBox::Help);
300 connect(m_pButtonBox, &QIDialogButtonBox::accepted,
301 this, &UITakeSnapshotDialog::accept);
302 connect(m_pButtonBox, &QIDialogButtonBox::rejected,
303 this, &UITakeSnapshotDialog::reject);
304 connect(m_pButtonBox->button(QIDialogButtonBox::Help), &QPushButton::pressed,
305 m_pButtonBox, &QIDialogButtonBox::sltHandleHelpRequest);
306 m_pButtonBox->button(QDialogButtonBox::Help)->setShortcut(QKeySequence::HelpContents);
307 uiCommon().setHelpKeyword(m_pButtonBox->button(QIDialogButtonBox::Help), "snapshots");
308
309 /* Add into layout: */
310 pLayout->addWidget(m_pButtonBox, 3, 0, 1, 2);
311 }
312 }
313}
314
315void UITakeSnapshotDialog::updatePixmap()
316{
317 const int iIconMetric = QApplication::style()->pixelMetric(QStyle::PM_LargeIconSize);
318 const qreal fDevicePixelRatio = windowHandle() ? windowHandle()->devicePixelRatio() : 1;
319 m_pLabelIcon->setPixmap(m_icon.pixmap(QSize(iIconMetric, iIconMetric), fDevicePixelRatio));
320}
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