UITakeSnapshotDialog.cpp@ 100347

Last change on this file since 100347 was 100075, checked in by vboxsync, 18 months ago
FE/Qt: bugref:10450: Qt6 compatibility bits for QIcon; Good old QIcon::pixmap taking QWindow is deprecated in Qt6; Reworking a lot of calls to use devicePixelRatio acquired beforehand.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 11.0 KB

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1	/* $Id: UITakeSnapshotDialog.cpp 100075 2023-06-05 16:38:02Z 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	#ifdef VBOX_IS_QT6_OR_LATER
35	# include <QWindow>
36	#endif
37
38	/* GUI includes: */
39	#include "QIDialogButtonBox.h"
40	#include "QILabel.h"
41	#include "VBoxUtils.h"
42	#include "UICommon.h"
43	#include "UIDesktopWidgetWatchdog.h"
44	#include "UIHelpBrowserDialog.h"
45	#include "UITakeSnapshotDialog.h"
46
47
48	UITakeSnapshotDialog::UITakeSnapshotDialog(QWidget *pParent, ulong cImmutableMedia)
49	: QIWithRetranslateUI<QIDialog>(pParent)
50	, m_cImmutableMedia(cImmutableMedia)
51	, m_pLabelIcon(0)
52	, m_pLabelName(0), m_pEditorName(0)
53	, m_pLabelDescription(0), m_pEditorDescription(0)
54	, m_pLabelInfo(0)
55	, m_pButtonBox(0)
56	{
57	prepare();
58	}
59
60	void UITakeSnapshotDialog::setIcon(const QIcon &icon)
61	{
62	m_icon = icon;
63	updatePixmap();
64	}
65
66	void UITakeSnapshotDialog::setName(const QString &strName)
67	{
68	m_pEditorName->setText(strName);
69	}
70
71	QString UITakeSnapshotDialog::name() const
72	{
73	return m_pEditorName->text();
74	}
75
76	QString UITakeSnapshotDialog::description() const
77	{
78	return m_pEditorDescription->toPlainText();
79	}
80
81	bool UITakeSnapshotDialog::event(QEvent *pEvent)
82	{
83	/* Handle know event types: */
84	switch (pEvent->type())
85	{
86	case QEvent::Show:
87	case QEvent::ScreenChangeInternal:
88	{
89	/* Update pixmap: */
90	updatePixmap();
91	break;
92	}
93	default:
94	break;
95	}
96
97	/* Call to base-class: */
98	return QIWithRetranslateUI<QIDialog>::event(pEvent);
99	}
100
101	void UITakeSnapshotDialog::retranslateUi()
102	{
103	setWindowTitle(tr("Take Snapshot of Virtual Machine"));
104	m_pLabelName->setText(tr("Snapshot &Name"));
105	m_pEditorName->setToolTip(tr("Holds the snapshot name"));
106	m_pLabelDescription->setText(tr("Snapshot &Description"));
107	m_pEditorDescription->setToolTip(tr("Holds the snapshot description"));
108	m_pLabelInfo->setText(tr("Warning: You are taking a snapshot of a running machine which has %n immutable image(s) "
109	"attached to it. As long as you are working from this snapshot the immutable image(s) "
110	"will not be reset to avoid loss of data.", "", m_cImmutableMedia));
111
112	if (m_pButtonBox)
113	{
114	m_pButtonBox->button(QDialogButtonBox::Ok)->setText(tr("Ok"));
115	m_pButtonBox->button(QDialogButtonBox::Cancel)->setText(tr("Cancel"));
116	m_pButtonBox->button(QDialogButtonBox::Help)->setText(tr("Help"));
117
118	m_pButtonBox->button(QDialogButtonBox::Ok)->setStatusTip(tr("Take Snapshot and close the dialog"));
119	m_pButtonBox->button(QDialogButtonBox::Cancel)->setStatusTip(tr("Close dialog without taking a snapshot"));
120	m_pButtonBox->button(QDialogButtonBox::Help)->setStatusTip(tr("Show dialog help"));
121
122	m_pButtonBox->button(QDialogButtonBox::Help)->setShortcut(QKeySequence::HelpContents);
123
124	if (m_pButtonBox->button(QDialogButtonBox::Ok)->shortcut().toString().isEmpty())
125	m_pButtonBox->button(QDialogButtonBox::Ok)->setToolTip(tr("Accept"));
126	else
127	m_pButtonBox->button(QDialogButtonBox::Ok)->setToolTip(tr("Accept (%1)").arg(m_pButtonBox->button(QDialogButtonBox::Ok)->shortcut().toString()));
128
129	if (m_pButtonBox->button(QDialogButtonBox::Cancel)->shortcut().toString().isEmpty())
130	m_pButtonBox->button(QDialogButtonBox::Cancel)->setToolTip(tr("Cancel"));
131	else
132	m_pButtonBox->button(QDialogButtonBox::Cancel)->setToolTip(tr("Cancel (%1)").arg(m_pButtonBox->button(QDialogButtonBox::Cancel)->shortcut().toString()));
133
134	if (m_pButtonBox->button(QDialogButtonBox::Help)->shortcut().toString().isEmpty())
135	m_pButtonBox->button(QDialogButtonBox::Help)->setToolTip(tr("Show Help"));
136	else
137	m_pButtonBox->button(QDialogButtonBox::Help)->setToolTip(tr("Show Help (%1)").arg(m_pButtonBox->button(QDialogButtonBox::Help)->shortcut().toString()));
138	}
139	}
140
141	void UITakeSnapshotDialog::sltHandleNameChanged(const QString &strName)
142	{
143	/* Update button state depending on snapshot name value: */
144	m_pButtonBox->button(QDialogButtonBox::Ok)->setEnabled(!strName.trimmed().isEmpty());
145	}
146
147	void UITakeSnapshotDialog::prepare()
148	{
149	/* Prepare contents: */
150	prepareContents();
151
152	/* Apply language settings: */
153	retranslateUi();
154
155	/* Invent minimum size: */
156	QSize minimumSize;
157	const int iHostScreen = UIDesktopWidgetWatchdog::screenNumber(parentWidget());
158	if (iHostScreen >= 0 && iHostScreen < UIDesktopWidgetWatchdog::screenCount())
159	{
160	/* On the basis of current host-screen geometry if possible: */
161	const QRect screenGeometry = gpDesktop->screenGeometry(iHostScreen);
162	if (screenGeometry.isValid())
163	minimumSize = screenGeometry.size() / 4;
164	}
165	/* Fallback to default size if we failed: */
166	if (minimumSize.isNull())
167	minimumSize = QSize(800, 600);
168	/* Resize to initial size: */
169	setMinimumSize(minimumSize);
170	}
171
172	void UITakeSnapshotDialog::prepareContents()
173	{
174	/* Create layout: */
175	QGridLayout *pLayout = new QGridLayout(this);
176	if (pLayout)
177	{
178	/* Configure layout: */
179	#ifdef VBOX_WS_MAC
180	pLayout->setSpacing(20);
181	pLayout->setContentsMargins(40, 20, 40, 20);
182	#else
183	pLayout->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutHorizontalSpacing) * 2);
184	#endif
185
186	/* Create sub-layout: */
187	QVBoxLayout *pSubLayout1 = new QVBoxLayout;
188	if (pSubLayout1)
189	{
190	/* Create icon label: */
191	m_pLabelIcon = new QLabel;
192	if (m_pLabelIcon)
193	{
194	/* Configure label: */
195	m_pLabelIcon->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
196
197	/* Add into layout: */
198	pSubLayout1->addWidget(m_pLabelIcon);
199	}
200
201	/* Add stretch: */
202	pSubLayout1->addStretch();
203
204	/* Add into layout: */
205	pLayout->addLayout(pSubLayout1, 0, 0, 2, 1);
206	}
207
208	/* Create sub-layout 2: */
209	QVBoxLayout *pSubLayout2 = new QVBoxLayout;
210	if (pSubLayout2)
211	{
212	/* Configure layout: */
213	#ifdef VBOX_WS_MAC
214	pSubLayout2->setSpacing(5);
215	#else
216	pSubLayout2->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutVerticalSpacing) / 2);
217	#endif
218
219	/* Create name label: */
220	m_pLabelName = new QLabel;
221	if (m_pLabelName)
222	{
223	/* Add into layout: */
224	pSubLayout2->addWidget(m_pLabelName);
225	}
226
227	/* Create name editor: */
228	m_pEditorName = new QLineEdit;
229	if (m_pEditorName)
230	{
231	/* Configure editor: */
232	m_pLabelName->setBuddy(m_pEditorName);
233	connect(m_pEditorName, &QLineEdit::textChanged,
234	this, &UITakeSnapshotDialog::sltHandleNameChanged);
235
236	/* Add into layout: */
237	pSubLayout2->addWidget(m_pEditorName);
238	}
239
240	/* Add into layout: */
241	pLayout->addLayout(pSubLayout2, 0, 1);
242	}
243
244	/* Create sub-layout 3: */
245	QVBoxLayout *pSubLayout3 = new QVBoxLayout;
246	if (pSubLayout3)
247	{
248	/* Configure layout: */
249	#ifdef VBOX_WS_MAC
250	pSubLayout3->setSpacing(5);
251	#else
252	pSubLayout3->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutVerticalSpacing) / 2);
253	#endif
254
255	/* Create description label: */
256	m_pLabelDescription = new QLabel;
257	if (m_pLabelDescription)
258	{
259	/* Add into layout: */
260	pSubLayout3->addWidget(m_pLabelDescription);
261	}
262
263	/* Create description editor: */
264	m_pEditorDescription = new QTextEdit;
265	if (m_pEditorDescription)
266	{
267	/* Configure editor: */
268	m_pLabelDescription->setBuddy(m_pEditorDescription);
269
270	/* Add into layout: */
271	pSubLayout3->addWidget(m_pEditorDescription);
272	}
273
274	/* Add into layout: */
275	pLayout->addLayout(pSubLayout3, 1, 1);
276	}
277
278	/* Create information label: */
279	m_pLabelInfo = new QILabel;
280	if (m_pLabelInfo)
281	{
282	/* Configure label: */
283	m_pLabelInfo->setWordWrap(true);
284	m_pLabelInfo->useSizeHintForWidth(400);
285
286	/* Hide if machine have no immutable attachments: */
287	if (!m_cImmutableMedia)
288	m_pLabelInfo->setHidden(true);
289
290	/* Add into layout: */
291	pLayout->addWidget(m_pLabelInfo, 2, 0, 1, 2);
292	}
293
294	/* Create button-box: */
295	m_pButtonBox = new QIDialogButtonBox;
296	if (m_pButtonBox)
297	{
298	/* Configure button-box: */
299	m_pButtonBox->setStandardButtons( QDialogButtonBox::Ok
300	\| QDialogButtonBox::Cancel
301	\| QDialogButtonBox::Help);
302	connect(m_pButtonBox, &QIDialogButtonBox::accepted,
303	this, &UITakeSnapshotDialog::accept);
304	connect(m_pButtonBox, &QIDialogButtonBox::rejected,
305	this, &UITakeSnapshotDialog::reject);
306	connect(m_pButtonBox->button(QIDialogButtonBox::Help), &QPushButton::pressed,
307	m_pButtonBox, &QIDialogButtonBox::sltHandleHelpRequest);
308	m_pButtonBox->button(QDialogButtonBox::Help)->setShortcut(QKeySequence::HelpContents);
309	uiCommon().setHelpKeyword(m_pButtonBox->button(QIDialogButtonBox::Help), "snapshots");
310
311	/* Add into layout: */
312	pLayout->addWidget(m_pButtonBox, 3, 0, 1, 2);
313	}
314	}
315	}
316
317	void UITakeSnapshotDialog::updatePixmap()
318	{
319	const int iIconMetric = QApplication::style()->pixelMetric(QStyle::PM_LargeIconSize);
320	#ifndef VBOX_IS_QT6_OR_LATER /* QIcon::pixmap taking QWindow is deprecated in Qt6 */
321	m_pLabelIcon->setPixmap(m_icon.pixmap(windowHandle(), QSize(iIconMetric, iIconMetric)));
322	#else
323	const qreal fDevicePixelRatio = windowHandle() ? windowHandle()->devicePixelRatio() : 1;
324	m_pLabelIcon->setPixmap(m_icon.pixmap(QSize(iIconMetric, iIconMetric), fDevicePixelRatio));
325	#endif
326	}

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source: vbox/trunk/src/VBox/Frontends/VirtualBox/src/UITakeSnapshotDialog.cpp@ 100347

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