git.iko.soy/unity8
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unity8/src/ShellView.cpp
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1/*
2 * Copyright (C) 2015 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17#include "ShellView.h"
19// Qt
20#include <QQmlContext>
21#include <QQuickItem>
23// local
24#include <paths.h>
26ShellView::ShellView(QQmlEngine *engine, QObject *qmlArgs)
27 : QQuickView(engine, nullptr)
29 setResizeMode(QQuickView::SizeRootObjectToView);
30 setColor("black");
31 setTitle(QStringLiteral("Unity8"));
33 rootContext()->setContextProperty(QStringLiteral("applicationArguments"), qmlArgs);
35 QUrl source(::qmlDirectory() + "/OrientedShell.qml");
36 setSource(source);
38 connect(this, &QWindow::widthChanged, this, &ShellView::onWidthChanged);
39 connect(this, &QWindow::heightChanged, this, &ShellView::onHeightChanged);
42void ShellView::onWidthChanged(int w)
44 // For good measure in case SizeRootObjectToView doesn't fulfill its promise.
45 //
46 // There's at least one situation that's know to leave the root object with an outdated size.
47 // (really looks like Qt bug)
48 // Happens when starting unity8 with an external monitor already connected.
49 // The QResizeEvent we get still has the size of the first screen and since the resize move is triggered
50 // from the resize event handler, the root item doesn't get resized.
51 // TODO: Confirm the Qt bug and submit a patch upstream
52 if (rootObject()) {
53 rootObject()->setWidth(w);
54 }
57void ShellView::onHeightChanged(int h)
59 // See comment in ShellView::onWidthChanged()
60 if (rootObject()) {
61 rootObject()->setHeight(h);
62 }