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271
src/plugins/coreplugin/welcomemode.cpp
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271
src/plugins/coreplugin/welcomemode.cpp
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/***************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Qt Software Information (qt-info@nokia.com)
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**
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**
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** Non-Open Source Usage
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**
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** Licensees may use this file in accordance with the Qt Beta Version
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** License Agreement, Agreement version 2.2 provided with the Software or,
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** alternatively, in accordance with the terms contained in a written
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** agreement between you and Nokia.
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**
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** GNU General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the packaging
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** of this file. Please review the following information to ensure GNU
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** General Public Licensing requirements will be met:
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**
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** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt GPL Exception version
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** 1.2, included in the file GPL_EXCEPTION.txt in this package.
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**
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***************************************************************************/
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#include "welcomemode.h"
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#include "coreconstants.h"
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#include "uniqueidmanager.h"
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#include "coreimpl.h"
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#include "modemanager.h"
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#ifdef QT_WEBKIT
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#include <QtWebKit/QWebView>
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#include <QtGui/QApplication>
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#include <QtCore/QFileInfo>
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#else
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#include <QtGui/QLabel>
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#endif
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#include <QtGui/QToolBar>
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#include <QtGui/QDesktopServices>
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#include <QtCore/QFile>
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#include <QtCore/QTextStream>
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#include <QtCore/QDebug>
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#include <QtCore/QUrl>
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namespace Core {
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namespace Internal {
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static QString readFile(const QString &name)
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{
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QFile f(name);
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if (!f.open(QIODevice::ReadOnly)) {
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qWarning("Unable to open %s: %s", name.toUtf8().constData(), f.errorString().toUtf8().constData());
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return QString();
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}
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QTextStream ts(&f);
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return ts.readAll();
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}
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struct WelcomeModePrivate {
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WelcomeModePrivate();
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QWidget *m_widget;
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#ifdef QT_WEBKIT
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QWebView *m_webview;
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#else
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QLabel *m_label;
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#endif
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WelcomeMode::WelcomePageData lastData;
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const QString m_htmlTemplate;
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const QString m_sessionHtmlTemplate;
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const QString m_projectHtmlTemplate;
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const QUrl m_baseUrl;
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};
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WelcomeModePrivate::WelcomeModePrivate() :
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m_widget(new QWidget),
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#ifdef QT_WEBKIT
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m_webview(new QWebView),
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#else
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m_label(new QLabel),
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#endif
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m_htmlTemplate(readFile(QLatin1String(":/qworkbench/html/welcome.html"))),
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m_sessionHtmlTemplate(readFile(QLatin1String(":/qworkbench/html/recent_sessions.html"))),
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m_projectHtmlTemplate(readFile(QLatin1String(":/qworkbench/html/recent_projects.html"))),
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m_baseUrl(QUrl(QLatin1String("qrc:/qworkbench/html/welcome.html")))
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{
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}
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#ifndef QT_WEBKIT
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const char *LABEL = "<center><table><tr><td><img src=\":/qworkbench/html/images/product_logo.png\"/></td><td width=300>"
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"<h2><br/><br/>Welcome</h2><p> Qt Creator is an intuitive, modern cross platform IDE that enables "
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"developers to create graphically appealing applications for desktop, "
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"embedded, and mobile devices. "
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"<p><font color=\"red\">(This startup page lacks features due to disabled webkit support)</font>"
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"</td></tr></table>";
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#endif
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// --- WelcomePageData
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bool WelcomeMode::WelcomePageData::operator==(const WelcomePageData &rhs) const
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{
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return previousSession == rhs.previousSession
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&& activeSession == rhs.activeSession
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&& sessionList == rhs.sessionList
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&& projectList == rhs.projectList;
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}
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bool WelcomeMode::WelcomePageData::operator!=(const WelcomePageData &rhs) const
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{
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return previousSession != rhs.previousSession
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|| activeSession != rhs.activeSession
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|| sessionList != rhs.sessionList
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|| projectList != rhs.projectList;
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}
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QDebug operator<<(QDebug dgb, const WelcomeMode::WelcomePageData &d)
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{
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dgb.nospace() << "PreviousSession=" << d.previousSession
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<< " activeSession=" << d.activeSession
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<< " sessionList=" << d.sessionList
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<< " projectList=" << d.projectList;
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return dgb;
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}
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// --- WelcomeMode
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WelcomeMode::WelcomeMode() :
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m_d(new WelcomeModePrivate)
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{
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QVBoxLayout *l = new QVBoxLayout(m_d->m_widget);
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l->setMargin(0);
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l->setSpacing(0);
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l->addWidget(new QToolBar(m_d->m_widget));
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#ifdef QT_WEBKIT
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connect(m_d->m_webview, SIGNAL(linkClicked(QUrl)), this, SLOT(linkClicked(QUrl)));
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WelcomePageData welcomePageData;
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updateWelcomePage(welcomePageData);
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l->addWidget(m_d->m_webview);
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#else
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m_d->m_label->setWordWrap(true);
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m_d->m_label->setAlignment(Qt::AlignCenter);
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m_d->m_label->setText(LABEL);
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l->addWidget(m_d->m_label);
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#endif
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}
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WelcomeMode::~WelcomeMode()
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{
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delete m_d;
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}
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QString WelcomeMode::name() const
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{
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return QLatin1String("Welcome");
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}
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QIcon WelcomeMode::icon() const
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{
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return QIcon(QLatin1String(":/qworkbench/images/qtcreator_logo_32.png"));
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}
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int WelcomeMode::priority() const
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{
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return Constants::P_MODE_WELCOME;
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}
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QWidget* WelcomeMode::widget()
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{
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return m_d->m_widget;
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}
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const char* WelcomeMode::uniqueModeName() const
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{
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return Constants::MODE_WELCOME;
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}
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QList<int> WelcomeMode::context() const
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{
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static QList<int> contexts = QList<int>()
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<< CoreImpl::instance()->uniqueIDManager()->uniqueIdentifier(Constants::C_WELCOME_MODE);
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return contexts;
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}
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void WelcomeMode::updateWelcomePage(const WelcomePageData &welcomePageData)
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{
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// should really only modify the DOM tree
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#ifndef QT_WEBKIT
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Q_UNUSED(welcomePageData);
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#else
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// Update only if data are modified
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if (welcomePageData == m_d->lastData)
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return;
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m_d->lastData = welcomePageData;
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QString html = m_d->m_htmlTemplate;
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if (!welcomePageData.previousSession.isEmpty() || !welcomePageData.projectList.isEmpty()) {
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QString sessionHtml = m_d->m_sessionHtmlTemplate;
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sessionHtml.replace(QLatin1String("LAST_SESSION"), welcomePageData.previousSession);
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if (welcomePageData.sessionList.count() > 1) {
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QString sessions;
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foreach (QString s, welcomePageData.sessionList) {
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QString last;
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if (s == welcomePageData.previousSession)
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last = tr(" (last session)");
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sessions += QString::fromLatin1("<li><p><a href=\"gh-session:%1\">%2%3</a></p></li>").arg(s, s, last);
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}
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sessionHtml.replace(QLatin1String("<!-- RECENT SESSIONS LIST -->"), sessions);
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}
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html.replace(QLatin1String("<!-- RECENT SESSIONS -->"), sessionHtml);
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QString projectHtml = m_d->m_projectHtmlTemplate;
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{
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QString projects;
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QTextStream str(&projects);
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foreach (const QString &s, welcomePageData.projectList) {
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const QFileInfo fi(s);
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str << "<li><p><a href=\"gh-project:" << s << "\" title=\""
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<< fi.absolutePath() << "\">" << fi.fileName() << "</a></p></li>\n";
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}
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projectHtml.replace(QLatin1String("<!-- RECENT PROJECTS LIST -->"), projects);
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}
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html.replace(QLatin1String("<!-- RECENT PROJECTS -->"), projectHtml);
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}
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m_d->m_webview->page()->setLinkDelegationPolicy(QWebPage::DelegateAllLinks);
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m_d->m_webview->setHtml(html, m_d->m_baseUrl);
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#endif
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}
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void WelcomeMode::linkClicked(const QUrl &url)
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{
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QString scheme = url.scheme();
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Core::ModeManager *modeManager = CoreImpl::instance()->modeManager();
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if (scheme.startsWith(QLatin1String("gh"))) {
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QString s = url.toString(QUrl::RemoveScheme);
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if (scheme == QLatin1String("gh")) {
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emit requestHelp(s);
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} else if (scheme == QLatin1String("gh-project")) {
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emit requestProject(s);
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if (modeManager->currentMode() == this)
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modeManager->activateMode(Core::Constants::MODE_EDIT);
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} else if (scheme == QLatin1String("gh-session")) {
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emit requestSession(s);
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if (modeManager->currentMode() == this)
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modeManager->activateMode(Core::Constants::MODE_EDIT);
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}
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} else {
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QDesktopServices::openUrl(url);
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}
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}
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} // namespace Internal
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} // namespace Core
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