src/dolphinpart.cpp

   1 /* This file is part of the KDE project
   2    Copyright (c) 2007 David Faure <faure@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License as published by the Free Software Foundation; either
   7    version 2 of the License, or (at your option) any later version.
   8
   9    This library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public License
  15    along with this library; see the file COPYING.LIB.  If not, write to
  16    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17    Boston, MA 02110-1301, USA.
  18 */
  19
  20 #include "dolphinpart.h"
  21 #include "dolphinsortfilterproxymodel.h"
  22 #include "dolphinview.h"
  23 #include "dolphinmodel.h"
  24
  25 #include <kdirlister.h>
  26 #include <kmessagebox.h>
  27 #include <kparts/browserextension.h>
  28 #include <kparts/genericfactory.h>
  29 #include <QApplication>
  30
  31 typedef KParts::GenericFactory<DolphinPart> DolphinPartFactory;
  32 K_EXPORT_COMPONENT_FACTORY(dolphinpart, DolphinPartFactory)
  33
  34 class DolphinPartBrowserExtension : public KParts::BrowserExtension
  35 {
  36 public:
  37     DolphinPartBrowserExtension( KParts::ReadOnlyPart* part )
  38         : KParts::BrowserExtension( part ) {}
  39 };
  40
  41 DolphinPart::DolphinPart(QWidget* parentWidget, QObject* parent, const QStringList& args)
  42     : KParts::ReadOnlyPart(parent)
  43 {
  44     Q_UNUSED(args)
  45     setComponentData( DolphinPartFactory::componentData() );
  46     m_extension = new DolphinPartBrowserExtension(this);
  47
  48     m_dirLister = new KDirLister;
  49     m_dirLister->setAutoUpdate(true);
  50     m_dirLister->setMainWindow(parentWidget->topLevelWidget());
  51     m_dirLister->setDelayedMimeTypes(true);
  52
  53     //connect(m_dirLister, SIGNAL(started(KUrl)), this, SLOT(slotStarted()));
  54     connect(m_dirLister, SIGNAL(completed(KUrl)), this, SLOT(slotCompleted(KUrl)));
  55     connect(m_dirLister, SIGNAL(canceled(KUrl)), this, SLOT(slotCanceled(KUrl)));
  56
  57     m_dolphinModel = new DolphinModel(this);
  58     m_dolphinModel->setDirLister(m_dirLister);
  59
  60     m_proxyModel = new DolphinSortFilterProxyModel(this);
  61     m_proxyModel->setSourceModel(m_dolphinModel);
  62
  63     m_view = new DolphinView(parentWidget,
  64                              KUrl(),
  65                              m_dirLister,
  66                              m_dolphinModel,
  67                              m_proxyModel);
  68     setWidget(m_view);
  69
  70     connect(m_view, SIGNAL(infoMessage(QString)),
  71             this, SLOT(slotInfoMessage(QString)));
  72     connect(m_view, SIGNAL(errorMessage(QString)),
  73             this, SLOT(slotErrorMessage(QString)));
  74     connect(m_view, SIGNAL(itemTriggered(KFileItem)),
  75             this, SLOT(slotItemTriggered(KFileItem)));
  76     connect(m_view, SIGNAL(requestContextMenu(KFileItem, const KUrl&)),
  77             this, SLOT(slotOpenContextMenu(KFileItem, const KUrl&)));
  78     connect(m_view, SIGNAL(selectionChanged(QList<KFileItem>)),
  79             m_extension, SIGNAL(selectionInfo(QList<KFileItem>)));
  80
  81     connect(m_view, SIGNAL(requestItemInfo(KFileItem)),
  82             this, SLOT(slotRequestItemInfo(KFileItem)));
  83
  84     // TODO provide a way to switch from iconview to listview (and others)
  85
  86     // TODO connect to urlsDropped
  87
  88     // TODO there was a "always open a new window" (when clicking on a directory) setting in konqueror
  89     // (sort of spacial navigation)
  90
  91     // TODO MMB-click should do something like KonqDirPart::mmbClicked
  92
  93     // TODO updating the paste action
  94     // if (paste) emit m_extension->setActionText( "paste", actionText );
  95     // emit m_extension->enableAction( "paste", paste );
  96
  97     // TODO updating the trash and del actions too - or removing special handling of those from konq?
  98 }
  99
 100 DolphinPart::~DolphinPart()
 101 {
 102     delete m_dirLister;
 103 }
 104
 105 KAboutData* DolphinPart::createAboutData()
 106 {
 107     return new KAboutData("dolphinpart", 0, ki18nc("@title", "Dolphin Part"), "0.1");
 108 }
 109
 110 bool DolphinPart::openUrl(const KUrl& url)
 111 {
 112     const QString prettyUrl = url.pathOrUrl();
 113     emit setWindowCaption(prettyUrl);
 114     emit m_extension->setLocationBarUrl(prettyUrl);
 115     const bool reload = arguments().reload();
 116     if (m_view->url() == url && !reload) { // DolphinView won't do anything in that case, so don't emit started
 117         return true;
 118     }
 119     setUrl(url); // remember it at the KParts level
 120     m_view->setUrl(url);
 121     if (reload)
 122         m_view->reload();
 123     emit started(0); // get the wheel to spin
 124     return true;
 125 }
 126
 127 void DolphinPart::slotCompleted(const KUrl& url)
 128 {
 129     Q_UNUSED(url)
 130     emit completed();
 131 }
 132
 133 void DolphinPart::slotCanceled(const KUrl& url)
 134 {
 135     slotCompleted(url);
 136 }
 137
 138 void DolphinPart::slotInfoMessage(const QString& msg)
 139 {
 140     emit setStatusBarText(msg);
 141 }
 142
 143 void DolphinPart::slotErrorMessage(const QString& msg)
 144 {
 145     KMessageBox::error(m_view, msg);
 146 }
 147
 148 void DolphinPart::slotRequestItemInfo(const KFileItem& item)
 149 {
 150     emit m_extension->mouseOverInfo(item);
 151 }
 152
 153 void DolphinPart::slotItemTriggered(const KFileItem& item)
 154 {
 155     qDebug() << QApplication::mouseButtons();
 156     if (QApplication::mouseButtons() & Qt::MidButton) {
 157         qDebug() << "MMB!!" << item.mimetype();
 158         if (item.mimeTypePtr()->is("inode/directory")) {
 159             KParts::OpenUrlArguments args;
 160             args.setMimeType( item.mimetype() );
 161             emit m_extension->createNewWindow( item.url(), args );
 162         } else {
 163             qDebug() << "run()";
 164             item.run();
 165         }
 166     } else {
 167         // Left button. [Right button goes to slotOpenContextMenu before triggered can be emitted]
 168         qDebug() << "LMB";
 169         emit m_extension->openUrlRequest(item.url());
 170     }
 171 }
 172
 173 void DolphinPart::slotOpenContextMenu(const KFileItem& _item, const KUrl&)
 174 {
 175     KParts::BrowserExtension::PopupFlags popupFlags = KParts::BrowserExtension::DefaultPopupItems
 176                                                       | KParts::BrowserExtension::ShowProperties
 177                                                       | KParts::BrowserExtension::ShowUrlOperations;
 178     // TODO KonqKfmIconView had if ( !rootItem->isWritable() )
 179     //            popupFlags |= KParts::BrowserExtension::NoDeletion;
 180
 181     KFileItem item(_item);
 182
 183     if (item.isNull()) { // viewport context menu
 184         popupFlags |= KParts::BrowserExtension::ShowNavigationItems | KParts::BrowserExtension::ShowUp;
 185         // TODO get m_dirLister->rootItem if possible. or via kdirmodel?
 186         // and use this as fallback:
 187         item = KFileItem( S_IFDIR, (mode_t)-1, url() );
 188     }
 189
 190     KFileItemList items; items.append(item);
 191     emit m_extension->popupMenu( QCursor::pos(), items, KParts::OpenUrlArguments(), KParts::BrowserArguments(), popupFlags );
 192 }
 193
 194 #include "dolphinpart.moc"