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/***************************************************************************
* Copyright (C) 2009 by Peter Penz <[email protected]> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
#include "viewextensionsfactory.h"
#include "dolphinfileitemdelegate.h"
#include "dolphinsortfilterproxymodel.h"
#include "dolphinview.h"
#include "dolphinviewcontroller.h"
#include "dolphinviewautoscroller.h"
#include "folderexpander.h"
#include "selectionmanager.h"
#include "settings/dolphinsettings.h"
#include "tooltips/tooltipmanager.h"
#include "versioncontrol/versioncontrolobserver.h"
#include "viewmodecontroller.h"
#include "dolphin_generalsettings.h"
#include <KDirLister>
#include <KDirModel>
#include <KFilePreviewGenerator>
#include <QAbstractItemView>
#include <QApplication>
ViewExtensionsFactory::ViewExtensionsFactory(QAbstractItemView* view,
DolphinViewController* dolphinViewController,
const ViewModeController* viewModeController) :
QObject(view),
m_view(view),
m_dolphinViewController(dolphinViewController),
m_toolTipManager(0),
m_previewGenerator(0),
m_selectionManager(0),
m_autoScroller(0),
m_fileItemDelegate(0),
m_versionControlObserver(0)
{
view->setSelectionMode(QAbstractItemView::ExtendedSelection);
GeneralSettings* settings = DolphinSettings::instance().generalSettings();
// initialize tooltips
if (settings->showToolTips()) {
DolphinSortFilterProxyModel* proxyModel = static_cast<DolphinSortFilterProxyModel*>(view->model());
m_toolTipManager = new ToolTipManager(view, proxyModel);
connect(dolphinViewController, SIGNAL(hideToolTip()),
m_toolTipManager, SLOT(hideToolTip()));
}
// initialize preview generator
Q_ASSERT(view->iconSize().isValid());
m_previewGenerator = new KFilePreviewGenerator(view);
m_previewGenerator->setPreviewShown(dolphinViewController->view()->showPreview());
connect(viewModeController, SIGNAL(zoomLevelChanged(int)),
this, SLOT(slotZoomLevelChanged()));
connect(viewModeController, SIGNAL(cancelPreviews()),
this, SLOT(cancelPreviews()));
connect(dolphinViewController->view(), SIGNAL(showPreviewChanged()),
this, SLOT(slotShowPreviewChanged()));
// initialize selection manager
m_selectionManager = new SelectionManager(view);
connect(m_selectionManager, SIGNAL(selectionChanged()),
this, SLOT(requestActivation()));
connect(viewModeController, SIGNAL(urlChanged(const KUrl&)),
m_selectionManager, SLOT(reset()));
// initialize auto scroller
m_autoScroller = new DolphinViewAutoScroller(view);
// initialize file item delegate
m_fileItemDelegate = new DolphinFileItemDelegate(view);
m_fileItemDelegate->setShowToolTipWhenElided(false);
view->setItemDelegate(m_fileItemDelegate);
// initialize version control observer
const DolphinView* dolphinView = dolphinViewController->view();
m_versionControlObserver = new VersionControlObserver(view);
connect(m_versionControlObserver, SIGNAL(infoMessage(const QString&)),
dolphinView, SIGNAL(infoMessage(const QString&)));
connect(m_versionControlObserver, SIGNAL(errorMessage(const QString&)),
dolphinView, SIGNAL(errorMessage(const QString&)));
connect(m_versionControlObserver, SIGNAL(operationCompletedMessage(const QString&)),
dolphinView, SIGNAL(operationCompletedMessage(const QString&)));
connect(dolphinViewController, SIGNAL(requestVersionControlActions(const KFileItemList&)),
this, SLOT(slotRequestVersionControlActions(const KFileItemList&)));
// react on view property changes
connect(dolphinView, SIGNAL(showHiddenFilesChanged()),
this, SLOT(slotShowHiddenFilesChanged()));
connect(dolphinView, SIGNAL(sortingChanged(DolphinView::Sorting)),
this, SLOT(slotSortingChanged(DolphinView::Sorting)));
connect(dolphinView, SIGNAL(sortOrderChanged(Qt::SortOrder)),
this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
connect(dolphinView, SIGNAL(sortFoldersFirstChanged(bool)),
this, SLOT(slotSortFoldersFirstChanged(bool)));
// Give the view the ability to auto-expand its directories on hovering
// (the column view takes care about this itself). If the details view
// uses expandable folders, the auto-expanding should be used always.
m_folderExpander = new FolderExpander(view, proxyModel());
m_folderExpander->setEnabled(settings->autoExpandFolders());
connect(m_folderExpander, SIGNAL(enterDir(const QModelIndex&)),
dolphinViewController, SLOT(triggerItem(const QModelIndex&)));
// react on namefilter changes
connect(viewModeController, SIGNAL(nameFilterChanged(const QString&)),
this, SLOT(slotNameFilterChanged(const QString&)));
view->viewport()->installEventFilter(this);
}
ViewExtensionsFactory::~ViewExtensionsFactory()
{
}
void ViewExtensionsFactory::handleCurrentIndexChange(const QModelIndex& current, const QModelIndex& previous)
{
m_autoScroller->handleCurrentIndexChange(current, previous);
}
DolphinFileItemDelegate* ViewExtensionsFactory::fileItemDelegate() const
{
return m_fileItemDelegate;
}
void ViewExtensionsFactory::setAutoFolderExpandingEnabled(bool enabled)
{
m_folderExpander->setEnabled(enabled);
}
bool ViewExtensionsFactory::autoFolderExpandingEnabled() const
{
return m_folderExpander->enabled();
}
bool ViewExtensionsFactory::eventFilter(QObject* watched, QEvent* event)
{
Q_UNUSED(watched);
if ((event->type() == QEvent::Wheel) && (m_selectionManager != 0)) {
m_selectionManager->reset();
}
return false;
}
void ViewExtensionsFactory::slotZoomLevelChanged()
{
m_previewGenerator->updateIcons();
if (m_selectionManager != 0) {
m_selectionManager->reset();
}
}
void ViewExtensionsFactory::cancelPreviews()
{
m_previewGenerator->cancelPreviews();
}
void ViewExtensionsFactory::slotShowPreviewChanged()
{
const bool show = m_dolphinViewController->view()->showPreview();
m_previewGenerator->setPreviewShown(show);
}
void ViewExtensionsFactory::slotShowHiddenFilesChanged()
{
KDirModel* dirModel = static_cast<KDirModel*>(proxyModel()->sourceModel());
KDirLister* dirLister = dirModel->dirLister();
dirLister->stop();
const bool show = m_dolphinViewController->view()->showHiddenFiles();
dirLister->setShowingDotFiles(show);
const KUrl url = dirLister->url();
if (url.isValid()) {
dirLister->openUrl(url, KDirLister::NoFlags);
}
}
void ViewExtensionsFactory::slotSortingChanged(DolphinView::Sorting sorting)
{
proxyModel()->setSorting(sorting);
}
void ViewExtensionsFactory::slotSortOrderChanged(Qt::SortOrder order)
{
proxyModel()->setSortOrder(order);
}
void ViewExtensionsFactory::slotSortFoldersFirstChanged(bool foldersFirst)
{
proxyModel()->setSortFoldersFirst(foldersFirst);
}
void ViewExtensionsFactory::slotNameFilterChanged(const QString& nameFilter)
{
proxyModel()->setFilterFixedString(nameFilter);
}
void ViewExtensionsFactory::slotRequestVersionControlActions(const KFileItemList& items)
{
QList<QAction*> actions;
if (items.isEmpty()) {
const KDirModel* dirModel = static_cast<const KDirModel*>(proxyModel()->sourceModel());
const KUrl url = dirModel->dirLister()->url();
actions = m_versionControlObserver->contextMenuActions(url.path(KUrl::AddTrailingSlash));
} else {
actions = m_versionControlObserver->contextMenuActions(items);
}
m_dolphinViewController->setVersionControlActions(actions);
}
void ViewExtensionsFactory::requestActivation()
{
m_dolphinViewController->requestActivation();
}
DolphinSortFilterProxyModel* ViewExtensionsFactory::proxyModel() const
{
return static_cast<DolphinSortFilterProxyModel*>(m_view->model());
}
#include "viewextensionsfactory.moc"
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