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Diffstat (limited to 'src/views/dolphincolumnview.cpp')
| -rw-r--r-- | src/views/dolphincolumnview.cpp | 621 |
1 files changed, 0 insertions, 621 deletions
diff --git a/src/views/dolphincolumnview.cpp b/src/views/dolphincolumnview.cpp deleted file mode 100644 index 3425c460b..000000000 --- a/src/views/dolphincolumnview.cpp +++ /dev/null @@ -1,621 +0,0 @@ -/*************************************************************************** - * Copyright (C) 2007-2009 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 "dolphincolumnview.h" - -#include "dolphinmodel.h" -#include "dolphincolumnviewcontainer.h" -#include "dolphinviewcontroller.h" -#include "dolphindirlister.h" -#include "dolphinfileitemdelegate.h" -#include "dolphinsortfilterproxymodel.h" -#include "settings/dolphinsettings.h" -#include "dolphinviewautoscroller.h" -#include "dolphin_columnmodesettings.h" -#include "dolphin_generalsettings.h" -#include "draganddrophelper.h" -#include "folderexpander.h" -#include "tooltips/tooltipmanager.h" -#include "viewextensionsfactory.h" -#include "viewmodecontroller.h" -#include "zoomlevelinfo.h" - -#include <KColorScheme> -#include <KDirLister> -#include <KFileItem> -#include <KIO/PreviewJob> -#include <KIcon> -#include <KIconEffect> -#include <KJob> -#include <KLocale> -#include <konqmimedata.h> - -#include <QApplication> -#include <QClipboard> -#include <QHeaderView> -#include <QLabel> -#include <QPainter> -#include <QPoint> -#include <QScrollBar> - -DolphinColumnView::DolphinColumnView(QWidget* parent, - DolphinColumnViewContainer* container, - const KUrl& url) : - DolphinTreeView(parent), - m_active(false), - m_container(container), - m_extensionsFactory(0), - m_url(url), - m_childUrl(), - m_font(), - m_decorationSize(), - m_dirLister(0), - m_dolphinModel(0), - m_proxyModel(0), - m_resizeWidget(0), - m_resizeXOrigin(-1) -{ - setMouseTracking(true); - setAcceptDrops(true); - setUniformRowHeights(true); - setSelectionBehavior(SelectItems); - setSelectionMode(QAbstractItemView::ExtendedSelection); - setDragDropMode(QAbstractItemView::DragDrop); - setDropIndicatorShown(false); - setRootIsDecorated(false); - setItemsExpandable(false); - setEditTriggers(QAbstractItemView::NoEditTriggers); - setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn); - setVerticalScrollMode(QTreeView::ScrollPerPixel); - - m_resizeWidget = new QLabel(this); - m_resizeWidget->setPixmap(KIcon("transform-move").pixmap(KIconLoader::SizeSmall)); - m_resizeWidget->setToolTip(i18nc("@info:tooltip", "Resize column")); - setCornerWidget(m_resizeWidget); - m_resizeWidget->installEventFilter(this); - - const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - Q_ASSERT(settings); - - if (settings->useSystemFont()) { - m_font = KGlobalSettings::generalFont(); - } else { - m_font = QFont(settings->fontFamily(), - qRound(settings->fontSize()), - settings->fontWeight(), - settings->italicFont()); - m_font.setPointSizeF(settings->fontSize()); - } - - setMinimumWidth(settings->fontSize() * 10); - setMaximumWidth(settings->columnWidth()); - - connect(this, SIGNAL(viewportEntered()), - m_container->m_dolphinViewController, SLOT(emitViewportEntered())); - connect(this, SIGNAL(entered(const QModelIndex&)), - this, SLOT(slotEntered(const QModelIndex&))); - - const DolphinView* dolphinView = m_container->m_dolphinViewController->view(); - connect(dolphinView, SIGNAL(showPreviewChanged()), - this, SLOT(slotShowPreviewChanged())); - - m_dirLister = new DolphinDirLister(); - m_dirLister->setAutoUpdate(true); - m_dirLister->setMainWindow(window()); - m_dirLister->setDelayedMimeTypes(true); - const bool showHiddenFiles = m_container->m_dolphinViewController->view()->showHiddenFiles(); - m_dirLister->setShowingDotFiles(showHiddenFiles); - connect(m_dirLister, SIGNAL(completed()), this, SLOT(slotDirListerCompleted())); - - m_dolphinModel = new DolphinModel(this); - m_dolphinModel->setDirLister(m_dirLister); - m_dolphinModel->setDropsAllowed(DolphinModel::DropOnDirectory); - - m_proxyModel = new DolphinSortFilterProxyModel(this); - m_proxyModel->setSourceModel(m_dolphinModel); - m_proxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive); - - m_proxyModel->setSorting(dolphinView->sorting()); - m_proxyModel->setSortOrder(dolphinView->sortOrder()); - m_proxyModel->setSortFoldersFirst(dolphinView->sortFoldersFirst()); - - setModel(m_proxyModel); - - connect(KGlobalSettings::self(), SIGNAL(kdisplayFontChanged()), - this, SLOT(updateFont())); - - const ViewModeController* viewModeController = m_container->m_viewModeController; - connect(viewModeController, SIGNAL(zoomLevelChanged(int)), - this, SLOT(setZoomLevel(int))); - const QString nameFilter = viewModeController->nameFilter(); - if (!nameFilter.isEmpty()) { - m_proxyModel->setFilterFixedString(nameFilter); - } - - updateDecorationSize(dolphinView->showPreview()); - updateBackground(); - - DolphinViewController* dolphinViewController = m_container->m_dolphinViewController; - m_extensionsFactory = new ViewExtensionsFactory(this, dolphinViewController, viewModeController); - m_extensionsFactory->fileItemDelegate()->setMinimizedNameColumn(true); - - m_dirLister->openUrl(url, KDirLister::NoFlags); -} - -DolphinColumnView::~DolphinColumnView() -{ - delete m_proxyModel; - m_proxyModel = 0; - delete m_dolphinModel; - m_dolphinModel = 0; - m_dirLister = 0; // deleted by m_dolphinModel -} - - -void DolphinColumnView::setActive(bool active) -{ - if (m_active != active) { - m_active = active; - - if (active) { - activate(); - } else { - deactivate(); - } - } -} - -bool DolphinColumnView::isActive() const -{ - return m_active; -} - -void DolphinColumnView::setChildUrl(const KUrl& url) -{ - m_childUrl = url; -} - -KUrl DolphinColumnView::childUrl() const -{ - return m_childUrl; -} - -void DolphinColumnView::setUrl(const KUrl& url) -{ - if (url != m_url) { - m_url = url; - m_dirLister->openUrl(url, KDirLister::NoFlags); - } -} - -KUrl DolphinColumnView::url() const -{ - return m_url; -} - -void DolphinColumnView::updateBackground() -{ - // TODO: The alpha-value 150 is copied from DolphinView::setActive(). When - // cleaning up the cut-indication of DolphinColumnView with the code from - // DolphinView a common helper-class should be available which can be shared - // by all view implementations -> no hardcoded value anymore - const QPalette::ColorRole role = viewport()->backgroundRole(); - QColor color = viewport()->palette().color(role); - color.setAlpha((m_active && m_container->m_active) ? 255 : 150); - - QPalette palette = viewport()->palette(); - palette.setColor(role, color); - viewport()->setPalette(palette); - - update(); -} - -KFileItem DolphinColumnView::itemAt(const QPoint& pos) const -{ - KFileItem item; - const QModelIndex index = indexAt(pos); - if (index.isValid() && (index.column() == DolphinModel::Name)) { - const QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(index); - item = m_dolphinModel->itemForIndex(dolphinModelIndex); - } - return item; -} - -void DolphinColumnView::setSelectionModel(QItemSelectionModel* model) -{ - // If a change of the selection is done although the view is not active - // (e. g. by the selection markers), the column must be activated. This - // is done by listening to the current selectionChanged() signal. - if (selectionModel()) { - disconnect(selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)), - this, SLOT(requestActivation())); - } - - DolphinTreeView::setSelectionModel(model); - - connect(selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)), - this, SLOT(requestActivation())); -} - -QStyleOptionViewItem DolphinColumnView::viewOptions() const -{ - QStyleOptionViewItem viewOptions = DolphinTreeView::viewOptions(); - viewOptions.font = m_font; - viewOptions.fontMetrics = QFontMetrics(m_font); - viewOptions.decorationSize = m_decorationSize; - viewOptions.showDecorationSelected = true; - return viewOptions; -} - -bool DolphinColumnView::event(QEvent* event) -{ - if (event->type() == QEvent::Polish) { - // Hide all columns except of the 'Name' column - for (int i = DolphinModel::Name + 1; i < DolphinModel::ExtraColumnCount; ++i) { - hideColumn(i); - } - header()->hide(); - } - - return DolphinTreeView::event(event); -} - -void DolphinColumnView::startDrag(Qt::DropActions supportedActions) -{ - DragAndDropHelper::instance().startDrag(this, supportedActions, m_container->m_dolphinViewController); - DolphinTreeView::startDrag(supportedActions); -} - -void DolphinColumnView::dragEnterEvent(QDragEnterEvent* event) -{ - event->acceptProposedAction(); - requestActivation(); - DolphinTreeView::dragEnterEvent(event); -} - -void DolphinColumnView::dragMoveEvent(QDragMoveEvent* event) -{ - DolphinTreeView::dragMoveEvent(event); - event->acceptProposedAction(); -} - -void DolphinColumnView::dropEvent(QDropEvent* event) -{ - const QModelIndex index = indexAt(event->pos()); - m_container->m_dolphinViewController->setItemView(this); - const QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(index); - const KFileItem item = m_dolphinModel->itemForIndex(dolphinModelIndex); - m_container->m_dolphinViewController->indicateDroppedUrls(item, event); - DolphinTreeView::dropEvent(event); -} - -void DolphinColumnView::paintEvent(QPaintEvent* event) -{ - if (!m_childUrl.isEmpty()) { - // Indicate the shown URL of the next column by highlighting the shown folder item - const QModelIndex dirIndex = m_dolphinModel->indexForUrl(m_childUrl); - const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex); - if (proxyIndex.isValid() && !selectionModel()->isSelected(proxyIndex)) { - QPainter painter(viewport()); - - QStyleOptionViewItemV4 option; - option.initFrom(this); - option.rect = visualRect(proxyIndex); - option.state = QStyle::State_Enabled | QStyle::State_HasFocus; - option.viewItemPosition = QStyleOptionViewItemV4::OnlyOne; - style()->drawPrimitive(QStyle::PE_FrameFocusRect, &option, &painter, this); - } - } - - DolphinTreeView::paintEvent(event); -} - -void DolphinColumnView::mousePressEvent(QMouseEvent* event) -{ - requestActivation(); - if (!indexAt(event->pos()).isValid() && (QApplication::mouseButtons() & Qt::MidButton)) { - m_container->m_dolphinViewController->replaceUrlByClipboard(); - } - - DolphinTreeView::mousePressEvent(event); -} - -void DolphinColumnView::keyPressEvent(QKeyEvent* event) -{ - const bool hadSelection = selectionModel()->hasSelection(); - DolphinTreeView::keyPressEvent(event); - - DolphinViewController* controller = m_container->m_dolphinViewController; - controller->handleKeyPressEvent(event); - switch (event->key()) { - case Qt::Key_Right: { - // Special key handling for the column: A Key_Right should - // open a new column for the currently selected folder. - QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(currentIndex()); - - // If there is no selection we automatically move to the child url - // instead of the first directory. - // See BUG:263110 - if (!hadSelection && !childUrl().isEmpty()) { - dolphinModelIndex = m_dolphinModel->indexForUrl(childUrl()); - } - - const KFileItem item = m_dolphinModel->itemForIndex(dolphinModelIndex); - if (!item.isNull() && item.isDir()) { - controller->emitItemTriggered(item); - } - break; - } - - case Qt::Key_Escape: - selectionModel()->setCurrentIndex(selectionModel()->currentIndex(), - QItemSelectionModel::Current | - QItemSelectionModel::Clear); - break; - - default: - break; - } -} - -void DolphinColumnView::contextMenuEvent(QContextMenuEvent* event) -{ - requestActivation(); - DolphinTreeView::contextMenuEvent(event); - m_container->m_dolphinViewController->triggerContextMenuRequest(event->pos()); -} - -void DolphinColumnView::wheelEvent(QWheelEvent* event) -{ - const int step = m_decorationSize.height(); - verticalScrollBar()->setSingleStep(step); - DolphinTreeView::wheelEvent(event); -} - -void DolphinColumnView::leaveEvent(QEvent* event) -{ - DolphinTreeView::leaveEvent(event); - // if the mouse is above an item and moved very fast outside the widget, - // no viewportEntered() signal might be emitted although the mouse has been moved - // above the viewport - m_container->m_dolphinViewController->emitViewportEntered(); -} - -void DolphinColumnView::currentChanged(const QModelIndex& current, const QModelIndex& previous) -{ - DolphinTreeView::currentChanged(current, previous); - m_extensionsFactory->handleCurrentIndexChange(current, previous); -} - -QRect DolphinColumnView::visualRect(const QModelIndex& index) const -{ - QRect rect = DolphinTreeView::visualRect(index); - - const QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(index); - const KFileItem item = m_dolphinModel->itemForIndex(dolphinModelIndex); - if (!item.isNull()) { - const int width = DolphinFileItemDelegate::nameColumnWidth(item.text(), viewOptions()); - rect.setWidth(width); - } - - return rect; -} - -bool DolphinColumnView::acceptsDrop(const QModelIndex& index) const -{ - if (index.isValid() && (index.column() == DolphinModel::Name)) { - // Accept drops above directories - const QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(index); - const KFileItem item = m_dolphinModel->itemForIndex(dolphinModelIndex); - return !item.isNull() && item.isDir(); - } - - return false; -} - -bool DolphinColumnView::eventFilter(QObject* watched, QEvent* event) -{ - if (watched == m_resizeWidget) { - switch (event->type()) { - case QEvent::MouseButtonPress: { - // Initiate the resizing of the column - QMouseEvent* mouseEvent = static_cast<QMouseEvent*>(event); - m_resizeXOrigin = mouseEvent->globalX(); - m_resizeWidget->setMouseTracking(true); - event->accept(); - return true; - } - - case QEvent::MouseButtonDblClick: { - // Reset the column width to the default value - const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - setMaximumWidth(settings->columnWidth()); - m_container->layoutColumns(); - m_resizeWidget->setMouseTracking(false); - m_resizeXOrigin = -1; - event->accept(); - return true; - } - - case QEvent::MouseMove: { - // Resize the column and trigger a relayout of the container - QMouseEvent* mouseEvent = static_cast<QMouseEvent*>(event); - int requestedWidth = maximumWidth() - m_resizeXOrigin + mouseEvent->globalX();; - if (requestedWidth < minimumWidth()) { - requestedWidth = minimumWidth(); - } - setMaximumWidth(requestedWidth); - - m_container->layoutColumns(); - - m_resizeXOrigin = mouseEvent->globalX(); - - event->accept(); - return true; - } - - case QEvent::MouseButtonRelease: { - // The resizing has been finished - m_resizeWidget->setMouseTracking(false); - m_resizeXOrigin = -1; - event->accept(); - return true; - } - - default: - break; - } - } - return DolphinTreeView::eventFilter(watched, event); -} -void DolphinColumnView::setZoomLevel(int level) -{ - const int size = ZoomLevelInfo::iconSizeForZoomLevel(level); - ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - - const bool showPreview = m_container->m_dolphinViewController->view()->showPreview(); - if (showPreview) { - settings->setPreviewSize(size); - } else { - settings->setIconSize(size); - } - - updateDecorationSize(showPreview); -} - -void DolphinColumnView::slotEntered(const QModelIndex& index) -{ - m_container->m_dolphinViewController->setItemView(this); - m_container->m_dolphinViewController->emitItemEntered(index); -} - -void DolphinColumnView::requestActivation() -{ - m_container->m_dolphinViewController->requestActivation(); - if (!m_active) { - m_container->requestActivation(this); - selectionModel()->clear(); - } -} - -void DolphinColumnView::updateFont() -{ - const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - Q_ASSERT(settings); - - if (settings->useSystemFont()) { - m_font = KGlobalSettings::generalFont(); - } -} - -void DolphinColumnView::slotShowPreviewChanged() -{ - const DolphinView* view = m_container->m_dolphinViewController->view(); - updateDecorationSize(view->showPreview()); -} - -void DolphinColumnView::slotDirListerCompleted() -{ - if (!m_childUrl.isEmpty()) { - return; - } - - // Try to optimize the width of the column, so that no name gets clipped - const int requiredWidth = sizeHintForColumn(DolphinModel::Name); - - const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - if (requiredWidth > settings->columnWidth()) { - int frameAroundContents = 0; - if (style()->styleHint(QStyle::SH_ScrollView_FrameOnlyAroundContents)) { - // TODO: Using 2 PM_DefaultFrameWidths are not sufficient. Check Qt-code - // for other pixelmetrics that should be added... - frameAroundContents = style()->pixelMetric(QStyle::PM_DefaultFrameWidth) * 4; - } - - const int scrollBarWidth = style()->pixelMetric(QStyle::PM_ScrollBarExtent, 0, verticalScrollBar()); - - setMaximumWidth(requiredWidth + frameAroundContents + scrollBarWidth); - m_container->layoutColumns(); - if (m_active) { - m_container->assureVisibleActiveColumn(); - } - } -} - -void DolphinColumnView::activate() -{ - setFocus(Qt::OtherFocusReason); - - connect(this, SIGNAL(clicked(const QModelIndex&)), - m_container->m_dolphinViewController, SLOT(requestTab(const QModelIndex&))); - if (KGlobalSettings::singleClick()) { - connect(this, SIGNAL(clicked(const QModelIndex&)), - m_container->m_dolphinViewController, SLOT(triggerItem(const QModelIndex&))); - } else { - connect(this, SIGNAL(doubleClicked(const QModelIndex&)), - m_container->m_dolphinViewController, SLOT(triggerItem(const QModelIndex&))); - } - - if (selectionModel() && selectionModel()->currentIndex().isValid()) { - selectionModel()->setCurrentIndex(selectionModel()->currentIndex(), QItemSelectionModel::SelectCurrent); - } - - updateBackground(); -} - -void DolphinColumnView::deactivate() -{ - clearFocus(); - - disconnect(this, SIGNAL(clicked(const QModelIndex&)), - m_container->m_dolphinViewController, SLOT(requestTab(const QModelIndex&))); - if (KGlobalSettings::singleClick()) { - disconnect(this, SIGNAL(clicked(const QModelIndex&)), - m_container->m_dolphinViewController, SLOT(triggerItem(const QModelIndex&))); - } else { - disconnect(this, SIGNAL(doubleClicked(const QModelIndex&)), - m_container->m_dolphinViewController, SLOT(triggerItem(const QModelIndex&))); - } - - // It is important to disconnect the connection to requestActivation() temporary, otherwise the internal - // clearing of the selection would result in activating the column again. - disconnect(selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)), - this, SLOT(requestActivation())); - const QModelIndex current = selectionModel()->currentIndex(); - selectionModel()->clear(); - selectionModel()->setCurrentIndex(current, QItemSelectionModel::NoUpdate); - connect(selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)), - this, SLOT(requestActivation())); - - updateBackground(); -} - -void DolphinColumnView::updateDecorationSize(bool showPreview) -{ - ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - const int iconSize = showPreview ? settings->previewSize() : settings->iconSize(); - const QSize size(iconSize, iconSize); - setIconSize(size); - - m_decorationSize = size; - - doItemsLayout(); -} - -#include "dolphincolumnview.moc" |