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Diffstat (limited to 'src/panels/folders/folderspanel.cpp')
| -rw-r--r-- | src/panels/folders/folderspanel.cpp | 279 |
1 files changed, 279 insertions, 0 deletions
diff --git a/src/panels/folders/folderspanel.cpp b/src/panels/folders/folderspanel.cpp new file mode 100644 index 000000000..72d9a0952 --- /dev/null +++ b/src/panels/folders/folderspanel.cpp @@ -0,0 +1,279 @@ +/*************************************************************************** + * Copyright (C) 2006 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 "folderspanel.h" + +#include "dolphinmodel.h" +#include "dolphinsortfilterproxymodel.h" +#include "dolphinview.h" +#include "settings/dolphinsettings.h" +#include "dolphin_folderspanelsettings.h" +#include "dolphin_generalsettings.h" +#include "draganddrophelper.h" +#include "folderexpander.h" +#include "renamedialog.h" +#include "paneltreeview.h" +#include "treeviewcontextmenu.h" + +#include <kfileplacesmodel.h> +#include <kdirlister.h> +#include <kfileitem.h> +#include <konq_operations.h> + +#include <QApplication> +#include <QItemSelection> +#include <QTreeView> +#include <QBoxLayout> +#include <QModelIndex> +#include <QScrollBar> +#include <QTimer> + +FoldersPanel::FoldersPanel(QWidget* parent) : + Panel(parent), + m_setLeafVisible(false), + m_mouseButtons(Qt::NoButton), + m_dirLister(0), + m_dolphinModel(0), + m_proxyModel(0), + m_treeView(0), + m_leafDir() +{ + setLayoutDirection(Qt::LeftToRight); +} + +FoldersPanel::~FoldersPanel() +{ + FoldersPanelSettings::self()->writeConfig(); + + delete m_proxyModel; + m_proxyModel = 0; + delete m_dolphinModel; + m_dolphinModel = 0; + m_dirLister = 0; // deleted by m_dolphinModel +} + +QSize FoldersPanel::sizeHint() const +{ + return QSize(200, 400); +} + +void FoldersPanel::setShowHiddenFiles(bool show) +{ + FoldersPanelSettings::setShowHiddenFiles(show); + if (m_dirLister != 0) { + m_dirLister->setShowingDotFiles(show); + m_dirLister->openUrl(m_dirLister->url(), KDirLister::Reload); + } +} + +bool FoldersPanel::showHiddenFiles() const +{ + return FoldersPanelSettings::showHiddenFiles(); +} + +void FoldersPanel::rename(const KFileItem& item) +{ + if (DolphinSettings::instance().generalSettings()->renameInline()) { + const QModelIndex dirIndex = m_dolphinModel->indexForItem(item); + const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex); + m_treeView->edit(proxyIndex); + } else { + KFileItemList items; + items.append(item); + RenameDialog dialog(this, items); + if (dialog.exec() == QDialog::Accepted) { + const QString& newName = dialog.newName(); + if (!newName.isEmpty()) { + KUrl newUrl = item.url(); + newUrl.setFileName(newName); + KonqOperations::rename(this, item.url(), newUrl); + } + } + } +} + +void FoldersPanel::setUrl(const KUrl& url) +{ + if (!url.isValid() || (url == Panel::url())) { + return; + } + + Panel::setUrl(url); + if (m_dirLister != 0) { + m_setLeafVisible = true; + loadTree(url); + } +} + +void FoldersPanel::showEvent(QShowEvent* event) +{ + if (event->spontaneous()) { + Panel::showEvent(event); + return; + } + + if (m_dirLister == 0) { + // Postpone the creating of the dir lister to the first show event. + // This assures that no performance and memory overhead is given when the TreeView is not + // used at all (see FoldersPanel::setUrl()). + m_dirLister = new KDirLister(); + m_dirLister->setDirOnlyMode(true); + m_dirLister->setAutoUpdate(true); + m_dirLister->setMainWindow(window()); + m_dirLister->setDelayedMimeTypes(true); + m_dirLister->setAutoErrorHandlingEnabled(false, this); + m_dirLister->setShowingDotFiles(FoldersPanelSettings::showHiddenFiles()); + + Q_ASSERT(m_dolphinModel == 0); + m_dolphinModel = new DolphinModel(this); + m_dolphinModel->setDirLister(m_dirLister); + m_dolphinModel->setDropsAllowed(DolphinModel::DropOnDirectory); + connect(m_dolphinModel, SIGNAL(expand(const QModelIndex&)), + this, SLOT(expandToDir(const QModelIndex&))); + + Q_ASSERT(m_proxyModel == 0); + m_proxyModel = new DolphinSortFilterProxyModel(this); + m_proxyModel->setSourceModel(m_dolphinModel); + + Q_ASSERT(m_treeView == 0); + m_treeView = new PanelTreeView(this); + m_treeView->setModel(m_proxyModel); + m_proxyModel->setSorting(DolphinView::SortByName); + m_proxyModel->setSortOrder(Qt::AscendingOrder); + + new FolderExpander(m_treeView, m_proxyModel); + + connect(m_treeView, SIGNAL(clicked(const QModelIndex&)), + this, SLOT(updateActiveView(const QModelIndex&))); + connect(m_treeView, SIGNAL(urlsDropped(const QModelIndex&, QDropEvent*)), + this, SLOT(dropUrls(const QModelIndex&, QDropEvent*))); + connect(m_treeView, SIGNAL(pressed(const QModelIndex&)), + this, SLOT(updateMouseButtons())); + + QVBoxLayout* layout = new QVBoxLayout(this); + layout->setMargin(0); + layout->addWidget(m_treeView); + } + + loadTree(url()); + Panel::showEvent(event); +} + +void FoldersPanel::contextMenuEvent(QContextMenuEvent* event) +{ + Panel::contextMenuEvent(event); + + KFileItem item; + const QModelIndex index = m_treeView->indexAt(event->pos()); + if (index.isValid()) { + const QModelIndex dolphinModelIndex = m_proxyModel->mapToSource(index); + item = m_dolphinModel->itemForIndex(dolphinModelIndex); + emit changeSelection(KFileItemList()); + } + + TreeViewContextMenu contextMenu(this, item); + contextMenu.open(); +} + +void FoldersPanel::updateActiveView(const QModelIndex& index) +{ + const QModelIndex dirIndex = m_proxyModel->mapToSource(index); + const KFileItem item = m_dolphinModel->itemForIndex(dirIndex); + if (!item.isNull()) { + emit changeUrl(item.url(), m_mouseButtons); + } +} + +void FoldersPanel::dropUrls(const QModelIndex& index, QDropEvent* event) +{ + if (index.isValid()) { + const QModelIndex dirIndex = m_proxyModel->mapToSource(index); + KFileItem item = m_dolphinModel->itemForIndex(dirIndex); + Q_ASSERT(!item.isNull()); + if (item.isDir()) { + DragAndDropHelper::instance().dropUrls(item, item.url(), event, this); + } + } +} + +void FoldersPanel::expandToDir(const QModelIndex& index) +{ + m_treeView->setExpanded(index, true); + selectLeafDirectory(); + m_treeView->resizeColumnToContents(DolphinModel::Name); +} + +void FoldersPanel::scrollToLeaf() +{ + const QModelIndex dirIndex = m_dolphinModel->indexForUrl(m_leafDir); + const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex); + if (proxyIndex.isValid()) { + m_treeView->scrollTo(proxyIndex); + } +} + +void FoldersPanel::updateMouseButtons() +{ + m_mouseButtons = QApplication::mouseButtons(); +} + +void FoldersPanel::loadTree(const KUrl& url) +{ + Q_ASSERT(m_dirLister != 0); + m_leafDir = url; + + KUrl baseUrl; + if (url.isLocalFile()) { + // use the root directory as base for local URLs (#150941) + baseUrl = QDir::rootPath(); + } else { + // clear the path for non-local URLs and use it as base + baseUrl = url; + baseUrl.setPath(QString('/')); + } + + if (m_dirLister->url() != baseUrl) { + m_dirLister->stop(); + m_dirLister->openUrl(baseUrl, KDirLister::Reload); + } + m_dolphinModel->expandToUrl(m_leafDir); +} + +void FoldersPanel::selectLeafDirectory() +{ + const QModelIndex dirIndex = m_dolphinModel->indexForUrl(m_leafDir); + const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex); + if (!proxyIndex.isValid()) { + return; + } + + if (m_setLeafVisible) { + // Invoke m_treeView->scrollTo(proxyIndex) asynchronously by + // scrollToLeaf(). This assures that the scrolling is done after + // the horizontal scrollbar gets visible (otherwise the scrollbar + // might hide the leaf). + QTimer::singleShot(100, this, SLOT(scrollToLeaf())); + m_setLeafVisible = false; + } + + QItemSelectionModel* selModel = m_treeView->selectionModel(); + selModel->setCurrentIndex(proxyIndex, QItemSelectionModel::ClearAndSelect); +} + +#include "folderspanel.moc" |