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333 lines
11 KiB
333 lines
11 KiB
/*
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Copyright (C) 2012 Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "placesview.h"
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#include "placesmodel.h"
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#include "placesmodelitem.h"
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#include "mountoperation.h"
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#include "fileoperation.h"
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#include <QMenu>
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#include <QContextMenuEvent>
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#include <QHeaderView>
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#include <QDebug>
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#include <QGuiApplication>
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using namespace Fm;
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PlacesView::PlacesView(QWidget* parent):
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QTreeView(parent),
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currentPath_(NULL) {
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setRootIsDecorated(false);
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setHeaderHidden(true);
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setIndentation(12);
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connect(this, &QTreeView::clicked, this, &PlacesView::onClicked);
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connect(this, &QTreeView::pressed, this, &PlacesView::onPressed);
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setIconSize(QSize(24, 24));
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// FIXME: we may share this model amont all views
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model_ = new PlacesModel(this);
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setModel(model_);
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QHeaderView* headerView = header();
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headerView->setSectionResizeMode(0, QHeaderView::Stretch);
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headerView->setSectionResizeMode(1, QHeaderView::ResizeToContents);
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headerView->setStretchLastSection(false);
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expandAll();
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// FIXME: is there any better way to make the first column span the whole row?
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setFirstColumnSpanned(0, QModelIndex(), true); // places root
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setFirstColumnSpanned(1, QModelIndex(), true); // devices root
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setFirstColumnSpanned(2, QModelIndex(), true); // bookmarks root
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// the 2nd column is for the eject buttons
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setSelectionBehavior(QAbstractItemView::SelectRows); // FIXME: why this does not work?
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setAllColumnsShowFocus(false);
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setAcceptDrops(true);
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setDragEnabled(true);
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}
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PlacesView::~PlacesView() {
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if(currentPath_)
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fm_path_unref(currentPath_);
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// qDebug("delete PlacesView");
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}
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void PlacesView::activateRow(int type, const QModelIndex& index) {
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if(!index.parent().isValid()) // ignore root items
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return;
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PlacesModelItem* item = static_cast<PlacesModelItem*>(model_->itemFromIndex(index));
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if(item) {
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FmPath* path = item->path();
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if(!path) {
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// check if mounting volumes is needed
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if(item->type() == PlacesModelItem::Volume) {
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PlacesModelVolumeItem* volumeItem = static_cast<PlacesModelVolumeItem*>(item);
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if(!volumeItem->isMounted()) {
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// Mount the volume
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GVolume* volume = volumeItem->volume();
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MountOperation* op = new MountOperation(true, this);
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op->mount(volume);
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// connect(op, SIGNAL(finished(GError*)), SLOT(onMountOperationFinished(GError*)));
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// blocking here until the mount operation is finished?
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// FIXME: update status of the volume after mount is finished!!
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if(!op->wait())
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return;
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path = item->path();
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}
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}
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}
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if(path) {
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Q_EMIT chdirRequested(type, path);
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}
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}
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}
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// mouse button pressed
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void PlacesView::onPressed(const QModelIndex& index) {
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// if middle button is pressed
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if(QGuiApplication::mouseButtons() & Qt::MiddleButton) {
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activateRow(1, index);
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}
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}
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void PlacesView::onEjectButtonClicked(PlacesModelItem* item) {
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// The eject button is clicked for a device item (volume or mount)
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if(item->type() == PlacesModelItem::Volume) {
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PlacesModelVolumeItem* volumeItem = static_cast<PlacesModelVolumeItem*>(item);
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MountOperation* op = new MountOperation(true, this);
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if(volumeItem->canEject()) // do eject if applicable
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op->eject(volumeItem->volume());
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else // otherwise, do unmount instead
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op->unmount(volumeItem->volume());
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}
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else if(item->type() == PlacesModelItem::Mount) {
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PlacesModelMountItem* mountItem = static_cast<PlacesModelMountItem*>(item);
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MountOperation* op = new MountOperation(true, this);
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op->unmount(mountItem->mount());
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}
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qDebug("PlacesView::onEjectButtonClicked");
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}
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void PlacesView::onClicked(const QModelIndex& index) {
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if(!index.parent().isValid()) // ignore root items
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return;
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if(index.column() == 0) {
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activateRow(0, index);
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}
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else if(index.column() == 1) { // column 1 contains eject buttons of the mounted devices
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if(index.parent() == model_->devicesRoot->index()) { // this is a mounted device
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// the eject button is clicked
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QModelIndex itemIndex = index.sibling(index.row(), 0); // the real item is at column 0
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PlacesModelItem* item = static_cast<PlacesModelItem*>(model_->itemFromIndex(itemIndex));
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if(item) {
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// eject the volume or the mount
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onEjectButtonClicked(item);
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}
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}
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}
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}
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void PlacesView::setCurrentPath(FmPath* path) {
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if(currentPath_)
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fm_path_unref(currentPath_);
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if(path) {
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currentPath_ = fm_path_ref(path);
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// TODO: search for item with the path in model_ and select it.
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PlacesModelItem* item = model_->itemFromPath(currentPath_);
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if(item) {
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selectionModel()->select(item->index(), QItemSelectionModel::SelectCurrent|QItemSelectionModel::Rows);
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}
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else
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clearSelection();
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}
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else {
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currentPath_ = NULL;
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clearSelection();
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}
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}
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void PlacesView::dragMoveEvent(QDragMoveEvent* event) {
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QTreeView::dragMoveEvent(event);
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/*
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QModelIndex index = indexAt(event->pos());
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if(event->isAccepted() && index.isValid() && index.parent() == model_->bookmarksRoot->index()) {
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if(dropIndicatorPosition() != OnItem) {
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event->setDropAction(Qt::LinkAction);
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event->accept();
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}
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}
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*/
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}
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void PlacesView::dropEvent(QDropEvent* event) {
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QTreeView::dropEvent(event);
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}
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void PlacesView::onEmptyTrash() {
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FmPathList* files = fm_path_list_new();
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fm_path_list_push_tail(files, fm_path_get_trash());
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Fm::FileOperation::deleteFiles(files);
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fm_path_list_unref(files);
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}
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void PlacesView::onDeleteBookmark() {
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PlacesModel::ItemAction* action = static_cast<PlacesModel::ItemAction*>(sender());
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if(!action->index().isValid())
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return;
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PlacesModelBookmarkItem* item = static_cast<PlacesModelBookmarkItem*>(model_->itemFromIndex(action->index()));
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FmBookmarkItem* bookmarkItem = item->bookmark();
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FmBookmarks* bookmarks = fm_bookmarks_dup();
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fm_bookmarks_remove(bookmarks, bookmarkItem);
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g_object_unref(bookmarks);
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}
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// virtual
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void PlacesView::commitData(QWidget * editor) {
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QTreeView::commitData(editor);
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PlacesModelBookmarkItem* item = static_cast<PlacesModelBookmarkItem*>(model_->itemFromIndex(currentIndex()));
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FmBookmarkItem* bookmarkItem = item->bookmark();
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FmBookmarks* bookmarks = fm_bookmarks_dup();
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// rename bookmark
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fm_bookmarks_rename(bookmarks, bookmarkItem, item->text().toUtf8().constData());
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g_object_unref(bookmarks);
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}
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void PlacesView::onRenameBookmark() {
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PlacesModel::ItemAction* action = static_cast<PlacesModel::ItemAction*>(sender());
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if(!action->index().isValid())
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return;
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PlacesModelBookmarkItem* item = static_cast<PlacesModelBookmarkItem*>(model_->itemFromIndex(action->index()));
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setFocus();
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setCurrentIndex(item->index());
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edit(item->index());
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}
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void PlacesView::onMountVolume() {
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PlacesModel::ItemAction* action = static_cast<PlacesModel::ItemAction*>(sender());
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if(!action->index().isValid())
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return;
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PlacesModelVolumeItem* item = static_cast<PlacesModelVolumeItem*>(model_->itemFromIndex(action->index()));
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MountOperation* op = new MountOperation(true, this);
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op->mount(item->volume());
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op->wait();
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}
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void PlacesView::onUnmountVolume() {
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PlacesModel::ItemAction* action = static_cast<PlacesModel::ItemAction*>(sender());
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if(!action->index().isValid())
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return;
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PlacesModelVolumeItem* item = static_cast<PlacesModelVolumeItem*>(model_->itemFromIndex(action->index()));
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GMount* mount = NULL;
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MountOperation* op = new MountOperation(true, this);
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op->unmount(item->volume());
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op->wait();
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}
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void PlacesView::onUnmountMount() {
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PlacesModel::ItemAction* action = static_cast<PlacesModel::ItemAction*>(sender());
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if(!action->index().isValid())
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return;
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PlacesModelMountItem* item = static_cast<PlacesModelMountItem*>(model_->itemFromIndex(action->index()));
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GMount* mount = item->mount();
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MountOperation* op = new MountOperation(true, this);
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op->unmount(mount);
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op->wait();
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}
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void PlacesView::onEjectVolume() {
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PlacesModel::ItemAction* action = static_cast<PlacesModel::ItemAction*>(sender());
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if(!action->index().isValid())
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return;
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PlacesModelVolumeItem* item = static_cast<PlacesModelVolumeItem*>(model_->itemFromIndex(action->index()));
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MountOperation* op = new MountOperation(true, this);
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op->eject(item->volume());
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op->wait();
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}
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void PlacesView::contextMenuEvent(QContextMenuEvent* event) {
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QModelIndex index = indexAt(event->pos());
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if(index.isValid() && index.parent().isValid()) {
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QMenu* menu = NULL;
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QAction* action;
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PlacesModelItem* item = static_cast<PlacesModelItem*>(model_->itemFromIndex(index));
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switch(item->type()) {
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case PlacesModelItem::Places: {
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FmPath* path = item->path();
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if(path && fm_path_equal(fm_path_get_trash(), path)) {
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menu = new QMenu(this);
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action = new PlacesModel::ItemAction(item->index(), tr("Empty Trash"), menu);
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connect(action, &QAction::triggered, this, &PlacesView::onEmptyTrash);
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menu->addAction(action);
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}
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break;
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}
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case PlacesModelItem::Bookmark: {
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// create context menu for bookmark item
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menu = new QMenu(this);
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action = new PlacesModel::ItemAction(item->index(), tr("Rename"), menu);
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connect(action, &QAction::triggered, this, &PlacesView::onRenameBookmark);
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menu->addAction(action);
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action = new PlacesModel::ItemAction(item->index(), tr("Delete"), menu);
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connect(action, &QAction::triggered, this, &PlacesView::onDeleteBookmark);
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menu->addAction(action);
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break;
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}
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case PlacesModelItem::Volume: {
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PlacesModelVolumeItem* volumeItem = static_cast<PlacesModelVolumeItem*>(item);
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menu = new QMenu(this);
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if(volumeItem->isMounted()) {
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action = new PlacesModel::ItemAction(item->index(), tr("Unmount"), menu);
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connect(action, &QAction::triggered, this, &PlacesView::onUnmountVolume);
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}
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else {
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action = new PlacesModel::ItemAction(item->index(), tr("Mount"), menu);
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connect(action, &QAction::triggered, this, &PlacesView::onMountVolume);
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}
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menu->addAction(action);
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if(volumeItem->canEject()) {
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action = new PlacesModel::ItemAction(item->index(), tr("Eject"), menu);
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connect(action, &QAction::triggered, this, &PlacesView::onEjectVolume);
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menu->addAction(action);
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}
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break;
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}
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case PlacesModelItem::Mount: {
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menu = new QMenu(this);
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action = new PlacesModel::ItemAction(item->index(), tr("Unmount"), menu);
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connect(action, &QAction::triggered, this, &PlacesView::onUnmountMount);
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menu->addAction(action);
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break;
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}
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}
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if(menu) {
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menu->popup(mapToGlobal(event->pos()));
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connect(menu, &QMenu::aboutToHide, menu, &QMenu::deleteLater);
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}
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}
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}
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