Thomas Wilshaw
8e6b42a160
Remove the Undo code for deleting a clip and replace it with simpler parent/child undo relationship. Move block gathering code to seperate function. It's quite brute force and might lead to issues further down the line with more complex composited node setups.
676 lines
19 KiB
C++
676 lines
19 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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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 3 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
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "projectexplorer.h"
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#include <QDebug>
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#include <QDesktopServices>
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#include <QDir>
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#include <QMessageBox>
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#include <QProcess>
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#include <QUrl>
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#include <QVBoxLayout>
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#include "common/define.h"
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#include "core.h"
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#include "dialog/footageproperties/footageproperties.h"
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#include "dialog/sequence/sequence.h"
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#include "task/precache/precachetask.h"
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#include "task/taskmanager.h"
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#include "widget/menu/menu.h"
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#include "widget/menu/menushared.h"
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#include "window/mainwindow/mainwindow.h"
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#include "widget/timelinewidget/timelinewidget.h"
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OLIVE_NAMESPACE_ENTER
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ProjectExplorer::ProjectExplorer(QWidget *parent) :
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QWidget(parent),
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model_(this)
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{
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// Create layout
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QVBoxLayout* layout = new QVBoxLayout(this);
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layout->setSpacing(0);
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layout->setMargin(0);
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// Set up navigation bar
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nav_bar_ = new ProjectExplorerNavigation(this);
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connect(nav_bar_, &ProjectExplorerNavigation::SizeChanged, this, &ProjectExplorer::SizeChangedSlot);
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connect(nav_bar_, &ProjectExplorerNavigation::DirectoryUpClicked, this, &ProjectExplorer::DirUpSlot);
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layout->addWidget(nav_bar_);
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// Set up stacked widget
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stacked_widget_ = new QStackedWidget(this);
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layout->addWidget(stacked_widget_);
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// Add tree view to stacked widget
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tree_view_ = new ProjectExplorerTreeView(stacked_widget_);
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tree_view_->setContextMenuPolicy(Qt::CustomContextMenu);
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AddView(tree_view_);
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// Add list view to stacked widget
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list_view_ = new ProjectExplorerListView(stacked_widget_);
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list_view_->setContextMenuPolicy(Qt::CustomContextMenu);
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AddView(list_view_);
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// Add icon view to stacked widget
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icon_view_ = new ProjectExplorerIconView(stacked_widget_);
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icon_view_->setContextMenuPolicy(Qt::CustomContextMenu);
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AddView(icon_view_);
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// Set default view to tree view
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set_view_type(ProjectToolbar::TreeView);
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// Set default icon size
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SizeChangedSlot(kProjectIconSizeDefault);
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// Set rename timer timeout
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rename_timer_.setInterval(500);
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connect(&rename_timer_, &QTimer::timeout, this, &ProjectExplorer::RenameTimerSlot);
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connect(tree_view_, &ProjectExplorerTreeView::customContextMenuRequested, this, &ProjectExplorer::ShowContextMenu);
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connect(list_view_, &ProjectExplorerListView::customContextMenuRequested, this, &ProjectExplorer::ShowContextMenu);
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connect(icon_view_, &ProjectExplorerIconView::customContextMenuRequested, this, &ProjectExplorer::ShowContextMenu);
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}
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const ProjectToolbar::ViewType &ProjectExplorer::view_type() const
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{
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return view_type_;
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}
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void ProjectExplorer::set_view_type(ProjectToolbar::ViewType type)
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{
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view_type_ = type;
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// Set widget based on view type
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switch (view_type_) {
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case ProjectToolbar::TreeView:
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stacked_widget_->setCurrentWidget(tree_view_);
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nav_bar_->setVisible(false);
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break;
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case ProjectToolbar::ListView:
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stacked_widget_->setCurrentWidget(list_view_);
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nav_bar_->setVisible(true);
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break;
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case ProjectToolbar::IconView:
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stacked_widget_->setCurrentWidget(icon_view_);
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nav_bar_->setVisible(true);
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break;
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}
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}
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void ProjectExplorer::Edit(Item *item)
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{
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CurrentView()->edit(model_.CreateIndexFromItem(item));
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}
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void ProjectExplorer::AddView(QAbstractItemView *view)
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{
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view->setModel(&model_);
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view->setEditTriggers(QAbstractItemView::NoEditTriggers);
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connect(view, &QAbstractItemView::clicked, this, &ProjectExplorer::ItemClickedSlot);
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connect(view, &QAbstractItemView::doubleClicked, this, &ProjectExplorer::ItemDoubleClickedSlot);
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connect(view, SIGNAL(DoubleClickedEmptyArea()), this, SLOT(ViewEmptyAreaDoubleClickedSlot()));
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stacked_widget_->addWidget(view);
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}
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void ProjectExplorer::BrowseToFolder(const QModelIndex &index)
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{
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// Make sure any rename timers are stopped
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rename_timer_.stop();
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// Set appropriate views to this index
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icon_view_->setRootIndex(index);
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list_view_->setRootIndex(index);
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// Set navbar text to folder's name
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if (index.isValid()) {
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Folder* f = static_cast<Folder*>(index.internalPointer());
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nav_bar_->set_text(f->name());
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} else {
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// Or set it to an empty string if the index is valid (which means we're browsing to the root directory)
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nav_bar_->set_text(QString());
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}
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// Set directory up enabled button based on whether we're in root or not
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nav_bar_->set_dir_up_enabled(index.isValid());
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}
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QAbstractItemView *ProjectExplorer::CurrentView() const
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{
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return static_cast<QAbstractItemView*>(stacked_widget_->currentWidget());
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}
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void ProjectExplorer::ItemClickedSlot(const QModelIndex &index)
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{
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if (index.isValid()) {
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if (clicked_index_ == index) {
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// The item has been clicked more than once, start a timer for renaming
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rename_timer_.start();
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} else {
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// Cache this index for the next click
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clicked_index_ = index;
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// If the rename timer had started, stop it now
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rename_timer_.stop();
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}
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} else {
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// Stop the rename timer
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rename_timer_.stop();
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}
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}
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void ProjectExplorer::ViewEmptyAreaDoubleClickedSlot()
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{
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// Ensure no attempts to rename are made
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clicked_index_ = QModelIndex();
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rename_timer_.stop();
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emit DoubleClickedItem(nullptr);
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}
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void ProjectExplorer::ItemDoubleClickedSlot(const QModelIndex &index)
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{
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// Ensure no attempts to rename are made
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clicked_index_ = QModelIndex();
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rename_timer_.stop();
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// Retrieve source item from index
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Item* i = static_cast<Item*>(index.internalPointer());
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// If the item is a folder, browse to it
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if (i->CanHaveChildren()
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&& (view_type() == ProjectToolbar::ListView || view_type() == ProjectToolbar::IconView)) {
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BrowseToFolder(index);
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}
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// Emit a signal
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emit DoubleClickedItem(i);
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}
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void ProjectExplorer::SizeChangedSlot(int s)
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{
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icon_view_->setGridSize(QSize(s, s));
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list_view_->setIconSize(QSize(s, s));
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}
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void ProjectExplorer::DirUpSlot()
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{
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QModelIndex current_root = icon_view_->rootIndex();
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if (current_root.isValid()) {
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QModelIndex parent = current_root.parent();
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BrowseToFolder(parent);
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}
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}
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void ProjectExplorer::RenameTimerSlot()
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{
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// Start editing this index
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CurrentView()->edit(clicked_index_);
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// Reset clicked index state
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clicked_index_ = QModelIndex();
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// Stop rename timer
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rename_timer_.stop();
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}
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void ProjectExplorer::ShowContextMenu()
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{
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Menu menu;
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Menu new_menu;
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context_menu_items_ = SelectedItems();
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if (context_menu_items_.isEmpty()) {
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// Items to show if no items are selected
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// "New" menu
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new_menu.setTitle(tr("&New"));
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MenuShared::instance()->AddItemsForNewMenu(&new_menu);
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menu.addMenu(&new_menu);
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// "Import" action
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QAction* import_action = menu.addAction(tr("&Import..."));
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connect(import_action, &QAction::triggered, Core::instance(), &Core::DialogImportShow);
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menu.addSeparator();
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// Project properties action
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QAction* project_properties = menu.addAction(tr("&Project Properties..."));
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connect(project_properties, &QAction::triggered, Core::instance(), &Core::DialogProjectPropertiesShow);
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} else {
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// Actions to add when only one item is selected
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if (context_menu_items_.size() == 1) {
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Item* context_menu_item = context_menu_items_.first();
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switch (context_menu_item->type()) {
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case Item::kFolder:
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{
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QAction* open_in_new_tab = menu.addAction(tr("Open in New Tab"));
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connect(open_in_new_tab, &QAction::triggered, this, &ProjectExplorer::OpenContextMenuItemInNewTab);
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QAction* open_in_new_window = menu.addAction(tr("Open in New Window"));
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connect(open_in_new_window, &QAction::triggered, this, &ProjectExplorer::OpenContextMenuItemInNewWindow);
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break;
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}
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case Item::kFootage:
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{
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QString reveal_text;
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#if defined(Q_OS_WINDOWS)
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reveal_text = tr("Reveal in Explorer");
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#elif defined(Q_OS_MAC)
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reveal_text = tr("Reveal in Finder");
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#else
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reveal_text = tr("Reveal in File Manager");
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#endif
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QAction* reveal_action = menu.addAction(reveal_text);
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connect(reveal_action, &QAction::triggered, this, &ProjectExplorer::RevealSelectedFootage);
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break;
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}
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case Item::kSequence:
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break;
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}
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menu.addSeparator();
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}
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bool all_items_are_footage = true;
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bool all_items_have_video_streams = true;
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bool all_items_are_footage_or_sequence = true;
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foreach (Item* i, context_menu_items_) {
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if (i->type() == Item::kFootage && !static_cast<Footage*>(i)->HasStreamsOfType(Stream::kVideo)) {
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all_items_have_video_streams = false;
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}
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if (i->type() != Item::kFootage) {
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all_items_are_footage = false;
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}
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if (i->type() != Item::kFootage && i->type() != Item::kSequence) {
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all_items_are_footage_or_sequence = false;
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}
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}
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if (all_items_are_footage && all_items_have_video_streams) {
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Menu* proxy_menu = new Menu(tr("Pre-Cache"), &menu);
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menu.addMenu(proxy_menu);
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QList<ItemPtr> sequences = project()->get_items_of_type(Item::kSequence);
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if (sequences.isEmpty()) {
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QAction* a = proxy_menu->addAction(tr("No sequences exist in project"));
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a->setEnabled(false);
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} else {
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foreach (ItemPtr i, sequences) {
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QAction* a = proxy_menu->addAction(tr("For \"%1\"").arg(i->name()));
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a->setData(Node::PtrToValue(i.get()));
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}
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connect(proxy_menu, &Menu::triggered, this, &ProjectExplorer::ContextMenuStartProxy);
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}
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}
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Q_UNUSED(all_items_are_footage_or_sequence)
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if (context_menu_items_.size() == 1) {
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menu.addSeparator();
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QAction* properties_action = menu.addAction(tr("P&roperties"));
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connect(properties_action, &QAction::triggered, this, &ProjectExplorer::ShowItemPropertiesDialog);
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}
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}
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menu.exec(QCursor::pos());
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}
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void ProjectExplorer::ShowItemPropertiesDialog()
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{
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Item* sel = context_menu_items_.first();
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switch (sel->type()) {
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case Item::kFootage:
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{
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// FIXME: Support for multiple items
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FootagePropertiesDialog fpd(this, static_cast<Footage*>(sel));
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fpd.exec();
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break;
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}
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case Item::kFolder:
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{
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// FIXME: Rename dialog probably
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break;
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}
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case Item::kSequence:
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{
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// FIXME: Support for multiple items
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SequenceDialog sd(static_cast<Sequence*>(sel), SequenceDialog::kExisting, this);
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sd.exec();
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break;
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}
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}
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}
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void ProjectExplorer::RevealSelectedFootage()
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{
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Footage* footage = static_cast<Footage*>(context_menu_items_.first());
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#if defined(Q_OS_WINDOWS)
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// Explorer
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QStringList args;
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args << "/select," << QDir::toNativeSeparators(footage->filename());
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QProcess::startDetached("explorer", args);
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#elif defined(Q_OS_MAC)
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QStringList args;
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args << "-e";
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args << "tell application \"Finder\"";
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args << "-e";
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args << "activate";
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args << "-e";
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args << "select POSIX file \""+footage->filename()+"\"";
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args << "-e";
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args << "end tell";
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QProcess::startDetached("osascript", args);
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#else
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QDesktopServices::openUrl(QUrl::fromLocalFile(QFileInfo(footage->filename()).dir().absolutePath()));
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#endif
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}
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void ProjectExplorer::OpenContextMenuItemInNewTab()
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{
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Core::instance()->main_window()->FolderOpen(project(), context_menu_items_.first(), false);
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}
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void ProjectExplorer::OpenContextMenuItemInNewWindow()
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{
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Core::instance()->main_window()->FolderOpen(project(), context_menu_items_.first(), true);
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}
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void ProjectExplorer::ContextMenuStartProxy(QAction *a)
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{
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QList<VideoStreamPtr> video_streams;
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// To get here, the `context_menu_items_` must be all kFootage
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foreach (Item* i, context_menu_items_) {
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VideoStreamPtr s = std::static_pointer_cast<VideoStream>(static_cast<Footage*>(i)->get_first_stream_of_type(Stream::kVideo));
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if (s) {
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video_streams.append(s);
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}
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}
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Sequence* sequence = Node::ValueToPtr<Sequence>(a->data());
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// Start a background task for proxying
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foreach (VideoStreamPtr video_stream, video_streams) {
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PreCacheTask* proxy_task = new PreCacheTask(video_stream, sequence);
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TaskManager::instance()->AddTask(proxy_task);
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}
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}
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Project *ProjectExplorer::project() const
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{
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return model_.project();
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}
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void ProjectExplorer::set_project(Project *p)
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{
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model_.set_project(p);
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}
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QModelIndex ProjectExplorer::get_root_index() const
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{
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return tree_view_->rootIndex();
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}
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void ProjectExplorer::set_root(Item *item)
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{
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QModelIndex index = model_.CreateIndexFromItem(item);
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BrowseToFolder(index);
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tree_view_->setRootIndex(index);
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}
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QList<Item *> ProjectExplorer::SelectedItems() const
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{
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// Determine which view is active and get its selected indexes
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QModelIndexList index_list = CurrentView()->selectionModel()->selectedRows();
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// Convert indexes to item objects
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QList<Item*> selected_items;
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for (int i=0;i<index_list.size();i++) {
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const QModelIndex& index = index_list.at(i);
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Item* item = static_cast<Item*>(index.internalPointer());
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selected_items.append(item);
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}
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return selected_items;
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}
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Folder *ProjectExplorer::GetSelectedFolder() const
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{
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if (project() == nullptr) {
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return nullptr;
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}
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Folder* folder = nullptr;
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// Get the selected items from the panel
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QList<Item*> selected_items = SelectedItems();
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// Heuristic for finding the selected folder:
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//
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// - If `folder` is nullptr, we set the first folder we find. Either the item itself if it's a folder, or the
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// item's parent.
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// - Otherwise, if all folders found are the same, we'll use that to import into.
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// - If more than one folder is found, we play it safe and import into the root folder
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for (int i=0;i<selected_items.size();i++) {
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Item* sel_item = selected_items.at(i);
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// If this item is not a folder, presumably it's parent is
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if (!sel_item->CanHaveChildren()) {
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sel_item = sel_item->parent();
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Q_ASSERT(sel_item->CanHaveChildren());
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}
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if (folder == nullptr) {
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// If the folder is nullptr, cache it as this folder
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folder = static_cast<Folder*>(sel_item);
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} else if (folder != sel_item) {
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// If not, we've already cached a folder so we check if it's the same
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// If it isn't, we "play it safe" and use the root folder
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folder = nullptr;
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break;
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}
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}
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// If we didn't pick up a folder from the heuristic above for whatever reason, use root
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if (folder == nullptr) {
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folder = project()->root();
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}
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return folder;
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}
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ProjectViewModel *ProjectExplorer::model()
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{
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return &model_;
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}
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void ProjectExplorer::SelectAll()
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{
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CurrentView()->selectAll();
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}
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void ProjectExplorer::DeselectAll()
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{
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CurrentView()->selectionModel()->clearSelection();
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}
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QMap<Node*, StreamPtr> ProjectExplorer::GetFootageNodes(Item* item)
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{
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// Output list list
|
|
QMap<Node*, StreamPtr> nodes;
|
|
|
|
// Get all sequences.
|
|
QList<ItemPtr> sequences = model_.project()->get_items_of_type(Item::kSequence);
|
|
// Get item pointer.
|
|
ItemPtr item_ptr = item->get_shared_ptr();
|
|
|
|
if (item_ptr.get()->type() == Item::kFootage) {
|
|
// If no sequences exist we don't need to do anything clever here
|
|
if (!sequences.isEmpty()) {
|
|
// Footage can contain multiple streams, all of which need to be dealt with
|
|
foreach (StreamPtr stream, static_cast<Footage*>(item_ptr.get())->streams()) {
|
|
// Check each sequence to see if it contains the footage in question
|
|
foreach (ItemPtr seq, sequences) {
|
|
Sequence* s = static_cast<Sequence*>(seq.get());
|
|
|
|
// Loop through nodes to find our Footage node
|
|
foreach (Node* node, s->nodes()) {
|
|
// Check if node is of the right type
|
|
if (node->IsMedia()){
|
|
// Check the streams are the same
|
|
if (static_cast<MediaInput*>(node)->footage() == stream) {
|
|
nodes.insert(node, stream);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return nodes;
|
|
}
|
|
|
|
QList<Block*> ProjectExplorer::GetFootageBlocks(QList<Node*> nodes)
|
|
{
|
|
// Get all sequences.
|
|
QList<ItemPtr> sequences = model_.project()->get_items_of_type(Item::kSequence);
|
|
|
|
QList<Block*> blocks;
|
|
|
|
foreach (ItemPtr seq, sequences) {
|
|
Sequence* s = static_cast<Sequence*>(seq.get());
|
|
// Loop through nodes in sequence
|
|
foreach (Node* node, s->nodes()) {
|
|
// For each Block see if it is linked to one of the Footage nodes add it to the delete list
|
|
if (node->IsBlock()) {
|
|
foreach (Node* input, nodes) {
|
|
if (node->GetExclusiveDependencies().contains(input)) {
|
|
blocks.append(static_cast<Block*>(node));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return blocks;
|
|
}
|
|
|
|
ProjectExplorer::FootageDeleteResponse ProjectExplorer::DeleteWarningMessage()
|
|
{
|
|
QMessageBox msgBox;
|
|
msgBox.setText(tr("This footage is in use."));
|
|
QPushButton* offline = msgBox.addButton(tr("Offline Footage"), QMessageBox::ApplyRole);
|
|
QPushButton* deleteClips = msgBox.addButton(tr("Delete Clips"), QMessageBox::ApplyRole);
|
|
msgBox.setStandardButtons(QMessageBox::Cancel);
|
|
msgBox.setIcon(QMessageBox::Warning);
|
|
|
|
msgBox.exec();
|
|
|
|
if (msgBox.clickedButton() == offline) {
|
|
return kOffline;
|
|
}
|
|
if (msgBox.clickedButton() == deleteClips) {
|
|
return kDelete;
|
|
}
|
|
|
|
return kCancel;
|
|
}
|
|
|
|
void ProjectExplorer::DeleteSelected()
|
|
{
|
|
QList<Item*> selected = SelectedItems();
|
|
|
|
if (selected.isEmpty()) {
|
|
return;
|
|
}
|
|
|
|
QUndoCommand* command = new QUndoCommand();
|
|
|
|
foreach (Item* item, selected) {
|
|
ItemPtr item_ptr = item->get_shared_ptr();
|
|
|
|
// If this is a sequence, close it
|
|
if (item_ptr->type() == Item::kSequence) {
|
|
Sequence* s = static_cast<Sequence*>(item_ptr.get());
|
|
|
|
if (Core::instance()->main_window()->IsSequenceOpen(s)) {
|
|
Core::instance()->main_window()->CloseSequence(s);
|
|
}
|
|
|
|
new ProjectViewModel::RemoveItemCommand(&model_, item_ptr, command);
|
|
}
|
|
|
|
// If this is a footage item, clean up if necessary
|
|
if (item_ptr->type() == Item::kFootage) {
|
|
|
|
// Check if nodes exists
|
|
QMap<Node*, StreamPtr> nodes = GetFootageNodes(item);
|
|
if (!nodes.isEmpty()){
|
|
// Warn user and ask them what to do
|
|
FootageDeleteResponse response = DeleteWarningMessage();
|
|
if (response == kOffline) {
|
|
new ProjectViewModel::OfflineFootageCommand(&model_, item_ptr, nodes, command);
|
|
}
|
|
if (response == kDelete) {
|
|
QUndoCommand* deleteCommand = new QUndoCommand(command);
|
|
TimelineWidget::ReplaceBlocksWithGaps(GetFootageBlocks(nodes.keys()), true, deleteCommand);
|
|
|
|
new ProjectViewModel::RemoveItemCommand(&model_, item_ptr, command);
|
|
}
|
|
if (response == kCancel) {
|
|
delete command;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
Core::instance()->undo_stack()->pushIfHasChildren(command);
|
|
}
|
|
|
|
OLIVE_NAMESPACE_EXIT
|