oak-editor/app/panel/project/project.cpp

/*
 * Oak Video Editor - Non-Linear Video Editor
 * Copyright (C) 2025 Olive CE Team
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */

#include "project.h"

#include <QMenu>
#include <QVBoxLayout>

#include "core.h"
#include "node/project/sequence/sequence.h"
#include "panel/footageviewer/footageviewer.h"
#include "panel/timeline/timeline.h"
#include "panel/panelmanager.h"
#include "widget/menu/menushared.h"
#include "widget/projecttoolbar/projecttoolbar.h"
#include "window/mainwindow/mainwindow.h"

namespace olive
{

ProjectPanel::ProjectPanel(const QString &unique_name)
	: PanelWidget(unique_name)
{
	// Create main widget and its layout
	QWidget *central_widget = new QWidget(this);
	QVBoxLayout *layout = new QVBoxLayout(central_widget);
	layout->setContentsMargins(0, 0, 0, 0);

	SetWidgetWithPadding(central_widget);

	// Set up project toolbar
	ProjectToolbar *toolbar = new ProjectToolbar(this);
	layout->addWidget(toolbar);

	// Make toolbar connections
	connect(toolbar, &ProjectToolbar::NewClicked, this,
			&ProjectPanel::ShowNewMenu);
	connect(toolbar, &ProjectToolbar::OpenClicked, Core::instance(),
			&Core::OpenProject);
	connect(toolbar, &ProjectToolbar::SaveClicked, this,
			&ProjectPanel::SaveConnectedProject);

	// Set up main explorer object
	explorer_ = new ProjectExplorer(this);
	layout->addWidget(explorer_);
	connect(explorer_, &ProjectExplorer::DoubleClickedItem, this,
			&ProjectPanel::ItemDoubleClickSlot);
	connect(explorer_, &ProjectExplorer::SelectionChanged, this,
			&ProjectPanel::SelectionChanged);
	connect(toolbar, &ProjectToolbar::SearchChanged, explorer_,
			&ProjectExplorer::SetSearchFilter);

	// Set toolbar's view to the explorer's view
	toolbar->SetView(explorer_->view_type());

	// Connect toolbar's view change signal to the explorer's view change slot
	connect(toolbar, &ProjectToolbar::ViewChanged, explorer_,
			&ProjectExplorer::set_view_type);

	// Set strings
	Retranslate();
}

Project *ProjectPanel::project() const
{
	return explorer_->project();
}

void ProjectPanel::set_project(Project *p)
{
	if (project()) {
		disconnect(project(), &Project::NameChanged, this,
				   &ProjectPanel::UpdateSubtitle);
		disconnect(project(), &Project::NameChanged, this,
				   &ProjectPanel::ProjectNameChanged);
	}

	explorer_->set_project(p);

	if (project()) {
		connect(project(), &Project::NameChanged, this,
				&ProjectPanel::UpdateSubtitle);
		connect(project(), &Project::NameChanged, this,
				&ProjectPanel::ProjectNameChanged);
	}

	UpdateSubtitle();

	emit ProjectNameChanged();
}

Folder *ProjectPanel::get_root() const
{
	return explorer_->get_root();
}

void ProjectPanel::set_root(Folder *item)
{
	explorer_->set_root(item);

	Retranslate();
}

QVector<Node *> ProjectPanel::SelectedItems() const
{
	return explorer_->SelectedItems();
}

Folder *ProjectPanel::GetSelectedFolder() const
{
	return explorer_->GetSelectedFolder();
}

ProjectViewModel *ProjectPanel::model() const
{
	return explorer_->model();
}

void ProjectPanel::SelectAll()
{
	explorer_->SelectAll();
}

void ProjectPanel::DeselectAll()
{
	explorer_->DeselectAll();
}

void ProjectPanel::DeleteSelected()
{
	explorer_->DeleteSelected();
}

void ProjectPanel::RenameSelected()
{
	explorer_->RenameSelectedItem();
}

void ProjectPanel::Edit(Node *item)
{
	explorer_->Edit(item);
}

void ProjectPanel::Retranslate()
{
	if (project() && explorer_->get_root() != project()->root()) {
		SetTitle(tr("Folder"));
	} else {
		SetTitle(tr("Project"));
	}

	UpdateSubtitle();
}

void ProjectPanel::ItemDoubleClickSlot(Node *item)
{
	if (item == nullptr) {
		// If the user double clicks on empty space, show the import dialog
		Core::instance()->DialogImportShow();
	} else if (dynamic_cast<Footage *>(item)) {
		// Open this footage in a FootageViewer
		auto panel =
			PanelManager::instance()->MostRecentlyFocused<FootageViewerPanel>();
		panel->ConnectViewerNode(static_cast<Footage *>(item));
		panel->raise();
		panel->setFocus(Qt::FocusReason::MouseFocusReason);
	} else if (dynamic_cast<Sequence *>(item)) {
		// Open this sequence in the Timeline
		Core::instance()->main_window()->OpenSequence(
			static_cast<Sequence *>(item));
	}
}

void ProjectPanel::ShowNewMenu()
{
	Menu new_menu(this);

	MenuShared::instance()->AddItemsForNewMenu(&new_menu);

	new_menu.exec(QCursor::pos());
}

void ProjectPanel::UpdateSubtitle()
{
	if (project()) {
		QString project_title = QStringLiteral("%1").arg(project()->name());

		if (explorer_->get_root() != project()->root()) {
			QString folder_path;

			Folder *item = explorer_->get_root();

			do {
				folder_path.prepend(
					QStringLiteral("/%1").arg(item->GetLabel()));

				item = item->folder();
			} while (item != project()->root());

			project_title.append(folder_path);
		}

		SetSubtitle(project_title);
	} else {
		SetSubtitle(tr("(none)"));
	}
}

void ProjectPanel::SaveConnectedProject()
{
	Core::instance()->SaveProject();
}

QVector<ViewerOutput *> ProjectPanel::GetSelectedFootage() const
{
	QVector<Node *> items = SelectedItems();
	QVector<ViewerOutput *> footage;

	foreach (Node *i, items) {
		if (dynamic_cast<ViewerOutput *>(i)) {
			footage.append(static_cast<ViewerOutput *>(i));
		}
	}

	return footage;
}

}