108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
/*
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* Oak Video Editor - Non-Linear Video Editor
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* Copyright (C) 2025 Olive CE Team
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*
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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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*
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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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*
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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 "task.h"
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#include <QFutureWatcher>
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#include <QtConcurrent>
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namespace olive
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{
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#define super ProgressDialog
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TaskDialog::TaskDialog(Task *task, const QString &title, QWidget *parent)
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: super(task->GetTitle(), title, parent)
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, task_(task)
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, destroy_on_close_(true)
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, already_shown_(false)
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{
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// Clear task when this dialog is destroyed
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task_->setParent(this);
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// Connect the save manager progress signal to the progress bar update on the dialog
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connect(task_, &Task::ProgressChanged, this, &TaskDialog::SetProgress,
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Qt::QueuedConnection);
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// Connect cancel signal (must be a direct connection or it'll be queued after the task has
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// already finished)
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connect(this, &TaskDialog::Cancelled, task_, &Task::Cancel,
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Qt::DirectConnection);
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}
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void TaskDialog::showEvent(QShowEvent *e)
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{
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super::showEvent(e);
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if (!already_shown_) {
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// Create watcher for when the task finishes
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QFutureWatcher<bool> *task_watcher = new QFutureWatcher<bool>();
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// Listen for when the task finishes
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connect(task_watcher, &QFutureWatcher<bool>::finished, this,
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&TaskDialog::TaskFinished, Qt::QueuedConnection);
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// Run task in another thread with QtConcurrent
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task_watcher->setFuture(
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#if QT_VERSION_MAJOR >= 6
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QtConcurrent::run(&Task::Start, task_)
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#else
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QtConcurrent::run(task_, &Task::Start)
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#endif
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);
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already_shown_ = true;
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}
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}
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void TaskDialog::closeEvent(QCloseEvent *e)
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{
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// Cancel task if it is running
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task_->Cancel();
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// Standard close function
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super::closeEvent(e);
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// Reset shown
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already_shown_ = false;
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// Clean up this task and dialog
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if (destroy_on_close_) {
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deleteLater();
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}
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}
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void TaskDialog::TaskFinished()
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{
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QFutureWatcher<bool> *task_watcher =
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static_cast<QFutureWatcher<bool> *>(sender());
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if (task_watcher->result()) {
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emit TaskSucceeded(task_);
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} else {
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ShowErrorMessage(tr("Task Failed"), task_->GetError());
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emit TaskFailed(task_);
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}
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task_watcher->deleteLater();
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close();
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}
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}
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