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/* Copyright 2013-2018 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ProgressDialog.h"
#include "ui_ProgressDialog.h"
#include <QKeyEvent>
#include <QDebug>
#include "tasks/Task.h"
ProgressDialog::ProgressDialog(QWidget *parent) : QDialog(parent), ui(new Ui::ProgressDialog)
{
ui->setupUi(this);
this->setWindowFlags(this->windowFlags() & ~Qt::WindowContextHelpButtonHint);
setSkipButton(false);
changeProgress(0, 100);
}
void ProgressDialog::setSkipButton(bool present, QString label)
{
ui->skipButton->setAutoDefault(false);
ui->skipButton->setDefault(false);
ui->skipButton->setFocusPolicy(Qt::ClickFocus);
ui->skipButton->setEnabled(present);
ui->skipButton->setVisible(present);
ui->skipButton->setText(label);
updateSize();
}
void ProgressDialog::on_skipButton_clicked(bool checked)
{
Q_UNUSED(checked);
task->abort();
}
ProgressDialog::~ProgressDialog()
{
delete ui;
}
void ProgressDialog::updateSize()
{
resize(QSize(480, minimumSizeHint().height()));
}
int ProgressDialog::execWithTask(Task *task)
{
this->task = task;
QDialog::DialogCode result;
if(!task)
{
qDebug() << "Programmer error: progress dialog created with null task.";
return Accepted;
}
if(handleImmediateResult(result))
{
return result;
}
// Connect signals.
connect(task, SIGNAL(started()), SLOT(onTaskStarted()));
connect(task, SIGNAL(failed(QString)), SLOT(onTaskFailed(QString)));
connect(task, SIGNAL(succeeded()), SLOT(onTaskSucceeded()));
connect(task, SIGNAL(status(QString)), SLOT(changeStatus(const QString &)));
connect(task, SIGNAL(progress(qint64, qint64)), SLOT(changeProgress(qint64, qint64)));
// if this didn't connect to an already running task, invoke start
if(!task->isRunning())
{
task->start();
}
if(task->isRunning())
{
changeProgress(task->getProgress(), task->getTotalProgress());
changeStatus(task->getStatus());
return QDialog::exec();
}
else if(handleImmediateResult(result))
{
return result;
}
else
{
return QDialog::Rejected;
}
}
// TODO: only provide the unique_ptr overloads
int ProgressDialog::execWithTask(std::unique_ptr<Task> &&task)
{
connect(this, &ProgressDialog::destroyed, task.get(), &Task::deleteLater);
return execWithTask(task.release());
}
int ProgressDialog::execWithTask(std::unique_ptr<Task> &task)
{
connect(this, &ProgressDialog::destroyed, task.get(), &Task::deleteLater);
return execWithTask(task.release());
}
bool ProgressDialog::handleImmediateResult(QDialog::DialogCode &result)
{
if(task->isFinished())
{
if(task->wasSuccessful())
{
result = QDialog::Accepted;
}
else
{
result = QDialog::Rejected;
}
return true;
}
return false;
}
Task *ProgressDialog::getTask()
{
return task;
}
void ProgressDialog::onTaskStarted()
{
}
void ProgressDialog::onTaskFailed(QString failure)
{
reject();
}
void ProgressDialog::onTaskSucceeded()
{
accept();
}
void ProgressDialog::changeStatus(const QString &status)
{
ui->statusLabel->setText(status);
updateSize();
}
void ProgressDialog::changeProgress(qint64 current, qint64 total)
{
ui->taskProgressBar->setMaximum(total);
ui->taskProgressBar->setValue(current);
}
void ProgressDialog::keyPressEvent(QKeyEvent *e)
{
if(ui->skipButton->isVisible())
{
if (e->key() == Qt::Key_Escape)
{
on_skipButton_clicked(true);
return;
}
else if(e->key() == Qt::Key_Tab)
{
ui->skipButton->setFocusPolicy(Qt::StrongFocus);
ui->skipButton->setFocus();
ui->skipButton->setAutoDefault(true);
ui->skipButton->setDefault(true);
return;
}
}
QDialog::keyPressEvent(e);
}
void ProgressDialog::closeEvent(QCloseEvent *e)
{
if (task && task->isRunning())
{
e->ignore();
}
else
{
QDialog::closeEvent(e);
}
}
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