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#include "maintainwindow.h"
#include "ui_maintainwindow.h"
MaintainWindow::MaintainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MaintainWindow)
{
ui->setupUi(this);
this->setFixedSize(this->size());
backgroundImage = QIcon(":/background.svg").pixmap(this->size());
taskbarButton = new QWinTaskbarButton(this);
ui->performUninstallButton->setIcon(QApplication::style()->standardIcon(QStyle::SP_VistaShield));
QFile metadataFile(QApplication::applicationDirPath() + "/uninstall.json");
metadataFile.open(QFile::ReadOnly);
metadata = QJsonDocument::fromJson(metadataFile.readAll()).object();
}
MaintainWindow::~MaintainWindow()
{
delete ui;
}
void MaintainWindow::paintEvent(QPaintEvent *event) {
QPainter p(this);
p.drawPixmap(0, 0, backgroundImage);
}
void MaintainWindow::on_uninstallButton_clicked()
{
ui->stack->setCurrentIndex(1);
}
void MaintainWindow::on_cancelUninstallButton_clicked()
{
ui->stack->setCurrentIndex(0);
}
void MaintainWindow::on_performUninstallButton_clicked()
{
this->setWindowFlag(Qt::WindowCloseButtonHint, false);
this->show();
taskbarButton->progress()->reset();
taskbarButton->progress()->setRange(0, 0);
ui->stack->setCurrentIndex(2);
ui->statusLabel->setText(tr("Getting ready to uninstall %1...").arg(metadata.value("name").toString()));
QLocalServer* socketServer = new QLocalServer();
QString serverNumber = QString::number(qrand());
if (QApplication::arguments().contains("--server-only")) {
serverNumber = QApplication::arguments().at(QApplication::arguments().indexOf("--server-only") + 1);
}
socketServer->listen("theinstaller." + metadata.value("vendor").toString() + "." + metadata.value("name").toString() + "." + serverNumber);
connect(socketServer, &QLocalServer::newConnection, [=] {
QLocalSocket* sock = socketServer->nextPendingConnection();
connect(sock, &QLocalSocket::readyRead, [=] {
QStringList lines = QString(sock->readAll()).split("\n");
for (QString line : lines) {
QStringList parts = line.split(" ");
if (parts.at(0) == "PING") {
QMessageBox::warning(this, "Ping!", "Ping received", QMessageBox::Ok, QMessageBox::Ok);
} else if (parts.at(0) == "STATUS") {
parts.takeFirst();
ui->statusLabel->setText(parts.join(" "));
} else if (parts.at(0) == "PROGRESS") {
ui->modifyProgress->setMaximum(parts.at(2).toLongLong());
ui->modifyProgress->setValue(parts.at(1).toLongLong());
taskbarButton->progress()->setMaximum(parts.at(2).toLongLong());
taskbarButton->progress()->setValue(parts.at(1).toLongLong());
} else if (parts.at(0) == "DEBUG") {
parts.takeFirst();
qDebug() << parts.join(" ");
} else if (parts.at(0) == "COMPLETE") {
modifyDone = true;
this->setWindowFlag(Qt::WindowCloseButtonHint, true);
this->show();
ui->stack->setCurrentIndex(3);
taskbarButton->progress()->setVisible(false);
}
}
});
connect(sock, &QLocalSocket::disconnected, [=] {
if (!modifyDone) {
this->setWindowFlag(Qt::WindowCloseButtonHint, true);
this->show();
ui->stack->setCurrentIndex(4);
taskbarButton->progress()->stop();
}
});
socketServer->close();
});
if (QApplication::arguments().contains("--server-only")) {
QMessageBox::warning(this, "Socket Server", socketServer->serverName(), QMessageBox::Ok, QMessageBox::Ok);
} else {
QStringList args;
args.append("\"--remove\"");
args.append("\"--socket " + socketServer->serverName() + "\"");
QStringList psArgs;
psArgs.append("-FilePath \"" + QApplication::applicationFilePath() + "\"");
psArgs.append("-ArgumentList (" + args.join(",") + ")");
psArgs.append("-Verb runAs");
psArgs.append("-PassThru");
psArgs.append("-Wait");
QString encodedCommand = "Start-Process " + psArgs.join(" ") + "";
QProcess* proc = new QProcess();
proc->setProcessChannelMode(QProcess::ForwardedChannels);
QString command = "powershell -EncodedCommand " + QByteArray::fromRawData((const char*) encodedCommand.utf16(), encodedCommand.size() * 2).toBase64();
qDebug() << "PowerShell Command: " + encodedCommand;
qDebug() << "Executing " + command;
proc->start(command);
connect(proc, QOverload<int, QProcess::ExitStatus>::of(&QProcess::finished), [=](int exitCode, QProcess::ExitStatus exitStatus) {
this->setWindowFlag(Qt::WindowCloseButtonHint, true);
this->show();
if (socketServer->isListening()) {
socketServer->close();
socketServer->deleteLater();
ui->stack->setCurrentIndex(4);
taskbarButton->progress()->stop();
}
proc->deleteLater();
});
}
}
void MaintainWindow::showEvent(QShowEvent *event) {
taskbarButton->setWindow(this->windowHandle());
taskbarButton->progress()->setVisible(true);
}
void MaintainWindow::on_finishButton_clicked()
{
this->close();
}
void MaintainWindow::on_exitButton_clicked()
{
this->close();
}
void MaintainWindow::on_retryInstallButton_clicked()
{
ui->stack->setCurrentIndex(0);
}
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