Method OnBeforeCloseFile

ui/uinotification.cpp:109–165

bool NotificationListener::OnBeforeCloseFile(UIContext* context, FileContext* file, ViewFrame* frame)
{
	auto mainWindow = context->mainWindow();
	auto tabs = context->getTabs();
	size_t count = 0;
	for (auto tab : tabs)
	{
		auto viewFrame = context->getViewFrameForTab(tab);
		if (viewFrame && (viewFrame->getFileContext() == file))
			count++;
	}

	// This is the last tab of the file being closed. Check whether the debugger is connected
	if (count == 1)
	{
		auto viewFrame = context->getCurrentViewFrame();
		if (!viewFrame)
			return true;
		auto data = viewFrame->getCurrentBinaryView();
		if (!data)
			return true;
		auto controller = DebuggerController::GetController(data);
		if (controller && controller->IsConnected())
		{
			QMessageBox* msgBox = new QMessageBox(mainWindow);
			msgBox->setAttribute(Qt::WA_DeleteOnClose);
			msgBox->setIcon(QMessageBox::Question);
			msgBox->setText(QObject::tr("The debugger file ") + file->getShortFileName(mainWindow)
				+ QObject::tr(" is active. Do you want to stop it before closing?"));
			msgBox->setWindowTitle(QObject::tr("Debugger Active"));
			msgBox->setStandardButtons(QMessageBox::Yes | QMessageBox::Cancel);
			msgBox->setDefaultButton(QMessageBox::Yes);
			msgBox->show();
			msgBox->move(mainWindow->frameGeometry().center() - msgBox->rect().center());
			msgBox->setAttribute(Qt::WA_KeyboardFocusChange);
			int result = msgBox->exec();
			if (result == QMessageBox::Cancel)
				return false;
			else if (result == QMessageBox::Yes)
			{
				// Since the UIContext is not ref-counted, it would have been deleted when the thread we create below
				// gets a chance to run. So we need to take all its data views and pass them as a parameter.
				auto datas = file->getAllDataViews();
				std::thread([=]() {
					// Since we cannot wait for the target to stop on the main thread, we must create a new thread and
					// wait from there.
					controller->QuitAndWait();
					DestroyControllers(datas);
				}).detach();
				return true;
			}
		}

		DestroyControllers(file);
	}
	return true;
}