Redirecting project's purpose into password encryption. Need to separate declaration from implementation

MainWindow.cpp

@@ -0,0 +1,100 @@
+#include<QString>
+#include"MainWindow.h"
+#include"Encryption.h"
+#include"Decryption.h"
+#include"KeyRetrieval.h"
+
+MainWindow::MainWindow()
+{
+	windowHeight = 450;
+	windowWidth = 450;
+	setupMainWindow();
+}
+
+
+void MainWindow::setupMainWindow()
+{
+	kh = unique_ptr<KeyManagementWindow>{new KeyManagementWindow};
+	textForCryption = unique_ptr<QTextEdit>{new QTextEdit{}};
+	actionButton = unique_ptr<QPushButton>{new QPushButton(tr("encrypt"))};
+	selectionBox = unique_ptr<QComboBox>{new QComboBox{}};
+
+	buttonLayout = unique_ptr<QVBoxLayout>{new QVBoxLayout};
+	buttonWidget = unique_ptr<QWidget>{new QWidget};
+	buttonDockWidget = unique_ptr<QDockWidget>{new QDockWidget};
+	buttonDockWidget.get()->setWindowTitle(tr("Cryption Controls"));
+	buttonLayout.get()->addWidget(selectionBox.get());
+	buttonLayout.get()->addWidget(actionButton.get());
+	buttonWidget.get()->setLayout(buttonLayout.get());
+	buttonDockWidget.get()->setWidget(buttonWidget.get());
+	buttonDockWidget.get()->setFeatures(QDockWidget::NoDockWidgetFeatures);
+	setCentralWidget(buttonDockWidget.get());
+
+	cryptionArea = unique_ptr<QDockWidget>{new QDockWidget(tr("Cryption"))};
+	cryptionArea.get()->setWidget(textForCryption.get());
+	cryptionArea.get()->setFeatures(QDockWidget::NoDockWidgetFeatures);
+	addDockWidget(Qt::LeftDockWidgetArea, cryptionArea.get());
+
+	createMenus();
+
+	QObject::connect(closeApplication.get(), SIGNAL(triggered()), this, SLOT(exitApplication()));
+	QObject::connect(keyEdit.get(), SIGNAL(triggered()), this, SLOT(keyManagementWindow()));
+
+	setWindowTitle("Encryption Decryption Messaging");
+	setFixedHeight(windowHeight);
+	setFixedWidth(windowWidth);
+}
+void MainWindow::createMenus()
+{
+	fileMenu = unique_ptr<QMenu>{menuBar()->addMenu(tr("File"))};
+	editMenu = unique_ptr<QMenu>{menuBar()->addMenu(tr("Edit"))};
+
+	closeApplication = unique_ptr<QAction>{new QAction(new QObject(nullptr))};
+	closeApplication.get()->setText("Exit Application");
+
+	keyEdit = unique_ptr<QAction>{new QAction(new QObject(nullptr))};
+	keyEdit.get()->setText("Key Management");
+
+	fileMenu.get()->addAction(closeApplication.get());
+	editMenu.get()->addAction(keyEdit.get());
+}
+
+
+void MainWindow::changeCryptionType()
+{
+	(cryptionChoice) ? cryptionSwitch->setText("decrypt chosen") : cryptionSwitch->setText("encrypt chosen");
+	cryptionChoice = (cryptionChoice) ? false : true;
+}
+void MainWindow::determineCryption()
+{
+	if (cryptionChoice)
+	{
+		Encryption ec{grabCryptionText()};
+
+		textForCryption.get()->clear();
+		textForCryption.get()->setText(QString::fromStdString(ec.getEncryptedMessage()));
+
+		cryptionSwitch.get()->setText("decrypt chosen");
+		cryptionChoice = false;
+	}
+	else
+	{
+		Decryption dc{grabCryptionText()};
+
+		textForCryption.get()->clear();
+		textForCryption.get()->setText(QString::fromStdString(dc.getDecryptedMessage()));
+
+		cryptionSwitch.get()->setText("encrypt chosen");
+		cryptionChoice = true;
+	}
+}
+void MainWindow::keyManagementWindow() { kh.get()->show(); }
+void MainWindow::exitApplication() { exit(0); }
+
+
+std::string MainWindow::grabCryptionText()
+{
+	auto placeHolder = textForCryption.get()->toPlainText();
+	
+	return placeHolder.toStdString();
+}