From 4fefdc65c5f7df1168c71255f3019aeebef1b7e2 Mon Sep 17 00:00:00 2001
From: Michael Mandl <mandlm@molez.net>
Date: Sun, 2 Dec 2018 15:22:44 +0100
Subject: [PATCH] Open first command line argument as file

---
 source/LogoTest.cpp   | 14 ++++++++--
 source/mainwindow.cpp | 63 +++++++++++++++++++++++++++----------------
 source/mainwindow.h   | 13 ++++++---
 3 files changed, 61 insertions(+), 29 deletions(-)

diff --git a/source/LogoTest.cpp b/source/LogoTest.cpp
index 30539a1..1f15804 100644
--- a/source/LogoTest.cpp
+++ b/source/LogoTest.cpp
@@ -4,8 +4,18 @@
 int main(int argc, char **argv)
 {
 	QApplication app(argc, argv);
-	MainWindow mainWindow;
-	mainWindow.show();
+
+	std::unique_ptr<MainWindow> mainWindow;
+	if (argc < 2)
+	{
+		mainWindow = std::make_unique<MainWindow>(nullptr);
+	}
+	else
+	{
+		mainWindow = std::make_unique<MainWindow>(nullptr, argv[1]);
+	}
+
+	mainWindow->show();
 
 	return app.exec();
 }
diff --git a/source/mainwindow.cpp b/source/mainwindow.cpp
index 20d877a..cf307db 100644
--- a/source/mainwindow.cpp
+++ b/source/mainwindow.cpp
@@ -1,8 +1,6 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 
-#include "DataModel.h"
-
 #include <QJsonObject>
 #include <QJsonDocument>
 #include <QFile>
@@ -21,16 +19,45 @@
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
     , ui(new Ui::MainWindow)
+    , m_dataModel(this)
 {
 	ui->setupUi(this);
+	setupUi();
+
+	newFile();
+}
+
+MainWindow::MainWindow(QWidget *parent, const QString &filename)
+    : QMainWindow(parent)
+    , ui(new Ui::MainWindow)
+    , m_dataModel(this)
+{
+	ui->setupUi(this);
+	setupUi();
+
+	openFile(filename);
+}
+
+void MainWindow::setupUi()
+{
+	ui->metaDataWidget->setModel(&m_dataModel.m_metaData);
+	ui->verbEndWidget->setModel(&m_dataModel.m_verbEnd);
+	ui->genusWidget->setModel(&m_dataModel.m_genus);
+	ui->pluralWidget->setModel(&m_dataModel.m_plural);
+	ui->akkusativDativWidget->setAkkusativModel(&m_dataModel.m_akkusativ);
+	ui->akkusativDativWidget->setDativModel(&m_dataModel.m_dativ);
+	ui->v2SvkWidget->setV2SvkModel(&m_dataModel.m_v2Svk);
+	ui->lateSkillsWidget->setPassivModel(&m_dataModel.m_passiv);
+	ui->lateSkillsWidget->setGenitivModel(&m_dataModel.m_genitiv);
+	ui->resultWidget->setModel(&m_dataModel.m_results);
 
 	connect(ui->actionNew, &QAction::triggered, this, &MainWindow::newFile);
-	connect(ui->actionOpen, &QAction::triggered, this, &MainWindow::openFile);
+	connect(ui->actionOpen, &QAction::triggered, this, qOverload<>(&MainWindow::openFile));
 	connect(ui->actionSave, &QAction::triggered, this, qOverload<>(&MainWindow::saveFile));
 	connect(ui->actionSave_as, &QAction::triggered, this, &MainWindow::saveFileAs);
 	connect(ui->actionPrint, &QAction::triggered, this, &MainWindow::print);
 
-	newFile();
+	connect(&m_dataModel, &DataModel::modelChanged, this, &MainWindow::dataModelChanged);
 }
 
 MainWindow::~MainWindow()
@@ -42,21 +69,6 @@ void MainWindow::newFile()
 {
 	closeFile();
 
-	m_dataModel = std::make_unique<DataModel>(this);
-	ui->metaDataWidget->setModel(&m_dataModel->m_metaData);
-	ui->verbEndWidget->setModel(&m_dataModel->m_verbEnd);
-	ui->genusWidget->setModel(&m_dataModel->m_genus);
-	ui->pluralWidget->setModel(&m_dataModel->m_plural);
-	ui->akkusativDativWidget->setAkkusativModel(&m_dataModel->m_akkusativ);
-	ui->akkusativDativWidget->setDativModel(&m_dataModel->m_dativ);
-	ui->v2SvkWidget->setV2SvkModel(&m_dataModel->m_v2Svk);
-	ui->lateSkillsWidget->setPassivModel(&m_dataModel->m_passiv);
-	ui->lateSkillsWidget->setGenitivModel(&m_dataModel->m_genitiv);
-
-	ui->resultWidget->setModel(&m_dataModel->m_results);
-
-	connect(&*m_dataModel, &DataModel::modelChanged, this, &MainWindow::dataModelChanged);
-
 	setWindowModified(false);
 	setWindowTitle("untitled[*]");
 	m_filename = "";
@@ -72,10 +84,15 @@ void MainWindow::openFile()
 		return;
 	}
 
+	openFile(filename);
+}
+
+void MainWindow::openFile(const QString &filename)
+{
 	closeFile();
 
 	std::fstream protoInFile(filename.toStdString(), std::ios::in | std::ios::binary);
-	m_dataModel->read(protoInFile);
+	m_dataModel.read(protoInFile);
 
 	setWindowModified(false);
 	setWindowTitle(filename + "[*]");
@@ -133,7 +150,7 @@ void MainWindow::closeFile()
 void MainWindow::print() const
 {
 	//std::ofstream htmlfile("print.html");
-	//htmlfile << m_dataModel->toHtml();
+	//htmlfile << m_dataModel.toHtml();
 
 	QPrinter printer;
 
@@ -144,7 +161,7 @@ void MainWindow::print() const
 	}
 
 	QTextDocument printDoc;
-	printDoc.setHtml(QString::fromStdString(m_dataModel->toHtml()));
+	printDoc.setHtml(QString::fromStdString(m_dataModel.toHtml()));
 
 	printDoc.print(&printer);
 }
@@ -164,7 +181,7 @@ void MainWindow::saveFile(const QString &filename)
 {
 	std::fstream protoOutFile(filename.toStdString(),
 	                          std::ios::out | std::ios::trunc | std::ios::binary);
-	m_dataModel->write(protoOutFile);
+	m_dataModel.write(protoOutFile);
 
 	qDebug() << "Wrote" << filename;
 
diff --git a/source/mainwindow.h b/source/mainwindow.h
index 78fa2bb..c2cf130 100644
--- a/source/mainwindow.h
+++ b/source/mainwindow.h
@@ -1,8 +1,10 @@
 #pragma once
 
-#include <QMainWindow>
+#include "DataModel.h"
+
+#include <QMainWindow>
+#include <QString>
 
-#include <memory>
 
 class DataModel;
 class QDataWidgetMapper;
@@ -17,17 +19,19 @@ class MainWindow : public QMainWindow
 
 private:
 	Ui::MainWindow *ui;
-	std::unique_ptr<DataModel> m_dataModel;
+	DataModel m_dataModel;
 	QString m_filename;
 	bool m_saveOnClose = false;
 
 public:
-	MainWindow(QWidget *parent = nullptr);
+	MainWindow(QWidget *parent);
+	MainWindow(QWidget *parent, const QString &filename);
 	~MainWindow();
 
 public slots:
 	void newFile();
 	void openFile();
+	void openFile(const QString &filename);
 	void saveFile();
 	void saveFileAs();
 	void closeFile();
@@ -38,5 +42,6 @@ protected:
 	void closeEvent(QCloseEvent *event) override;
 
 private:
+	void setupUi();
 	void saveFile(const QString &filename);
 };