[nostalgia] Enable and fix several warnings

src/nostalgia/studio/lib/json.hpp

@@ -17,6 +17,8 @@ namespace studio {
 class JsonOperator {
 
 	public:
+		virtual ~JsonOperator() = default;
+
 		virtual int op(QString fieldName, int *dest) = 0;
 
 		virtual int op(QString fieldName, bool *dest) = 0;

src/nostalgia/studio/lib/json_test.cpp

@@ -55,15 +55,15 @@ int main(int argc, char **args) {
 	int err = 0;
 	QString json;
 	TestStruct ts = {
-		.Bool = true,
-		.Int = 42,
-		.Double = 42.42,
-		.String = "Test String",
-		.Struct = {
-			.Bool = true,
-			.Int = 42,
-			.Double = 42.42,
-			.String = "Test String"
+		true,
+		42,
+		42.42,
+		"Test String",
+		{
+			true,
+			42,
+			42.42,
+			"Test String"
 		}
 	};
 	TestStruct tsOut;

src/nostalgia/studio/lib/plugin.hpp

@@ -28,12 +28,16 @@ struct Context {
 };
 
 struct EditorMaker {
+	virtual ~EditorMaker() = default;
+
 	virtual QWidget *make(QString path, const Context *ctx) = 0;
 };
 
 class Plugin {
 
 	public:
+		virtual ~Plugin() = default;
+
 		virtual QVector<WizardMaker> newWizards(const Context *ctx);
 
 		virtual QVector<WizardMaker> importWizards(const Context *ctx);

src/nostalgia/studio/lib/project.cpp

@@ -35,7 +35,7 @@ int Project::openRomFs() {
 	auto buff = std::make_unique<uint8_t[]>(buffSize);
 	if (file.exists()) {
 		file.open(QIODevice::ReadOnly);
-		if (file.read((char*) buff.get(), buffSize) > 0) {
+		if (file.read(reinterpret_cast<char*>(buff.get()), buffSize) > 0) {
 			m_fsBuff = std::move(buff);
 			if (m_fs.valid()) {
 				return 0;

src/nostalgia/studio/lib/project.hpp

@@ -66,13 +66,13 @@ int Project::writeObj(QString path, T *obj) const {
 
 	// write MetalClaw
 	size_t mcSize = 0;
-	err |= ox::writeMC((uint8_t*) buff.data(), buffLen, obj, &mcSize);
+	err |= ox::writeMC(reinterpret_cast<uint8_t*>(buff.data()), buffLen, obj, &mcSize);
 	if (err) {
 		return err;
 	}
 
 	// write to FS
-	err |= write(path, (uint8_t*) buff.data(), mcSize);
+	err |= write(path, reinterpret_cast<uint8_t*>(buff.data()), mcSize);
 	if (err) {
 		return err;
 	}

src/nostalgia/studio/main.cpp

@@ -17,7 +17,7 @@ using namespace nostalgia::studio;
 using namespace ox;
 
 int run(int argc, char **args) {
-	ClArgs clargs(argc, (const char**) args);
+	ClArgs clargs(argc, const_cast<const char**>(args));
 	QString argProfilePath = clargs.getString("profile").c_str();
 
 	NostalgiaStudioProfile config;

src/nostalgia/studio/mainwindow.cpp

@@ -151,7 +151,7 @@ void MainWindow::setupProjectExplorer() {
 	dock->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
 	dock->setObjectName("Project Explorer");
 	addDockWidget(Qt::LeftDockWidgetArea, dock);
-	resizeDocks({dock}, {(int) (width() * 0.25)}, Qt::Horizontal);
+	resizeDocks({dock}, {static_cast<int>(width() * 0.25)}, Qt::Horizontal);
 
 	// setup tree view
 	m_projectExplorer = new QTreeView(dock);