utility: loading project via commanlineargument

loading a project via commanline with --project or -p argument

src/app/main.cpp

@@ -9,6 +9,7 @@
 
 #include "Application.h"
 #include "includes.h" // defines 'void setup(int argc, char *argv[])'
+#include "qt/commandline/QtCommandLineParser.h"
 #include "qt/window/QtMainWindow.h"
 #include "qt/window/QtSplashScreen.h"
 #include "qt/network/QtNetworkFactory.h"
@@ -38,6 +39,12 @@ int main(int argc, char *argv[])
 
 	setup(argc, argv);
 	QApplication qtApp(argc, argv);
+	QApplication::setApplicationName("Coati");
+	QApplication::setApplicationVersion(version.toDisplayString().c_str());
+
+	QtCommandLineParser commandLineParser;
+	commandLineParser.setup();
+	commandLineParser.process(qtApp);
 
 	qtApp.setAttribute(Qt::AA_UseHighDpiPixmaps);
 
@@ -63,5 +70,7 @@ int main(int argc, char *argv[])
 		delete splash;
 	}
 
+	commandLineParser.parseCommandline();
+
 	return qtApp.exec();
 }

src/lib/Application.cpp

@@ -91,6 +91,7 @@ void Application::loadProject(const FilePath& projectSettingsFilePath)
 	m_project->loadProject(projectSettingsFilePath);
 
 	m_mainView->updateRecentProjectMenu();
+	m_mainView->hideStartScreen();
 }
 
 void Application::refreshProject()

src/lib/utility/ConfigManager.cpp

@@ -215,7 +215,7 @@ void ConfigManager::setValues(const std::string& key, const std::vector<bool>& v
 	setValues(key, stringValues);
 }
 
-void ConfigManager::load(const std::shared_ptr<TextAccess> textAccess)
+bool ConfigManager::load(const std::shared_ptr<TextAccess> textAccess)
 {
 	std::string text = textAccess->getText();
 
@@ -225,6 +225,11 @@ void ConfigManager::load(const std::shared_ptr<TextAccess> textAccess)
 	{
 		TiXmlHandle docHandle(&doc);
 		TiXmlNode *rootNode = docHandle.FirstChild("config").ToNode();
+		if(rootNode == nullptr)
+		{
+			LOG_ERROR("No rootelement 'config' in the configfile");
+			return false;
+		}
 		for (TiXmlNode *childNode = rootNode->FirstChild(); childNode; childNode = childNode->NextSibling())
 		{
 			parseSubtree(childNode, "");
@@ -233,7 +238,9 @@ void ConfigManager::load(const std::shared_ptr<TextAccess> textAccess)
 	else
 	{
 		LOG_ERROR("Unable to load file.");
+		return false;
 	}
+	return true;
 }
 
 void ConfigManager::save(const std::string filepath)

src/lib/utility/ConfigManager.h

@@ -37,7 +37,7 @@ public:
 	void setValues(const std::string& key, const std::vector<float>& values);
 	void setValues(const std::string& key, const std::vector<bool>& values);
 
-	void load(const std::shared_ptr<TextAccess> textAccess);
+	bool load(const std::shared_ptr<TextAccess> textAccess);
 	void save(const std::string filepath);
 	std::string toString();
 

src/lib_gui/CMakeLists.txt

@@ -5,6 +5,9 @@ add_files(
 	platform_includes/includesMac.h
 	platform_includes/includesWindows.h
 
+	qt/commandline/QtCommandLineParser.cpp
+	qt/commandline/QtCommandLineParser.h
+
 	qt/element/QtAutocompletionList.cpp
 	qt/element/QtAutocompletionList.h
 	qt/element/QtCodeArea.cpp

src/lib_gui/qt/commandline/QtCommandLineParser.cpp

@@ -0,0 +1,69 @@
+#include "qt/commandline/QtCommandLineParser.h"
+
+#include "utility/ConfigManager.h"
+#include "utility/messaging/type/MessageLoadProject.h"
+#include "utility/messaging/type/MessageStatus.h"
+#include "utility/text/TextAccess.h"
+
+
+QtCommandLineParser::QtCommandLineParser()
+{
+}
+
+QtCommandLineParser::~QtCommandLineParser()
+{
+}
+
+void QtCommandLineParser::setup()
+{
+
+    setApplicationDescription("Coati helper");
+    addVersionOption();
+    addHelpOption();
+
+    QCommandLineOption projectOption(QStringList() << "p" << "project",
+                                             QCoreApplication::translate("main", "Load Coati with the a Coatiprojectfile <CoatiProject>."),
+                                             QCoreApplication::translate("main", "CoatiProject"));
+    addOption(projectOption);
+}
+
+void QtCommandLineParser::parseCommandline()
+{
+
+    if(isSet("project"))
+    {
+        QString projectfilename = value("project")   ;
+        FilePath projectfile(projectfilename.toStdString());
+        bool isValidProjectfile = true;
+        std::stringstream errorstring("Provided Projectfile is not valid: ");
+        errorstring << "Provided Projectfile('" << projectfile.fileName() << ") ";
+        if(!projectfile.exists())
+        {
+            errorstring << "does not exist";
+            isValidProjectfile = false;
+        }
+
+        if(projectfile.extension() != ".coatiproject")
+        {
+            errorstring << "has a wrong fileending";
+            isValidProjectfile = false;
+        }
+
+        std::shared_ptr<ConfigManager> configManager = ConfigManager::createEmpty();
+        if(!configManager->load(TextAccess::createFromFile(projectfile.str())))
+        {
+            errorstring << "could not be loaded";
+            isValidProjectfile = false;
+        }
+
+        if(isValidProjectfile)
+        {
+            MessageLoadProject(projectfile.str()).dispatch();
+        }
+        else
+        {
+            MessageStatus(errorstring.str(), true).dispatch();
+            LOG_ERROR(errorstring.str());
+        }
+    }
+}

src/lib_gui/qt/commandline/QtCommandLineParser.h

@@ -0,0 +1,19 @@
+#ifndef QTCOMMANDLINEPARSER_H
+#define QTCOMMANDLINEPARSER_H
+
+#include <QCommandLineParser>
+#include "Application.h"
+
+class QtCommandLineParser : public QCommandLineParser
+{
+public:
+    QtCommandLineParser();
+    ~QtCommandLineParser();
+    void setup();
+    void parseCommandline();
+
+private:
+
+};
+
+#endif //QTCOMMANDLINEPARSER_H