added saveProjectFile signals

mix/qml/ProjectModel.qml

@@ -18,8 +18,10 @@ Item {
 	signal documentRemoved(var documentId)
 	signal documentUpdated(var documentId) //renamed
 	signal documentAdded(var documentId)
-	signal projectSaving(var projectData)
+	signal projectSaving()
+	signal projectFileSaving(var projectData)
 	signal projectSaved()
+	signal projectFileSaved()
 	signal newProject(var projectData)
 	signal documentSaved(var documentId)
 	signal contractSaved(var documentId)

mix/qml/StateListModel.qml

@@ -107,7 +107,7 @@ Item {
 			codeModel.reset();
 		}
 		onProjectLoading: stateListModel.loadStatesFromProject(projectData);
-		onProjectSaving: {
+		onProjectFileSaving: {
 			projectData.states = []
 			for(var i = 0; i < stateListModel.count; i++) {
 				projectData.states.push(toPlainStateItem(stateList[i]));

mix/qml/js/ProjectModel.js

@@ -61,6 +61,7 @@ function closeProject(callBack) {
 
 function saveProject() {
 	if (!isEmpty) {
+		projectSaving();
 		var projectData = saveProjectFile();
 		if (projectData !== null)
 		{
@@ -85,10 +86,11 @@ function saveProjectFile()
 		for (var i = 0; i < projectListModel.count; i++)
 			projectData.files.push(projectListModel.get(i).fileName);
 
-		projectSaving(projectData);
+		projectFileSaving(projectData);
 		var json = JSON.stringify(projectData, null, "\t");
 		var projectFile = projectPath + projectFileName;
 		fileIo.writeFile(projectFile, json);
+		projectFileSaved(projectData);
 		return projectData;
 	}
 	return null;