+//=======================================================================
+bool Model_Application::hasRoot()
+{
+ return !myDocs.empty();
+}
+
+//=======================================================================
+std::shared_ptr<Model_Document> Model_Application::rootDocument()
+{
+ return myDocs[0];
+}
+
+//=======================================================================
+void Model_Application::setLoadPath(std::string thePath)
+{
+ myPath = thePath;
+}
+
+//=======================================================================
+const std::string& Model_Application::loadPath() const
+{
+ return myPath;
+}
+
+//=======================================================================
+void Model_Application::setLoadByDemand(std::string theID, const int theDocID)
+{
+ myLoadedByDemand[theID] = theDocID;
+}
+
+//=======================================================================
+bool Model_Application::isLoadByDemand(std::string theID, const int theDocIndex)
+{
+ return myLoadedByDemand.find(theID) != myLoadedByDemand.end() &&
+ myLoadedByDemand[theID] == theDocIndex;
+}
+
+//=======================================================================
+int Model_Application::generateDocumentId()
+{
+ int aResult;
+ // count until the result id is unique
+ for(aResult = int(myDocs.size()); true; aResult++) {
+ if (myDocs.find(aResult) == myDocs.end()) {
+ bool aFound = false;
+ std::map<std::string, int>::iterator aLBDIter = myLoadedByDemand.begin();
+ for(; aLBDIter != myLoadedByDemand.end(); aLBDIter++) {
+ if (aLBDIter->second == aResult) {
+ aFound = true;
+ break;
+ }
+ }
+ if (!aFound) break;
+ }
+ }
+ return aResult;
+}
+