diff --git a/PowerEditor/src/MISC/Common/Common.cpp b/PowerEditor/src/MISC/Common/Common.cpp
index b175a6e1..ff2eeaa7 100644
--- a/PowerEditor/src/MISC/Common/Common.cpp
+++ b/PowerEditor/src/MISC/Common/Common.cpp
@@ -43,6 +43,34 @@ void printStr(const TCHAR *str2print)
 	::MessageBox(NULL, str2print, TEXT(""), MB_OK);
 };
 
+std::string getFileContent(const TCHAR *file2read)
+{
+	const size_t blockSize = 256;
+	char data[blockSize];
+	FILE *fp = generic_fopen(file2read, TEXT("rb"));
+
+	_fseeki64 (fp , 0 , SEEK_END);
+	unsigned __int64 fileSize =_ftelli64(fp);
+	rewind(fp);
+
+	size_t lenFile = fread(data, 1, blockSize, fp);
+	fclose(fp);
+	if (lenFile <= 0) return ""; 
+	if (fileSize >= blockSize)
+		data[blockSize-1] = '\0';
+	else
+		data[fileSize] = '\0';
+	return data;
+}
+
+void writeFileContent(const TCHAR *file2write, const char *content2write)
+{	
+	FILE *f = generic_fopen(file2write, TEXT("w+"));
+	fwrite(content2write, sizeof(content2write[0]), strlen(content2write), f);
+	fflush(f);
+	fclose(f);
+}
+
 void writeLog(const TCHAR *logFileName, const char *log2write)
 {	
 	FILE *f = generic_fopen(logFileName, TEXT("a+"));
diff --git a/PowerEditor/src/MISC/Common/Common.h b/PowerEditor/src/MISC/Common/Common.h
index 1d7f5fc1..70001b9b 100644
--- a/PowerEditor/src/MISC/Common/Common.h
+++ b/PowerEditor/src/MISC/Common/Common.h
@@ -108,6 +108,9 @@ std::string wstring2string(const std::wstring & rwString, UINT codepage);
 bool isInList(const TCHAR *token, const TCHAR *list);
 generic_string BuildMenuFileName(int filenameLen, unsigned int pos, const generic_string &filename);
 
+std::string getFileContent(const TCHAR *file2read);
+void writeFileContent(const TCHAR *file2write, const char *content2write);
+
 class WcharMbcsConvertor {
 public:
 	static WcharMbcsConvertor * getInstance() {return _pSelf;};
diff --git a/PowerEditor/src/NppBigSwitch.cpp b/PowerEditor/src/NppBigSwitch.cpp
index ee3ef463..cfbed8be 100644
--- a/PowerEditor/src/NppBigSwitch.cpp
+++ b/PowerEditor/src/NppBigSwitch.cpp
@@ -1422,11 +1422,12 @@ LRESULT Notepad_plus::process(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lPa
                 if (_pTrayIco)
                     _pTrayIco->doTrayIcon(REMOVE);
 
-				bool isSnapshotMode = pNppParam->getNppGUI().isSnapshotMode();
+			    const NppGUI & nppgui = pNppParam->getNppGUI();
+				
+				bool isSnapshotMode = nppgui.isSnapshotMode();
 				if (isSnapshotMode)
 					MainFileManager->backupCurrentBuffer();
 
-			    const NppGUI & nppgui = pNppParam->getNppGUI();
 			    Session currentSession;
 			    if (nppgui._rememberLastSession) 
 			    {
@@ -1462,22 +1463,38 @@ LRESULT Notepad_plus::process(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lPa
 			    scnN.nmhdr.idFrom = 0;
 			    _pluginsManager.notify(&scnN);
 
-				//
-				// saving config.xml
-				//
 			    saveFindHistory(); //writeFindHistory
 			    _lastRecentFileList.saveLRFL(); //writeRecentFileHistorySettings, writeHistory
 			    saveScintillaParams(); //writeScintillaParams
 			    saveGUIParams(); //writeGUIParams
 				saveProjectPanelsParams(); //writeProjectPanelsSettings
+				//
+				// saving config.xml
+				//
 				pNppParam->saveConfig_xml();
-
-
+				
+				//
+				// saving userDefineLang.xml
+				//
 			    saveUserDefineLangs();
+				
+				//
+				// saving shortcuts.xml
+				//
 			    saveShortcuts();
+
+				//
+				// saving session.xml
+				//
 			    if (nppgui._rememberLastSession && !nppgui._isCmdlineNosessionActivated)
 				    saveSession(currentSession);
 
+				// write settings on cloud if enabled
+				if (nppgui._cloudChoice == dropbox)
+				{
+					pNppParam->writeSettingsFilesOnCloud(dropbox);
+				}
+
                 //Sends WM_DESTROY, Notepad++ will end
 				if(Message == WM_CLOSE)
 					::DestroyWindow(hwnd);
diff --git a/PowerEditor/src/Parameters.cpp b/PowerEditor/src/Parameters.cpp
index cdca9e23..71056f25 100644
--- a/PowerEditor/src/Parameters.cpp
+++ b/PowerEditor/src/Parameters.cpp
@@ -798,6 +798,69 @@ bool NppParameters::reloadLang()
 	return loadOkay;
 }
 
+generic_string NppParameters::getCloudSettingsPath(const generic_string & cloudChoicePath)
+{
+	// check if dropbox is present
+	generic_string cloudSettingsPath = TEXT("");
+	ITEMIDLIST *pidl;
+	SHGetSpecialFolderLocation(NULL, CSIDL_PROFILE, &pidl);
+	TCHAR tmp[MAX_PATH];
+	SHGetPathFromIDList(pidl, tmp);
+	
+	cloudSettingsPath = tmp;
+	PathAppend(cloudSettingsPath, TEXT("Dropbox"));
+	if (PathFileExists(cloudSettingsPath.c_str()))
+		_nppGUI._availableClouds |= DROPBOX_AVAILABLE;
+	
+	if (!PathFileExists(cloudChoicePath.c_str()))
+		return TEXT("");
+
+	// Read cloud choice
+	std::string cloudChoice = getFileContent(cloudChoicePath.c_str());
+
+
+	if (cloudChoice == "dropbox" && _nppGUI._availableClouds & DROPBOX_AVAILABLE)
+	{
+		PathAppend(cloudSettingsPath, TEXT("Notepad++"));
+
+		// The folder %userprofile%\Dropbox\Notepad++ should exist.
+		// if it doesn't, it means this folder was removed by user, we create it anyway
+		if (!PathFileExists(cloudSettingsPath.c_str()))
+		{
+			::CreateDirectory(cloudSettingsPath.c_str(), NULL);
+		}
+		_nppGUI._cloudChoice = dropbox;
+	}
+	else if (cloudChoice == "oneDrive")
+	{
+		_nppGUI._cloudChoice = oneDrive;
+	}
+	else if (cloudChoice == "googleDrive")
+	{
+		_nppGUI._cloudChoice = googleDrive;
+	}
+	return cloudSettingsPath;
+}
+
+generic_string NppParameters::getSettingsFolder()
+{
+	generic_string settingsFolderPath;
+	if (_isLocal)
+	{
+		return _nppPath;
+	}
+	else
+	{
+		ITEMIDLIST *pidl;
+		SHGetSpecialFolderLocation(NULL, CSIDL_APPDATA, &pidl);
+		TCHAR tmp[MAX_PATH];
+		SHGetPathFromIDList(pidl, tmp);
+		generic_string settingsFolderPath = tmp;
+		PathAppend(settingsFolderPath, TEXT("Notepad++"));
+		return settingsFolderPath;
+	}
+}
+
 bool NppParameters::load()
 {
 	L_END = L_EXTERNAL;
@@ -811,25 +874,25 @@ bool NppParameters::load()
 	// Test if localConf.xml exist
 	_isLocal = (PathFileExists(localConfPath.c_str()) == TRUE);
 
-    // Under vista and windows 7, the usage of doLocalConf.xml is not allowed
-    // if Notepad++ is installed in "program files" directory, because of UAC
-    if (_isLocal)
-    {
-        // We check if OS is Vista or above
-        if (_winVersion >= WV_VISTA)
-        {
-            ITEMIDLIST *pidl;
-		    SHGetSpecialFolderLocation(NULL, CSIDL_PROGRAM_FILES, &pidl);
-		    TCHAR progPath[MAX_PATH];
-		    SHGetPathFromIDList(pidl, progPath);
-            TCHAR nppDirLocation[MAX_PATH];
-            lstrcpy(nppDirLocation, _nppPath.c_str());
-            ::PathRemoveFileSpec(nppDirLocation);
+	// Under vista and windows 7, the usage of doLocalConf.xml is not allowed
+	// if Notepad++ is installed in "program files" directory, because of UAC
+	if (_isLocal)
+	{
+		// We check if OS is Vista or greater version
+		if (_winVersion >= WV_VISTA)
+		{
+			ITEMIDLIST *pidl;
+			SHGetSpecialFolderLocation(NULL, CSIDL_PROGRAM_FILES, &pidl);
+			TCHAR progPath[MAX_PATH];
+			SHGetPathFromIDList(pidl, progPath);
+			TCHAR nppDirLocation[MAX_PATH];
+			lstrcpy(nppDirLocation, _nppPath.c_str());
+			::PathRemoveFileSpec(nppDirLocation);
             	
-            if  (lstrcmp(progPath, nppDirLocation) == 0)
-                _isLocal = false;
-        }
-    }
+			if  (lstrcmp(progPath, nppDirLocation) == 0)
+				_isLocal = false;
+		}
+	}
 
 	if (_isLocal)
 	{
@@ -852,6 +915,21 @@ bool NppParameters::load()
 		}
 	}
 
+	_sessionPath = _userPath; // Session stock the absolute file path, it should never be on cloud
+
+	// Detection cloud settings
+	//bool isCloud = false;
+	generic_string cloudChoicePath = _userPath;
+	cloudChoicePath += TEXT("\\cloud\\choice");
+	
+	generic_string cloudPath = getCloudSettingsPath(cloudChoicePath);
+	if (cloudPath != TEXT(""))
+	{
+		_userPath = cloudPath;
+	}
+	//}
+
+
 	//-------------------------------------//
 	// Transparent function for w2k and xp //
 	//-------------------------------------//
@@ -1115,7 +1193,7 @@ bool NppParameters::load()
 	//----------------------------//
 	// session.xml : for per user //
 	//----------------------------//
-	_sessionPath = _userPath;
+	
 	PathAppend(_sessionPath, TEXT("session.xml"));
 
 	// Don't load session.xml if not required in order to speed up!!
@@ -2277,6 +2355,109 @@ LangType NppParameters::getLangFromExt(const TCHAR *ext)
 	return L_TEXT;
 }
 
+void NppParameters::writeSettingsFilesOnCloud(CloudChoice choice)
+{
+	generic_string cloudSettingsPath;
+
+	if (choice == dropbox)
+	{
+		cloudSettingsPath = TEXT("");
+		ITEMIDLIST *pidl;
+		SHGetSpecialFolderLocation(NULL, CSIDL_PROFILE, &pidl);
+		TCHAR tmp[MAX_PATH];
+		SHGetPathFromIDList(pidl, tmp);
+		
+		cloudSettingsPath = tmp;
+		PathAppend(cloudSettingsPath, TEXT("Dropbox"));
+		if (!::PathFileExists(cloudSettingsPath.c_str()))
+			return;
+		PathAppend(cloudSettingsPath, TEXT("Notepad++"));
+		if (!::PathFileExists(cloudSettingsPath.c_str()))
+		{
+			::CreateDirectory(cloudSettingsPath.c_str(), NULL);
+		}
+	}
+	else
+	{
+		return;
+	}
+	
+	// config.xml
+	generic_string cloudConfigPath = cloudSettingsPath;
+	PathAppend(cloudConfigPath, TEXT("config.xml"));
+	if (!::PathFileExists(cloudConfigPath.c_str()) && _pXmlUserDoc)
+	{
+		_pXmlUserDoc->SaveFile(cloudConfigPath.c_str());
+	}
+
+	// stylers.xml
+	generic_string cloudStylersPath = cloudSettingsPath;
+	PathAppend(cloudStylersPath, TEXT("stylers.xml"));
+	if (!::PathFileExists(cloudStylersPath.c_str()) && _pXmlUserStylerDoc)
+	{
+		_pXmlUserStylerDoc->SaveFile(cloudStylersPath.c_str());
+	}
+
+	// langs.xml
+	generic_string cloudLangsPath = cloudSettingsPath;
+	PathAppend(cloudLangsPath, TEXT("langs.xml"));
+	if (!::PathFileExists(cloudLangsPath.c_str()) && _pXmlUserDoc)
+	{
+		_pXmlDoc->SaveFile(cloudLangsPath.c_str());
+	}
+/*
+	// session.xml: Session stock the absolute file path, it should never be on cloud
+	generic_string cloudSessionPath = cloudSettingsPath;
+	PathAppend(cloudSessionPath, TEXT("session.xml"));
+	if (!::PathFileExists(cloudSessionPath.c_str()) && _pXmlSessionDoc)
+	{
+		_pXmlSessionDoc->SaveFile(cloudSessionPath.c_str());
+	}
+*/
+	// userDefineLang.xml
+	generic_string cloudUserLangsPath = cloudSettingsPath;
+	PathAppend(cloudUserLangsPath, TEXT("userDefineLang.xml"));
+	if (!::PathFileExists(cloudUserLangsPath.c_str()) && _pXmlUserLangDoc)
+	{
+		_pXmlUserLangDoc->SaveFile(cloudUserLangsPath.c_str());
+	}
+
+	// shortcuts.xml
+	generic_string cloudShortcutsPath = cloudSettingsPath;
+	PathAppend(cloudShortcutsPath, TEXT("shortcuts.xml"));
+	if (!::PathFileExists(cloudShortcutsPath.c_str()) && _pXmlShortcutDoc)
+	{
+		_pXmlShortcutDoc->SaveFile(cloudShortcutsPath.c_str());
+	}
+
+	// contextMenu.xml
+	generic_string cloudContextMenuPath = cloudSettingsPath;
+	PathAppend(cloudContextMenuPath, TEXT("contextMenu.xml"));
+	if (!::PathFileExists(cloudContextMenuPath.c_str()) && _pXmlContextMenuDocA)
+	{
+		_pXmlContextMenuDocA->SaveUnicodeFilePath(cloudContextMenuPath.c_str());
+	}
+
+	// nativeLang.xml
+	generic_string cloudNativeLangPath = cloudSettingsPath;
+	PathAppend(cloudNativeLangPath, TEXT("nativeLang.xml"));
+	if (!::PathFileExists(cloudNativeLangPath.c_str()) && _pXmlNativeLangDocA)
+	{
+		_pXmlNativeLangDocA->SaveUnicodeFilePath(cloudNativeLangPath.c_str());
+	}
+	
+	/*
+	// functionList.xml
+	generic_string cloudFunctionListPath = cloudSettingsPath;
+	PathAppend(cloudFunctionListPath, TEXT("functionList.xml"));
+	if (!::PathFileExists(cloudFunctionListPath.c_str()))
+	{
+
+	}
+	*/
+}
+
+
 void NppParameters::writeUserDefinedLang()
 {
 	if (!_pXmlUserLangDoc)
diff --git a/PowerEditor/src/Parameters.h b/PowerEditor/src/Parameters.h
index 0b39d677..1f269e82 100644
--- a/PowerEditor/src/Parameters.h
+++ b/PowerEditor/src/Parameters.h
@@ -103,6 +103,7 @@ enum ChangeDetect {cdDisabled=0, cdEnabled=1, cdAutoUpdate=2, cdGo2end=3, cdAuto
 enum BackupFeature {bak_none = 0, bak_simple = 1, bak_verbose = 2};
 enum OpenSaveDirSetting {dir_followCurrent = 0, dir_last = 1, dir_userDef = 2};
 enum MultiInstSetting {monoInst = 0, multiInstOnSession = 1, multiInst = 2};
+enum CloudChoice {noCloud = 0, dropbox = 1, oneDrive = 2, googleDrive = 3};
 
 const int LANG_INDEX_INSTR = 0;
 const int LANG_INDEX_INSTR2 = 1;
@@ -124,6 +125,11 @@ const int COPYDATA_FILENAMESW = 2;
 #define DECSEP_COMMA    1
 #define DECSEP_BOTH     2
 
+
+#define DROPBOX_AVAILABLE 1
+#define ONEDRIVE_AVAILABLE 2
+#define GOOGLEDRIVE_AVAILABLE 4
+
 const TCHAR fontSizeStrs[][3] = {TEXT(""), TEXT("5"), TEXT("6"), TEXT("7"), TEXT("8"), TEXT("9"), TEXT("10"), TEXT("11"), TEXT("12"), TEXT("14"), TEXT("16"), TEXT("18"), TEXT("20"), TEXT("22"), TEXT("24"), TEXT("26"), TEXT("28")};
 
 const TCHAR localConfFile[] = TEXT("doLocalConf.xml");
@@ -711,7 +717,7 @@ struct NppGUI
 			   _checkHistoryFiles(true) ,_enableSmartHilite(true), _disableSmartHiliteTmp(false), _enableTagsMatchHilite(true), _enableTagAttrsHilite(true), _enableHiliteNonHTMLZone(false),\
 			   _isMaximized(false), _isMinimizedToTray(false), _rememberLastSession(true), _isCmdlineNosessionActivated(false), _detectEncoding(true), _backup(bak_none), _useDir(false), _backupDir(TEXT("")),\
 			   _doTaskList(true), _maitainIndent(true), _openSaveDir(dir_followCurrent), _styleMRU(true), _styleURL(0),\
-			   _autocStatus(autoc_both), _autocFromLen(1), _funcParams(false), _definedSessionExt(TEXT("")),\
+			   _autocStatus(autoc_both), _autocFromLen(1), _funcParams(false), _definedSessionExt(TEXT("")), _cloudChoice(noCloud), _availableClouds(0),\
 			   _doesExistUpdater(false), _caretBlinkRate(250), _caretWidth(1), _enableMultiSelection(false), _shortTitlebar(false), _themeName(TEXT("")), _isLangMenuCompact(false),\
 			   _smartHiliteCaseSensitive(false), _leftmostDelimiter('('), _rightmostDelimiter(')'), _delimiterSelectionOnEntireDocument(false), _multiInstSetting(monoInst),\
 			   _fileSwitcherWithoutExtColumn(false), _isSnapshotMode(true), _snapshotBackupTiming(7000), _backSlashIsEscapeCharacterForSql(true) {
@@ -819,6 +825,8 @@ struct NppGUI
 	bool isSnapshotMode() const {return _isSnapshotMode && _rememberLastSession && !_isCmdlineNosessionActivated;};
 	bool _isSnapshotMode;
 	size_t _snapshotBackupTiming;
+	CloudChoice _cloudChoice; // this option will never be read/written from/to config.xml
+	unsigned char _availableClouds; // this option will never be read/written from/to config.xml
 };
 
 struct ScintillaViewParams
@@ -1200,6 +1208,8 @@ public:
 	bool reloadLang();
 	bool reloadStylers(TCHAR *stylePath = NULL);
     void destroyInstance();
+	generic_string getCloudSettingsPath(const generic_string & cloudChoicePath);
+	generic_string getSettingsFolder();
 
 	bool _isTaskListRBUTTONUP_Active;
 	int L_END;
@@ -1538,6 +1548,8 @@ public:
 		return _userPath;
 	};
 
+	void writeSettingsFilesOnCloud(CloudChoice choice);
+	
 	DPIManager _dpiManager;
 
 private:
diff --git a/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.cpp b/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.cpp
index 64937f20..afaa1c3d 100644
--- a/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.cpp
+++ b/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.cpp
@@ -825,6 +825,18 @@ bool TiXmlDocumentA::SaveFile( const char * filename ) const
 	}
 	return false;
 }
+bool TiXmlDocumentA::SaveUnicodeFilePath( const TCHAR* filename ) const
+{
+	// The old c stuff lives on...
+	FILE* fp = generic_fopen( filename, TEXT("w") );
+	if ( fp )
+	{
+		Print( fp, 0 );
+		fclose( fp );
+		return true;
+	}
+	return false;
+}
 
 
 TiXmlNodeA* TiXmlDocumentA::Clone() const
diff --git a/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.h b/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.h
index 3bae74ec..0ebfc6a8 100644
--- a/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.h
+++ b/PowerEditor/src/TinyXml/tinyXmlA/tinyxmlA.h
@@ -1004,7 +1004,9 @@ public:
 	/// Save a file using the given filename. Returns true if successful.
 	bool SaveFile( const char * filename ) const;
 
-	bool LoadUnicodeFilePath(const TCHAR* filename);
+	/// Load and Save a file using the given unicode filename. Returns true if successful.
+	bool LoadUnicodeFilePath( const TCHAR* filename );
+	bool SaveUnicodeFilePath( const TCHAR* filename ) const;
 
 	#ifdef TIXMLA_USE_STL
 	bool LoadFile( const std::string& filename )			///< STL std::string version.
diff --git a/PowerEditor/src/WinControls/FunctionList/functionParser.cpp b/PowerEditor/src/WinControls/FunctionList/functionParser.cpp
index b5638dfd..6c112fdb 100644
--- a/PowerEditor/src/WinControls/FunctionList/functionParser.cpp
+++ b/PowerEditor/src/WinControls/FunctionList/functionParser.cpp
@@ -36,6 +36,9 @@ FunctionParsersManager::~FunctionParsersManager()
 	{
 		delete _parsers[i];
 	}
+
+	if (_pXmlFuncListDoc)
+		delete _pXmlFuncListDoc;
 }
 
 bool FunctionParsersManager::init(generic_string xmlPath, ScintillaEditView ** ppEditView)
@@ -149,6 +152,13 @@ bool FunctionParsersManager::getUnitPaserParameters(TiXmlNode *functionParser, g
 	return true;
 }
 
+void FunctionParsersManager::writeFunctionListXml(const TCHAR *destFoder) const 
+{
+	generic_string dest = destFoder;
+	PathAppend(dest, TEXT("functionList.xml"));
+	if (_pXmlFuncListDoc)
+		_pXmlFuncListDoc->SaveFile(dest.c_str());
+}
 
 bool FunctionParsersManager::getFuncListFromXmlTree()
 {
diff --git a/PowerEditor/src/WinControls/FunctionList/functionParser.h b/PowerEditor/src/WinControls/FunctionList/functionParser.h
index 73254902..525a74d1 100644
--- a/PowerEditor/src/WinControls/FunctionList/functionParser.h
+++ b/PowerEditor/src/WinControls/FunctionList/functionParser.h
@@ -135,6 +135,7 @@ public:
 	~FunctionParsersManager();
 	bool init(generic_string xmlPath, ScintillaEditView ** ppEditView);
 	bool parse(std::vector<foundInfo> & foundInfos, const AssociationInfo & assoInfo);
+	void writeFunctionListXml(const TCHAR *destFoder) const;
 	
 private:
 	ScintillaEditView **_ppEditView;
diff --git a/PowerEditor/src/WinControls/Preference/preference.rc b/PowerEditor/src/WinControls/Preference/preference.rc
index acec63c8..144bd5d5 100644
--- a/PowerEditor/src/WinControls/Preference/preference.rc
+++ b/PowerEditor/src/WinControls/Preference/preference.rc
@@ -370,3 +370,12 @@ BEGIN
                     "Button",BS_AUTOCHECKBOX | WS_TABSTOP,118,109,160,10
 END
 
+IDD_PREFERENCE_SETTINGSONCLOUD_BOX DIALOGEX 0, 0, 455, 185
+STYLE DS_SETFONT | DS_FIXEDSYS | DS_CONTROL | WS_CHILD
+FONT 8, "MS Shell Dlg", 0, 0, 0x1
+BEGIN
+    GROUPBOX        "Settings on cloud",IDC_SETTINGSONCLOUD_GB_STATIC,89,44,268,89,BS_CENTER
+    CONTROL         "Dropbox",IDD_SETTINGSONCLOUD_DROPBOX_CHECK,
+                    "Button",BS_AUTOCHECKBOX | WS_TABSTOP,118,60,160,10
+END
+
diff --git a/PowerEditor/src/WinControls/Preference/preferenceDlg.cpp b/PowerEditor/src/WinControls/Preference/preferenceDlg.cpp
index a354cc66..01fcd817 100644
--- a/PowerEditor/src/WinControls/Preference/preferenceDlg.cpp
+++ b/PowerEditor/src/WinControls/Preference/preferenceDlg.cpp
@@ -139,6 +139,10 @@ BOOL CALLBACK PreferenceDlg::run_dlgProc(UINT Message, WPARAM wParam, LPARAM lPa
 			_delimiterSettingsDlg.init(_hInst, _hSelf);
 			_delimiterSettingsDlg.create(IDD_PREFERENCE_DELIMITERSETTINGS_BOX, false, false);
 
+			_settingsOnCloudDlg.init(_hInst, _hSelf);
+			_settingsOnCloudDlg.create(IDD_PREFERENCE_SETTINGSONCLOUD_BOX, false, false);
+
+
 			_wVector.push_back(DlgInfo(&_barsDlg, TEXT("General"), TEXT("Global")));
 			_wVector.push_back(DlgInfo(&_marginsDlg, TEXT("Editing"), TEXT("Scintillas")));
 			_wVector.push_back(DlgInfo(&_defaultNewDocDlg, TEXT("New Document"), TEXT("NewDoc")));
@@ -152,6 +156,7 @@ BOOL CALLBACK PreferenceDlg::run_dlgProc(UINT Message, WPARAM wParam, LPARAM lPa
 			_wVector.push_back(DlgInfo(&_autoCompletionDlg, TEXT("Auto-Completion"), TEXT("AutoCompletion")));
 			_wVector.push_back(DlgInfo(&_multiInstDlg, TEXT("Multi-Instance"), TEXT("MultiInstance")));
 			_wVector.push_back(DlgInfo(&_delimiterSettingsDlg, TEXT("Delimiter"), TEXT("Delimiter")));
+			_wVector.push_back(DlgInfo(&_settingsOnCloudDlg, TEXT("Cloud"), TEXT("Cloud")));
 			_wVector.push_back(DlgInfo(&_settingsDlg, TEXT("MISC."), TEXT("MISC")));
 
 
@@ -177,6 +182,7 @@ BOOL CALLBACK PreferenceDlg::run_dlgProc(UINT Message, WPARAM wParam, LPARAM lPa
 			_autoCompletionDlg.reSizeTo(rc);
 			_multiInstDlg.reSizeTo(rc);
 			_delimiterSettingsDlg.reSizeTo(rc);
+			_settingsOnCloudDlg.reSizeTo(rc);
 
 			NppParameters *pNppParam = NppParameters::getInstance();
 			ETDTProc enableDlgTheme = (ETDTProc)pNppParam->getEnableThemeDlgTexture();
@@ -2780,3 +2786,85 @@ BOOL CALLBACK DelimiterSettingsDlg::run_dlgProc(UINT Message, WPARAM wParam, LPA
 
 	return FALSE;
 }
+
+BOOL CALLBACK SettingsOnCloudDlg::run_dlgProc(UINT Message, WPARAM wParam, LPARAM)
+{
+	NppGUI & nppGUI = (NppGUI &)((NppParameters::getInstance())->getNppGUI());
+	switch (Message) 
+	{
+		case WM_INITDIALOG :
+		{
+			CloudChoice cloudChoice = nppGUI._cloudChoice;
+			::SendDlgItemMessage(_hSelf, IDD_SETTINGSONCLOUD_DROPBOX_CHECK, BM_SETCHECK, cloudChoice == dropbox?BST_CHECKED:BST_UNCHECKED, 0);
+			::EnableWindow(::GetDlgItem(_hSelf, IDD_SETTINGSONCLOUD_DROPBOX_CHECK), (nppGUI._availableClouds & DROPBOX_AVAILABLE) != 0);
+		}
+		break;
+
+		case WM_COMMAND : 
+		{
+			switch (wParam)
+			{
+				case IDD_SETTINGSONCLOUD_DROPBOX_CHECK :
+				{
+					nppGUI._cloudChoice = isCheckedOrNot(IDD_SETTINGSONCLOUD_DROPBOX_CHECK)?dropbox:noCloud;
+					if (nppGUI._cloudChoice == dropbox)
+					{
+						setCloudChoice("dropbox");
+						/*
+						// files on cloud can never be erased or modified while setting cloud
+						if (!hasSettingsFilesInDropBox())
+						{
+							// it's the first time to set Notepad++ settings on cloud
+							changeSettingsFilesPath();
+
+						}
+						else
+						{
+							// Notepad++ settings are already on cloud
+							askForRestarting();
+						}
+						*/
+					}
+					else
+					{
+						removeCloudChoice();
+						//changeSettingsFilesPath();
+					}
+				}
+				break;
+
+				default :
+					return FALSE;
+			}
+		}
+		break;
+	}
+	return FALSE;
+}
+
+void SettingsOnCloudDlg::setCloudChoice(const char *choice)
+{
+	generic_string cloudChoicePath = (NppParameters::getInstance())->getSettingsFolder();
+	cloudChoicePath += TEXT("\\cloud\\");
+
+	if (!PathFileExists(cloudChoicePath.c_str()))
+	{
+		::CreateDirectory(cloudChoicePath.c_str(), NULL);
+	}
+	cloudChoicePath += TEXT("choice");
+	writeFileContent(cloudChoicePath.c_str(), choice);
+
+}
+
+void SettingsOnCloudDlg::removeCloudChoice()
+{
+	generic_string cloudChoicePath = (NppParameters::getInstance())->getSettingsFolder();
+	//NppParameters *nppParams = ;
+
+	cloudChoicePath += TEXT("\\cloud\\choice");
+	if (PathFileExists(cloudChoicePath.c_str()))
+	{
+		::DeleteFile(cloudChoicePath.c_str());
+	}
+}
+
diff --git a/PowerEditor/src/WinControls/Preference/preferenceDlg.h b/PowerEditor/src/WinControls/Preference/preferenceDlg.h
index 6c8f43a1..7b71022c 100644
--- a/PowerEditor/src/WinControls/Preference/preferenceDlg.h
+++ b/PowerEditor/src/WinControls/Preference/preferenceDlg.h
@@ -213,6 +213,17 @@ private :
 	RECT _closerRect, _closerLabelRect;
 };
 
+class SettingsOnCloudDlg : public StaticDialog
+{
+public :
+	SettingsOnCloudDlg() {};
+
+private :
+	BOOL CALLBACK run_dlgProc(UINT Message, WPARAM wParam, LPARAM lParam);
+	void setCloudChoice(const char *choice);
+	void removeCloudChoice();
+};
+
 class PreferenceDlg : public StaticDialog
 {
 friend class NativeLangSpeaker;
@@ -261,6 +272,7 @@ private :
 	AutoCompletionDlg _autoCompletionDlg;
 	MultiInstDlg _multiInstDlg;
 	DelimiterSettingsDlg _delimiterSettingsDlg;
+	SettingsOnCloudDlg _settingsOnCloudDlg;
 };
 
 
diff --git a/PowerEditor/src/WinControls/Preference/preference_rc.h b/PowerEditor/src/WinControls/Preference/preference_rc.h
index 173d8d04..7a8cd440 100644
--- a/PowerEditor/src/WinControls/Preference/preference_rc.h
+++ b/PowerEditor/src/WinControls/Preference/preference_rc.h
@@ -111,9 +111,8 @@
 	#define	IDC_BORDERWIDTH_STATIC (IDD_PREFERENCE_MARGEIN_BOX + 31)
 	#define	IDC_BORDERWIDTHVAL_STATIC (IDD_PREFERENCE_MARGEIN_BOX + 32)
 	#define	IDC_BORDERWIDTH_SLIDER (IDD_PREFERENCE_MARGEIN_BOX + 33)
-	
 	#define	IDC_CHECK_DISABLEADVANCEDSCROLL (IDD_PREFERENCE_MARGEIN_BOX + 34)
-
+	
 #define	IDD_PREFERENCE_DELIMITERSETTINGS_BOX 6250 //(IDD_PREFERENCE_BOX + 250)
 	#define	IDC_DELIMITERSETTINGS_GB_STATIC (IDD_PREFERENCE_DELIMITERSETTINGS_BOX + 1)
 	#define	IDD_STATIC_OPENDELIMITER (IDD_PREFERENCE_DELIMITERSETTINGS_BOX + 2)
@@ -124,6 +123,10 @@
 	#define	IDD_STATIC_BLABLA (IDD_PREFERENCE_DELIMITERSETTINGS_BOX + 7)
 	#define	IDD_STATIC_BLABLA2NDLINE (IDD_PREFERENCE_DELIMITERSETTINGS_BOX + 8)
 
+#define	IDD_PREFERENCE_SETTINGSONCLOUD_BOX 6260 //(IDD_PREFERENCE_BOX + 250)
+	#define	IDC_SETTINGSONCLOUD_GB_STATIC (IDD_PREFERENCE_SETTINGSONCLOUD_BOX + 1)
+	#define	IDD_SETTINGSONCLOUD_DROPBOX_CHECK (IDD_PREFERENCE_SETTINGSONCLOUD_BOX + 2)
+
 #define	IDD_PREFERENCE_SETTING_BOX 6300 //(IDD_PREFERENCE_BOX + 300)
 	#define	IDC_TABSETTING_GB_STATIC (IDD_PREFERENCE_SETTING_BOX + 1)
 	#define	IDC_CHECK_REPLACEBYSPACE (IDD_PREFERENCE_SETTING_BOX + 2)