added 'suspend' button

mainwindow.h

@@ -56,16 +56,17 @@ class Connexion
 	int bandwidthLimitUnit;
 	int contimeout = 20;
 	QString server;
-		QString service;
-		QString path;
-		QString savePath;
-		QString user;
-		QString password;
-		QProcess * process = nullptr;
-		int ipversion = 4;
-		uint port = 873;
-		bool quit = false;
-		void clear();
+	QString service;
+	QString path;
+	QString savePath;
+	QString user;
+	QString password;
+	QProcess * process = nullptr;
+	int ipversion = 4;
+	uint port = 873;
+	bool quit = false;
+	void clear();
+	bool paused = false;
 };
 
 class Downloading
@@ -75,13 +76,15 @@ class Downloading
 	QString service;
 	QString path;
 	QString savePath;
-		QString user;
-		QString password;
-		int ipversion = 4;
-		int port = 873;
-		QProcess * process = nullptr;
-		bool quit = false;
-		void clear();
+	QString user;
+	QString password;
+	int ipversion = 4;
+	int port = 873;
+	QProcess * process = nullptr;
+	bool quit = false;
+	bool paused = false;
+
+	void clear();
 };
 
 class About
@@ -223,6 +226,8 @@ class MainWindow : public QMainWindow
 
 		void on_treeWidget_doubleClicked(const QModelIndex &index);
 
+		void on_actionPause_downloads_triggered();
+
 	signals:
 		void stopDownloading(QProcess *);
 		void progressSignal(int);