callview: fix double click fullscreen

GitLab: #990
GitLab: #1016
Change-Id: Ia578493cb60271b284829dbef9179a0fccebbbd2

src/app/mainview/components/ParticipantOverlay.qml

@@ -161,14 +161,6 @@ Item {
                 }
             }
 
-            MultiPointTouchArea {
-                anchors.fill: parent
-                minimumTouchPoints: 3
-                onPressed: {
-                    takeScreenshot()
-                }
-            }
-
             HoverHandler {
                 id: hoverIndicator
 

src/app/utilsadapter.cpp

@@ -438,14 +438,18 @@ void
 UtilsAdapter::setDownloadPath(QString dir)
 {
     setAppValue(Settings::Key::DownloadPath, dir);
-    lrcInstance_->accountModel().downloadDirectory = dir + "/";
+    if (!dir.endsWith(QDir::separator()))
+        dir += QDir::separator();
+    lrcInstance_->accountModel().downloadDirectory = dir;
 }
 
 void
 UtilsAdapter::setScreenshotPath(QString dir)
 {
     setAppValue(Settings::Key::ScreenshotPath, dir);
-    lrcInstance_->accountModel().screenshotDirectory = dir + QDir::separator();
+    if (!dir.endsWith(QDir::separator()))
+        dir += QDir::separator();
+    lrcInstance_->accountModel().screenshotDirectory = dir;
 }
 
 void