Add an option to hide Handler on Paned.

Call view:
- Hide right splitter if no chat or in conference (TODO: special case when transferring).
- Hide left splitter if closed and in videoconference (openable with button)

linphone-app/ui/modules/Common/Misc/Paned.qml

@@ -34,6 +34,7 @@ Item {
 	property bool resizeAInPriority: false
 	property int closingEdge: Qt.LeftEdge // `LeftEdge` or `RightEdge`.
 	property int defaultChildAWidth
+	property bool hideSplitter: false
 	
 	// User limits: string or int values.
 	// By default: no limits.
@@ -264,12 +265,13 @@ Item {
 		id: handle
 		
 		property int _mouseStart
+		visible: !container.hideSplitter
 		
 		anchors.left: contentA.right
 		cursorShape: Qt.SplitHCursor
 		height: parent.height
 		hoverEnabled: true
-		width: PanedStyle.handle.width
+		width: visible ? PanedStyle.handle.width : 0
 		
 		onDoubleClicked: _inverseClosingState()
 		onMouseXChanged: pressed &&

linphone-app/ui/views/App/Calls/CallsWindow.qml

@@ -38,6 +38,7 @@ Window {
 	readonly property bool callsIsOpened: !mainPaned.isClosed()
 	
 	
+	
 	// ---------------------------------------------------------------------------
 	
 	function openChat () {
@@ -83,6 +84,8 @@ Window {
 		maximumLeftLimit: CallsWindowStyle.callsList.maximumWidth
 		minimumLeftLimit: CallsWindowStyle.callsList.minimumWidth
 		
+		hideSplitter: !window.callsIsOpened && middlePane.sourceComponent == videoConference
+		
 		// -------------------------------------------------------------------------
 		// Calls list.
 		// -------------------------------------------------------------------------
@@ -181,6 +184,8 @@ Window {
 			minimumRightLimit: CallsWindowStyle.chat.minimumWidth
 			resizeAInPriority: true
 			
+			hideSplitter: !middlePane.sourceComponent || middlePane.sourceComponent == videoConference || !rightPane.sourceComponent
+			
 			// -----------------------------------------------------------------------
 			
 			Component {
@@ -268,6 +273,7 @@ Window {
 			}
 			
 			childB: Loader {
+				id: rightPane
 				anchors.fill: parent
 				sourceComponent: window.call && window.call.chatRoomModel ? chat : null
 			}