Qml app fix disappearing sidebar buttons

Cleaup the messy code of sidebar buttons, should fix button erratic
disappearance

retroshare-qml-app/src/components/SideBar.qml

@@ -74,7 +74,6 @@ Drawer
 				{
 					id: gxsText
 					text: (ChatCache.contactsCache.own)?ChatCache.contactsCache.own.gxs_id  : ""
-//					height:  contentHeight
 					wrapMode: Text.WrapAnywhere
 					width: header.width
 					anchors.top: nickText.bottom
@@ -89,29 +88,17 @@ Drawer
 			}
 
 
-
 			delegate: Item
 			{
-
 				property var styles: StyleSideBar.item
 
 				id: menuItem
 				width: parent.width
-				height: styles.height
 
-				Connections
+				visible: model.showOnCoreReady ? mainWindow.coreReady : true
-				{
+				height: visible ? styles.height : 0
-					target: mainWindow
+				Component.onCompleted:
-					onCoreReadyChanged:
+					if (Q_OS_ANDROID && !model.showOnOsAndroid) visible = false
-					{
-						console.log("Drawer onCoreReadyChanged",
-									model.title,
-									model.showOnCoreReady,
-									mainWindow.coreReady)
-						if (model.showOnCoreReady)
-							menuItem.setVisible(mainWindow.coreReady)
-					}
-				}
 
 				ButtonText
 				{
@@ -142,28 +129,10 @@ Drawer
 							listView.currentIndex = index
 							menuList.actions[model.title]();
 							lastItem = stackView.currentItem
-		//					titleLabel.text = model.title
-		//					stackView.replace(model.source)
 						}
 						drawer.close()
 					}
 				}
-
-				visible: (model.showOnCoreReady)? setVisible(mainWindow.coreReady) : true
-
-				Component.onCompleted:
-				{
-					if (!model.showOnOsAndroid && Q_OS_ANDROID)
-						setVisible(false)
-				}
-
-				function setVisible(b)
-				{
-					menuItem.visible = b
-					if (!b) menuItem.height = 0
-					else menuItem.height = styles.height
-					return b;
-				}
 			}
 
 			model: ListModel
@@ -220,24 +189,28 @@ Drawer
 				{
 					title: "Contacts"
 					showOnCoreReady: true
+					showOnOsAndroid: true
 					icon: "/icons/search.svg"
 				}
 				ListElement
 				{
 					title: "Trusted Nodes"
 					showOnCoreReady: true
+					showOnOsAndroid: true
 					icon: "/icons/netgraph.svg"
 				}
 				ListElement
 				{
 					title: "Paste Link"
 					showOnCoreReady: true
+					showOnOsAndroid: true
 					icon: "/icons/add.svg"
 				}
 				ListElement
 				{
 					title: "Share identity"
 					showOnCoreReady: true
+					showOnOsAndroid: true
 					icon: "/icons/share.svg"
 				}
 				ListElement
@@ -250,6 +223,7 @@ Drawer
 				ListElement
 				{
 					title: "Terminate Core"
+					showOnCoreReady: false
 					showOnOsAndroid: false
 					icon: "/icons/exit.svg"
 				}