Simplify room details access

This removes the redundant room name property

resources/qml/InviteDialog.qml

@@ -56,7 +56,6 @@ ApplicationWindow {
                 id: inviteeEntry
 
                 placeholderText: qsTr("@joe:matrix.org", "Example user id. The name 'joe' can be localized however you want.")
-                backgroundColor: colors.window
                 Layout.fillWidth: true
                 onAccepted: if (text !== "") addInvite()
                 Component.onCompleted: forceActiveFocus()

resources/qml/RoomMembers.qml

@@ -7,10 +7,9 @@ import im.nheko 1.0
 ApplicationWindow {
     id: roomMembersRoot
 
-    property string roomName: Rooms.currentRoom.roomName
     property MemberList members
 
-    title: qsTr("Members of ") + roomName
+    title: qsTr("Members of ") + members.roomName
     x: MainWindow.x + (MainWindow.width / 2) - (width / 2)
     y: MainWindow.y + (MainWindow.height / 2) - (height / 2)
     height: 650
@@ -40,7 +39,7 @@ ApplicationWindow {
 
         Label {
             font.pixelSize: 24
-            text: members.memberCount + (members.memberCount === 1 ? qsTr(" person in ") : qsTr(" people in ")) + roomName
+            text: members.memberCount + (members.memberCount === 1 ? qsTr(" person in ") : qsTr(" people in ")) + members.roomName
             Layout.alignment: Qt.AlignHCenter
         }
 

resources/qml/TopBar.qml

@@ -111,12 +111,12 @@ Rectangle {
                 Platform.MenuItem {
                     visible: room ? room.permissions.canInvite() : false
                     text: qsTr("Invite users")
-                    onTriggered: TimelineManager.timeline.openInviteUsers()
+                    onTriggered: Rooms.currentRoom.openInviteUsers()
                 }
 
                 Platform.MenuItem {
                     text: qsTr("Members")
-                    onTriggered: Rooms.currentRoom.openRoomMembers(room.roomId())
+                    onTriggered: Rooms.currentRoom.openRoomMembers()
                 }
 
                 Platform.MenuItem {