Adjust RoomDelegates opacity when filtering

Accounts with no matching rooms to show will have their opacity reduced.

src/qml/Base/HImage.qml

@@ -9,12 +9,9 @@ Image {
 
     property color colorize: "transparent"
 
-    layer {
-        enabled: ! Qt.colorEqual(colorize, "transparent")
-        effect: ColorOverlay {
-            color: image.colorize
-            cached: image.cache
-        }
+    layer.enabled: ! Qt.colorEqual(colorize, "transparent")
+    layer.effect: ColorOverlay {
+        color: image.colorize
+        cached: image.cache
     }
-
 }

src/qml/SidePane/AccountDelegate.qml

@@ -7,6 +7,10 @@ Column {
     width: parent.width
     spacing: theme.spacing / 2
 
+    opacity:
+        paneToolBar.roomFilter && roomList.model.count < 1 ? 0.35 : 1
+    Behavior on opacity { HNumberAnimation {} }
+
     property bool expanded: true
     readonly property var modelItem: model
 
@@ -62,7 +66,7 @@ Column {
     }
 
     RoomList {
-        id: roomCategoriesList
+        id: roomList
         visible: height > 0
         width: parent.width
         height: childrenRect.height * (accountDelegate.expanded ? 1 : 0)