Reset room pane state when recycling chat page

Side effect: the members filter field's text is no longer saved to disk

src/gui/PageLoader.qml

@@ -15,6 +15,7 @@ HLoader {
     property var history: []
     property int historyLength: 20
 
+    signal aboutToRecycle()
     signal recycled()
     signal previousShown(string componentUrl, var properties)
 
@@ -28,6 +29,8 @@ HLoader {
             item
 
         if (recycle) {
+            aboutToRecycle()
+
             for (const [prop, value] of Object.entries(properties))
                 item[prop] = value
 
@@ -55,20 +58,16 @@ HLoader {
         return true
     }
 
-    function closeMainPane() {
-        if (mainPane.collapse) mainPane.close()
-    }
-
     function takeFocus() {
         pageLoader.item.forceActiveFocus()
-        closeMainPane()
+        if (mainPane.collapse) mainPane.close()
     }
 
 
     clip: appearAnimation.running
 
     onLoaded: { takeFocus(); appearAnimation.restart() }
-    onRecycled: { closeMainPane(); appearAnimation.restart() }
+    onRecycled: { takeFocus(); appearAnimation.restart() }
 
     Component.onCompleted: {
         if (! py.startupAnyAccountsSaved) {

src/gui/Pages/Chat/Chat.qml

@@ -22,8 +22,6 @@ Item {
     property string replyToUserId: ""
     property string replyToDisplayName: ""
 
-    readonly property string pageIdentity: userId + "/" + roomId
-
     readonly property alias loader: loader
     readonly property alias roomPane: roomPaneLoader.item
 
@@ -39,7 +37,6 @@ Item {
     }
 
 
-    onPageIdentityChanged: if (roomPane) roomPane.appearAnimation.restart()
     onFocusChanged: if (focus && loader.item) loader.item.composer.takeFocus()
     onReadyChanged: longLoading = false
 
@@ -127,6 +124,11 @@ Item {
                 factor: 2
                 running: true
             }
+
+            Connections {
+                target: pageLoader
+                function onRecycled() { roomPane.appearAnimation.restart() }
+            }
         }
     }
 }

src/gui/Pages/Chat/RoomPane/MemberView/MemberView.qml

@@ -14,6 +14,15 @@ HColumnLayout {
     readonly property alias filterField: filterField
 
 
+    Connections {
+        target: pageLoader
+
+        function onAboutToRecycle() {
+            stackView.pop(stackView.initialItem)
+            filterField.reset()
+        }
+    }
+
     HStackView {
         id: stackView
 
@@ -79,8 +88,6 @@ HColumnLayout {
 
             HTextField {
                 id: filterField
-                saveName: "memberFilterField"
-                saveId: chat.roomId
 
                 backgroundColor:
                     theme.chat.roomPane.bottomBar.filterMembers.background

src/gui/Pages/Chat/RoomPane/RoomPane.qml

@@ -90,11 +90,20 @@ MultiviewPane {
         target: swipeView
 
         function onCurrentItemChanged() {
-            swipeView.currentItem.keybindFocusItem.forceActiveFocus()
+            roomPane.swipeView.currentItem.keybindFocusItem.forceActiveFocus()
+        }
+    }
+
+    Connections {
+        target: pageLoader
+
+        function onAboutToRecycle() {
+            roomPane.swipeView.currentIndex = 0
         }
     }
 
     MemberView {}
+
     SettingsView {
         enabled: accountModel.presence !== "offline"
     }

src/gui/Pages/Chat/RoomPane/SettingsView.qml

@@ -80,6 +80,11 @@ HFlickableColumnPage {
     onKeyboardAccept: if (applyButton.enabled) applyButton.clicked()
     onKeyboardCancel: cancel()
 
+    Connections {
+        target: pageLoader
+        function onAboutToRecycle() { cancel() }
+    }
+
     HRoomAvatar {
         id: avatar
         clientUserId: chat.userId

src/gui/Pages/Chat/Timeline/EventList.qml

@@ -576,8 +576,8 @@ Rectangle {
         }
 
         Connections {
-            target: chat
-            function onPageIdentityChanged() { eventList.moreToLoad = true }
+            target: pageLoader
+            function onRecycled() { eventList.moreToLoad = true }
         }
     }