Replace QRegExp with QRegularExpression.

Fix timeline viewport saving.
Fix invitation dialog. #124

imports/Spectral/Component/Timeline/MessageDelegate.qml

@@ -160,7 +160,7 @@ ColumnLayout {
 
                     id: contentLabel
 
-                    text: "<style>a{color: white;} .user-pill{}</style>" + (replyEventId ? display.replace(/<mx-reply>.*<\/mx-reply>/g, "") : display)
+                    text: "<style>a{color: white;} .user-pill{}</style>" + display
 
                     color: "white"
 

imports/Spectral/Panel/RoomListPanel.qml

@@ -854,11 +854,30 @@ Rectangle {
 
         title: "Action Required"
         modal: true
-        standardButtons: Dialog.Ok | Dialog.Cancel
 
         contentItem: Label { text: "Accept this invitation?" }
 
-        onAccepted: currentRoom.acceptInvitation()
-        onRejected: currentRoom.forget()
+        footer: DialogButtonBox {
+            Button {
+                text: "Accept"
+                flat: true
+
+                onClicked: currentRoom.acceptInvitation()
+            }
+
+            Button {
+                text: "Reject"
+                flat: true
+
+                onClicked: currentRoom.forget()
+            }
+
+            Button {
+                text: "Reject"
+                flat: true
+
+                onClicked: inviteDialog.close()
+            }
+        }
     }
 }

imports/Spectral/Panel/RoomPanel.qml

@@ -115,8 +115,6 @@ Item {
                     currentRoom.getPreviousContent(20);
             }
 
-            onMovementEnded: currentRoom.saveViewport(sortedMessageEventModel.mapToSource(indexAt(contentX, contentY)), sortedMessageEventModel.mapToSource(largestVisibleIndex))
-
             displaced: Transition {
                 NumberAnimation {
                     property: "y"; duration: 200
@@ -126,6 +124,7 @@ Item {
 
             delegate: ColumnLayout {
                 width: parent.width
+                implicitHeight: 32
 
                 id: delegateColumn
 
@@ -330,13 +329,14 @@ Item {
     function goToEvent(eventID) {
         var index = messageEventModel.eventIDToIndex(eventID)
         if (index === -1) return
-        messageListView.currentIndex = -1
-        messageListView.currentIndex = sortedMessageEventModel.mapFromSource(index)
+//        messageListView.currentIndex = sortedMessageEventModel.mapFromSource(index)
+        messageListView.positionViewAtIndex(sortedMessageEventModel.mapFromSource(index), ListView.Contain)
     }
 
     function saveReadMarker(room) {
         var readMarker = sortedMessageEventModel.get(messageListView.largestVisibleIndex).eventId
         if (!readMarker) return
         room.readMarkerEventId = readMarker
+        currentRoom.saveViewport(sortedMessageEventModel.mapToSource(messageListView.indexAt(messageListView.contentX, messageListView.contentY)), sortedMessageEventModel.mapToSource(messageListView.largestVisibleIndex))
     }
 }