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chat-view: add a larger offscreen buffer for the message list view

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Message delegates can have different heights and scrolling through the list view may cause vertical flickering without a substantial pre-fetching of items.

GitLab: #1020
Change-Id: Ic776b67d62773294f4548be3475804cd1824ef2b
This commit is contained in:
Andreas Traczyk 2023-03-13 16:55:32 -04:00
parent 4d2e31a5f3
commit 43dbedbe0a
1 changed files with 5 additions and 2 deletions
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7
src/app/mainview/components/MessageListView.qml
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@ -1,7 +1,5 @@
/* /*
* Copyright (C) 2021-2023 Savoir-faire Linux Inc. * Copyright (C) 2021-2023 Savoir-faire Linux Inc.
* Author: Trevor Tabah <trevor.tabah@savoirfairelinux.com>
* Author: Andreas Traczyk <andreas.traczyk@savoirfairelinux.com>
* *
* This program is free software; you can redistribute it and/or modify * This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by * it under the terms of the GNU General Public License as published by
@ -169,6 +167,11 @@ JamiListView {
topMargin: 12 topMargin: 12
spacing: 2 spacing: 2
// The offscreen buffer is set to a reasonable value to avoid flickering
// when scrolling up and down in a list with items of different heights.
displayMarginBeginning: 2048
displayMarginEnd: 2048
maximumFlickVelocity: 2048 maximumFlickVelocity: 2048
verticalLayoutDirection: ListView.BottomToTop verticalLayoutDirection: ListView.BottomToTop
boundsBehavior: Flickable.StopAtBounds boundsBehavior: Flickable.StopAtBounds