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Speedup room switching by forcing a bigger initial item size

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Nicolas Werner 2024-01-08 00:21:42 +01:00
parent 392c07adbe
commit 87c063b112
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GPG key ID: C8D75E610773F2D9
7 changed files with 14 additions and 11 deletions
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6
CMakeLists.txt
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@ -4,7 +4,6 @@ option(APPVEYOR_BUILD "Build on appveyor" OFF)
option(CI_BUILD "Set when building in CI. Enables -Werror where possible" OFF)
option(ASAN "Compile with address sanitizers" OFF)
option(QML_DEBUGGING "Enable qml debugging" OFF)
option(COMPILE_QML "Compile Qml. It will make Nheko faster, but you will need to recompile it, when you update Qt." OFF)
if(UNIX AND NOT APPLE)
option(MAN "Build man page" ON)
else()
@ -241,7 +240,6 @@ endif()
# Discover Qt dependencies.
#
find_package(Qt6 6.5 COMPONENTS Core Widgets Gui LinguistTools Svg Multimedia Qml QuickControls2 REQUIRED)
#find_package(Qt6QuickCompiler)
find_package(Qt6DBus)
if(USE_BUNDLED_QTKEYCHAIN)
@ -633,11 +631,7 @@ endif()
#
# Bundle resources
#
if(Qt6QuickCompiler_FOUND AND COMPILE_QML)
qtquick_compiler_add_resources(QRC resources/res.qrc)
else()
qt_add_resources(QRC resources/res.qrc)
endif()
if(APPLE)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -framework Foundation -framework Cocoa -framework UserNotifications")

2
resources/qml/MessageView.qml
View file

@ -47,7 +47,7 @@ Item {
anchors.rightMargin: scrollbar.interactive ? scrollbar.width : 0
// reuseItems still has a few bugs, see https://bugreports.qt.io/browse/QTBUG-95105 https://bugreports.qt.io/browse/QTBUG-95107
//onModelChanged: if (room) room.sendReset()
//reuseItems: true
reuseItems: true
boundsBehavior: Flickable.StopAtBounds
displayMarginBeginning: height / 4
displayMarginEnd: height / 4

4
resources/qml/TimelineBubbleMessageStyle.qml
View file

@ -11,7 +11,9 @@ TimelineEvent {
id: wrapper
ListView.delayRemove: true
width: chat.delegateMaxWidth
height: Math.max((section.item?.height ?? 0) + gridContainer.implicitHeight + reactionRow.implicitHeight + unreadRow.height, 10)
// We return a larger size for any item but the most bottom one, if it isn't initialized yet, since otherwise Qt will create way too many items.
// If we did that also for the first item, it would mess with the scroll location a bit, so we don't do it for that item.
height: Math.max((section.item?.height ?? 0) + ((gridContainer.implicitHeight < 1 && index != 0) ? 100 : gridContainer.implicitHeight) + reactionRow.implicitHeight + unreadRow.height, 10)
anchors.horizontalCenter: ListView.view.contentItem.horizontalCenter
//room: chatRoot.roommodel

4
resources/qml/TimelineDefaultMessageStyle.qml
View file

@ -11,7 +11,9 @@ TimelineEvent {
id: wrapper
ListView.delayRemove: true
width: chat.delegateMaxWidth
height: Math.max((section.item?.height ?? 0) + gridContainer.implicitHeight + reactionRow.implicitHeight + unreadRow.height, 10)
// We return a larger size for any item but the most bottom one, if it isn't initialized yet, since otherwise Qt will create way too many items.
// If we did that also for the first item, it would mess with the scroll location a bit, so we don't do it for that item.
height: Math.max((section.item?.height ?? 0) + ((gridContainer.implicitHeight < 1 && index != 0) ? 100 : gridContainer.implicitHeight) + reactionRow.implicitHeight + unreadRow.height, 10)
anchors.horizontalCenter: ListView.view.contentItem.horizontalCenter
//room: chatRoot.roommodel

1
resources/qml/delegates/PlayableMediaMessage.qml
View file

@ -35,6 +35,7 @@ Item {
// TODO: Show error in overlay or so?
roomm: room
// FIXME: This takes 500ms on my device, why and how can we avoid that?
audioOutput: AudioOutput {
muted: mediaControls.muted
volume: mediaControls.desiredVolume

2
src/main.cpp
View file

@ -47,7 +47,7 @@
#ifdef QML_DEBUGGING
#include <QQmlDebuggingEnabler>
QQmlDebuggingEnabler enabler;
QQmlTriviallyDestructibleDebuggingEnabler enabler;
#endif
#if HAVE_BACKTRACE_SYMBOLS_FD

4
src/timeline/TimelineModel.cpp
View file

@ -997,6 +997,8 @@ TimelineModel::multiData(const QModelIndex &index, QModelRoleDataSpan roleDataSp
return;
}
// nhlog::db()->debug("MultiData called for {}", index.row());
// HACK(Nico): fetchMore likes to break with dynamically sized delegates and reuseItems
if (index.row() + 1 == rowCount() && !m_paginationInProgress)
const_cast<TimelineModel *>(this)->fetchMore(index);
@ -1025,6 +1027,8 @@ TimelineModel::multiData(const QString &id,
return;
}
// nhlog::db()->debug("MultiData called for {}", id.toStdString());
auto event = events.get(id.toStdString(), relatedTo.toStdString());
if (!event) {