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Change scroll behaviour of timeline

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This requires Qt 5.9 (to calculate overshoot).
The default scroll behaviour of list views has far too much inertia.
This should make scrolling feel more like scrolling the other scroll
areas of nheko.
This commit is contained in:
Nicolas Werner 2019-12-08 00:54:28 +01:00
parent 05aa7f948a
commit 8c44c5e2d0
3 changed files with 28 additions and 5 deletions
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4
.travis.yml
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@ -43,8 +43,8 @@ matrix:
env: env:
- CXX_COMPILER=g++-8 - CXX_COMPILER=g++-8
- C_COMPILER=gcc-8 - C_COMPILER=gcc-8
- QT_VERSION=58 - QT_VERSION=592
- QT_PKG=58 - QT_PKG=59
- USE_BUNDLED_BOOST=1 - USE_BUNDLED_BOOST=1
- USE_BUNDLED_CMARK=1 - USE_BUNDLED_CMARK=1
- USE_BUNDLED_JSON=1 - USE_BUNDLED_JSON=1

4
README.md
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@ -89,7 +89,7 @@ sudo port install nheko
### Build Requirements ### Build Requirements
- Qt5 (5.8 or greater). Qt 5.7 adds support for color font rendering with - Qt5 (5.9 or greater). Qt 5.7 adds support for color font rendering with
Freetype, which is essential to properly support emoji, 5.8 adds some features Freetype, which is essential to properly support emoji, 5.8 adds some features
to make interopability with Qml easier. to make interopability with Qml easier.
- CMake 3.15 or greater. (Lower version may work, but may break boost linking) - CMake 3.15 or greater. (Lower version may work, but may break boost linking)
@ -132,7 +132,7 @@ sudo pacman -S qt5-base \
##### Gentoo Linux ##### Gentoo Linux
```bash ```bash
sudo emerge -a ">=dev-qt/qtgui-5.7.1" media-libs/fontconfig sudo emerge -a ">=dev-qt/qtgui-5.9.0" media-libs/fontconfig
``` ```
##### Ubuntu (e.g 14.04) ##### Ubuntu (e.g 14.04)

25
resources/qml/TimelineView.qml
View file

@ -1,4 +1,4 @@
import QtQuick 2.6 import QtQuick 2.9
import QtQuick.Controls 2.1 import QtQuick.Controls 2.1
import QtQuick.Layouts 1.2 import QtQuick.Layouts 1.2
import QtGraphicalEffects 1.0 import QtGraphicalEffects 1.0
@ -46,6 +46,29 @@ Item {
model: timelineManager.timeline model: timelineManager.timeline
boundsBehavior: Flickable.StopAtBounds
onVerticalOvershootChanged: contentY = contentY - verticalOvershoot
MouseArea {
anchors.fill: parent
acceptedButtons: Qt.NoButton
propagateComposedEvents: true
z: -1
onWheel: {
if (wheel.angleDelta != 0) {
chat.contentY = chat.contentY - wheel.angleDelta.y
if (wheel.angleDelta.y > 0 && chat.contentY > chat.contentHeight - chat.height)
chat.contentY = chat.contentHeight - chat.height
else if (wheel.angleDelta < 0 && chat.contentY < 0)
chat.contentY = 0
wheel.accepted = true
chat.forceLayout()
chat.updatePosition()
}
}
}
onModelChanged: { onModelChanged: {
if (model) { if (model) {
currentIndex = model.currentIndex currentIndex = model.currentIndex