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homescreens/halcyon: Improve gridview scrolling performance

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This commit is contained in:
Devin Lin 2022-11-13 22:17:48 -05:00
parent 5fa405c63d
commit 0a4c669e8a
2 changed files with 7 additions and 5 deletions
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3
containments/homescreens/halcyon/package/contents/ui/GridAppDelegate.qml
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@ -127,8 +127,7 @@ MouseArea {
} }
spacing: 0 spacing: 0
// Use Kirigami.Icon to have better icon dimension options PlasmaCore.IconItem {
Kirigami.Icon {
id: icon id: icon
Kirigami.Theme.inherit: false Kirigami.Theme.inherit: false

9
containments/homescreens/halcyon/package/contents/ui/GridAppList.qml
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@ -19,16 +19,19 @@ import org.kde.phone.homescreen.halcyon 1.0 as Halcyon
MobileShell.GridView { MobileShell.GridView {
id: gridView id: gridView
layer.enabled: true cacheBuffer: cellHeight * 20 // 10 rows above and below
reuseItems: true reuseItems: true
// ensure items aren't visible out of bounds
layer.enabled: true
readonly property int reservedSpaceForLabel: metrics.height readonly property int reservedSpaceForLabel: metrics.height
readonly property real effectiveContentWidth: width - leftMargin - rightMargin readonly property real effectiveContentWidth: width - leftMargin - rightMargin
cellWidth: gridView.effectiveContentWidth / Math.min(Math.floor(gridView.effectiveContentWidth / (PlasmaCore.Units.iconSizes.huge + Kirigami.Units.largeSpacing * 2)), 8) cellWidth: gridView.effectiveContentWidth / Math.min(Math.floor(effectiveContentWidth / (PlasmaCore.Units.iconSizes.huge + Kirigami.Units.largeSpacing * 2)), 8)
cellHeight: cellWidth + reservedSpaceForLabel cellHeight: cellWidth + reservedSpaceForLabel
property int columns: Math.floor(gridView.effectiveContentWidth / cellWidth) property int columns: Math.floor(effectiveContentWidth / cellWidth)
property int rows: Math.ceil(Halcyon.ApplicationListModel.count / columns) property int rows: Math.ceil(Halcyon.ApplicationListModel.count / columns)
function goToBeginning() { function goToBeginning() {