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controlcenter: lazyloading wallpaper

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ATMDA 2025-11-16 13:21:59 -05:00
parent 0e1be8126a
commit f77323b136
1 changed files with 40 additions and 25 deletions
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65
modules/controlcenter/appearance/AppearancePane.qml
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@ -1895,34 +1895,47 @@ RowLayout {
Item { Item {
Layout.fillWidth: true Layout.fillWidth: true
Layout.topMargin: Appearance.spacing.large Layout.topMargin: Appearance.spacing.large
Layout.preferredHeight: wallpaperGrid.Layout.preferredHeight Layout.preferredHeight: wallpaperLoader.item ? wallpaperLoader.item.layoutPreferredHeight : 0
GridView { Loader {
id: wallpaperGrid id: wallpaperLoader
anchors.fill: parent anchors.fill: parent
asynchronous: true
readonly property int minCellWidth: 200 + Appearance.spacing.normal active: {
readonly property int columnsCount: Math.max(1, Math.floor(parent.width / minCellWidth)) // Lazy load: only activate when right pane is loaded
// This defers heavy wallpaper list loading until the right pane is visible
Layout.preferredHeight: Math.ceil(count / columnsCount) * cellHeight return rightAppearanceLoader.item !== null;
height: Layout.preferredHeight }
// Distribute width evenly across columns
cellWidth: width / columnsCount
cellHeight: 140 + Appearance.spacing.normal
leftMargin: 0
rightMargin: 0
topMargin: 0
bottomMargin: 0
model: Wallpapers.list sourceComponent: Item {
property alias layoutPreferredHeight: wallpaperGrid.layoutPreferredHeight
// Disable GridView's own scrolling - let parent handle it
interactive: false GridView {
id: wallpaperGrid
anchors.fill: parent
readonly property int minCellWidth: 200 + Appearance.spacing.normal
readonly property int columnsCount: Math.max(1, Math.floor(parent.width / minCellWidth))
readonly property int layoutPreferredHeight: Math.ceil(count / columnsCount) * cellHeight
height: layoutPreferredHeight
// Distribute width evenly across columns
cellWidth: width / columnsCount
cellHeight: 140 + Appearance.spacing.normal
leftMargin: 0
rightMargin: 0
topMargin: 0
bottomMargin: 0
// Enable caching for better performance model: Wallpapers.list
cacheBuffer: cellHeight * 2
// Disable GridView's own scrolling - let parent handle it
interactive: false
// Enable caching for better performance
cacheBuffer: cellHeight * 2
delegate: Item { delegate: Item {
required property var modelData required property var modelData
@ -2141,7 +2154,9 @@ RowLayout {
} }
} }
} }
} }
}
}
} }
} }
} }