island: size the launcher sheet to its results

Port 2.0

(cherry picked from commit 0b174e0702)

quickshell/Modals/DLauncherV2/SpotlightLauncherContent.qml

@@ -23,7 +23,7 @@ FocusScope {
     property bool showResultsWithoutQuery: false
     property bool suspendSearchUpdates: false
     property real maxResultsHeight: 0
-    // Off for fixed-height hosts, where the resize would only slide the bottom fade.
+    // Off for hosts that animate their own size, where this would only slide the bottom fade.
     property bool resizeAnimated: true
     property real resultsInset: LauncherMetrics.spotlightInset
 

quickshell/Modules/DIsland/Activities/LauncherExpanded.qml

@@ -74,7 +74,9 @@ FocusScope {
         transientSurfaceTracker: root.transientSurfaceTracker
         showResultsWithoutQuery: true
         resizeAnimated: false
-        maxResultsHeight: Math.max(120, root.controller.launcherExpandedTarget.height - Theme.spacingM * 2 - launcherContent.searchAreaHeight - launcherContent.actionPanelHeight)
+        maxResultsHeight: Math.max(120, root.controller.launcherMaxHeight - Theme.spacingM * 2 - launcherContent.searchAreaHeight - launcherContent.actionPanelHeight)
+
+        onImplicitHeightChanged: root.controller.setDestinationContentHeight("launcher", implicitHeight + Theme.spacingM * 2)
     }
 
     onActiveFocusChanged: root.controller.launcherInputFocused = activeFocus

quickshell/Modules/DIsland/IslandBarHost.qml

@@ -170,7 +170,7 @@ Item {
     readonly property var springDampingRange: [10, 100]
     readonly property var springMassRange: [0.25, 3]
     readonly property int destinationMaxHeight: Math.max(destinationMinHeight, Math.min(destinationMaxHeightLimit, (root.screen?.height ?? referenceScreenHeight) - screenMargin))
-    readonly property int maxActivityHeight: Math.max(root.heldEditSurfaceHeight, controller.dashboardHeight, controller.controlCenterHeight, controller.launcherExpandedTarget.height, controller.clipboardExpandedTarget.height, controller.powerMenuExpandedTarget.height, destinationMaxHeight)
+    readonly property int maxActivityHeight: Math.max(root.heldEditSurfaceHeight, controller.dashboardHeight, controller.controlCenterHeight, controller.launcherMaxHeight, controller.clipboardExpandedTarget.height, controller.powerMenuExpandedTarget.height, destinationMaxHeight)
     readonly property int maxActivityWidth: Math.max(controller.dashboardMaxWidth, controller.controlCenterMaxWidth, controller.launcherExpandedTarget.width, controller.clipboardExpandedTarget.width, controller.powerMenuExpandedTarget.width, Math.min(activityMaxWidth, Math.max(activityMinWidth, (root.screen?.width ?? referenceScreenWidth) - screenMargin)))
     readonly property real shadowPadding: surface.shadowEnabled ? Theme.elevationRenderPadding(Theme.elevationLevel2, surface.effectiveShadowDirection, Theme.spacingXS, Theme.spacingS, Theme.spacingL) : 0
     readonly property int hostThickness: outerGap + nearInset + (root.isVertical ? maxActivityWidth : maxActivityHeight) + Theme.spacingS + shadowPadding

quickshell/Modules/DIsland/IslandController.qml

@@ -487,7 +487,9 @@ QtObject {
     readonly property var mediaCompactTarget: pillTarget(mediaCompactLength, compactFaceThickness)
     readonly property var homeExpandedTarget: dashboardTargetFor("home")
     readonly property var mediaExpandedTarget: dashboardTargetFor("media")
-    readonly property var launcherExpandedTarget: sheetTarget(Math.min(dashboardAvailableWidth, LauncherMetrics.sizeWidth(SettingsData.dankLauncherV2Size)), Math.min(dashboardAvailableHeight, LauncherMetrics.sizeHeight(SettingsData.dankLauncherV2Size, LauncherMetrics.islandEdgeInset, false)))
+    readonly property real launcherMaxHeight: Math.min(dashboardAvailableHeight, LauncherMetrics.sizeHeight(SettingsData.dankLauncherV2Size, LauncherMetrics.islandEdgeInset, false))
+    readonly property real launcherContentHeight: destinationContentHeight("launcher")
+    readonly property var launcherExpandedTarget: sheetTarget(Math.min(dashboardAvailableWidth, LauncherMetrics.sizeWidth(SettingsData.dankLauncherV2Size)), launcherContentHeight > 0 ? Math.min(launcherMaxHeight, launcherContentHeight) : launcherMaxHeight)
     readonly property var controlCenterExpandedTarget: sheetTarget(controlCenterSheetWidth + controlCenterSheetInset, controlCenterHeight)
     readonly property var systemCompactTarget: pillTarget(root.isVertical ? 240 : (SettingsData.osdAlwaysShowValue ? 330 : 282), compactFaceThickness)
     property real systemStateContentLength: 0