dash: hold panel height while dragging cards unless hung from a top bar

lyrics: ignore floored position samples and shell refresh emits

quickshell/Modules/DDash/DDashPopout.qml

@@ -680,6 +680,8 @@ DPopout {
                         readonly property bool ready: targetHeight >= 0 && settledHeight === targetHeight
                         readonly property real availableHeight: root.screen ? root.screen.height - mainContainer.horizontalChromeHeight - DashMetrics.contentPadding * 2 - Theme.barHeight - Theme.spacingL * 2 : contentHeight
                         readonly property int rowBudget: DashMetrics.rowCapFor(availableHeight)
+                        // Growing a panel not hung from a top bar moves the grid under a held card, which retargets the drop.
+                        readonly property bool heightHeld: (currentItem?.cardInteracting ?? false) && root.effectiveBarPosition % 4 !== SettingsData.Top
 
                         x: (root.verticalNavigation && root.navigationEdge === SettingsData.Left ? root.navigationWidth : 0) - root.editGutter
                         y: (!root.verticalNavigation && root.navigationEdge !== SettingsData.Bottom ? mainContainer.horizontalChromeHeight : 0) - root.editGutter
@@ -691,12 +693,13 @@ DPopout {
                         clip: contentHeight > height
 
                         function updateContentHeight() {
-                            if (targetHeight < 0)
+                            if (targetHeight < 0 || heightHeld)
                                 return;
                             settledHeight = targetHeight;
                         }
 
                         onTargetHeightChanged: Qt.callLater(updateContentHeight)
+                        onHeightHeldChanged: Qt.callLater(updateContentHeight)
 
                         Column {
                             id: emptyContent

quickshell/Modules/DDash/DashMetrics.qml

@@ -214,6 +214,7 @@ Singleton {
     readonly property int mediaLyricsRequestTimeout: 16000
     readonly property int mediaLyricsLoadingDelay: 300
     readonly property real mediaLyricsPositionTolerance: 0.05
+    readonly property real mediaLyricsWholeSecondSlack: 0.005
     readonly property int mediaLyricsPositionProbeInterval: 5000
     readonly property real mediaLyricsPositionProbeDrift: 1.5
     readonly property real mediaLyricsPositionProbeThreshold: 1

quickshell/Modules/DDash/DashWidgetGrid.qml

@@ -25,6 +25,7 @@ Item {
     readonly property Item focusTarget: grid
     readonly property bool blocksTabNavigation: editMode || addMenu.open || optionsSheet.shown
     readonly property bool cardResizing: grid.sizePreview !== null
+    readonly property bool cardInteracting: grid.interacting
 
     implicitHeight: Math.max(DashMetrics.tabMinHeight, grid.implicitHeight)
     LayoutMirroring.enabled: I18n.isRtl

quickshell/Modules/DDash/MediaPlayerTab.qml

@@ -123,7 +123,7 @@ Item {
         interval: DashMetrics.mediaPositionPollInterval
         running: root.live && root.activePlayer?.playbackState === MprisPlaybackState.Playing && !root.isSeeking
         repeat: true
-        onTriggered: root.activePlayer?.positionChanged()
+        onTriggered: MprisController.refreshPosition(root.activePlayer)
     }
 
     function syncAudioRef(wanted) {

quickshell/Modules/DDash/Overview/MediaOverviewCard.qml

@@ -53,7 +53,7 @@ Card {
         interval: DashMetrics.mediaPositionPollInterval
         running: root.live && root.visible && root.interactive && root.showSeekbar && root.playing && !root.isSeeking
         repeat: true
-        onTriggered: root.activePlayer?.positionSupported && root.activePlayer.positionChanged()
+        onTriggered: MprisController.refreshPosition(root.activePlayer)
     }
 
     Loader {

quickshell/Modules/DDash/OverviewTab.qml

@@ -26,6 +26,7 @@ FocusScope {
     readonly property var addable: grid.addableEntries
     readonly property int usedColumns: grid.usedColumns
     readonly property bool cardResizing: grid.sizePreview !== null
+    readonly property bool cardInteracting: grid.interacting
     readonly property bool blocksTabNavigation: grid.blocksTabNavigation || detailSheet.shown || editorSheet.shown || optionsSheet.shown || addMenu.open
 
     implicitWidth: DashMetrics.contentWidthFor(SettingsData.showWeekNumber)

quickshell/Modules/DDash/WeatherTab.qml

@@ -36,6 +36,7 @@ Item {
         }
     ]
     readonly property bool blocksTabNavigation: widgets.blocksTabNavigation
+    readonly property bool cardInteracting: widgets.cardInteracting
     readonly property var forecastOptions: [DashRegistry.choice("forecast", I18n.tr("Forecast", "weather widget option label for forecast display type"), "chart", [
             {
                 "value": "chart",

quickshell/Services/LyricsController.qml

@@ -90,7 +90,11 @@ QtObject {
         if (enabled && (state === "none" || state === "error"))
             useEmbeddedText(state);
     }
-    onPositionChanged: scheduleAnchor()
+    onPositionChanged: {
+        if (MprisController.refreshingPosition || flooredEcho())
+            return;
+        scheduleAnchor();
+    }
     onRateChanged: updatePlaybackClock()
     onPlayingChanged: {
         probe = null;
@@ -379,6 +383,7 @@ QtObject {
         if (!line || !Number.isFinite(line.t))
             return false;
         player.position = Math.max(0.1, Math.min(line.t, duration * 0.99));
+        reanchor();
         return true;
     }
 
@@ -434,6 +439,13 @@ QtObject {
         resync();
     }
 
+    // pear-desktop floors Position to whole seconds on pause, resume and track events.
+    function flooredEcho() {
+        const lead = currentTime() - position;
+        const whole = Math.abs(position - Math.round(position)) < DashMetrics.mediaLyricsWholeSecondSlack;
+        return whole && lead >= 0 && lead < 1 + DashMetrics.mediaLyricsPositionTolerance;
+    }
+
     function scheduleAnchor() {
         positionWall = Date.now();
         if (enabled && synced && !stopped && !anchorUpdate.running)

quickshell/Services/MprisController.qml

@@ -34,6 +34,15 @@ Singleton {
     property bool _mprisPublishDirty: false
     property int _mprisConnectionEpoch: 0
     property int positionConsumers: 0
+    property bool refreshingPosition: false
+
+    function refreshPosition(player) {
+        if (!player?.positionSupported)
+            return;
+        refreshingPosition = true;
+        player.positionChanged();
+        refreshingPosition = false;
+    }
 
     function addPositionRef() {
         positionConsumers++;
@@ -398,7 +407,7 @@ Singleton {
         interval: 1000
         running: root.positionConsumers > 0 && root.activePlayer?.playbackState === MprisPlaybackState.Playing
         repeat: true
-        onTriggered: root.activePlayer?.positionChanged()
+        onTriggered: root.refreshPosition(root.activePlayer)
     }
 
     function _hasMPRISSubscription(): bool {

quickshell/Widgets/DSeekbar.qml

@@ -227,7 +227,7 @@ Item {
                 isPlaying: activePlayer && activePlayer.playbackState === MprisPlaybackState.Playing
                 onFrameTicked: {
                     if (!root.isSeeking)
-                        activePlayer.positionChanged();
+                        MprisController.refreshPosition(activePlayer);
                 }
 
                 MouseArea {