add config icon feature

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/MainActivity.kt

@@ -6,18 +6,25 @@ import android.content.pm.PackageManager
 import android.os.Build
 import android.os.Bundle
 import android.provider.Settings
+import android.view.View
+import android.view.ViewTreeObserver
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
 import androidx.core.app.ActivityCompat
 import androidx.core.content.ContextCompat
 import androidx.core.content.edit
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
 import com.zhushenwudi.lovelivemusicplayer.db.DriverFactory
 import com.zhushenwudi.lovelivemusicplayer.db.createDatabase
+import com.zhushenwudi.lovelivemusicplayer.native.home_widget.HomeWidgetCommand
+import com.zhushenwudi.lovelivemusicplayer.native.home_widget.executeHomeWidgetCommand
 import com.zhushenwudi.lovelivemusicplayer.native.platform.AndroidShareBridge
 import com.zhushenwudi.lovelivemusicplayer.native.platform.AndroidDesktopLyricController
 import com.zhushenwudi.lovelivemusicplayer.native.platform.installAndroidPlatformServices
 import com.zhushenwudi.lovelivemusicplayer.native.util.AppUtils
+import com.zhushenwudi.lovelivemusicplayer.native.util.applyScreenOrientationPolicy
 import com.zhushenwudi.lovelivemusicplayer.platform.AndroidUiHost
 import com.zhushenwudi.lovelivemusicplayer.platform.PlatformServices
 import com.zhushenwudi.lovelivemusicplayer.platform.initAndroidFileSystem
@@ -30,11 +37,14 @@ class MainActivity : ComponentActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        applyScreenOrientationPolicy()
         enableEdgeToEdge()
         AndroidUiHost.activity = this
         initAndroidFileSystem(applicationContext)
 
         if (!AppContainer.isInitialized) {
+            // Install before init() starts observing/restoring playback state.
+            installAndroidPlatformServices(applicationContext)
             val settings = createAppSettings(applicationContext)
             val database = createDatabase(DriverFactory(applicationContext))
             player = PlayerController(applicationContext)
@@ -43,12 +53,10 @@ class MainActivity : ComponentActivity() {
                 database = database,
                 player = player!!,
             )
-            AppContainer.musicTransfer.setPlatform("android")
         } else {
             player = AppContainer.player
         }
 
-        installAndroidPlatformServices(applicationContext)
         val lyricEnabled = AppContainer.settings.enableDesktopLyric
         if (!PlatformServices.desktopLyric.pipAutoOpen(lyricEnabled) && lyricEnabled) {
             AppContainer.settings.enableDesktopLyric = false
@@ -57,18 +65,39 @@ class MainActivity : ComponentActivity() {
             getSharedPreferences("my_prefs", MODE_PRIVATE).getBoolean("key_agreed", false),
         )
 
-        getSharedPreferences(AppUtils.SP_NAME, MODE_PRIVATE).edit(commit = true) {
-            putBoolean("isShutdown", false)
-        }
+        PlatformServices.homeWidget.setShutdown(false)
 
         handleIncomingIntent(intent)
 
         requestNotifyPermission()
         startPlaybackService()
 
+        // 系统栏 inset 和窗口高度到位之前不画出第一帧，避免顶栏先铺进状态栏再缩回。
+        holdDrawUntilSystemBarsReady()
         setContent { App() }
     }
 
+    private fun holdDrawUntilSystemBarsReady() {
+        val content = findViewById<View>(android.R.id.content) ?: return
+        content.viewTreeObserver.addOnPreDrawListener(object : ViewTreeObserver.OnPreDrawListener {
+            private var skips = 0
+
+            override fun onPreDraw(): Boolean {
+                val top = ViewCompat.getRootWindowInsets(content)
+                    ?.getInsets(WindowInsetsCompat.Type.statusBars())
+                    ?.top ?: 0
+                val ready = skips >= 3 || (content.height > 0 && top > 0)
+                if (ready) {
+                    content.viewTreeObserver.removeOnPreDrawListener(this)
+                    return true
+                }
+                skips++
+                content.postOnAnimation { content.invalidate() }
+                return false
+            }
+        })
+    }
+
     override fun onNewIntent(intent: Intent) {
         super.onNewIntent(intent)
         setIntent(intent)
@@ -88,6 +117,7 @@ class MainActivity : ComponentActivity() {
     override fun onResume() {
         super.onResume()
         AndroidUiHost.activity = this
+        com.zhushenwudi.lovelivemusicplayer.native.platform.AndroidAppIconArtwork.applyTaskIcon(this)
         AppUtils.getSchemeData(intent) { url ->
             PlatformServices.deepLink.handle(url)
         }
@@ -135,15 +165,8 @@ class MainActivity : ComponentActivity() {
     }
 
     private fun handleWidgetUri(uri: String) {
-        when {
-            uri.endsWith("toggle_play") -> player?.toggle()
-            uri.endsWith("next") -> player?.next()
-            uri.endsWith("previous") -> player?.previous()
-            uri.endsWith("toggle_love") -> {
-                val id = player?.state?.value?.current?.musicId ?: return
-                AppContainer.toggleLove(id)
-            }
-        }
+        val command = HomeWidgetCommand.fromValue(uri.removePrefix(AppUtils.HOME_WIDGET_URI_PREFIX)) ?: return
+        executeHomeWidgetCommand(this, command)
     }
 
     private fun requestNotifyPermission() {

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/DesktopLyricOverlay.kt

@@ -53,6 +53,10 @@ class DesktopLyricOverlay(
         @Volatile
         private var cachedCurrentLine: Int = -1
 
+        fun refreshAppIcon() {
+            mainHandler.post { activeRef?.get()?.applyAppIcon() }
+        }
+
         fun updateLyric(lyricLine1: String?, lyricLine2: String?, currentLine: Int) {
             if (lyricLine1 != null) cachedLine1 = lyricLine1
             if (lyricLine2 != null) cachedLine2 = lyricLine2
@@ -147,6 +151,12 @@ class DesktopLyricOverlay(
         }
     }
 
+    private fun applyAppIcon() {
+        val bitmap = com.zhushenwudi.lovelivemusicplayer.native.platform.AndroidAppIconArtwork.bitmap(context)
+        ivIcon?.background = null
+        if (bitmap == null) ivIcon?.setImageResource(R.drawable.logo) else ivIcon?.setImageBitmap(bitmap)
+    }
+
     @SuppressLint("ClickableViewAccessibility")
     private fun bindView() {
         val rl = root ?: return
@@ -157,6 +167,7 @@ class DesktopLyricOverlay(
         ivClose = rl.findViewById(R.id.ic_close)
         ivPip = rl.findViewById(R.id.ic_pip)
         ivIcon = rl.findViewById(R.id.ic_icon)
+        applyAppIcon()
         ivTranslate = rl.findViewById(R.id.ic_translate)
         applyCachedToViews()
 

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/QrScanActivity.kt

@@ -5,6 +5,8 @@ import androidx.activity.ComponentActivity
 import com.journeyapps.barcodescanner.ScanContract
 import com.journeyapps.barcodescanner.ScanOptions
 import com.zhushenwudi.lovelivemusicplayer.i18n.I18n
+import com.zhushenwudi.lovelivemusicplayer.native.util.applyScreenOrientationPolicy
+import com.zhushenwudi.lovelivemusicplayer.native.util.isLargeScreenDevice
 import com.zhushenwudi.lovelivemusicplayer.platform.AndroidUiHost
 
 class QrScanActivity : ComponentActivity() {
@@ -22,11 +24,12 @@ class QrScanActivity : ComponentActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        applyScreenOrientationPolicy()
         val options = ScanOptions().apply {
             setDesiredBarcodeFormats(ScanOptions.QR_CODE)
             setPrompt(I18n.t("scan_qr_prompt"))
             setBeepEnabled(false)
-            setOrientationLocked(false)
+            setOrientationLocked(!isLargeScreenDevice())
             setCaptureActivity(com.journeyapps.barcodescanner.CaptureActivity::class.java)
         }
         barcodeLauncher.launch(options)

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/WebViewActivity.kt

@@ -11,6 +11,7 @@ import android.webkit.WebViewClient
 import androidx.activity.ComponentActivity
 import androidx.activity.addCallback
 import androidx.activity.compose.setContent
+import androidx.compose.foundation.background
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
@@ -19,6 +20,7 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.navigationBarsPadding
+import androidx.compose.foundation.layout.statusBarsPadding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.ArrowBack
 import androidx.compose.material.icons.automirrored.filled.ArrowForward
@@ -28,16 +30,23 @@ import androidx.compose.material3.IconButton
 import androidx.compose.material3.LinearProgressIndicator
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.SideEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.viewinterop.AndroidView
+import androidx.core.view.WindowCompat
 import com.zhushenwudi.lovelivemusicplayer.i18n.tr
+import com.zhushenwudi.lovelivemusicplayer.native.util.applyScreenOrientationPolicy
 import com.zhushenwudi.lovelivemusicplayer.platform.WebViewAdBlock
 import java.io.ByteArrayInputStream
+import kotlinx.coroutines.delay
+import kotlin.time.Duration.Companion.seconds
 
 class WebViewActivity : ComponentActivity() {
     private var webView: WebView? = null
@@ -48,6 +57,8 @@ class WebViewActivity : ComponentActivity() {
     @SuppressLint("SetJavaScriptEnabled")
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        applyScreenOrientationPolicy()
+        WindowCompat.setDecorFitsSystemWindows(window, false)
         val url = intent.getStringExtra(EXTRA_URL).orEmpty()
         val title = intent.getStringExtra(EXTRA_TITLE)
         title?.let { setTitle(it) }
@@ -67,7 +78,22 @@ class WebViewActivity : ComponentActivity() {
             val progress by pageProgress
 
             MaterialTheme {
-                Column(Modifier.fillMaxSize()) {
+                SideEffect {
+                    WindowCompat.getInsetsController(window, window.decorView)
+                        .isAppearanceLightStatusBars = true
+                }
+                LaunchedEffect(Unit) {
+                    while (true) {
+                        delay(1.seconds)
+                        webView?.evaluateJavascript(WebViewAdBlock.domCleanupScript(), null)
+                    }
+                }
+                Column(
+                    Modifier
+                        .fillMaxSize()
+                        .background(Color.White)
+                        .statusBarsPadding(),
+                ) {
                     Box(
                         modifier = Modifier
                             .weight(1f)
@@ -162,8 +188,8 @@ class WebViewActivity : ComponentActivity() {
             view: WebView?,
             request: WebResourceRequest?,
         ): WebResourceResponse? {
-            val host = request?.url?.host
-            if (!host.isNullOrBlank() && WebViewAdBlock.isBlockedHost(host)) {
+            val target = request?.url?.toString().orEmpty()
+            if (WebViewAdBlock.isBlockedUrl(target)) {
                 return WebResourceResponse(
                     "text/plain",
                     "utf-8",
@@ -180,8 +206,9 @@ class WebViewActivity : ComponentActivity() {
 
         override fun onPageFinished(view: WebView?, url: String?) {
             super.onPageFinished(view, url)
-            if (view != null && !url.isNullOrBlank()) {
-                view.evaluateJavascript(WebViewAdBlock.injectionScript(url), null)
+            if (view != null) {
+                view.evaluateJavascript(WebViewAdBlock.cosmeticStyleScript(), null)
+                view.evaluateJavascript(WebViewAdBlock.domCleanupScript(), null)
             }
             onNavigationChanged()
         }

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/home_widget/HomeWidgetContent.kt

@@ -8,9 +8,10 @@ import androidx.glance.LocalContext
 import androidx.glance.action.Action
 import androidx.glance.appwidget.action.actionStartActivity
 import com.zhushenwudi.lovelivemusicplayer.MainActivity
-import android.content.SharedPreferences
 import android.graphics.BitmapFactory
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.DpSize
@@ -51,70 +52,32 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
     open var radius: Dp = 6.dp
     open val cdSize = 80.dp
     abstract var isWhite: Boolean
-    var isPlaying = true
-    var isShutdown = false
-    private var isFavorite = false
-    private lateinit var sp: SharedPreferences
-    private lateinit var songName: String
-    private lateinit var songArtist: String
-    private lateinit var playText: String
 
-    private var musicColor = Color.White
-    private var coverPath: String? = null
-
-    @Composable
-    private fun widgetAction(context: Context, uri: String): Action {
+    private fun openAppAction(context: Context): Action {
         val intent = Intent(context, MainActivity::class.java).apply {
             action = Intent.ACTION_VIEW
-            data = uri.toUri()
-            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_SINGLE_TOP
+            data = "${AppUtils.HOME_WIDGET_URI_PREFIX}open".toUri()
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP or
+                Intent.FLAG_ACTIVITY_SINGLE_TOP
         }
         return actionStartActivity(intent)
     }
 
     @Composable
-    fun GlanceContent(preferences: SharedPreferences) {
-        sp = preferences
-        songName = sp.getString("songName", "")!!
-        songArtist = sp.getString("songArtist", "")!!
-        isFavorite = sp.getBoolean("songFavorite", false)
-        isPlaying = sp.getBoolean("isPlaying", false)
-        playText = sp.getString("playText", "")!!
-        isShutdown = sp.getBoolean("isShutdown", false)
-        coverPath = sp.getString("shareImage", null)
-        val strBgColor = sp.getString("bgColor", "")!!
-
-        coverPath?.let {
-            if (!File(it).exists()) {
-                coverPath = null
-            }
-        }
-
-        if (strBgColor.contains(",")) {
-            val bgColorArr = strBgColor.split(",")
-            musicColor = Color(
-                red = bgColorArr[0].toDoubleOrNull()?.toInt() ?: 1,
-                green = bgColorArr[1].toDoubleOrNull()?.toInt() ?: 1,
-                blue = bgColorArr[2].toDoubleOrNull()?.toInt() ?: 1
-            )
-        }
-
-        if (isShutdown) {
-            isPlaying = false
-        }
-
-        RenderAppWidget()
+    private fun controlAction(state: HomeWidgetState, command: HomeWidgetCommand): Action {
+        val context = LocalContext.current
+        return homeWidgetControlAction(command, state.controlsEnabled) { openAppAction(context) }
     }
 
     @Composable
-    fun RenderAppWidget() {
+    fun RenderAppWidget(state: HomeWidgetState) {
         Box(
             modifier = GlanceModifier
                 .width(size.width)
                 .height(size.height)
         ) {
             if (isWhite) {
-                GradientRectangle(color = musicColor)
+                GradientRectangle(color = state.musicColor)
             } else {
                 Box(
                     modifier = GlanceModifier
@@ -122,6 +85,7 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
                         .width(size.width)
                         .height(size.height)
                         .cornerRadius(radius)
+                        .clickable(openAppAction(LocalContext.current))
                 ) {}
             }
 
@@ -138,9 +102,9 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
                         .size(size.height)
                         .cornerRadius(radius)
                 ) {
-                    RenderCD(isLargePauseWidget = false)
-                    RenderCover(isLargePauseWidget = false)
-                    RenderPlayController(false)
+                    RenderCD(state, isLargePauseWidget = false)
+                    RenderCover(state, isLargePauseWidget = false)
+                    RenderPlayController(state, false)
                 }
             }
 
@@ -156,20 +120,21 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
                     RenderLogo(size = 22.dp, paddingInDp = (-6).dp)
                 }
 
-                RenderTextArr(stateFontSize = 9.sp, infoFontSize = 11.sp)
+                RenderTextArr(state, stateFontSize = 9.sp, infoFontSize = 11.sp)
             }
 
-            RenderFavorite(imageSize = 20.dp, paddingInDp = radius)
+            RenderFavorite(state, imageSize = 20.dp, paddingInDp = radius)
         }
     }
 
-    open fun calcCdOffsetX(): Dp = cdSize / 2 - 10.dp
+    open fun calcCdOffsetX(state: HomeWidgetState): Dp = cdSize / 2 - 10.dp
 
-    open fun calcCdOffsetY(): Dp = cdSize / 2 - 10.dp
+    open fun calcCdOffsetY(state: HomeWidgetState): Dp = cdSize / 2 - 10.dp
 
     @SuppressLint("RestrictedApi")
     @Composable
     open fun RenderTextArr(
+        state: HomeWidgetState,
         stateFontSize: TextUnit,
         infoFontSize: TextUnit
     ) {
@@ -178,13 +143,8 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
         } else {
             size.width - 75.dp
         }
-        val playTextArr = playText.split(",")
-        var playStateText = playTextArr[1]
-        if (!isShutdown && isPlaying) {
-            playStateText = playTextArr[0]
-        }
         Text(
-            text = playStateText,
+            text = state.playStateText,
             style = TextStyle(
                 fontSize = stateFontSize,
                 fontWeight = FontWeight.Bold,
@@ -195,7 +155,7 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
         )
 
         Text(
-            text = songName,
+            text = state.songName,
             style = TextStyle(
                 fontSize = infoFontSize,
                 fontWeight = FontWeight.Bold,
@@ -206,7 +166,7 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
         )
 
         Text(
-            text = songArtist,
+            text = state.songArtist,
             style = TextStyle(
                 fontSize = infoFontSize,
                 fontWeight = FontWeight.Bold,
@@ -219,32 +179,31 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
 
     @Composable
     open fun RenderLogo(size: Dp, paddingInDp: Dp) {
+        val bitmap = com.zhushenwudi.lovelivemusicplayer.native.platform.AndroidAppIconArtwork.bitmap(LocalContext.current, dark = !isWhite)
         Image(
-            provider = ImageProvider(R.drawable.logo),
+            provider = if (bitmap == null) ImageProvider(R.drawable.logo) else ImageProvider(bitmap),
             contentDescription = "logo",
             modifier = GlanceModifier
                 .size(size)
                 .padding(start = paddingInDp)
+                .clickable(openAppAction(LocalContext.current))
         )
     }
 
     @SuppressLint("RestrictedApi")
     @Composable
     private fun RenderTransportButton(
+        state: HomeWidgetState,
         drawable: Int,
         description: String,
-        uri: String,
+        command: HomeWidgetCommand,
         imageSize: Dp,
     ) {
-        val base = GlanceModifier.size(imageSize)
-        val modifier = if (isShutdown) {
-            base
-        } else {
-            base.clickable(
+        val modifier = GlanceModifier.size(imageSize)
+            .clickable(
                 rippleOverride = R.drawable.click_ripple,
-                onClick = widgetAction(LocalContext.current, uri),
+                onClick = controlAction(state, command),
             )
-        }
         Box(
             contentAlignment = Alignment.Center,
             modifier = modifier,
@@ -259,14 +218,13 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
     }
 
     @Composable
-    open fun RenderCD(isLargePauseWidget: Boolean) {
+    open fun RenderCD(state: HomeWidgetState, isLargePauseWidget: Boolean) {
         val cdDrawable = if (isWhite) R.drawable.cd_white else R.drawable.cd_black
-        val offsetX = calcCdOffsetX()
-        val offsetY = calcCdOffsetY()
+        val offsetX = calcCdOffsetX(state)
+        val offsetY = calcCdOffsetY(state)
 
         val startPadding = if (isLargePauseWidget) 0.dp else offsetX
         val radio = if (isLargePauseWidget) 0.9f else 1f
-        if (isShutdown) {
         Image(
             provider = ImageProvider(cdDrawable),
             contentDescription = "cd",
@@ -278,37 +236,27 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
                     end = -offsetX,
                     bottom = offsetY
                 )
+                .clickable(
+                    rippleOverride = R.drawable.click_ripple,
+                    onClick = controlAction(state, HomeWidgetCommand.TOGGLE_PLAY),
                 )
-        } else {
-            Image(
-                provider = ImageProvider(cdDrawable),
-                contentDescription = "cd",
-                modifier = GlanceModifier
-                    .size(size.height * radio)
-                    .padding(
-                        start = startPadding,
-                        top = -offsetY,
-                        end = -offsetX,
-                        bottom = offsetY
         )
-                    .clickable(rippleOverride = R.drawable.click_ripple, onClick = widgetAction(LocalContext.current, "${AppUtils.HOME_WIDGET_URI_PREFIX}toggle_play"))
-            )
-        }
     }
 
     @Composable
-    open fun RenderCover(isLargePauseWidget: Boolean) {
+    open fun RenderCover(state: HomeWidgetState, isLargePauseWidget: Boolean) {
         val coverSize = cdSize * 0.4f
         val coverAndCdDiffSize = (cdSize - coverSize) / 2
-        val offsetX = calcCdOffsetX()
-        val offsetY = calcCdOffsetY()
+        val offsetX = calcCdOffsetX(state)
+        val offsetY = calcCdOffsetY(state)
         val startPadding =
             if (isLargePauseWidget) coverAndCdDiffSize else offsetX + coverAndCdDiffSize
         val radio = if (isLargePauseWidget) 0.95f else 1f
-        coverPath?.let {
+        state.coverPath?.let {
             if (File(it).exists()) {
+                val bitmap = BitmapFactory.decodeFile(it) ?: return
                 Image(
-                    provider = ImageProvider(BitmapFactory.decodeFile(it)),
+                    provider = ImageProvider(bitmap),
                     contentDescription = "cover",
                     modifier = GlanceModifier
                         .size(size.height * radio)
@@ -325,21 +273,14 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
 
     @SuppressLint("RestrictedApi")
     @Composable
-    open fun RenderPlayController(isLargePauseWidget: Boolean) {
-        val resId = if (isPlaying) R.drawable.vector_pause else R.drawable.vector_play
-        val toggleAction = widgetAction(
-            LocalContext.current,
-            "${AppUtils.HOME_WIDGET_URI_PREFIX}toggle_play",
-        )
+    open fun RenderPlayController(state: HomeWidgetState, isLargePauseWidget: Boolean) {
+        val resId = if (state.isPlaying) R.drawable.vector_pause else R.drawable.vector_play
+        val toggleAction = controlAction(state, HomeWidgetCommand.TOGGLE_PLAY)
 
         if (isLargePauseWidget) {
-            val modifier = if (isShutdown) {
-                GlanceModifier.size(20.dp)
-            } else {
-                GlanceModifier
+            val modifier = GlanceModifier
                 .size(20.dp)
                 .clickable(rippleOverride = R.drawable.click_ripple, onClick = toggleAction)
-            }
             Image(
                 provider = ImageProvider(resId),
                 contentDescription = "playButton",
@@ -349,13 +290,9 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
         } else {
             val padding =
                 if (size.width == AppUtils.HORIZONTAL_RECTANGLE.width) 26.dp else 23.dp
-            val playModifier = if (isShutdown) {
-                GlanceModifier.size(15.dp)
-            } else {
-                GlanceModifier
+            val playModifier = GlanceModifier
                 .size(15.dp)
                 .clickable(rippleOverride = R.drawable.click_ripple, onClick = toggleAction)
-            }
             Box(
                 contentAlignment = Alignment.TopEnd,
                 modifier = GlanceModifier
@@ -374,7 +311,7 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
     }
 
     @Composable
-    open fun RenderFavorite(imageSize: Dp, paddingInDp: Dp) {
+    open fun RenderFavorite(state: HomeWidgetState, imageSize: Dp, paddingInDp: Dp) {
         val isLarge = size.width == AppUtils.HORIZONTAL_RECTANGLE.width
         Box(
             contentAlignment = Alignment.BottomEnd,
@@ -386,35 +323,30 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
             Row(verticalAlignment = Alignment.CenterVertically) {
                 if (isLarge) {
                     RenderTransportButton(
+                        state = state,
                         drawable = R.drawable.player_play_prev,
                         description = "previous",
-                        uri = "${AppUtils.HOME_WIDGET_URI_PREFIX}previous",
+                        command = HomeWidgetCommand.PREVIOUS,
                         imageSize = imageSize,
                     )
                     Spacer(GlanceModifier.width(8.dp))
                 }
                 RenderTransportButton(
+                    state = state,
                     drawable = R.drawable.player_play_next,
                     description = "next",
-                    uri = "${AppUtils.HOME_WIDGET_URI_PREFIX}next",
+                    command = HomeWidgetCommand.NEXT,
                     imageSize = imageSize,
                 )
                 Spacer(GlanceModifier.width(8.dp))
                 val loveIcon =
-                    if (isFavorite) R.drawable.widget_fav_click else R.drawable.widget_fav_unclick
-                val favoriteModifier = if (isShutdown) {
-                    GlanceModifier.size(imageSize)
-                } else {
-                    GlanceModifier
+                    if (state.isFavorite) R.drawable.widget_fav_click else R.drawable.widget_fav_unclick
+                val favoriteModifier = GlanceModifier
                     .size(imageSize)
                     .clickable(
                         rippleOverride = R.drawable.click_ripple,
-                            onClick = widgetAction(
-                                LocalContext.current,
-                                "${AppUtils.HOME_WIDGET_URI_PREFIX}toggle_love",
-                            ),
+                        onClick = controlAction(state, HomeWidgetCommand.TOGGLE_FAVORITE),
                     )
-                }
                 Image(
                     provider = ImageProvider(loveIcon),
                     contentDescription = "love",
@@ -433,6 +365,7 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
                 .width(size.width)
                 .height(size.height)
                 .cornerRadius(radius)
+                .clickable(openAppAction(LocalContext.current))
         ) {
             Image(
                 provider = ImageProvider(bitmap),
@@ -446,7 +379,13 @@ abstract class HomeWidgetContent : GlanceAppWidget() {
 
     override suspend fun provideGlance(context: Context, id: GlanceId) {
         val preferences = context.getSharedPreferences(AppUtils.SP_NAME, Context.MODE_PRIVATE)
-        provideContent { GlanceContent(preferences = preferences) }
+        val states = preferences.widgetStates()
+        val initialState = HomeWidgetState.fromPreferences(preferences.all)
+        provideContent {
+            val state by states.collectAsState(initialState)
+            val running by HomeWidgetRuntime.isRunning.collectAsState()
+            RenderAppWidget(state.withAppRunning(running))
+        }
     }
 
     private companion object {

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/home_widget/HomeWidgetPlaybackAction.kt

@@ -0,0 +1,85 @@
+package com.zhushenwudi.lovelivemusicplayer.native.home_widget
+
+import android.content.Context
+import androidx.glance.GlanceId
+import androidx.glance.action.Action
+import androidx.glance.action.ActionParameters
+import androidx.glance.action.actionParametersOf
+import androidx.glance.appwidget.action.ActionCallback
+import androidx.glance.appwidget.action.actionRunCallback
+import com.zhushenwudi.lovelivemusicplayer.AppContainer
+import com.zhushenwudi.lovelivemusicplayer.native.platform.AndroidHomeWidgetController
+import com.zhushenwudi.lovelivemusicplayer.native.util.AppUtils
+import com.zhushenwudi.lovelivemusicplayer.player.PlaybackService
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.withContext
+
+/** Process-local availability: a persisted widget snapshot cannot prove the player is alive. */
+internal object HomeWidgetRuntime {
+    private val running = MutableStateFlow(false)
+    val isRunning = running.asStateFlow()
+
+    fun setRunning(value: Boolean) {
+        running.value = value
+    }
+}
+
+internal enum class HomeWidgetCommand(val value: String) {
+    TOGGLE_PLAY("toggle_play"),
+    PREVIOUS("previous"),
+    NEXT("next"),
+    TOGGLE_FAVORITE("toggle_love");
+
+    companion object {
+        val key = ActionParameters.Key<String>("widget_command")
+
+        fun fromValue(value: String?): HomeWidgetCommand? = entries.firstOrNull { it.value == value }
+    }
+}
+
+internal fun homeWidgetControlAction(
+    command: HomeWidgetCommand,
+    controlsEnabled: Boolean,
+    openApp: () -> Action,
+): Action = if (controlsEnabled) {
+    actionRunCallback<HomeWidgetPlaybackAction>(actionParametersOf(HomeWidgetCommand.key to command.value))
+} else {
+    openApp()
+}
+
+/** Glance delivers this callback without bringing MainActivity to the foreground. */
+class HomeWidgetPlaybackAction : ActionCallback {
+    override suspend fun onAction(context: Context, glanceId: GlanceId, parameters: ActionParameters) {
+        val command = HomeWidgetCommand.fromValue(parameters[HomeWidgetCommand.key]) ?: return
+        withContext(Dispatchers.Main.immediate) {
+            val shutdown = context.getSharedPreferences(AppUtils.SP_NAME, Context.MODE_PRIVATE)
+                .getBoolean("isShutdown", false)
+            // The process may have died since RemoteViews were published. Do not replay playback
+            // commands on a cold start; refresh the controls into their open-app state instead.
+            if (AppContainer.isInitialized && HomeWidgetRuntime.isRunning.value && !shutdown) {
+                executeHomeWidgetCommand(context, command)
+            }
+        }
+        AndroidHomeWidgetController(context).refresh()
+    }
+}
+
+/** Both legacy activity intents and widget callbacks execute ExoPlayer commands on the main thread. */
+internal fun executeHomeWidgetCommand(context: Context, command: HomeWidgetCommand) {
+    if (!AppContainer.isInitialized) return
+    val player = AppContainer.player
+    when (command) {
+        HomeWidgetCommand.TOGGLE_PLAY -> {
+            if (!player.state.value.isPlaying) PlaybackService.start(context)
+            player.toggle()
+        }
+        HomeWidgetCommand.PREVIOUS -> player.previous()
+        HomeWidgetCommand.NEXT -> player.next()
+        HomeWidgetCommand.TOGGLE_FAVORITE -> {
+            val id = player.state.value.current?.musicId ?: return
+            AppContainer.toggleLove(id)
+        }
+    }
+}

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/home_widget/HomeWidgetState.kt

@@ -0,0 +1,73 @@
+package com.zhushenwudi.lovelivemusicplayer.native.home_widget
+
+import android.content.SharedPreferences
+import androidx.compose.ui.graphics.Color
+import kotlinx.coroutines.channels.awaitClose
+import kotlinx.coroutines.flow.callbackFlow
+import kotlinx.coroutines.flow.conflate
+import kotlinx.coroutines.flow.distinctUntilChanged
+
+/** Immutable snapshots also invalidate an already running Glance composition. */
+data class HomeWidgetState(
+    val songName: String = "",
+    val songArtist: String = "",
+    val isFavorite: Boolean = false,
+    val isPlaying: Boolean = false,
+    val isShutdown: Boolean = false,
+    val controlsEnabled: Boolean = false,
+    val playText: String = "Playing,Paused",
+    val coverPath: String? = null,
+    val backgroundColor: String = "",
+) {
+    fun withAppRunning(running: Boolean): HomeWidgetState = copy(
+        controlsEnabled = running && !isShutdown,
+        isPlaying = isPlaying && running && !isShutdown,
+    )
+
+    val playStateText: String
+        get() {
+            val labels = playText.split(',', limit = 2)
+            val index = if (isPlaying) 0 else 1
+            return labels.getOrNull(index)?.takeIf { it.isNotBlank() }
+                ?: if (isPlaying) "Playing" else "Paused"
+        }
+
+    val musicColor: Color
+        get() {
+            val components = backgroundColor.split(',').map { it.toFloatOrNull() }
+            if (components.size != 3 || components.any { it == null || !it.isFinite() }) {
+                return Color.White
+            }
+            return Color(
+                red = components[0]!!.coerceIn(0f, 1f),
+                green = components[1]!!.coerceIn(0f, 1f),
+                blue = components[2]!!.coerceIn(0f, 1f),
+            )
+        }
+
+    companion object {
+        fun fromPreferences(values: Map<String, *>): HomeWidgetState {
+            val shutdown = values["isShutdown"] == true
+            return HomeWidgetState(
+                songName = values["songName"] as? String ?: "",
+                songArtist = values["songArtist"] as? String ?: "",
+                isFavorite = values["songFavorite"] == true,
+                isPlaying = values["isPlaying"] == true && !shutdown,
+                isShutdown = shutdown,
+                playText = values["playText"] as? String ?: "Playing,Paused",
+                coverPath = values["shareImage"] as? String,
+                backgroundColor = values["bgColor"] as? String ?: "",
+            )
+        }
+    }
+}
+
+internal fun SharedPreferences.widgetStates() = callbackFlow {
+    val listener = SharedPreferences.OnSharedPreferenceChangeListener { preferences, _ ->
+        trySend(HomeWidgetState.fromPreferences(preferences.all))
+    }
+    // Register first so a write during the initial read cannot be missed.
+    registerOnSharedPreferenceChangeListener(listener)
+    trySend(HomeWidgetState.fromPreferences(all))
+    awaitClose { unregisterOnSharedPreferenceChangeListener(listener) }
+}.conflate().distinctUntilChanged()

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/home_widget/large_home_widget/LargeHomeWidgetContent.kt

@@ -8,6 +8,7 @@ import androidx.compose.ui.unit.TextUnit
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import com.zhushenwudi.lovelivemusicplayer.native.home_widget.HomeWidgetContent
+import com.zhushenwudi.lovelivemusicplayer.native.home_widget.HomeWidgetState
 import com.zhushenwudi.lovelivemusicplayer.native.util.AppUtils
 
 @SuppressLint("CommitPrefEdits", "DefaultLocale")
@@ -17,43 +18,39 @@ abstract class LargeHomeWidgetContent(
     override var cdSize: Dp = 120.dp,
 ) : HomeWidgetContent() {
 
-    private fun isLargePauseWidget(): Boolean {
-        return !isPlaying || isShutdown
-    }
-
     @Composable
     override fun RenderLogo(size: Dp, paddingInDp: Dp) {
         super.RenderLogo(size = 30.dp, paddingInDp)
     }
 
     @Composable
-    override fun RenderCD(isLargePauseWidget: Boolean) {
-        super.RenderCD(isLargePauseWidget = isLargePauseWidget())
+    override fun RenderCD(state: HomeWidgetState, isLargePauseWidget: Boolean) {
+        super.RenderCD(state, isLargePauseWidget = !state.isPlaying)
     }
 
     @Composable
-    override fun RenderCover(isLargePauseWidget: Boolean) {
-        super.RenderCover(isLargePauseWidget = isLargePauseWidget())
+    override fun RenderCover(state: HomeWidgetState, isLargePauseWidget: Boolean) {
+        super.RenderCover(state, isLargePauseWidget = !state.isPlaying)
     }
 
     @Composable
-    override fun RenderPlayController(isLargePauseWidget: Boolean) {
-        super.RenderPlayController(isLargePauseWidget = isLargePauseWidget())
+    override fun RenderPlayController(state: HomeWidgetState, isLargePauseWidget: Boolean) {
+        super.RenderPlayController(state, isLargePauseWidget = !state.isPlaying)
     }
 
     @Composable
-    override fun RenderTextArr(stateFontSize: TextUnit, infoFontSize: TextUnit) {
-        super.RenderTextArr(stateFontSize = 12.sp, infoFontSize = 13.sp)
+    override fun RenderTextArr(state: HomeWidgetState, stateFontSize: TextUnit, infoFontSize: TextUnit) {
+        super.RenderTextArr(state, stateFontSize = 12.sp, infoFontSize = 13.sp)
     }
 
     @Composable
-    override fun RenderFavorite(imageSize: Dp, paddingInDp: Dp) {
-        super.RenderFavorite(imageSize = 28.dp, paddingInDp = radius / 2)
+    override fun RenderFavorite(state: HomeWidgetState, imageSize: Dp, paddingInDp: Dp) {
+        super.RenderFavorite(state, imageSize = 28.dp, paddingInDp = radius / 2)
     }
 
-    override fun calcCdOffsetX(): Dp =
-        if (isPlaying) cdSize / 2 + 5.dp else 12.dp
+    override fun calcCdOffsetX(state: HomeWidgetState): Dp =
+        if (state.isPlaying) cdSize / 2 + 5.dp else 12.dp
 
-    override fun calcCdOffsetY(): Dp =
-        if (isPlaying) cdSize / 2 + 5.dp else 12.dp
+    override fun calcCdOffsetY(state: HomeWidgetState): Dp =
+        if (state.isPlaying) cdSize / 2 + 5.dp else 12.dp
 }

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/platform/AndroidAppIconArtwork.kt

@@ -0,0 +1,59 @@
+package com.zhushenwudi.lovelivemusicplayer.native.platform
+
+import android.app.Activity
+import android.app.ActivityManager
+import android.content.Context
+import android.content.res.Configuration
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.util.AtomicFile
+import com.zhushenwudi.lovelivemusicplayer.appicon.AppIconCatalog
+import java.io.File
+
+/** Persist previews independently of the Activity so widgets can render after process death. */
+object AndroidAppIconArtwork {
+    private fun prefs(context: Context) = context.getSharedPreferences("llmp_icon_artwork", Context.MODE_PRIVATE)
+    private fun directory(context: Context, id: String) = File(context.filesDir, "app-icon-artwork/$id")
+    private fun isDark(context: Context) = context.resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK == Configuration.UI_MODE_NIGHT_YES
+
+    fun file(context: Context, dark: Boolean = isDark(context)): File? {
+        val id = prefs(context).getString("id", null) ?: return null
+        if (!AppIconCatalog.isValid(id) || id == AppIconCatalog.DEFAULT) return null
+        return File(directory(context, id), if (dark) "dark.png" else "light.png").takeIf { it.isFile }
+    }
+
+    fun bitmap(context: Context, dark: Boolean = isDark(context)): Bitmap? =
+        file(context, dark)?.let { BitmapFactory.decodeFile(it.path) }
+
+    @Suppress("DEPRECATION")
+    fun applyTaskIcon(activity: Activity) {
+        val label = activity.applicationInfo.loadLabel(activity.packageManager).toString()
+        val image = bitmap(activity)
+        activity.setTaskDescription(if (image == null) ActivityManager.TaskDescription(label) else ActivityManager.TaskDescription(label, image))
+    }
+
+    fun publish(context: Context, id: String, light: ByteArray?, dark: ByteArray?): Boolean {
+        require(AppIconCatalog.isValid(id))
+        var changed = false
+        if (id != AppIconCatalog.DEFAULT) {
+            require(light != null && dark != null)
+            val dir = directory(context, id)
+            check(dir.isDirectory || dir.mkdirs())
+            listOf("light.png" to light, "dark.png" to dark).forEach { (name, bytes) ->
+                val file = File(dir, name)
+                if (!file.isFile || !file.readBytes().contentEquals(bytes)) {
+                    val atomic = AtomicFile(file)
+                    val stream = atomic.startWrite()
+                    try { stream.write(bytes); atomic.finishWrite(stream) }
+                    catch (error: Exception) { atomic.failWrite(stream); throw error }
+                    changed = true
+                }
+            }
+        }
+        val prefs = prefs(context)
+        val systemDark = isDark(context)
+        changed = changed || prefs.getString("id", null) != id || prefs.getBoolean("dark", !systemDark) != systemDark
+        check(prefs.edit().putString("id", id).putBoolean("dark", systemDark).commit())
+        return changed
+    }
+}

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/platform/AndroidAppIconController.kt

@@ -0,0 +1,72 @@
+package com.zhushenwudi.lovelivemusicplayer.native.platform
+
+import android.content.ComponentName
+import android.content.Context
+import android.content.pm.PackageManager
+import android.os.Build
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import com.zhushenwudi.lovelivemusicplayer.appicon.AppIconCatalog
+import com.zhushenwudi.lovelivemusicplayer.appicon.AppIconController
+
+class AndroidAppIconController(context: Context) : AppIconController {
+    private val context = context.applicationContext
+    private val pm = context.packageManager
+    override val supported = true
+    override val appearanceHintKey = "app_icon_android_hint"
+    private val aliases = listOf("Default") + AppIconCatalog.characters.flatMap {
+        listOf(it.id.replace('-', '_') + "_light", it.id.replace('-', '_') + "_dark")
+    }
+    private fun component(alias: String) = ComponentName(context.packageName, "${context.packageName}.icon.$alias")
+    private fun enabled(alias: String): Boolean = when (pm.getComponentEnabledSetting(component(alias))) {
+        PackageManager.COMPONENT_ENABLED_STATE_ENABLED -> true
+        PackageManager.COMPONENT_ENABLED_STATE_DEFAULT -> alias == "Default"
+        else -> false
+    }
+    override suspend fun publishArtwork(characterId: String, light: ByteArray?, dark: ByteArray?) {
+        val changed = withContext(Dispatchers.IO) { AndroidAppIconArtwork.publish(context, characterId, light, dark) }
+        if (changed) {
+            withContext(Dispatchers.Main) {
+                com.zhushenwudi.lovelivemusicplayer.platform.AndroidUiHost.activity?.let(AndroidAppIconArtwork::applyTaskIcon)
+            }
+            com.zhushenwudi.lovelivemusicplayer.platform.PlatformServices.homeWidget.refresh()
+            com.zhushenwudi.lovelivemusicplayer.native.DesktopLyricOverlay.refreshAppIcon()
+        }
+    }
+    override suspend fun currentCharacterId(): String? = withContext(Dispatchers.IO) {
+        val active = aliases.filter(::enabled).singleOrNull() ?: return@withContext null
+        if (active == "Default") AppIconCatalog.DEFAULT else
+            active.removeSuffix("_light").removeSuffix("_dark").replace('_', '-')
+    }
+    override suspend fun apply(characterId: String, systemDark: Boolean): Unit = withContext(Dispatchers.IO) {
+        require(AppIconCatalog.isValid(characterId))
+        val target = if (characterId == AppIconCatalog.DEFAULT) "Default" else
+            characterId.replace('-', '_') + if (systemDark) "_dark" else "_light"
+        val changes = aliases.filter { enabled(it) != (it == target) }
+        if (changes.isEmpty()) return@withContext
+        val previous = changes.associateWith { pm.getComponentEnabledSetting(component(it)) }
+        try {
+            if (Build.VERSION.SDK_INT >= 33) {
+                pm.setComponentEnabledSettings(changes.map {
+                    PackageManager.ComponentEnabledSetting(component(it),
+                        if (it == target) PackageManager.COMPONENT_ENABLED_STATE_ENABLED else PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
+                        PackageManager.DONT_KILL_APP)
+                })
+            } else {
+                // Keep at least one launcher entry enabled throughout the transition.
+                pm.setComponentEnabledSetting(component(target), PackageManager.COMPONENT_ENABLED_STATE_ENABLED, PackageManager.DONT_KILL_APP)
+                changes.filter { it != target }.forEach {
+                    pm.setComponentEnabledSetting(component(it), PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP)
+                }
+            }
+            check(aliases.filter(::enabled) == listOf(target)) { "Launcher icon change did not complete" }
+        } catch (error: Exception) {
+            try {
+                // Re-enable the previous launchers before disabling the failed target.
+                previous.entries.sortedBy { if (it.value == PackageManager.COMPONENT_ENABLED_STATE_ENABLED || (it.value == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT && it.key == "Default")) 0 else 1 }
+                    .forEach { (alias, state) -> pm.setComponentEnabledSetting(component(alias), state, PackageManager.DONT_KILL_APP) }
+            } catch (rollback: Exception) { error.addSuppressed(rollback) }
+            throw error
+        }
+    }
+}

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/platform/AndroidHomeWidgetController.kt

@@ -4,12 +4,15 @@ import android.appwidget.AppWidgetManager
 import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
+import android.graphics.Bitmap
 import android.graphics.BitmapFactory
+import android.util.Log
 import androidx.core.content.edit
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.launch
+import com.zhushenwudi.lovelivemusicplayer.native.home_widget.HomeWidgetRuntime
 import com.zhushenwudi.lovelivemusicplayer.native.home_widget.large_home_widget.BlackLargeHomeWidgetReceiver
 import com.zhushenwudi.lovelivemusicplayer.native.home_widget.large_home_widget.WhiteLargeHomeWidgetReceiver
 import com.zhushenwudi.lovelivemusicplayer.native.home_widget.small_home_widget.BlackSmallHomeWidgetReceiver
@@ -18,6 +21,8 @@ import com.zhushenwudi.lovelivemusicplayer.native.util.AppUtils
 import com.zhushenwudi.lovelivemusicplayer.native.util.ImageUtil
 import com.zhushenwudi.lovelivemusicplayer.platform.HomeWidgetController
 import java.io.File
+import java.util.Locale
+import java.util.UUID
 
 class AndroidHomeWidgetController(
     context: Context,
@@ -25,6 +30,7 @@ class AndroidHomeWidgetController(
     private val appContext = context.applicationContext
     private val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
     private var preImagePath: String? = null
+    private var coverRevision = 0L
     private var lastContent: WidgetContent? = null
 
     private val receiverClasses = listOf(
@@ -34,6 +40,7 @@ class AndroidHomeWidgetController(
         BlackLargeHomeWidgetReceiver::class.java,
     )
 
+    @Synchronized
     override fun update(
         songName: String?,
         artist: String?,
@@ -50,10 +57,14 @@ class AndroidHomeWidgetController(
             playText = playText,
         )
         val contentChanged = content != lastContent
-        val coverChanged = !coverPath.isNullOrBlank() && coverPath != preImagePath
+        val requestedCover = coverPath?.takeIf { it.isNotBlank() }
+        val coverChanged = requestedCover != preImagePath || (lastContent == null && requestedCover == null)
         if (!contentChanged && !coverChanged) return
 
-        if (contentChanged) {
+        if (coverChanged) {
+            preImagePath = requestedCover
+            coverRevision++
+        }
         lastContent = content
         appContext.getSharedPreferences(AppUtils.SP_NAME, Context.MODE_PRIVATE)
             .edit(commit = true) {
@@ -62,16 +73,22 @@ class AndroidHomeWidgetController(
                 putBoolean("songFavorite", content.favorite)
                 putBoolean("isPlaying", content.isPlaying)
                 putString("playText", content.playText)
+                if (coverChanged || content.songName.isBlank()) {
+                    remove("shareImage")
+                    remove("bgColor")
+                }
                 if (content.songName.isNotBlank() || content.isPlaying) {
                     putBoolean("isShutdown", false)
                 }
             }
         refresh()
-        }
-        if (coverChanged) coverPath?.let(::processCover)
+        if (coverChanged && requestedCover != null) processCover(requestedCover, coverRevision)
     }
 
+    @Synchronized
     override fun setShutdown(shutdown: Boolean) {
+        HomeWidgetRuntime.setRunning(!shutdown)
+        lastContent = null
         appContext.getSharedPreferences(AppUtils.SP_NAME, Context.MODE_PRIVATE)
             .edit(commit = true) {
                 putBoolean("isShutdown", shutdown)
@@ -88,23 +105,46 @@ class AndroidHomeWidgetController(
         }
     }
 
-    private fun processCover(coverPath: String) {
-        if (preImagePath == coverPath || !File(coverPath).exists()) return
-        preImagePath = coverPath
+    private fun processCover(coverPath: String, revision: Long) {
         scope.launch {
+            var originBitmap: Bitmap? = null
+            var coverBitmap: Bitmap? = null
+            var coverFile: File? = null
+            var published = false
             try {
-                val originBitmap = BitmapFactory.decodeFile(coverPath)
-                val coverBitmap = ImageUtil.squareAndCircularBitmap(originBitmap, 180)
-                val handledCoverPath = ImageUtil.saveBitmapToFile(appContext, coverBitmap)
-                ImageUtil.savePathToSp(appContext, handledCoverPath)
+                originBitmap = BitmapFactory.decodeFile(coverPath) ?: return@launch
+                coverBitmap = ImageUtil.squareAndCircularBitmap(originBitmap, 180)
                 val color = ImageUtil.parsePhotoDomainColor(coverBitmap)
-                ImageUtil.saveColorToSp(appContext, color)
-                originBitmap.recycle()
-                coverBitmap.recycle()
-            } catch (_: Exception) {
-            } finally {
+                // Publish only complete files; keep one cached bitmap per source, not per update.
+                val stagedFile = File(appContext.cacheDir, "widget-cover-${UUID.randomUUID()}.tmp")
+                coverFile = stagedFile
+                stagedFile.outputStream().use { output ->
+                    check(coverBitmap.compress(Bitmap.CompressFormat.PNG, 100, output))
+                }
+                synchronized(this@AndroidHomeWidgetController) {
+                    // A slow decode for a previous track must not replace the current artwork.
+                    if (revision != coverRevision) return@launch
+                    val cacheKey = UUID.nameUUIDFromBytes(coverPath.toByteArray(Charsets.UTF_8))
+                    val cachedFile = File(appContext.cacheDir, "widget-cover-$cacheKey.png")
+                    if (!cachedFile.exists()) check(stagedFile.renameTo(cachedFile))
+                    val preferences = appContext.getSharedPreferences(AppUtils.SP_NAME, Context.MODE_PRIVATE)
+                    preferences.edit(commit = true) {
+                        putString("shareImage", cachedFile.absolutePath)
+                        putString("bgColor", String.format(Locale.US, "%.4f,%.4f,%.4f", color.red, color.green, color.blue))
+                    }
+                    published = true
                     refresh()
                 }
+            } catch (error: Exception) {
+                Log.w("LLMP-Widget", "Unable to prepare widget cover", error)
+            } finally {
+                originBitmap?.recycle()
+                coverBitmap?.recycle()
+                coverFile?.delete()
+                if (!published) synchronized(this@AndroidHomeWidgetController) {
+                    if (revision == coverRevision) preImagePath = null
+                }
+            }
         }
     }
 

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/platform/AndroidShareBridge.kt

@@ -69,7 +69,9 @@ class AndroidShareBridge(
             putString(QQShare.SHARE_TO_QQ_TARGET_URL, url)
             putString(QQShare.SHARE_TO_QQ_APP_NAME, "LLMP")
             val preview = imageUrl?.takeIf { it.startsWith("http") } ?: Const.SHARE_DEFAULT_LOGO
-            putString(QQShare.SHARE_TO_QQ_IMAGE_URL, preview)
+            val localIcon = if (preview == Const.SHARE_DEFAULT_LOGO) AndroidAppIconArtwork.file(appContext) else null
+            if (localIcon != null) putString(QQShare.SHARE_TO_QQ_IMAGE_LOCAL_URL, localIcon.path)
+            else putString(QQShare.SHARE_TO_QQ_IMAGE_URL, preview)
         }
         runCatching {
             sdk.shareToQQ(activity, params, listener)

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/platform/installAndroidPlatformServices.kt

@@ -14,6 +14,7 @@ fun installAndroidPlatformServices(context: Context) {
     UmengBridge.attachContext(appContext)
 
     PlatformServices.install(
+        appIcon = AndroidAppIconController(appContext),
         desktopLyric = AndroidDesktopLyricController(appContext),
         homeWidget = AndroidHomeWidgetController(appContext),
         deepLink = AndroidDeepLinkHandler(),

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/native/util/ScreenOrientationPolicy.kt

@@ -0,0 +1,24 @@
+package com.zhushenwudi.lovelivemusicplayer.native.util
+
+import android.app.Activity
+import android.content.pm.ActivityInfo
+
+private const val LARGE_SCREEN_MIN_SMALLEST_WIDTH_DP = 600
+
+/** 手机固定竖屏；平板和展开后达到大屏阈值的设备遵循系统旋转设置。 */
+fun Activity.applyScreenOrientationPolicy() {
+    val isLargeScreen = resources.configuration.smallestScreenWidthDp >=
+        LARGE_SCREEN_MIN_SMALLEST_WIDTH_DP
+    val targetOrientation = if (isLargeScreen) {
+        ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED
+    } else {
+        ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
+    }
+    if (requestedOrientation != targetOrientation) {
+        requestedOrientation = targetOrientation
+    }
+}
+
+/** 扫码组件使用同一设备分类，避免手机进入扫码页后重新开放旋转。 */
+fun Activity.isLargeScreenDevice(): Boolean =
+    resources.configuration.smallestScreenWidthDp >= LARGE_SCREEN_MIN_SMALLEST_WIDTH_DP

androidApp/src/main/kotlin/com/zhushenwudi/lovelivemusicplayer/player/PlaybackService.kt

@@ -167,6 +167,7 @@ class PlaybackService : MediaSessionService() {
         private var instance: PlaybackService? = null
 
         fun start(context: Context) {
+            if (instance != null) return
             val intent = Intent(context, PlaybackService::class.java)
             ContextCompat.startForegroundService(context, intent)
         }