diff --git a/app/src/main/java/com/osfans/trime/ime/core/TrimeInputMethodService.kt b/app/src/main/java/com/osfans/trime/ime/core/TrimeInputMethodService.kt
index 40c7555497..d2a5ef856f 100644
--- a/app/src/main/java/com/osfans/trime/ime/core/TrimeInputMethodService.kt
+++ b/app/src/main/java/com/osfans/trime/ime/core/TrimeInputMethodService.kt
@@ -292,27 +292,25 @@ open class TrimeInputMethodService : LifecycleInputMethodService() {
     }
 
     private fun showCompositionView() {
-        if (Rime.compositionText.isEmpty()) {
+        if (Rime.isComposing) {
+            mCompositionPopupWindow?.updateCompositionView()
+        } else {
             mCompositionPopupWindow?.hideCompositionView()
-            return
         }
-        mCompositionPopupWindow?.updateCompositionView()
     }
 
     /** Must be called on the UI thread
      *
      * 重置鍵盤、候選條、狀態欄等 !!注意，如果其中調用Rime.setOption，切換方案會卡住  */
     fun recreateInputView() {
-        mCompositionPopupWindow?.finishInput()
+        mCompositionPopupWindow?.hideCompositionView()
         inputView = InputView(this, rime)
         mainKeyboardView = inputView!!.keyboardWindow.oldMainInputView.mainKeyboardView
         // 初始化候选栏
         mCandidate = inputView!!.quickBar.oldCandidateBar.candidates
 
         mCompositionPopupWindow =
-            CompositionPopupWindow(this, ThemeManager.activeTheme).apply {
-                anchorView = inputView?.quickBar?.view
-            }.apply { hideCompositionView() }
+            CompositionPopupWindow(this, ThemeManager.activeTheme, inputView!!.quickBar.view)
 
         loadConfig()
         KeyboardSwitcher.newOrReset()
@@ -328,11 +326,11 @@ open class TrimeInputMethodService : LifecycleInputMethodService() {
         mIntentReceiver = null
         InputFeedbackManager.destroy()
         inputView = null
+        mCompositionPopupWindow = null
         for (listener in eventListeners) {
             listener.onDestroy()
         }
         eventListeners.clear()
-        mCompositionPopupWindow?.finishInput()
         ColorManager.removeOnChangedListener(onColorChangeListener)
         super.onDestroy()
         RimeDaemon.destroySession(javaClass.name)
@@ -546,21 +544,20 @@ open class TrimeInputMethodService : LifecycleInputMethodService() {
     }
 
     override fun onFinishInputView(finishingInput: Boolean) {
-        super.onFinishInputView(finishingInput)
+        Timber.d("onFinishInputView: finishingInput=$finishingInput")
         rime.runIfReady {
             if (normalTextEditor) {
                 DraftHelper.onInputEventChanged()
             }
             try {
                 performEscape()
-                mCompositionPopupWindow!!.hideCompositionView()
             } catch (e: Exception) {
                 Timber.e(e, "Failed to show the PopupWindow.")
             }
         }
         InputFeedbackManager.finishInput()
         inputView?.finishInput()
-        Timber.d("OnFinishInputView")
+        mCompositionPopupWindow?.hideCompositionView()
     }
 
     fun bindKeyboardToInputView() {
diff --git a/app/src/main/java/com/osfans/trime/ime/text/CompositionPopupWindow.kt b/app/src/main/java/com/osfans/trime/ime/text/CompositionPopupWindow.kt
index 4eecd0b395..d35586ae2f 100644
--- a/app/src/main/java/com/osfans/trime/ime/text/CompositionPopupWindow.kt
+++ b/app/src/main/java/com/osfans/trime/ime/text/CompositionPopupWindow.kt
@@ -31,11 +31,12 @@ import timber.log.Timber
 class CompositionPopupWindow(
     private val ctx: Context,
     private val theme: Theme,
+    private val anchorView: View,
 ) {
     // 顯示懸浮窗口
     val isPopupWindowEnabled =
         AppPrefs.defaultInstance().keyboard.popupWindowEnabled &&
-            theme.generalStyle.window != null
+            theme.generalStyle.window.isNotEmpty()
 
     val composition =
         CompositionRootBinding.inflate(LayoutInflater.from(ctx)).apply {
@@ -82,14 +83,11 @@ class CompositionPopupWindow(
 
     private val mPopupRectF = RectF()
     private val mPopupHandler = Handler(Looper.getMainLooper())
-    var anchorView: View? = null
 
     private val mPopupTimer =
         Runnable {
-            if (!isPopupWindowEnabled) return@Runnable
-            anchorView?.let { anchor ->
-                if (anchor.windowToken == null) return@Runnable
-
+            if (!isPopupWindowEnabled || anchorView.windowToken == null) return@Runnable
+            anchorView.let { anchor ->
                 var x = 0
                 var y = 0
                 val candidateLocation = IntArray(2)
@@ -146,7 +144,7 @@ class CompositionPopupWindow(
                 }
                 y -= BarUtils.getStatusBarHeight()
                 if (!mPopupWindow.isShowing) {
-                    mPopupWindow.showAtLocation(anchorView, Gravity.START or Gravity.TOP, x, y)
+                    mPopupWindow.showAtLocation(anchor, Gravity.START or Gravity.TOP, x, y)
                 } else {
                     /* must use the width and height of popup window itself here directly,
                      * otherwise the width and height cannot be updated! */
@@ -221,9 +219,4 @@ class CompositionPopupWindow(
             cursorAnchorInfo.matrix.mapRect(mPopupRectF)
         }
     }
-
-    fun finishInput() {
-        hideCompositionView()
-        anchorView = null
-    }
 }