...

app/src/main/java/com/base/pdfviewerscannerwhite/ui/document/word/WordActivity.kt

 package com.base.pdfviewerscannerwhite.ui.document.word
 
+import android.view.View
+import android.view.animation.Animation
+import android.view.animation.TranslateAnimation
 import android.widget.Toast
+import androidx.activity.addCallback
 import com.base.pdfviewerscannerwhite.databinding.ActivityWordBinding
 import com.base.pdfviewerscannerwhite.helper.BaseActivity
+import com.base.pdfviewerscannerwhite.utils.KeyBoardUtils.hideKeyboard
+import com.base.pdfviewerscannerwhite.utils.LogEx
 import com.cherry.lib.doc.widget.PoiViewer
 
 class WordActivity : BaseActivity<ActivityWordBinding>() {
 
+    private val TAG = "WordActivity"
     override val binding: ActivityWordBinding by lazy {
         ActivityWordBinding.inflate(layoutInflater)
     }
+    private lateinit var mPoiViewer: PoiViewer
 
     private var path: String = ""
     override fun initView() {
@@ -17,13 +25,75 @@ class WordActivity : BaseActivity<ActivityWordBinding>() {
         word2Html(path)
     }
 
+    override fun initListener() {
+        super.initListener()
+        onBackPressedDispatcher.addCallback {
+            finishToMain()
+        }
+        binding.flFanhui.setOnClickListener {
+            onBackPressedDispatcher.onBackPressed()
+        }
+
+        mPoiViewer.singleTapAction = {
+            LogEx.logDebug(TAG, "singleTapAction")
+            if (isShowTopLayout) {
+                LogEx.logDebug(TAG, "hide")
+                hideTopLayout()
+            } else {
+                showTopLayout()
+                LogEx.logDebug(TAG, "show")
+            }
+        }
+
+    }
+
     private fun word2Html(sourceFilePath: String) {
-        val mPoiViewer = PoiViewer(this)
+        mPoiViewer = PoiViewer(this)
         try {
             mPoiViewer.loadFile(binding.mFlDocContainer, sourceFilePath)
         } catch (e: java.lang.Exception) {
-            Toast.makeText(this, "打开失败", Toast.LENGTH_SHORT).show()
+            Toast.makeText(this, "open failed", Toast.LENGTH_SHORT).show()
+        }
+    }
+
+
+    private var isShowTopLayout = true
+    private fun showTopLayout() {
+        if (!isShowTopLayout) {
+            isShowTopLayout = true
+
+            val topAnim: Animation = TranslateAnimation(0f, 0f, -binding.vAnimatorTop.height.toFloat(), 0f)
+            topAnim.setDuration(200)
+            topAnim.setAnimationListener(object : Animation.AnimationListener {
+                override fun onAnimationStart(animation: Animation) {
+                    binding.vAnimatorTop.visibility = View.VISIBLE
+                }
+
+                override fun onAnimationRepeat(animation: Animation) {}
+                override fun onAnimationEnd(animation: Animation) {
+                }
+            })
+            binding.vAnimatorTop.startAnimation(topAnim)
         }
     }
 
+    private fun hideTopLayout() {
+        if (isShowTopLayout) {
+            isShowTopLayout = false
+
+            hideKeyboard(binding.editSearch)
+            val topAnim: Animation = TranslateAnimation(0f, 0f, 0f, -binding.vAnimatorTop.height.toFloat())
+            topAnim.setDuration(200)
+            topAnim.setAnimationListener(object : Animation.AnimationListener {
+                override fun onAnimationStart(animation: Animation) {}
+                override fun onAnimationRepeat(animation: Animation) {}
+                override fun onAnimationEnd(animation: Animation) {
+                    binding.vAnimatorTop.visibility = View.GONE
+                }
+            })
+            binding.vAnimatorTop.startAnimation(topAnim)
+        }
+    }
+
+
 }
\ No newline at end of file

app/src/main/res/layout/activity_word.xml

@@ -7,9 +7,116 @@
     android:fitsSystemWindows="true"
     tools:context=".ui.document.word.WordActivity">
 
+    <ViewAnimator
+        android:id="@+id/v_animator_top"
+        android:layout_width="match_parent"
+        android:layout_height="60dp"
+        android:background="@color/white"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <androidx.constraintlayout.widget.ConstraintLayout
+            android:id="@+id/cl_top"
+            android:layout_width="match_parent"
+            android:layout_height="60dp"
+            app:layout_constraintTop_toTopOf="parent">
+
+            <FrameLayout
+                android:id="@+id/fl_fanhui"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toStartOf="@id/tv_name"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent">
+
+                <ImageView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center"
+                    android:padding="15dp"
+                    android:src="@mipmap/fanhui_b"
+                    tools:ignore="ContentDescription" />
+            </FrameLayout>
+
+            <TextView
+                android:id="@+id/tv_name"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:ellipsize="end"
+                android:singleLine="true"
+                android:textColor="@color/black"
+                android:textSize="19sp"
+                android:textStyle="bold"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toStartOf="@+id/iv_xuanzhuan"
+                app:layout_constraintStart_toEndOf="@id/fl_fanhui"
+                app:layout_constraintTop_toTopOf="parent"
+                tools:ignore="HardcodedText"
+                tools:text="DEMO.docx" />
+
+            <ImageView
+                android:id="@+id/iv_xuanzhuan"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="16dp"
+                android:src="@mipmap/hengping"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toStartOf="@id/iv_search"
+                app:layout_constraintTop_toTopOf="parent"
+                tools:ignore="ContentDescription" />
+
+            <ImageView
+                android:id="@+id/iv_search"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="16dp"
+                android:src="@mipmap/h_sousuo"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toStartOf="@id/iv_more"
+                app:layout_constraintTop_toTopOf="parent"
+                tools:ignore="ContentDescription" />
+
+
+            <ImageView
+                android:id="@+id/iv_more"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="16dp"
+                android:src="@mipmap/x_genduo"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toTopOf="parent"
+                tools:ignore="ContentDescription" />
+
+            <EditText
+                android:id="@+id/edit_search"
+                android:layout_width="0dp"
+                android:layout_height="40dp"
+                android:layout_marginStart="5dp"
+                android:layout_marginEnd="20dp"
+                android:background="@drawable/bg_f8f9fe_10"
+                android:hint="input..."
+                android:paddingHorizontal="18dp"
+                android:singleLine="true"
+                android:textColor="@color/black"
+                android:textColorHint="#B8B9BD"
+                android:visibility="gone"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toStartOf="@id/iv_search"
+                app:layout_constraintStart_toEndOf="@id/fl_fanhui"
+                app:layout_constraintTop_toTopOf="parent"
+                tools:ignore="Autofill,HardcodedText,TextFields" />
+
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+
+    </ViewAnimator>
+
     <FrameLayout
         android:id="@+id/mFlDocContainer"
         android:layout_width="match_parent"
-        android:layout_height="match_parent" />
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/v_animator_top" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file

library/src/main/java/com/cherry/lib/doc/widget/DocView.kt

@@ -15,13 +15,7 @@ import android.view.ViewGroup
 import android.widget.FrameLayout
 import android.widget.RelativeLayout
 import android.widget.Toast
-import androidx.appcompat.app.AppCompatActivity
 import androidx.core.net.toUri
-import androidx.core.view.isVisible
-import androidx.lifecycle.LifecycleCoroutineScope
-import androidx.lifecycle.lifecycleScope
-import androidx.recyclerview.widget.LinearLayoutManager
-import androidx.recyclerview.widget.RecyclerView
 import coil.load
 import com.blankj.utilcode.util.UriUtils
 import com.cherry.lib.doc.R
@@ -256,7 +250,7 @@ class DocView : FrameLayout {
                         mPoiViewer = PoiViewer(context)
                     }
                     mPoiViewer?.loadFile(
-                        binding.mFlDocContainer, sourceFilePath
+                        binding.mFlDocContainer, sourceFilePath ?: ""
                     )
                 } catch (e: Exception) {
                     e.printStackTrace()

library/src/main/java/com/cherry/lib/doc/widget/MyOnTouchLister.kt

+package com.cherry.lib.doc.widget
+
+import android.annotation.SuppressLint
+import android.util.Log
+import android.view.MotionEvent
+import android.view.View
+import kotlin.math.sqrt
+
+const val TAP_THRESHOLD = 200
+const val TAP_INTERVAL = 250
+
+class MyOnTouchLister : View.OnTouchListener {
+    private val TAG = "MyOnTouchLister"
+    private var lastActionDownTime = 0L
+
+    var singleTapAction: (() -> Unit)? = null
+    private var lastX = 0f
+    private var lastY = 0f
+
+    @SuppressLint("ClickableViewAccessibility")
+    override fun onTouch(v: View, event: MotionEvent): Boolean {
+        Log.e(TAG, "onTouch")
+        when (event.action) {
+            MotionEvent.ACTION_DOWN -> {
+                Log.e(TAG, "ACTION_DOWN")
+                lastActionDownTime = System.currentTimeMillis()
+                // 记录按下时的位置
+                lastX = event.x
+                lastY = event.y
+            }
+
+            MotionEvent.ACTION_UP -> {
+                val flag1 = (System.currentTimeMillis() - lastActionDownTime) < TAP_INTERVAL
+                val deltaX = event.x - lastX
+                val deltaY = event.y - lastY
+                val flag2 = moveSqrt(deltaX, deltaY) < TAP_THRESHOLD
+                if (flag1 && flag2) {
+                    Log.e(TAG, "ACTION_UP flag1=$flag1 flag2=$flag2")
+                    singleTapAction?.invoke()
+                }
+            }
+        }
+
+        return false
+    }
+
+    private fun moveSqrt(deltaX: Float, deltaY: Float): Double {
+        return sqrt((deltaX * deltaX + deltaY * deltaY).toDouble())
+    }
+}
\ No newline at end of file