...提交部分功能...

app/src/main/AndroidManifest.xml

@@ -20,25 +20,46 @@
         tools:targetApi="31">
         <activity
             android:name=".activity.PdfConvertedActivity"
-            android:exported="false" />
+            android:exported="false"
+            android:launchMode="singleTop"
+            android:screenOrientation="portrait"
+            tools:ignore="DiscouragedApi,LockedOrientationActivity" />
         <activity
             android:name=".activity.ImageToPdfActivity"
-            android:exported="false" />
+            android:exported="false"
+            android:launchMode="singleTop"
+            android:screenOrientation="portrait"
+            tools:ignore="DiscouragedApi,LockedOrientationActivity" />
         <activity
             android:name=".activity.XlsBrowserActivity"
-            android:exported="false" />
+            android:exported="false"
+            android:launchMode="singleTop"
+            android:screenOrientation="portrait"
+            tools:ignore="DiscouragedApi,LockedOrientationActivity" />
         <activity
             android:name=".activity.DocBrowserActivity"
-            android:exported="false" />
+            android:exported="false"
+            android:launchMode="singleTop"
+            android:screenOrientation="portrait"
+            tools:ignore="DiscouragedApi,LockedOrientationActivity" />
         <activity
             android:name=".activity.ImageSelectionActivity"
-            android:exported="false" />
+            android:exported="false"
+            android:launchMode="singleTop"
+            android:screenOrientation="portrait"
+            tools:ignore="DiscouragedApi,LockedOrientationActivity" />
         <activity
             android:name=".activity.PdfBrowserActivity"
-            android:exported="false" />
+            android:exported="false"
+            android:launchMode="singleTop"
+            android:screenOrientation="portrait"
+            tools:ignore="DiscouragedApi,LockedOrientationActivity" />
         <activity
             android:name=".MainActivity"
-            android:exported="true">
+            android:exported="true"
+            android:launchMode="singleTask"
+            android:screenOrientation="portrait"
+            tools:ignore="DiscouragedApi,LockedOrientationActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

app/src/main/java/com/base/superpdfreader/activity/ImageSelectionActivity.kt

@@ -93,8 +93,8 @@ class ImageSelectionActivity : BaseActivity<ActivityImageSelectionBinding>() {
                     val pathList = selectedAdapter.getSelectBean().map { it.path }
                     putExtra("PathList", pathList.toTypedArray())
                 })
-                finish()
             }
+            finish()
         }
     }
 

app/src/main/java/com/base/superpdfreader/activity/ImageToPdfActivity.kt

@@ -2,12 +2,16 @@ package com.base.superpdfreader.activity
 
 import android.content.Intent
 import android.graphics.Color
+import android.widget.Toast
 import androidx.activity.addCallback
+import androidx.recyclerview.widget.ItemTouchHelper
 import com.base.superpdfreader.adapter.ImageDragAdapter
 import com.base.superpdfreader.bean.ImageBean
 import com.base.superpdfreader.databinding.ActivityImageDragBinding
 import com.base.superpdfreader.helps.BaseActivity
+import com.base.superpdfreader.helps.LogEx
 import com.base.superpdfreader.utils.BarUtils
+import com.base.superpdfreader.utils.itemtouch.MyItemTouchHelperCallBack
 import com.base.superpdfreader.view.PDFSaveDialog.showPDFSaveDialog
 import com.google.gson.Gson
 
@@ -16,7 +20,9 @@ class ImageToPdfActivity : BaseActivity<ActivityImageDragBinding>() {
     override val binding: ActivityImageDragBinding by lazy {
         ActivityImageDragBinding.inflate(layoutInflater)
     }
+    private val TAG = "ImageToPdfActivity"
     private lateinit var imageDragAdapter: ImageDragAdapter
+    private lateinit var itemTouchHelper: ItemTouchHelper
 
     private val pathList by lazy {
         val beans = intent.getStringArrayExtra("PathList") ?: arrayOf()
@@ -25,12 +31,22 @@ class ImageToPdfActivity : BaseActivity<ActivityImageDragBinding>() {
         }
     }
 
+
     override fun initView() {
         BarUtils.setStatusBarLightMode(this, true)
         BarUtils.setStatusBarColor(this, Color.TRANSPARENT)
-        imageDragAdapter = ImageDragAdapter()
+
+        imageDragAdapter = ImageDragAdapter(longDrag = { holder ->
+            itemTouchHelper.startDrag(holder)
+        })
         binding.rv.adapter = imageDragAdapter
         imageDragAdapter.setData(pathList)
+
+        val myItemTouchHelperCallBack = MyItemTouchHelperCallBack(changeDataPosition = { oldPosition, newPosition ->
+            imageDragAdapter.changeDataPosition(oldPosition, newPosition)
+        })
+        itemTouchHelper = ItemTouchHelper(myItemTouchHelperCallBack)
+        itemTouchHelper.attachToRecyclerView(binding.rv)
     }
 
     override fun initListener() {
@@ -56,7 +72,7 @@ class ImageToPdfActivity : BaseActivity<ActivityImageDragBinding>() {
         binding.tvConvert.setOnClickListener {
             showPDFSaveDialog { pdfParameterBean ->
                 startActivity(Intent(this, PdfConvertedActivity::class.java).apply {
-                    pdfParameterBean.pathArray = pathList.map { it.path }.toTypedArray()
+                    pdfParameterBean.pathArray = imageDragAdapter.getPathArray()
                     putExtra("Parameter", Gson().toJson(pdfParameterBean))
                 })
                 finish()

app/src/main/java/com/base/superpdfreader/activity/PdfBrowserActivity.kt

@@ -9,6 +9,7 @@ import android.view.View
 import androidx.activity.addCallback
 import androidx.core.animation.addListener
 import androidx.lifecycle.lifecycleScope
+import com.base.superpdfreader.bean.PdfParameterBean
 import com.base.superpdfreader.databinding.ActivityPdfBrowserBinding
 import com.base.superpdfreader.helps.BaseActivity
 import com.base.superpdfreader.helps.LogEx
@@ -27,6 +28,7 @@ class PdfBrowserActivity : BaseActivity<ActivityPdfBrowserBinding>() {
 
     private val TAG = "PdfBrowserActivity"
 
+
     override val binding: ActivityPdfBrowserBinding by lazy {
         ActivityPdfBrowserBinding.inflate(layoutInflater)
     }
@@ -124,5 +126,4 @@ class PdfBrowserActivity : BaseActivity<ActivityPdfBrowserBinding>() {
             toolsFadeShow()
         }
     }
-
 }
\ No newline at end of file

app/src/main/java/com/base/superpdfreader/activity/PdfConvertedActivity.kt

 package com.base.superpdfreader.activity
 
 import android.content.Intent
+import android.graphics.Color
 import android.os.Environment
 import android.util.Log
 import androidx.lifecycle.lifecycleScope
@@ -10,6 +11,7 @@ import com.base.superpdfreader.databinding.ActivityPdfConvertedBinding
 import com.base.superpdfreader.helps.BaseActivity
 import com.base.superpdfreader.helps.LogEx
 import com.base.superpdfreader.helps.pdf.PdfHelp.convertImagesToPdf
+import com.base.superpdfreader.utils.BarUtils
 import com.google.gson.Gson
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -25,6 +27,9 @@ class PdfConvertedActivity : BaseActivity<ActivityPdfConvertedBinding>() {
     private var pdfParameterBean: PdfParameterBean? = null
 
     override fun initView() {
+        BarUtils.setStatusBarLightMode(this, true)
+        BarUtils.setStatusBarColor(this, Color.TRANSPARENT)
+        
         val json = intent.extras?.getString("Parameter") ?: ""
         pdfParameterBean = Gson().fromJson(json, PdfParameterBean::class.java)
         LogEx.logDebug(TAG, "pdfParameterBean=$pdfParameterBean")

app/src/main/java/com/base/superpdfreader/adapter/ImageDragAdapter.kt

 package com.base.superpdfreader.adapter
 
 import android.view.View
+import android.view.View.OnLongClickListener
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.RecyclerView.ViewHolder
 import com.base.superpdfreader.R
 import com.base.superpdfreader.bean.ImageBean
 import com.base.superpdfreader.databinding.ItemImageDragBinding
+import com.base.superpdfreader.helps.LogEx
 import com.base.superpdfreader.view.XmlEx.inflate
 import com.bumptech.glide.Glide
 
-class ImageDragAdapter : RecyclerView.Adapter<ImageDragAdapter.AAA>() {
+class ImageDragAdapter(val longDrag: (holder: ViewHolder) -> Unit) : RecyclerView.Adapter<ImageDragAdapter.AAA>() {
 
+    private val TAG = "ImageDragAdapter"
     private val beanList = arrayListOf<ImageBean>()
 
     inner class AAA(view: View) : ViewHolder(view)
@@ -30,6 +33,10 @@ class ImageDragAdapter : RecyclerView.Adapter<ImageDragAdapter.AAA>() {
         val bean = beanList[position]
 
         Glide.with(context).load(bean.path).centerCrop().into(binding.iv)
+        binding.ivDrag.setOnLongClickListener { v: View? ->
+            longDrag.invoke(holder)
+            true
+        }
     }
 
     fun setData(data: List<ImageBean>, isClean: Boolean = true) {
@@ -39,4 +46,19 @@ class ImageDragAdapter : RecyclerView.Adapter<ImageDragAdapter.AAA>() {
         beanList.addAll(data)
         notifyDataSetChanged()
     }
+
+
+    /**
+     * 切换数据位置
+     */
+    fun changeDataPosition(oldPosition: Int, newPosition: Int) {
+        LogEx.logDebug(TAG, "oldPosition=$oldPosition newPosition=$newPosition")
+        val data = beanList[oldPosition]
+        beanList.removeAt(oldPosition)
+        beanList.add(newPosition, data)
+    }
+
+    fun getPathArray(): Array<String> {
+       return beanList.map { it.path }.toTypedArray()
+    }
 }
\ No newline at end of file

app/src/main/java/com/base/superpdfreader/utils/itemtouch/MyItemTouchHelperCallBack.kt

+package com.base.superpdfreader.utils.itemtouch
+
+import androidx.recyclerview.widget.ItemTouchHelper
+import androidx.recyclerview.widget.RecyclerView
+import com.base.superpdfreader.helps.LogEx
+
+class MyItemTouchHelperCallBack(
+    val changeDataPosition: ((oldPosition: Int, newPosition: Int) -> Unit)? = null
+) : ItemTouchHelper.Callback() {
+
+    private val TAG = "MyItemTouchHelperCallBack"
+
+    /**
+     * 设置拖拽和item滑动的可支持方向
+     */
+    override fun getMovementFlags(
+        recyclerView: RecyclerView,
+        viewHolder: RecyclerView.ViewHolder
+    ): Int {
+        //支持上下左右拖动
+        //ACTION_STATE_IDLE item默认滑动方向
+        return makeMovementFlags(
+            ItemTouchHelper.UP or ItemTouchHelper.DOWN or ItemTouchHelper.START or ItemTouchHelper.END,
+            ItemTouchHelper.ACTION_STATE_IDLE
+        )
+    }
+
+    /**
+     * 拖拽结束后（手指抬起）会回调的方法
+     */
+    override fun onMove(
+        recyclerView: RecyclerView,
+        viewHolder: RecyclerView.ViewHolder,
+        target: RecyclerView.ViewHolder
+    ): Boolean {
+        //更新item holder对应位置
+        recyclerView.adapter?.notifyItemMoved(
+            viewHolder.adapterPosition,
+            target.adapterPosition
+        )
+
+        LogEx.logDebug(
+            TAG, "adapterPosition=${viewHolder.adapterPosition} " +
+                    "layoutPosition=${viewHolder.layoutPosition} " +
+                    "oldPosition=${viewHolder.oldPosition} " +
+                    "target.adapterPosition=${target.adapterPosition} " +
+                    "target.layoutPosition=${target.layoutPosition}"
+        )
+
+        changeDataPosition?.invoke(
+            viewHolder.layoutPosition,
+            target.layoutPosition
+        )
+        return true
+    }
+
+    /**
+     * 侧滑回调
+     */
+    override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) = Unit
+
+    /**
+     * 长点击拖动
+     */
+    override fun isLongPressDragEnabled() = false
+
+    /**
+     * 可结束拖动
+     */
+    override fun canDropOver(
+        recyclerView: RecyclerView,
+        current: RecyclerView.ViewHolder,
+        target: RecyclerView.ViewHolder
+    ) = true
+}
\ No newline at end of file

app/src/main/java/com/base/superpdfreader/view/DocumentDetailDialog.kt

 package com.base.superpdfreader.view
 
 import android.annotation.SuppressLint
-import android.app.AlertDialog
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
 import android.view.LayoutInflater
-import android.view.View
-import android.widget.EditText
 import android.widget.Toast
-import androidx.core.content.ContextCompat
 import com.base.superpdfreader.R
 import com.base.superpdfreader.activity.DocBrowserActivity
 import com.base.superpdfreader.activity.PdfBrowserActivity
 import com.base.superpdfreader.activity.XlsBrowserActivity
 import com.base.superpdfreader.bean.DocumentBean
 import com.base.superpdfreader.databinding.DialogDocumentDetailBinding
-import com.base.superpdfreader.databinding.ItemEditBinding
 import com.base.superpdfreader.fragment.DocumentListFragment.Companion.MODE_EXCEL
 import com.base.superpdfreader.fragment.DocumentListFragment.Companion.MODE_PDF
 import com.base.superpdfreader.fragment.DocumentListFragment.Companion.MODE_PPT
@@ -120,8 +115,7 @@ object DocumentDetailDialog {
             dialog.dismiss()
             val emailIntent = Intent(Intent.ACTION_SEND).apply {
 
-                setType("plain/text");
-
+                setType("application/pdf")
                 // 附加文件
                 putExtra(Intent.EXTRA_STREAM, bean.uri)
                 addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
@@ -160,6 +154,7 @@ object DocumentDetailDialog {
             val shareIntent = Intent(Intent.ACTION_SEND).apply {
                 setType("application/pdf")
                 putExtra(Intent.EXTRA_STREAM, bean.uri)
+                addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
             }
             val chooser: Intent = Intent.createChooser(shareIntent, "share pdf")
 

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

@@ -14,28 +14,37 @@
         android:layout_height="match_parent"
         tools:ignore="ContentDescription" />
 
-    <ImageView
-        android:id="@+id/iv_clip"
-        android:layout_width="wrap_content"
+    <FrameLayout
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_gravity="start|bottom"
-        android:layout_marginStart="16dp"
-        android:layout_marginBottom="8dp"
-        android:minWidth="26dp"
-        android:minHeight="26dp"
-        android:src="@mipmap/clip"
-        tools:ignore="ContentDescription" />
+        android:layout_gravity="bottom"
+        android:background="#4DBFBFBF">
+
+        <ImageView
+            android:id="@+id/iv_clip"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="start|center_vertical"
+            android:layout_marginVertical="2dp"
+            android:layout_marginStart="16dp"
+            android:minWidth="26dp"
+            android:minHeight="26dp"
+            android:src="@mipmap/clip"
+            android:visibility="gone"
+            tools:ignore="ContentDescription" />
+
+        <ImageView
+            android:id="@+id/iv_drag"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="end|center_vertical"
+            android:layout_marginVertical="2dp"
+            android:layout_marginEnd="16dp"
+            android:minWidth="26dp"
+            android:minHeight="26dp"
+            android:src="@mipmap/yidong"
+            tools:ignore="ContentDescription" />
+    </FrameLayout>
 
-    <ImageView
-        android:id="@+id/iv_drag"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="end|bottom"
-        android:layout_marginEnd="16dp"
-        android:layout_marginBottom="8dp"
-        android:minWidth="26dp"
-        android:minHeight="26dp"
-        android:src="@mipmap/yidong"
-        tools:ignore="ContentDescription" />
 
 </androidx.cardview.widget.CardView>
\ No newline at end of file