feat: additional clipboard method

app/src/main/java/com/dazuoye/filemanager/compose/ui/FileColumn.kt

@@ -264,7 +264,7 @@ class FileColumn(val context: Context) {
                 f.mkdir()
               }
               ClipHelper.getInstance(context).copy(source, context)
-              val sourceUri = ClipHelper.getInstance(context).paste() ?: return false
+              val sourceUri = ClipHelper.getInstance(context).paste(context) ?: return false
               val inputStream = try {
                 context.contentResolver.openInputStream(sourceUri)
               } catch (e: FileNotFoundException) {
@@ -278,7 +278,7 @@ class FileColumn(val context: Context) {
                 inputStream.close()
               }
               ClipHelper.getInstance(context).copy(target, context)
-              val targetUri = ClipHelper.getInstance(context).paste() ?: return false
+              val targetUri = ClipHelper.getInstance(context).paste(context) ?: return false
               val inputStream2 = context.contentResolver.openInputStream(targetUri)
               if (inputStream2 != null) {
                 val actualFile = File(f, target.name)
@@ -292,7 +292,7 @@ class FileColumn(val context: Context) {
               ).show()
             } else if (source.isDirectory) {
               ClipHelper.getInstance(context).copy(target, context)
-              val sourceUri = ClipHelper.getInstance(context).paste() ?: return false.also {
+              val sourceUri = ClipHelper.getInstance(context).paste(context) ?: return false.also {
                 dropTarget = null
               }
               val inputStream = try {
@@ -316,7 +316,7 @@ class FileColumn(val context: Context) {
           } else if (target.isDirectory) {
             if (source.isFile) {
               ClipHelper.getInstance(context).copy(source, context)
-              val sourceUri = ClipHelper.getInstance(context).paste() ?: return false.also {
+              val sourceUri = ClipHelper.getInstance(context).paste(context) ?: return false.also {
                 dropTarget = null
               }
               val inputStream = try {
@@ -621,7 +621,7 @@ class FileColumn(val context: Context) {
           onClick = {
             AlertHelper.showOnlyPasteInfoNewAlert(context,
               onPaste = {
-                val uri = ClipHelper.getInstance(context).paste()
+                val uri = ClipHelper.getInstance(context).paste(context)
                 if (uri != null) {
                   val name = uri.path?.split('/')?.last() ?: "somePastedItem"
                   val ext = name.split('.').last()

app/src/main/java/com/dazuoye/filemanager/document_page.kt

@@ -162,7 +162,7 @@ class document_page : AppCompatActivity() {
         }
       },
       onPaste = {
-        val uri = ClipHelper.getInstance(this).paste()
+        val uri = ClipHelper.getInstance(this).paste(this)
         if (uri != null) {
           val dir = File(pasteDir)
           if (!dir.exists()) {

app/src/main/java/com/dazuoye/filemanager/music_page.kt

@@ -143,7 +143,7 @@ class music_page : AppCompatActivity() {
         }
       },
       onPaste = {
-        val uri = ClipHelper.getInstance(this).paste()
+        val uri = ClipHelper.getInstance(this).paste(this)
         if (uri != null) {
           val dir = File(pasteDir)
           if (!dir.exists()) {

app/src/main/java/com/dazuoye/filemanager/picture_page.kt

@@ -144,7 +144,7 @@ class picture_page : AppCompatActivity() {
         }
       },
       onPaste = {
-        val uri = ClipHelper.getInstance(this).paste()
+        val uri = ClipHelper.getInstance(this).paste(this)
         if (uri != null) {
           val dir = File(pasteDir)
           if (!dir.exists()) {

app/src/main/java/com/dazuoye/filemanager/utils/ClipHelper.kt

@@ -7,9 +7,16 @@ import android.content.Context
 import android.net.Uri
 import androidx.core.content.FileProvider
 import com.dazuoye.filemanager.BuildConfig
+import com.dazuoye.filemanager.fileSystem.DeleteHelper.Companion.delete
 import kotlinx.coroutines.InternalCoroutinesApi
 import kotlinx.coroutines.internal.synchronized
+import org.apache.commons.io.IOUtils
 import java.io.File
+import java.io.FileInputStream
+import java.io.FileOutputStream
+import java.io.FileWriter
+import java.io.InputStream
+import java.nio.charset.CharsetDecoder
 
 class ClipHelper private constructor(context: Context) {
   companion object {
@@ -36,12 +43,33 @@ class ClipHelper private constructor(context: Context) {
     )
     val clip = ClipData.newUri(contentResolver, label, uri)
     clipboard.setPrimaryClip(clip)
+
+    // 备用的复制方法
+    val clipFile = File(context.cacheDir,"clipboard")
+    if (clipFile.exists()){
+      delete(clipFile.path)
     }
 
-  fun paste(): Uri? {
+    clipFile.createNewFile()
+    val fw = FileWriter(clipFile)
+    fw.write(uri.toString())
+    fw.close()
+  }
+
+  fun paste(context: Context): Uri? {
     val clip = clipboard.primaryClip
     clip?.run {
       val item: ClipData.Item = getItemAt(0)
+      if (item.uri == null){
+        // 备用粘贴方式
+        val clipFile = File(context.cacheDir,"clipboard")
+        if (clipFile.isFile()){
+          val input = FileInputStream(clipFile)
+          val content = IOUtils.toString(input,"UTF-8")
+          return Uri.parse(content)
+        }
+      }
+
       return item.uri
     }
     return null

app/src/main/java/com/dazuoye/filemanager/video_page.kt

@@ -143,7 +143,7 @@ class video_page : AppCompatActivity() {
         }
       },
       onPaste = {
-        val uri = ClipHelper.getInstance(this).paste()
+        val uri = ClipHelper.getInstance(this).paste(this)
         if (uri != null) {
           val dir = File(pasteDir)
           if (!dir.exists()) {