...

app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/DocumentAdapter.kt

@@ -51,8 +51,13 @@ class DocumentAdapter : BaseQuickAdapter<DocumentBean, DocumentAdapter.DocumentV
     override fun onBindViewHolder(holder: DocumentViewHolder, position: Int, item: DocumentBean?) {
         if (item == null) return
         val binding = ItemDocumentBinding.bind(holder.itemView)
-        if (item.type == TYPE_PDF) {
-            checkPwd(item, binding.iv)
+        if (item.type == TYPE_PDF ) {
+            if (item.state==0){
+                binding.iv.setImageResource(R.mipmap.h_pdfiocn)
+            }
+            if (item.state==1){
+                binding.iv.setImageResource(R.mipmap.suoding)
+            }
         }
         if (item.type == TYPE_WORD) {
             binding.iv.setImageResource(R.mipmap.h_wordfiocn)
@@ -144,20 +149,7 @@ class DocumentAdapter : BaseQuickAdapter<DocumentBean, DocumentAdapter.DocumentV
         }
     }
 
-    private fun checkPwd(item: DocumentBean, iv: ImageView) {
-        threadPoolExecutor.execute {
-            item.state = PdfBoxUtils.checkPdfEncryption(item.path)
-            LogEx.logDebug(TAG, "checkPwd ${item.state}")
-            var res = R.mipmap.h_pdfiocn
-            when (item.state) {
-                0 -> res = R.mipmap.h_pdfiocn
-                1 -> res = R.mipmap.suoding
-            }
-            iv.post {
-                iv.setImageResource(res)
-            }
-        }
-    }
+
 
     override fun onCreateViewHolder(context: Context, parent: ViewGroup, viewType: Int): DocumentViewHolder {
         return DocumentViewHolder(R.layout.item_document.inflate(parent))

app/src/main/java/com/base/pdfviewerscannerwhite/ui/main/MainPresenter.kt

@@ -10,7 +10,6 @@ import androidx.activity.result.IntentSenderRequest
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import androidx.lifecycle.LifecycleCoroutineScope
-import com.base.pdfviewerscannerwhite.R
 import com.base.pdfviewerscannerwhite.bean.ConstObject
 import com.base.pdfviewerscannerwhite.bean.ConstObject.BOOKMARK_DATA_TYPE
 import com.base.pdfviewerscannerwhite.bean.ConstObject.DOCUMENT_DATA_TYPE
@@ -20,6 +19,7 @@ import com.base.pdfviewerscannerwhite.bean.DocumentBean.Companion.TYPE_EXCEL
 import com.base.pdfviewerscannerwhite.bean.DocumentBean.Companion.TYPE_PDF
 import com.base.pdfviewerscannerwhite.bean.DocumentBean.Companion.TYPE_PPT
 import com.base.pdfviewerscannerwhite.bean.DocumentBean.Companion.TYPE_WORD
+import com.base.pdfviewerscannerwhite.ui.document.pdf.PdfBoxUtils
 import com.base.pdfviewerscannerwhite.utils.AssetUtils.saveAssetsFile
 import com.base.pdfviewerscannerwhite.utils.SpStringUtils
 import com.base.pdfviewerscannerwhite.utils.SpStringUtils.BOOKMARK_KEY
@@ -68,7 +68,10 @@ class MainPresenter(
             context.saveAssetsFile()
             ConstObject.haveSaveDemo = true
         }
-        pdfDocuments.addAll(initAllPdfData())
+        val pdfs = initAllPdfData()
+        pdfs.map { it.state = PdfBoxUtils.checkPdfEncryption(it.path) }
+
+        pdfDocuments.addAll(pdfs)
         lifecycleScope.launch(Dispatchers.Main) {
             mainView.refreshPageList()
         }
@@ -387,4 +390,11 @@ class MainPresenter(
         }
     }
 
+
+    fun changePdfLock(item: DocumentBean, documentPageFragment: DocumentPageFragment) {
+        val pdf = pdfDocuments.find { it.path == item.path }
+        pdf?.state = PdfBoxUtils.checkPdfEncryption(item.path)
+        documentPageFragment.refreshData()
+    }
+
 }
\ No newline at end of file

app/src/main/java/com/base/pdfviewerscannerwhite/ui/view/PdfDialog.kt

@@ -119,7 +119,7 @@ object PdfDialog {
         binding.llLock.setOnClickListener {
             showPdfPwdDialog(state = item.state, path = item.path, firstDialog = dialog, encryptionAction = {
                 dialog.dismiss()
-                documentPageFragment.adapter.notifyDataSetChanged()
+                mainActivity.mainPresenter.changePdfLock(item,documentPageFragment)
             })
         }
         dialog.setOnDismissListener {

app/src/main/res/values/strings.xml

 <resources xmlns:tools="http://schemas.android.com/tools">
-    <string name="app_name" tools:ignore="MissingTranslation">PDF Viewer &amp; Scanner</string>
+    <string name="app_name" tools:ignore="MissingTranslation">PDF Reader &amp; Scanner</string>
     <string name="next" tools:ignore="MissingTranslation">Next</string>
     <string name="previous" tools:ignore="MissingTranslation">Previous</string>