From c685cdaaa60765e81a1adfe068466bcce107f99d Mon Sep 17 00:00:00 2001
From: xiajiid <xiajiid@example.com>
Date: Wed, 11 Feb 2026 21:56:24 +0800
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---
 .../java/com/example/app/CameraActivity.kt    | 27 +++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/com/example/app/CameraActivity.kt b/app/src/main/java/com/example/app/CameraActivity.kt
index e9cde44..97c5ebe 100644
--- a/app/src/main/java/com/example/app/CameraActivity.kt
+++ b/app/src/main/java/com/example/app/CameraActivity.kt
@@ -3,6 +3,7 @@ package com.example.app
 import android.Manifest
 import android.annotation.SuppressLint
 import android.content.ContentValues
+import android.content.Intent
 import android.content.pm.PackageManager
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
@@ -14,8 +15,10 @@ import android.net.Uri
 import android.os.Build
 import android.os.Bundle
 import android.provider.MediaStore
+import android.provider.Settings
 import android.util.Log
 import android.widget.*
+import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import androidx.camera.core.CameraSelector
 import androidx.camera.core.ImageCapture
@@ -600,9 +603,29 @@ class CameraActivity : AppCompatActivity() {
                 startCamera()
             } else {
                 Toast.makeText(this, "相机权限被拒绝，应用无法使用相机功能", Toast.LENGTH_LONG).show()
-                // 可以选择关闭应用或提供替代功能
-                finish()
+                // 显示友好的界面而不是立即关闭应用
+                showPermissionDeniedScreen()
             }
         }
     }
+    
+    private fun showPermissionDeniedScreen() {
+        // 可以在这里显示一个友好的界面，解释需要权限的原因
+        // 并提供重新请求权限或退出的选项
+        val dialog = AlertDialog.Builder(this)
+            .setTitle("需要相机权限")
+            .setMessage("此应用需要相机权限才能拍照。请前往设置授予权限。")
+            .setPositiveButton("去设置") { _, _ ->
+                val intent = Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS)
+                intent.data = Uri.parse("package:$packageName")
+                startActivity(intent)
+                finish()
+            }
+            .setNegativeButton("退出") { _, _ ->
+                finish()
+            }
+            .setCancelable(false)
+            .create()
+        dialog.show()
+    }
 }
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