🎨 The purpose of use pops up when applying for camera permission on Android siyuan-note/siyuan#13712

Author: 88250

app/src/main/java/org/b3log/siyuan/MainActivity.java

@@ -19,6 +19,7 @@
 
 import android.annotation.SuppressLint;
 import android.app.Activity;
+import android.app.AlertDialog;
 import android.content.ClipData;
 import android.content.ContentValues;
 import android.content.Intent;
@@ -88,7 +89,7 @@
  * 主程序.
  *
  * @author <a href="https://88250.b3log.org">Liang Ding</a>
- * @version 1.1.0.5, Dec 3, 2024
+ * @version 1.1.0.6, Jan 3, 2025
  * @since 1.0.0
  */
 public class MainActivity extends AppCompatActivity implements com.blankj.utilcode.util.Utils.OnAppStatusChangedListener {
@@ -177,6 +178,22 @@ public boolean onShowFileChooser(final WebView mWebView, final ValueCallback<Uri
                         uploadMessage = null;
                         return false;
                     }
+                    
+                    if (ContextCompat.checkSelfPermission(MainActivity.this, android.Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
+                        AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
+                        builder.setTitle("权限申请 / Permission Request");
+                        builder.setMessage("需要相机权限以拍摄照片并插入到当前文档中 / Camera permission is required to take photos and insert them into the current document");
+                        builder.setPositiveButton("同意/Agree", (dialog, which) -> {
+                            ActivityCompat.requestPermissions(MainActivity.this, new String[]{android.Manifest.permission.CAMERA}, REQUEST_CAMERA);
+                        });
+                        builder.setNegativeButton("拒绝/Decline", (dialog, which) -> {
+                            Toast.makeText(MainActivity.this, "权限已被拒绝 / Permission denied", Toast.LENGTH_LONG).show();
+                            uploadMessage = null;
+                        });
+                        builder.setCancelable(false);
+                        builder.create().show();
+                        return true;
+                    }
 
                     final String[] permissions = {android.Manifest.permission.CAMERA};
                     if (!hasPermissions(permissions)) {
@@ -535,7 +552,7 @@ public void onRequestPermissionsResult(int requestCode, String[] permissions, in
                 return;
             }
 
-            Toast.makeText(this, "Permission denied", Toast.LENGTH_LONG).show();
+            Toast.makeText(this, "权限已被拒绝 / Permission denied", Toast.LENGTH_LONG).show();
         }
 
         super.onRequestPermissionsResult(requestCode, permissions, grantResults);