fix Storage Permission Denied

This commit is contained in:
moreoronce 2024-10-05 16:23:44 +08:00
parent a3169eb2f9
commit bbc565af33

View file

@ -3,6 +3,7 @@ package com.example.lobchat
import android.app.Activity
import android.content.Intent
import android.net.Uri
import android.os.Build
import android.os.Bundle
import android.webkit.*
import androidx.activity.result.ActivityResultLauncher
@ -40,7 +41,9 @@ class MainActivity : AppCompatActivity() {
loadUrlButton = findViewById(R.id.loadUrlButton)
// 检查并请求存储权限
checkStoragePermission()
if (!hasStoragePermission()) {
requestStoragePermission()
}
// 设置状态栏为透明,使系统自动使用默认的颜色
window.statusBarColor = resources.getColor(android.R.color.transparent, theme)
@ -130,29 +133,53 @@ class MainActivity : AppCompatActivity() {
}
}
// 方法:检查存储权限
private fun checkStoragePermission() {
if (ContextCompat.checkSelfPermission(this, android.Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
if (ActivityCompat.shouldShowRequestPermissionRationale(this, android.Manifest.permission.READ_EXTERNAL_STORAGE)) {
// 显示权限请求解释
AlertDialog.Builder(this)
.setTitle("Permission Required")
.setMessage("This app requires access to your storage to select images. Please grant the permission.")
.setPositiveButton("OK") { _, _ ->
ActivityCompat.requestPermissions(this, arrayOf(android.Manifest.permission.READ_EXTERNAL_STORAGE), 1)
}
.setNegativeButton("Cancel") { dialog, _ ->
dialog.dismiss()
}
.create()
.show()
// 方法:检查是否具有存储权限
private fun hasStoragePermission(): Boolean {
return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
ContextCompat.checkSelfPermission(
this,
android.Manifest.permission.READ_MEDIA_IMAGES
) == PackageManager.PERMISSION_GRANTED
} else {
ContextCompat.checkSelfPermission(
this,
android.Manifest.permission.READ_EXTERNAL_STORAGE
) == PackageManager.PERMISSION_GRANTED
}
}
// 方法:请求存储权限
private fun requestStoragePermission() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
if (ActivityCompat.shouldShowRequestPermissionRationale(this, android.Manifest.permission.READ_MEDIA_IMAGES)) {
showPermissionRationale(android.Manifest.permission.READ_MEDIA_IMAGES)
} else {
ActivityCompat.requestPermissions(this, arrayOf(android.Manifest.permission.READ_MEDIA_IMAGES), 1)
}
} else {
if (ActivityCompat.shouldShowRequestPermissionRationale(this, android.Manifest.permission.READ_EXTERNAL_STORAGE)) {
showPermissionRationale(android.Manifest.permission.READ_EXTERNAL_STORAGE)
} else {
// 直接请求权限
ActivityCompat.requestPermissions(this, arrayOf(android.Manifest.permission.READ_EXTERNAL_STORAGE), 1)
}
}
}
// 方法:显示权限请求解释
private fun showPermissionRationale(permission: String) {
AlertDialog.Builder(this)
.setTitle("Permission Required")
.setMessage("This app requires access to your storage to select images. Please grant the permission.")
.setPositiveButton("OK") { _, _ ->
ActivityCompat.requestPermissions(this, arrayOf(permission), 1)
}
.setNegativeButton("Cancel") { dialog, _ ->
dialog.dismiss()
}
.create()
.show()
}
// 处理权限请求结果
override fun onRequestPermissionsResult(requestCode: Int, permissions: Array<out String>, grantResults: IntArray) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults)