-
-
/**
-
* 请求读写权限
-
*/
-
private void checkReadPermission() {
-
if (ContextCompat.checkSelfPermission(mContext,
-
Manifest.permission.READ_EXTERNAL_STORAGE) == PackageManager.PERMISSION_GRANTED) {
-
//TODO 此处写第一次检查权限且已经拥有权限后的业务
-
} else {
-
if (ActivityCompat.shouldShowRequestPermissionRationale( this, Manifest.permission.READ_EXTERNAL_STORAGE){
-
ActivityCompat.requestPermissions( this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE},
-
REQUEST_STORAGE_PERMISSION);
-
} else {
-
Log.e(TAG, "requestPermissions");
-
ActivityCompat.requestPermissions( this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE},
-
REQUEST_STORAGE_PERMISSION);
-
}
-
}
-
}
-
-
-
/**
-
* 检查权限后的回调
-
*
-
* @param requestCode
-
* @param permissions
-
* @param grantResults
-
*/
-
-
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
-
switch (requestCode) {
-
case REQUEST_STORAGE_PERMISSION:
-
if (permissions.length != 0 && grantResults[ 0] != PackageManager.PERMISSION_GRANTED) {
-
Toast.makeText( this, "打开相册失败，请允许存储权限后再试", Toast.LENGTH_SHORT).show();
-
} else {
-
//TODO 请求权限弹窗 允许后回调返回的成功回调 在此写业务逻辑
-
}
-
break;
-
}
-
}
-
android 请求权限
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