Android6.0权限问题解析

android6.0权限问题解析。

//申请权限

private void createdownloadpression() {

int result = activitycompat.checkselfpermission(this, manifest.permission.write_external_storage);

if (result == packagemanager.permission_denied){

activitycompat.requestpermissions(this,new string[]{manifest.permission.write_external_storage},0);

}

}

//回调

@override

public void onrequestpermissionsresult(int requestcode, @nonnull string[] permissions, @nonnull int[] grantresults) {

if (grantresults[0] == packagemanager.permission_granted){

downloadmanage.getinstance().createdownloaddir();//创建下载目

}else {

toast.maketext(this,”没有权限”,toast.length_long).show();

}

super.onrequestpermissionsresult(requestcode, permissions, grantresults);

}