我一直在尝试在我的登录屏幕中添加一个记住我的功能。但不知何故,它没有保存我的登录凭据?
有人可以告诉我我做错了什么吗?
我还在学习,所以如果有人有一些指示,请继续让我开心:D
这是我的代码
public class WvvZondag extends Activity {
EditText un,pw;
TextView error;
Button ok, cancel;
CheckBox checkbox;
private String username, password;
private SharedPreferences loginPreferences;
private SharedPreferences.Editor loginPrefsEditor;
private Boolean saveLogin;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
if (android.os.Build.VERSION.SDK_INT > 9) {
StrictMode.ThreadPolicy policy =
new StrictMode.ThreadPolicy.Builder().permitAll().build();
StrictMode.setThreadPolicy(policy);
}
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_wvv_zondag);
un=(EditText)findViewById(R.id.username);
pw=(EditText)findViewById(R.id.password);
ok=(Button)findViewById(R.id.login_button);
cancel=(Button)findViewById(R.id.cancel_button);
error=(TextView)findViewById(R.id.error);
checkbox=(CheckBox)findViewById(R.id.checkBox1);
loginPreferences = getSharedPreferences("loginPrefs", MODE_PRIVATE);
loginPrefsEditor = loginPreferences.edit();
saveLogin = loginPreferences.getBoolean("saveLogin", false);
if (saveLogin == true){
un.setText(loginPreferences.getString("un", ""));
pw.setText(loginPreferences.getString("pw", ""));
checkbox.setChecked(true);
}
cancel.setOnClickListener(new OnClickListener(){
public void onClick(View v){
finish();
}
});
ok.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
username = un.getText().toString();
password = pw.getText().toString();
if (checkbox.isChecked()) {
loginPrefsEditor.putBoolean("saveLogin", true);
loginPrefsEditor.putString("username", username);
loginPrefsEditor.putString("password", password);
loginPrefsEditor.commit();
// TODO Auto-generated method stub
ArrayList<NameValuePair> postParameters = new ArrayList<NameValuePair>();
postParameters.add(new BasicNameValuePair("username", username));
postParameters.add(new BasicNameValuePair("password", password));
String response = null;
try {
response = CustomHttpClient.executeHttpPost("http://www.wvvzondag2.nl/android/check.php", postParameters);
String res=response.toString();
res = res.replaceAll("\\s+", "");
if(res.equals("1")){
Intent loginintent = new Intent(WvvZondag.this, Menu_show.class);
startActivity(loginintent);
}
else
error.setText("Gebruikersnaam en/of wachtwoord is incorrect");
} catch (Exception e) {
un.setText(e.toString());
}
} else {
loginPrefsEditor.clear();
loginPrefsEditor.commit();
}
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.activity_wvv_zondag, menu);
return true;
}
public boolean onOptionsItemSelected(MenuItem item){
switch (item.getItemId()){
case R.id.menu_website:
startActivity(new Intent(Intent.ACTION_VIEW).setData(Uri.parse("http://www.wvvzondag2.nl")));
return true;
}
return false;
}
}