Hello , i am new in adroid programing , and i need some help and info D:
I create an activity with a log in "user" and "pass" and takes the user to the welcome activity, the log in works perfect but when i close the app , and re enter again i need to put again "user" and "pass" .
So what i want to do is when someone log in , it stay logged , even if the app is closed , so when the user opens again the app , will take him directly to the welcome activity
As i say i am a rooki , and i will really appreciate any help , plz help me with any example or info u can give me , thanks in advance :D
Thanks again and sorry for my bad english :p
Here is the code of my log in activity
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.graphics.Typeface;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import com.loopj.android.http.AsyncHttpClient;
import com.loopj.android.http.AsyncHttpResponseHandler;
import com.loopj.android.http.RequestHandle;
import com.loopj.android.http.RequestParams;
import org.apache.http.Header;
import org.json.JSONException;
import org.json.JSONObject;
public class LogInActivity extends Activity {
EditText et1, et2;
Button btn1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_log_in);
TextView tv1 = (TextView) findViewById(R.id.log_in_title);
et1 = (EditText) findViewById(R.id.log_in_et1);
et2 = (EditText) findViewById(R.id.log_in_et2);
Button btn1 = (Button) findViewById(R.id.log_in_btn1);
String font_path = "font/test_font.otf";
Typeface TF = Typeface.createFromAsset(getAssets(), font_path);
tv1.setTypeface(TF);
et1.setTypeface(TF);
et2.setTypeface(TF);
btn1.setTypeface(TF);
}
public void LogIn(View v) {
AsyncHttpClient client = new AsyncHttpClient();
String url = "http://www.test.com/myapp/app/login.php";
RequestParams requestParams = new RequestParams();
requestParams.add("user", et1.getText().toString());
requestParams.add("pass", et2.getText().toString());
RequestHandle post = client.post(url, requestParams, new AsyncHttpResponseHandler() {
String usuario = null;
@Override
public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
if (statusCode == 200) {
try {
JSONObject o = new JSONObject(new String(responseBody));
usuario = o.getString("user");
if (!TextUtils.isEmpty(usuario)) {
Aplicacion app = (Aplicacion) getApplicationContext();
app.setUsuario(usuario);
startActivity(new Intent(LogInActivity.this, WelcomeActivity.class));
} else {
Toast.makeText(LogInActivity.this, "Usuario y/o contraseƱa incorrectos", Toast.LENGTH_LONG).show();
}
} catch (JSONException e) {
Toast.makeText(LogInActivity.this, "Error", Toast.LENGTH_LONG).show();
}
}
}
@Override
public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {
Toast.makeText(LogInActivity.this, "Fallo enviando los datos", Toast.LENGTH_LONG).show();
}
});
}
}