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| public class MajContactActivity extends Activity {
EditText txtNom;
EditText txtPrenom;
EditText txtNummobile;
EditText txtNumfixe;
EditText txtEmail;
EditText txtAdresse;
EditText txtProfession;
Button btnSav;
Button btnSup;
String idcontact;
// Progress Dialog
private ProgressDialog pDialog;
// JSON parser class
JSONParser jsonParser = new JSONParser();
// single contact url
private static final String url_detail_contact = "http://10.0.2.2/etc/etc.php";
// url to update contact
private static final String url_update_contact = "http://10.0.2.2/etc/etc.php";
// url to delete contact
private static final String url_delete_contact = "http://10.0.2.2/etc/etc.php";
// JSON Node names
private static final String TAG_SUCCESS = "success";
private static final String TAG_CONTACT = "contact";
private static final String TAG_IDCONTACT = "idcontact";
private static final String TAG_NOM = "nom";
private static final String TAG_PRENOM = "prenom";
private static final String TAG_NUMMOBILE = "nummobile";
private static final String TAG_NUMFIXE = "numfixe";
private static final String TAG_EMAIL = "email";
private static final String TAG_ADRESSE = "adresse";
private static final String TAG_PROFESSION = "profession";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.maj_contact);
// save button
btnSav = (Button) findViewById(R.id.btnSav);
btnSup = (Button) findViewById(R.id.btnSup);
// getting contact details from intent
Intent i = getIntent();
// getting contact id (idcontact) from intent
idcontact = i.getStringExtra(TAG_IDCONTACT);
// Getting complete contact details in background thread
new Get_Detail_Contact().execute();
// save button click event
btnSav.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// starting background task to update contact
new Sav_Detail_Contact().execute();
}
});
// Delete button click event
btnSup.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// deleting contact in background thread
new Sup_Contact().execute();
}
});
}
/**
* Background Async Task to Get complete contact details
* */
class Get_Detail_Contact extends AsyncTask<String, String, String> {
/**
* Before starting background thread Show Progress Dialog
* */
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(MajContactActivity.this);
pDialog.setMessage("Chargement du contact. Veuillez patientez...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(true);
pDialog.show();
}
/**
* Getting contact details in background thread
* */
protected String doInBackground(String... params) {
// updating UI from Background Thread
runOnUiThread(new Runnable() {
public void run() {
// Check for success tag
int success;
try {
// Building Parameters
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair("idcontact", idcontact));
// getting contact details by making HTTP request
// Note that contact details url will use GET request
JSONObject json = jsonParser.makeHttpRequest(
url_detail_contact, "GET", params);
// check your log for json response
Log.d("Detail contact unique", json.toString());
// json success tag
success = json.getInt(TAG_SUCCESS);
if (success == 1) {
// successfully received contact details
JSONArray contactObj = json
.getJSONArray(TAG_CONTACT); // JSON Array
// get first contact object from JSON Array
JSONObject contact = contactObj.getJSONObject(0);
// contact with this idcontact found
// Edit Text
txtNom = (EditText) findViewById(R.id.inputNom);
txtPrenom = (EditText) findViewById(R.id.inputPrenom);
txtNummobile = (EditText) findViewById(R.id.inputNumMobile);
txtNumfixe = (EditText) findViewById(R.id.inputNumFixe);
txtEmail = (EditText) findViewById(R.id.inputEmail);
txtAdresse = (EditText) findViewById(R.id.inputAdresse);
txtProfession = (EditText) findViewById(R.id.inputProfession);
// display contact data in EditText
txtNom.setText(contact.getString(TAG_NOM));
txtPrenom.setText(contact.getString(TAG_PRENOM));
txtNummobile.setText(contact.getString(TAG_NUMMOBILE));
txtNumfixe.setText(contact.getString(TAG_NUMFIXE));
txtEmail.setText(contact.getString(TAG_EMAIL));
txtAdresse.setText(contact.getString(TAG_ADRESSE));
txtProfession.setText(contact.getString(TAG_PROFESSION));
}else{
// contact with idcontact not found
}
} catch (JSONException e) {
e.printStackTrace();
}
}
});
return null;
}
/**
* After completing background task Dismiss the progress dialog
* **/
protected void onPostExecute(String file_url) {
// dismiss the dialog once got all details
pDialog.dismiss();
}
}
/**
* Background Async Task to Save contact Details
* */
class Sav_Detail_Contact extends AsyncTask<String, String, String> {
/**
* Before starting background thread Show Progress Dialog
* */
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(MajContactActivity.this);
pDialog.setMessage("Sauvegarde du contact ...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(true);
pDialog.show();
}
/**
* Saving contact
* */
protected String doInBackground(String... args) {
// getting updated data from EditTexts
String nom = txtNom.getText().toString();
String prenom = txtPrenom.getText().toString();
String nummobile = txtNummobile.getText().toString();
String numfixe = txtNumfixe.getText().toString();
String email = txtEmail.getText().toString();
String adresse = txtAdresse.getText().toString();
String profession = txtProfession.getText().toString();
// Building Parameters
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair(TAG_IDCONTACT, idcontact));
params.add(new BasicNameValuePair(TAG_NOM, nom));
params.add(new BasicNameValuePair(TAG_PRENOM, prenom));
params.add(new BasicNameValuePair(TAG_NUMMOBILE, nummobile));
params.add(new BasicNameValuePair(TAG_NUMFIXE, numfixe));
params.add(new BasicNameValuePair(TAG_EMAIL, email));
params.add(new BasicNameValuePair(TAG_ADRESSE, adresse));
params.add(new BasicNameValuePair(TAG_PROFESSION, profession));
// sending modified data through http request
// Notice that update contact url accepts POST method
JSONObject json = jsonParser.makeHttpRequest(url_update_contact,
"POST", params);
// check json success tag
try {
int success = json.getInt(TAG_SUCCESS);
if (success == 1) {
// successfully updated
Intent i = getIntent();
// send result code 100 to notify about contact update
setResult(100, i);
finish();
} else {
// failed to update contact
}
} catch (JSONException e) {
e.printStackTrace();
}
return null;
}
/**
* After completing background task Dismiss the progress dialog
* **/
protected void onPostExecute(String file_url) {
// dismiss the dialog once contact uupdated
pDialog.dismiss();
}
}
/*****************************************************************
* Background Async Task to Delete Product
* */
class Sup_Contact extends AsyncTask<String, String, String> {
/**
* Before starting background thread Show Progress Dialog
* */
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(MajContactActivity.this);
pDialog.setMessage("Suppression du contact...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(true);
pDialog.show();
}
/**
* Deleting contact
* */
protected String doInBackground(String... args) {
// Check for success tag
int success;
try {
// Building Parameters
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair("idcontact", idcontact));
// getting contact details by making HTTP request
JSONObject json = jsonParser.makeHttpRequest(
url_delete_contact, "POST", params);
// check your log for json response
Log.d("Suppression du contact", json.toString());
// json success tag
success = json.getInt(TAG_SUCCESS);
if (success == 1) {
// contact successfully deleted
// notify previous activity by sending code 100
Intent i = getIntent();
// send result code 100 to notify about contact deletion
setResult(100, i);
finish();
}
} catch (JSONException e) {
e.printStackTrace();
}
return null;
}
/**
* After completing background task Dismiss the progress dialog
* **/
protected void onPostExecute(String file_url) {
// dismiss the dialog once contact deleted
pDialog.dismiss();
}
}
} |
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