hello I have a problem in my code when I type the password and I click
enter it shows me an exception message
1 class main for password
package com.tutomobile.android.listView;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import android.app.Activity;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnKeyListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
public class main extends Activity implements OnClickListener,
OnKeyListener {
/** Called when the activity is first created. */
/*Display display=null;*/
EditText password;
Button ok;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
password= (EditText)findViewById(R.id.password);
ok= (Button)findViewById(R.id.ok);
ok.setOnClickListener(this);
password.setOnClickListener(this);
final String TESTSTRING = new String("1234");
// ##### Write a file to the disk #####
/* We have to use the openFileOutput()-method
* the ActivityContext provides, to
* protect your file from others and
* This is done for security-reasons.
* We chose MODE_WORLD_READABLE, because
* we have nothing to hide in our file */
FileOutputStream fOut;
try {
fOut = openFileOutput("fichier.txt",
MODE_WORLD_READABLE);
OutputStreamWriter osw = new OutputStreamWriter(fOut);
// Write the string to the file
osw.write(TESTSTRING);
/* ensure that everything is
* really written out and close */
osw.flush();
osw.close();
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// ##### Read the file back in #####
catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/*final EditText nameField = (EditText)
findViewById(R.id.editText); */
public void sendFeedback(View button) {
String name1 =password.getText().toString();
/* System.out.print("name1="+name1);*/
//nameField.getText().toString();
try {
FileInputStream fIn = openFileInput("fichier.txt");
InputStreamReader isr = new InputStreamReader(fIn);
/* Prepare a char-Array that will
* hold the chars we read back in. */
char[] inputBuffer = new char[name1.length()];
// Fill the Buffer with data from the file
isr.read(inputBuffer);
String readString = new String(inputBuffer);
if (readString.equals(name1)){
Toast.makeText(this,"Mot de passe
correct",Toast.LENGTH_SHORT).show();
Tutoriel5_Android aa=new Tutoriel5_Android();
aa.showDialog(BIND_AUTO_CREATE);
} else{
Toast.makeText(this,"Mot de passe
Incorrect",Toast.LENGTH_SHORT).show();
// Do click handling here
}
} catch (IOException e) {
Toast.makeText(this,"Une erreur est
survenue",Toast.LENGTH_SHORT).show();
e.printStackTrace();
}
}
@Override
public boolean onKey(View arg0, int arg1, KeyEvent arg2) {
// TODO Auto-generated method stub
return false;
}
@Override
public void onClick(View v) {
sendFeedback(ok);
}
}
public class Tutoriel5_Android extends Activity {
private ListView maListViewPerso;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
//Récupération de la listview créée dans le fichier
main.xml
maListViewPerso = (ListView)
findViewById(R.id.listviewperso);
//Création de la ArrayList qui nous permettra de remplire
la listView
ArrayList<HashMap<String, String>> listItem = new
ArrayList<HashMap<String, String>>();
//On déclare la HashMap qui contiendra les informations
pour un item
HashMap<String, String> map;
//Création d'une HashMap pour insérer les informations du
premier item de notre listView
map = new HashMap<String, String>();
//on insère un élément titre que l'on récupérera dans le
textView titre créé dans le fichier affichageitem.xml
map.put("titre", "compte");
//on insère un élément description que l'on récupérera
dans le textView description créé dans le fichier affichageitem.xml
map.put("description", "opération de compte");
//on insère la référence à l'image (convertit en String
car normalement c'est un int) que l'on récupérera dans l'imageView
créé dans le fichier affichageitem.xml
//enfin on ajoute cette hashMap dans la arrayList
listItem.add(map);
//On refait la manip plusieurs fois avec des données
différentes pour former les items de notre ListView
map = new HashMap<String, String>();
map.put("titre", "opération financière");
map.put("description", "trasfert de solde");
listItem.add(map);
map = new HashMap<String, String>();
map.put("titre", "Suvie");
map.put("description", "partie wap");
listItem.add(map);
//Création d'un SimpleAdapter qui se chargera de mettre
les items présent dans notre list (listItem) dans la vue affichageitem
SimpleAdapter mSchedule = new SimpleAdapter
(this.getBaseContext(), listItem, R.layout.affichageitem,
new String[] {"img", "titre", "description"}, new
int[] {R.id.img, R.id.titre, R.id.description});
//On attribut à notre listView l'adapter que l'on vient de
créer
maListViewPerso.setAdapter(mSchedule);
//Enfin on met un écouteur d'évènement sur notre listView
maListViewPerso.setOnItemClickListener(new
OnItemClickListener() {
@Override
@SuppressWarnings("unchecked")
public void onItemClick(AdapterView<?> a, View v, int
position, long id) {
//on récupère la HashMap contenant les infos de notre
item (titre, description, img)
HashMap<String, String> map = (HashMap<String,
String>) maListViewPerso.getItemAtPosition(position);
//on créer une boite de dialogue
AlertDialog.Builder adb = new
AlertDialog.Builder(Tutoriel5_Android.this);
//on attribut un titre à notre boite de dialogue
adb.setTitle("Sélection Item");
//on insère un message à notre boite de dialogue, et
ici on affiche le titre de l'item cliqué
adb.setMessage("Votre choix : "+map.get("titre"));
//on indique que l'on veut le bouton ok à notre
boite de dialogue
adb.setPositiveButton("Ok", null);
//on affiche la boite de dialogue
adb.show();
}
});
}
}
erreur logcat
03-30 13:55:06.493: ERROR/AndroidRuntime(257): Uncaught handler:
thread main exiting due to uncaught exception
03-30 13:55:06.513: ERROR/AndroidRuntime(257):
java.lang.IllegalArgumentException: Activity#onCreateDialog did not
create a dialog for id 1
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.app.Activity.createDialog(Activity.java:869)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.app.Activity.showDialog(Activity.java:2408)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
com.tutomobile.android.listView.Principal.sendFeedback(Principal.java:
94)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
com.tutomobile.android.listView.Principal.onClick(Principal.java:118)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.View.performClick(View.java:2344)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.View.onTouchEvent(View.java:4133)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.widget.TextView.onTouchEvent(TextView.java:6510)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.View.dispatchTouchEvent(View.java:3672)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
com.android.internal.policy.impl.PhoneWindow
$DecorView.superDispatchTouchEvent(PhoneWindow.java:1712)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:
1202)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.app.Activity.dispatchTouchEvent(Activity.java:1987)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
com.android.internal.policy.impl.PhoneWindow
$DecorView.dispatchTouchEvent(PhoneWindow.java:1696)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.view.ViewRoot.handleMessage(ViewRoot.java:1658)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.os.Handler.dispatchMessage(Handler.java:99)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.os.Looper.loop(Looper.java:123)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
android.app.ActivityThread.main(ActivityThread.java:4203)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
java.lang.reflect.Method.invokeNative(Native Method)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
java.lang.reflect.Method.invoke(Method.java:521)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
com.android.internal.os.ZygoteInit
$MethodAndArgsCaller.run(ZygoteInit.java:791)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
com.android.internal.os.ZygoteInit.main(ZygoteInit.java:549)
03-30 13:55:06.513: ERROR/AndroidRuntime(257): at
dalvik.system.NativeStart.main(Native Method)
03-30 13:55:06.523: ERROR/dalvikvm(257): Unable to open stack
trace file '/data/anr/traces.txt': Permission denied
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