Problème OnLongClick sur un mot dans EditText

Bonjour à tous,

Voilà, je suis train de développer une application android et je viens de me rendre compte que les longCick sur mes edittext (pour copier un mot par exemple) me font planter l'application.

J'ai cette erreur :

03-09 12:03:54.498 29153-29153/com.example.straychlamy D/AndroidRuntime﹕ Shutting down VM
03-09 12:03:54.498 29153-29153/com.example.straychlamy W/dalvikvm﹕ threadid=1: thread exiting with uncaught exception (group=0x2b542210)
03-09 12:03:54.508 29153-29153/com.example.straychlamy E/AndroidRuntime﹕ FATAL EXCEPTION: main
java.lang.NullPointerException
at android.support.v7.app.ActionBarImplICS.getDisplayOptions(ActionBarImplICS.java:219)
at android.support.v7.app.ActionBarImplICS.<init>(ActionBarImplICS.java:52)
at android.support.v7.app.ActionBarImplICS.<init>(ActionBarImplICS.java:41)
at android.support.v7.app.ActionBarActivityDelegateICS.createSupportActionBar(ActionBarActivityDelegateICS.java:47)
at android.support.v7.app.ActionBarActivityDelegate.getSupportActionBar(ActionBarActivityDelegate.java:81)
at android.support.v7.app.ActionBarActivityDelegate.getActionBarThemedContext(ActionBarActivityDelegate.java:205)
at android.support.v7.app.ActionBarActivityDelegateICS.onActionModeStarted(ActionBarActivityDelegateICS.java:196)
at android.support.v7.app.ActionBarActivityDelegateICS$WindowCallbackWrapper.onActionModeStarted(ActionBarActivityDelegateICS.java:351)
at com.android.internal.policy.impl.PhoneWindow$DecorView.startActionMode(PhoneWindow.java:2254)
at com.android.internal.policy.impl.PhoneWindow$DecorView.startActionModeForChild(PhoneWindow.java:2177)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:672)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:672)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:672)
at android.view.ViewGroup.startActionModeForChild(ViewGroup.java:672)
at android.view.View.startActionMode(View.java:3630)
at android.widget.TextView.startSelectionActionMode(TextView.java:10321)
at android.widget.TextView.performLongClick(TextView.java:9443)
at android.view.View$CheckForLongPress.run(View.java:14241)
at android.os.Handler.handleCallback(Handler.java:605)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:4441)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
at dalvik.system.NativeStart.main(Native Method)

Voilà le code java

Code:

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private Thread threadConnexion;
    private ProgressDialog dialogChargement;
    private ConnexionHTTP uneConnexionHTTP;
    private EditText txtPseudo;
    private EditText txtMDP;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);
        setContentView(R.layout.pageidentification);
 
        uneConnexionHTTP = new ConnexionHTTP();
 
        txtPseudo = (EditText) findViewById(R.id.editTextPseudo);
        txtMDP = (EditText) findViewById(R.id.editTextMDP);
 
        Button btnInscription = (Button) findViewById(R.id.btnInscription);
        btnInscription.setOnClickListener(new View.OnClickListener() {
 
            @Override
            public void onClick(View v) {
                finish();
                Intent intent = new Intent(PageIdentification.this, PageInscription.class);
                startActivity(intent);
            }
        });
 
        Button btnMDPOubli = (Button) findViewById(R.id.btnMDPOubli);
        btnMDPOubli.setOnClickListener(new View.OnClickListener() {
 
            @Override
            public void onClick(View v) {
                finish();
                Intent intent = new Intent(PageIdentification.this, PageMDPOubli.class);
                startActivity(intent);
            }
        });
 
        Button btnLogin = (Button) findViewById(R.id.buttonconnexion);
        btnLogin.setOnClickListener(new View.OnClickListener() {
 
            @Override
            public void onClick(View v) {
                if(txtPseudo.getText().toString().equals("")||txtMDP.getText().toString().equals(""))
                {
                    Toast remplirChamps = Toast.makeText(PageIdentification.this, "Veuillez entrer un pseudo et un mot de passe", Toast.LENGTH_LONG);
                    remplirChamps.show();
                }
                else
                {
                    dialogChargement = ProgressDialog.show(PageIdentification.this, "", "Connexion en cours...", true, true, new DialogInterface.OnCancelListener() {
                        @Override
                        public void onCancel(DialogInterface dialog) {
                            threadConnexion.interrupt();
                        }
                    });
                    threadConnexion = new Thread(new Runnable() {
                        public void run() {
                            if(uneConnexionHTTP.verifCompte(txtPseudo.getText().toString()).equals("true"))
                            {
                                if(uneConnexionHTTP.verifMDP(txtPseudo.getText().toString(),txtMDP.getText().toString()).equals("true"))
                                {
                                    Identification uneIdentification = new Identification();
                                    uneIdentification.setPseudo(txtPseudo.getText().toString());
                                    finish();
                                    Intent intent = new Intent(PageIdentification.this, MenuPrincipal.class);
                                    startActivity(intent);
                                }
                                else
                                {
                                    runOnUiThread(new Runnable() {
                                        @Override
                                        public void run() {
                                            Toast pseudoMDPPasValable = Toast.makeText(PageIdentification.this, "Le pseudo ou le mot de passe n'est pas valable", Toast.LENGTH_LONG);
                                            pseudoMDPPasValable.show();
                                        }
                                    });
                                    dialogChargement.dismiss();
                                }
                            }
                            else if(uneConnexionHTTP.verifCompte(txtPseudo.getText().toString()).equals("false"))
                            {
                                runOnUiThread(new Runnable() {
                                    @Override
                                    public void run() {
                                        Toast pseudoMDPPasValable = Toast.makeText(PageIdentification.this, "Le pseudo ou le mot de passe n'est pas valable", Toast.LENGTH_LONG);
                                        pseudoMDPPasValable.show();
                                    }
                                });
                                dialogChargement.dismiss();
 
                            }
                            else
                            {
                                runOnUiThread(new Runnable() {
                                    @Override
                                    public void run() {
                                        Toast pseudoMDPPasValable = Toast.makeText(PageIdentification.this, "Le réseau Internet est inaccessible", Toast.LENGTH_LONG);
                                        pseudoMDPPasValable.show();
                                    }
                                });
                                dialogChargement.dismiss();
 
                            }
                        }
                    });
                    threadConnexion.start();
                }
 
            }
        });
    }
 
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event)
    {
 
        if (keyCode == KeyEvent.KEYCODE_BACK) {
            AlertDialog.Builder builder= new AlertDialog.Builder(PageIdentification.this);
            builder.setMessage("Voulez-vous quitter l'application ?");
            builder.setCancelable(false);
            builder.setPositiveButton("Oui", new DialogInterface.OnClickListener() {
 
                public void onClick(DialogInterface dialog, int which) {
 
                    finish();
                }
            });
            builder.setNegativeButton("Non", new DialogInterface.OnClickListener() {
 
                public void onClick(DialogInterface dialog, int which) {
                    dialog.cancel();
                }
            });
            AlertDialog alert=builder.create();
            alert.show();
        }
        return true;
 
    }

Et voilà le XML

Code:

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<?xml version="1.0" encoding="utf-8"?>
 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:weightSum="1">
 
    <LinearLayout
        android:orientation="vertical"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
 
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textAppearance="?android:attr/textAppearanceMedium"
            android:text="@string/pseudo"
            android:id="@+id/textPseudoInscription"
            android:layout_marginTop="70dp"
            android:layout_marginLeft="50dp"/>
 
        <EditText
            android:layout_width="218dp"
            android:layout_height="wrap_content"
            android:id="@+id/editTextPseudo"
            android:layout_gravity="center_horizontal"
            android:inputType="textPersonName"
            android:layout_marginTop="20dp"
            android:longClickable="false" />
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:textAppearance="?android:attr/textAppearanceMedium"
            android:text="@string/mdp"
            android:id="@+id/textPseudoInscription"
            android:layout_marginTop="70dp"
            android:layout_marginLeft="50dp"/>
 
        <EditText
            android:layout_width="218dp"
            android:layout_height="wrap_content"
            android:id="@+id/editTextMDP"
            android:inputType="textPassword"
            android:layout_gravity="center_horizontal"
            android:layout_marginTop="20dp" />
    </LinearLayout>
 
    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="331dp"
        android:layout_height="wrap_content"
        android:gravity="right"
        android:layout_marginTop="30dp">
 
        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/MDPOubli"
            android:id="@+id/btnMDPOubli"
            android:width="150dp"
            android:layout_marginRight="40dp" />
 
        <Button
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/connexion"
            android:id="@+id/buttonconnexion" />
    </LinearLayout>
 
    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:weightSum="1"
        android:layout_marginTop="25dp"
        android:gravity="center">
 
        <Button
            android:layout_width="220dp"
            android:layout_height="59dp"
            android:text="@string/pasInscrit"
            android:id="@+id/btnInscription" />
 
    </LinearLayout>
 
</LinearLayout>