Problème clique bouton

**Ashfor76** · 25/09/2017, 16h59

Bonsoir à tous!

Dans mon App lorsque je clique sur le bouton Login,il ne se passe rien,voici mes codes :
Class Login

Code :

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public class login extends AppCompatActivity {
    DatabaseHelper myDb;
    EditText TextPseudo,Textphone;
    Button b_Login;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);
 
        TextPseudo=(EditText)findViewById(R.id.editTextPseudo) ;
        Textphone=(EditText)findViewById(R.id.input_phone);
 
 
        b_Login=(Button)findViewById(R.id.buttonLogin);
    }
 
    public void viewAll()
    {
        b_Login.setOnClickListener(
                new View.OnClickListener() {
                    @Override
                    public void onClick(View view) {
 
                        myDb.getData();
                   startActivity(new Intent(getApplicationContext(),Menu.class));
 
 
 
                    }
                }
        );
    }

et le log Cat:

Code :

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09-25 15:51:13.551 10156-10156/com.example.sofari.tiffanezni E/AndroidRuntime: FATAL EXCEPTION: main
                                                                               Process: com.example.sofari.tiffanezni, PID: 10156
                                                                               java.lang.IllegalStateException: Could not find method onClick(View) in a parent or ancestor Context for android:onClick attribute defined on view class android.support.v7.widget.AppCompatButton with id 'buttonLogin'
                                                                                   at android.view.View$DeclaredOnClickListener.resolveMethod(View.java:4757)
                                                                                   at android.view.View$DeclaredOnClickListener.onClick(View.java:4716)
                                                                                   at android.view.View.performClick(View.java:5637)
                                                                                   at android.view.View$PerformClick.run(View.java:22429)
                                                                                   at android.os.Handler.handleCallback(Handler.java:751)
                                                                                   at android.os.Handler.dispatchMessage(Handler.java:95)
                                                                                   at android.os.Looper.loop(Looper.java:154)
                                                                                   at android.app.ActivityThread.main(ActivityThread.java:6119)
                                                                                   at java.lang.reflect.Method.invoke(Native Method)
                                                                                   at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
                                                                                   at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)

quelqu'un peut il m'aider,merci!

**BeeApps** · 25/09/2017, 17h32

Salut,

Peux-tu donner ton activity_login.xml

**Ashfor76** · 26/09/2017, 09h49

bonjour!
voici l'activity_login;xml

Code :

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 <ScrollView
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:background="@color/colorAccent"
        android:fitsSystemWindows="true"
        tools:layout_editor_absoluteX="0dp"
        tools:layout_editor_absoluteY="0dp">
 
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_gravity="center_vertical"
            android:orientation="vertical"
            android:paddingLeft="24dp"
            android:paddingRight="24dp"
            android:paddingTop="56dp">
 
             <ImageView
                android:id="@+id/imageView3"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                app:srcCompat="@drawable/ic_tiffa" />
 
            <TextView
                android:id="@+id/textView5"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:gravity="center"
                android:text="DON DE SANG"
                android:textColor="@color/colorPrimary"
                android:textSize="30dp"
                android:textStyle="bold"
                tools:layout_editor_absoluteX="128dp"
                tools:layout_editor_absoluteY="16dp" />
 
            <TextView
                android:id="@+id/textView6"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:gravity="center"
                android:text="DONNER LA VIE"
                android:textStyle="bold"
                android:textSize="24dp"
 
                tools:layout_editor_absoluteX="138dp"
                tools:layout_editor_absoluteY="45dp" />
 
            <EditText
                android:id="@+id/editTextPseudo"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="Pseudo"
                android:inputType="text"
                android:textColor="@color/colorPrimary"
                android:textSize="14sp" />
 
 
 
            <EditText
                android:id="@+id/input_phone"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="téléphone"
                android:inputType="phone"
                android:textColor="@color/colorPrimary"
                android:textSize="14sp" />
 
            <android.support.v7.widget.AppCompatButton
                android:id="@+id/buttonlogin"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_marginBottom="24dp"
                android:layout_marginTop="24dp"
                android:background="@color/colorPrimary"
                android:padding="12dp"
                android:text="Login"
 
                android:textColor="@color/colorAccent" />
 
            <TextView
                android:id="@+id/linkSignup"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_marginBottom="24dp"
                android:gravity="center"
                android:text="No account yet? Create one"
                android:textSize="16dip" />
 
        </LinearLayout>
    </ScrollView>

**BugFactory** · 26/09/2017, 11h43

Bonjour,

Avez vous bien importé la classe android.view.View ?

**BeeApps** · 26/09/2017, 12h07

Ta méthode viewAll n'est jamais appelé, tu peux le faire à la fin de la méthode onCreate par exemple. Essaye et tiens nous au courant

**Ashfor76** · 26/09/2017, 16h15

BeeApps,j'ai changé de code voici mon login.java

Code :

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public class login extends AppCompatActivity {
    DatabaseHelper myDb;
    EditText TextPseudo,Textphone;
    Button blogin;
    View v;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);
 
        TextPseudo=(EditText)findViewById(R.id.editTextPseudo) ;
        Textphone=(EditText)findViewById(R.id.input_phone);
 
 
        blogin=(Button)findViewById(R.id.buttonlogin);
        v=findViewById(android.R.id.content);
        blogin.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
 
                switch (view .getId()) {
                    case R.id.buttonlogin:
                        verifyFromSQLite();
                        break;
                    case R.id.linkSignup:
 
                        Intent intentRegister = new Intent(getApplicationContext(), register.class);
                        startActivity(intentRegister);
                        break;
            }
        }
 
 
 
        private void verifyFromSQLite() {
 
 
            if (myDb.checkInscris(TextPseudo.getText().toString().trim()
                    , Textphone.getText().toString().trim())) {
 
 
                Intent accountsIntent = new Intent(getApplicationContext(), Menu.class);
                accountsIntent.putExtra("phone", Textphone.getText().toString().trim());
                emptyInputEditText();
                startActivity(accountsIntent);
 
 
            } else {
 
                Snackbar.make( v,"Pseudo et téléphone incorrect", Snackbar.LENGTH_LONG).show();
            }
        }
        private void emptyInputEditText() {
            TextPseudo.setText(null);
            Textphone.setText(null);
        }
 
 
 
    });
}

et le Databasehelper:

Code :

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public class DatabaseHelper extends SQLiteOpenHelper {
 
    private static final int DATABASE_VERSION=1;
    private static final String DATABASE_NAME="Donsang.db";
    private static final String TABLE_NAME="Inscription";
    private static final String COLUMN_ID="id";
    private static final String COLUMN_PSEUDO="pseudo";
    private static final String COLUMN_NAME="nom";
    private static final String COLUMN_PHONE="phone";
    private static final String COLUMN_NAISSANCE="naissance";
   private static final String COLUMN_DATEDON="datedon";
   private static final String COLUMN_IMAGE="image";
 
     SQLiteDatabase db;
 
    private static final String TABLE_CREATE="create table Inscription (id integer primary key not null auto_increment,"+
            "pseudo text not null,nom text not null,phone text not null,naissance text not null" +
            "datedon text not null,image Blob";
 
 
      public DatabaseHelper(Context context)
      {
          super(context,DATABASE_NAME,null,DATABASE_VERSION);
 
      }
 
    @Override
    public void onCreate(SQLiteDatabase db) {
 
 
                db.execSQL(TABLE_CREATE);
        this.db=db;
 
    }
 
    @Override
    public void onUpgrade(SQLiteDatabase db, int i, int i1) {
        String query="DROP TABLE IF EXISTS " + TABLE_NAME;
        db.execSQL(query);
        this.onCreate(db);
 
    }
 
    public boolean insertData(String pseudo,String nom,String phone,String naissance,String datedon,
                              String image)
    {
 
        SQLiteDatabase db=this.getWritableDatabase();
        ContentValues contentValues=new ContentValues();
        contentValues.put(COLUMN_PSEUDO,pseudo);
        contentValues.put(COLUMN_NAME,nom);
        contentValues.put(COLUMN_PHONE,phone);
        contentValues.put(COLUMN_NAISSANCE,naissance);
 
        contentValues.put(COLUMN_DATEDON,datedon);
 
        contentValues.put(COLUMN_IMAGE,image);
 
      long result=  db.insert(TABLE_NAME,null,contentValues);
        if(result==-1)
            return false;
        else
            return true;
    }
 
 
    public List<Inscription> getAll()
    {
        String[] columns = {
                COLUMN_PSEUDO,
                COLUMN_NAME,
                COLUMN_PHONE,
                COLUMN_NAISSANCE,
                COLUMN_DATEDON,
                COLUMN_IMAGE
        };
 
        String sortOrder =
                COLUMN_PSEUDO + " ASC";
        List<Inscription> inscritList = new ArrayList<Inscription>();
 
        SQLiteDatabase db = this.getReadableDatabase();
 
        Cursor cursor = db.query(TABLE_NAME, 
                columns,    
                null,        
                null,       
                null,      
                null,       
                sortOrder);
 
        if (cursor.moveToFirst()) {
            do {
                Inscription user = new Inscription();
                user.setId(Integer.parseInt(cursor.getString(cursor.getColumnIndex(COLUMN_ID))));
                user.setPseudo(cursor.getString(cursor.getColumnIndex(COLUMN_PSEUDO)));
                user.setNom(cursor.getString(cursor.getColumnIndex(COLUMN_NAME)));
                user.setPhone(cursor.getInt(cursor.getColumnIndex(COLUMN_PHONE)));
                user.setNaissance(cursor.getString(cursor.getColumnIndex(COLUMN_NAISSANCE)));
                user.setDate(cursor.getString(cursor.getColumnIndex(COLUMN_DATEDON)));
                user.setImage(cursor.getBlob(cursor.getColumnIndex(COLUMN_IMAGE)));
 
                inscritList.add(user);
            } while (cursor.moveToNext());
        }
        cursor.close();
        db.close();
 
 
        return inscritList;
    }
 
 
 
 
 
    public boolean checkInscris(String phone) {
 
 
        String[] columns = {
                COLUMN_ID
        };
        SQLiteDatabase db = this.getReadableDatabase();
 
 
        String selection = COLUMN_PHONE + " = ?";
 
 
        String[] selectionArgs = {phone};
 
 
        Cursor cursor = db.query(TABLE_NAME, 
                columns,                  
                selection,                 
                selectionArgs,              
                null,                      
                null,                     
                null);                     
        int cursorCount = cursor.getCount();
        cursor.close();
        db.close();
 
        if (cursorCount > 0) {
            return true;
        }
 
        return false;
    }
 
    public boolean checkInscris(String pseudo, String phone) {
 
 
        String[] columns = {
                COLUMN_ID
        };
        SQLiteDatabase db = this.getReadableDatabase();
 
        String selection = COLUMN_PSEUDO + " = ?" + " AND " + COLUMN_PHONE + " = ?";
 
 
        String[] selectionArgs = {pseudo, phone};
 
 
        Cursor cursor = db.query(TABLE_NAME, 
                columns,                   
                selection,                 
                selectionArgs,             
                null,                       
                null,                       
                null);                     
 
        int cursorCount = cursor.getCount();
 
        cursor.close();
        db.close();
        if (cursorCount > 0) {
            return true;
        }
 
        return false;
    }

et le manifest!

Code :

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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.sofari.tiffanezni">
    <uses-permission android:name="android.permission.CAMERA" />
    <uses-feature android:name="android.hardware.camera" />
    <uses-feature android:name="android.hardware.camera.autofocus" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 
    <uses-sdk
        android:minSdkVersion="7"
        android:targetSdkVersion="16" />
    <application
 
        android:allowBackup="true"
        android:icon="@drawable/ic_tiffa"
        android:label="@string/app_name"
        android:roundIcon="@drawable/ic_tiffa"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
 
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity android:name=".login"
            android:label="Login">
 
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
 
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
 
 
 
        <activity android:name=".register"
            android:label="Inscription">
 
            <intent-filter>
            <action android:name="android.intent.action.MAIN" />
 
            <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>

Cette fois-ci je reçois ce message: App has stopped, open again

Problème clique bouton

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