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March 18, 2018 17:49
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18-03-2018
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package nabil.monjeuquiz.com.calculator; | |
import android.support.v7.app.AppCompatActivity; | |
import android.os.Bundle; | |
import android.view.View; | |
import android.widget.Button; | |
import android.widget.EditText; | |
import android.widget.TextView; | |
public class MainActivity extends AppCompatActivity implements View.OnClickListener { | |
Button btnAdd,btnDiff,btnDiv,btnProd; | |
EditText N1,N2; | |
float res; | |
float L ; | |
TextView RESULT; | |
@Override | |
protected void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.activity_main); | |
/* btnDiff = (Button)findViewById(R.id.BTLSUB); | |
btnProd = (Button)findViewById(R.id.BTLX); | |
btnAdd = (Button)findViewById(R.id.BTLADD); | |
btnDiv = (Button)findViewById(R.id.BTLDIV); | |
*/ | |
N1 = (EditText)findViewById(R.id.PREMIERVALEUR); | |
N2 = (EditText)findViewById(R.id.DEUXIEMVALEUR); | |
RESULT =(TextView)findViewById(R.id.RESULTAT); | |
/* | |
btnAdd.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
int R = Integer.parseInt(N1.getText().toString()); | |
int L = Integer.parseInt(N2.getText().toString()); | |
RESULT.setText(R+L+""); | |
} | |
}); | |
*/ | |
/* btnProd.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
int R = Integer.parseInt(N1.getText().toString()); | |
int L = Integer.parseInt(N2.getText().toString()); | |
RESULT.setText(R*L+""); | |
} | |
}); | |
btnDiv.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
int R = Integer.parseInt(N1.getText().toString()); | |
int L = Integer.parseInt(N2.getText().toString()); | |
RESULT.setText(R/L+""); | |
} | |
}); | |
btnDiff.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
int R = Integer.parseInt(N1.getText().toString()); | |
int L = Integer.parseInt(N2.getText().toString()); | |
RESULT.setText(R-L+""); | |
} | |
}); | |
*/ } | |
@Override | |
public void onClick(View v) { | |
switch (v.getId()){ | |
case R.id.BTLSUB : | |
res= Float.parseFloat(N1.getText().toString()); | |
L= Float.parseFloat(N1.getText().toString()); | |
RESULT.setText(res-L+""); | |
break; | |
case R.id.BTLX : | |
res= Float.parseFloat(N1.getText().toString()); | |
L= Float.parseFloat(N1.getText().toString()); | |
RESULT.setText(res*L+""); | |
break; | |
case R.id.BTLDIV : | |
res= Float.parseFloat(N1.getText().toString()); | |
L= Float.parseFloat(N1.getText().toString()); | |
RESULT.setText(res/L+""); | |
break; | |
case R.id.BTLADD : | |
res= Float.parseFloat(N1.getText().toString()); | |
L= Float.parseFloat(N1.getText().toString()); | |
RESULT.setText(res+L+""); | |
break; | |
} | |
}} |
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<?xml version="1.0" encoding="utf-8"?> | |
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android" | |
xmlns:app="http://schemas.android.com/apk/res-auto" | |
xmlns:tools="http://schemas.android.com/tools" | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
tools:context="nabil.monjeuquiz.com.calculator.MainActivity"> | |
<EditText | |
android:id="@+id/DEUXIEMVALEUR" | |
android:layout_width="wrap_content" | |
android:layout_height="43dp" | |
android:ems="10" | |
android:inputType="textPersonName" | |
android:text="Name" | |
tools:layout_editor_absoluteX="85dp" | |
tools:layout_editor_absoluteY="85dp" /> | |
<TextView | |
android:id="@+id/RESULTAT" | |
android:layout_width="310dp" | |
android:layout_height="63dp" | |
android:text="TextView" | |
tools:layout_editor_absoluteX="41dp" | |
tools:layout_editor_absoluteY="174dp" /> | |
<EditText | |
android:id="@+id/PREMIERVALEUR" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:ems="10" | |
android:inputType="textPersonName" | |
android:text="Name" | |
tools:layout_editor_absoluteX="84dp" | |
tools:layout_editor_absoluteY="31dp" /> | |
<Button | |
android:id="@+id/BTLADD" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="+" | |
tools:layout_editor_absoluteX="16dp" | |
tools:layout_editor_absoluteY="304dp" /> | |
<Button | |
android:id="@+id/BTLSUB" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="-" | |
tools:layout_editor_absoluteX="104dp" | |
tools:layout_editor_absoluteY="304dp" /> | |
<Button | |
android:id="@+id/BTLX" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="x" | |
tools:layout_editor_absoluteX="192dp" | |
tools:layout_editor_absoluteY="304dp" /> | |
<Button | |
android:id="@+id/BTLDIV" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="/" | |
tools:layout_editor_absoluteX="280dp" | |
tools:layout_editor_absoluteY="304dp" /> | |
</android.support.constraint.ConstraintLayout> |
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