Created
December 10, 2014 01:40
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package hr.fer.ruazosa.hw3; | |
import android.app.Activity; | |
import android.os.Bundle; | |
import android.text.Editable; | |
import android.text.TextWatcher; | |
import android.view.View; | |
import android.widget.Button; | |
import android.widget.EditText; | |
public class LottoChanceCalculatorActivity extends Activity { | |
private EditText inputMinor; | |
private EditText inputMajor; | |
private String errMsg; | |
@Override | |
protected void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.activity_lotto_chance_calculator); | |
errMsg = LottoChanceCalculatorActivity.this.getResources().getString(R.string.calculator_input_error); | |
inputMinor = (EditText) findViewById(R.id.calculator_minor); | |
inputMajor = (EditText) findViewById(R.id.calculator_major); | |
inputMajor.addTextChangedListener(new TextWatcher() { | |
@Override | |
public void beforeTextChanged(CharSequence s, int start, int count, int after) { | |
} | |
@Override | |
public void onTextChanged(CharSequence s, int start, int before, int count) { | |
} | |
@Override | |
public void afterTextChanged(Editable s) { | |
String major = inputMajor.getText().toString(); | |
if (major.equals("") || major.equals("0") || major.contains(".")) { | |
inputMajor.setError(errMsg); | |
} | |
} | |
}); | |
inputMinor.addTextChangedListener(new TextWatcher() { | |
@Override | |
public void beforeTextChanged(CharSequence s, int start, int count, int after) { | |
} | |
@Override | |
public void onTextChanged(CharSequence s, int start, int before, int count) { | |
} | |
@Override | |
public void afterTextChanged(Editable s) { | |
String minor = inputMinor.getText().toString(); | |
if (minor.equals("") || minor.equals("0") || minor.contains(".")) { | |
inputMinor.setError(errMsg); | |
} | |
} | |
}); | |
Button submit = (Button) findViewById(R.id.calculator_calculate); | |
submit.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
String major = inputMajor.getText().toString(); | |
String minor = inputMinor.getText().toString(); | |
if (major.equals("") || major.equals("0") || major.contains(".")) { | |
inputMajor.setError(errMsg); | |
} | |
if (minor.equals("") || minor.equals("0") || minor.contains(".")) { | |
inputMinor.setError(errMsg); | |
} | |
} | |
}); | |
} | |
} |
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