- package com.tqc.gdd01;
- import android.app.Activity;
- import android.support.v7.app.AppCompatActivity;
- import android.os.Bundle;
- import android.view.Menu;
- import android.view.MenuItem;
- import android.view.View;
- import android.widget.Button;
- import android.widget.EditText;
- import android.widget.TextView;
- public class GDD01 extends Activity
- {
- EditText et1,et2,et3;
- TextView tv;
- Button btn;
- @Override
- protected void onCreate(Bundle savedInstanceState)
- {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.main);
- et1=(EditText)findViewById(R.id.editText);
- et2=(EditText)findViewById(R.id.editText2);
- et3=(EditText)findViewById(R.id.editText3);
- tv=(TextView)findViewById(R.id.textView5);
- btn=(Button)findViewById(R.id.button);
- }
- public void count(View view){
- double out=Double.parseDouble(et1.getText().toString())*Math.pow(Double.parseDouble(et2.getText().toString())/100/12+1,Double.parseDouble(et3.getText().toString()));
- tv.setText("本利合為:"+out);
- }
- }
複製代碼- <?xml version="1.0" encoding="utf-8"?>
- <LinearLayout
- xmlns:android="http://schemas.android.com/apk/res/android"
- android:layout_width="fill_parent"
- android:layout_height="fill_parent"
- android:orientation="vertical" >
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:text="@string/t1"
- android:id="@+id/textView" />
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:text="@string/t2"
- android:id="@+id/textView2" />
- <EditText
- android:layout_width="match_parent"
- android:layout_height="wrap_content"
- android:id="@+id/editText" />
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:text="@string/t3"
- android:id="@+id/textView3" />
- <EditText
- android:layout_width="match_parent"
- android:layout_height="wrap_content"
- android:id="@+id/editText2" />
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:text="@string/t4"
- android:id="@+id/textView4" />
- <EditText
- android:layout_width="match_parent"
- android:layout_height="wrap_content"
- android:id="@+id/editText3" />
- <Button
- android:layout_width="fill_parent"
- android:layout_height="wrap_content"
- android:text="計算"
- android:id="@+id/button"
- android:layout_gravity="center_horizontal"
- android:onClick="count" />
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:id="@+id/textView5" />
- </LinearLayout>
複製代碼- <resources>
- <string name="app_name">GD01</string>
- <string name="hello_world">Hello world!</string>
- <string name="action_settings">Settings</string>
- <string name="t1">整付整存試算:</string>
- <string name="t2">本金:</string>
- <string name="t3">年利率:</string>
- <string name="t4">存款利率:</string>
- </resources>
複製代碼 |