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안드로이드 android06_윷던지기, setOnClickListener(), img1.setImageResource(imgYut[n1])

2017-09-03 18:46:12 By 머나먼나라 0 1545 댓글수 4 포스트 하기

5월 2024
일	월	화	수	목	금	토
			1	2	3	4
5	6	7	8	9	10	11
12	13	14	15	16	17	18
19	20	21	22	23	24	25
26	27	28	29	30	31

MainActivity

package com.example.choi.ex01;

import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;


//Activitiy : 화면 처리 클래스
public class MainActivity extends AppCompatActivity {
//화면을 생성

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }

//버튼을 누르면 실행되는 method
 //android:onclick="onClick"
 // View v =new Button(...);
    public void onClick(View v){
//new Intent(현재 클래스 .this, 다음 화면 클래스 .class)

        Intent intent=null;

        switch(v.getId()){

            case R.id.button1:
                intent =new Intent(this, ImgeViewDemo.class);
                break;
            case R.id.button2:
                intent =new Intent(this, Exchange.class);
                break;

            case R.id.button3:
                intent=new Intent(this, BmiActivity.class);
                break;
            case R.id.button4:
                intent=new Intent(this, CheckboxDemo.class);
                break;
            case R.id.button5:
                intent =new Intent(this, RadioDemo.class);
                break;
            case R.id.button6:
                intent=new Intent(this, YutActivity.class);
                break;

        }
        startActivity(intent);
    }


    @Override
    protected void onStart() {
        super.onStart();
    }


    @Override
    protected void onResume() {
        super.onResume();
    }


}

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.choi.ex01.MainActivity">

    <!--onClick ="버튼을 클릭했을 때 실행할 함수 이름-->

    <Button
        android:text="이미지뷰"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/button1"
        android:layout_alignParentTop="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true"
        android:onClick="onClick" />

    <Button
        android:text="환율계산"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="11dp"
        android:onClick="onClick"
        android:id="@+id/button2"
        android:layout_below="@+id/button1"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

    <Button
        android:text="비만도 측정"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="13dp"
        android:id="@+id/button3"
        android:onClick="onClick"


        android:layout_below="@+id/button2"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

    <Button
        android:text="체크박스"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="22dp"
        android:id="@+id/button4"
        android:layout_below="@+id/button3"
        android:layout_centerHorizontal="true"
        android:onClick="onClick"
        />

    <Button
        android:text="라디오버튼"
        android:onClick="onClick"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@+id/button4"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="16dp"
        android:id="@+id/button5" />

    <Button
        android:text="윷던지기"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@+id/button5"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="28dp"
        android:id="@+id/button6"
        android:onClick="onClick"
        />



</RelativeLayout>

YutActivity

package com.example.choi.ex01;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;

import java.util.Random;

public class YutActivity extends AppCompatActivity {

    //변수 선언
    //res/drawable 에 저장된 이미지 숫자아이디 배열
    int[] imgYut ={R.drawable.b1, R.drawable.b3} ;//뒤는 0, 앞은 1
    String[] strYut={"윷", "걸", "개", "도", "모"};
                        //윷  0, 걸 1, 개, 2 도:3  모 :4
        //앞 4개면 도
    Button button1;

    ImageView img1, img2, img3, img4;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.yut);
        button1=(Button)findViewById(R.id.button1);
        //버튼  클릭 이벤트 처리
        button1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Random rand =new Random(); //랜덤 객체 생성
                int n1=rand.nextInt(2);
                int n2=rand.nextInt(2);
                int n3=rand.nextInt(2);
                int n4=rand.nextInt(2);
                int sum=n1+n2+n3+n4;

                img1=(ImageView)findViewById(R.id.img1);
                img2=(ImageView)findViewById(R.id.img2);
                img3=(ImageView)findViewById(R.id.img3);
                img4=(ImageView)findViewById(R.id.img4);

                TextView txtResult=(TextView)findViewById(R.id.txtResult);
//setImageResoruce(리소스의 id ) : 이미지뷰의 이미지 설정
// imgYut[0] R.drawable.b1;
// imgYut[0] R.drawable.b1;
                img1.setImageResource(imgYut[n1]);
                img2.setImageResource(imgYut[n2]);
                img3.setImageResource(imgYut[n3]);
                img4.setImageResource(imgYut[n4]);

                txtResult.setText(strYut[sum]);

            }
        });
    }







}

YUT.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"

            app:srcCompat="@drawable/b3"
            android:id="@+id/img1"
            android:layout_weight="1" />

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:srcCompat="@drawable/b3"
            android:id="@+id/img2"
            android:layout_weight="1" />
    </LinearLayout>

    <LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:srcCompat="@drawable/b1"
            android:id="@+id/img3"
            android:layout_weight="1" />

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:srcCompat="@drawable/b1"
            android:textAlignment="center"
            android:id="@+id/img4"
            android:layout_weight="1" />
    </LinearLayout>

    <Button
        android:text="윷던지기"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/button1"
        android:background="@android:drawable/button_onoff_indicator_on" />

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/txtResult"
        android:textAlignment="center"
        android:textSize="50sp"
        android:textColor="@android:color/holo_blue_light"
        />
</LinearLayout>