IT 기술 따라잡기

<?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:id="@+id/nameText"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="30dp"
        />
    <Button
        android:id="@+id/callButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textSize="20dp"
        android:text="전화걸기"
        android:focusable="false"
        />
    <ImageView
        android:id="@+id/iconImage"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        />
</LinearLayout>

public class PersonPage extends LinearLayout {
    Context mContext;

    TextView nameText;
    Button callButton;
    ImageView iconImage;

    public static final int CALL_NUMBER = 1001;

    public PersonPage(Context context) {
        super(context);
        init(context);
    }

    public PersonPage(Context context, AttributeSet attrs) {
        super(context, attrs);
        init(context);
    }

    private void init(Context context) {
        mContext = context;

        // inflate XML layout
        LayoutInflater inflater = (LayoutInflater) context.getSystemService(Activity.LAYOUT_INFLATER_SERVICE);
        inflater.inflate(R.layout.person_page, this, true);

        iconImage = (ImageView) findViewById(R.id.iconImage);
        nameText = (TextView) findViewById(R.id.nameText);
        callButton = (Button) findViewById(R.id.callButton);
        callButton.setOnClickListener(new OnClickListener() {
            public void onClick(View v) {
                String callNumber = (String) callButton.getTag();
                Toast.makeText(mContext, "전화번호 : " + callNumber, Toast.LENGTH_LONG).show();
            }
        });
    }
    public void setImage(int resId) {
        iconImage.setImageResource(resId);
    }
    public void setCallNumber(String number) {
        callButton.setTag(number);
    }
    public String getNameText() {
        return nameText.getText().toString();
    }
    public void setNameText(String nameStr) {
        nameText.setText(nameStr);
    }
}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="ViewPager 사용하기"
        />

    <android.support.v4.view.ViewPager
        android:id="@+id/pager"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="#ffffffff"
        />
</LinearLayout>

public class MainActivity extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // get a ViewPager reference and set adapter for it
        ViewPager pager = (ViewPager) findViewById(R.id.pager);
        ViewPagerAdapter adapter = new ViewPagerAdapter(this);
        pager.setAdapter(adapter);
    }

    public class ViewPagerAdapter extends PagerAdapter {
        // sample names
        private String[] names = { "John", "Mike", "Sean" };
        // sample image resource ids
        private int[] resIds = {R.drawable.dream01, R.drawable.dream02, R.drawable.dream03};
        // sample call numbers
        private String[] callNumbers = {"010-7777-1234", "010-7788-1234", "010-7799-1234"};

        /**
         * Context
         */
        private Context mContext;

        /**
         * Initialize
         *
         * @param context
         */
        public ViewPagerAdapter( Context context ) {
            mContext = context;
        }
        /**
         * Count of pages
         */
        public int getCount() {
            return names.length;
        }
        /**
         * Called before a page is created
         */
        public Object instantiateItem(View pager, int position) {
            // create a instance of the page and set data
            PersonPage page = new PersonPage(mContext);
            page.setNameText(names[position]);
            page.setImage(resIds[position]);
            page.setCallNumber(callNumbers[position]);

            // add to the ViewPager
            ViewPager curPager = (ViewPager) pager;
            curPager.addView(page, position);

            return page;
        }

        /**
         * Called to remove the page
         */
        public void destroyItem(View pager, int position, Object view) {
            ((ViewPager)pager).removeView((PersonPage)view);
        }
        public boolean isViewFromObject(View view, Object object) {
            return view.equals(object);
        }
        public void finishUpdate( View view ) {
        }
        public void restoreState( Parcelable p, ClassLoader c ) {
        }
        public Parcelable saveState() {
            return null;
        }
        public void startUpdate( View view ) {
        }
    }
}

        public boolean onTouch(View v, MotionEvent event) {
        if(v != flipper) return false;

        if(event.getAction() == MotionEvent.ACTION_DOWN) {
            downX = event.getX();
        }
        else if(event.getAction() == MotionEvent.ACTION_UP){
            upX = event.getX();

            if( upX < downX ) {  // in case of right direction
 
                flipper.setInAnimation(AnimationUtils.loadAnimation(getContext(),
                        R.anim.wallpaper_open_enter));
                flipper.setOutAnimation(AnimationUtils.loadAnimation(getContext(),
                        R.anim.wallpaper_open_exit));

                if (currentIndex < (countIndexes-1)) {
                    flipper.showNext();

                    // update index buttons
                    currentIndex++;
                    updateIndexes();
                }
            } else if (upX > downX){ // in case of left direction

                flipper.setInAnimation(AnimationUtils.loadAnimation(getContext(),
                        R.anim.push_right_in));
                flipper.setOutAnimation(AnimationUtils.loadAnimation(getContext(),
                        R.anim.push_right_out));

                if (currentIndex > 0) {
                    flipper.showPrevious();

                    // update index buttons
                    currentIndex--;
                    updateIndexes();
                }
            }
        }
        return true;
    }
   

    <?xml version="1.0" encoding="utf-8"?>
    <set xmlns:android="http://schemas.android.com/apk/res/android"
        android:interpolator="@anim/decelerate_interpolator"
        android:detachWallpaper="true">
    <scale android:fromXScale="2.0" android:toXScale="1.0"
           android:fromYScale="2.0" android:toYScale="1.0"
           android:pivotX="50%p" android:pivotY="50%p"
           android:duration="@android:integer/config_mediumAnimTime" />
    </set>

    <set xmlns:android="http://schemas.android.com/apk/res/android"
        android:interpolator="@anim/decelerate_interpolator"
        android:zAdjustment="top">
    <scale android:fromXScale="1.0" android:toXScale=".5"
           android:fromYScale="1.0" android:toYScale=".5"
           android:pivotX="50%p" android:pivotY="50%p"
           android:duration="@android:integer/config_mediumAnimTime" />
    <alpha android:fromAlpha="1.0" android:toAlpha="0"
            android:duration="@android:integer/config_mediumAnimTime"/>
    </set>

    private void updateIndexes() {
        for(int i = 0; i < countIndexes; i++) {
            if (i == currentIndex) {
                indexButtons[i].setImageResource(R.drawable.green);
            } else {
                indexButtons[i].setImageResource(R.drawable.white);
            }
        }
    }

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
    <translate android:fromXDelta="-100%p" android:toXDelta="0%p" android:duration="300"/>
    <alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="300" />
</set>

    push_right_out
    <?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
    <translate android:fromXDelta="0%p" android:toXDelta="100%p" android:duration="300"/>
    <alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="300" />
</set>