EditText(입력 상자) 상세 설명

public 클래스 EditTextWithDel은 EditText를 확장합니다{

    private final static String TAG = "EditTextWithDel";
    private Drawable imgInable;
    private Drawable imgAble;
    private Context mContext;

    public EditTextWithDel(Context context) {
        super(context); ㅋㅋㅋ ;
        init();
    }

    공개 EditTextWithDel(Context Context, AttributeSet attrs, int defstyleattr) {super (context, attrs, defstyleattr);
mcontext = context;
init ();
}

private void init () {
in imgailable = mcontext.getResources (). R.drawable.delete_gray);
        addTextChangedListener(new TextWatcher() {
          @Override
           public void onTextChanged(CharSequence s, int start, int before, int count) {
            }

            @Override
            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

           @Override
           public void afterTextChanged(Editable s) {
               setDrawable();
            }
       });
        setDrawable();
    }

    // 设置删除图pictures
    private void setDrawable() {
        if (length() < 1)
            setCompoundDrawablesWithIntrinsicBounds(null, null, null, null);
        else
           setCompoundDrawablesWithIntrinsicBounds(null, null, imgInable, null);
    }

    // 处理删除事件
    @Override
    공용 부울 onTouchEvent(MotionEvent 이벤트) {
        if (imgInable != null && event.getAction() == MotionEvent. ACTION_UP) {
           int eventX = (int) event.getRawX();
            int eventY = (int) event.getRawY();
            Log.e(TAG, "eventX = " + eventX + "; 이벤트Y = " + 이벤트Y );
            Rect Rect = new Rect();
            getGlobalVisibleRect(ect);
           Rect.left = Rect.right - 100;
            if (ect.contains(eventX, eventY))
                setText("");
        }
return super.onTouchEvent(event);
    }
    @Override
    protected void finalize() throwable {
        super.finalize();
    }
}