안녕하세요!
expandable list 를 이용해서 메뉴를 구성하고, 그 밑에 child 를 case로 나눠서 intent 를 연결하고.
어떤것은 Toast 를 이용하여 구현하려 합니다

문제는 parent 0 child 0 일때, parent 0 child 1 ...
이런식으로 구분을 해 줘야 되는데,
child 가 0 이면 무조건 toast 가 뜹니다.
뭐가 잘못된 걸까요?

소스는 다음과 같습니다. 더운데 건강 조심 하세요!!

public class IntroClair extends ExpandableListActivity {

    ExpandableListAdapter mAdapter;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        // Set up our adapter
        mAdapter = new MyExpandableListAdapter();
        setListAdapter(mAdapter);
        registerForContextMenu(getExpandableListView());
    }

    public boolean onChildClick(ExpandableListView parent, View v,int groupPosition, int childPosition, long id) {
         Intent i = new Intent(this, ImageSwitcher1.class);
         startActivity(i);
        return false;
        };
   
   
    @Override
    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
        menu.setHeaderTitle("http://www.gfshop.kr");       
    }
   
 
    @Override
    public boolean onContextItemSelected(MenuItem item) {
        ExpandableListContextMenuInfo info = (ExpandableListContextMenuInfo) item.getMenuInfo();

        String title = ((TextView) info.targetView).getText().toString();
       
        int type = ExpandableListView.getPackedPositionType(info.packedPosition);
       
        if (type == ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
            int groupPos = ExpandableListView.getPackedPositionGroup(info.packedPosition);
            int childPos = ExpandableListView.getPackedPositionChild(info.packedPosition);
            Toast.makeText(this, title + ": Child " + childPos + " clicked in group " + groupPos, Toast.LENGTH_SHORT).show();           
            return true;
           
        } else if (type == ExpandableListView.PACKED_POSITION_TYPE_GROUP) {
            int groupPos = ExpandableListView.getPackedPositionGroup(info.packedPosition);
            Toast.makeText(this, title + ": Group " + groupPos + " clicked", Toast.LENGTH_SHORT).show();
            return true;
        }
       
        return false;
    }

    public class MyExpandableListAdapter extends BaseExpandableListAdapter {
        // Sample data set.  children[i] contains the children (String[]) for groups[i].
        private String[] groups = { "끌레어 주드는...", "주요 브랜드", "주요 품목", "유통망","회사연혁" };
        private String[][] children = {
                { "설립배경"},
                { "GIORGIO FERRI", "VOLARE", "MIFFY", "CLAIRJUDE", "VEOU", "METROCITY" },
                { "주얼리,액세서리", "우산,양산,장갑","기타 용품" },
                { "온라인", "오프라인", "특판" },
                { "회사 연혁" }
        };
       
        public Object getChild(int groupPosition, int childPosition) {
            return children[groupPosition][childPosition];
        }

        public long getChildId(int groupPosition, int childPosition) {
            return childPosition;
        }

        public int getChildrenCount(int groupPosition) {
            return children[groupPosition].length;
        }

        public TextView getGenericView() {
            // Layout parameters for the ExpandableListView
            AbsListView.LayoutParams lp = new AbsListView.LayoutParams(
                    ViewGroup.LayoutParams.FILL_PARENT, 64);

            TextView textView = new TextView(IntroClair.this);
            textView.setLayoutParams(lp);
            // Center the text vertically
            textView.setGravity(Gravity.CENTER_VERTICAL | Gravity.LEFT);
            // Set the text starting position
            textView.setPadding(36, 0, 0, 0);
            return textView;
        }
       
        public View getChildView(int groupPosition, int childPosition, boolean isLastChild,
                View convertView, ViewGroup parent) {
            TextView textView = getGenericView();
            textView.setText(getChild(groupPosition, childPosition).toString());           
            return textView;
        }

        public Object getGroup(int groupPosition) {
            return groups[groupPosition];
        }

        public int getGroupCount() {
            return groups.length;
        }

        public long getGroupId(int groupPosition) {
            return groupPosition;
        }

        public View getGroupView(int groupPosition, boolean isExpanded, View convertView,
                ViewGroup parent) {
            TextView textView = getGenericView();
            textView.setText(getGroup(groupPosition).toString());
            return textView;
        }

        public boolean isChildSelectable(int groupPosition, int childPosition) {         
            switch (groupPosition){           
           
             case 0:
                switch (childPosition) {              
                 case 0:
                  startActivity(new Intent(IntroClair.this, IntroClair_1.class));           
                  default:
                     break;
                 }         
                
             case 1:
                 switch (childPosition) {              
                  case 0:                                
                      break;
                   default:                   
                      break;
                  }
                
             case 2:
              switch (childPosition){
              case 0:
               final Toast t = Toast.makeText(IntroClair.this, "조르지오페리(GIORGIO FERRI)," +
                 "볼라레(VOLARE),미피(MIFFY),보우(VEOU)", Toast.LENGTH_SHORT);
               t.show();
               break;
               
              case 1:
               final Toast t2 = Toast.makeText(IntroClair.this, "메트로시티(METROCITY),앙드레김(Andre Kim)." +
                 "미피(MIFFY),키도레이블(Kido Rable)",Toast.LENGTH_SHORT);
               t2.show();
               break;
               
              case 2:
               final Toast t3 = Toast.makeText(IntroClair.this, "미피(MIFFY), 다나한(소망화장품), SKII등"
                 ,Toast.LENGTH_SHORT);
               t3.show();
               break;
               
                 default:
                      break;
              }
            
             case 3:
              switch (childPosition){
              case 0:
 
               break;
              case 1:
 
               break;
              case 2:
 
               break;
              case 3:
 
               break;
                 
              default:
                      break;
              }
             }
           
   return false;
             
            }

        public boolean hasStableIds() {
            return true;
        }

    }
}