ExpandableListActivity_02

Main.java:

public class Cq_ExpandableListActivityActivity extends ExpandableListActivity {

    /** Called when the activity is first created. */

public String [] tourism = {"ARRIVAL", "CITY", "SOCIABLE", "ENTERTAINMENT", "HOTEL", "MEDICAL TREATMENT"};

public String [] tourism1 = {"抵達", "城市", "社交", "娛樂", "旅館", "醫療"};

public String [] arrival = {"customs", "passport"};

public String [] city = {"general", "transport", "taxi"};

public String [] sociable = {"personal", "profession", "meeting", "language"};

public String [] entertainment = {"leisure", "theaters", "exhibition", "sports"};

public String [] hotel = {"general", "check-in", "staying", "check-out"};

public String [] medical = {"general", "surgeons", "dentist", "pharmacy"};

 

 

ExpandableListAdapter mAdapter;

Context mContext;

private String [] groups = tourism1;

private String [][] children = {arrival, city, sociable, entertainment, hotel, medical};

 

 

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        //setContentView(R.layout.main);

        

        //Set up our adapter

        mAdapter = new MyExpandableListAdapter (this);

        setListAdapter(mAdapter);

        registerForContextMenu(getExpandableListView());

    }

@Override

public void onCreateContextMenu(ContextMenu menu, View v,

ContextMenuInfo menuInfo) {

// TODO Auto-generated method stub

//super.onCreateContextMenu(menu, v, menuInfo);

menu.setHeaderTitle("LittleTa");

menu.add(0,0,0,R.string.hello);

}

@Override

public boolean onContextItemSelected(MenuItem item) {

// TODO Auto-generated method stub

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{

public MyExpandableListAdapter(Context context){

mContext = context;

}

@Override

public Object getChild(int groupPosition, int childPosition) {

// TODO Auto-generated method stub

return children[groupPosition][childPosition];

}

@Override

public long getChildId(int groupPosition, int childPosition) {

// TODO Auto-generated method stub

return childPosition;

}

//Create a Linear Layout for the GroupView

public LinearLayout getGenericView (String string){

AbsListView.LayoutParams lp = new AbsListView.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT,64);

LinearLayout linearlayout = new LinearLayout (mContext);

ImageView icon = new ImageView (mContext);

    icon.setImageResource(R.drawable.basketball);

    icon.setPadding(45, 0, 0, 0);

    linearlayout.addView(icon);

   

    TextView textview = new TextView (mContext);

    //Center the text vertically

    textview.setGravity(Gravity.CENTER_VERTICAL | Gravity.LEFT);

    //Set the text starting point

    textview.setPadding(36, 0, 0, 0);

    linearlayout.setLayoutParams(lp);

    linearlayout.addView(textview);

    textview.setText(string);

   

    return linearlayout;

}

@Override

public View getChildView(int groupPosition, int childPosition,

boolean isLastChild, View convertView, ViewGroup parent) {

// TODO Auto-generated method stub

// String myText = this.getChild(groupPosition,childPosition).toString();

// LinearLayout linearlayout = getGenericView(myText + "QQTATA");

// textview.setText(getChild(groupPosition, childPosition)).toString());

// return linearlayout;

LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

View v = inflater.inflate(R.layout.album_row, null);

TextView textview = (TextView)v.findViewById(R.id.text1);

String myText = this.getChild(groupPosition, childPosition).toString();

textview.setText(myText);

CheckBox cBox = (CheckBox)v.findViewById(R.id.checkbox);

cBox.setVisibility(View.VISIBLE);

ImageView image = (ImageView)v.findViewById(R.id.rowicon);

image.setImageResource(R.drawable.monkey32);

textview.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

// TODO Auto-generated method stub

Intent intent = new Intent();

intent.setClass(Cq_ExpandableListActivityActivity.this, IntentShowMsg.class);

startActivity(intent);

}

});

return v;

}

@Override

public int getChildrenCount(int groupPosition) {

// TODO Auto-generated method stub

return children[groupPosition].length;

}

@Override

public Object getGroup(int groupPosition) {

// TODO Auto-generated method stub

return groups[groupPosition];

}

@Override

public int getGroupCount() {

// TODO Auto-generated method stub

return groups.length;

}

@Override

public long getGroupId(int groupPosition) {

// TODO Auto-generated method stub

return groupPosition;

}

@Override

public View getGroupView(int groupPosition, boolean isExpanded,

View convertView, ViewGroup parent) {

// TODO Auto-generated method stub

String myText = this.getGroup(groupPosition).toString();

return getGenericView(myText);

}

@Override

public boolean hasStableIds() {

// TODO Auto-generated method stub

return true;

}

@Override

public boolean isChildSelectable(int groupPosition, int childPosition) {

// TODO Auto-generated method stub

return true;

}

}

    

    

}

****************************************************

res/layout/album_row.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="wrap_content"

    android:minHeight="?android:attr/listPreferredItemHeight"

    android:gravity="center_vertical"

    android:paddingLeft="?android:attr/expandableListPreferredItemPaddingLeft"

    android:paddingRight="?android:attr/scrollbarSize"

    android:layout_weight="1" >

    

    <ImageView android:id="@+id/rowicon"

        android:layout_width="wrap_content"

        android:layout_height="fill_parent"

        android:layout_marginRight="6dip" />

    <TextView android:id="@+id/text1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_weight="1"/>

    <CheckBox android:id="@+id/checkbox"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_marginRight="2dip"

        android:focusable="true"

        android:clickable="true"

        android:gravity="center_vertical"

        android:duplicateParentState="true"

        android:visibility="visible"

        android:text="myText"/>

</LinearLayout>

********************************************

public class IntentShowMsg extends Activity{

@Override

protected void onCreate(Bundle savedInstanceState) {

// TODO Auto-generated method stub

super.onCreate(savedInstanceState);

TextView tv = new TextView(this);

tv.setText("QQ LOVES TATA.");

tv.setTextColor(Color.YELLOW);

tv.setTextSize(50);

setContentView(tv);

}

}