How to set intent for childnode in expandablelist view

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How to set intent for childnode in expandablelist view

Postby Sathiavathi » Wed Apr 20, 2011 7:33 am

hi ,
i am new to android :) .. plz anyone help me..
i am having the following code for expandable list view. In that if i click the child node that need to go another class. how to set intent for child list which is stored in array.. :cry:
please help me..
Thanks in advance..!

//import android.content.Intent;
//import android.content.Intent;
import android.os.Bundle;
import android.view.ContextMenu;
import android.view.Gravity;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.ContextMenu.ContextMenuInfo;
import android.widget.AbsListView;
import android.widget.BaseExpandableListAdapter;
import android.widget.ExpandableListAdapter;
import android.widget.ExpandableListView;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.ExpandableListView.ExpandableListContextMenuInfo;
//import com.log.R;

public class Modules extends ExpandableListActivity {

ExpandableListAdapter mAdapter;

public void onCreate(Bundle savedInstanceState) {
mAdapter = new MyExpandableListAdapter();

// menu.add(0, 0, 0, R.string.expandable_list_sample_action);
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
menu.setHeaderTitle("Sample menu");

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,

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 = { "Administration", "MasterDataManageMent", "Inventory Management", "Sales","Banking","Alert Management" };
private String[][] children = {
{ "Select Beat", "Change Company", "Select Customers", "Test Printing","Sync manager","Run ActiveSync","Password Change" },
{ "Item Master Data", "Business Partner Master Data", "Item Price List"},
{ "Inventory Transfer"},
{ "A/R Invoice", "Sales order","Sales Return" },
{"Collection"," Denomination"},
{"My Alerts"}

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.MATCH_PARENT, 64);

TextView textView = new TextView(Modules.this);
// 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();
return textView;

public boolean isChildSelectable(int groupPosition, int childPosition) {

return true;

public boolean hasStableIds() {
return true;


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