public override View GetGroupView(int groupPosition, bool isExpanded, View convertView, ViewGroup parent)
{
ExpandedMenuModel headerTitle = listDataHeader[groupPosition];
convertView = convertView ?? context.LayoutInflater.Inflate(Resource.Layout.ListHeader, null);
TextView lblListHeader = (TextView)convertView.FindViewById(Resource.Id.submenu);
ImageView headerIcon = (ImageView)convertView.FindViewById(Resource.Id.iconimage);
lblListHeader.Text = headerTitle.Name;
headerIcon.SetImageResource(headerTitle.Image);
return(convertView);
}
private void PrepareListData()
{
listDataHeader = new List <ExpandedMenuModel>();
listDataChild = new Dictionary <ExpandedMenuModel, List <String> >();
ExpandedMenuModel item1 = new ExpandedMenuModel();
item1.Name = "Settings";
item1.Image = Resource.Drawable.ic_settings_grey_700_18dp;
// Adding data header
listDataHeader.Add(item1);
// Adding child data
List <String> heading1 = new List <String>();
heading1.Add("Settings");
heading1.Add("Timezone");
heading1.Add("Currency");
heading1.Add("Edit Profile");
heading1.Add("Beneficiary(ies)");
heading1.Add("Setup PIN");
listDataChild.Add(listDataHeader[0], heading1);// Header, Child data
ExpandedMenuModel item2 = new ExpandedMenuModel();
item2.Name = "Tools";
item2.Image = Resource.Drawable.ic_devices_grey_700_18dp;
listDataHeader.Add(item2);
List <String> heading2 = new List <String>();
heading2.Add("Portfolio");
heading2.Add("Share App with friends");
heading2.Add("Invite friends");
listDataChild.Add(listDataHeader[1], heading2);
ExpandedMenuModel item3 = new ExpandedMenuModel();
item3.Name = "Backup";
item3.Image = Resource.Drawable.ic_backup_grey_700_18dp;
listDataHeader.Add(item3);
List <String> heading3 = new List <String>();
heading3.Add("View Pockets");
heading3.Add("View Wallets");
heading3.Add("Send/Receive");
heading3.Add("View private keys");
heading3.Add("View QR Code");
listDataChild.Add(listDataHeader[2], heading3);
ExpandedMenuModel item4 = new ExpandedMenuModel();
item4.Name = "Pockets/Wallets";
item4.Image = Resource.Drawable.ic_shop_two_grey_700_18dp;
listDataHeader.Add(item4);
List <String> heading4 = new List <String>();
heading4.Add("Paper Wallet Printout");
heading4.Add("Email Wallet");
heading4.Add("Backing Phrase");
heading4.Add("Trusted 3rd Partys");
heading4.Add("Serious Help");
listDataChild.Add(listDataHeader[3], heading4);
ExpandedMenuModel item5 = new ExpandedMenuModel();
item5.Name = "Help";
item5.Image = Resource.Drawable.ic_help_grey_700_18dp;
listDataHeader.Add(item5);
List <string> heading5 = new List <string>();
heading5.Add("Support");
heading5.Add("FAQ");
listDataChild.Add(listDataHeader[4], heading5);
ExpandedMenuModel item6 = new ExpandedMenuModel();
item6.Name = "About";
item6.Image = Resource.Drawable.ic_info_grey_700_18dp;
listDataHeader.Add(item6);
List <string> heading6 = new List <string>();
heading6.Add("Website");
heading6.Add("Version");
heading6.Add("Support");
listDataChild.Add(listDataHeader[5], heading6);
}