public override View GetView(int position, View convertView, ViewGroup parent)
{
DataViewHolder holder = null;
if (convertView == null)
{
convertView = LayoutInflater.From(mContext).Inflate(Resource.Layout.item_layout, null, false);
holder = new DataViewHolder();
holder.ll = convertView.FindViewById <LinearLayout>(Resource.Id.ll);
holder.txtDescription = convertView.FindViewById <TextView>(Resource.Id.txtDescription);
holder.ms = convertView.FindViewById <Switch>(Resource.Id.sw);
convertView.Tag = holder;
}
else
{
holder = convertView.Tag as DataViewHolder;
}
holder.ms.Tag = position;
// init
holder.txtDescription.Text = mitems[position].position;
holder.ms.Focusable = false;
holder.ms.Checked = mitems[position].isCheck;
holder.ms.CheckedChange += Ms_CheckedChange;
Log.Error("position : check", (int)holder.ms.Tag + " : " + mitems[position].isCheck);
return(convertView);
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
DataViewHolder holder = null;
if (convertView == null)
{
convertView = LayoutInflater.From(mContext).Inflate(Resource.Layout.CoinList, null, false);
holder = new DataViewHolder();
holder.tv = convertView.FindViewById <TextView>(Resource.Id.CoinName);
holder.iv = convertView.FindViewById <ImageView>(Resource.Id.imageView1);
holder.cb = convertView.FindViewById <CheckBox>(Resource.Id.checkBox1);
convertView.Tag = holder;
}
else
{
holder = convertView.Tag as DataViewHolder;
}
holder.cb.Tag = position;
holder.tv.Text = mitems[position].Name;
holder.cb.Focusable = false;
holder.cb.Checked = mitems[position].bl;
holder.iv.SetImageResource(Resource.Drawable.dapao);
// holder.tv.SetTextColor(mContext.GetColorStateList(Resource.Color.filename));
//Add CheckedChange event to detect the CheckBox's click event and change the mitems's CheckBox's state.
holder.cb.CheckedChange += Cb_CheckedChange;
return(convertView);
}
// Replace the contents of a view (invoked by the layout manager)
public override void OnBindViewHolder(RecyclerView.ViewHolder viewHolder, int position)
{
string item = items[position];
viewHolderV2 = (DataViewHolder)viewHolder;
// Replace the contents of the view with that element
//var holder = (DataViewHolder)viewHolder;
//holder.TextView.Text = items[position];
//holder.setDataDetails(item);
((DataViewHolder)viewHolder).setDataDetails(item);
}
// Create new views (invoked by the layout manager)
public override RecyclerView.ViewHolder OnCreateViewHolder(ViewGroup parent, int viewType)
{
//Setup your layout here
var itemView = LayoutInflater.From(parent.Context).Inflate(Resource.Layout.my_recycler_item, parent, false);
//var id = Resource.Layout.__YOUR_ITEM_HERE;
//itemView = LayoutInflater.From(parent.Context).
// Inflate(id, parent, false);
var vh = new DataViewHolder(itemView, OnClick, OnLongClick);
return(vh);
}
public void HandleDownloaded(BitmapType bitmap)
{
DataViewHolder holder = (DataViewHolder)binding;
if (this != holder.CurrentDownloader)
{
Logger.Trace("ChatAdapter original view is no longer bound");
return;
}
object temp = bitmap;
if (bitmap is Drawable)
{
holder.AvatarImageView.SetImageDrawable((Drawable)temp);
}
else
{
holder.AvatarImageView.SetImageBitmap((Bitmap)temp);
}
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
DataViewHolder holder = null;
if (convertView == null)
{
convertView = LayoutInflater.From(mContext).Inflate(Resource.Layout.item_layout, null, false);
holder = new DataViewHolder();
holder.txtDescription = convertView.FindViewById <TextView>(Resource.Id.txtDescription);
holder.txtDescription.Click += delegate
{
Log.Error("lv", "" + (int)holder.txtDescription.Tag);
mList.Add((int)holder.txtDescription.Tag);
holder.txtDescription.SetBackgroundColor(Color.Red);
};
convertView.Tag = holder;
}
else
{
holder = convertView.Tag as DataViewHolder;
}
holder.txtDescription.Tag = position;
Log.Error("position", "" + position);
holder.txtDescription.Text = mitems[position];
if (!mList.Contains(position))
{
Log.Error("-----", "--------------");
holder.txtDescription.SetBackgroundColor(Color.Transparent);
}
else
{
Log.Error("++++", "+++++++++++++");
holder.txtDescription.SetBackgroundColor(Color.Red);
}
return(convertView);
}
public AvatarDownloader(DataViewHolder binding)
{
this.binding = binding;
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
View view = convertView; // re-use an existing view, if one is available
ViewHolder holder = null;
HeaderViewHolder headerHolder = null;
DataViewHolder dataHolder = null;
bool firstTimeResourceLoaded = false;
ListItemType @type = (ListItemType)GetItemViewType(position);
if (view == null) // otherwise create a new one
{
firstTimeResourceLoaded = true;
{
switch (@type)
{
case ListItemType.LeftHeader:
view = context.LayoutInflater.Inflate(Resource.Layout.ChatLeftSideHeaderListItem, null);
holder = headerHolder = new HeaderViewHolder();
headerHolder.Name = view.FindViewById <TextView> (Resource.Id.nameTextView);
headerHolder.Time = view.FindViewById <TextView> (Resource.Id.timeTextView);
break;
case ListItemType.RightHeader:
view = context.LayoutInflater.Inflate(Resource.Layout.ChatRightSideHeaderListItem, null);
holder = headerHolder = new HeaderViewHolder();
headerHolder.Name = view.FindViewById <TextView> (Resource.Id.nameTextView);
headerHolder.Time = view.FindViewById <TextView> (Resource.Id.timeTextView);
break;
case ListItemType.Left:
view = context.LayoutInflater.Inflate(Resource.Layout.ChatLeftSideListItem, null);
holder = dataHolder = new DataViewHolder();
dataHolder.AvatarImageView = view.FindViewById <ImageView> (Resource.Id.avatarImageView);
dataHolder.Message = view.FindViewById <TextView> (Resource.Id.bubbleTextView);
break;
case ListItemType.Right:
view = context.LayoutInflater.Inflate(Resource.Layout.ChatRightSideListItem, null);
holder = dataHolder = new DataViewHolder();
dataHolder.AvatarImageView = view.FindViewById <ImageView> (Resource.Id.avatarImageView);
dataHolder.Message = view.FindViewById <TextView> (Resource.Id.bubbleTextView);
break;
case ListItemType.Margin:
view = context.LayoutInflater.Inflate(Resource.Layout.ChatMarginHeaderListItem, null);
break;
default:
throw new NotImplementedException();
}
}
if (null != dataHolder)
{
dataHolder.OriginalEmptyAvatarDrawable = dataHolder.AvatarImageView.Drawable;
dataHolder.AvatarWidth = dataHolder.AvatarImageView.LayoutParameters.Width;
dataHolder.AvatarHeight = dataHolder.AvatarImageView.LayoutParameters.Height;
// if these fail, you'll need to recode the source to delay the fetching of the avatar until after the render figures out the exact dimensions of the image
Contract.Assume(((dataHolder.AvatarWidth != ViewGroup.LayoutParams.MatchParent) && (dataHolder.AvatarWidth != ViewGroup.LayoutParams.WrapContent)));
Contract.Assume(((dataHolder.AvatarHeight != ViewGroup.LayoutParams.MatchParent) && (dataHolder.AvatarHeight != ViewGroup.LayoutParams.WrapContent)));
}
// holder.LabelTextView = view.FindViewById<TextView> (Resource.Id.labelTextView);
view.Tag = holder;
}
else
{
holder = view.Tag as ViewHolder;
switch (@type)
{
case ListItemType.LeftHeader:
case ListItemType.RightHeader:
holder = headerHolder = (HeaderViewHolder)view.Tag;
break;
case ListItemType.Left:
case ListItemType.Right:
holder = dataHolder = (DataViewHolder)view.Tag;
break;
case ListItemType.Margin:
break;
default:
throw new NotImplementedException();
}
}
int person = 0;
{
switch (position % (7 * 2))
{
case 0:
headerHolder.Name.Text = "Alice Apples";
headerHolder.Time.Text = "2014-02-08 11:11 am";
break;
case 1:
dataHolder.Message.Text = "Hello?";
break;
case 2:
headerHolder.Name.Text = "Bob Baker";
headerHolder.Time.Text = "2014-02-08 11:12 am";
break;
case 3:
person = 1;
dataHolder.Message.Text = "Hello!";
break;
case 4:
break;
case 5:
person = 1;
dataHolder.Message.Text = "Wassup?";
break;
case 6:
headerHolder.Name.Text = "Alice Apples";
headerHolder.Time.Text = "2014-02-08 11:12 am";
break;
case 7:
dataHolder.Message.Text = "Can you come get me at the steak house? My date turned out to be a real jerk.";
break;
case 8:
headerHolder.Name.Text = "Bob Baker";
headerHolder.Time.Text = "2014-02-08 11:13 am";
break;
case 9:
person = 1;
dataHolder.Message.Text = "Of course";
break;
case 10:
break;
case 11:
person = 1;
dataHolder.Message.Text = "Are you somewhere warm? It's sure cold out this time of the year.";
break;
case 12:
headerHolder.Name.Text = "Alice Apples";
headerHolder.Time.Text = "2014-02-08 11:14 am";
break;
case 13:
dataHolder.Message.Text = "Yes, I am warm and safe. Thanks for asking.";
break;
default:
break;
}
}
if (null != dataHolder)
{
dataHolder.CurrentDownloader = new AvatarDownloader(dataHolder);
BitmapType bitmap = downloader.FetchNowOrAsyncDownload(
bogusUrls [person],
dataHolder.AvatarWidth,
dataHolder.AvatarHeight,
dataHolder.CurrentDownloader.HandleDownloaded
);
if (null != bitmap)
{
dataHolder.AvatarImageView.SetImageDrawable(bitmap);
}
else
{
if (!firstTimeResourceLoaded)
{
dataHolder.AvatarImageView.SetImageDrawable(dataHolder.OriginalEmptyAvatarDrawable); // reset back to original drawable
}
}
}
return(view);
}