Unexpected-Keyboard/srcs/juloo.keyboard2/ClipboardHistoryView.java

package juloo.keyboard2;

import android.content.Context;
import android.util.AttributeSet;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public final class ClipboardHistoryView extends ListView
  implements ClipboardHistoryService.OnClipboardHistoryChange
{
  List<String> _history;
  ClipboardEntriesAdapter _adapter;

  public ClipboardHistoryView(Context ctx, AttributeSet attrs)
  {
    super(ctx, attrs);
    _history = Collections.EMPTY_LIST;
    _adapter = this.new ClipboardEntriesAdapter();
    ClipboardHistoryService service = ClipboardHistoryService.get_service(ctx);
    if (service != null)
    {
      service.set_on_clipboard_history_change(this);
      _history = service.get_history();
    }
    setAdapter(_adapter);
  }

  @Override
  public void on_clipboard_history_change(List<String> history)
  {
    _history = history;
    _adapter.notifyDataSetChanged();
    invalidate();
  }

  @Override
  protected void onAttachedToWindow()
  {
    super.onAttachedToWindow();
    _adapter.notifyDataSetChanged();
  }

  class ClipboardEntriesAdapter extends BaseAdapter
  {
    public ClipboardEntriesAdapter() {}

    @Override
    public int getCount()
    {
      return _history.size();
    }

    public Object getItem(int pos)
    {
      return _history.get(pos);
    }

    public long getItemId(int pos)
    {
      return _history.get(pos).hashCode();
    }

    @Override
    public View getView(int pos, View v, ViewGroup _parent)
    {
      if (v == null)
        v = View.inflate(getContext(), R.layout.clipboard_pane_entry, null);
      ((TextView)v.findViewById(android.R.id.text1)).setText(_history.get(pos));
      return v;
    }
  }
}