RecipientEditTextView.java 文件源码

private boolean commitChip(final int start,final int end,final Editable editable)
{
final ListAdapter adapter=getAdapter();
if(adapter!=null&&adapter.getCount()>0&&enoughToFilter()&&end==getSelectionEnd()&&!isPhoneQuery())
  {
  // choose the first entry.
  submitItemAtPosition(0);
  dismissDropDown();
  return true;
  }
else
  {
  int tokenEnd=mTokenizer.findTokenEnd(editable,start);
  if(editable.length()>tokenEnd+1)
    {
    final char charAt=editable.charAt(tokenEnd+1);
    if(charAt==COMMIT_CHAR_COMMA||charAt==COMMIT_CHAR_SEMICOLON)
      tokenEnd++;
    }
  final String text=editable.toString().substring(start,tokenEnd).trim();
  clearComposingText();
  if(text!=null&&text.length()>0&&!text.equals(" "))
    {
    final RecipientEntry entry=createTokenizedEntry(text);
    if(entry!=null)
      {
      QwertyKeyListener.markAsReplaced(editable,start,end,"");
      final CharSequence chipText=createChip(entry,false);
      if(chipText!=null&&start>-1&&end>-1)
        editable.replace(start,end,chipText);
      }
    // Only dismiss the dropdown if it is related to the text we
    // just committed.
    // For paste, it may not be as there are possibly multiple
    // tokens being added.
    if(end==getSelectionEnd())
      dismissDropDown();
    sanitizeBetween();
    return true;
    }
  }
return false;
}