import android.content.Context;
import android.text.Html;
import android.text.Layout;
import android.text.Selection;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.SpannableStringBuilder;
import android.text.method.LinkMovementMethod;
import android.text.method.Touch;
import android.text.style.ClickableSpan;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.widget.TextView;

public class TextViewFixTouchConsume extends TextView
{
  private ExpressionUtil expressionUtil = null;
  boolean dontConsumeNonUrlClicks = true;
  boolean linkHit;

  public TextViewFixTouchConsume(Context context)
  {
    super(context);
    expressionUtil = new ExpressionUtil(context);
  }

  public TextViewFixTouchConsume(Context context, AttributeSet attrs)
  {
    super(context, attrs);
    expressionUtil = new ExpressionUtil(context);
  }

  public TextViewFixTouchConsume(Context context, AttributeSet attrs, int defStyle)
  {
    super(context, attrs, defStyle);
    expressionUtil = new ExpressionUtil(context);
  }

  @Override
  public boolean onTouchEvent(MotionEvent event)
  {
    linkHit = false;
    boolean res = super.onTouchEvent(event);

    if (dontConsumeNonUrlClicks)
      return linkHit;
    return res;

  }
//此處改成自己想顯示的內容。我這是處理表情expressionUtil.getExpressionString（String string）-----處理表情類，
  public void setTextViewHTML(Context context,String html)
  {
    //SpannableString spannableString = expressionUtil.getExpressionString(html);
    //setText(spannableString);
     setText(html);
 }

  public static class LocalLinkMovementMethod extends LinkMovementMethod
  {
    static LocalLinkMovementMethod sInstance;

    public static LocalLinkMovementMethod getInstance()
    {
      if (sInstance == null)
        sInstance = new LocalLinkMovementMethod();
      return sInstance;
    }

    @Override
    public boolean onTouchEvent(TextView widget, Spannable buffer, MotionEvent event)
    {
      int action = event.getAction();

      if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_DOWN)
      {
        int x = (int) event.getX();
        int y = (int) event.getY();

        x -= widget.getTotalPaddingLeft();
        y -= widget.getTotalPaddingTop();

        x += widget.getScrollX();
        y += widget.getScrollY();

        Layout layout = widget.getLayout();
        int line = layout.getLineForVertical(y);
        int off = layout.getOffsetForHorizontal(line, x);

        ClickableSpan[] link = buffer.getSpans(off, off, ClickableSpan.class);

        if (link.length != 0)
        {
          if (action == MotionEvent.ACTION_UP)
          {
            link[0].onClick(widget);
          } else if (action == MotionEvent.ACTION_DOWN)
          {
            Selection.setSelection(buffer, buffer.getSpanStart(link[0]), buffer.getSpanEnd(link[0]));
          }

          if (widget instanceof TextViewFixTouchConsume)
          {
            ((TextViewFixTouchConsume) widget).linkHit = true;
          }
          return true;
        } else
        {
          Selection.removeSelection(buffer);
          Touch.onTouchEvent(widget, buffer, event);
          return false;
        }
      }
      return Touch.onTouchEvent(widget, buffer, event);
    }
  }

}