package com.kanchufang.privatedoctor.util.spannableparser;import android.text.Layout;
import android.text.Selection;
import android.text.Spannable;
import android.text.method.LinkMovementMethod;
import android.text.style.ClickableSpan;
import android.view.MotionEvent;
import android.widget.TextView;/*** Author: wangjie* Email: tiantian.china.2@gmail.com* Date: 7/3/14.*/
public class LinkMovementClickMethod extends LinkMovementMethod{private long lastClickTime;private static final long CLICK_DELAY = 500l;@Overridepublic 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) {if(System.currentTimeMillis() - lastClickTime < CLICK_DELAY){link[0].onClick(widget);}} else if (action == MotionEvent.ACTION_DOWN) {Selection.setSelection(buffer,buffer.getSpanStart(link[0]),buffer.getSpanEnd(link[0]));lastClickTime = System.currentTimeMillis();}return true;} else {Selection.removeSelection(buffer);}}return super.onTouchEvent(widget, buffer, event);}public static LinkMovementClickMethod getInstance(){if(null == sInstance){sInstance = new LinkMovementClickMethod();}return sInstance;}private static LinkMovementClickMethod sInstance;}