package com.troy.xifan.view; import android.text.Layout; import android.text.Selection; import android.text.Spannable; import android.text.method.BaseMovementMethod; import android.text.style.ClickableSpan; import android.view.MotionEvent; import android.widget.TextView; /** * Created by chenlongfei on 2016/12/15. */ public class ClickLinkMovementMethod extends BaseMovementMethod { private static ClickLinkMovementMethod sInstance; public static ClickLinkMovementMethod getInstance() { if (sInstance == null) { sInstance = new ClickLinkMovementMethod(); } return sInstance; } @Override public boolean onTouchEvent(TextView widget, Spannable buffer, MotionEvent event) { int action = event.getActionMasked(); 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 { Selection.setSelection(buffer, buffer.getSpanStart(link[0]), buffer.getSpanEnd(link[0])); } return true; } else { Selection.removeSelection(buffer); } } return false; } @Override public void initialize(TextView widget, Spannable text) { Selection.removeSelection(text); } }