Java代码
package com.cm;
import java.util.ArrayList;
import android.R.color;
import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.os.Bundle;
import android.text.Html;
import android.text.Spannable;
import android.text.SpannableStringBuilder;
import android.text.method.LinkMovementMethod;
import android.text.style.ClickableSpan;
import android.text.style.URLSpan;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
public class TextHtml extends Activity {
private TextView tv;
private static Context ctx;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
tv = new TextView(this);
ctx = this;
String htmlLinkText ="我是超链接"+ "<a style=\"color:red;\" href='lianjie'>超链接点击事件</a>";
// 文字的样式（style）被覆盖，不能改变……
tv.setText(Html.fromHtml(htmlLinkText));
tv.setMovementMethod(LinkMovementMethod.getInstance());
CharSequence text = tv.getText();
if (text instanceof Spannable) {
int end = text.length();
Spannable sp = (Spannable) tv.getText();
URLSpan[] urls = sp.getSpans(0, end, URLSpan.class);
SpannableStringBuilder style = new SpannableStringBuilder(text);
style.clearSpans();// should clear old spans
//循环把链接发过去
for (URLSpan url : urls) {
MyURLSpan myURLSpan = new MyURLSpan(url.getURL());
style.setSpan(myURLSpan, sp.getSpanStart(url),
sp.getSpanEnd(url), Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
}
tv.setText(style);
}
setContentView(tv);
}
private static class MyURLSpan extends ClickableSpan {
private String mUrl;
MyURLSpan(String url) {
mUrl = url;
}
@Override
public void onClick(View widget) {
if(mUrl .equal(lianjie)){
Toast.makeText(ctx, mUrl, Toast.LENGTH_LONG).show();
widget.setBackgroundColor(Color.parseColor("#00000000"));
}
}
}
}
