处理新浪微博中@ #等格式 蓝色高亮~ 表情 以及点击事件

先上图看效果







表情只弄了一个,测试使用， 新浪微博接口中返回那么多表情 - - 还没处理，好像新浪微博客户端也有些没有处理到

正则不会处理#的问题

如 ： 其他文字#要的#不要的#要的#其他文字

最后会把 不要的 也给匹配到，

我用了笨点的方法处理了。。。

发关键代码，其他的下载附件 = =

TextUtils.java

[java] view
plaincopy

package com.zeng.span2.util;

import java.lang.ref.SoftReference;

import java.lang.reflect.Field;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

import android.app.Activity;

import android.content.Context;

import android.content.Intent;

import android.graphics.Color;

import android.graphics.drawable.Drawable;

import android.net.Uri;

import android.text.Spannable;

import android.text.SpannableString;

import android.text.Spanned;

import android.text.method.LinkMovementMethod;

import android.text.style.ClickableSpan;

import android.text.style.ForegroundColorSpan;

import android.text.style.ImageSpan;

import android.view.View;

import android.widget.TextView;

import com.zeng.span2.R;

import com.zeng.span2.TestPersonActivity;

import com.zeng.span2.TestTopicActivity;

import com.zeng.span2.model.Emotion;

/**

* 处理字体高亮

*

* @author zeng

*

*/

public class TextUtils {

private static List<Emotion> emotions = new ArrayList<Emotion>();

/**

*

* @param mContext

* @param textview

* @param content

* @param hasClick

* 是否添加click

*/

public static void textViewSpan(Context mContext, TextView textview, String content, boolean hasClick) {

List<PositionItem> list = paresString2(content);

Spannable span = new SpannableString(content);

// 测试表情

Emotion emotion = new Emotion(

"http://img.t.sinajs.cn/t35/style/images/common/face/ext/normal/7a/shenshou_org.gif", "[草泥马]");

if (emotions.isEmpty())

emotions.add(emotion);

// 结束测试

for (PositionItem pi : list) {

if (pi.getPrefixType() == 4) {

String imageName = "";

for (Emotion em : emotions) {

if (em.getPhrase().equals(pi.getContent())) {

imageName = em.getSaveName2();

break;

}

}

//

try {

Field f = (Field) R.drawable.class.getDeclaredField(imageName);

int eId = f.getInt(R.drawable.class);

Drawable drawable = mContext.getResources().getDrawable(eId);

if (drawable != null) {

drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());

ImageSpan imgSpan = new ImageSpan(drawable, ImageSpan.ALIGN_BASELINE);

span.setSpan(imgSpan, pi.start, pi.end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);

} else {

span.setSpan(new ForegroundColorSpan(Color.BLUE), pi.start, pi.end,

Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

}

} catch (Exception e) {

// TODO: handle exception

span.setSpan(new ForegroundColorSpan(Color.BLUE), pi.start, pi.end,

Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

}

} else {

if (hasClick)

span.setSpan(new TextClickSapn(mContext, pi), pi.start, pi.end,

Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

else

span.setSpan(new ForegroundColorSpan(Color.BLUE), pi.start, pi.end,

Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);

}

}

textview.setText(span);

if (hasClick)

textview.setMovementMethod(LinkMovementMethod.getInstance());

}

public static List<PositionItem> paresString(String content) {

String regex = "@[^\\s:：《]+([\\s:：《]|$)|#(.+?)#|http://t\\.cn/\\w+|\\[(.*?)\\]";

Pattern p = Pattern.compile(regex);

Matcher m = p.matcher(content);

boolean b = m.find();

List<PositionItem> list = new ArrayList<PositionItem>();

while (b) {

System.out.println(m.start());

System.out.println(m.end());

System.out.println(m.group());

int start = m.start();

int end = m.end();

String str = m.group();

list.add(new PositionItem(start, end, str, content.length()));

b = m.find(m.end() - 1);

}

return list;

}

/**

* 这个是处理一条信息有多个#...

*

* @param content

* @return

*/

public static List<PositionItem> paresString2(String content) {

String regex = "@[^\\s:：《]+([\\s:：《]|$)|#(.+?)#|http://t\\.cn/\\w+|\\[(.*?)\\]";

Pattern p = Pattern.compile(regex);

Matcher m = p.matcher(content);

boolean b = m.find();

List<PositionItem> list = new ArrayList<PositionItem>();

int count = 0;

int lastIndex = 0;

while (b) {

System.out.println(m.start());

System.out.println(m.end());

System.out.println(m.group());

int start = m.start();

int end = m.end();

String str = m.group();

if (str.startsWith("#")) {

count++;

if (count % 2 == 0) {

b = m.find(lastIndex);

continue;

}

}

list.add(new PositionItem(start, end, str, content.length()));

b = m.find(m.end() - 1);

try {

lastIndex = m.start() + 1;

} catch (Exception e) {

// TODO: handle exception

}

}

return list;

}

private static class TextClickSapn extends ClickableSpan {

private PositionItem item;

private Context mContext;

public TextClickSapn(Context context, PositionItem item) {

// TODO Auto-generated constructor stub

this.item = item;

this.mContext = context;

}

@Override

public void onClick(View widget) {

// TODO Auto-generated method stub

switch (item.getPrefixType()) {

case 1:

Intent it_person = new Intent(mContext, TestPersonActivity.class);

it_person.putExtra("content", item.getContentWithoutPrefix());

mContext.startActivity(it_person);

break;

case 2:

Intent it_topic = new Intent(mContext, TestTopicActivity.class);

it_topic.putExtra("content", item.getContentWithoutPrefix());

mContext.startActivity(it_topic);

break;

case 3:

// 直接使用调用浏览器

// 这个是短链 ，还需要条用微博接口，转成原始连接 才能访问

// 先使用短链去调用接口，获取长链，再启动浏览器

Intent intent = new Intent();

// intent.setAction("android.intent.action.VIEW");

Uri content_url = Uri.parse("http://www.sina.com");

intent = new Intent(Intent.ACTION_VIEW);

intent.setData(content_url);

intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

mContext.startActivity(intent);

break;

default:

break;

}

}

}

public static class PositionItem {

public int start;

public int end;

private int prefixType;

private String content;

private int strLenght;

public PositionItem(int start, int end, String content, int strLenght) {

// TODO Auto-generated constructor stub

this.start = start;

this.end = end;

this.content = content;

this.strLenght = strLenght;

}

public PositionItem(int start, int end, String content) {

// TODO Auto-generated constructor stub

this.start = start;

this.end = end;

this.content = content;

}

public String getContent() {

return content;

}

public String getContentWithoutPrefix() {

switch (getPrefixType()) {

case 1:

if (end == strLenght)

return content.substring(1, strLenght);

return content.substring(1, content.length() - 1);

case 2:

return content.substring(1, content.length() - 1);

case 3:

return content;

default:

return content;

}

}

/**

* 1 @ 人物 2 # 话题 3 http://t.cn/ 短链 4 [ 表情

*

* @return

*/

public int getPrefixType() {

if (content.startsWith("@"))

return 1;

if (content.startsWith("#"))

return 2;

if (content.startsWith("http://"))

return 3;

if (content.startsWith("["))

return 4;

return -1;

}

}

}

若有好的办法处理#的问题，求告知!

下面是附件连接
http://download.csdn.net/download/zgf1991/4888699
点击打开链接