文本框工具类--TextViewUtil，--textviewutil,本工具类功能：给Text

文本框工具类--TextViewUtil，--textviewutil,本工具类功能：给Text

本工具类功能：给TextView设置部分大小给TextView设置部分颜色给TextView设置下划线半角转换为全角去除特殊字符或将所有中文标号替换为英文标号

/** * Created by peng on 2015/06/16. * 文本框工具类 */public class TextViewUtil {    //给TextView设置部分大小    public static void setPartialSize(TextView tv, int start, int end, int textSize) {        String s = tv.getText().toString();        Spannable spannable = new SpannableString(s);        spannable.setSpan(new AbsoluteSizeSpan(textSize), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);        tv.setText(spannable);    }    //给TextView设置部分颜色    public static void setPartialColor(TextView tv, int start, int end, int textColor) {        String s = tv.getText().toString();        Spannable spannable = new SpannableString(s);        spannable.setSpan(new ForegroundColorSpan(textColor), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);        tv.setText(spannable);    }    //给TextView设置下划线    public static void setUnderLine(TextView tv) {        if (tv.getText() != null) {            String udata = tv.getText().toString();            SpannableString content = new SpannableString(udata);            content.setSpan(new UnderlineSpan(), 0, udata.length(), 0);            tv.setText(content);            content.setSpan(new UnderlineSpan(), 0, udata.length(), 0);        } else {            tv.getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG);        }    }    //取消TextView的置下划线    public static void clearUnderLine(TextView tv) {        tv.getPaint().setFlags(0);    }    //半角转换为全角    public static String ToDBC(String input) {        char[] c = input.toCharArray();        for (int i = 0; i < c.length; i++) {            if (c[i] == 12288) {                c[i] = (char) 32;                continue;            }            if (c[i] > 65280 &amp;&amp; c[i] < 65375)                c[i] = (char) (c[i] - 65248);        }        return new String(c);    }    //去除特殊字符或将所有中文标号替换为英文标号    public static String replaceCharacter(String str) {        str = str.replaceAll("【", "[").replaceAll("】", "]")                .replaceAll("！", "!").replaceAll("：", ":").replaceAll("（", "(").replaceAll("（", ")");// 替换中文标号        String regEx = "[『』]"; // 清除掉特殊字符        Pattern p = Pattern.compile(regEx);        Matcher m = p.matcher(str);        return m.replaceAll("").trim();    }}