Android SpannableString的用法

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转自：http://blog.sina.com.cn/s/blog_3e333c4a0101c9wd.html
private void addUrlSpan() {      SpannableString spanString = new SpannableString("超链接");      URLSpan span = new URLSpan("tel:0123456789");      spanString.setSpan(span, 0, 3, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }       private void addBackColorSpan() {      SpannableString spanString = new SpannableString("文字背景颜色");      BackgroundColorSpan span = new BackgroundColorSpan(Color.YELLOW);      spanString.setSpan(span, 0, 3, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }       private void addForeColorSpan() {      SpannableString spanString = new SpannableString("文字前景颜色");      ForegroundColorSpan span = new ForegroundColorSpan(Color.BLUE);      spanString.setSpan(span, 0, 3, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }       private void addFontSpan() {      SpannableString spanString = new SpannableString("36号字体");      AbsoluteSizeSpan span = new AbsoluteSizeSpan(36);      spanString.setSpan(span, 0, 5, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }       private void addStyleSpan() {      SpannableString spanString = new SpannableString("BIBI");      StyleSpan span = new StyleSpan(Typeface.BOLD_ITALIC);//加粗      spanString.setSpan(span, 0, 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }       private void addStrikeSpan() {      SpannableString spanString = new SpannableString("删除线");      StrikethroughSpan span = new StrikethroughSpan();      spanString.setSpan(span, 0, 3, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }     private void addUnderLineSpan() {      SpannableString spanString = new SpannableString("下划线");      UnderlineSpan span = new UnderlineSpan();      spanString.setSpan(span, 0, 3, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }        //图片private void addImageSpan() {      SpannableString spanString = new SpannableString(" ");      Drawable d = getResources().getDrawable(R.drawable.ic_launcher);      d.setBounds(0, 0, d.getIntrinsicWidth(), d.getIntrinsicHeight());      ImageSpan span = new ImageSpan(d, ImageSpan.ALIGN_BASELINE);      spanString.setSpan(span, 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);      tv.append(spanString);  }  }
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