Android 使用SpannableString[/Builder]和富文本
我正在尝试构建富文本,其中第一部分说“查找:”并以粗体显示,但其余部分不以粗体显示。这是我的代码:Android 使用SpannableString[/Builder]和富文本,android,spannablestring,Android,Spannablestring,我正在尝试构建富文本,其中第一部分说“查找:”并以粗体显示,但其余部分不以粗体显示。这是我的代码: SpannableStringBuilder lookingForString = new SpannableStringBuilder("Looking for: "); lookingForString.setSpan(new StyleSpan(Typeface.BOLD), 0, lookingForString.length(),
SpannableStringBuilder lookingForString = new SpannableStringBuilder("Looking for: ");
lookingForString.setSpan(new StyleSpan(Typeface.BOLD), 0, lookingForString.length(),
0);
int start = (lookingForString.length() - 1);
for (int i = 0; i < looking_for_names.length(); ++i) {
// No comma before the first and after the last 'Looking for' value
if (i > 0) {
lookingForString.append(", ");
lookingForString.setSpan(new StyleSpan(Typeface.NORMAL), start,
(lookingForString.length() - 1), 0);
start += 2;
}
String lfItem = looking_for_names.optString(i);
lookingForString.append(lfItem);
lookingForString.setSpan(new StyleSpan(Typeface.NORMAL), start,
(lookingForString.length() - 1), 0);
start += lfItem.length();
}
tvLookingFor.setText(lookingForString, BufferType.SPANNABLE);
SpannableStringBuilder lookingForString=new SpannableStringBuilder(“查找:”);
lookingForString.setSpan(新样式span(Typeface.BOLD),0,lookingForString.length(),
0);
int start=(lookingForString.length()-1);
for(int i=0;i0){
lookingForString.append(“,”);
查找字符串.setSpan(新样式span(Typeface.NORMAL),开始,
(lookingForString.length()-1),0);
启动+=2;
}
字符串lfItem=查找名称。optString(i);
lookingForString.append(lfItem);
查找字符串.setSpan(新样式span(Typeface.NORMAL),开始,
(lookingForString.length()-1),0);
start+=lfItem.length();
}
tvLookingFor.setText(lookingForString,BufferType.Spanable);
但是,结果是整行以粗体显示。我尝试了很多变体,但我无法正确控制字体。。。无论我如何编码,它都倾向于保留第一种字体
我怎样才能只将“查找:”设置为粗体,而将其余文本设置为常规(非粗体)?如果只需要将部分文本设置为粗体,那么只需使用html标记即可
String htmlString="<b>Looking for: Bold</b> and Normal";
tvLookingFor.setText(Html.fromHtml(htmlString), TextView.BufferType.SPANNABLE);
String htmlString=“查找:粗体和普通”;
tvLookingFor.setText(Html.fromHtml(htmlString),TextView.BufferType.Spanable);
如果只需要加粗文本部分,那么只需使用html标记即可
String htmlString="<b>Looking for: Bold</b> and Normal";
tvLookingFor.setText(Html.fromHtml(htmlString), TextView.BufferType.SPANNABLE);
String htmlString=“查找:粗体和普通”;
tvLookingFor.setText(Html.fromHtml(htmlString),TextView.BufferType.Spanable);
这是通过编程实现的吗?我看到的文档说它只适用于strings.xml中的字符串。任何html字符串都可以。请记住,并非所有html标记都受支持。虽然你可以手动处理不受支持的标记。这是通过编程实现的吗?我看到的文档说它只适用于strings.xml中的字符串。任何html字符串都可以。请记住,并非所有html标记都受支持。尽管你可以手动处理不支持的标签。