我正在使用MultiAutoCompleteTextView
做一个简单的程序,当我输入几个字母时,它会提示常用的单词。
代码:
ArrayAdapter<String> adapter = new ArrayAdapter<String>(
this,
android.R.layout.simple_dropdown_item_1line,
ary);
MultiAutoCompleteTextView textView = (MultiAutoCompleteTextView) findViewById(R.id.editText);
textView.setAdapter(adapter);
textView.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());
private String[] ary = new String[] {
"abc",
"abcd",
"abcde",
"abcdef",
"abcdefg",
"hij",
"hijk",
"hijkl",
"hijklm",
"hijklmn",
};
现在,当我输入'a‘并选择"abcd“时,结果变成了"abcd,”。如何用空格代替逗号?
谢谢!
发布于 2011-01-05 01:44:41
public class SpaceTokenizer implements Tokenizer {
public int findTokenStart(CharSequence text, int cursor) {
int i = cursor;
while (i > 0 && text.charAt(i - 1) != ' ') {
i--;
}
while (i < cursor && text.charAt(i) == ' ') {
i++;
}
return i;
}
public int findTokenEnd(CharSequence text, int cursor) {
int i = cursor;
int len = text.length();
while (i < len) {
if (text.charAt(i) == ' ') {
return i;
} else {
i++;
}
}
return len;
}
public CharSequence terminateToken(CharSequence text) {
int i = text.length();
while (i > 0 && text.charAt(i - 1) == ' ') {
i--;
}
if (i > 0 && text.charAt(i - 1) == ' ') {
return text;
} else {
if (text instanceof Spanned) {
SpannableString sp = new SpannableString(text + " ");
TextUtils.copySpansFrom((Spanned) text, 0, text.length(),
Object.class, sp, 0);
return sp;
} else {
return text + " ";
}
}
}
}
发布于 2010-08-14 22:24:15
实现它的方法是实现您自己的Tokenizer。出现逗号的原因是因为您使用的是CommaTokenizer,它就是为此而设计的。如果您需要有关如何实现自己的SpaceTokenizer的参考资料,也可以查看the source code for CommaTokenizer。
发布于 2010-12-11 12:19:33
https://stackoverflow.com/questions/3482981
复制相似问题