要想改为其他的分隔符需再写个类
SemicolonTokenizer类
package com.example.android_06;
import android.text.SpannableString;
import android.text.Spanned;
import android.text.TextUtils;
import android.widget.MultiAutoCompleteTextView;
public class SemicolonTokenizer implements MultiAutoCompleteTextView.Tokenizer {
private char charS;
private String mSTring;
//构造方法
public SemicolonTokenizer(char charS) {
this.charS = charS;
mSTring = String.valueOf(charS);
}
public int findTokenStart(CharSequence text, int cursor) {
int i = cursor;
while (i > 0 && text.charAt(i - 1) != charS) {
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) == charS) {
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) == charS) {
return text;
} else {
if (text instanceof Spanned) {
SpannableString sp = new SpannableString(text + mSTring);
TextUtils.copySpansFrom((Spanned) text, 0, text.length(), Object.class, sp, 0);
return sp;
} else {
return text + mSTring;
}
}
}
}
MainActivity类
package com.example.android_06;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.MultiAutoCompleteTextView;
import android.widget.SimpleAdapter;
import android.widget.Spinner;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class MainActivity extends AppCompatActivity {
// 高级控件搜索提示框(多次提示)
private String[] data4;
private ArrayAdapter adapter4;
private MultiAutoCompleteTextView mactv_main_context;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
/**
* 高级控件搜索提示框(多次提示)(作业)
*/
data4 = new String[]{ "愤怒的小鸟", "汤姆猫", "落汤鸡", "牛牛", "哈巴狗", "神龙", "烤鸭", "小象", "美人鱼", "九尾狐" };
adapter4 = new ArrayAdapter(this,R.layout.actv_main_item1,data4);
MultiAutoCompleteTextView.Tokenizer t = new MultiAutoCompleteTextView.CommaTokenizer();
mactv_main_context.setTokenizer(t);
//设置你想要的分隔符
mactv_main_context.setTokenizer(new SemicolonTokenizer(';'));
mactv_main_context.setAdapter(adapter4);
}
/**
* 初始化
*/
public void initView(){
actv_main_context = findViewById(R.id.actv_main_context);
spinner_main_img = findViewById(R.id.spinner_main_img);
mactv_main_context = findViewById(R.id.mactv_main_context);
}
}