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package com.gx_school.util;
import com.gx_school.activity.ArriveActivity;
import android.content.Context;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.widget.EditText;
public class EditTextWatcher{
private Context mContext;
public EditTextWatcher(Context context){
mContext = context;
}
/**
* 限制输入小数点后两位
* @param editText
*/
public void setPricePoint(final EditText editText) {
editText.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
String str = s.toString();
if(str.length() > 13){
str = str.substring(0, 13);
Log.v("result", str);
editText.setText(str);
editText.setSelection(13);
return;
}
if((str.length() == 3 || str.length() == 8) && str.charAt(str.length() - 1) != '-' && before < count){
str += "-";
editText.setText(str);
editText.setSelection(str.length());
return;
}
//删除时去掉横线
if((str.length() == 3 || str.length() == 8) && str.charAt(str.length() - 1) != '-' && before > count){
str = str.substring(0, str.length() - 1);
editText.setText(str);
editText.setSelection(str.length());
return;
}
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
Log.v("result", "beforeTextChanged " + s.toString());
}
@Override
public void afterTextChanged(Editable s) {
Log.v("result", "afterTextChanged " + s.toString());
}
});
}
/**
* 限制输入的长度
* @param editText
* @param len
*/
public void setEditLength(final EditText editText, final int len) {
editText.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
if(s.toString().length() > len){
String str = s.toString().subSequence(0, len).toString();
editText.setText(str);
editText.setSelection(str.length());
}
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,
int after) {
}
@Override
public void afterTextChanged(Editable s) {
// TODO Auto-generated method stub
}
});
}
}引用
phoneNum = (EditText) findViewById(R.id.et_arriver_phoneNumber);
new EditTextWatcher(ArriveActivity.this).setPricePoint(phoneNum);
