EditText设置只能输入小数点后1位

来源：互联网发布：班车软件编辑：程序博客网时间：2024/05/29 12:42

//edittext设置监听product_cost_price_edit.addTextChangedListener(new MyTextWatcher(product_cost_price_edit));
class MyTextWatcher implements TextWatcher {    EditText et;    public MyTextWatcher(EditText et){        this.et = et;    }    @Override    public void beforeTextChanged(CharSequence s, int start, int count, int after) {    }    @Override    public void onTextChanged(CharSequence s, int start, int before, int count) {        if (s.toString().contains(".")) {            if (s.length() - 1 - s.toString().indexOf(".") > 1) {                s = s.toString().subSequence(0,                        s.toString().indexOf(".") + 2);                et.setText(s);                et.setSelection(s.length());            }        }        if (s.toString().trim().substring(0).equals(".")) {            s = "0" + s;            et.setText(s);            et.setSelection(2);        }        if (s.toString().startsWith("0")                && s.toString().trim().length() > 1) {            if (!s.toString().substring(1, 2).equals(".")) {                et.setText(s.subSequence(0, 1));                et.setSelection(1);                return;            }        }    }    @Override    public void afterTextChanged(Editable s) {    }}

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