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public static void setTextChangedListener(final EditText edittext, final ImageView imageView){        edittext.addTextChangedListener(new TextWatcher() {            @Override            public void beforeTextChanged(CharSequence s, int start, int count, int after) {            }            @Override            public void onTextChanged(CharSequence s, int start, int before, int count) {                imageView.setVisibility(View.VISIBLE);            }            @Override            public void afterTextChanged(Editable s) {                if (edittext.getText().toString().equals("")){                    imageView.setVisibility(View.INVISIBLE);                }            }        });        imageView.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                edittext.setText("");            }        });    }    public static void setTextChangedListener_Dot(EditText edittext){        edittext.addTextChangedListener(new TextWatcher() {            @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 (count != before) {                    String resultStr = "";                    String normalStr = s.toString().replace(",", "");                    int b = normalStr.length() / 3;                    if (normalStr.length() >= 3 ) {                        int dot = normalStr.length() % 3;                        if (dot == 0) {                            b = normalStr.length() / 3 - 1;                            dot = 3;                        }                        for (int i = 0; i < b; i++) {                            resultStr = resultStr + normalStr.substring(0, dot) + "," + normalStr.substring(dot, 3);                            normalStr = normalStr.substring(3, normalStr.length());                        }                        resultStr = resultStr + normalStr;                        edittext.setText(resultStr);                    }                }                edittext.setSelection(edittext.getText().length());            }            @Override            public void afterTextChanged(Editable s) {            }        });    }    public static void setText_Dot(TextView tv,String text){        String resultStr = "";        String normalStr = text.replace(",", "");        int b = normalStr.length() / 3;        if (normalStr.length() >= 3 ) {            int dot = normalStr.length() % 3;            if (dot == 0) {                b = normalStr.length() / 3 - 1;                dot = 3;            }            for (int i = 0; i < b; i++) {                resultStr = resultStr + normalStr.substring(0, dot) + "," + normalStr.substring(dot, 3);                normalStr = normalStr.substring(3, normalStr.length());            }            resultStr = resultStr + normalStr;            tv.setText(resultStr);        }    }    public static String getText_EditText_Dot(final EditText edittext){        return edittext.getText().toString().replace(",", "");    }    public static String getText_TextView_Dot(final TextView tv){        return tv.getText().toString().replace(",", "");    }

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