Saturday, January 28, 2017

Format EditText number with comma

This is how to format number with comma of an EditText when we enter the number.

1.activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:background="#e6e6e6"
    android:orientation="vertical" >
    <EditText
        android:id="@+id/et_number"
        android:layout_width="match_parent"
        android:layout_height="50dp"
        android:background="#fff"
        android:imeOptions="actionDone"
        android:inputType="number|text"
        android:maxLines="1"
        android:maxLength="17"
        android:textColor="#000"
        android:textSize="17sp"
        android:textStyle="bold" />
</LinearLayout>

2.MainActivity.java

public class MainActivity extends Activity {
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        final EditText editText = (EditText) findViewById(R.id.et_number);
        editText.addTextChangedListener(new TextWatcher() {
            boolean isEdiging;

            public void onTextChanged(CharSequence s, int start, int before, int count) {
            }

            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
            }

            public void afterTextChanged(Editable s) {
                if (isEdiging) return;
                isEdiging = true;
                String str = s.toString().replaceAll("[^\\d]", "");
                double s1 = 0;
                try {
                    s1 = Double.parseDouble(str);
                } catch (NumberFormatException e) {
                    e.printStackTrace();
                }
                NumberFormat nf2 = NumberFormat.getInstance(Locale.ENGLISH);
                ((DecimalFormat) nf2).applyPattern("###,###.###");
                s.replace(0, s.length(), nf2.format(s1));

                if (s.toString().equals("0")) {
                    editText.setText("");
                }
                isEdiging = false;
            }
        });
    }
}

2 comments

not working... the app not responding


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