An android widget to input passcode.

<dependency>
  <groupId>online.devliving</groupId>
  <artifactId>passcodeview</artifactId>
  <version>1.0.3</version>
  <type>pom</type>
</dependency>

compile 'online.devliving:passcodeview:1.0.3'

PasscodeView is a ViewGroup subclass. So it can easily be added in any xml layout file.

<online.devliving.passcodeview.PasscodeView
        android:id="@ id/passcode_view"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="center_horizontal"
        passcodeView:numDigits="5"
        android:layout_marginTop="@dimen/activity_vertical_margin"
        />

• requestToShowKeyboard() - Request the PasscodeView to be focused programmatically
• setText(CharSequence text) - Set Passcode programmatically
• clearText() - Clear Passcode
• getText() - get entered Passcode
• setPasscodeEntryListener(PasscodeEntryListener mPasscodeEntryListener) - Set a listener to get notified when the Passcode has been entered

• onPasscodeEntered(String passcode) - Called when all the digits of the passcode has been entered

passcodeView.setPasscodeEntryListener(new PasscodeView.PasscodeEntryListener() {
            @Override
            public void onPasscodeEntered(String passcode) {
                Toast.makeText(SampleActivity.this, "Passcode entered: "   passcode, Toast.LENGTH_SHORT).show();
            }
        });

• numDigits - Number of passcode digits
• digitElevation - Elevation of each digit, only applicable for OS version >= Lollipop
• digitRadius - radius for digit circle 16dip by default
• digitInnerRadius - radius for digit inner circle 10dip by default
• controlColor - color of the outer circle in normal state, by default android:colorControlNormal
• controlColorActivated - color of outer circle when focused, by default android:colorControlHighlighted
• digitColorFilled - fill color of the inner circle, by default android:colorPrimary
• digitColorBorder - border color of the inner circle, by default android:colorPrimaryDark

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.