diff --git a/.gitignore b/.gitignore
index cafc865..2561eb1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,6 +16,7 @@ out/
 # Gradle files
 .gradle/
 build/
+.idea/
 
 # Local configuration file (sdk path, etc)
 local.properties
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 703e5d4..b4fea88 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -5,7 +5,8 @@
       <configuration PROFILE_NAME="Debug" CONFIG_NAME="Debug" />
     </configurations>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index 3f6fa34..0000000
--- a/.idea/modules.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/Tri-State-Checkbox.iml" filepath="$PROJECT_DIR$/.idea/Tri-State-Checkbox.iml" />
-      <module fileurl="file://$PROJECT_DIR$/Tri-State-Checkbox.iml" filepath="$PROJECT_DIR$/Tri-State-Checkbox.iml" />
-      <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
-      <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
-      <module fileurl="file://$PROJECT_DIR$/library/library.iml" filepath="$PROJECT_DIR$/library/library.iml" />
-      <module fileurl="file://$PROJECT_DIR$/library/library.iml" filepath="$PROJECT_DIR$/library/library.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
index 7f68460..72f00ed 100644
--- a/.idea/runConfigurations.xml
+++ b/.idea/runConfigurations.xml
@@ -3,6 +3,14 @@
   <component name="RunConfigurationProducerService">
     <option name="ignoredProducers">
       <set>
+        <option value="com.intellij.execution.junit.AbstractAllInDirectoryConfigurationProducer" />
+        <option value="com.intellij.execution.junit.AllInPackageConfigurationProducer" />
+        <option value="com.intellij.execution.junit.PatternConfigurationProducer" />
+        <option value="com.intellij.execution.junit.TestInClassConfigurationProducer" />
+        <option value="com.intellij.execution.junit.UniqueIdConfigurationProducer" />
+        <option value="com.intellij.execution.junit.testDiscovery.JUnitTestDiscoveryConfigurationProducer" />
+        <option value="org.jetbrains.kotlin.idea.junit.KotlinJUnitRunConfigurationProducer" />
+        <option value="org.jetbrains.kotlin.idea.junit.KotlinPatternConfigurationProducer" />
         <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
         <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
         <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
diff --git a/app/build.gradle b/app/build.gradle
index 645f66f..a87e9f5 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,15 +1,16 @@
 apply plugin: 'com.android.application'
 
 apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-parcelize'
 
-apply plugin: 'kotlin-android-extensions'
 
 android {
-    compileSdkVersion 28
+    namespace("it.sephiroth.android.library.demo")
+    compileSdk 35
     defaultConfig {
         applicationId "it.sephiroth.android.library.demo"
         minSdkVersion 23
-        targetSdkVersion 28
+        targetSdkVersion 35
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -20,16 +21,29 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
+	buildFeatures {
+        viewBinding true
+        buildConfig(true)
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
+    }
+
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+
 }
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation project(':library')
 
     implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation 'androidx.appcompat:appcompat:1.0.2'
     implementation 'androidx.core:core-ktx:1.1.0-alpha03'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation project(':library')
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test:runner:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index cc46f00..b4a5079 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -9,7 +9,8 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".MainActivity">
+        <activity android:name=".MainActivity"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
diff --git a/app/src/main/java/it/sephiroth/android/library/demo/App.kt b/app/src/main/java/it/sephiroth/android/library/demo/App.kt
new file mode 100644
index 0000000..b4673d8
--- /dev/null
+++ b/app/src/main/java/it/sephiroth/android/library/demo/App.kt
@@ -0,0 +1,11 @@
+package it.sephiroth.android.library.demo
+
+import android.app.Application
+import it.sephiroth.android.library.checkbox3state.isDebugMode
+
+class App:Application() {
+    override fun onCreate() {
+        super.onCreate()
+        isDebugMode = BuildConfig.DEBUG
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/it/sephiroth/android/library/demo/MainActivity.kt b/app/src/main/java/it/sephiroth/android/library/demo/MainActivity.kt
index 77657c2..267addb 100644
--- a/app/src/main/java/it/sephiroth/android/library/demo/MainActivity.kt
+++ b/app/src/main/java/it/sephiroth/android/library/demo/MainActivity.kt
@@ -2,19 +2,22 @@ package it.sephiroth.android.library.demo
 
 import android.os.Bundle
 import android.widget.CheckBox
+import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
-import kotlinx.android.synthetic.main.activity_main.*
+import it.sephiroth.android.library.demo.databinding.ActivityMainBinding
 
 class MainActivity : AppCompatActivity() {
 
     private lateinit var checkbox_array: Array<CheckBox>
+    private lateinit var viewBinding: ActivityMainBinding
     var listenToUpdates = true
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_main)
+        viewBinding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(viewBinding.root)
 
-        checkBox1.setOnCheckedChangeListener { buttonView, isChecked ->
+        viewBinding.checkBox1.setOnCheckedChangeListener { buttonView, isChecked ->
             if (listenToUpdates) {
                 listenToUpdates = false
                 if (!isChecked) {
@@ -22,41 +25,63 @@ class MainActivity : AppCompatActivity() {
                 } else if (isChecked) {
                     checkbox_array.forEach { it.isChecked = true }
                 }
-                checkBox1.text = if(isChecked) "Select None" else "Select All"
-                checkBox1.setCycle(R.array.sephiroth_checkbox3_cycleCheckedUncheckedOnly)
+                viewBinding.checkBox1.text = if(isChecked) "Select None" else "Select All"
+                viewBinding.checkBox1.setCycle(it.sephiroth.android.library.checkbox3state.R.array.sephiroth_checkbox3_cycleCheckedUncheckedOnly)
                 listenToUpdates = true
             }
         }
 
+        viewBinding.getCheckStateInt.setOnClickListener {
+            val currentStateInt = viewBinding.threeStateSingleCheckBox.checkState
+            Toast.makeText(this, "current state Int $currentStateInt", Toast.LENGTH_SHORT).show()
+        }
+        viewBinding.checkStateGuide.text = "${viewBinding.checkStateGuide.text} \n [Checked => 1, Unchecked => 0, Indeterminated => -1]"
+
     }
 
     override fun onContentChanged() {
         super.onContentChanged()
 
-        checkbox_array = arrayOf(checkBox2, checkBox3, checkBox4)
+        checkbox_array = arrayOf(viewBinding.checkBox2, viewBinding.checkBox3, viewBinding.checkBox4)
 
-        checkbox_array.forEach {
-            it.setOnCheckedChangeListener { buttonView, isChecked ->
+        checkbox_array.forEach { checkBox->
+            checkBox.setOnCheckedChangeListener { buttonView, isChecked ->
                 if (listenToUpdates) {
                     listenToUpdates = false
                     val checked_size = checkbox_array.filter { it.isChecked }.size
 
                     if (checked_size == checkbox_array.size) {
-                        checkBox1.setCycle(R.array.sephiroth_checkbox3_cycleCheckedUncheckedOnly)
-                        checkBox1.setChecked(true, false)
-                        checkBox1.text = "Select None"
+                        viewBinding.checkBox1.setCycle(it.sephiroth.android.library.checkbox3state.R.array.sephiroth_checkbox3_cycleCheckedUncheckedOnly)
+                        viewBinding.checkBox1.setChecked(true, false)
+                        viewBinding.checkBox1.text = "Select None"
                     } else if (checked_size == 0) {
-                        checkBox1.setCycle(R.array.sephiroth_checkbox3_cycleCheckedUncheckedOnly)
-                        checkBox1.setChecked(false, false)
-                        checkBox1.text = "Select All"
+                        viewBinding.checkBox1.setCycle(it.sephiroth.android.library.checkbox3state.R.array.sephiroth_checkbox3_cycleCheckedUncheckedOnly)
+                        viewBinding.checkBox1.setChecked(false, false)
+                        viewBinding.checkBox1.text = "Select All"
                     } else {
-                        checkBox1.setCycle(R.array.sephiroth_checkbox3_cycleAll)
-                        checkBox1.setChecked(false, true)
-                        checkBox1.text = "Select All"
+                        viewBinding.checkBox1.setCycle(it.sephiroth.android.library.checkbox3state.R.array.sephiroth_checkbox3_cycleAll)
+                        viewBinding.checkBox1.setChecked(false, true)
+                        viewBinding.checkBox1.text = "Select All"
                     }
                     listenToUpdates = true
                 }
             }
         }
+
+        viewBinding.threeStateSingleCheckBox.setOnNotifyListener { buttonView, isChecked, isIndetermianted ->
+            Toast.makeText(this, "isIndetermianted $isIndetermianted \nisChecked $isChecked", Toast.LENGTH_SHORT).show()
+        }
+
+        viewBinding.apply {
+            unchecked.setOnClickListener {
+                viewBinding.threeStateSingleCheckBox.checkState = 0
+            }
+            checked.setOnClickListener {
+                viewBinding.threeStateSingleCheckBox.checkState = 1
+            }
+            indeterminated.setOnClickListener {
+                viewBinding.threeStateSingleCheckBox.checkState = -1
+            }
+        }
     }
 }
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index eb0c471..5a585a8 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -62,4 +62,74 @@
         app:layout_constraintStart_toStartOf="@+id/checkBox3"
         app:layout_constraintTop_toBottomOf="@+id/checkBox3" />
 
+    <TextView
+        android:id="@+id/checkStateGuide"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Get Check State Int Guide: "
+        android:textStyle="bold"
+        app:layout_constraintBottom_toTopOf="@+id/three_state_single_checkBox"
+        app:layout_constraintEnd_toEndOf="@+id/three_state_single_checkBox"
+        app:layout_constraintStart_toStartOf="@+id/three_state_single_checkBox"
+        android:layout_marginBottom="8dp"
+        android:gravity="center"/>
+
+    <it.sephiroth.android.library.checkbox3state.CheckBox3
+        android:id="@+id/three_state_single_checkBox"
+        style="@style/Sephiroth.Widget.Checkbox3"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:checked="false"
+        android:enabled="true"
+        android:text="Three State Single CheckBox"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:sephiroth_checkbox3_checkableCycle="@array/sephiroth_checkbox3_cycleIndeterminate"
+        app:sephiroth_checkbox3_indeterminate="false" />
+
+    <Button
+        android:id="@+id/checked"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="checked"
+        app:layout_constraintEnd_toEndOf="parent"
+        android:layout_marginTop="24dp"
+
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/three_state_single_checkBox" />
+
+    <Button
+        android:id="@+id/unchecked"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="unchecked"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.501"
+        app:layout_constraintStart_toStartOf="parent"
+        android:layout_marginTop="8dp"
+
+        app:layout_constraintTop_toBottomOf="@+id/checked" />
+
+    <Button
+        android:id="@+id/indeterminated"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="indeterminated"
+        app:layout_constraintEnd_toEndOf="parent"
+        android:layout_marginTop="8dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/unchecked" />
+
+    <Button
+        android:id="@+id/getCheckStateInt"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Get Check State Int"
+        app:layout_constraintEnd_toEndOf="parent"
+        android:layout_marginTop="8dp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/indeterminated" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index d7835ba..82af439 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,14 +1,14 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.11'
+    ext.kotlin_version = '1.9.25'
     repositories {
         google()
         jcenter()
 
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.4.0-alpha10'
+        classpath 'com.android.tools.build:gradle:8.6.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 2caec75..49e20d1 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Mon Jan 14 18:48:18 EST 2019
+#Sun Jan 26 15:47:09 GMT+03:30 2025
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.1-milestone-1-all.zip
diff --git a/library/build.gradle b/library/build.gradle
index f55e25e..5812106 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -1,15 +1,17 @@
 apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
-apply plugin: 'kotlin-android-extensions'
+apply plugin: 'kotlin-parcelize'
 apply plugin: 'kotlin-kapt'
 
 android {
-    compileSdkVersion rootProject.ext.compileSdkVersion
     testBuildType "debug"
+    namespace("it.sephiroth.android.library.checkbox3state")
+
 
     defaultConfig {
-        minSdkVersion rootProject.ext.minSdkVersion
-        targetSdkVersion rootProject.ext.targetSdkVersion
+        minSdkVersion 23
+        compileSdk 35
+        targetSdkVersion 35
         versionCode 1
         versionName VERSION_NAME
 
@@ -29,10 +31,13 @@ android {
     }
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
     }
 
+    kotlinOptions {
+        jvmTarget = "17"
+    }
     testOptions {
         execution 'ANDROIDX_TEST_ORCHESTRATOR'
         animationsDisabled true
@@ -42,6 +47,9 @@ android {
         }
     }
 
+	buildFeatures {
+        viewBinding true
+    }
 }
 
 dependencies {
@@ -80,4 +88,4 @@ try {
 
 }
 
-uploadArchives.dependsOn 'check'
\ No newline at end of file
+//uploadArchives.dependsOn 'check'
\ No newline at end of file
diff --git a/library/src/main/java/it/sephiroth/android/library/checkbox3state/CheckBox3.java b/library/src/main/java/it/sephiroth/android/library/checkbox3state/CheckBox3.java
index 960ef20..4bda4ab 100644
--- a/library/src/main/java/it/sephiroth/android/library/checkbox3state/CheckBox3.java
+++ b/library/src/main/java/it/sephiroth/android/library/checkbox3state/CheckBox3.java
@@ -1,9 +1,12 @@
 package it.sephiroth.android.library.checkbox3state;
 
+import static it.sephiroth.android.library.checkbox3state.ConstansKt.isDebugMode;
+
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.util.AttributeSet;
 import android.view.ViewDebug;
+import android.widget.CompoundButton;
 import androidx.annotation.ArrayRes;
 import androidx.appcompat.widget.AppCompatCheckBox;
 import timber.log.Timber;
@@ -13,7 +16,7 @@ public class CheckBox3 extends AppCompatCheckBox {
     private static final Timber.Tree logger;
 
     static {
-        if (BuildConfig.DEBUG) {
+        if (isDebugMode()) {
             Timber.plant(new Timber.DebugTree());
         }
         logger = Timber.asTree();
@@ -21,8 +24,10 @@ public class CheckBox3 extends AppCompatCheckBox {
 
     private boolean mBroadcasting;
     private boolean mIndeterminate;
+    private CheckStates checkState = CheckStates.UNCHECKED;
 
     private OnCheckedChangeListener mOnCheckedChangeListener;
+    private NotifyWhenChange myCallback;
 
 
     private static final int[] INDETERMINATE_STATE_SET = {
@@ -115,7 +120,7 @@ public void setCycle(@ArrayRes final int cycleRes) {
     public void setCycle(final int[] cycle) {
         validateCycle(cycle);
 
-        if (BuildConfig.DEBUG) {
+        if (isDebugMode()) {
             StringBuilder builder = new StringBuilder("[");
             for (int i : cycle) {
                 builder.append(i);
@@ -140,6 +145,24 @@ public void toggle() {
         moveToNextState(currentIndex);
     }
 
+    public void toggleWithCheckState(CheckStates destinationCheckState) {
+        logger.i("toggle()");
+        switch (destinationCheckState) {
+            case CHECKED -> {
+                setChecked(true, false);
+                break;
+            }
+            case INDETERMINATED -> {
+                setChecked(true, true);
+                break;
+            }
+            case UNCHECKED -> {
+                setChecked(false, false);
+                break;
+            }
+        }
+    }
+
     @Override
     public void setChecked(boolean checked) {
         if (null == mCycle) return;
@@ -197,9 +220,38 @@ private void moveToNextState(final int index) {
         logger.v("nextIndex: %d", nextIndex);
         boolean checked = nextIndex < 2;
         mIndeterminate = nextIndex == 1 || nextIndex == 3;
+        if (checked && !mIndeterminate)
+            checkState = CheckStates.CHECKED;
+        else if (mIndeterminate)
+            checkState = CheckStates.INDETERMINATED;
+        else
+            checkState = CheckStates.UNCHECKED;
+
+        if (myCallback != null)
+            myCallback.onMyCheckedChanged(this, checked, checkState == CheckStates.INDETERMINATED);
         setChecked(checked);
     }
 
+    public int getCheckState() {
+        if (checkState == CheckStates.CHECKED && !mIndeterminate)
+            return 1;
+        else if (mIndeterminate)
+            return -1;
+        else
+            return 0;
+    }
+
+    public void setCheckState(int checkState) throws IllegalArgumentException {
+        if (checkState == 1)
+            this.checkState = CheckStates.CHECKED;
+        else if (checkState == -1)
+            this.checkState = CheckStates.INDETERMINATED;
+        else if (checkState == 0)
+            this.checkState = CheckStates.UNCHECKED;
+        else throw new IllegalArgumentException("checkState must be one of [-1,0,1]");
+        toggleWithCheckState(this.checkState);
+    }
+
     private void moveToState(final int nextIndex) {
         if (!isValidStateIndex(nextIndex)) {
             logger.e("Invalid state index (%d). Not allowed", nextIndex);
@@ -277,6 +329,10 @@ public void setOnCheckedChangeListener(final OnCheckedChangeListener listener) {
         mOnCheckedChangeListener = listener;
     }
 
+    public void setOnNotifyListener(final NotifyWhenChange listener) {
+        myCallback = listener;
+    }
+
     @Override
     protected int[] onCreateDrawableState(int extraSpace) {
         final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
@@ -319,4 +375,8 @@ private void notifyStateListener() {
     public CharSequence getAccessibilityClassName() {
         return CheckBox3.class.getName();
     }
+
+    public interface NotifyWhenChange {
+        void onMyCheckedChanged(CompoundButton buttonView, boolean isChecked, boolean isIndetermianted);
+    }
 }
\ No newline at end of file
diff --git a/library/src/main/java/it/sephiroth/android/library/checkbox3state/CheckStates.kt b/library/src/main/java/it/sephiroth/android/library/checkbox3state/CheckStates.kt
new file mode 100644
index 0000000..1a820f0
--- /dev/null
+++ b/library/src/main/java/it/sephiroth/android/library/checkbox3state/CheckStates.kt
@@ -0,0 +1,8 @@
+package it.sephiroth.android.library.checkbox3state
+
+
+enum class CheckStates {
+    CHECKED,
+    UNCHECKED,
+    INDETERMINATED
+}
diff --git a/library/src/main/java/it/sephiroth/android/library/checkbox3state/Constans.kt b/library/src/main/java/it/sephiroth/android/library/checkbox3state/Constans.kt
new file mode 100644
index 0000000..58aeae7
--- /dev/null
+++ b/library/src/main/java/it/sephiroth/android/library/checkbox3state/Constans.kt
@@ -0,0 +1,3 @@
+package it.sephiroth.android.library.checkbox3state
+
+var isDebugMode: Boolean = false