Created SplashActivity and LicenseActivity. Created a MaterialComponents button style with its state list animator.

app/src/main/AndroidManifest.xml

@@ -12,9 +12,8 @@
             android:theme="@style/Theme.Bitsy"
             tools:ignore="GoogleAppIndexingWarning">
         <activity
-                android:name=".activities.MainActivity"
+                android:name=".activities.SplashActivity"
-                android:label="@string/app_name"
+                android:theme="@style/SplashTheme">
-                android:theme="@style/Theme.Bitsy">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
 
@@ -29,6 +28,8 @@
         </activity>
         <activity android:name=".activities.ReceiveTransactionActivity">
         </activity>
+        <activity android:name=".activities.MainActivity"/>
+        <activity android:name=".activities.LicenseActivity"/>
     </application>
 
 </manifest>

app/src/main/java/cy/agorise/bitsybitshareswallet/activities/LicenseActivity.kt

@@ -0,0 +1,34 @@
+package cy.agorise.bitsybitshareswallet.activities
+
+import android.os.Bundle
+import android.preference.PreferenceManager
+import androidx.appcompat.app.AppCompatActivity
+import cy.agorise.bitsybitshareswallet.R
+import cy.agorise.bitsybitshareswallet.utils.Constants
+import kotlinx.android.synthetic.main.activity_license.*
+
+class LicenseActivity : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_license)
+
+        // Get version number of the last agreed license version
+        val agreedLicenseVersion = PreferenceManager.getDefaultSharedPreferences(this)
+            .getInt(Constants.KEY_LAST_AGREED_LICENSE_VERSION, 0)
+
+        // If the last agreed license version is the actual one then proceed to the following Activities
+        if (agreedLicenseVersion == 1) {
+            agree()
+        } else {
+            wbLA.loadData(getString(R.string.licence_html), "text/html", "UTF-8")
+
+            btnDisagree.setOnClickListener { finish() }
+
+            btnAgree.setOnClickListener { agree() }
+        }
+    }
+
+    private fun agree() {
+
+    }
+}

app/src/main/java/cy/agorise/bitsybitshareswallet/activities/MainActivity.kt

@@ -38,6 +38,7 @@ class MainActivity : AppCompatActivity() {
         setContentView(R.layout.activity_main)
 
         navigation.setOnNavigationItemSelectedListener(mOnNavigationItemSelectedListener)
+        navigation.selectedItemId = R.id.navigation_balances
     }
 
     private fun loadBalancesFragment() {

app/src/main/java/cy/agorise/bitsybitshareswallet/activities/SplashActivity.kt

@@ -0,0 +1,16 @@
+package cy.agorise.bitsybitshareswallet.activities
+
+import android.content.Intent
+import android.os.Bundle
+import androidx.appcompat.app.AppCompatActivity
+
+class SplashActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val intent = Intent(this, LicenseActivity::class.java)
+        startActivity(intent)
+        finish()
+    }
+}

app/src/main/java/cy/agorise/bitsybitshareswallet/utils/Constants.kt

@@ -3,6 +3,11 @@ package cy.agorise.bitsybitshareswallet.utils
 
 object Constants {
 
+    /**
+     * Key used to store the number of the last agreed License version
+     */
+    const val KEY_LAST_AGREED_LICENSE_VERSION = "last_agreed_license_version"
+
     /**
      * Key used to store the night mode setting into the shared preferences
      */

app/src/main/res/animator/button_state_list_anim.xml

@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android"
+          xmlns:tools="http://schemas.android.com/tools">
+
+    <!-- Pressed state -->
+    <item
+            android:state_enabled="true"
+            android:state_pressed="true">
+        <set>
+            <objectAnimator
+                    android:duration="100"
+                    android:propertyName="translationZ"
+                    android:valueTo="2dp"
+                    android:valueType="floatType" />
+            <objectAnimator
+                    android:duration="0"
+                    android:propertyName="elevation"
+                    android:valueTo="6dp"
+                    android:valueType="floatType" />
+        </set>
+    </item>
+
+    <!-- Hover state. This is triggered via mouse. -->
+    <item
+            android:state_enabled="true"
+            android:state_hovered="true">
+        <set>
+            <objectAnimator
+                    android:duration="100"
+                    android:propertyName="translationZ"
+                    android:valueTo="2dp"
+                    android:valueType="floatType" />
+            <objectAnimator
+                    android:duration="0"
+                    android:propertyName="elevation"
+                    android:valueTo="6dp"
+                    android:valueType="floatType" />
+        </set>
+    </item>
+
+    <!-- Focused state. This is triggered via keyboard. -->
+    <item
+            android:state_enabled="true"
+            android:state_focused="true">
+        <set>
+            <objectAnimator
+                    android:duration="100"
+                    android:propertyName="translationZ"
+                    android:valueTo="2dp"
+                    android:valueType="floatType" />
+            <objectAnimator
+                    android:duration="0"
+                    android:propertyName="elevation"
+                    android:valueTo="6dp"
+                    android:valueType="floatType" />
+        </set>
+    </item>
+
+    <!-- Base state (enabled, not pressed) -->
+    <item android:state_enabled="true">
+        <set>
+            <objectAnimator
+                    android:duration="100"
+                    android:propertyName="translationZ"
+                    android:startDelay="100"
+                    android:valueTo="0dp"
+                    android:valueType="floatType"
+                    tools:ignore="UnusedAttribute" />
+            <objectAnimator
+                    android:duration="0"
+                    android:propertyName="elevation"
+                    android:valueTo="6dp"
+                    android:valueType="floatType" />
+        </set>
+    </item>
+
+    <!-- Disabled state -->
+    <item>
+        <set>
+            <objectAnimator
+                    android:duration="0"
+                    android:propertyName="translationZ"
+                    android:valueTo="0dp"
+                    android:valueType="floatType" />
+            <objectAnimator
+                    android:duration="0"
+                    android:propertyName="elevation"
+                    android:valueTo="0dp"
+                    android:valueType="floatType" />
+        </set>
+    </item>
+
+</selector>

app/src/main/res/drawable/splash_screen.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+            android:drawable="@color/colorPrimary"/>
+
+    <!--<item> TODO add app logo in png format-->
+        <!--<bitmap-->
+                <!--android:gravity="center"-->
+                <!--android:src="@drawable/bts_logo"/>-->
+    <!--</item>-->
+
+</layer-list>

app/src/main/res/layout/activity_license.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <WebView
+        android:id="@+id/wbLA"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"/>
+
+    <RelativeLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@android:color/white">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/btnAgree"
+            style="@style/Widget.PalmPay.Button"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentEnd="true"
+            android:layout_marginEnd="12dp"
+            android:layout_marginBottom="4dp"
+            android:backgroundTint="@color/colorPrimary"
+            android:text="@string/button__agree" />
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/btnDisagree"
+            style="@style/Widget.PalmPay.Button.TextButton"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="12dp"
+            android:layout_marginBottom="4dp"
+            android:layout_toStartOf="@id/btnAgree"
+            android:text="@string/button__disagree"/>
+    </RelativeLayout>
+
+</LinearLayout>

app/src/main/res/values/colors.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <color name="colorPrimary">#0099d6</color>
-    <color name="colorPrimaryDark">#0099d6</color>
+    <color name="colorPrimaryDark">#006ba4</color>
     <color name="colorAccent">#669900</color>
 
     <color name="black">#000</color>

app/src/main/res/values/styles.xml

@@ -25,6 +25,20 @@
         <item name="windowNoTitle">true</item>
     </style>
 
+    <!-- Custom widget styles -->
+    <style name="SplashTheme" parent="Theme.Bitsy.NoActionBar">
+        <item name="android:windowBackground">@drawable/splash_screen</item>
+    </style>
+
+    <style name="Widget.PalmPay.Button" parent="Widget.MaterialComponents.Button">
+        <item name="android:textColor">@android:color/white</item>
+        <item name="android:stateListAnimator">@animator/button_state_list_anim</item>
+    </style>
+
+    <style name="Widget.PalmPay.Button.TextButton" parent="Widget.MaterialComponents.Button.TextButton">
+        <item name="android:textColor">?android:attr/colorPrimaryDark</item>
+    </style>
+
     <!-- Text styles -->
     <style name="TextAppearance.Body1" parent="TextAppearance.MaterialComponents.Body1" />
     <style name="TextAppearance.Body2" parent="TextAppearance.MaterialComponents.Body2" />