From cb4204121c02f4bb86df633eba751cb892fe5a22 Mon Sep 17 00:00:00 2001
From: shifty-d <ffoxy2870@gmail.com>
Date: Fri, 18 Oct 2024 20:11:15 +0300
Subject: [PATCH] spes: parts: import Refresh Rate tile

---
 device.mk                                     |   7 +
 refreshrate/Android.bp                        |  22 +
 refreshrate/AndroidManifest.xml               |  73 ++++
 ...privapp-permissions-refresh-rate-parts.xml |  22 +
 refreshrate/proguard.flags                    |   3 +
 refreshrate/res/drawable/ic_refresh_60.xml    |  16 +
 refreshrate/res/drawable/ic_refresh_90.xml    |  16 +
 .../res/drawable/ic_refresh_default.xml       |  10 +
 refreshrate/res/drawable/ic_refresh_tile.xml  |  10 +
 refreshrate/res/drawable/refresh_layout.xml   |  18 +
 .../res/drawable/refresh_list_item.xml        |  73 ++++
 refreshrate/res/layout/refresh_layout.xml     |  18 +
 refreshrate/res/layout/refresh_list_item.xml  |  73 ++++
 refreshrate/res/values/integers.xml           |  21 +
 refreshrate/res/values/strings.xml            |  12 +
 refreshrate/res/values/styles.xml             |  20 +
 .../aospa/settings/BootCompletedReceiver.java |  37 ++
 .../co/aospa/settings/TileEntryActivity.java  |  58 +++
 .../settings/refreshrate/RefreshActivity.java |  45 ++
 .../settings/refreshrate/RefreshService.java  | 117 +++++
 .../refreshrate/RefreshSettingsFragment.java  | 412 ++++++++++++++++++
 .../refreshrate/RefreshTileService.java       | 108 +++++
 .../settings/refreshrate/RefreshUtils.java    | 168 +++++++
 23 files changed, 1359 insertions(+)
 create mode 100644 refreshrate/Android.bp
 create mode 100644 refreshrate/AndroidManifest.xml
 create mode 100644 refreshrate/privapp-permissions-refresh-rate-parts.xml
 create mode 100644 refreshrate/proguard.flags
 create mode 100644 refreshrate/res/drawable/ic_refresh_60.xml
 create mode 100644 refreshrate/res/drawable/ic_refresh_90.xml
 create mode 100644 refreshrate/res/drawable/ic_refresh_default.xml
 create mode 100644 refreshrate/res/drawable/ic_refresh_tile.xml
 create mode 100644 refreshrate/res/drawable/refresh_layout.xml
 create mode 100644 refreshrate/res/drawable/refresh_list_item.xml
 create mode 100644 refreshrate/res/layout/refresh_layout.xml
 create mode 100644 refreshrate/res/layout/refresh_list_item.xml
 create mode 100644 refreshrate/res/values/integers.xml
 create mode 100644 refreshrate/res/values/strings.xml
 create mode 100644 refreshrate/res/values/styles.xml
 create mode 100644 refreshrate/src/co/aospa/settings/BootCompletedReceiver.java
 create mode 100644 refreshrate/src/co/aospa/settings/TileEntryActivity.java
 create mode 100644 refreshrate/src/co/aospa/settings/refreshrate/RefreshActivity.java
 create mode 100644 refreshrate/src/co/aospa/settings/refreshrate/RefreshService.java
 create mode 100644 refreshrate/src/co/aospa/settings/refreshrate/RefreshSettingsFragment.java
 create mode 100644 refreshrate/src/co/aospa/settings/refreshrate/RefreshTileService.java
 create mode 100644 refreshrate/src/co/aospa/settings/refreshrate/RefreshUtils.java

diff --git a/device.mk b/device.mk
index c442a1b..ff6190a 100644
--- a/device.mk
+++ b/device.mk
@@ -573,3 +573,10 @@ $(call inherit-product, vendor/xiaomi/miuicamera/config.mk)
 # Remove unnecessary system apps (e.g., AudioFX)
 PRODUCT_PACKAGES += \
     RemovePackages
+
+# Refreshrate
+PRODUCT_PACKAGES += \
+    RefreshRateParts
+
+PRODUCT_COPY_FILES += \
+    $(LOCAL_PATH)/refreshrate/privapp-permissions-refresh-rate-parts.xml:$(TARGET_COPY_OUT_SYSTEM_EXT)/etc/permissions/privapp-permissions-refresh-rate-parts.xml
diff --git a/refreshrate/Android.bp b/refreshrate/Android.bp
new file mode 100644
index 0000000..3a2f8bf
--- /dev/null
+++ b/refreshrate/Android.bp
@@ -0,0 +1,22 @@
+android_app {
+    name: "RefreshRateParts",
+
+    srcs: ["src/**/*.java"],
+
+    certificate: "platform",
+    platform_apis: true,
+    system_ext_specific: true,
+    privileged: true,
+
+    static_libs: [
+        "androidx.core_core",
+        "androidx.preference_preference",
+        "org.lineageos.settings.resources",
+        "SettingsLib",
+    ],
+
+    optimize: {
+        proguard_flags_files: ["proguard.flags"],
+    },
+
+}
diff --git a/refreshrate/AndroidManifest.xml b/refreshrate/AndroidManifest.xml
new file mode 100644
index 0000000..64c3f31
--- /dev/null
+++ b/refreshrate/AndroidManifest.xml
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="co.aospa.settings"
+    android:versionCode="4"
+    android:versionName="4.0"
+    android:sharedUserId="android.uid.system">
+    <uses-permission android:name="android.permission.DEVICE_POWER" />
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+    <uses-permission android:name="android.permission.WRITE_SETTINGS" />
+    <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
+    <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS" />
+    <uses-permission android:name="android.permission.GET_TASKS" />
+
+    <application
+        android:label="@string/device_settings_app_name"
+        android:persistent="true"
+        android:directBootAware="true">
+        <!-- TODO after package rename in U:
+        android:defaultToDeviceProtectedStorage="true" -->
+
+        <receiver
+            android:name=".BootCompletedReceiver"
+            android:exported="true">
+            <intent-filter android:priority="1000">
+                <action android:name="android.intent.action.BOOT_COMPLETED" />
+                <action android:name="android.intent.action.LOCKED_BOOT_COMPLETED" />
+            </intent-filter>
+        </receiver>
+
+    <activity
+            android:name=".refreshrate.RefreshActivity"
+            android:label="@string/refresh_title"
+            android:exported="true"
+            android:theme="@style/Theme.SubSettingsBase">
+            <intent-filter>
+                <action android:name="com.android.settings.action.IA_SETTINGS" />
+            </intent-filter>
+            <meta-data
+                android:name="com.android.settings.category"
+                android:value="com.android.settings.category.ia.display" />
+            <meta-data
+                android:name="com.android.settings.summary"
+                android:resource="@string/refresh_summary" />
+        </activity>
+
+        <service
+            android:name=".refreshrate.RefreshService"
+            android:permission="RefreshService">
+        </service>
+
+        <service
+            android:name=".refreshrate.RefreshTileService"
+            android:exported="true"
+            android:icon="@drawable/ic_refresh_tile"
+            android:label="@string/refresh_rate_tile_title"
+            android:permission="android.permission.BIND_QUICK_SETTINGS_TILE">
+            <intent-filter>
+                <action android:name="android.service.quicksettings.action.QS_TILE"/>
+            </intent-filter>
+        </service>
+
+        <activity
+            android:name=".TileEntryActivity"
+            android:label="@string/device_settings_app_name"
+            android:exported="true"
+            android:theme="@style/Theme.SubSettingsBase">
+            <intent-filter>
+                <action android:name="android.service.quicksettings.action.QS_TILE_PREFERENCES" />
+            </intent-filter>
+        </activity>
+        
+        </application>
+</manifest>
diff --git a/refreshrate/privapp-permissions-refresh-rate-parts.xml b/refreshrate/privapp-permissions-refresh-rate-parts.xml
new file mode 100644
index 0000000..f1d9273
--- /dev/null
+++ b/refreshrate/privapp-permissions-refresh-rate-parts.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2017-2019 The LineageOS Project
+
+     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.
+-->
+
+<permissions>
+    <privapp-permissions package="co.aospa.settings">
+        <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
+        <permission name="android.permission.INTERACT_ACROSS_USERS"/>
+    </privapp-permissions>
+</permissions>
diff --git a/refreshrate/proguard.flags b/refreshrate/proguard.flags
new file mode 100644
index 0000000..d547c6a
--- /dev/null
+++ b/refreshrate/proguard.flags
@@ -0,0 +1,3 @@
+-keep class co.aospa.settings.* {
+  *;
+}
diff --git a/refreshrate/res/drawable/ic_refresh_60.xml b/refreshrate/res/drawable/ic_refresh_60.xml
new file mode 100644
index 0000000..e7d556d
--- /dev/null
+++ b/refreshrate/res/drawable/ic_refresh_60.xml
@@ -0,0 +1,16 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?android:attr/colorAccent">
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M6.55 8c-0.4 0-0.8 0.16-1.1 0.46C5.17 8.75 5 9.14 5 9.56v4.66c0 0.4 0.16 0.8 0.46 1.1 0.29 0.29 0.68 0.45 1.1 0.45H8.1c0.41 0 0.8-0.16 1.1-0.46 0.29-0.29 0.45-0.68 0.45-1.1v-1.55c0-0.41-0.16-0.8-0.45-1.1-0.3-0.29-0.69-0.45-1.1-0.45H6.55V9.55h3.11V8h-3.1Zm0 4.66h1.56v1.56H6.55v-1.56Z"/>
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M12 8c-0.42 0-0.81 0.16-1.1 0.46-0.3 0.29-0.46 0.68-0.46 1.1v4.66c0 0.4 0.16 0.8 0.45 1.1 0.3 0.29 0.69 0.45 1.1 0.45h1.56c0.4 0 0.8-0.16 1.1-0.46 0.29-0.29 0.45-0.68 0.45-1.1V9.56c0-0.4-0.16-0.8-0.46-1.1C14.35 8.17 13.96 8 13.54 8H12Zm0 1.55h1.55v4.67h-1.56V9.55Z"/>
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M17 1.01L7 1C5.9 1 5 1.9 5 3v4h2V3h10v18H7v-4H5v4c0 1.1 0.9 2 2 2h10c1.1 0 2-0.9 2-2V3c0-1.1-0.9-1.99-2-1.99Z"/>
+</vector>
diff --git a/refreshrate/res/drawable/ic_refresh_90.xml b/refreshrate/res/drawable/ic_refresh_90.xml
new file mode 100644
index 0000000..68c1efb
--- /dev/null
+++ b/refreshrate/res/drawable/ic_refresh_90.xml
@@ -0,0 +1,16 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?android:attr/colorAccent">
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M17 1.01L7 1C5.9 1 5 1.9 5 3v4h2V3h10v18H7v-4H5v4c0 1.1 0.9 2 2 2h10c1.1 0 2-0.9 2-2V3c0-1.1-0.9-1.99-2-1.99Z"/>
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M8.1 15.77c0.42 0 0.82-0.16 1.1-0.46 0.3-0.29 0.46-0.68 0.46-1.1V9.56c0-0.4-0.16-0.8-0.45-1.1C8.9 8.17 8.52 8 8.1 8H6.55c-0.4 0-0.8 0.16-1.1 0.46C5.17 8.75 5 9.14 5 9.56v1.55c0 0.41 0.16 0.8 0.46 1.1 0.29 0.29 0.68 0.45 1.1 0.45H8.1v1.56H5v1.55h3.1Zm0-4.66H6.56V9.55h1.56v1.56Z"/>
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M12 8c-0.42 0-0.81 0.16-1.1 0.46-0.3 0.29-0.46 0.68-0.46 1.1v4.66c0 0.4 0.16 0.8 0.45 1.1 0.3 0.29 0.69 0.45 1.1 0.45h1.56c0.4 0 0.8-0.16 1.1-0.46 0.29-0.29 0.45-0.68 0.45-1.1V9.56c0-0.4-0.16-0.8-0.46-1.1C14.35 8.17 13.96 8 13.54 8H12Zm0 1.55h1.55v4.67h-1.56V9.55Z"/>
+</vector>
diff --git a/refreshrate/res/drawable/ic_refresh_default.xml b/refreshrate/res/drawable/ic_refresh_default.xml
new file mode 100644
index 0000000..ea1cb65
--- /dev/null
+++ b/refreshrate/res/drawable/ic_refresh_default.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?android:attr/colorAccent">
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M17 3.01V15l2 2V3.01c0-1.1-0.9-1.99-2-1.99L7 1C6 0.99 5 1.99 5 2.99L7 5V3.01h10Zm4.2 18.19L19 19.01l-2-2-10-10-2-2-2.19-2.19L1.4 4.23 5 7.84v13.17c0 1.1 0.9 2 2 2h10c0.85 0 1.58-0.55 1.87-1.3l0.91 0.91 1.41-1.42ZM17 21.01H7L17 21v-0.99 1Zm-10 0V9.84l10 10.17V21L7 21.01Z"/>
+</vector>
diff --git a/refreshrate/res/drawable/ic_refresh_tile.xml b/refreshrate/res/drawable/ic_refresh_tile.xml
new file mode 100644
index 0000000..5b78cd7
--- /dev/null
+++ b/refreshrate/res/drawable/ic_refresh_tile.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?android:attr/colorControlNormal">
+    <path
+        android:fillColor="#ff000000"
+        android:pathData="M7 3h10v4h2V3c0-1.1-0.9-1.99-2-1.99L7 1C5.9 1 5 1.9 5 3v5 4H2l4 4 4-4H7V3Zm10 18H7v-4H5v4c0 1.1 0.9 2 2 2h10c1.1 0 2-0.9 2-2v-5-4h3l-4-4-4 4h3v0.22V21Z"/>
+</vector>
diff --git a/refreshrate/res/drawable/refresh_layout.xml b/refreshrate/res/drawable/refresh_layout.xml
new file mode 100644
index 0000000..6b2ebd7
--- /dev/null
+++ b/refreshrate/res/drawable/refresh_layout.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2020 The LineageOS Project
+     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.
+-->
+<androidx.recyclerview.widget.RecyclerView
+     xmlns:android="http://schemas.android.com/apk/res/android"
+     android:id="@+id/refresh_rv_view"
+     android:layout_width="match_parent"
+     android:layout_height="wrap_content" />
diff --git a/refreshrate/res/drawable/refresh_list_item.xml b/refreshrate/res/drawable/refresh_list_item.xml
new file mode 100644
index 0000000..45100b1
--- /dev/null
+++ b/refreshrate/res/drawable/refresh_list_item.xml
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2020 The LineageOS Project
+
+     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.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:paddingBottom="4dp"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingTop="4dp">
+
+    <ImageView
+        android:id="@+id/app_icon"
+        android:layout_width="@android:dimen/app_icon_size"
+        android:layout_height="@android:dimen/app_icon_size"
+        android:layout_marginEnd="8dp"
+        android:layout_gravity="center_vertical"
+        android:scaleType="centerInside" />
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:layout_marginStart="8dp"
+        android:layout_gravity="center_vertical"
+        android:gravity="center_vertical"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/app_name"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:ellipsize="marquee"
+            android:singleLine="true"
+            android:textAlignment="viewStart"
+            android:textColor="?android:attr/textColorPrimary"
+            style="?android:attr/textAppearanceMedium" />
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="center_vertical">
+
+            <Spinner
+                android:id="@+id/app_mode"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1" />
+
+            <ImageView
+                android:id="@+id/state"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:paddingStart="8dp"
+                android:scaleType="centerInside"
+                android:src="@drawable/ic_refresh_default" />
+        </LinearLayout>
+    </LinearLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/refreshrate/res/layout/refresh_layout.xml b/refreshrate/res/layout/refresh_layout.xml
new file mode 100644
index 0000000..6b2ebd7
--- /dev/null
+++ b/refreshrate/res/layout/refresh_layout.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2020 The LineageOS Project
+     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.
+-->
+<androidx.recyclerview.widget.RecyclerView
+     xmlns:android="http://schemas.android.com/apk/res/android"
+     android:id="@+id/refresh_rv_view"
+     android:layout_width="match_parent"
+     android:layout_height="wrap_content" />
diff --git a/refreshrate/res/layout/refresh_list_item.xml b/refreshrate/res/layout/refresh_list_item.xml
new file mode 100644
index 0000000..45100b1
--- /dev/null
+++ b/refreshrate/res/layout/refresh_list_item.xml
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2020 The LineageOS Project
+
+     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.
+-->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:paddingBottom="4dp"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingTop="4dp">
+
+    <ImageView
+        android:id="@+id/app_icon"
+        android:layout_width="@android:dimen/app_icon_size"
+        android:layout_height="@android:dimen/app_icon_size"
+        android:layout_marginEnd="8dp"
+        android:layout_gravity="center_vertical"
+        android:scaleType="centerInside" />
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:layout_marginStart="8dp"
+        android:layout_gravity="center_vertical"
+        android:gravity="center_vertical"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/app_name"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:ellipsize="marquee"
+            android:singleLine="true"
+            android:textAlignment="viewStart"
+            android:textColor="?android:attr/textColorPrimary"
+            style="?android:attr/textAppearanceMedium" />
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="center_vertical">
+
+            <Spinner
+                android:id="@+id/app_mode"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1" />
+
+            <ImageView
+                android:id="@+id/state"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:paddingStart="8dp"
+                android:scaleType="centerInside"
+                android:src="@drawable/ic_refresh_default" />
+        </LinearLayout>
+    </LinearLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/refreshrate/res/values/integers.xml b/refreshrate/res/values/integers.xml
new file mode 100644
index 0000000..a98eb82
--- /dev/null
+++ b/refreshrate/res/values/integers.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 20 The LineageOS Project
+     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.
+-->
+
+<resources>
+
+     <!-- Refresh Rate -->
+     <integer-array name="refresh_rate_tile_blocklist">
+     </integer-array>
+
+</resources>
diff --git a/refreshrate/res/values/strings.xml b/refreshrate/res/values/strings.xml
new file mode 100644
index 0000000..2dc33e2
--- /dev/null
+++ b/refreshrate/res/values/strings.xml
@@ -0,0 +1,12 @@
+<resources>
+    <!-- Add other string resources here -->
+
+    <!-- Add the missing string resources -->
+    <!-- Refresh Rate  -->
+    <string name="refresh_title">Refresh rate per-app</string>
+    <string name="refresh_summary">Set a specific refresh rate for each application</string>
+    <string name="refresh_rate_tile_title">Refresh Rate</string>
+    <string name="refresh_medium">(60 Hz)</string>
+    <string name="refresh_high">(90 Hz)</string>
+    <string name="refresh_default">(60/90 Hz)</string>
+</resources>
diff --git a/refreshrate/res/values/styles.xml b/refreshrate/res/values/styles.xml
new file mode 100644
index 0000000..aab73c8
--- /dev/null
+++ b/refreshrate/res/values/styles.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2015-2016 The CyanogenMod Project
+                   2017-2020 The LineageOS Project
+
+     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.
+-->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <style name="TextAppearance.Medium" parent="@android:style/TextAppearance.Material.Medium" />
+</resources>
diff --git a/refreshrate/src/co/aospa/settings/BootCompletedReceiver.java b/refreshrate/src/co/aospa/settings/BootCompletedReceiver.java
new file mode 100644
index 0000000..c12d572
--- /dev/null
+++ b/refreshrate/src/co/aospa/settings/BootCompletedReceiver.java
@@ -0,0 +1,37 @@
+package co.aospa.settings;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.util.Log;
+
+import co.aospa.settings.refreshrate.RefreshUtils;
+
+public class BootCompletedReceiver extends BroadcastReceiver {
+    private static final boolean DEBUG = false;
+    private static final String TAG = "RefreshRateParts";
+    
+    @Override
+    public void onReceive(final Context context, Intent intent) {
+        Log.i(TAG, "Received intent: " + intent.getAction());
+
+        switch (intent.getAction()) {
+            case Intent.ACTION_LOCKED_BOOT_COMPLETED:
+                onLockedBootCompleted(context);
+                break;
+            case Intent.ACTION_BOOT_COMPLETED:
+                onBootCompleted(context);
+                break;
+        }
+    }
+
+    private static void onLockedBootCompleted(Context context) {
+        // Services that don't require reading from data.
+    }
+    
+    private static void onBootCompleted(Context context) {
+        // Data is now accessible (user has just unlocked).
+        RefreshUtils.initialize(context);
+    }        
+}
\ No newline at end of file
diff --git a/refreshrate/src/co/aospa/settings/TileEntryActivity.java b/refreshrate/src/co/aospa/settings/TileEntryActivity.java
new file mode 100644
index 0000000..eaebca9
--- /dev/null
+++ b/refreshrate/src/co/aospa/settings/TileEntryActivity.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2021 Chaldeaprjkt
+ *
+ * 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.
+ */
+
+package co.aospa.settings;
+
+import android.app.Activity;
+import android.content.ActivityNotFoundException;
+import android.content.ComponentName;
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+
+import androidx.annotation.Nullable;
+
+import co.aospa.settings.refreshrate.RefreshActivity;
+
+public class TileEntryActivity extends Activity {
+    private static final String TAG = "TileEntryActivity";
+    private static final String REFRESH_TILE = "co.aospa.settings.refreshrate.RefreshTileService";
+
+    @Override
+    protected void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        ComponentName sourceClass = getIntent().getParcelableExtra(Intent.EXTRA_COMPONENT_NAME);
+        switch (sourceClass.getClassName()) {
+            case REFRESH_TILE:
+                openActivitySafely(new Intent(this, RefreshActivity.class));
+                break; 
+            default:
+                finish();
+                break;
+        }
+    }
+
+    private void openActivitySafely(Intent dest) {
+        try {
+            dest.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_TASK_ON_HOME);
+            finish();
+            startActivity(dest);
+        } catch (ActivityNotFoundException e) {
+            Log.e(TAG, "No activity found for " + dest);
+            finish();
+        }
+    }
+}
\ No newline at end of file
diff --git a/refreshrate/src/co/aospa/settings/refreshrate/RefreshActivity.java b/refreshrate/src/co/aospa/settings/refreshrate/RefreshActivity.java
new file mode 100644
index 0000000..43702d3
--- /dev/null
+++ b/refreshrate/src/co/aospa/settings/refreshrate/RefreshActivity.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2020 The LineageOS Project
+ *
+ * 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.
+ */
+
+package co.aospa.settings.refreshrate;
+
+import android.os.Bundle;
+import android.view.MenuItem;
+
+import com.android.settingslib.collapsingtoolbar.CollapsingToolbarBaseActivity;
+import com.android.settingslib.collapsingtoolbar.R;
+
+public class RefreshActivity extends CollapsingToolbarBaseActivity {
+
+    private static final String TAG_REFRESH = "refresh";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        getFragmentManager().beginTransaction().replace(R.id.content_frame,
+                new RefreshSettingsFragment(), TAG_REFRESH).commit();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == android.R.id.home) {
+            onBackPressed();
+            return true;
+        }
+        return false;
+    }
+}
\ No newline at end of file
diff --git a/refreshrate/src/co/aospa/settings/refreshrate/RefreshService.java b/refreshrate/src/co/aospa/settings/refreshrate/RefreshService.java
new file mode 100644
index 0000000..dc85afe
--- /dev/null
+++ b/refreshrate/src/co/aospa/settings/refreshrate/RefreshService.java
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2020 The LineageOS Project
+ *
+ * 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.
+ */
+
+package co.aospa.settings.refreshrate;
+
+import android.app.ActivityManager;
+import android.app.ActivityTaskManager;
+import android.app.ActivityTaskManager.RootTaskInfo;
+import android.app.IActivityTaskManager;
+import android.app.Service;
+import android.app.TaskStackListener;
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.Handler;
+import android.os.IBinder;
+import android.util.Log;
+import android.os.RemoteException;
+
+public class RefreshService extends Service {
+
+    private static final String TAG = "RefreshService";
+    private static final boolean DEBUG = true;
+
+    private String mPreviousApp;
+    private RefreshUtils mRefreshUtils;
+    private IActivityTaskManager mActivityTaskManager;
+    private final TaskStackListener mTaskListener = new TaskStackListener() {
+        @Override
+        public void onTaskStackChanged() {
+            try {
+                final RootTaskInfo info = mActivityTaskManager.getFocusedRootTaskInfo();
+                if (info == null || info.topActivity == null) {
+                    return;
+                }
+                String foregroundApp = info.topActivity.getPackageName();
+                if (!foregroundApp.equals(mPreviousApp)) {
+                    mRefreshUtils.setRefreshRate(foregroundApp);
+                    mPreviousApp = foregroundApp;
+                }
+            } catch (Exception e) {}
+            }
+        };
+
+    private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            mPreviousApp = "";
+            mRefreshUtils.setDefaultRefreshRate(context);
+        }
+    };
+
+    @Override
+    public void onCreate() {
+        if (DEBUG) Log.d(TAG, "Creating service");
+        mRefreshUtils = new RefreshUtils(this);
+        mRefreshUtils.setDefaultRefreshRate(this);
+        try {
+            mActivityTaskManager = ActivityTaskManager.getService();
+            mActivityTaskManager.registerTaskStackListener(mTaskListener);
+        } catch (RemoteException e) {
+            // Do nothing
+        }
+        registerReceiver();
+        super.onCreate();
+    }
+
+    @Override
+    public void onDestroy() {
+        if (DEBUG) Log.d(TAG, "Destroying service");
+        unregisterReceiver();
+        try {
+            ActivityTaskManager.getService().unregisterTaskStackListener(mTaskListener);
+        } catch (RemoteException e) {
+            // Do nothing
+        }
+        mRefreshUtils.setDefaultRefreshRate(this);
+        super.onDestroy();
+    }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        if (DEBUG) Log.d(TAG, "Starting service");
+        return START_STICKY;
+    }
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+
+    private void registerReceiver() {
+        IntentFilter filter = new IntentFilter();
+        filter.addAction(Intent.ACTION_SCREEN_OFF);
+        filter.addAction(Intent.ACTION_SCREEN_ON);        
+        this.registerReceiver(mIntentReceiver, filter);
+    }
+
+    private void unregisterReceiver() {
+        this.unregisterReceiver(mIntentReceiver);
+    }
+}
\ No newline at end of file
diff --git a/refreshrate/src/co/aospa/settings/refreshrate/RefreshSettingsFragment.java b/refreshrate/src/co/aospa/settings/refreshrate/RefreshSettingsFragment.java
new file mode 100644
index 0000000..02408d4
--- /dev/null
+++ b/refreshrate/src/co/aospa/settings/refreshrate/RefreshSettingsFragment.java
@@ -0,0 +1,412 @@
+/**
+ * Copyright (C) 2020 The LineageOS Project
+ *
+ * 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.
+ */
+package co.aospa.settings.refreshrate;
+
+import android.annotation.Nullable;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.TypedValue;
+import android.view.LayoutInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.BaseAdapter;
+import android.widget.ImageView;
+import android.widget.ListView;
+import android.widget.SectionIndexer;
+import android.widget.Spinner;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.preference.PreferenceFragment;
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.recyclerview.widget.LinearLayoutManager;
+
+import com.android.settingslib.applications.ApplicationsState;
+
+import co.aospa.settings.R;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class RefreshSettingsFragment extends PreferenceFragment
+        implements ApplicationsState.Callbacks {
+
+    private AllPackagesAdapter mAllPackagesAdapter;
+    private ApplicationsState mApplicationsState;
+    private ApplicationsState.Session mSession;
+    private ActivityFilter mActivityFilter;
+
+    private RefreshUtils mRefreshUtils;
+    private RecyclerView mAppsRecyclerView;
+
+    @Override
+    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        mApplicationsState = ApplicationsState.getInstance(getActivity().getApplication());
+        mSession = mApplicationsState.newSession(this);
+        mSession.onResume();
+        mActivityFilter = new ActivityFilter(getActivity().getPackageManager());
+
+        mAllPackagesAdapter = new AllPackagesAdapter(getActivity());
+
+        mRefreshUtils = new RefreshUtils(getActivity());
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+            Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.refresh_layout, container, false);
+    }
+
+    @Override
+    public void onViewCreated(final View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        mAppsRecyclerView = view.findViewById(R.id.refresh_rv_view);
+        mAppsRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
+        mAppsRecyclerView.setAdapter(mAllPackagesAdapter);
+    }
+
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        rebuild();
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+
+        mSession.onPause();
+        mSession.onDestroy();
+    }
+
+    @Override
+    public void onPackageListChanged() {
+        mActivityFilter.updateLauncherInfoList();
+        rebuild();
+    }
+
+    @Override
+    public void onRebuildComplete(ArrayList<ApplicationsState.AppEntry> entries) {
+        if (entries != null) {
+            handleAppEntries(entries);
+            mAllPackagesAdapter.notifyDataSetChanged();
+        }
+    }
+
+    @Override
+    public void onLoadEntriesCompleted() {
+        rebuild();
+    }
+
+    @Override
+    public void onAllSizesComputed() {
+    }
+
+    @Override
+    public void onLauncherInfoChanged() {
+    }
+
+    @Override
+    public void onPackageIconChanged() {
+    }
+
+    @Override
+    public void onPackageSizeChanged(String packageName) {
+    }
+
+    @Override
+    public void onRunningStateChanged(boolean running) {
+    }
+
+    private void handleAppEntries(List<ApplicationsState.AppEntry> entries) {
+        final ArrayList<String> sections = new ArrayList<String>();
+        final ArrayList<Integer> positions = new ArrayList<Integer>();
+        final PackageManager pm = getActivity().getPackageManager();
+        String lastSectionIndex = null;
+        int offset = 0;
+
+        for (int i = 0; i < entries.size(); i++) {
+            final ApplicationInfo info = entries.get(i).info;
+            final String label = (String) info.loadLabel(pm);
+            final String sectionIndex;
+
+            if (!info.enabled) {
+                sectionIndex = "--"; // XXX
+            } else if (TextUtils.isEmpty(label)) {
+                sectionIndex = "";
+            } else {
+                sectionIndex = label.substring(0, 1).toUpperCase();
+            }
+
+            if (lastSectionIndex == null ||
+                    !TextUtils.equals(sectionIndex, lastSectionIndex)) {
+                sections.add(sectionIndex);
+                positions.add(offset);
+                lastSectionIndex = sectionIndex;
+            }
+
+            offset++;
+        }
+
+        mAllPackagesAdapter.setEntries(entries, sections, positions);
+    }
+
+    private void rebuild() {
+        mSession.rebuild(mActivityFilter, ApplicationsState.ALPHA_COMPARATOR);
+    }
+
+    private int getStateDrawable(int state) {
+        switch (state) {
+            case RefreshUtils.STATE_MEDIUM:
+                return R.drawable.ic_refresh_60;
+            case RefreshUtils.STATE_HIGH:
+                return R.drawable.ic_refresh_90;
+            case RefreshUtils.STATE_DEFAULT:
+            default:
+                return R.drawable.ic_refresh_default;
+        }
+    }
+
+    private class ViewHolder extends RecyclerView.ViewHolder {
+        private TextView title;
+        private Spinner mode;
+        private ImageView icon;
+        private View rootView;
+        private ImageView stateIcon;
+
+        private ViewHolder(View view) {
+            super(view);
+            this.title = view.findViewById(R.id.app_name);
+            this.mode = view.findViewById(R.id.app_mode);
+            this.icon = view.findViewById(R.id.app_icon);
+            this.stateIcon = view.findViewById(R.id.state);
+            this.rootView = view;
+
+            view.setTag(this);
+        }
+    }
+
+    private class ModeAdapter extends BaseAdapter {
+
+        private final LayoutInflater inflater;
+        private final int[] items = {
+                R.string.refresh_default,
+                R.string.refresh_medium,
+                R.string.refresh_high
+        };
+
+        private ModeAdapter(Context context) {
+            inflater = LayoutInflater.from(context);
+        }
+
+        @Override
+        public int getCount() {
+            return items.length;
+        }
+
+        @Override
+        public Object getItem(int position) {
+            return items[position];
+        }
+
+        @Override
+        public long getItemId(int position) {
+            return 0;
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            TextView view;
+            if (convertView != null) {
+                view = (TextView) convertView;
+            } else {
+                view = (TextView) inflater.inflate(android.R.layout.simple_spinner_dropdown_item,
+                        parent, false);
+            }
+
+            view.setText(items[position]);
+            view.setTextSize(14f);
+            return view;
+        }
+    }
+
+    private class AllPackagesAdapter extends RecyclerView.Adapter<ViewHolder>
+            implements AdapterView.OnItemSelectedListener, SectionIndexer {
+
+        private List<ApplicationsState.AppEntry> mEntries = new ArrayList<>();
+        private String[] mSections;
+        private int[] mPositions;
+
+        public AllPackagesAdapter(Context context) {
+            mActivityFilter = new ActivityFilter(context.getPackageManager());
+        }
+
+        @Override
+        public int getItemCount() {
+            return mEntries.size();
+        }
+
+        @Override
+        public long getItemId(int position) {
+            return mEntries.get(position).id;
+        }
+
+        @NonNull
+        @Override
+        public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+            return new ViewHolder(LayoutInflater.from(parent.getContext())
+                    .inflate(R.layout.refresh_list_item, parent, false));
+        }
+
+        @Override
+        public void onBindViewHolder(ViewHolder holder, int position) {
+            Context context = holder.itemView.getContext();
+            ApplicationsState.AppEntry entry = mEntries.get(position);
+            if (entry == null) {
+                return;
+            }
+
+            holder.mode.setAdapter(new ModeAdapter(context));
+            holder.mode.setOnItemSelectedListener(this);
+            holder.title.setText(entry.label);
+            holder.title.setOnClickListener(v -> holder.mode.performClick());
+            mApplicationsState.ensureIcon(entry);
+            holder.icon.setImageDrawable(entry.icon);
+            int packageState = mRefreshUtils.getStateForPackage(entry.info.packageName);
+            holder.mode.setSelection(packageState, false);
+            holder.mode.setTag(entry);
+            holder.stateIcon.setImageResource(getStateDrawable(packageState));
+            holder.stateIcon.setOnClickListener(v -> holder.mode.performClick());
+        }
+
+        private void setEntries(List<ApplicationsState.AppEntry> entries,
+                List<String> sections, List<Integer> positions) {
+            mEntries = entries;
+            mSections = sections.toArray(new String[sections.size()]);
+            mPositions = new int[positions.size()];
+            for (int i = 0; i < positions.size(); i++) {
+                mPositions[i] = positions.get(i);
+            }
+            notifyDataSetChanged();
+        }
+
+
+        @Override
+        public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+            final ApplicationsState.AppEntry entry = (ApplicationsState.AppEntry) parent.getTag();
+            int currentState = mRefreshUtils.getStateForPackage(entry.info.packageName);
+            if (currentState != position) {
+                mRefreshUtils.writePackage(entry.info.packageName, position);
+                notifyDataSetChanged();
+            }
+        }
+
+        @Override
+        public void onNothingSelected(AdapterView<?> parent) {
+        }
+
+        @Override
+        public int getPositionForSection(int section) {
+            if (section < 0 || section >= mSections.length) {
+                return -1;
+            }
+
+            return mPositions[section];
+        }
+
+        @Override
+        public int getSectionForPosition(int position) {
+            if (position < 0 || position >= getItemCount()) {
+                return -1;
+            }
+
+            final int index = Arrays.binarySearch(mPositions, position);
+
+            /*
+             * Consider this example: section positions are 0, 3, 5; the supplied
+             * position is 4. The section corresponding to position 4 starts at
+             * position 3, so the expected return value is 1. Binary search will not
+             * find 4 in the array and thus will return -insertPosition-1, i.e. -3.
+             * To get from that number to the expected value of 1 we need to negate
+             * and subtract 2.
+             */
+            return index >= 0 ? index : -index - 2;
+        }
+
+        @Override
+        public Object[] getSections() {
+            return mSections;
+        }
+    }
+
+    private class ActivityFilter implements ApplicationsState.AppFilter {
+
+        private final PackageManager mPackageManager;
+        private final List<String> mLauncherResolveInfoList = new ArrayList<String>();
+
+        private ActivityFilter(PackageManager packageManager) {
+            this.mPackageManager = packageManager;
+
+            updateLauncherInfoList();
+        }
+
+        public void updateLauncherInfoList() {
+            Intent i = new Intent(Intent.ACTION_MAIN);
+            i.addCategory(Intent.CATEGORY_LAUNCHER);
+            List<ResolveInfo> resolveInfoList = mPackageManager.queryIntentActivities(i, 0);
+
+            synchronized (mLauncherResolveInfoList) {
+                mLauncherResolveInfoList.clear();
+                for (ResolveInfo ri : resolveInfoList) {
+                    mLauncherResolveInfoList.add(ri.activityInfo.packageName);
+                }
+            }
+        }
+
+        @Override
+        public void init() {
+        }
+
+        @Override
+        public boolean filterApp(ApplicationsState.AppEntry entry) {
+            boolean show = !mAllPackagesAdapter.mEntries.contains(entry.info.packageName);
+            if (show) {
+                synchronized (mLauncherResolveInfoList) {
+                    show = mLauncherResolveInfoList.contains(entry.info.packageName);
+                }
+            }
+            return show;
+        }
+    }
+}
\ No newline at end of file
diff --git a/refreshrate/src/co/aospa/settings/refreshrate/RefreshTileService.java b/refreshrate/src/co/aospa/settings/refreshrate/RefreshTileService.java
new file mode 100644
index 0000000..7d01d59
--- /dev/null
+++ b/refreshrate/src/co/aospa/settings/refreshrate/RefreshTileService.java
@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2021 crDroid Android Project
+ * Copyright (C) 2021 Chaldeaprjkt
+ *
+ * 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.
+ */
+
+package co.aospa.settings.refreshrate;
+
+import android.content.Context;
+import android.provider.Settings;
+import android.service.quicksettings.Tile;
+import android.service.quicksettings.TileService;
+import android.view.Display;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
+public class RefreshTileService extends TileService {
+    private static final String KEY_MIN_REFRESH_RATE = "min_refresh_rate";
+    private static final String KEY_PEAK_REFRESH_RATE = "peak_refresh_rate";
+
+    private Context context;
+    private Tile tile;
+
+    private final List<Integer> availableRates = new ArrayList<>();
+    private int activeRateMin;
+    private int activeRateMax;
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        context = getApplicationContext();
+        Display.Mode mode = context.getDisplay().getMode();
+        Display.Mode[] modes = context.getDisplay().getSupportedModes();
+        for (Display.Mode m : modes) {
+            int rate = (int) Math.round(m.getRefreshRate());
+            if (m.getPhysicalWidth() == mode.getPhysicalWidth() &&
+                m.getPhysicalHeight() == mode.getPhysicalHeight()) {
+                availableRates.add(rate);
+            }
+        }
+        syncFromSettings();
+    }
+
+    private int getSettingOf(String key) {
+        float rate = Settings.System.getFloat(context.getContentResolver(), key, 90);
+        int active = availableRates.indexOf((int) Math.round(rate));
+        return Math.max(active, 0);
+    }
+
+    private void syncFromSettings() {
+        activeRateMin = getSettingOf(KEY_MIN_REFRESH_RATE);
+        activeRateMax = getSettingOf(KEY_PEAK_REFRESH_RATE);
+    }
+
+    private void cycleRefreshRate() {
+        if (activeRateMax == 0) {
+    	    if(activeRateMin == 0) {
+                activeRateMin = availableRates.size();
+    	    }
+	        activeRateMax = activeRateMin;
+	        float rate = availableRates.get(activeRateMin - 1);
+      	    Settings.System.putFloat(context.getContentResolver(), KEY_MIN_REFRESH_RATE, rate);
+        }
+        float rate = availableRates.get(activeRateMax - 1);
+        Settings.System.putFloat(context.getContentResolver(), KEY_PEAK_REFRESH_RATE, rate);
+    }
+
+    private void updateTileView() {
+        String displayText;
+        int min = availableRates.get(activeRateMin);
+        int max = availableRates.get(activeRateMax);
+
+        displayText = String.format(Locale.US, min == max ? "%d Hz" : "%d - %d Hz", min, max);
+        tile.setContentDescription(displayText);
+        tile.setSubtitle(displayText);
+        tile.setState(min == max ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE);
+        tile.updateTile();
+    }
+
+    @Override
+    public void onStartListening() {
+        super.onStartListening();
+        tile = getQsTile();
+        syncFromSettings();
+        updateTileView();
+    }
+
+    @Override
+    public void onClick() {
+        super.onClick();
+        cycleRefreshRate();
+        syncFromSettings();
+        updateTileView();
+    }
+}
\ No newline at end of file
diff --git a/refreshrate/src/co/aospa/settings/refreshrate/RefreshUtils.java b/refreshrate/src/co/aospa/settings/refreshrate/RefreshUtils.java
new file mode 100644
index 0000000..40886fc
--- /dev/null
+++ b/refreshrate/src/co/aospa/settings/refreshrate/RefreshUtils.java
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2020 The LineageOS Project
+ *
+ * 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.
+ */
+
+package co.aospa.settings.refreshrate;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.UserHandle;
+import android.view.Display;
+
+import android.provider.Settings;
+import androidx.preference.PreferenceManager;
+
+public final class RefreshUtils {
+
+    private static final String REFRESH_CONTROL = "refresh_control";
+    private static final String REFRESH_SERVICE = "refresh_service";
+
+    private static final String KEY_PEAK_REFRESH_RATE = "peak_refresh_rate";
+    private static final String KEY_MIN_REFRESH_RATE = "min_refresh_rate";
+    private Context mContext;
+
+    protected static final int STATE_DEFAULT = 0;
+    protected static final int STATE_MEDIUM = 1;
+    protected static final int STATE_HIGH = 2;
+
+    private static final float REFRESH_STATE_DEFAULT = 90f;
+    private static final float REFRESH_STATE_MEDIUM = 60f;
+    private static final float REFRESH_STATE_HIGH = 90f;
+
+    private static final String REFRESH_MEDIUM = "refresh.medium=";
+    private static final String REFRESH_HIGH = "refresh.high=";
+
+    private static boolean isAppInList = false;
+    private static float defaultMaxRate;
+    private static float defaultMinRate;
+
+    private SharedPreferences mSharedPrefs;
+
+    protected RefreshUtils(Context context) {
+        mSharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
+        mContext = context;
+    }
+
+    public static void initialize(Context context) {
+        defaultMaxRate = Settings.System.getFloat(context.getContentResolver(), KEY_PEAK_REFRESH_RATE, REFRESH_STATE_DEFAULT);
+        defaultMinRate = Settings.System.getFloat(context.getContentResolver(), KEY_MIN_REFRESH_RATE, REFRESH_STATE_DEFAULT);
+
+        if (isServiceEnabled(context))
+            startService(context);
+        else
+            setDefaultRefreshRate(context);
+    }
+
+    public static void startService(Context context) {
+        context.startServiceAsUser(new Intent(context, RefreshService.class),
+                UserHandle.CURRENT);
+        PreferenceManager.getDefaultSharedPreferences(context).edit().putString(REFRESH_SERVICE, "true").apply();
+    }
+
+    protected static void stopService(Context context) {
+        context.stopService(new Intent(context, RefreshService.class));
+        PreferenceManager.getDefaultSharedPreferences(context).edit().putString(REFRESH_SERVICE, "false").apply();
+    }
+
+    protected static boolean isServiceEnabled(Context context) {
+        return true;
+    }
+
+    private void writeValue(String profiles) {
+        mSharedPrefs.edit().putString(REFRESH_CONTROL, profiles).apply();
+    }
+
+    private String getValue() {
+        String value = mSharedPrefs.getString(REFRESH_CONTROL, null);
+
+        if (value == null || value.isEmpty()) {
+            value = REFRESH_MEDIUM + ":" + REFRESH_HIGH;
+            writeValue(value);
+        }
+        return value;
+    }
+
+    protected void writePackage(String packageName, int mode) {
+        String value = getValue();
+        value = value.replace(packageName + ",", "");
+        String[] modes = value.split(":");
+        String finalString;
+
+        switch (mode) {
+            case STATE_MEDIUM:
+                modes[0] = modes[0] + packageName + ",";
+                break;
+            case STATE_HIGH:
+                modes[1] = modes[1] + packageName + ",";
+                break;
+        }
+
+        finalString = modes[0] + ":" + modes[1];
+
+        writeValue(finalString);
+    }
+
+    protected int getStateForPackage(String packageName) {
+        String value = getValue();
+        String[] modes = value.split(":");
+        int state = STATE_DEFAULT;
+        if (modes[0].contains(packageName + ",")) {
+            state = STATE_MEDIUM;
+        } else if (modes[1].contains(packageName + ",")) {
+            state = STATE_HIGH;
+        }
+        return state;
+    }
+
+    protected static void setDefaultRefreshRate(Context context) {
+        Settings.System.putFloat(context.getContentResolver(), KEY_PEAK_REFRESH_RATE, defaultMaxRate);
+        Settings.System.putFloat(context.getContentResolver(), KEY_MIN_REFRESH_RATE, defaultMinRate);
+    }
+
+    protected void setRefreshRate(String packageName) {
+        String value = getValue();
+        String modes[];
+
+        if (!isAppInList) {
+            defaultMaxRate = Settings.System.getFloat(mContext.getContentResolver(), KEY_PEAK_REFRESH_RATE, REFRESH_STATE_DEFAULT);
+            defaultMinRate = Settings.System.getFloat(mContext.getContentResolver(), KEY_MIN_REFRESH_RATE, REFRESH_STATE_DEFAULT);
+        }
+
+        float minrate = defaultMinRate;
+        float maxrate = defaultMaxRate;
+
+        if (value != null) {
+            modes = value.split(":");
+            if (modes[0].contains(packageName + ",")) {
+                maxrate = REFRESH_STATE_MEDIUM;
+                if ( minrate > maxrate){
+                minrate = maxrate;
+                }
+                isAppInList = true;
+            } else if (modes[1].contains(packageName + ",")) {
+                maxrate = REFRESH_STATE_HIGH;
+                if ( minrate > maxrate){
+                minrate = maxrate;
+                }
+                isAppInList = true;
+            } else {
+                isAppInList = false;
+            }
+        }
+        Settings.System.putFloat(mContext.getContentResolver(), KEY_PEAK_REFRESH_RATE, maxrate);
+        Settings.System.putFloat(mContext.getContentResolver(), KEY_MIN_REFRESH_RATE, minrate);
+    }
+}
\ No newline at end of file