Allow creating multiple accents

Accents can also be disabled, removed (swipe left)

Author: Akilesh-T

app/build.gradle

@@ -4,6 +4,8 @@ apply plugin: 'kotlin-android'
 
 apply plugin: 'kotlin-android-extensions'
 
+apply plugin: 'kotlin-kapt'
+
 android {
     compileSdkVersion 29
     buildToolsVersion "29.0.2"
@@ -28,6 +30,9 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
+    packagingOptions {
+        exclude 'META-INF/atomicfu.kotlin_module'
+    }
 }
 
 dependencies {
@@ -38,6 +43,25 @@ dependencies {
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'androidx.preference:preference:1.1.0'
 
+    def roomVersion = '2.2.2'
+    def archLifecycleVersion = '2.2.0-rc03'
+    def coroutines = '1.3.3'
+
+    // Room components
+    implementation "androidx.room:room-runtime:$roomVersion"
+    implementation "androidx.room:room-ktx:$roomVersion"
+    kapt "androidx.room:room-compiler:$roomVersion"
+
+    // Lifecycle components
+    implementation "androidx.lifecycle:lifecycle-extensions:$archLifecycleVersion"
+    implementation "androidx.lifecycle:lifecycle-common-java8:$archLifecycleVersion"
+
+    // ViewModel Kotlin support
+    implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:$archLifecycleVersion"
+
+    // Coroutines
+    api "org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutines"
+
     implementation 'com.google.android.material:material:1.2.0-alpha02'
 
     implementation 'com.github.topjohnwu.libsu:core:2.5.1'

app/src/main/assets/AndroidManifest.xml

@@ -5,7 +5,8 @@
     package="com.android.theme.color.custom"
     platformBuildVersionCode="29"
     platformBuildVersionName="10"
-    android:versionName="1.0">
+    android:versionName="1.0"
+    android:versionCode="1">
 
     <overlay
         android:category="android.theme.customization.accent_color"

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

@@ -2,4 +2,5 @@
 <resources>
   <color name="accent_device_default_dark">#03DAC5</color>
   <color name="accent_device_default_light">#183693</color>
+  <color name="accent_device_default_700">#673AB7</color>
 </resources>

app/src/main/java/app/akilesh/qacc/AccentListAdapter.kt

@@ -0,0 +1,99 @@
+package app.akilesh.qacc
+
+import android.content.Context
+import android.content.res.ColorStateList
+import android.graphics.Color
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.appcompat.widget.AppCompatImageView
+import androidx.core.content.res.ResourcesCompat
+import androidx.recyclerview.widget.RecyclerView
+import app.akilesh.qacc.model.Accent
+import com.google.android.material.button.MaterialButton
+import com.google.android.material.textview.MaterialTextView
+import com.topjohnwu.superuser.Shell
+
+class AccentListAdapter internal constructor(
+    private val context: Context
+): RecyclerView.Adapter<AccentListAdapter.AccentViewHolder>() {
+    private val inflater: LayoutInflater = LayoutInflater.from(context)
+    private var accents = mutableListOf<Accent>()
+
+
+    inner class AccentViewHolder(itemView: View): RecyclerView.ViewHolder(itemView) {
+        val name: MaterialTextView = itemView.findViewById(R.id.name)
+        val color: AppCompatImageView = itemView.findViewById(R.id.color)
+        val button: MaterialButton = itemView.findViewById(R.id.enable_or_disable_accent)
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): AccentViewHolder {
+        val itemView = inflater.inflate(R.layout.recyclerview_item, parent, false)
+        return AccentViewHolder(itemView)
+    }
+
+    override fun onBindViewHolder(holder: AccentViewHolder, position: Int) {
+        val current = accents[position]
+        val text = current.name + " - " + current.color
+        val color = Color.parseColor(current.color)
+        val colorStateList = ColorStateList.valueOf(color)
+        holder.name.text = text
+        holder.color.setColorFilter(color)
+
+        if (isOverlayInstalled(current.pkgName)) {
+
+            if(isOverlayEnabled(current.pkgName)) {
+                holder.button.strokeColor = colorStateList
+                holder.button.strokeWidth = 3
+                holder.button.text = context.resources.getString(R.string.disable_accent)
+                holder.button.icon = ResourcesCompat.getDrawable(context.resources, R.drawable.ic_check_circle_unchecked, context.theme)
+            }
+            else {
+                holder.button.text = context.resources.getString(R.string.enable_accent)
+                holder.button.icon = ResourcesCompat.getDrawable(context.resources, R.drawable.ic_check_circle_checked, context.theme)
+            }
+
+            holder.button.iconTint = colorStateList
+            holder.button.rippleColor = colorStateList
+            holder.button.setOnClickListener {
+                if (holder.button.text == "Enable")
+                    Shell.su("cmd overlay enable-exclusive --category ${current.pkgName}").exec()
+                else
+                    Shell.su("cmd overlay disable ${current.pkgName}").exec()
+            }
+        }
+        else {
+            holder.button.strokeWidth = 0
+            holder.button.text = context.resources.getString(R.string.overlay_not_installed)
+            holder.button.isClickable = false
+            holder.button.icon = null
+        }
+    }
+
+    internal fun setAccents(accents: MutableList<Accent>) {
+        this.accents = accents
+        notifyDataSetChanged()
+    }
+
+    internal fun getAccentAndRemoveAt(position: Int): Accent {
+        val current = accents[position]
+        accents.removeAt(position)
+        notifyItemRemoved(position)
+        return current
+    }
+    override fun getItemCount() = accents.size
+
+    private fun isOverlayInstalled(pkgName: String): Boolean {
+        return try {
+            context.packageManager.getPackageInfo(pkgName, 0)
+            true
+        } catch (e: Exception) {
+            false
+        }
+    }
+
+    private fun isOverlayEnabled(pkgName: String): Boolean {
+        return Shell.su("cmd overlay dump isenabled $pkgName").exec().out.component1() == "true"
+    }
+}

app/src/main/java/app/akilesh/qacc/AccentRepository.kt

@@ -0,0 +1,19 @@
+package app.akilesh.qacc
+
+import androidx.lifecycle.LiveData
+import app.akilesh.qacc.db.dao.AccentDao
+import app.akilesh.qacc.model.Accent
+
+class AccentRepository(private val accentDao: AccentDao) {
+
+    val allAccents: LiveData<MutableList<Accent>> = accentDao.getAll()
+
+    suspend fun insert(accent: Accent) {
+        accentDao.insert(accent)
+    }
+
+    suspend fun delete(accent: Accent) {
+        accentDao.delete(accent)
+    }
+
+}