Implement Smartspacer as an alternative At a Glance provider (#3684)

AndroidManifest.xml

@@ -19,9 +19,10 @@
 ** Modifications copyright 2021, Lawnchair
 */
 -->
-<manifest
-    xmlns:android="http://schemas.android.com/apk/res/android">
-    <uses-sdk android:targetSdkVersion="30" android:minSdkVersion="26"/>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+    <uses-sdk android:targetSdkVersion="30" android:minSdkVersion="26"
+        tools:overrideLibrary="com.kieronquinn.app.smartspacer.sdk.client"/>
     <!--
     Manifest entries specific to Launcher3. This is merged with AndroidManifest-common.xml.
     Refer comments around specific entries on how to extend individual components.

build.gradle

@@ -79,7 +79,7 @@ final def ciRunNumber = System.getenv("GITHUB_RUN_NUMBER") ?: ""
 final def isReleaseBuild = ciBuild && ciRef.contains("alpha")
 final def devReleaseName = ciBuild ? "Dev (#${ciRunNumber})" : "Dev (${buildCommit})"
 final def version = "13"
-final def releaseName = "Alpha 1"
+final def releaseName = "Alpha 4"
 final def versionDisplayName = "${version} ${isReleaseBuild ? releaseName : devReleaseName}"
 final def majorVersion = versionDisplayName.split("\\.")[0]
 
@@ -380,6 +380,9 @@ dependencies {
     implementation 'com.github.samanzamani:PersianDate:1.7.1'
 
     implementation 'com.airbnb.android:lottie:6.1.0'
+
+    // Smartspacer
+    implementation 'com.kieronquinn.smartspacer:sdk-client:1.0.3'
 }
 
 ksp {

lawnchair/AndroidManifest.xml

@@ -23,6 +23,7 @@
     <uses-permission android:name="android.permission.PACKAGE_USAGE_STATS" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="com.google.android.apps.nexuslauncher.permission.QSB" />
+    <uses-permission android:name="com.kieronquinn.app.smartspacer.permission.ACCESS_SMARTSPACER"/>
 
     <permission
         android:name="${packageName}.permission.READ_SETTINGS"

lawnchair/res/values/strings.xml

@@ -281,6 +281,7 @@
     <string name="smartspace_mode_lawnchair">Lawnchair</string>
     <string name="smartspace_mode_google">Google</string>
     <string name="smartspace_mode_google_search">Google Search</string>
+    <string name="smartspace_mode_smartspacer">Smartspacer</string>
 
     <!-- DockPreferences -->
     <!-- <string name="dock_label" /> -->

lawnchair/src/app/lawnchair/LawnchairLauncher.kt

@@ -66,6 +66,7 @@ import com.android.launcher3.util.TouchController
 import com.android.launcher3.widget.RoundedCornerEnforcement
 import com.android.systemui.plugins.shared.LauncherOverlayManager
 import com.android.systemui.shared.system.QuickStepContract
+import com.kieronquinn.app.smartspacer.sdk.client.SmartspacerClient
 import com.patrykmichalik.opto.core.firstBlocking
 import com.patrykmichalik.opto.core.onEach
 import dev.kdrag0n.monet.theme.ColorScheme
@@ -320,6 +321,8 @@ class LawnchairLauncher : QuickstepLauncher(), LifecycleOwner,
     override fun onDestroy() {
         super.onDestroy()
         lifecycle.handleLifecycleEvent(Lifecycle.Event.ON_DESTROY)
+        // Only actually closes if required, safe to call if not enabled
+        SmartspacerClient.close()
     }
 
     @Suppress("OVERRIDE_DEPRECATION")

lawnchair/src/app/lawnchair/smartspace/model/SmartspaceMode.kt

@@ -1,6 +1,7 @@
 package app.lawnchair.smartspace.model
 
 import android.content.Context
+import android.os.Build
 import androidx.annotation.LayoutRes
 import androidx.annotation.StringRes
 import app.lawnchair.util.isPackageInstalledAndEnabled
@@ -15,6 +16,7 @@ sealed class SmartspaceMode(
         fun fromString(value: String): SmartspaceMode = when (value) {
             "google" -> GoogleSmartspace
             "google_search" -> GoogleSearchSmartspace
+            "smartspacer" -> Smartspacer
             else -> LawnchairSmartspace
         }
 
@@ -25,6 +27,7 @@ sealed class SmartspaceMode(
             LawnchairSmartspace,
             GoogleSmartspace,
             GoogleSearchSmartspace,
+            Smartspacer,
         )
     }
 
@@ -59,3 +62,16 @@ object GoogleSmartspace : SmartspaceMode(
     override fun isAvailable(context: Context): Boolean =
         context.packageManager.isPackageInstalledAndEnabled("com.google.android.googlequicksearchbox")
 }
+
+object Smartspacer : SmartspaceMode(
+    nameResourceId = R.string.smartspace_mode_smartspacer,
+    layoutResourceId = R.layout.smartspace_smartspacer,
+) {
+    override fun toString(): String = "smartspacer"
+
+    override fun isAvailable(context: Context): Boolean {
+        // Smartspacer requires Android 10+
+        return Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q &&
+            context.packageManager.isPackageInstalledAndEnabled("com.kieronquinn.app.smartspacer")
+    }
+}

proguard.pro

@@ -159,3 +159,6 @@
 -keep class com.android.** {
   *;
 }
+
+# Keep Smartspacer's client SDK
+-keep class com.kieronquinn.app.smartspacer.sdk.**  { *; }

quickstep/AndroidManifest-launcher.xml

@@ -20,8 +20,12 @@
 */
 -->
 <manifest
-    xmlns:android="http://schemas.android.com/apk/res/android">
-    <uses-sdk android:targetSdkVersion="33" android:minSdkVersion="26"/>
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-sdk android:targetSdkVersion="33" android:minSdkVersion="26"
+        tools:overrideLibrary="com.kieronquinn.app.smartspacer.sdk.client"/>
+    
     <!--
     Manifest entries specific to Launcher3. This is merged with AndroidManifest-common.xml.
     Refer comments around specific entries on how to extend individual components.

res/layout/smartspace_smartspacer.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.kieronquinn.app.smartspacer.sdk.client.views.BcSmartspaceView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/bc_smartspace_view"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_gravity="center_vertical"
+    android:layout_marginStart="@dimen/enhanced_smartspace_margin_start_launcher">
+
+    <androidx.viewpager.widget.ViewPager
+        android:id="@+id/smartspace_card_pager"
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/enhanced_smartspace_height"
+        android:layout_marginBottom="@dimen/smartspace_page_margin_16"
+        android:layout_gravity="center" />
+
+    <com.kieronquinn.app.smartspacer.sdk.client.views.PageIndicator
+        android:id="@+id/smartspace_page_indicator"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|left|center_vertical|center_horizontal|center|start"
+        android:importantForAccessibility="no"
+        android:paddingStart="@dimen/page_indicator_padding_start"
+        android:paddingTop="@dimen/page_indicator_padding_top_bottom"
+        android:paddingBottom="@dimen/page_indicator_padding_top_bottom"
+        android:visibility="visible" />
+
+</com.kieronquinn.app.smartspacer.sdk.client.views.BcSmartspaceView>