feat : App drawer color

lawnchair/res/values/config.xml

@@ -81,6 +81,9 @@
     <!-- which hotseat bg color to use by default -->
     <string name="config_default_hotseat_bg_color" translatable="false">default</string>
 
+    <!-- which app drawer bg color to use by default -->
+    <string name="config_default_app_drawer_bg_color" translatable="false">default</string>
+
     <!-- which smartspace mode to use by default -->
     <string name="config_default_smartspace_mode" translatable="false">lawnchair</string>
 

lawnchair/res/values/strings.xml

@@ -620,6 +620,7 @@
     <string name="app_drawer_columns">App drawer columns</string>
     <string name="row_height_label">Row height</string>
     <string name="app_drawer_indent_label">Horizontal padding</string>
+    <string name="app_drawer_bg_color_label">Background color</string>
 
     <!-- HiddenAppsPreferences -->
     <string name="hide_from_drawer">Hide from app drawer</string>

lawnchair/src/app/lawnchair/preferences2/PreferenceManager2.kt

@@ -139,6 +139,14 @@ class PreferenceManager2 private constructor(private val context: Context) : Pre
         defaultValue = ColorOption.fromString(context.getString(R.string.config_default_hotseat_bg_color)),
     )
 
+    val appDrawerBackgroundColor = preference(
+        key = stringPreferencesKey(name = "app_drawer_bg_color"),
+        parse = ColorOption::fromString,
+        save = ColorOption::toString,
+        onSet = { reloadHelper.reloadGrid() },
+        defaultValue = ColorOption.fromString(context.getString(R.string.config_default_app_drawer_bg_color)),
+    )
+
     val notificationDotColor = preference(
         key = stringPreferencesKey(name = "notification_dot_color"),
         parse = ColorOption::fromString,

lawnchair/src/app/lawnchair/ui/preferences/components/colorpreference/ColorPreferenceModelList.kt

@@ -31,6 +31,13 @@ class ColorPreferenceModelList(context: Context) {
                 dynamicEntries = dynamicColorsWithDefault,
             ),
         )
+        registerModel(
+            ColorPreferenceModel(
+                prefObject = prefs.appDrawerBackgroundColor,
+                labelRes = R.string.app_drawer_bg_color_label,
+                dynamicEntries = dynamicColorsWithDefault,
+            ),
+        )
         registerModel(
             ColorPreferenceModel(
                 prefObject = prefs.notificationDotColor,

lawnchair/src/app/lawnchair/ui/preferences/destinations/AppDrawerPreferences.kt

@@ -26,6 +26,7 @@ import app.lawnchair.preferences2.preferenceManager2
 import app.lawnchair.ui.preferences.LocalIsExpandedScreen
 import app.lawnchair.ui.preferences.components.NavigationActionPreference
 import app.lawnchair.ui.preferences.components.SuggestionsPreference
+import app.lawnchair.ui.preferences.components.colorpreference.ColorPreference
 import app.lawnchair.ui.preferences.components.controls.SliderPreference
 import app.lawnchair.ui.preferences.components.controls.SwitchPreference
 import app.lawnchair.ui.preferences.components.layout.DividerColumn
@@ -53,6 +54,7 @@ fun AppDrawerPreferences(
         modifier = modifier,
     ) {
         PreferenceGroup(heading = stringResource(id = R.string.general_label)) {
+            ColorPreference(preference = prefs2.appDrawerBackgroundColor)
             SliderPreference(
                 label = stringResource(id = R.string.background_opacity),
                 adapter = prefs.drawerOpacity.getAdapter(),

lawnchair/src/app/lawnchair/util/LawnchairUtils.kt

@@ -45,6 +45,7 @@ import androidx.core.graphics.ColorUtils
 import androidx.core.os.UserManagerCompat
 import app.lawnchair.preferences.PreferenceManager
 import app.lawnchair.preferences2.PreferenceManager2
+import app.lawnchair.theme.color.ColorOption
 import app.lawnchair.theme.color.tokens.ColorTokens
 import com.android.launcher3.R
 import com.android.launcher3.Utilities
@@ -175,7 +176,13 @@ fun getFolderBackgroundAlpha(context: Context): Int {
 
 fun getAllAppsScrimColor(context: Context): Int {
     val opacity = PreferenceManager.getInstance(context).drawerOpacity.get()
-    val scrimColor = ColorTokens.AllAppsScrimColor.resolveColor(context)
+    val prefs2 = PreferenceManager2.getInstance(context)
+    var scrimColor = ColorTokens.AllAppsScrimColor.resolveColor(context)
+    val colorOptions: ColorOption = prefs2.appDrawerBackgroundColor.firstBlocking()
+    val color = colorOptions.colorPreferenceEntry.lightColor.invoke(context)
+    if (color != 0) {
+        scrimColor = color
+    }
     val alpha = (opacity * 255).roundToInt()
     return ColorUtils.setAlphaComponent(scrimColor, alpha)
 }

quickstep/src/com/android/launcher3/uioverrides/states/AllAppsState.java

@@ -217,6 +217,8 @@ public class AllAppsState extends LauncherState {
 
     @Override
     public int getWorkspaceScrimColor(Launcher launcher) {
-        return LawnchairUtilsKt.getAllAppsScrimColor(launcher);
+        return launcher.getDeviceProfile().isTablet 
+            ? launcher.getResources().getColor(android.R.color.transparent) 
+            : LawnchairUtilsKt.getAllAppsScrimColor(launcher);
     }
 }

src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java

@@ -151,7 +151,7 @@ public class ActivityAllAppsContainerView<T extends Context & ActivityContext>
     protected WorkProfileManager mWorkManager;
     protected final PrivateProfileManager mPrivateProfileManager;
     protected final Point mFastScrollerOffset = new Point();
-    protected final int mScrimColor;
+    protected int mScrimColor;
     protected final float mHeaderThreshold;
     protected final AllAppsSearchUiDelegate mSearchUiDelegate;
 
@@ -832,6 +832,11 @@ public class ActivityAllAppsContainerView<T extends Context & ActivityContext>
 
     protected int getHeaderColor(float blendRatio) {
         var opacity = pref.getDrawerOpacity().get();
+        var colorOptions = PreferenceExtensionsKt.firstBlocking(pref2.getAppDrawerBackgroundColor());
+        var color = colorOptions.getColorPreferenceEntry().getLightColor().invoke(mContext);
+        if (color != 0) {
+            mScrimColor = color;
+        }
         return ColorUtils.setAlphaComponent(
                 ColorUtils.blendARGB(mScrimColor, mHeaderProtectionColor, blendRatio),
                 Math.round(opacity * 255));