Adding support for dark text on dark theme

Bug: 80253867
Change-Id: Ib81a2fe884f68cd2dd4af1e573bd8c836f374f16

res/values/styles.xml

@@ -45,7 +45,7 @@
 
     <style name="LauncherTheme" parent="@style/BaseLauncherThemeWithCustomAttrs"></style>
 
-    <style name="LauncherThemeDarkText" parent="@style/LauncherTheme">
+    <style name="LauncherTheme.DarkText" parent="@style/LauncherTheme">
         <item name="workspaceTextColor">#FF212121</item>
         <item name="workspaceShadowColor">@android:color/transparent</item>
         <item name="workspaceAmbientShadowColor">@android:color/transparent</item>
@@ -70,6 +70,15 @@
         <item name="isMainColorDark">true</item>
     </style>
 
+    <style name="LauncherThemeDark.DarKText" parent="@style/LauncherThemeDark">
+        <item name="workspaceTextColor">#FF212121</item>
+        <item name="workspaceShadowColor">@android:color/transparent</item>
+        <item name="workspaceAmbientShadowColor">@android:color/transparent</item>
+        <item name="workspaceKeyShadowColor">@android:color/transparent</item>
+        <item name="isWorkspaceDarkText">true</item>
+        <item name="workspaceStatusBarScrim">@null</item>
+    </style>
+
     <!--
     Theme overrides to element on homescreen, i.e., which are drawn on top on wallpaper.
     Various foreground colors are overridden to be workspaceTextColor so that they are properly

src/com/android/launcher3/BaseDraggingActivity.java

@@ -90,11 +90,11 @@ public abstract class BaseDraggingActivity extends BaseActivity
 
     protected int getThemeRes(WallpaperColorInfo wallpaperColorInfo) {
         if (wallpaperColorInfo.isDark()) {
-            return R.style.LauncherThemeDark;
+            return wallpaperColorInfo.supportsDarkText() ?
-        } else if (wallpaperColorInfo.supportsDarkText()) {
+                    R.style.LauncherThemeDark_DarKText : R.style.LauncherThemeDark;
-            return R.style.LauncherThemeDarkText;
         } else {
-            return R.style.LauncherTheme;
+            return wallpaperColorInfo.supportsDarkText() ?
+                    R.style.LauncherTheme_DarkText : R.style.LauncherTheme;
         }
     }