Themes: Enhanced theming capabilities [1/3]

This patch includes a new class, ThemeChangeRequest, which will be
used to facilitate theme changes.  This class includes a builder
that will be used to create a ThemeChangeRequest.

Change-Id: I60144f8a6505aefcc570feb15ccc50e77bcb1114

1 files changed, 15 insertions, 0 deletions

diff --git a/core/java/android/content/pm/ThemeUtils.java b/core/java/android/content/pm/ThemeUtils.java
index 38391d4..a5a523c 100644
--- a/core/java/android/content/pm/ThemeUtils.java
+++ b/core/java/android/content/pm/ThemeUtils.java
@@ -107,6 +107,9 @@ public class ThemeUtils {
 
     public static final int SYSTEM_TARGET_API = 0;
 
+    // Package name for any app which does not have a specific theme applied
+    private static final String DEFAULT_PKG = "default";
+
     private static final String SETTINGS_DB =
             "/data/data/com.android.providers.settings/databases/settings.db";
     private static final String SETTINGS_SECURE_TABLE = "secure";
@@ -715,4 +718,16 @@ public class ThemeUtils {
 
         return config;
     }
+
+    /**
+     * Convenience method to determine if a theme component is a per app theme and not a standard
+     * component.
+     * @param component
+     * @return
+     */
+    public static boolean isPerAppThemeComponent(String component) {
+        return !(DEFAULT_PKG.equals(component)
+                || ThemeConfig.SYSTEMUI_STATUS_BAR_PKG.equals(component)
+                || ThemeConfig.SYSTEMUI_NAVBAR_PKG.equals(component));
+    }
 }