Add support for host theme

pranavpandey · Feb 7, 2022 · 8df9f88 · 8df9f88
1 parent bf404ad
commit 8df9f88
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Showing 2 changed files with 26 additions and 2 deletions.
diff --git a/dynamic-theme/src/main/java/com/pranavpandey/android/dynamic/theme/Theme.java b/dynamic-theme/src/main/java/com/pranavpandey/android/dynamic/theme/Theme.java
@@ -912,7 +912,7 @@
      */
     @Retention(RetentionPolicy.SOURCE)
     @StringDef(value = { Key.BRACKETS, Key.QUOTE, Key.SPLIT, Key.DARK,
-            Key.INVERSE, Key.SHARE, Key.SHARE_ALT, Key.RES, Key.WIDGET_ID,
+            Key.INVERSE, Key.SHARE, Key.SHARE_ALT, Key.HOST, Key.RES, Key.WIDGET_ID,
             Key.BACKGROUND, Key.TINT_BACKGROUND, Key.SURFACE, Key.TINT_SURFACE,
             Key.PRIMARY, Key.TINT_PRIMARY, Key.PRIMARY_DARK, Key.TINT_PRIMARY_DARK,
             Key.ACCENT, Key.TINT_ACCENT, Key.ACCENT_DARK, Key.TINT_ACCENT_DARK,
@@ -957,6 +957,11 @@
          */
         String SHARE_ALT = "dynamic-theme-alt";
 
+        /**
+         * Serialized name for the host.
+         */
+        String HOST = "host";
+
         /**
          * Serialized name for the theme resource.
          */

diff --git a/dynamic-theme/src/main/java/com/pranavpandey/android/dynamic/theme/base/BaseTheme.java b/dynamic-theme/src/main/java/com/pranavpandey/android/dynamic/theme/base/BaseTheme.java
@@ -16,9 +16,28 @@
 
 package com.pranavpandey.android.dynamic.theme.base;
 
+import androidx.annotation.NonNull;
+
 /**
  * An interface to implement the base theme.
  *
  * @param <T> The type of the dynamic theme.
  */
-public interface BaseTheme<T extends BaseTheme<T>> { }
+public interface BaseTheme<T extends BaseTheme<T>> {
+
+    /**
+     * Returns whether this theme is host and can have child themes.
+     *
+     * @return {@code true} if this theme is host and can have child themes.
+     */
+    boolean isHost();
+
+    /**
+     * Sets whether this theme is host and can have child themes.
+     *
+     * @param host {@code true} to set the theme as host.
+     *
+     * @return The {@link T} object to allow for chaining of calls to set methods.
+     */
+    @NonNull T setHost(boolean host);
+}