Updated with better typings from @Podlas29

Author: Oden

index.d.ts

@@ -20,19 +20,19 @@ declare module "react-css-themr"
 
 	}
 
-	interface ThemedComponent<P, S> extends React.Component<P, S>
-	{
-		getWrappedInstance(): React.Component<P, S>;
+	interface ThemedComponent<P, S, Base> extends React.Component<P, S> {
+		getWrappedInstance(): Base;
 	}
 
-	interface ThemedComponentClass<P, S> extends React.ComponentClass<P>
-	{
-		new(props?: P, context?: any): ThemedComponent<P, S>;
+	interface ThemedComponentClass<P, S, Base> extends React.ComponentClass<P> {
+		new(props?: P, context?: any): ThemedComponent<P, S, Base>;
 	}
 
-	export function themr(
-		identifier: string,
-		defaultTheme?: {},
-		options?: IThemrOptions
-	): <P, S>(component: new(props?: P, context?: any) => React.Component<P, S>) => ThemedComponentClass<P, S>;
+	export function themr
+		(
+			identifier: string,
+			defaultTheme?: {},
+			options?: IThemrOptions
+		): <P, S, C extends new(props?: P, context?: any) => React.Component<P, S>>
+			(component: C) => ThemedComponentClass<P, S, C>;
 }