public abstract class Module { public abstract void SomeModule();
}
public class FeaturesModule : Module {
public override void SomeModule() {
Console.WriteLine("Technical content.");
}
public FeaturesModule() {}
}
public class InstructionModule : Module {
public override void SomeModule() {
Console.WriteLine("Instruction content.");
}
public InstructionModule() {}
}
public class PictureModule : Module {
public override void SomeModule() {
Console.WriteLine("Picture content.");
}
public PictureModule() {}
}
public class TechnicalModule : Module {
public override void SomeModule() {
Console.WriteLine("Technical content.");
}
public TechnicalModule() {}
}
public abstract class Page { protected ArrayList pageCompositor = new ArrayList(); public abstract void AddModule(); public abstract void DisplayPage();
}
public class CatalogPage : Page { public override void AddModule() { this.pageCompositor.Clear(); this.pageCompositor.Add(new FeaturesModule()); this.pageCompositor.Add(new PictureModule());
} public override void DisplayPage() {
foreach (Module c in this.pageCompositor)
c.SomeModule();
}
public CatalogPage() { this.AddModule();
}
}
public class ManualPage : Page { public override void AddModule() { this.pageCompositor.Clear(); this.pageCompositor.Add(new TechnicalModule()); this.pageCompositor.Add(new PictureModule()); this.pageCompositor.Add(new InstructionModule());
} public override void DisplayPage() {
Console.WriteLine("Manual page contains:");
foreach (Module c in this.pageCompositor)
c.SomeModule();
Console.WriteLine();
} public ManualPage() { }
} class Client { static void Main(string[] args) {
Page p = new CatalogPage();
p.AddModule();
p.DisplayPage();
p = new ManualPage();
p.AddModule();
p.DisplayPage();
}
}
