【week03】作业 1

.net版本单例模式





作业2



public interface IControl

{

void Print();



string ControlName { get; set; }

}



public abstract class BaseControl : IControl, IEnumerable<BaseControl>

{

private List<BaseControl> Children = new List<BaseControl>();



public BaseControl(string controlName)

{

this.ControlName = controlName;

}



public void AddChild(BaseControl child)

{

this.Children.Add(child);

}



IEnumerator<BaseControl> IEnumerable<BaseControl>.GetEnumerator()

{

return this.Children.GetEnumerator();

}



System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()

{

return this.Children.GetEnumerator();

}



public virtual void Print()

{

this.PrintSelf();

foreach (var child in this.Children)

{

child.Print();

}

}



protected abstract void PrintSelf();



private string name;

public string ControlName

{

get

{

return this.name;

}

set

{

this.name = value;

}

}

}



public class WinForm : BaseControl

{

public WinForm(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print WinForm({0})", this.ControlName);

}

}



public class Picture : BaseControl

{

public Picture(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print Picture({0})", this.ControlName);

}

}



public class Button: BaseControl

{

public Button(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print Button({0})", this.ControlName);

}

}



public class Frame : BaseControl

{

public Frame(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print Frame({0})", this.ControlName);

}

}



public class Label : BaseControl

{

public Label(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print Label({0})", this.ControlName);

}

}



public class TextBox : BaseControl

{

public TextBox(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print TextBox({0})", this.ControlName);

}

}



public class Password : BaseControl

{

public Password(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print Password({0})", this.ControlName);

}

}



public class CheckBox : BaseControl

{

public CheckBox(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print CheckBox({0})", this.ControlName);

}

}



public class LinkLabel : BaseControl

{

public LinkLabel(string name) :

base(name)

{ }

protected override void PrintSelf()

{

Console.WriteLine("Print LinkLabel({0})", this.ControlName);

}

}



class Program

{

static void Main(string[] args)

{

WinForm form = new WinForm("WINDOW窗口");

form.AddChild(new Picture("LOGO图片"));

form.AddChild(new Button("登录"));

form.AddChild(new Button("注册"));

Frame f = new Frame("FRAME1");

form.AddChild(f);

f.AddChild(new Label("用户名"));

f.AddChild(new TextBox("文本框"));

f.AddChild(new Label("密码"));

f.AddChild(new Password("密码框"));

f.AddChild(new CheckBox("复选框"));

f.AddChild(new Label("记住用户名"));

f.AddChild(new LinkLabel("忘记密码"));

form.Print();

Console.Read();

}

}