My Prototype in C#
2024-07-21 02:19:38
供稿：網(wǎng)友
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using system;
using system.collections;
//abstract pagestyleprototype class 'prototype
abstract class pagestyleprototype
{
//fields
protected string stylestring;
//properties
public string stylestring
{
get{return stylestring;}
set{stylestring=value;}
}
//methods
abstract public pagestyleprototype clone();
};
//---pagestyle class---
class pagestyle:pagestyleprototype
{
//constructor
public pagestyle(string stylestr)
{
stylestring=stylestr;
}
override public pagestyleprototype clone()
{
return (pagestyleprototype)this.memberwiseclone();
}
public void displaystyle()
{
console.writeline(stylestring);
}
};
//--------------------------------------------end of style class
//stylemanager class
class stylemanager
{
//fields
protected hashtable styleht=new hashtable();
protected pagestyleprototype styleref;
//constructors
public stylemanager()
{
styleref=new pagestyle("thefirststyle");
styleht.add("style1",styleref);
styleref=new pagestyle("thesecondstyle");
styleht.add("style2",styleref);
styleref=new pagestyle("thethirdstyle");
styleht.add("style3",styleref);
}
//indexers
public pagestyleprototype this[string key]
{
get{ return (pagestyleprototype)styleht[key];}
set{ styleht.add(key,value);}
}
};
//--------------------------------------------end of stylemanager class
//testapp
class testapp
{
public static void main(string[] args)
{
stylemanager stylemanager =new stylemanager();
pagestyle stylea =(pagestyle)stylemanager["style1"].clone();
pagestyle styleb =(pagestyle)stylemanager["style2"].clone();
pagestyle stylec =(pagestyle)stylemanager["style3"].clone();
stylemanager["style4"]=new pagestyle("theforthstyle");
pagestyle styled =(pagestyle)stylemanager["style4"].clone();
stylea.displaystyle();
styleb.displaystyle();
stylec.displaystyle();
styled.displaystyle();
while(true){}
}
};
