在VC#中提供了Registry类、RegistryKey类来实现对注册表的操作。
其中Registry类封装了注册表的七个基本主健:
Registry.ClassesRoot 对应于HKEY_CLASSES_ROOT主键
Registry.CurrentUser 对应于HKEY_CURRENT_USER主键
Registry.LocalMachine 对应于 HKEY_LOCAL_MACHINE主键
Registry.User 对应于 HKEY_USER主键
Registry.CurrentConfig 对应于HEKY_CURRENT_CONFIG主键
Registry.DynDa 对应于HKEY_DYN_DATA主键
Registry.PerformanceData 对应于HKEY_PERFORMANCE_DATA主键
RegistryKey类封装了对注册表的基本操作,包括读取,写入,删除。
其中读取的主要函数有:
OpenSubKey ( string name )方法主要是打开指定的子键。
GetSubKeyNames ( )方法是获得主键下面的所有子键的名称,它的返回值是一个字符串数组。
GetValueNames ( )方法是获得当前子键中的所有的键名称,它的返回值也是一个字符串数组。
GetValue ( string name )方法是指定键的键值。
写入的函数:
CreateSubKey(string name)方法是增加一个子键
SetValue(string name,string value)方法是设置一个键的键值
删除的函数:
DeleteSubKey ( )方法:删除一个指定的子键。
DeleteSubKeyTree ( )方法:此方法是彻底删除指定的子键目录,即:删除该子键以及该子键以下的全部子键。
在下面的例子里,要注意:
建项函数:CreateSubKey()
建子键函数:SetValue();
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class Program
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{
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static string Generateguid()//建立GUID值的函数
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{
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return System.Guid.NewGuid().ToString();
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}
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static void Main(string[] args)
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{
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RegistryKey pregkey;
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string preName;
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//pregkey = Registry.CurrentUser.OpenSubKey("Control Panel\\\\Desktop\\\\WindowMetrics",true);
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pregkey = Registry.LocalMachine.OpenSubKey("SOFTWARE\\\\Microsoft\\\\Internet Explorer\\\\Extensions",true);//以只读方式检索子项
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if (pregkey == null)
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{
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Console.WriteLine("该键值不存在");
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}
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else
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{
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preName = Generateguid();
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Console.WriteLine(preName);
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Console.WriteLine("找到该键值");
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preName = "{" + preName + "}";
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//pregkey.SetValue("MinAnimate","1");
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pregkey.CreateSubKey(preName);//建立子项
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pregkey = Registry.LocalMachine.OpenSubKey("SOFTWARE\\\\Microsoft\\\\Internet Explorer\\\\Extensions\\\\"+preName, true);
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//pregkey.SetValue("bbbbb", "0");//建立子键,如果有此子键,则设值。
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pregkey.SetValue("ButtonText", "添加");//鼠标放到bar上时显示的文字
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pregkey.SetValue("CLSID", "{1FBA04EE-3024-11d2-8F1F-0000F87ABD16}");//CLSID固定
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pregkey.SetValue("Default Visible", "yes");//默认可看见
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pregkey.SetValue("Exec", "D:/IEbar/IEpinout.exe");//关联的exe文件
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pregkey.SetValue("HotIcon", "D:/IEbar/Icon2.ico");//鼠标放到bar上时显示的图样
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pregkey.SetValue("Icon", "D:/IEbar/Icon1.ico");//鼠标未放在bar上时显示的图样
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//pregkey.SetValue("MenuStatusBar", "杨");
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//pregkey.SetValue("MenuText", "我是杨!");
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}
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pregkey.Close();
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}