// Wipe the entries we use from the registry for the given extension
// Do not use this for real extensions, it is intended only for cleaning up test extensions
public static void Wipe(string ext)
{
if (Registry.ClassesRoot.GetSubKeyNames().Contains(ext))
{
Registry.ClassesRoot.DeleteSubKeyTree(ext);
}
using (RegistryKey assoc = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Classes\SystemFileAssociations", true))
{
if (assoc.GetSubKeyNames().Contains(ext))
{
assoc.DeleteSubKeyTree(ext);
}
}
using (RegistryKey handlers = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\PropertySystem\PropertyHandlers", true))
{
if (handlers.GetSubKeyNames().Contains(ext))
{
handlers.DeleteSubKeyTree(ext);
}
}
#if x64
using (RegistryKey handlers = RegistryExtensions.OpenBaseKey(RegistryHive.LocalMachine, RegistryExtensions.RegistryHiveType.X86, true).
OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\PropertySystem\PropertyHandlers", true))
{
if (handlers.GetSubKeyNames().Contains(ext))
{
handlers.DeleteSubKeyTree(ext);
}
}
#endif
}
// Populate the state by reading the registry for the given extension
public void Read(string ext)
{
using (RegistryKey target = GetHKCRProfileKey(ext))
{
if (target != null)
{
ClsidFullDetails = target.GetValue(Const.FullDetailsValueName) as string;
ClsidPreviewDetails = target.GetValue(Const.PreviewDetailsValueName) as string;
ClsidInfoTip = target.GetValue(Const.InfoTipValueName) as string;
ClsidOldFullDetails = target.GetValue(Const.OldFullDetailsValueName) as string;
ClsidOldPreviewDetails = target.GetValue(Const.OldPreviewDetailsValueName) as string;
ClsidOldInfoTip = target.GetValue(Const.OldInfoTipValueName) as string;
ClsidCustomProfile = target.GetValue(Const.FileMetaCustomProfileValueName) as string;
using (RegistryKey keyHandler = target.OpenSubKey(Const.ContextMenuHandlersKeyName, false))
{
if (keyHandler != null)
{
ClsidContextMenuHandler = keyHandler.GetValue(null) as string;
}
}
}
}
using (RegistryKey target = GetSystemFileAssociationsProfileKey(ext))
{
if (target != null)
{
SystemFullDetails = target.GetValue(Const.FullDetailsValueName) as string;
SystemPreviewDetails = target.GetValue(Const.PreviewDetailsValueName) as string;
SystemInfoTip = target.GetValue(Const.InfoTipValueName) as string;
SystemOldFullDetails = target.GetValue(Const.OldFullDetailsValueName) as string;
SystemOldPreviewDetails = target.GetValue(Const.OldPreviewDetailsValueName) as string;
SystemOldInfoTip = target.GetValue(Const.OldInfoTipValueName) as string;
SystemCustomProfile = target.GetValue(Const.FileMetaCustomProfileValueName) as string;
using (RegistryKey keyHandler = target.OpenSubKey(Const.ContextMenuHandlersKeyName, false))
{
if (keyHandler != null)
{
SystemContextMenuHandler = keyHandler.GetValue(null) as string;
}
}
}
}
using (RegistryKey handlers = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\PropertySystem\PropertyHandlers", false))
{
using (RegistryKey handler = handlers.OpenSubKey(ext, false))
{
if (handler != null)
{
PropertyHandler = handler.GetValue(null) as string;
ChainedPropertyHandler = handler.GetValue(Const.ChainedValueName) as string;
}
}
}
#if x64
using (RegistryKey handlers = RegistryExtensions.OpenBaseKey(RegistryHive.LocalMachine, RegistryExtensions.RegistryHiveType.X86).
OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\PropertySystem\PropertyHandlers", false))
{
using (RegistryKey handler = handlers.OpenSubKey(ext, false))
{
if (handler != null)
{
PropertyHandler32 = handler.GetValue(null) as string;
ChainedPropertyHandler32 = handler.GetValue(Const.ChainedValueName) as string;
}
}
}
#endif
}
// Zap our state into the registry for the given extension
// Do not use this for real extensions, it is intended only for setting up test extensions
public void Zap(string ext)
{
using (RegistryKey target = GetHKCRProfileKey(ext, true))
{
SetOrDeleteValue(target, Const.FullDetailsValueName, ClsidFullDetails);
SetOrDeleteValue(target, Const.PreviewDetailsValueName, ClsidPreviewDetails);
SetOrDeleteValue(target, Const.InfoTipValueName, ClsidInfoTip);
SetOrDeleteValue(target, Const.OldFullDetailsValueName, ClsidOldFullDetails);
SetOrDeleteValue(target, Const.OldPreviewDetailsValueName, ClsidOldPreviewDetails);
SetOrDeleteValue(target, Const.OldInfoTipValueName, ClsidOldInfoTip);
SetOrDeleteValue(target, Const.FileMetaCustomProfileValueName, ClsidCustomProfile);
if (ClsidContextMenuHandler != null)
{
using (RegistryKey keyHandler = target.CreateSubKey(Const.ContextMenuHandlersKeyName))
{
keyHandler.SetValue(null, ClsidContextMenuHandler);
}
}
else
{
target.DeleteSubKey(Const.ContextMenuHandlersKeyName, false);
}
}
using (RegistryKey target = GetSystemFileAssociationsProfileKey(ext, true))
{
SetOrDeleteValue(target, Const.FullDetailsValueName, SystemFullDetails);
SetOrDeleteValue(target, Const.PreviewDetailsValueName, SystemPreviewDetails);
SetOrDeleteValue(target, Const.InfoTipValueName, SystemInfoTip);
SetOrDeleteValue(target, Const.OldFullDetailsValueName, SystemOldFullDetails);
SetOrDeleteValue(target, Const.OldPreviewDetailsValueName, SystemOldPreviewDetails);
SetOrDeleteValue(target, Const.OldInfoTipValueName, SystemOldInfoTip);
SetOrDeleteValue(target, Const.FileMetaCustomProfileValueName, SystemCustomProfile);
if (SystemContextMenuHandler != null)
{
using (RegistryKey keyHandler = target.CreateSubKey(Const.ContextMenuHandlersKeyName))
{
keyHandler.SetValue(null, SystemContextMenuHandler);
}
}
else
{
target.DeleteSubKey(Const.ContextMenuHandlersKeyName, false);
}
}
using (RegistryKey handlers = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\PropertySystem\PropertyHandlers", true))
{
if (PropertyHandler != null || ChainedPropertyHandler != null)
{
using (RegistryKey handler = handlers.CreateSubKey(ext))
{
SetOrDeleteValue(handler, null, PropertyHandler);
SetOrDeleteValue(handler, Const.ChainedValueName, ChainedPropertyHandler);
}
}
else
{
handlers.DeleteSubKey(ext, false);
}
}
#if x64
using (RegistryKey handlers = RegistryExtensions.OpenBaseKey(RegistryHive.LocalMachine, RegistryExtensions.RegistryHiveType.X86, true).
OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\PropertySystem\PropertyHandlers", true))
{
if (PropertyHandler32 != null || ChainedPropertyHandler32 != null)
{
using (RegistryKey handler = handlers.CreateSubKey(ext))
{
SetOrDeleteValue(handler, null, PropertyHandler32);
SetOrDeleteValue(handler, Const.ChainedValueName, ChainedPropertyHandler32);
}
}
else
{
handlers.DeleteSubKey(ext, false);
}
}
#endif
}