private void DiscoverGeckosInRegistry()
{
try
{
RegistryKey rk = Registry.LocalMachine.OpenSubKey(@"Software\Mozilla", false);
if (rk != null)
{
using (var rkc = new RegistryKeyChain(rk))
WalkRegistryKey(rkc);
rk.Close();
}
} catch {}
try
{
RegistryKey rk = Registry.CurrentUser.OpenSubKey(@"Software\Mozilla", false);
if (rk != null)
{
using (var rkc = new RegistryKeyChain(rk))
WalkRegistryKey(rkc);
rk.Close();
}
}
catch { }
}
private void WalkRegistryKey(RegistryKeyChain key)
{
try
{
string path = null, version = null, appname = null;
path = key.Value("Install Directory");
if (path == null)
{
string exe = key.Value("PathToExe");
if (exe != null)
{
path = Path.GetDirectoryName(exe.Trim());
}
}
if (path != null)
{
path = Path.GetFullPath(path.Trim());
}
if (path != null && IsGeckoPathKnown(path))
{
path = null;
}
// try to detect gecko version from this or parent key
if (path != null)
{
version = key.Value("GeckoVer");
appname = key.RootName;
if (version == null && key.Is("bin") && key.Parent != null)
{
version = key.Parent.Value("GeckoVer");
appname = key.Parent.Name;
}
if (version == null && key.Is("Main") && key.Parent != null && key.Parent.Parent != null)
{
version = key.Parent.Parent.Value(null);
appname = String.Format("{0} {1}", key.Parent.Parent.Name, key.Parent.Name);
}
}
if (path != null)
{
GeckoAppInfo gai = new GeckoAppInfo(path, version, appname)
{
IsAutoDiscovered = true
};
geckos.Add(gai);
}
} catch {}
string[] skeys = key.Subkeys;
Array.ForEach(skeys, sk =>
{
try
{
using (RegistryKeyChain rsk = key.Subkey(sk))
{
if (rsk != null)
{
WalkRegistryKey(rsk);
}
}
}
catch
{
}
});
}
private RegistryKeyChain(RegistryKey key, RegistryKeyChain chain)
{
rk = key;
parent = chain;
}