public static CheckResult CheckNSISUninstallString(string RegistryPath, string MementoSection)
{
RegistryKey key = null;
CheckResult result = new CheckResult();
result.state = CheckState.NOT_INSTALLED;
try
{
key = OpenSubKey(Registry.LocalMachine, ("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\" + RegistryPath), false,
eRegWow64Options.KEY_WOW64_32KEY);
}
catch
{
// Parent key not open, exception found at opening (probably related to
// security permissions requested)
}
if (key == null)
{
key =
Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\" + RegistryPath);
}
if (key != null)
{
int _IsInstalled = (int)key.GetValue(MementoSection, 0);
int major = (int)key.GetValue("VersionMajor", 0);
int minor = (int)key.GetValue("VersionMinor", 0);
int revision = (int)key.GetValue("VersionRevision", 0);
key.Close();
Version ver = new Version(major, minor, revision);
#if DEBUG
MessageBox.Show("Registry version = <" + ver + ">, IsUpdatable= " + IsPackageUpdatabled(ver) + ", IsInstalled=" + _IsInstalled,
"Debug information: " + MementoSection, MessageBoxButtons.OK, MessageBoxIcon.Warning);
#endif
if (_IsInstalled == 1)
{
if (UpgradeDlg.reInstallForce)
{
result.state = Utils.IsCurrentPackageUpdatabled(ver) ? CheckState.VERSION_MISMATCH : CheckState.INSTALLED;
}
else if (UpgradeDlg.freshForce)
{
result.state = CheckState.VERSION_MISMATCH;
}
else
{
result.state = IsPackageUpdatabled(ver) ? CheckState.VERSION_MISMATCH : CheckState.INSTALLED;
}
}
else
{
result.state = CheckState.NOT_INSTALLED;
}
}
return result;
}
public static CheckResult CheckNSISUninstallString(string RegistryPath, string MementoSection)
{
CheckResult result = new CheckResult();
result.state = CheckState.NOT_INSTALLED;
RegistryKey key =
Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\" + RegistryPath);
if (key != null)
{
int _IsInstalled = (int)key.GetValue(MementoSection, 0);
int major = (int)key.GetValue("VersionMajor", 0);
int minor = (int)key.GetValue("VersionMinor", 0);
int revision = (int)key.GetValue("VersionRevision", 0);
key.Close();
Version ver = new Version(major, minor, revision);
#if DEBUG
MessageBox.Show("Registry version = <" + ver + ">, IsUpdatable= " + IsPackageUpdatabled(ver) + ", IsInstalled=" + _IsInstalled,
"Debug information: " + MementoSection, MessageBoxButtons.OK, MessageBoxIcon.Warning);
#endif
if (_IsInstalled == 1)
{
result.state = IsPackageUpdatabled(ver) ? CheckState.VERSION_MISMATCH : CheckState.INSTALLED;
}
else
{
result.state = CheckState.NOT_INSTALLED;
}
}
return result;
}
