private void InitProductInfos()
{
try
{
mListProductInfos.Clear();
if (mInstallInfo == null)
{
mInstallInfo = new InstallInfo();
//从注册表获取已经安装的产品
for (int i = 0; i < mListProductGUIDs.Count; i++)
{
string strGUID = mListProductGUIDs[i];
string path;
if (Environment.Is64BitOperatingSystem)
{
path = string.Format(
@"SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{0}", strGUID);
}
else
{
path = string.Format(@"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{0}", strGUID);
}
try
{
RegistryKey rootKey = Registry.LocalMachine;
RegistryKey umpKey = rootKey.OpenSubKey(path);
if (umpKey != null)
{
InstallProduct product = new InstallProduct();
product.ProductGuid = strGUID;
product.ProductName = umpKey.GetValue("DisplayName").ToString();
product.DisplayName = umpKey.GetValue("DisplayName").ToString();
product.InstallPath = umpKey.GetValue("InstallLocation").ToString();
product.Version = umpKey.GetValue("DisplayVersion").ToString();
mInstallInfo.ListProducts.Add(product);
}
}
catch (Exception ex)
{
App.WriteLog("InitProductInfos", string.Format("Get product info fail.\t{0}", ex.Message));
}
}
}
}
catch (Exception ex)
{
ShowException(ex.Message);
}
}
private void LoadInstallInfo()
{
try
{
bool is64BitOS = Environment.Is64BitOperatingSystem;
string path;
if (is64BitOS)
{
path = string.Format(@"SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\{0}",
UpdateConsts.PACKAGE_GUID_UMP);
}
else
{
path = string.Format(@"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{0}",
UpdateConsts.PACKAGE_GUID_UMP);
}
RegistryKey rootKey = Registry.LocalMachine;
RegistryKey umpKey = rootKey.OpenSubKey(path);
if (umpKey != null)
{
mIsInstalled = true;
mUMPProduct = new InstallProduct();
mUMPProduct.Package = UpdateConsts.PACKAGE_NAME_UMP;
mUMPProduct.ProductGuid = UpdateConsts.PACKAGE_GUID_UMP;
InstallComponent installComponent = new InstallComponent();
installComponent.ModuleID = 0;
installComponent.ModuleName = UpdateConsts.COMPONENT_NAME_UMP;
mUMPProduct.ListComponents.Add(installComponent);
string strVersion = umpKey.GetValue("DisplayVersion").ToString();
string strInstallPath = umpKey.GetValue("InstallLocation").ToString();
mUMPProduct.Version = strVersion;
mUMPProduct.InstallPath = strInstallPath;
WriteLog("LoadInstallInfo",
string.Format("Version:{0};InstallDirectory:{1}", mUMPProduct.Version,
mUMPProduct.InstallPath));
}
}
catch (Exception ex)
{
ShowErrorMessage(ex.Message);
}
}