Gets a list of installed software

[Superl]

Gets a list of installed software Introduction:
Gets a list of installed software and, if known, the software's install path.

Code: Select all

/// <summary>
/// Gets a list of installed software and, if known, the software's install path.
/// </summary>
/// <returns></returns>
private string Getinstalledsoftware()
{
//Declare the string to hold the list:
string Software = null;

//The registry key:
string SoftwareKey = @"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall";
using (RegistryKey rk = Registry.LocalMachine.OpenSubKey(SoftwareKey))
{
//Let's go through the registry keys and get the info we need:
foreach (string skName in rk.GetSubKeyNames())
{
using (RegistryKey sk = rk.OpenSubKey(skName))
{
try
{
//If the key has value, continue, if not, skip it:
if (!(sk.GetValue("DisplayName") == null))
{
//Is the install location known?
if (sk.GetValue("InstallLocation") == null) //Nope, not here.
Software += sk.GetValue("DisplayName") + " - Install path not known\n";
else //Yes, here it is...
Software += sk.GetValue("DisplayName") + " - " + sk.GetValue("InstallLocation") + "\n";
}
}
catch (Exception ex)
{
//No, that exception is not getting away... :P
}
}
}
}

return Software;
}

Example usage:

Code: Select all

//Example usage:
private void get_software_list_button__Click(object sender, EventArgs e)
{
      MessageBox.Show(Getinstalledsoftware());
}