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private void button1_click(object sender, eventargs e)
{
if (checkadobereader() == true)
{
messagebox.show("有安裝 adobe reader ");
}
else
{
messagebox.show("沒有安裝 adobe reader ");
}
}
/// <summary>
/// 確認是否有安裝 adobe reader
/// </summary>
/// <returns>true: 有安裝, false:沒有安裝</returns>
private bool checkadobereader()
{
microsoft.win32.registrykey uninstallnode = microsoft.win32.registry.localmachine.opensubkey(@"software/microsoft/windows/currentversion/uninstall");
foreach (string subkeyname in uninstallnode.getsubkeynames())
{
microsoft.win32.registrykey subkey = uninstallnode.opensubkey(subkeyname);
object displayname = subkey.getvalue("displayname");
if (displayname != null)
{
if (displayname.tostring().contains("adobe reader"))
{
return true;
// messagebox.show(displayname.tostring());
}
}
}
return false;
}
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