public static bool TryGetPropertyValue(this IVsShell shell, __VSSPROPID id, out IntPtr value)
{
var hresult = shell.GetProperty((int)id, out var objValue);
if (ErrorHandler.Succeeded(hresult) && objValue != null)
{
value = (IntPtr.Size == 4) ? (IntPtr)(int)objValue : (IntPtr)(long)objValue;
return(true);
}
value = default;
return(false);
}
private static void GetPropertyCallBack(object caller, CallbackArgs arguments)
{
__VSSPROPID propertyID = (__VSSPROPID)arguments.GetParameter(0);
switch (propertyID)
{
case __VSSPROPID.VSSPROPID_IsInCommandLineMode:
arguments.SetParameter(1, true);
break;
default:
break;
}
arguments.ReturnValue = VSConstants.S_OK;
}
private static void GetPropertyCallBack(object caller, CallbackArgs arguments)
{
__VSSPROPID propertyID = (__VSSPROPID)arguments.GetParameter(0);
switch (propertyID)
{
case __VSSPROPID.VSSPROPID_IsInCommandLineMode:
// fake that we are running in command line mode in order to load normally (security)
arguments.SetParameter(1, true);
break;
default:
break;
}
arguments.ReturnValue = VSConstants.S_OK;
}
internal static bool TryGetShellProperty <T>(this IServiceProvider provider, __VSSPROPID propId, out T value)
{
object obj;
if (ErrorHandler.Failed(provider.GetShell().GetProperty((int)propId, out obj)))
{
value = default(T);
return(false);
}
try {
value = (T)obj;
return(true);
} catch (InvalidCastException) {
Debug.Fail("Expected property of type {0} but got value of type {1}".FormatUI(typeof(T).FullName, obj.GetType().FullName));
value = default(T);
return(false);
}
}
private static bool TryGetShellProperty <T>(this IServiceProvider provider, __VSSPROPID propId, out T value)
{
object obj;
var shell = (IVsShell)provider.GetService(typeof(SVsShell));
if (shell == null || shell.GetProperty((int)propId, out obj) != 0)
{
value = default(T);
return(false);
}
try {
value = (T)obj;
return(true);
} catch (InvalidCastException) {
Debug.Fail("Expected property of type {0} but got value of type {1}".FormatUI(typeof(T).FullName, obj.GetType().FullName));
value = default(T);
return(false);
}
}
public int OnShellPropertyChange(int propid, object var)
{
__VSSPROPID prop = (__VSSPROPID)propid;
switch (prop)
{
case __VSSPROPID.VSSPROPID_Zombie:
if (!(var is bool))
{
break;
}
_zombie = (bool)var;
if (!VSVersion.VS2010OrLater)
{
// VSSPROPID_ShellInitialized was added in VS2010.
goto case VSSPROPID_ShellInitialized;
}
break;
case VSSPROPID_ShellInitialized:
if (!(var is bool))
{
break;
}
if (!_zombie)
{
IAnkhServiceEvents se = GetService <IAnkhServiceEvents>();
if (se != null)
{
se.OnUIShellActivate(EventArgs.Empty);
}
}
break;
}
return(VSErr.S_OK);
}
