// Wrap pattern interface on client side, before handing to client - ie. create a client-side pattern wrapper
internal static object WrapInterfaceOnClientSide(AutomationElement el, SafePatternHandle hPattern, AutomationPattern pattern)
{
if (hPattern.IsInvalid)
{
return(null);
}
AutomationPatternInfo pi;
if (!Schema.GetPatternInfo(pattern, out pi))
{
throw new ArgumentException(SR.Get(SRID.UnsupportedPattern));
}
if (pi.ClientSideWrapper == null)
{
Debug.Assert(false, "missing client-side pattern wrapper");
return(null);
}
else
{
// false -> not cached. (Cached goes via AutomationElement.GetCachedPattern, not here)
return(pi.ClientSideWrapper(el, hPattern, false));
}
}
internal BasePattern( AutomationElement el, SafePatternHandle hPattern )
{
Debug.Assert(el != null);
_el = el;
_hPattern = hPattern;
}
// Called by the patterns before accessing .Current
internal static void ValidateCurrent(SafePatternHandle hPattern)
{
if (hPattern.IsInvalid)
{
throw new InvalidOperationException(SR.Get(SRID.CacheRequestNeedLiveForProperties));
}
}
internal TextPattern(AutomationElement el, SafePatternHandle hPattern)
: base(el, hPattern)
{
Debug.Assert(el != null);
Debug.Assert(!hPattern.IsInvalid);
_hPattern = hPattern;
_element = el;
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private ScrollItemPattern(AutomationElement el, SafePatternHandle hPattern)
: base(el, hPattern)
{
_hPattern = hPattern;
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
internal GridItemPattern(AutomationElement el, SafePatternHandle hPattern, bool cached)
: base(el, hPattern)
{
_hPattern = hPattern;
_cached = cached;
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
static internal object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached)
{
return new VirtualizedItemPattern(el, hPattern);
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private VirtualizedItemPattern(AutomationElement el, SafePatternHandle hPattern)
: base(el, hPattern)
{
_hPattern = hPattern;
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
static internal object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached)
{
if (hPattern.IsInvalid)
{
throw new InvalidOperationException(SR.Get(SRID.CantPrefetchTextPattern));
}
return new TextPattern(el, hPattern);
}
// Called by the patterns before accessing .Current
internal static void ValidateCurrent(SafePatternHandle hPattern)
{
if (hPattern.IsInvalid)
{
throw new InvalidOperationException(SR.Get(SRID.CacheRequestNeedLiveForProperties));
}
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private DockPattern(AutomationElement el, SafePatternHandle hPattern, bool cached)
: base(el, hPattern)
{
_hPattern = hPattern;
_cached = cached;
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
static internal object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached)
{
return new ItemContainerPattern(el, hPattern);
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private ItemContainerPattern(AutomationElement el, SafePatternHandle hPattern)
: base(el, hPattern)
{
_hPattern = hPattern;
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private TableItemPattern(AutomationElement el, SafePatternHandle hPattern, bool cached)
: base(el, hPattern, cached)
{
_hPattern = hPattern;
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
internal static new object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached)
{
return new TableItemPattern(el, hPattern, cached);
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private SynchronizedInputPattern(AutomationElement el, SafePatternHandle hPattern)
: base(el, hPattern)
{
_hPattern = hPattern;
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
internal static object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached)
{
return new SynchronizedInputPattern(el, hPattern);
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private InvokePattern(AutomationElement el, SafePatternHandle hPattern)
: base(el, hPattern)
{
_hPattern = hPattern;
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
internal static object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached)
{
return new DockPattern(el, hPattern, cached);
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
private TablePattern(AutomationElement el, SafePatternHandle hPattern, bool cached)
: base(el, hPattern, cached)
{
// Done
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
static internal object Wrap(AutomationElement el, SafePatternHandle hPattern, bool cached)
{
return new RangeValuePattern(el, hPattern, cached);
}
// Wrap pattern interface on client side, before handing to client - ie. create a client-side pattern wrapper
internal static object WrapInterfaceOnClientSide(AutomationElement el, SafePatternHandle hPattern, AutomationPattern pattern)
{
if (hPattern.IsInvalid)
return null;
AutomationPatternInfo pi;
if (!Schema.GetPatternInfo(pattern, out pi))
{
throw new ArgumentException(SR.Get(SRID.UnsupportedPattern));
}
if (pi.ClientSideWrapper == null)
{
Debug.Assert(false, "missing client-side pattern wrapper");
return null;
}
else
{
// false -> not cached. (Cached goes via AutomationElement.GetCachedPattern, not here)
return pi.ClientSideWrapper(el, hPattern, false);
}
}
