public static void Register(CustomPatternSchemaBase schema)
{
// For events AutomationPeers goes other way and list of events it can raise through
// AutomationPeer.RaiseAutomationEvent() is very strictly hardcoded with switch()
// operator in the EventMap internal class. But it is possible to get IRawElementProviderSimple
// from the protected AutomationPeer.ProviderFromPeer method and use it directly via
// NativeMethods.UiaRaiseAutomationEvent. Basically it is the same AutomationPeer does,
// so the only inconvenience would be non-standard method of raising.
// Another piece required here is to replicate for AutomationPeer.ListenersExist(). Seems to
// fully support custom events we would have to rewrite EventsMap class. Fortunately it is small :)
//
// TODO: Add support for raising custom UIA events
RegisterPattern(schema);
foreach (var property in schema.Properties)
RegisterProperty(property);
if (schema.StandaloneProperties != null)
{
foreach (var uiaPropertyInfoHelper in schema.StandaloneProperties)
{
var automationProperty = RegisterProperty(uiaPropertyInfoHelper);
RegisterStandalonePropertyGetter(automationProperty);
}
}
}
public static void Register(CustomPatternSchemaBase schema)
{
// For events AutomationPeers goes other way and list of events it can raise through
// AutomationPeer.RaiseAutomationEvent() is very strictly hardcoded with switch()
// operator in the EventMap internal class. But it is possible to get IRawElementProviderSimple
// from the protected AutomationPeer.ProviderFromPeer method and use it directly via
// NativeMethods.UiaRaiseAutomationEvent. Basically it is the same AutomationPeer does,
// so the only inconvenience would be non-standard method of raising.
// Another piece required here is to replicate for AutomationPeer.ListenersExist(). Seems to
// fully support custom events we would have to rewrite EventsMap class. Fortunately it is small :)
//
// TODO: Add support for raising custom UIA events
RegisterPattern(schema);
foreach (var property in schema.Properties)
{
RegisterProperty(property);
}
if (schema.StandaloneProperties != null)
{
foreach (var uiaPropertyInfoHelper in schema.StandaloneProperties)
{
var automationProperty = RegisterProperty(uiaPropertyInfoHelper);
RegisterStandalonePropertyGetter(automationProperty);
}
}
}
public PatternClientInstanceInterceptor(CustomPatternSchemaBase schema, IUIAutomationPatternInstance patternInstance)
{
_patternInstance = patternInstance;
_currentPropGetterNameToHelper = schema.Properties.ToDictionary(helper => string.Format("get_Current{0}", helper.Data.pProgrammaticName));
_cachedPropGetterNameToHelper = schema.Properties.ToDictionary(helper => string.Format("get_Cached{0}", helper.Data.pProgrammaticName));
// helpers are aware about provider methods, we have to map them from client-side pattern methods
_methodInfoToHelper = new Dictionary<MethodInfo, UiaMethodInfoHelper>();
foreach (var methodInfoHelper in schema.Methods)
{
var providerInfo = methodInfoHelper.ProviderMethodInfo;
if (providerInfo == null) continue;
var patternMethod = ProviderPatternMatcher.GetMatchingPatternMethod(schema.PatternClientInterface, providerInfo);
if (patternMethod != null)
_methodInfoToHelper[patternMethod] = methodInfoHelper;
}
}
public PatternClientInstanceInterceptor(CustomPatternSchemaBase schema, IUIAutomationPatternInstance patternInstance)
{
_patternInstance = patternInstance;
_currentPropGetterNameToHelper = schema.Properties.ToDictionary(helper => string.Format("get_Current{0}", helper.Data.pProgrammaticName));
_cachedPropGetterNameToHelper = schema.Properties.ToDictionary(helper => string.Format("get_Cached{0}", helper.Data.pProgrammaticName));
// helpers are aware about provider methods, we have to map them from client-side pattern methods
_methodInfoToHelper = new Dictionary <MethodInfo, UiaMethodInfoHelper>();
foreach (var methodInfoHelper in schema.Methods)
{
var providerInfo = methodInfoHelper.ProviderMethodInfo;
if (providerInfo == null)
{
continue;
}
var patternMethod = ProviderPatternMatcher.GetMatchingPatternMethod(schema.PatternClientInterface, providerInfo);
if (patternMethod != null)
{
_methodInfoToHelper[patternMethod] = methodInfoHelper;
}
}
}
private static void RegisterPattern(CustomPatternSchemaBase schema)
{
var automationPeerType = typeof(AutomationPeer);
// The only purpose of this method is to construct and correctly execute these lines of code:
//
// var wrapper = new Wrapper(schema.PatternProviderInterface);
// var wrapObject = new AutomationPeer.WrapObject(wrapper.WrapObjectReplacer);
// AutomationPeer.s_patternInfo[schema.PatternId]
// = new AutomationPeer.PatternInfo(schema.PatternId,
// wrapObject,
// (PatternInterface)schema.PatternId);
// AutomationPattern.Register(schema.PatternGuid, schema.PatternName);
//
// The problem here is that AutomationPeer.WrapObject, AutomationPeer.s_patternInfo, AutomationPattern.Register
// and AutomationPeer.PatternInfo are not public, so we need some hardcore reflection.
// Now, to be very clear, casting patternId to PatternInterface is not totally correct,
// but customly registered patterns get IDs near 50000 and max PatternInterface value is
// something about 20, so they won't intersect ever. On the other hand, after several hours
// studying AutomationPeer sources it seems unfeasible to get what we need in other way
// because AutomationPeer wasn't written with extensibility in mind.
var patternInfoHashtableField = automationPeerType.GetField("s_patternInfo", BindingFlags.NonPublic | BindingFlags.Static);
// from AutomationPeer.cs: private delegate object WrapObject(AutomationPeer peer, object iface);
var wrapObjectDelegateType = automationPeerType.GetNestedType("WrapObject", BindingFlags.NonPublic);
var wrapper = new Wrapper(schema.PatternProviderInterface);
var wrapObjectReplacerMethodInfo = ReflectionUtils.GetMethodInfo(() => wrapper.WrapObjectReplacer(null, null));
var wrapObject = Delegate.CreateDelegate(wrapObjectDelegateType, wrapper, wrapObjectReplacerMethodInfo);
// from AutomationPeer.cs:
//private class PatternInfo
//{
// internal int Id;
// internal AutomationPeer.WrapObject WrapObject;
// internal PatternInterface PatternInterface;
// internal PatternInfo(int id, AutomationPeer.WrapObject wrapObject, PatternInterface patternInterface)
// {
// this.Id = id;
// this.WrapObject = wrapObject;
// this.PatternInterface = patternInterface;
// }
//}
var patternInfoType = automationPeerType.GetNestedType("PatternInfo", BindingFlags.NonPublic);
var patternInfoTypeCtor = patternInfoType.GetConstructor(
BindingFlags.NonPublic | BindingFlags.Instance,
binder: null,
types: new[] { typeof(int), wrapObjectDelegateType, typeof(PatternInterface) },
modifiers: null);
var patternInfo = patternInfoTypeCtor.Invoke(new object[] { schema.PatternId, wrapObject, (PatternInterface)schema.PatternId });
var automationPatternType = typeof(AutomationPattern);
var registerMethod = automationPatternType.GetMethod("Register", BindingFlags.NonPublic | BindingFlags.Static);
using (Dispatcher.CurrentDispatcher.DisableProcessing())
{
var patternInfoHashtable = (Hashtable)patternInfoHashtableField.GetValue(null);
if (patternInfoHashtable.Contains(schema.PatternId))
{
return;
}
patternInfoHashtable[schema.PatternId] = patternInfo;
registerMethod.Invoke(null, new object[] { schema.PatternGuid, schema.PatternName });
}
}
private static void RegisterPattern(CustomPatternSchemaBase schema)
{
var automationPeerType = typeof(AutomationPeer);
// The only purpose of this method is to construct and correctly execute these lines of code:
//
// var wrapper = new Wrapper(schema.PatternProviderInterface);
// var wrapObject = new AutomationPeer.WrapObject(wrapper.WrapObjectReplacer);
// AutomationPeer.s_patternInfo[schema.PatternId]
// = new AutomationPeer.PatternInfo(schema.PatternId,
// wrapObject,
// (PatternInterface)schema.PatternId);
// AutomationPattern.Register(schema.PatternGuid, schema.PatternName);
//
// The problem here is that AutomationPeer.WrapObject, AutomationPeer.s_patternInfo, AutomationPattern.Register
// and AutomationPeer.PatternInfo are not public, so we need some hardcore reflection.
// Now, to be very clear, casting patternId to PatternInterface is not totally correct,
// but customly registered patterns get IDs near 50000 and max PatternInterface value is
// something about 20, so they won't intersect ever. On the other hand, after several hours
// studying AutomationPeer sources it seems unfeasible to get what we need in other way
// because AutomationPeer wasn't written with extensibility in mind.
var patternInfoHashtableField = automationPeerType.GetField("s_patternInfo", BindingFlags.NonPublic | BindingFlags.Static);
// from AutomationPeer.cs: private delegate object WrapObject(AutomationPeer peer, object iface);
var wrapObjectDelegateType = automationPeerType.GetNestedType("WrapObject", BindingFlags.NonPublic);
var wrapper = new Wrapper(schema.PatternProviderInterface);
var wrapObjectReplacerMethodInfo = ReflectionUtils.GetMethodInfo(() => wrapper.WrapObjectReplacer(null, null));
var wrapObject = Delegate.CreateDelegate(wrapObjectDelegateType, wrapper, wrapObjectReplacerMethodInfo);
// from AutomationPeer.cs:
//private class PatternInfo
//{
// internal int Id;
// internal AutomationPeer.WrapObject WrapObject;
// internal PatternInterface PatternInterface;
// internal PatternInfo(int id, AutomationPeer.WrapObject wrapObject, PatternInterface patternInterface)
// {
// this.Id = id;
// this.WrapObject = wrapObject;
// this.PatternInterface = patternInterface;
// }
//}
var patternInfoType = automationPeerType.GetNestedType("PatternInfo", BindingFlags.NonPublic);
var patternInfoTypeCtor = patternInfoType.GetConstructor(
BindingFlags.NonPublic | BindingFlags.Instance,
binder: null,
types: new[] {typeof(int), wrapObjectDelegateType, typeof(PatternInterface)},
modifiers: null);
var patternInfo = patternInfoTypeCtor.Invoke(new object[] {schema.PatternId, wrapObject, (PatternInterface)schema.PatternId});
var automationPatternType = typeof(AutomationPattern);
var registerMethod = automationPatternType.GetMethod("Register", BindingFlags.NonPublic | BindingFlags.Static);
using (Dispatcher.CurrentDispatcher.DisableProcessing())
{
var patternInfoHashtable = (Hashtable)patternInfoHashtableField.GetValue(null);
if (patternInfoHashtable.Contains(schema.PatternId)) return;
patternInfoHashtable[schema.PatternId] = patternInfo;
registerMethod.Invoke(null, new object[] {schema.PatternGuid, schema.PatternName});
}
}
public AttributeDrivenPatternHandler(CustomPatternSchemaBase schema)
{
_schema = schema;
}
public AttributeDrivenPatternHandler(CustomPatternSchemaBase schema)
{
_schema = schema;
}