private Com2Properties GetPropsInfo(object component)
{
// check caches if necessary
//
CheckClear();
// Get the property info Object
//
Com2Properties propsInfo = (Com2Properties)nativeProps[component];
// if we don't have one, create one and set it up
//
if (propsInfo is null || !propsInfo.CheckValid())
{
propsInfo = Com2TypeInfoProcessor.GetProperties(component);
if (propsInfo is not null)
{
propsInfo.Disposed += new EventHandler(OnPropsInfoDisposed);
nativeProps.SetWeak(component, propsInfo);
propsInfo.AddExtendedBrowsingHandlers(extendedBrowsingHandlers);
}
}
return(propsInfo);
}
internal string GetClassName(object component)
{
string pbstrClassName = null;
if (((component is System.Windows.Forms.NativeMethods.IVsPerPropertyBrowsing) && System.Windows.Forms.NativeMethods.Succeeded(((System.Windows.Forms.NativeMethods.IVsPerPropertyBrowsing)component).GetClassName(ref pbstrClassName))) && (pbstrClassName != null))
{
return(pbstrClassName);
}
UnsafeNativeMethods.ITypeInfo info = Com2TypeInfoProcessor.FindTypeInfo(component, true);
if ((info != null) && (info != null))
{
try
{
info.GetDocumentation(-1, ref pbstrClassName, null, null, null);
while (((pbstrClassName != null) && (pbstrClassName.Length > 0)) && (pbstrClassName[0] == '_'))
{
pbstrClassName = pbstrClassName.Substring(1);
}
return(pbstrClassName);
}
catch
{
}
}
return("");
}
internal unsafe string GetClassName(object component)
{
string name = null;
// does IVsPerPropretyBrowsing supply us a name?
if (component is VSSDK.IVsPerPropertyBrowsing)
{
HRESULT hr = ((VSSDK.IVsPerPropertyBrowsing)component).GetClassName(ref name);
if (hr.Succeeded() && name != null)
{
return(name);
}
// otherwise fall through...
}
Oleaut32.ITypeInfo pTypeInfo = Com2TypeInfoProcessor.FindTypeInfo(component, true);
if (pTypeInfo is null)
{
return(string.Empty);
}
using var nameBstr = new BSTR();
pTypeInfo.GetDocumentation(DispatchID.MEMBERID_NIL, &nameBstr, null, null, null);
return(nameBstr.String.TrimStart('_').ToString());
}
/// <summary>
/// Checks if the given dispid matches the dispid that the Object would like to specify
/// as its identification proeprty (Name, ID, etc).
/// </summary>
internal bool IsNameDispId(object obj, int dispid)
{
if (obj == null || !obj.GetType().IsCOMObject)
{
return(false);
}
return(dispid == Com2TypeInfoProcessor.GetNameDispId((UnsafeNativeMethods.IDispatch)obj));
}
internal bool IsNameDispId(object obj, DispatchID dispid)
{
if (obj is null || !obj.GetType().IsCOMObject)
{
return(false);
}
return(dispid == Com2TypeInfoProcessor.GetNameDispId((Oleaut32.IDispatch)obj));
}
private long[] GetTypeInfoVersions(object comObject)
{
UnsafeNativeMethods.ITypeInfo[] infoArray = Com2TypeInfoProcessor.FindTypeInfos(comObject, false);
long[] numArray = new long[infoArray.Length];
for (int i = 0; i < infoArray.Length; i++)
{
numArray[i] = this.GetTypeInfoVersion(infoArray[i]);
}
return(numArray);
}
/// <summary>
/// Gets a list of version longs for each type info in the COM object
/// representing hte current version stamp, function and variable count.
/// If any of these things change, we'll re-fetch the properties.
/// </summary>
private long[] GetTypeInfoVersions(object comObject)
{
// get type infos
//
UnsafeNativeMethods.ITypeInfo[] pTypeInfos = Com2TypeInfoProcessor.FindTypeInfos(comObject, false);
// build up the info.
//
long[] versions = new long[pTypeInfos.Length];
for (int i = 0; i < pTypeInfos.Length; i++)
{
versions[i] = GetTypeInfoVersion(pTypeInfos[i]);
}
return(versions);
}
private Com2Properties GetPropsInfo(object component)
{
this.CheckClear(component);
Com2Properties properties = (Com2Properties)this.nativeProps[component];
if ((properties == null) || !properties.CheckValid())
{
properties = Com2TypeInfoProcessor.GetProperties(component);
if (properties != null)
{
properties.Disposed += new EventHandler(this.OnPropsInfoDisposed);
this.nativeProps.SetWeak(component, properties);
properties.AddExtendedBrowsingHandlers(this.extendedBrowsingHandlers);
}
}
return(properties);
}
internal string GetName(object component)
{
if (component is UnsafeNativeMethods.IDispatch)
{
int nameDispId = Com2TypeInfoProcessor.GetNameDispId((UnsafeNativeMethods.IDispatch)component);
if (nameDispId != -1)
{
bool succeeded = false;
object obj2 = this.GetPropertyValue(component, nameDispId, ref succeeded);
if (succeeded && (obj2 != null))
{
return(obj2.ToString());
}
}
}
return("");
}
internal string GetClassName(object component)
{
string name = null;
// does IVsPerPropretyBrowsing supply us a name?
if (component is NativeMethods.IVsPerPropertyBrowsing)
{
int hr = ((NativeMethods.IVsPerPropertyBrowsing)component).GetClassName(ref name);
if (NativeMethods.Succeeded(hr) && name != null)
{
return(name);
}
// otherwise fall through...
}
UnsafeNativeMethods.ITypeInfo pTypeInfo = Com2TypeInfoProcessor.FindTypeInfo(component, true);
if (pTypeInfo == null)
{
//Debug.Fail("The current component failed to return an ITypeInfo");
return("");
}
if (pTypeInfo != null)
{
string desc = null;
try
{
pTypeInfo.GetDocumentation(NativeMethods.MEMBERID_NIL, ref name, ref desc, null, null);
// strip the leading underscores
while (name != null && name.Length > 0 && name[0] == '_')
{
name = name.Substring(1);
}
return(name);
}
catch
{
}
}
return("");
}
internal string GetName(object component)
{
if (!(component is UnsafeNativeMethods.IDispatch))
{
return("");
}
int dispid = Com2TypeInfoProcessor.GetNameDispId((UnsafeNativeMethods.IDispatch)component);
if (dispid != NativeMethods.MEMBERID_NIL)
{
bool success = false;
object value = GetPropertyValue(component, dispid, ref success);
if (success && value != null)
{
return(value.ToString());
}
}
return("");
}
internal string GetName(object component)
{
if (!(component is UnsafeNativeMethods.IDispatch))
{
return("");
}
Ole32.DispatchID dispid = Com2TypeInfoProcessor.GetNameDispId((UnsafeNativeMethods.IDispatch)component);
if (dispid != Ole32.DispatchID.UNKNOWN)
{
bool success = false;
object value = GetPropertyValue(component, dispid, ref success);
if (success && value != null)
{
return(value.ToString());
}
}
return(string.Empty);
}
internal string GetName(object component)
{
if (!(component is Oleaut32.IDispatch))
{
return("");
}
DispatchID dispid = Com2TypeInfoProcessor.GetNameDispId((Oleaut32.IDispatch)component);
if (dispid != DispatchID.UNKNOWN)
{
bool success = false;
object value = GetPropertyValue(component, dispid, ref success);
if (success && value is not null)
{
return(value.ToString());
}
}
return(string.Empty);
}
/// <include file='doc\ComNativeDescriptor.uex' path='docs/doc[@for="ComNativeDescriptor.GetPropsInfo"]/*' />
/// <devdoc>
/// Gets the properties manager for an Object.
/// </devdoc>
private Com2Properties GetPropsInfo(Object component)
{
// check caches if necessary
//
CheckClear(component);
// Get the property info Object
//
Com2Properties propsInfo = (Com2Properties)nativeProps[component.GetHashCode()];
// if we dont' have one, create one and set it up
//
if (propsInfo == null || !propsInfo.CheckValid())
{
propsInfo = Com2TypeInfoProcessor.GetProperties(component);
if (propsInfo != null)
{
propsInfo.AddToHashtable(nativeProps);
propsInfo.AddExtendedBrowsingHandlers(extendedBrowsingHandlers);
}
}
return(propsInfo);
}
internal bool IsNameDispId(object obj, int dispid)
{
return(((obj != null) && obj.GetType().IsCOMObject) && (dispid == Com2TypeInfoProcessor.GetNameDispId((UnsafeNativeMethods.IDispatch)obj)));
}
