// Enumerates the children of a property. This provides support for dereferencing pointers, displaying members of an array, or fields of a class or struct.
// The sample debugger only supports pointer dereferencing as children. This means there is only ever one child.
public int EnumChildren(enum_DEBUGPROP_INFO_FLAGS dwFields, uint dwRadix, ref System.Guid guidFilter, enum_DBG_ATTRIB_FLAGS dwAttribFilter, string pszNameFilter, uint dwTimeout, out IEnumDebugPropertyInfo2 ppEnum)
{
ppEnum = null;
try
{
var children = TaskHelpers.RunSynchronouslyOnUIThread(ct =>
{
var timeoutToken = CancellationTokens.GetToken(TimeSpan.FromMilliseconds(dwTimeout));
var linkedSource = CancellationTokenSource.CreateLinkedTokenSource(ct, timeoutToken);
return(_evalResult.GetChildrenAsync(linkedSource.Token));
});
if (children != null)
{
DEBUG_PROPERTY_INFO[] properties = new DEBUG_PROPERTY_INFO[children.Length];
for (int i = 0; i < children.Length; i++)
{
properties[i] = new AD7Property(_frame, children[i], true).ConstructDebugPropertyInfo(dwRadix, dwFields);
}
ppEnum = new AD7PropertyEnum(properties);
return(VSConstants.S_OK);
}
return(VSConstants.S_FALSE);
}
catch (OperationCanceledException)
{
return(VSConstants.S_FALSE);
}
}
// The debugger will call this when the user tries to edit the property's values in one of the debugger windows.
public int SetValueAsString(string pszValue, uint dwRadix, uint dwTimeout)
{
try {
var result = TaskHelpers.RunSynchronouslyOnUIThread(async ct => {
var timeoutToken = CancellationTokens.GetToken(TimeSpan.FromMilliseconds(dwTimeout));
var linkedSource = CancellationTokenSource.CreateLinkedTokenSource(ct, timeoutToken);
return(await _evalResult.Frame.ExecuteTextAsync(_evalResult.Expression + " = " + pszValue, ct: linkedSource.Token));
});
return(VSConstants.S_OK);
} catch (OperationCanceledException) {
return(VSConstants.E_FAIL);
}
}