private ProcessKeyResult ProcessKey(List <IInputElement> targets, string key, bool existsElsewhere, bool userInitiated)
{
if (targets != null)
{
bool oneUIElement = true;
UIElement invokeUIElement = null;
bool lastWasAccessed = false;
int chosenIndex = 0;
for (int i = 0; i < targets.Count; i++)
{
UIElement target = targets[i] as UIElement;
Debug.Assert(target != null, "Targets should only be UIElements");
if (!target.IsEnabled)
{
continue;
}
if (invokeUIElement == null)
{
invokeUIElement = target;
chosenIndex = i;
}
else
{
if (lastWasAccessed)
{
invokeUIElement = target;
chosenIndex = i;
}
oneUIElement = false;
}
//
lastWasAccessed = target.HasEffectiveKeyboardFocus;
}
if (invokeUIElement != null)
{
AccessKeyEventArgs args = new AccessKeyEventArgs(key, !oneUIElement || existsElsewhere /* == isMultiple */, userInitiated);
try
{
invokeUIElement.InvokeAccessKey(args);
}
finally
{
args.ClearUserInitiated();
}
return((chosenIndex == targets.Count - 1) ? ProcessKeyResult.LastMatch : ProcessKeyResult.MoreMatches);
}
}
return(ProcessKeyResult.NoMatch);
}
private ProcessKeyResult ProcessKey(List<IInputElement> targets, string key, bool existsElsewhere, bool userInitiated)
{
if (targets != null)
{
bool oneUIElement = true;
UIElement invokeUIElement = null;
bool lastWasAccessed = false;
int chosenIndex = 0;
for (int i = 0; i < targets.Count; i++)
{
UIElement target = targets[i] as UIElement;
Debug.Assert(target != null, "Targets should only be UIElements");
if (!target.IsEnabled)
continue;
if (invokeUIElement == null)
{
invokeUIElement = target;
chosenIndex = i;
}
else
{
if (lastWasAccessed)
{
invokeUIElement = target;
chosenIndex = i;
}
oneUIElement = false;
}
//
lastWasAccessed = target.HasEffectiveKeyboardFocus;
}
if (invokeUIElement != null)
{
AccessKeyEventArgs args = new AccessKeyEventArgs(key, !oneUIElement || existsElsewhere /* == isMultiple */,userInitiated);
try
{
invokeUIElement.InvokeAccessKey(args);
}
finally
{
args.ClearUserInitiated();
}
return (chosenIndex == targets.Count - 1) ? ProcessKeyResult.LastMatch : ProcessKeyResult.MoreMatches;
}
}
return ProcessKeyResult.NoMatch;
}
