private static bool MenuItemUpdateActionProvider(IBindingMemberInfo bindingMemberInfo, IMenuItem menuItem, object content)
{
object template = menuItem.GetBindingMemberValue(AttachedMembers.MenuItem.ActionProviderTemplateSelector)?.SelectTemplate(content, menuItem);
if (template != null)
{
content = template;
}
if (content == null)
{
menuItem.SetActionProvider(null);
return(true);
}
var actionProvider = content as ActionProvider;
if (actionProvider == null)
{
Type viewType = TypeCache <ActionProvider> .Instance.GetTypeByName(content.ToString(), true, true);
actionProvider = (ActionProvider)Activator.CreateInstance(viewType, GetContextFromItem(menuItem));
}
menuItem.SetActionProvider(actionProvider);
actionProvider.SetBindingMemberValue(AttachedMembers.Object.Parent, menuItem);
var bindings = GetActionProviderBind(menuItem);
if (!string.IsNullOrEmpty(bindings))
{
BindingServiceProvider.BindingProvider.CreateBindingsFromString(actionProvider, bindings, null);
}
return(true);
}
private static bool MenuItemUpdateActionView(IBindingMemberInfo bindingMemberInfo, IMenuItem menuItem, object content)
{
var actionView = menuItem.GetActionView();
if (actionView != null)
{
ParentObserver.Set(actionView, null);
}
object template = menuItem.GetBindingMemberValue(AttachedMembers.MenuItem.ActionViewTemplateSelector)?.SelectTemplate(content, menuItem);
if (template != null)
{
content = template;
}
if (content == null)
{
#if APPCOMPAT
MenuItemCompat.SetActionView(menuItem, null);
#else
menuItem.SetActionView(null);
#endif
return(true);
}
LayoutInflaterResult result = null;
int viewId;
if (int.TryParse(content.ToString(), out viewId))
{
result = GetContextFromItem(menuItem).GetBindableLayoutInflater().InflateEx(viewId, null, false);
content = result.View;
}
actionView = content as View;
if (actionView == null)
{
Type viewType = TypeCache <View> .Instance.GetTypeByName(content.ToString(), true, true);
actionView = viewType.CreateView(GetContextFromItem(menuItem));
}
#if APPCOMPAT
MenuItemCompat.SetActionView(menuItem, actionView);
#else
menuItem.SetActionView(actionView);
#endif
ParentObserver.Set(actionView, menuItem);
var bindings = GetActionViewBind(menuItem);
if (!string.IsNullOrEmpty(bindings))
{
BindingServiceProvider.BindingProvider.CreateBindingsFromString(actionView, bindings, null);
}
result?.ApplyBindings();
return(true);
}
private static bool MenuItemUpdateActionView(IBindingMemberInfo bindingMemberInfo, IMenuItem menuItem, object content)
{
var actionView = menuItem.GetActionView();
if (actionView != null)
{
ParentObserver.GetOrAdd(actionView).Parent = null;
}
var selector = menuItem.GetBindingMemberValue(AttachedMembers.MenuItem.ActionViewTemplateSelector);
if (selector != null)
{
object template = selector.SelectTemplate(content, menuItem);
if (template != null)
{
content = template;
}
}
if (content == null)
{
menuItem.SetActionView(null);
return(true);
}
int viewId;
if (int.TryParse(content.ToString(), out viewId))
{
content = GetContextFromItem(menuItem).GetBindableLayoutInflater().Inflate(viewId, null);
}
actionView = content as View;
if (actionView == null)
{
Type viewType = TypeCache <View> .Instance.GetTypeByName(content.ToString(), true, true);
actionView = viewType.CreateView(GetContextFromItem(menuItem));
}
menuItem.SetActionView(actionView);
ParentObserver.GetOrAdd(actionView).Parent = menuItem;
var bindings = GetActionViewBind(menuItem);
if (!string.IsNullOrEmpty(bindings))
{
BindingServiceProvider.BindingProvider.CreateBindingsFromString(actionView, bindings, null);
}
return(true);
}