private void SetContent(ActionBar.Tab tab, FragmentTransaction ft, int?placeHolder, Activity activity, ActionBar bar)
{
if (placeHolder == null)
{
Tracer.Error("The placeholder for tab {0} was not found.", tab);
return;
}
var layout = activity.FindViewById <ViewGroup>(placeHolder.Value);
if (layout == null)
{
Tracer.Warn("The ActionBarTabContentId with id = {0} is not found in activity {1}",
placeHolder.Value,
activity);
return;
}
if (_content == null)
{
_content = PlatformDataBindingModule.ActionBarTabContentMember.GetValue(tab, null);
var viewModel = _content as IViewModel;
if (viewModel == null)
{
var fragmentClass = _content as string;
//If content is a string, trying to create a fragment.
if (!string.IsNullOrEmpty(fragmentClass))
{
var type = TypeCache <Fragment> .Instance.GetTypeByName(fragmentClass, true, false);
if (type != null)
{
var fragment = Fragment.Instantiate(bar.ThemedContext, Java.Lang.Class.FromType(type).Name);
_content = fragment;
}
}
else if (_content is int)
{
_content = activity.CreateBindableView((int)_content).Item1;
}
}
else
{
viewModel.Settings.Metadata.AddOrUpdate(ViewModelConstants.StateNotNeeded, true);
}
_content = PlatformExtensions.GetContentView(layout, layout.Context, _content,
_contentTemplateProvider.GetTemplateId(), _contentTemplateProvider.GetDataTemplateSelector());
layout.SetContentView(_content, ft, (@group, fragment, arg3) =>
{
if (fragment.IsDetached)
{
arg3.Attach(fragment);
}
else
{
arg3.Replace(@group.Id, fragment);
}
});
}
else
{
layout.SetContentView(_content, ft, (@group, fragment, arg3) => arg3.Attach(fragment));
}
}
public override Object InstantiateItem(ViewGroup container, int position)
{
if (ItemsSource == null)
{
return(null);
}
var item = GetRawItem(position);
if (item == null)
{
return new TextView(container.Context)
{
Text = "(null)"
}
}
;
var viewModel = item as IViewModel;
if (viewModel != null)
{
viewModel.Settings.Metadata.AddOrUpdate(ViewModelConstants.StateNotNeeded, true);
}
var view = ServiceProvider.AttachedValueProvider.GetOrAdd(item, ContentPath,
(o, o1) => (Object)PlatformExtensions.GetContentView(container, container.Context, o,
_itemTemplateProvider.GetTemplateId(), _itemTemplateProvider.GetDataTemplateSelector()), null);
var fragment = view as Fragment;
if (fragment == null)
{
container.AddView((View)view);
}
else
{
if (_currentTransaction == null)
{
_currentTransaction = _fragmentManager.BeginTransaction();
}
if (fragment.IsDetached)
{
_currentTransaction.Attach(fragment);
}
else if (!fragment.IsAdded)
{
_currentTransaction.Add(container.Id, fragment);
}
if (fragment != _currentPrimaryItem)
{
fragment.SetMenuVisibility(false);
fragment.UserVisibleHint = false;
}
}
return(view);
}
protected virtual Object InstantiateItemInternal(ViewGroup container, object item)
{
return((Object)AndroidToolkitExtensions
.GetContentView(container, container.Context, item, _itemTemplateProvider.GetTemplateId(), _itemTemplateProvider.GetDataTemplateSelector()));
}
private void SetContent(ActionBar.Tab tab, FragmentTransaction ft, int?placeHolder, Activity activity, ActionBar bar)
{
if (placeHolder == null)
{
Tracer.Error("The placeholder for tab {0} was not found.", tab);
return;
}
var layout = activity.FindViewById <ViewGroup>(placeHolder.Value);
if (layout == null)
{
Tracer.Warn("The ActionBarTabContentId with id = {0} is not found in activity {1}",
placeHolder.Value,
activity);
return;
}
if (_content == null)
{
#if APPCOMPAT
_content = tab.GetBindingMemberValue(AttachedMembersCompat.ActionBarTab.Content);
#else
_content = tab.GetBindingMemberValue(AttachedMembers.ActionBarTab.Content);
#endif
var viewModel = _content as IViewModel;
if (viewModel == null)
{
var fragmentClass = _content as string;
//If content is a string, trying to create a fragment.
if (!string.IsNullOrEmpty(fragmentClass))
{
var type = TypeCache <Fragment> .Instance.GetTypeByName(fragmentClass, true, false);
if (type != null)
{
var fragment = Fragment.Instantiate(bar.ThemedContext, Java.Lang.Class.FromType(type).Name);
_content = fragment;
}
}
else if (_content is int)
{
_content = activity.GetBindableLayoutInflater().Inflate((int)_content, null);
}
}
else
{
viewModel.Settings.Metadata.AddOrUpdate(ViewModelConstants.StateNotNeeded, true);
}
_content = AndroidToolkitExtensions.GetContentView(layout, layout.Context, _content,
_contentTemplateProvider.GetTemplateId(), _contentTemplateProvider.GetDataTemplateSelector());
if (BindingServiceProvider.BindingManager.GetBindings(tab, AttachedMembers.Object.DataContext).Any())
{
_content.SetBindingMemberValue(AttachedMembers.Object.Parent, tab);
}
layout.SetContentView(_content, ft, (@group, fragment, arg3) =>
{
if (fragment.IsDetached)
{
arg3.Attach(fragment);
}
else
{
arg3.Replace(@group.Id, fragment);
}
});
}
else
{
layout.SetContentView(_content, ft, (@group, fragment, arg3) => arg3.Attach(fragment));
}
}
