private static void OnRemoveTab(Action<TabHostItemsSourceGenerator, TabHostItemsSourceGenerator.TabInfo> baseAction, TabHostItemsSourceGenerator generator, TabHostItemsSourceGenerator.TabInfo tab)
{
var fragment = tab.Content as Fragment;
if (fragment == null)
{
baseAction(generator, tab);
return;
}
var fragmentManager = generator.TabHost.GetFragmentManager();
if (fragmentManager == null)
return;
fragmentManager.BeginTransaction()
.Remove(fragment)
.Commit();
fragmentManager.ExecutePendingTransactions();
}
private static void OnTabChanged(Action<TabHostItemsSourceGenerator, object, object, bool, bool> baseAction, TabHostItemsSourceGenerator generator, object oldValue, object newValue, bool clearOldValue, bool setNewValue)
{
FragmentManager fragmentManager = null;
FragmentTransaction ft = null;
if (clearOldValue)
{
var fragment = oldValue as Fragment;
if (fragment == null)
baseAction(generator, oldValue, newValue, true, false);
else if (fragment.IsAlive())
{
fragmentManager = generator.TabHost.GetFragmentManager();
if (fragmentManager != null)
ft = fragmentManager.BeginTransaction().Detach(fragment);
}
}
if (setNewValue)
{
var fragment = newValue as Fragment;
if (fragment == null)
baseAction(generator, oldValue, newValue, false, true);
else
{
if (ft == null)
{
fragmentManager = generator.TabHost.GetFragmentManager();
if (fragmentManager != null)
ft = fragmentManager.BeginTransaction();
}
if (ft != null)
{
ft = fragment.IsDetached
? ft.Attach(fragment)
: ft.Replace(generator.TabHost.TabContentView.Id, fragment);
}
}
}
if (ft != null)
ft.CommitAllowingStateLoss();
if (fragmentManager != null)
fragmentManager.ExecutePendingTransactions();
}
private static void TabChanged(TabHostItemsSourceGenerator generator, object oldValue, object newValue, bool clearOldValue, bool setNewValue)
{
if (clearOldValue)
{
var view = oldValue as View;
if (view != null)
{
generator.TabHost.TabContentView.RemoveView(view);
}
}
if (setNewValue)
{
var view = newValue as View;
if (view == null)
{
generator.TabHost.TabContentView.RemoveAllViews();
}
else
{
generator.TabHost.TabContentView.AddView(view);
}
}
}
private static void RemoveTab(TabHostItemsSourceGenerator generator, TabInfo tab)
{
}
public TabFactory([NotNull] TabHostItemsSourceGenerator generator)
{
Should.NotBeNull(generator, "generator");
_generator = generator;
}
public TabFactory([NotNull] TabHostItemsSourceGenerator generator)
{
Should.NotBeNull(generator, "generator");
_generator = generator;
}
private static void RemoveTab(TabHostItemsSourceGenerator generator, TabInfo tab)
{
var view = tab.Content as View;
if (view != null)
view.ClearBindingsRecursively(true, true);
}
private static void TabChanged(TabHostItemsSourceGenerator generator, object oldValue, object newValue, bool clearOldValue, bool setNewValue)
{
if (clearOldValue)
{
var view = oldValue as View;
if (view != null)
generator.TabHost.TabContentView.RemoveView(view);
}
if (setNewValue)
{
var view = newValue as View;
if (view == null)
generator.TabHost.TabContentView.RemoveAllViews();
else
generator.TabHost.TabContentView.AddView(view);
}
}
private static void RemoveTab(TabHostItemsSourceGenerator generator, TabInfo tab)
{
}