internal static void SaveBrowserHistory(NavigationToolbar historyToolbar, ITabState state)
{
if (state == null)
{
return;
}
state.CurrentHistoryItem = null;
state.GoBackHistoryItems = null;
state.GoForwardHistoryItems = null;
if (historyToolbar.CurrentItem != null)
{
state.CurrentHistoryItem = (ITextImageItem)historyToolbar.CurrentItem.Tag;
List <ITextImageItem> items = new List <ITextImageItem>(historyToolbar.BackHistoryCount);
foreach (var hitem in historyToolbar.BackHistory)
{
items.Add((ITextImageItem)hitem.Tag);
}
state.GoBackHistoryItems = items.ToArray();
items = new List <ITextImageItem>(historyToolbar.ForwardHistoryCount);
foreach (var hitem in historyToolbar.ForwardHistory)
{
items.Add((ITextImageItem)hitem.Tag);
}
state.GoForwardHistoryItems = items.ToArray();
}
}
internal static void ResetBrowserHistory(NavigationToolbar historyToolbar, ITabState state)
{
historyToolbar.ResetNavigationHistory();
if (state == null || state.CurrentHistoryItem == null)
{
return;
}
List <NavigationHistoryItem> back = null;
List <NavigationHistoryItem> forward = null;
if (state.GoBackHistoryItems != null && state.GoBackHistoryItems.Length > 0)
{
back = new List <NavigationHistoryItem>(state.GoBackHistoryItems.Length);
for (int i = 0; i < state.GoBackHistoryItems.Length; i++)
{
ITextImageItem item = state.GoBackHistoryItems[i];
back.Add(new NavigationHistoryItem(item.Text, item));
}
}
if (state.GoForwardHistoryItems != null && state.GoForwardHistoryItems.Length > 0)
{
forward = new List <NavigationHistoryItem>(state.GoForwardHistoryItems.Length);
for (int i = 0; i < state.GoForwardHistoryItems.Length; i++)
{
ITextImageItem item = state.GoForwardHistoryItems[i];
forward.Add(new NavigationHistoryItem(item.Text, item));
}
}
historyToolbar.InitializeHistory(
back == null ? null : back.ToArray(),
forward == null ? null : forward.ToArray(),
new NavigationHistoryItem(state.CurrentHistoryItem.Text, state.CurrentHistoryItem));
}
