private void InsertPageInternal(int index, NotebookPage page)
{
if (page == null)
{
throw new NullReferenceException();
}
if (NotebookPages.Contains(page))
{
throw new ArgumentException();
}
NotebookPages.InsertInternal(index, page);
NoteControls.AddInternal(page);
NavigatorInterface.RefreshAllPages();
}
private void AddPageInternal(NotebookPage page)
{
if (page == null)
{
throw new ArgumentException("Page cannot be null.");
}
if (NotebookPages.Contains(page))
{
throw new ArgumentException("Page is already in the notebook.");
}
NotebookPages.AddInternal(page);
NoteControls.AddInternal(page);
NavigatorInterface.RefreshAllPages();
}
internal void OnCloseTab(NotebookPage page)
{
ClosePageQueryEventArgs args = new ClosePageQueryEventArgs(page);
if (ClosePageQuery != null)
{
ClosePageQuery(this, args);
}
if (args.Cancel == false)
{
RemovePageInternal(page);
if (ClosePage != null)
{
ClosePage(this, new ClosePageEventArgs(page));
}
}
}
private void RemovePageInternal(NotebookPage page)
{
if (page == null)
{
throw new NullReferenceException();
}
int newIndex = SelectedIndex;
if (newIndex >= NotebookPages.IndexOf(page) && newIndex > -1)
{
newIndex--;
if (newIndex < 0 && NotebookPages.Count > 1)
{
newIndex = 0;
}
}
if (newIndex >= NotebookPages.Count)
{
newIndex = NotebookPages.Count - 1;
}
SelectedIndex = newIndex;
NotebookPages.RemoveInternal(page);
NoteControls.RemoveInternal(page);
if (NotebookPages.Count > 0 && SelectedIndex == -1)
{
SelectedIndex = 0;
}
NavigatorInterface.RefreshAllPages();
DisplayCorrectPage();
}
internal ClosePageQueryEventArgs(NotebookPage page)
{
mPage = page;
}
internal void RemoveInternal(NotebookPage page)
{
base.Remove(page);
}
internal void AddInternal(NotebookPage page)
{
base.Add(page);
}