private static void OnSourceChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
DataPager datapager = (DataPager)d;
if (e.NewValue != null && e.NewValue != e.OldValue)
{
if (e.OldValue != null)
{
((PagedCollectionView)e.OldValue).CollectionChanged -= datapager.Source_CollectionChanged;
((PagedCollectionView)e.OldValue).PageChanged -= datapager.Source_PageChanged;
}
datapager.Source.PageSize = datapager.PageSize;
datapager.NumberOfPages = datapager.CountNumberPage();
datapager.CurrentPage = datapager.CurrentPage; // re run the check because the current page can now be out of bounds
datapager.Source.CollectionChanged += datapager.Source_CollectionChanged;
datapager.Source.PageChanged += datapager.Source_PageChanged;
datapager.GenerateControls();
}
else
{
datapager.NumberOfPages = 0;
}
}
/// <summary>
/// the data PageSize
/// </summary>
/// <param name="d">TempCanvas that changed its SelectedDate.</param>
/// <param name="e">The DependencyPropertyChangedEventArgs.</param>
private static void OnPageSizeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
DataPager datapager = (DataPager)d;
if (e.NewValue != null && datapager.Source != null && (int)e.NewValue != (int)e.OldValue)
{
datapager.Source.PageSize = (int)e.NewValue;
datapager.NumberOfPages = datapager.CountNumberPage();
}
}