protected virtual DocumentPage CreatePage(int pageNumber)
{
// The index of header in the Grid
int pageHeaderRowIndex = 0;
int listViewRowIndex = 1;
int pageFooterRowIndex = 2;
// Create Page Layout
Page page = new Page();
Grid grid = new Grid();
grid.RowDefinitions.Add(new RowDefinition());
grid.RowDefinitions.Add(new RowDefinition());
grid.RowDefinitions.Add(new RowDefinition());
grid.RowDefinitions[pageHeaderRowIndex].Height = new GridLength(headerSize.Height);
grid.RowDefinitions[listViewRowIndex].Height = new GridLength(1, GridUnitType.Star);
grid.RowDefinitions[pageFooterRowIndex].Height = new GridLength(footerSize.Height);
// Add ListView
BindingList <object> list;
Rect rect = new Rect(0, 0, PageSize.Width - PageMargin.Left - PageMargin.Right, pageHeight);
if (printableListView.Group != null && printableListView.Group.GroupDescriptions != null)
{
FrameworkElement body = printableListView.Group.Render(printableListView.DataContext, sourceView, printableListView.ReportBody, 50, ref itemIndex, rect, out list);
grid.Children.Add(body);
Grid.SetRow(body, listViewRowIndex);
}
else
{
IList sourceList = sourceView.SourceCollection.Cast <object>().ToList();
FrameworkElement body = UIUtility.createListView(sourceList, printableListView.ReportBody, 50, ref itemIndex, rect, out list);
grid.Children.Add(body);
Grid.SetRow(body, listViewRowIndex);
}
// Add Page Header
ContentControl header = new ContentControl();
header.Height = headerSize.Height;
header.ContentTemplate = printableListView.PageHeaderTemplate;
grid.Children.Add(header);
Grid.SetRow(header, pageHeaderRowIndex);
// Add Page Footer
ContentControl footer = new ContentControl();
footer.Height = footerSize.Height;
footer.ContentTemplate = printableListView.PageFooterTemplate;
grid.Children.Add(footer);
Grid.SetRow(footer, pageFooterRowIndex);
page.Content = grid;
HeaderFooterDataContext headerFooterDataContext = new HeaderFooterDataContext(printableListView.DataContext, pageNumber + 1, list);
header.Content = headerFooterDataContext;
footer.Content = headerFooterDataContext;
page.Arrange(new Rect(PageMargin.Left, PageMargin.Top, PageSize.Width - PageMargin.Left - PageMargin.Right, PageSize.Height - PageMargin.Top - PageMargin.Bottom));
return(new DocumentPage(page));
}
internal FrameworkElement Render(object parentDataContext, CollectionView sourceView, ViewBase view, int itemsApproximation, ref int itemIndex, Rect size, out BindingList <object> list)
{
// The index of the grid row of the ListView
int listViewRowIndex = 0;
double pageHeight = size.Height;
// The layout of the group
Grid grid = new Grid();
grid.RowDefinitions.Add(new RowDefinition());
grid.RowDefinitions[listViewRowIndex].Height = new GridLength(1, GridUnitType.Star);
CollectionViewGroup group = sourceView.Groups[groupIndex] as CollectionViewGroup;
// Add header
if (groupPage == 0 && GroupHeader != null)
{
ContentControl groupHeaderControl = new ContentControl();
groupHeaderControl.ContentTemplate = GroupHeader;
groupHeaderControl.Height = HeaderSize.Height;
pageHeight -= HeaderSize.Height;
groupHeaderControl.Content = new HeaderFooterDataContext(parentDataContext, group.Items);
RowDefinition row = new RowDefinition();
row.Height = new GridLength(HeaderSize.Height, GridUnitType.Pixel);
grid.RowDefinitions.Insert(0, row);
grid.Children.Add(groupHeaderControl);
Grid.SetRow(groupHeaderControl, 0);
listViewRowIndex++;
}
// Page header
if (GroupPageHeader != null)
{
pageHeight -= this.PageHeaderSize.Height;
}
// Page footer
if (GroupPageFooter != null)
{
pageHeight -= this.PageFooterSize.Height;
}
list = new BindingList <object>();
ListView listview = UIUtility.createListView(group.Items, UIUtility.CreateDeepCopy <ViewBase>(view), itemsApproximation, ref itemIndex, new Rect(size.Left, size.Top, size.Width, pageHeight), out list);
HeaderFooterDataContext headerFooterContent = new HeaderFooterDataContext(parentDataContext, list);
headerFooterContent.IsFirstPage = groupPage == 0;
// group page header
if (GroupPageHeader != null)
{
ContentControl groupPageHeaderControl = new ContentControl();
groupPageHeaderControl.ContentTemplate = GroupPageHeader;
groupPageHeaderControl.Height = this.PageFooterSize.Height;
pageHeight -= this.PageHeaderSize.Height;
groupPageHeaderControl.Content = headerFooterContent;
RowDefinition row = new RowDefinition();
row.Height = new GridLength(PageHeaderSize.Height, GridUnitType.Pixel);
grid.RowDefinitions.Insert(listViewRowIndex, row);
grid.Children.Add(groupPageHeaderControl);
Grid.SetRow(groupPageHeaderControl, listViewRowIndex);
listViewRowIndex++;
}
// group page footer
if (GroupPageFooter != null)
{
ContentControl groupPageFooterControl = new ContentControl();
groupPageFooterControl.ContentTemplate = GroupPageFooter;
groupPageFooterControl.Height = this.PageFooterSize.Height;
pageHeight -= this.PageHeaderSize.Height;
groupPageFooterControl.Content = headerFooterContent;
RowDefinition row = new RowDefinition();
row.Height = new GridLength(PageFooterSize.Height, GridUnitType.Pixel);
grid.RowDefinitions.Insert(listViewRowIndex + 1, row);
grid.Children.Add(groupPageFooterControl);
Grid.SetRow(groupPageFooterControl, listViewRowIndex + 1);
}
// Group footer
if (itemIndex >= group.ItemCount - 1)
{
headerFooterContent.IsLastPage = true;
if (GroupFooter != null &&
listview.ActualHeight + FooterSize.Height <= pageHeight)
{
groupPage = 0;
groupIndex++;
itemIndex = 0;
ContentControl groupFooterControl = new ContentControl();
groupFooterControl.ContentTemplate = GroupHeader;
groupFooterControl.Height = FooterSize.Height;
pageHeight -= HeaderSize.Height;
groupFooterControl.Content = new HeaderFooterDataContext(parentDataContext, group.Items);
RowDefinition row = new RowDefinition();
row.Height = new GridLength(FooterSize.Height, GridUnitType.Pixel);
grid.RowDefinitions.Add(row);
grid.Children.Add(groupFooterControl);
Grid.SetRow(groupFooterControl, grid.RowDefinitions.Count - 1);
}
else
{
list.Remove(list[list.Count - 1]);
itemIndex--;
(listview.ItemsSource as CollectionView).Refresh();
groupPage++;
}
}
else
{
groupPage++;
}
grid.Children.Add(listview);
Grid.SetRow(listview, listViewRowIndex);
return(grid);
}