private async Task UpdateContentAsync()
{
if (_container != null && !string.IsNullOrEmpty(Source))
{
_container.RowDefinitions.Clear();
_container.ColumnDefinitions.Clear();
_container.Children.Clear();
var container = new GridDocumentContainer(_container);
try
{
var doc = await HtmlDocument.LoadAsync(Source);
HtmlFragment body = doc?.Body;
if (body == null)
{
body = doc;
}
WriteFragments(body, container);
}
catch (Exception ex)
{
ShowError(ex, container);
}
}
}
public DocumentContainer Create(DependencyObject ctrl)
{
DocumentContainer container = null;
if (ctrl is Grid)
{
container = new GridDocumentContainer(ctrl as Grid);
}
else if (ctrl is RowDefinition || ctrl is ColumnDefinition)
{
container = this;
}
else if (ctrl is Paragraph)
{
container = new ParagraphDocumentContainer(ctrl as Paragraph);
}
else if (ctrl is Span)
{
container = new SpanDocumentContainer(ctrl as Span);
}
else if (ctrl is GridRow)
{
container = new GridRowContainer(ctrl as GridRow);
}
else if (ctrl is GridColumn)
{
container = new GridColumnContainer(ctrl as GridColumn);
}
if (container != null)
{
container.Parent = this;
}
return container;
}
private static void ShowError(Exception ex, GridDocumentContainer gridContainer)
{
var p = new Paragraph();
p.FontFamily = new FontFamily("Courier New");
p.Inlines.Add(new Run
{
Text = $"Error rendering document: {ex.Message}"
});
gridContainer.Append(p);
Debug.WriteLine($"HtmlBlock: Error rendering document. Ex: {ex.ToString()}");
}
private async Task UpdateContentAsync()
{
if (_container != null && !string.IsNullOrEmpty(Source))
{
_container.RowDefinitions.Clear();
_container.ColumnDefinitions.Clear();
_container.Children.Clear();
var container = new GridDocumentContainer(_container);
try
{
var doc = await HtmlDocument.LoadAsync(Source);
HtmlFragment body = doc?.Body;
if (body == null)
{
body = doc;
}
WriteFragments(body, container);
}
catch (Exception ex)
{
ShowError(ex, container);
}
}
}
private static void ShowError(Exception ex, GridDocumentContainer gridContainer)
{
var p = new Paragraph();
p.FontFamily = new FontFamily("Courier New");
p.Inlines.Add(new Run
{
Text = $"Error rendering document: {ex.Message}"
});
gridContainer.Append(p);
Debug.WriteLine($"HtmlBlock: Error rendering document. Ex: {ex.ToString()}");
}
