//This method is called when the 'Add Highlight' context menu is
//clicked by the user on either of the two document viewer controls.
private void DocumentViewer_AddHighlight(object sender,
RoutedEventArgs e)
{
//Work out which document viewer we are dealing with
//and get the appropriate store.
string tag = ((MenuItem)sender).Tag.ToString();
AnnotationService annotationService =
tag == "fixed"
? fixedAnnotationService
: flowAnnotationService;
//Get the current user's name as the author
string userName = System.Environment.UserName;
try
{
//Creates a yellow highlight
AnnotationHelper.CreateHighlightForSelection(
annotationService, userName, Brushes.Yellow);
}
catch (InvalidOperationException)
{
MessageBox.Show("Please select some text to highlight.");
}
}
internal static void HighlightText(this FlowDocumentScrollViewer viewer, AnnotationService service, int offset, int length)
{
var brush = new SolidColorBrush(Color.FromArgb(127, (byte)random.Next(200), (byte)random.Next(200), (byte)random.Next(200)));
var startPos = viewer.Document.ContentStart.GetOffsetTextPointer(offset);
var endPos = startPos.GetOffsetTextPointer(length);
viewer.Selection.Select(startPos, endPos);
AnnotationHelper.CreateHighlightForSelection(service, String.Empty, brush);
//textRange.ApplyPropertyValue(TextElement.FontWeightProperty, FontWeights.Bold);
}
// Function to create highlighting
private void CreateHighlight(object sender, RoutedEventArgs e)
{
try
{
AnnotationHelper.CreateHighlightForSelection(currentAnnotService,
"Vista user", Brushes.Yellow);
}
catch (InvalidOperationException)
{
// If someone tries to highlight without actually selecting text, do nothing.
}
}
// ------------------------ OnAddBookmark() ---------------------------
void OnAddBookmark(object sender, RoutedEventArgs args)
{
try
{
System.Windows.Media.Color col = (System.Windows.Media.Color)System.Windows.Media.ColorConverter.ConvertFromString("#A6FFFF00");
System.Windows.Media.Brush myBrush = new SolidColorBrush(col);
string userName = System.Windows.Forms.SystemInformation.UserName;
AnnotationHelper.CreateHighlightForSelection(
_annServ, userName, myBrush);
}
catch (InvalidOperationException)
{
return;
}
//AddBookmarkOrComment(BookmarkList);
}