// Token: 0x06003864 RID: 14436 RVA: 0x000FC5A8 File Offset: 0x000FA7A8
private static bool PasteXaml(TextEditor This, string pasteXaml)
{
bool result;
if (pasteXaml.Length == 0)
{
result = false;
}
else
{
try
{
bool useRestrictiveXamlReader = !Clipboard.UseLegacyDangerousClipboardDeserializationMode();
object obj = XamlReader.Load(new XmlTextReader(new StringReader(pasteXaml)), useRestrictiveXamlReader);
TextElement textElement = obj as TextElement;
result = (textElement != null && TextEditorCopyPaste.PasteTextElement(This, textElement));
}
catch (XamlParseException ex)
{
Invariant.Assert(ex != null);
result = false;
}
}
return(result);
}
private static bool PasteContentData(TextEditor This, IDataObject dataObject, IDataObject dataObjectToApply, string formatToApply)
{
if (formatToApply == DataFormats.Bitmap && dataObjectToApply is DataObject && This.AcceptsRichContent && This.Selection is TextSelection && SecurityHelper.CheckUnmanagedCodePermission())
{
BitmapSource bitmapSource = TextEditorCopyPaste.GetPasteData(dataObjectToApply, DataFormats.Bitmap) as BitmapSource;
if (bitmapSource != null)
{
MemoryStream data = WpfPayload.SaveImage(bitmapSource, "image/bmp");
dataObjectToApply = new DataObject();
formatToApply = DataFormats.XamlPackage;
dataObjectToApply.SetData(DataFormats.XamlPackage, data);
}
}
if (formatToApply == DataFormats.XamlPackage)
{
if (This.AcceptsRichContent && This.Selection is TextSelection && SecurityHelper.CheckUnmanagedCodePermission())
{
object pasteData = TextEditorCopyPaste.GetPasteData(dataObjectToApply, DataFormats.XamlPackage);
MemoryStream memoryStream = pasteData as MemoryStream;
if (memoryStream != null)
{
object obj = WpfPayload.LoadElement(memoryStream);
if ((obj is Section || obj is Span) && TextEditorCopyPaste.PasteTextElement(This, (TextElement)obj))
{
return(true);
}
if (obj is FrameworkElement)
{
((TextSelection)This.Selection).InsertEmbeddedUIElement((FrameworkElement)obj);
return(true);
}
}
}
dataObjectToApply = dataObject;
if (dataObjectToApply.GetDataPresent(DataFormats.Xaml))
{
formatToApply = DataFormats.Xaml;
}
else if (SecurityHelper.CheckUnmanagedCodePermission() && dataObjectToApply.GetDataPresent(DataFormats.Rtf))
{
formatToApply = DataFormats.Rtf;
}
else if (dataObjectToApply.GetDataPresent(DataFormats.UnicodeText))
{
formatToApply = DataFormats.UnicodeText;
}
else if (dataObjectToApply.GetDataPresent(DataFormats.Text))
{
formatToApply = DataFormats.Text;
}
}
if (formatToApply == DataFormats.Xaml)
{
if (This.AcceptsRichContent && This.Selection is TextSelection)
{
object pasteData2 = TextEditorCopyPaste.GetPasteData(dataObjectToApply, DataFormats.Xaml);
if (pasteData2 != null && TextEditorCopyPaste.PasteXaml(This, pasteData2.ToString()))
{
return(true);
}
}
dataObjectToApply = dataObject;
if (SecurityHelper.CheckUnmanagedCodePermission() && dataObjectToApply.GetDataPresent(DataFormats.Rtf))
{
formatToApply = DataFormats.Rtf;
}
else if (dataObjectToApply.GetDataPresent(DataFormats.UnicodeText))
{
formatToApply = DataFormats.UnicodeText;
}
else if (dataObjectToApply.GetDataPresent(DataFormats.Text))
{
formatToApply = DataFormats.Text;
}
}
if (formatToApply == DataFormats.Rtf)
{
if (This.AcceptsRichContent && SecurityHelper.CheckUnmanagedCodePermission())
{
object pasteData3 = TextEditorCopyPaste.GetPasteData(dataObjectToApply, DataFormats.Rtf);
if (pasteData3 != null)
{
MemoryStream memoryStream2 = TextEditorCopyPaste.ConvertRtfToXaml(pasteData3.ToString());
if (memoryStream2 != null)
{
TextElement textElement = WpfPayload.LoadElement(memoryStream2) as TextElement;
if ((textElement is Section || textElement is Span) && TextEditorCopyPaste.PasteTextElement(This, textElement))
{
return(true);
}
}
}
}
dataObjectToApply = dataObject;
if (dataObjectToApply.GetDataPresent(DataFormats.UnicodeText))
{
formatToApply = DataFormats.UnicodeText;
}
else if (dataObjectToApply.GetDataPresent(DataFormats.Text))
{
formatToApply = DataFormats.Text;
}
}
if (formatToApply == DataFormats.UnicodeText)
{
object pasteData4 = TextEditorCopyPaste.GetPasteData(dataObjectToApply, DataFormats.UnicodeText);
if (pasteData4 != null)
{
return(TextEditorCopyPaste.PastePlainText(This, pasteData4.ToString()));
}
if (dataObjectToApply.GetDataPresent(DataFormats.Text))
{
formatToApply = DataFormats.Text;
dataObjectToApply = dataObject;
}
}
if (formatToApply == DataFormats.Text)
{
object pasteData5 = TextEditorCopyPaste.GetPasteData(dataObjectToApply, DataFormats.Text);
if (pasteData5 != null && TextEditorCopyPaste.PastePlainText(This, pasteData5.ToString()))
{
return(true);
}
}
return(false);
}
