private void OnCopy(object sender, ExecutedRoutedEventArgs e)
{
if (HasSelection && _selectionRect.Width > 0 && _selectionRect.Height > 0)
{
//Copy to clipboard
IDataObject dataObject;
string textString = GetText();
object bmp = null;
bmp = SystemDrawingHelper.GetBitmapFromBitmapSource(GetImage());
dataObject = new DataObject();
// Order of data is irrelevant, the pasting application will determine format
dataObject.SetData(DataFormats.Text, textString, true);
dataObject.SetData(DataFormats.UnicodeText, textString, true);
if (bmp != null)
{
dataObject.SetData(DataFormats.Bitmap, bmp, true);
}
try
{
Clipboard.SetDataObject(dataObject, true);
}
catch (System.Runtime.InteropServices.ExternalException)
{
// Clipboard is failed to set the data object.
return;
}
}
}
private void OnCopy(object sender, ExecutedRoutedEventArgs e)
{
if (this.HasSelection && this._selectionRect.Width > 0.0 && this._selectionRect.Height > 0.0)
{
string text = this.GetText();
object obj = null;
bool flag = false;
if (this._scope is DocumentGrid && ((DocumentGrid)this._scope).DocumentViewerOwner is DocumentApplicationDocumentViewer)
{
if (!e.UserInitiated && !this.HasRubberBandCopyPermissions())
{
return;
}
flag = true;
}
else
{
flag = this.HasRubberBandCopyPermissions();
}
if (flag)
{
obj = SystemDrawingHelper.GetBitmapFromBitmapSource(this.GetImage());
}
new UIPermission(UIPermissionClipboard.AllClipboard).Assert();
IDataObject dataObject;
try
{
dataObject = new DataObject();
dataObject.SetData(DataFormats.Text, text, true);
dataObject.SetData(DataFormats.UnicodeText, text, true);
if (obj != null)
{
dataObject.SetData(DataFormats.Bitmap, obj, true);
}
}
finally
{
CodeAccessPermission.RevertAssert();
}
PermissionSet permissionSet = new PermissionSet(PermissionState.None);
permissionSet.AddPermission(new SecurityPermission(SecurityPermissionFlag.SerializationFormatter));
permissionSet.AddPermission(new UIPermission(UIPermissionClipboard.AllClipboard));
permissionSet.AddPermission(new SecurityPermission(SecurityPermissionFlag.UnmanagedCode));
if (flag)
{
CodeAccessPermission perm = SecurityHelper.CreateMediaAccessPermission(null);
permissionSet.AddPermission(perm);
}
permissionSet.Assert();
try
{
Clipboard.SetDataObject(dataObject, true);
}
catch (ExternalException)
{
}
finally
{
CodeAccessPermission.RevertAssert();
}
}
}
private void OnCopy(object sender, ExecutedRoutedEventArgs e)
{
if (HasSelection && _selectionRect.Width > 0 && _selectionRect.Height > 0)
{
//Copy to clipboard
IDataObject dataObject;
string textString = GetText();
object bmp = null;
bool supportImageCopy = false;
if (_scope is DocumentGrid && ((DocumentGrid)_scope).DocumentViewerOwner is DocumentApplicationDocumentViewer)
{
// This is XPSViewer, make sure it is user initiated
if (!e.UserInitiated && !HasRubberBandCopyPermissions())
{
return;
}
supportImageCopy = true;
}
else
{
//Outside of XPSViewer, support image copy in full trust only
supportImageCopy = HasRubberBandCopyPermissions();
}
if (supportImageCopy)
{
bmp = SystemDrawingHelper.GetBitmapFromBitmapSource(GetImage());
}
(new UIPermission(UIPermissionClipboard.AllClipboard)).Assert();//BlessedAssert
try
{
dataObject = new DataObject();
// Order of data is irrelevant, the pasting application will determine format
dataObject.SetData(DataFormats.Text, textString, true);
dataObject.SetData(DataFormats.UnicodeText, textString, true);
if (bmp != null)
{
dataObject.SetData(DataFormats.Bitmap, bmp, true);
}
}
finally
{
UIPermission.RevertAssert();
}
PermissionSet ps = new PermissionSet(PermissionState.None);
ps.AddPermission(new SecurityPermission(SecurityPermissionFlag.SerializationFormatter));
ps.AddPermission(new UIPermission(UIPermissionClipboard.AllClipboard));
ps.AddPermission(new SecurityPermission(SecurityPermissionFlag.UnmanagedCode));
if (supportImageCopy)
{
CodeAccessPermission mediaAccessPermission = SecurityHelper.CreateMediaAccessPermission(null);
ps.AddPermission(mediaAccessPermission);
}
ps.Assert(); // BlessedAssert
try
{
Clipboard.SetDataObject(dataObject, true);
}
catch (System.Runtime.InteropServices.ExternalException)
{
// Clipboard is failed to set the data object.
return;
}
finally
{
SecurityPermission.RevertAssert();
}
}
}
