Merge pull request #263 from jairbubbles/catch-exception-when-pasting-with-invalid-data-in

siegfriedpammer · web-flow · commit 15e564f04460 · 2021-03-08T16:00:32.000+01:00
Catch exception when pasting with invalid data in the clipboard
diff --git a/ICSharpCode.AvalonEdit/Editing/EditingCommandHandler.cs b/ICSharpCode.AvalonEdit/Editing/EditingCommandHandler.cs
@@ -482,6 +482,9 @@ internal static string GetTextToPaste(DataObjectPastingEventArgs pastingEventArg
 			} catch (OutOfMemoryException) {
 				// may happen when trying to paste a huge string
 				return null;
+			} catch (COMException) {
+				// may happen with incorrect data => Data on clipboard is invalid (Exception from HRESULT: 0x800401D3 (CLIPBRD_E_BAD_DATA))
+				return null;
 			}
 		}
 		#endregion

Original file line number	Diff line number	Diff line change
`@@ -482,6 +482,9 @@ internal static string GetTextToPaste(DataObjectPastingEventArgs pastingEventArg`
`482`	`482`	`} catch (OutOfMemoryException) {`
`483`	`483`	`// may happen when trying to paste a huge string`
`484`	`484`	`return null;`
	`485`	`+ } catch (COMException) {`
	`486`	`+ // may happen with incorrect data => Data on clipboard is invalid (Exception from HRESULT: 0x800401D3 (CLIPBRD_E_BAD_DATA))`
	`487`	`+ return null;`
`485`	`488`	`}`
`486`	`489`	`}`
`487`	`490`	`#endregion`