library_vb » Revisions »
Differences
This shows you the differences between the selected revisions of the page.
| 2017-01-12 | 2017-06-26 | ||
| event_handlers explicit anchor (martin) | link updates (martin) | ||
| Line 22: | Line 22: | ||
| * Implement your interactions with WinSCP .NET assembly in a class module; | * Implement your interactions with WinSCP .NET assembly in a class module; | ||
| * Declare private variable in your class module referring to ''[[library_session|Session]]'' class; | * Declare private variable in your class module referring to ''[[library_session|Session]]'' class; | ||
| - | * Use ''[[msdn>gg251653|WithEvents]]'' keyword, when declaring the private variable; | + | * Use ''[[https://msdn.microsoft.com/VBA/Language-Reference-VBA/articles/withevents-keyword|WithEvents]]'' keyword, when declaring the private variable; |
| * Define private function (method) with name ''<variablename>_<event>'' and two arguments (e.g. ''sender'' and ''e'') for every event you need to handle. | * Define private function (method) with name ''<variablename>_<event>'' and two arguments (e.g. ''sender'' and ''e'') for every event you need to handle. | ||
| Line 46: | Line 46: | ||
| VBA does not support catching exceptions, what is a common way of handling errors in examples for most other languages. | VBA does not support catching exceptions, what is a common way of handling errors in examples for most other languages. | ||
| - | In case you need to use custom error handling, instead of interrupting a VB macro (the default behavior), use ''[[msdn>gg251688|On Error]]'' statement. | + | In case you need to use custom error handling, instead of interrupting a VB macro (the default behavior), use ''[[https://msdn.microsoft.com/VBA/Language-Reference-VBA/articles/on-error-statement|On Error]]'' statement. |
| - | Use ''On Error Resume Next'' to disable default error handling. Then you need to query ''[[msdn>gg251525|Err.Number]]'' after every statement to test for errors. You can revert to default error handling (aborting the macro) using ''On Error GoTo 0''. | + | Use ''On Error Resume Next'' to disable default error handling. Then you need to query ''[[https://msdn.microsoft.com/VBA/Language-Reference-VBA/articles/err-object|Err.Number]]'' after every statement to test for errors. You can revert to default error handling (aborting the macro) using ''On Error GoTo 0''. |
| <code vb> | <code vb> | ||