I'm trying to hook a Window Form within Microsoft Excel itself like on the attached picture (This is an Addin called Kutools). It is supposed to:
I prefer to use the internal VBA of Excel to build and hook it as much as possible. But if I have to use an external Editor (Visual Studio C# or VB. Net ...) I'm willing to follow the instruction.
I searched all over the web but couldn't find a way to do this. I definitely appreciate your kind assistance on this.
Thanks for your help, I'm open to any suggestion!
If I am not mistaken, you are trying to create a custom task pane for Excel (add-in). If so, then this link might help you, but you need to build it with Visual studio using Office development tools:
https://learn.microsoft.com/en-us/visualstudio/vsto/custom-task-panes?view=vs-2019