R: Check Windows Pointer

IsValidHwnd {DescTools} | R Documentation

## Check Windows Pointer

### Description

Check if a pointer points to a valid and running MS-Office instance. The function does this by first checking for `NULL` and `nil` pointer and then trying to get the current selection of the application.

### Usage

    IsValidHwnd(hwnd)

### Arguments

`hwnd` | the pointer to a word instance as created by `GetNewWrd()` or `GetCurrWrd()`. Default is the last created pointer stored in `DescToolsOptions("lastWord")`.

### Value

logical value, `TRUE` if hwnd is a valid pointer to a running application

### Author(s)

Andri Signorell <andri@signorell.net>

### See Also

`GetCurrWrd`(), `GetCurrXL`(), `GetCurrPP`()

[Package DescTools version 0.99.34 Index]