shell32/autocomplete: Don't auto-append on control characters.

We must not auto-append on control characters, most notably Backspace, but also ^X (cut) and so on. Signed-off-by: Gabriel Ivăncescu <gabrielopcode@gmail.com> Signed-off-by: Huw Davies <huw@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

shell32/autocomplete: Don't auto-append on control characters.
96442055 · Gabriel Ivăncescu · Alexandre Julliard · 93994dfc · 96442055
Commit 96442055 authored Sep 18, 2018 by Gabriel Ivăncescu Committed by Alexandre Julliard Sep 19, 2018
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autocomplete.c dlls/shell32/autocomplete.c +1 -1

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--- a/dlls/shell32/autocomplete.c
+++ b/dlls/shell32/autocomplete.c
@@ -343,7 +343,7 @@ static LRESULT APIENTRY ACEditSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam, 
        case WM_CHAR:
        case WM_UNICHAR:
            ret = CallWindowProcW(This->wpOrigEditProc, hwnd, uMsg, wParam, lParam);
-            autocomplete_text(This, hwnd, (This->options & ACO_AUTOAPPEND)
+            autocomplete_text(This, hwnd, (This->options & ACO_AUTOAPPEND) && wParam >= ' '
                                          ? autoappend_flag_yes : autoappend_flag_no);
            return ret;
        case WM_DESTROY: