comctl32/button: Use messages to get control text.

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

comctl32/button: Use messages to get control text.
65f23a74 · Nikolay Sivov · Alexandre Julliard · b6ca8fd2 · 65f23a74
Commit 65f23a74 authored Feb 13, 2018 by Nikolay Sivov Committed by Alexandre Julliard Feb 13, 2018
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button.c dlls/comctl32/button.c +3 -2

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--- a/dlls/comctl32/button.c
+++ b/dlls/comctl32/button.c
@@ -223,9 +223,10 @@ static inline void paint_button( HWND hwnd, LONG style, UINT action )
 /* retrieve the button text; returned buffer must be freed by caller */
 static inline WCHAR *get_button_text( HWND hwnd )
 {
-    static const INT len = 512;
+    INT len = GetWindowTextLengthW( hwnd );
    WCHAR *buffer = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) );
-    if (buffer) InternalGetWindowText( hwnd, buffer, len + 1 );
+    if (buffer)
+        GetWindowTextW( hwnd, buffer, len + 1 );
    return buffer;
 }