Don't change button state on WM_MOUSEMOVE messages unless left mouse

button is pressed.

Don't change button state on WM_MOUSEMOVE messages unless left mouse
0e4cf6c0 · Rein Klazes · Alexandre Julliard · 93ece680 · 0e4cf6c0
Commit 0e4cf6c0 authored Jan 15, 2002 by Rein Klazes Committed by Alexandre Julliard Jan 15, 2002
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button.c controls/button.c +1 -1

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--- a/controls/button.c
+++ b/controls/button.c
@@ -279,7 +279,7 @@ static LRESULT WINAPI ButtonWndProc_common(HWND hWnd, UINT uMsg,
        break;

    case WM_MOUSEMOVE:
-        if (GetCapture() == hWnd)
+        if ((wParam & MK_LBUTTON) && GetCapture() == hWnd)
        {
            GetClientRect( hWnd, &rect );
            SendMessageW( hWnd, BM_SETSTATE, PtInRect(&rect, pt), 0 );