X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/6be23c2a23c96edf62acfe8ab1ff43efa8870253..a6140a4c171601c75c8ab91e8c79bc7f28df8266:/src/unix/utilsx11.cpp

diff --git a/src/unix/utilsx11.cpp b/src/unix/utilsx11.cpp
index 9df6307cc3..ec9e3cb1f6 100644
--- a/src/unix/utilsx11.cpp
+++ b/src/unix/utilsx11.cpp
@@ -65,12 +65,15 @@ static bool IsMapped(Display *display, Window window)
 
 // Suspends X11 errors. Used when we expect errors but they are not fatal
 // for us.
+extern "C" {
+    static int wxX11ErrorsSuspender_handler(Display*, XErrorEvent*) { return 0; }
+}
 class wxX11ErrorsSuspender
 {
 public:
     wxX11ErrorsSuspender(Display *d) : m_display(d)
     {
-        m_old = XSetErrorHandler(handler);
+        m_old = XSetErrorHandler(wxX11ErrorsSuspender_handler);
     }
     ~wxX11ErrorsSuspender()
     {
@@ -81,7 +84,6 @@ public:
 private:
     Display *m_display;
     int (*m_old)(Display*, XErrorEvent *);
-    static int handler(Display *, XErrorEvent *) { return 0; }
 };
 
 
@@ -762,8 +764,11 @@ KeySym wxCharCodeWXToX(int id)
 
 #include <wx/app.h>
 
-bool wxGetKeyState(const wxKeyCode& key)
+bool wxGetKeyState(wxKeyCode key)
 {
+    wxASSERT_MSG(key != WXK_LBUTTON && key != WXK_RBUTTON && key !=
+        WXK_MBUTTON, wxT("can't use wxGetKeyState() for mouse buttons"));
+
 #if defined(__WXX11__)
     Display *pDisplay = (Display*) wxApp::GetDisplay();
 #elif defined(__WXGTK__)