X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/dd4796139927cc1fbc3974ff17594c21f2f356d4..b1c673942db6ff8ed5459b96b0b5307391bc36db:/src/unix/utilsx11.cpp

diff --git a/src/unix/utilsx11.cpp b/src/unix/utilsx11.cpp
index 8371731242..f6627e6e69 100644
--- a/src/unix/utilsx11.cpp
+++ b/src/unix/utilsx11.cpp
@@ -30,6 +30,7 @@
 #endif
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>
+#include <X11/Xutil.h>
 #ifdef __VMS
 #pragma message enable nosimpint
 #endif
@@ -803,48 +804,44 @@ 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__)
-    Display *pDisplay = GDK_DISPLAY();
-#elif defined(__WXMOTIF__)
-    Display *pDisplay = (Display*) (wxTheApp ? wxTheApp->GetInitialDisplay() : NULL);
-#else
-#error  Add code to get the DISPLAY for this platform
-#endif
+    Display *pDisplay = (Display*) wxGetDisplay();
 
     int iKey = wxCharCodeWXToX(key);
     int          iKeyMask = 0;
     Window       wDummy1, wDummy2;
     int          iDummy3, iDummy4, iDummy5, iDummy6;
     unsigned int iMask;
-    XModifierKeymap* map = XGetModifierMapping(pDisplay);
     KeyCode keyCode = XKeysymToKeycode(pDisplay,iKey);
     if (keyCode == NoSymbol)
         return false;
 
     if ( IsModifierKey(iKey) )  // If iKey is a modifier key, use a different method
-        {  for (int i = 0; i < 8; ++i)
     {
-        if ( map->modifiermap[map->max_keypermod * i] == keyCode)
+        XModifierKeymap *map = XGetModifierMapping(pDisplay);
+        wxCHECK_MSG( map, false, _T("failed to get X11 modifiers map") );
+
+        for (int i = 0; i < 8; ++i)
         {
-            iKeyMask = 1 << i;
+            if ( map->modifiermap[map->max_keypermod * i] == keyCode)
+            {
+                iKeyMask = 1 << i;
+            }
         }
+
+        XQueryPointer(pDisplay, DefaultRootWindow(pDisplay), &wDummy1, &wDummy2,
+                        &iDummy3, &iDummy4, &iDummy5, &iDummy6, &iMask );
+        XFreeModifiermap(map);
+        return (iMask & iKeyMask) != 0;
     }
 
-    XQueryPointer(pDisplay, DefaultRootWindow(pDisplay), &wDummy1, &wDummy2,
-                  &iDummy3, &iDummy4, &iDummy5, &iDummy6, &iMask );
-    XFreeModifiermap(map);
-    return (iMask & iKeyMask) != 0;
-        }
     // From the XLib manual:
-    // The XQueryKeymap() function returns a bit vector for the logical state of the keyboard, 
-    // where each bit set to 1 indicates that the corresponding key is currently pressed down. 
-    // The vector is represented as 32 bytes. Byte N (from 0) contains the bits for keys 8N to 8N + 7 
+    // The XQueryKeymap() function returns a bit vector for the logical state of the keyboard,
+    // where each bit set to 1 indicates that the corresponding key is currently pressed down.
+    // The vector is represented as 32 bytes. Byte N (from 0) contains the bits for keys 8N to 8N + 7
     // with the least-significant bit in the byte representing key 8N.
     char key_vector[32];
     XQueryKeymap(pDisplay, key_vector);
-    return key_vector[keyCode >> 3] & (1 << (keyCode & 7)); 
+    return key_vector[keyCode >> 3] & (1 << (keyCode & 7));
 }
 
 #endif // __WXX11__ || __WXGTK__ || __WXMOTIF__