utilsx11.cpp

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    {
        data[0] = _NET_WM_WINDOW_TYPE_NORMAL;
        data[1] = None;
        lng = 1;
    }

    // it is necessary to unmap the window, otherwise kwin will ignore us:
    XSync(display, False);
    
    bool wasMapped = IsMapped(display, w);
    if (wasMapped)
    {
        XUnmapWindow(display, w);
        XSync(display, False);
    }

    XChangeProperty(display, w, _NET_WM_WINDOW_TYPE, XA_ATOM, 32,
	                PropModeReplace, (unsigned char *) &data, lng);
    XSync(display, False);

    if (wasMapped)
    {
        XMapRaised(display, w);
        XSync(display, False);
    }
    
    wxWMspecSetState(display, rootWnd, w, 
                     fullscreen ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE,
                     _NET_WM_STATE_STAYS_ON_TOP);
    XSync(display, False);

    if (!fullscreen)
    {
        // NB: like many other WMs, kwin ignores the first request for a window
        //     position change after the window was mapped. This additional
        //     move+resize event will ensure that the window is restored in
	//     exactly the same position as before it was made fullscreen
	//     (because wxTopLevelWindow::ShowFullScreen will call SetSize, thus
        //     setting the position for the second time).
        XMoveResizeWindow(display, w,
                          origRect->x, origRect->y,
                          origRect->width, origRect->height);
        XSync(display, False);
    }
}


wxX11FullScreenMethod wxGetFullScreenMethodX11(WXDisplay* display,
                                               WXWindow rootWindow)
{
    Window root = (Window)rootWindow;
    Display *disp = (Display*)display;

    // if WM supports _NET_WM_STATE_FULLSCREEN from wm-spec 1.2, use it:
    wxMAKE_ATOM(_NET_WM_STATE_FULLSCREEN, disp);
    if (wxQueryWMspecSupport(disp, root, _NET_WM_STATE_FULLSCREEN))
    {
        wxLogTrace(_T("fullscreen"),
                   _T("detected _NET_WM_STATE_FULLSCREEN support"));
        return wxX11_FS_WMSPEC;
    }
    
    // if the user is running KDE's kwin WM, use a legacy hack because
    // kwin doesn't understand any other method:
    if (wxKwinRunning(disp, root))
    {
        wxLogTrace(_T("fullscreen"), _T("detected kwin"));
        return wxX11_FS_KDE;
    }
    
    // finally, fall back to ICCCM heuristic method:
    wxLogTrace(_T("fullscreen"), _T("unknown WM, using _WIN_LAYER"));
    return wxX11_FS_GENERIC;
}


void wxSetFullScreenStateX11(WXDisplay* display, WXWindow rootWindow,
                             WXWindow window, bool show,
                             wxRect *origRect,
                             wxX11FullScreenMethod method)
{
    // NB: please see the comment under "Fullscreen mode:" title above
    //     for implications of changing this code.

    Window wnd = (Window)window;
    Window root = (Window)rootWindow;
    Display *disp = (Display*)display;

    if (method == wxX11_FS_AUTODETECT)
        method = wxGetFullScreenMethodX11(display, rootWindow);

    switch (method)
    {
        case wxX11_FS_WMSPEC:
            wxWMspecSetFullscreen(disp, root, wnd, show);
            break;
        case wxX11_FS_KDE:
            wxSetKDEFullscreen(disp, root, wnd, show, origRect);
            break;
        default:
            wxWinHintsSetLayer(disp, root, wnd,
                               show ? WIN_LAYER_ABOVE_DOCK : WIN_LAYER_NORMAL);
            break;
    }
}



// ----------------------------------------------------------------------------
// keycode translations
// ----------------------------------------------------------------------------

#include <X11/keysym.h>

// FIXME what about tables??

int wxCharCodeXToWX(KeySym keySym)
{
    int id;
    switch (keySym)
    {
        case XK_Shift_L:
        case XK_Shift_R:
            id = WXK_SHIFT; break;
        case XK_Control_L:
        case XK_Control_R:
            id = WXK_CONTROL; break;
        case XK_Meta_L:  
        case XK_Meta_R:
            id = WXK_ALT; break;
        case XK_BackSpace:
            id = WXK_BACK; break;
        case XK_Delete:
            id = WXK_DELETE; break;
        case XK_Clear:
            id = WXK_CLEAR; break;
        case XK_Tab:
            id = WXK_TAB; break;
        case XK_numbersign:
            id = '#'; break;
        case XK_Return:
            id = WXK_RETURN; break;
        case XK_Escape:
            id = WXK_ESCAPE; break;
        case XK_Pause:
        case XK_Break:
            id = WXK_PAUSE; break;
        case XK_Num_Lock:
            id = WXK_NUMLOCK; break;
        case XK_Scroll_Lock:
            id = WXK_SCROLL; break;

        case XK_Home:
            id = WXK_HOME; break;
        case XK_End:
            id = WXK_END; break;
        case XK_Left:
            id = WXK_LEFT; break;
        case XK_Right:
            id = WXK_RIGHT; break;
        case XK_Up:
            id = WXK_UP; break;
        case XK_Down:
            id = WXK_DOWN; break;
        case XK_Next:
            id = WXK_NEXT; break;
        case XK_Prior:
            id = WXK_PRIOR; break;
        case XK_Menu:
            id = WXK_MENU; break;
        case XK_Select:
            id = WXK_SELECT; break;
        case XK_Cancel:
            id = WXK_CANCEL; break;
        case XK_Print:
            id = WXK_PRINT; break;
        case XK_Execute:
            id = WXK_EXECUTE; break;
        case XK_Insert:
            id = WXK_INSERT; break;
        case XK_Help:
            id = WXK_HELP; break;

        case XK_KP_Multiply:
            id = WXK_MULTIPLY; break;
        case XK_KP_Add:
            id = WXK_ADD; break;
        case XK_KP_Subtract:
            id = WXK_SUBTRACT; break;
        case XK_KP_Divide:
            id = WXK_DIVIDE; break;
        case XK_KP_Decimal:
            id = WXK_DECIMAL; break;
        case XK_KP_Equal:
            id = '='; break;
        case XK_KP_Space:
            id = ' '; break;
        case XK_KP_Tab:
            id = WXK_TAB; break;
        case XK_KP_Enter:
            id = WXK_RETURN; break;
        case XK_KP_0:
            id = WXK_NUMPAD0; break;
        case XK_KP_1:
            id = WXK_NUMPAD1; break;
        case XK_KP_2:
            id = WXK_NUMPAD2; break;
        case XK_KP_3:
            id = WXK_NUMPAD3; break;
        case XK_KP_4:
            id = WXK_NUMPAD4; break;
        case XK_KP_5:
            id = WXK_NUMPAD5; break;
        case XK_KP_6:
            id = WXK_NUMPAD6; break;
        case XK_KP_7:
            id = WXK_NUMPAD7; break;
        case XK_KP_8:
            id = WXK_NUMPAD8; break;
        case XK_KP_9:
            id = WXK_NUMPAD9; break;
        case XK_F1:
            id = WXK_F1; break;
        case XK_F2:
            id = WXK_F2; break;
        case XK_F3:
            id = WXK_F3; break;
        case XK_F4:
            id = WXK_F4; break;
        case XK_F5:
            id = WXK_F5; break;
        case XK_F6:
            id = WXK_F6; break;
        case XK_F7:
            id = WXK_F7; break;
        case XK_F8:
            id = WXK_F8; break;
        case XK_F9:
            id = WXK_F9; break;
        case XK_F10:
            id = WXK_F10; break;
        case XK_F11:
            id = WXK_F11; break;
        case XK_F12:
            id = WXK_F12; break;
        case XK_F13:
            id = WXK_F13; break;
        case XK_F14:
            id = WXK_F14; break;
        case XK_F15:
            id = WXK_F15; break;
        case XK_F16:
            id = WXK_F16; break;
        case XK_F17:
            id = WXK_F17; break;
        case XK_F18:
            id = WXK_F18; break;
        case XK_F19:
            id = WXK_F19; break;
        case XK_F20:
            id = WXK_F20; break;
        case XK_F21:
            id = WXK_F21; break;
        case XK_F22:
            id = WXK_F22; break;
        case XK_F23:
            id = WXK_F23; break;
        case XK_F24:
            id = WXK_F24; break;
        default:
            id = (keySym <= 255) ? (int)keySym : -1;
    }

    return id;
}

KeySym wxCharCodeWXToX(int id)
{
    KeySym keySym;

    switch (id)
    {
        case WXK_CANCEL:        keySym = XK_Cancel; break;
        case WXK_BACK:          keySym = XK_BackSpace; break;
        case WXK_TAB:           keySym = XK_Tab; break;
        case WXK_CLEAR:         keySym = XK_Clear; break;
        case WXK_RETURN:        keySym = XK_Return; break;
        case WXK_SHIFT:         keySym = XK_Shift_L; break;
        case WXK_CONTROL:       keySym = XK_Control_L; break;
        case WXK_ALT:           keySym = XK_Meta_L; break;            
        case WXK_MENU :         keySym = XK_Menu; break;
        case WXK_PAUSE:         keySym = XK_Pause; break;
        case WXK_ESCAPE:        keySym = XK_Escape; break;
        case WXK_SPACE:         keySym = ' '; break;
        case WXK_PRIOR:         keySym = XK_Prior; break;
        case WXK_NEXT :         keySym = XK_Next; break;
        case WXK_END:           keySym = XK_End; break;
        case WXK_HOME :         keySym = XK_Home; break;
        case WXK_LEFT :         keySym = XK_Left; break;
        case WXK_UP:            keySym = XK_Up; break;
        case WXK_RIGHT:         keySym = XK_Right; break;
        case WXK_DOWN :         keySym = XK_Down; break;
        case WXK_SELECT:        keySym = XK_Select; break;
        case WXK_PRINT:         keySym = XK_Print; break;
        case WXK_EXECUTE:       keySym = XK_Execute; break;
        case WXK_INSERT:        keySym = XK_Insert; break;
        case WXK_DELETE:        keySym = XK_Delete; break;
        case WXK_HELP :         keySym = XK_Help; break;
        case WXK_NUMPAD0:       keySym = XK_KP_0; break;
        case WXK_NUMPAD1:       keySym = XK_KP_1; break;
        case WXK_NUMPAD2:       keySym = XK_KP_2; break;
        case WXK_NUMPAD3:       keySym = XK_KP_3; break;
        case WXK_NUMPAD4:       keySym = XK_KP_4; break;
        case WXK_NUMPAD5:       keySym = XK_KP_5; break;
        case WXK_NUMPAD6:       keySym = XK_KP_6; break;
        case WXK_NUMPAD7:       keySym = XK_KP_7; break;
        case WXK_NUMPAD8:       keySym = XK_KP_8; break;
        case WXK_NUMPAD9:       keySym = XK_KP_9; break;
        case WXK_MULTIPLY:      keySym = XK_KP_Multiply; break;
        case WXK_ADD:           keySym = XK_KP_Add; break;
        case WXK_SUBTRACT:      keySym = XK_KP_Subtract; break;
        case WXK_DECIMAL:       keySym = XK_KP_Decimal; break;
        case WXK_DIVIDE:        keySym = XK_KP_Divide; break;
        case WXK_F1:            keySym = XK_F1; break;
        case WXK_F2:            keySym = XK_F2; break;
        case WXK_F3:            keySym = XK_F3; break;
        case WXK_F4:            keySym = XK_F4; break;
        case WXK_F5:            keySym = XK_F5; break;
        case WXK_F6:            keySym = XK_F6; break;
        case WXK_F7:            keySym = XK_F7; break;
        case WXK_F8:            keySym = XK_F8; break;
        case WXK_F9:            keySym = XK_F9; break;
        case WXK_F10:           keySym = XK_F10; break;
        case WXK_F11:           keySym = XK_F11; break;
        case WXK_F12:           keySym = XK_F12; break;
        case WXK_F13:           keySym = XK_F13; break;
        case WXK_F14:           keySym = XK_F14; break;
        case WXK_F15:           keySym = XK_F15; break;
        case WXK_F16:           keySym = XK_F16; break;
        case WXK_F17:           keySym = XK_F17; break;
        case WXK_F18:           keySym = XK_F18; break;
        case WXK_F19:           keySym = XK_F19; break;
        case WXK_F20:           keySym = XK_F20; break;
        case WXK_F21:           keySym = XK_F21; break;
        case WXK_F22:           keySym = XK_F22; break;
        case WXK_F23:           keySym = XK_F23; break;
        case WXK_F24:           keySym = XK_F24; break;
        case WXK_NUMLOCK:       keySym = XK_Num_Lock; break;
        case WXK_SCROLL:        keySym = XK_Scroll_Lock; break;
        default:                keySym = id <= 255 ? (KeySym)id : 0;
    }

    return keySym;
}


// ----------------------------------------------------------------------------
// check current state of a key
// ----------------------------------------------------------------------------

#include <wx/app.h>

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
    
    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;
    
    for (int i = 0; i < 8; ++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;
}

#endif