src/gtk/taskbar.cpp

   1 /////////////////////////////////////////////////////////////////////////
   2 // File:        taskbar.cpp
   3 // Purpose:     wxTaskBarIcon (src/unix/taskbarx11.cpp) helper for GTK2
   4 // Author:      Vaclav Slavik
   5 // Modified by:
   6 // Created:     2004/05/29
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Vaclav Slavik, 2004
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "taskbarpriv.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #include "wx/log.h"
  20 #include "wx/frame.h"
  21
  22 #ifdef __WXGTK20__
  23
  24 #include "wx/gtk/taskbarpriv.h"
  25 #include "eggtrayicon.h"
  26
  27 wxTaskBarIconAreaBase::wxTaskBarIconAreaBase()
  28 {
  29     if (IsProtocolSupported())
  30     {
  31         m_widget = GTK_WIDGET(egg_tray_icon_new("systray icon"));
  32         gtk_window_set_resizable(GTK_WINDOW(m_widget), false);
  33
  34         wxLogTrace(_T("systray"), _T("using freedesktop.org systray spec"));
  35     }
  36
  37     wxTopLevelWindow::Create(
  38             NULL, wxID_ANY, _T("systray icon"),
  39             wxDefaultPosition, wxDefaultSize,
  40             wxDEFAULT_FRAME_STYLE | wxFRAME_NO_TASKBAR | wxSIMPLE_BORDER |
  41             wxFRAME_SHAPED,
  42             wxEmptyString /*eggtray doesn't like setting wmclass*/);
  43 }
  44
  45 bool wxTaskBarIconAreaBase::IsProtocolSupported()
  46 {
  47     static int s_supported = -1;
  48     if (s_supported == -1)
  49     {
  50         Display *display = GDK_DISPLAY();
  51         Screen *screen = DefaultScreenOfDisplay(display);
  52
  53         wxString name;
  54         name.Printf(_T("_NET_SYSTEM_TRAY_S%d"), XScreenNumberOfScreen(screen));
  55         Atom atom = XInternAtom(display, name.ToAscii(), False);
  56
  57         Window manager = XGetSelectionOwner(display, atom);
  58
  59         s_supported = (manager != None);
  60     }
  61
  62     return (bool)s_supported;
  63 }
  64
  65 #endif // __WXGTK20__