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/gtk/taskbarpriv.h"
  20 #include "wx/log.h"
  21 #include "wx/frame.h"
  22
  23 #include <gdk/gdkx.h>
  24
  25 #ifdef __WXGTK20__
  26 #include <gtk/gtkversion.h>
  27 #if GTK_CHECK_VERSION(2, 1, 0)
  28
  29 #include "eggtrayicon.h"
  30
  31 wxTaskBarIconAreaBase::wxTaskBarIconAreaBase()
  32 {
  33     if (IsProtocolSupported())
  34     {
  35         m_widget = GTK_WIDGET(egg_tray_icon_new("systray icon"));
  36         gtk_window_set_resizable(GTK_WINDOW(m_widget), false);
  37
  38         wxLogTrace(_T("systray"), _T("using freedesktop.org systray spec"));
  39     }
  40
  41     wxTopLevelWindow::Create(
  42             NULL, wxID_ANY, _T("systray icon"),
  43             wxDefaultPosition, wxDefaultSize,
  44             wxDEFAULT_FRAME_STYLE | wxFRAME_NO_TASKBAR | wxSIMPLE_BORDER |
  45             wxFRAME_SHAPED,
  46             wxEmptyString /*eggtray doesn't like setting wmclass*/);
  47 }
  48
  49 bool wxTaskBarIconAreaBase::IsProtocolSupported()
  50 {
  51     static int s_supported = -1;
  52     if (s_supported == -1)
  53     {
  54         Display *display = GDK_DISPLAY();
  55         Screen *screen = DefaultScreenOfDisplay(display);
  56
  57         wxString name;
  58         name.Printf(_T("_NET_SYSTEM_TRAY_S%d"), XScreenNumberOfScreen(screen));
  59         Atom atom = XInternAtom(display, name.ToAscii(), False);
  60
  61         Window manager = XGetSelectionOwner(display, atom);
  62
  63         s_supported = (manager != None);
  64     }
  65
  66     return (bool)s_supported;
  67 }
  68
  69 #endif // __WXGTK20__
  70 #endif // GTK_CHECK_VERSION(2, 1, 0)