src/gtk/gsockgtk.c

   1 /* -------------------------------------------------------------------------
   2  * Project: GSocket (Generic Socket) for WX
   3  * Name:    gsockgtk.c
   4  * Purpose: GSocket: GTK part
   5  * CVSID:   $Id$
   6  * -------------------------------------------------------------------------
   7  */
   8 #include "wx/setup.h"
   9
  10 #if wxUSE_SOCKETS
  11
  12 #include <stdlib.h>
  13 #include <stdio.h>
  14
  15 #include <gdk/gdk.h>
  16 #include <glib.h>
  17
  18 #include "wx/gsocket.h"
  19 #include "wx/unix/gsockunx.h"
  20
  21
  22 void _GSocket_GDK_Input(gpointer data,
  23                         gint source,
  24                         GdkInputCondition condition)
  25 {
  26   GSocket *socket = (GSocket *)data;
  27
  28   if (condition & GDK_INPUT_READ)
  29     _GSocket_Detected_Read(socket);
  30   if (condition & GDK_INPUT_WRITE)
  31     _GSocket_Detected_Write(socket);
  32 }
  33
  34 bool _GSocket_GUI_Init(GSocket *socket)
  35 {
  36   gint *m_id;
  37
  38   socket->m_gui_dependent = (char *)malloc(sizeof(gint)*2);
  39   m_id = (gint *)(socket->m_gui_dependent);
  40
  41   m_id[0] = -1;
  42   m_id[1] = -1;
  43
  44   return TRUE;
  45 }
  46
  47 void _GSocket_GUI_Destroy(GSocket *socket)
  48 {
  49   free(socket->m_gui_dependent);
  50 }
  51
  52 void _GSocket_Install_Callback(GSocket *socket, GSocketEvent event)
  53 {
  54   gint *m_id = (gint *)(socket->m_gui_dependent);
  55   int c;
  56
  57   if (socket->m_fd == -1)
  58     return;
  59
  60   switch (event)
  61   {
  62     case GSOCK_LOST:       /* fall-through */
  63     case GSOCK_INPUT:      c = 0; break;
  64     case GSOCK_OUTPUT:     c = 1; break;
  65     case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
  66     default: return;
  67   }
  68
  69   if (m_id[c] != -1)
  70     gdk_input_remove(m_id[c]);
  71
  72   m_id[c] = gdk_input_add(socket->m_fd,
  73                           (c ? GDK_INPUT_WRITE : GDK_INPUT_READ),
  74                           _GSocket_GDK_Input,
  75                           (gpointer)socket);
  76 }
  77
  78 void _GSocket_Uninstall_Callback(GSocket *socket, GSocketEvent event)
  79 {
  80   gint *m_id = (gint *)(socket->m_gui_dependent);
  81   int c;
  82
  83   switch (event)
  84   {
  85     case GSOCK_LOST:       /* fall-through */
  86     case GSOCK_INPUT:      c = 0; break;
  87     case GSOCK_OUTPUT:     c = 1; break;
  88     case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
  89     default: return;
  90   }
  91
  92   if (m_id[c] != -1)
  93     gdk_input_remove(m_id[c]);
  94
  95   m_id[c] = -1;
  96 }
  97
  98 void _GSocket_Enable_Events(GSocket *socket)
  99 {
 100   _GSocket_Install_Callback(socket, GSOCK_INPUT);
 101   _GSocket_Install_Callback(socket, GSOCK_OUTPUT);
 102 }
 103
 104 void _GSocket_Disable_Events(GSocket *socket)
 105 {
 106   _GSocket_Uninstall_Callback(socket, GSOCK_INPUT);
 107   _GSocket_Uninstall_Callback(socket, GSOCK_OUTPUT);
 108 }
 109
 110 #else /* !wxUSE_SOCKETS */
 111
 112 /* some compilers don't like having empty source files */
 113 static int wxDummyGsockVar = 0;
 114
 115 #endif /* wxUSE_SOCKETS/!wxUSE_SOCKETS */