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 <assert.h>
  13 #include <stdlib.h>
  14 #include <stdio.h>
  15
  16 #include <gdk/gdk.h>
  17 #include <glib.h>
  18
  19 #include "wx/gsocket.h"
  20 #include "wx/unix/gsockunx.h"
  21
  22
  23 void _GSocket_GDK_Input(gpointer data,
  24                         gint source,
  25                         GdkInputCondition condition)
  26 {
  27   GSocket *socket = (GSocket *)data;
  28
  29   if (condition & GDK_INPUT_READ)
  30     _GSocket_Detected_Read(socket);
  31   if (condition & GDK_INPUT_WRITE)
  32     _GSocket_Detected_Write(socket);
  33 }
  34
  35 int _GSocket_GUI_Init(GSocket *socket)
  36 {
  37   gint *m_id;
  38
  39   socket->m_gui_dependent = (char *)malloc(sizeof(gint)*2);
  40   m_id = (gint *)(socket->m_gui_dependent);
  41
  42   m_id[0] = -1;
  43   m_id[1] = -1;
  44
  45   return TRUE;
  46 }
  47
  48 void _GSocket_GUI_Destroy(GSocket *socket)
  49 {
  50   free(socket->m_gui_dependent);
  51 }
  52
  53 void _GSocket_Install_Callback(GSocket *socket, GSocketEvent event)
  54 {
  55   gint *m_id = (gint *)(socket->m_gui_dependent);
  56   int c;
  57
  58   if (socket->m_fd == -1)
  59     return;
  60
  61   switch (event)
  62   {
  63     case GSOCK_LOST:       /* fall-through */
  64     case GSOCK_INPUT:      c = 0; break;
  65     case GSOCK_OUTPUT:     c = 1; break;
  66     case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
  67     default: return;
  68   }
  69
  70   if (m_id[c] != -1)
  71     gdk_input_remove(m_id[c]);
  72
  73   m_id[c] = gdk_input_add(socket->m_fd,
  74                           (c ? GDK_INPUT_WRITE : GDK_INPUT_READ),
  75                           _GSocket_GDK_Input,
  76                           (gpointer)socket);
  77 }
  78
  79 void _GSocket_Uninstall_Callback(GSocket *socket, GSocketEvent event)
  80 {
  81   gint *m_id = (gint *)(socket->m_gui_dependent);
  82   int c;
  83
  84   assert( m_id != NULL );
  85
  86   switch (event)
  87   {
  88     case GSOCK_LOST:       /* fall-through */
  89     case GSOCK_INPUT:      c = 0; break;
  90     case GSOCK_OUTPUT:     c = 1; break;
  91     case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
  92     default: return;
  93   }
  94
  95   if (m_id[c] != -1)
  96     gdk_input_remove(m_id[c]);
  97
  98   m_id[c] = -1;
  99 }
 100
 101 void _GSocket_Enable_Events(GSocket *socket)
 102 {
 103   _GSocket_Install_Callback(socket, GSOCK_INPUT);
 104   _GSocket_Install_Callback(socket, GSOCK_OUTPUT);
 105 }
 106
 107 void _GSocket_Disable_Events(GSocket *socket)
 108 {
 109   _GSocket_Uninstall_Callback(socket, GSOCK_INPUT);
 110   _GSocket_Uninstall_Callback(socket, GSOCK_OUTPUT);
 111 }
 112
 113 #else /* !wxUSE_SOCKETS */
 114
 115 /* some compilers don't like having empty source files */
 116 static int wxDummyGsockVar = 0;
 117
 118 #endif /* wxUSE_SOCKETS/!wxUSE_SOCKETS */