wxWidgets/src/gtk/gsockgtk.cpp

137 lines
3.1 KiB
C++

/* -------------------------------------------------------------------------
* Project: GSocket (Generic Socket) for WX
* Name: src/gtk/gsockgtk.cpp
* Purpose: GSocket: GTK part
* Licence: The wxWindows licence
* CVSID: $Id$
* -------------------------------------------------------------------------
*/
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if wxUSE_SOCKETS
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <gdk/gdk.h>
#include <glib.h>
#include "wx/gsocket.h"
#include "wx/unix/gsockunx.h"
extern "C" {
static
void _GSocket_GDK_Input(gpointer data,
gint source,
GdkInputCondition condition)
{
GSocket *socket = (GSocket *)data;
if (condition & GDK_INPUT_READ)
socket->Detected_Read();
if (condition & GDK_INPUT_WRITE)
socket->Detected_Write();
}
}
bool GSocketGUIFunctionsTableConcrete::CanUseEventLoop()
{ return true; }
bool GSocketGUIFunctionsTableConcrete::OnInit(void)
{
return 1;
}
void GSocketGUIFunctionsTableConcrete::OnExit(void)
{
}
bool GSocketGUIFunctionsTableConcrete::Init_Socket(GSocket *socket)
{
gint *m_id;
socket->m_gui_dependent = (char *)malloc(sizeof(gint)*2);
m_id = (gint *)(socket->m_gui_dependent);
m_id[0] = -1;
m_id[1] = -1;
return TRUE;
}
void GSocketGUIFunctionsTableConcrete::Destroy_Socket(GSocket *socket)
{
free(socket->m_gui_dependent);
}
void GSocketGUIFunctionsTableConcrete::Install_Callback(GSocket *socket, GSocketEvent event)
{
gint *m_id = (gint *)(socket->m_gui_dependent);
int c;
if (socket->m_fd == -1)
return;
switch (event)
{
case GSOCK_LOST: /* fall-through */
case GSOCK_INPUT: c = 0; break;
case GSOCK_OUTPUT: c = 1; break;
case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
default: return;
}
if (m_id[c] != -1)
gdk_input_remove(m_id[c]);
m_id[c] = gdk_input_add(socket->m_fd,
(c ? GDK_INPUT_WRITE : GDK_INPUT_READ),
_GSocket_GDK_Input,
(gpointer)socket);
}
void GSocketGUIFunctionsTableConcrete::Uninstall_Callback(GSocket *socket, GSocketEvent event)
{
gint *m_id = (gint *)(socket->m_gui_dependent);
int c;
assert( m_id != NULL );
switch (event)
{
case GSOCK_LOST: /* fall-through */
case GSOCK_INPUT: c = 0; break;
case GSOCK_OUTPUT: c = 1; break;
case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break;
default: return;
}
if (m_id[c] != -1)
{
gdk_input_remove(m_id[c]);
m_id[c] = -1;
}
}
void GSocketGUIFunctionsTableConcrete::Enable_Events(GSocket *socket)
{
Install_Callback(socket, GSOCK_INPUT);
Install_Callback(socket, GSOCK_OUTPUT);
}
void GSocketGUIFunctionsTableConcrete::Disable_Events(GSocket *socket)
{
Uninstall_Callback(socket, GSOCK_INPUT);
Uninstall_Callback(socket, GSOCK_OUTPUT);
}
#else /* !wxUSE_SOCKETS */
/* some compilers don't like having empty source files */
static int wxDummyGsockVar = 0;
#endif /* wxUSE_SOCKETS/!wxUSE_SOCKETS */