Copied gsockx11.c revision 1.7

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25240 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/x11/gsockx11.cpp

@@ -0,0 +1,152 @@
+/* -------------------------------------------------------------------------
+ * Project: GSocket (Generic Socket) for WX
+ * Name:    gsockmot.c
+ * Purpose: GSocket: X11 part
+ * Licence: The wxWindows licence
+ * CVSID:   $Id$
+ * ------------------------------------------------------------------------- */
+
+#include "wx/setup.h"
+
+#if wxUSE_SOCKETS
+
+#include <stdlib.h>
+#include "wx/gsocket.h"
+#include "wx/unix/gsockunx.h"
+
+/*
+ * FIXME: have these in a common header instead of being repeated
+ * in evtloop.cpp and gsockx11.c
+ */
+
+typedef void (*wxSocketCallback) (int fd, void* data);
+
+typedef enum
+{ wxSocketTableInput, wxSocketTableOutput } wxSocketTableType ;
+
+void wxRegisterSocketCallback(int fd, wxSocketTableType socketType, wxSocketCallback cback, void* data);
+void wxUnregisterSocketCallback(int fd, wxSocketTableType socketType);
+
+
+static void _GSocket_X11_Input(int *fid, void* data)
+{
+  GSocket *socket = (GSocket *)data;
+  
+  socket->m_functions->Detected_Read(socket);
+}
+
+static void _GSocket_X11_Output(int *fid, void* data)
+{
+  GSocket *socket = (GSocket *)data;
+
+  socket->m_functions->Detected_Write(socket);
+}
+
+int _GSocket_GUI_Init(void)
+{
+    return 1;
+}
+
+void _GSocket_GUI_Cleanup(void)
+{
+}
+
+int _GSocket_GUI_Init_Socket(GSocket *socket)
+{
+  int *m_id;
+
+  socket->m_gui_dependent = (char *)malloc(sizeof(int)*2);
+  m_id = (int *)(socket->m_gui_dependent);
+
+  m_id[0] = -1;
+  m_id[1] = -1;
+
+  return TRUE;
+}
+
+void _GSocket_GUI_Destroy_Socket(GSocket *socket)
+{
+  free(socket->m_gui_dependent);
+}
+
+void _GSocket_Install_Callback(GSocket *socket, GSocketEvent event)
+{
+  int *m_id = (int *)(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 0
+  if (m_id[c] != -1)
+      XtRemoveInput(m_id[c]);
+#endif /* 0 */
+
+  if (c == 0)
+  {
+      m_id[0] = socket->m_fd;
+
+      wxRegisterSocketCallback(socket->m_fd, wxSocketTableInput,
+                               (wxSocketCallback) _GSocket_X11_Input, (void*) socket);
+  }
+  else
+  {
+      m_id[1] = socket->m_fd;
+
+      wxRegisterSocketCallback(socket->m_fd, wxSocketTableOutput,
+                               (wxSocketCallback) _GSocket_X11_Output, (void*) socket);
+  }
+}
+
+void _GSocket_Uninstall_Callback(GSocket *socket, GSocketEvent event)
+{
+  int *m_id = (int *)(socket->m_gui_dependent);
+  int c;
+
+  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)
+  {
+      if (c == 0)
+          wxUnregisterSocketCallback(m_id[c], wxSocketTableInput);
+      else
+          wxUnregisterSocketCallback(m_id[c], wxSocketTableOutput);
+  }
+
+  m_id[c] = -1;
+}
+
+void _GSocket_Enable_Events(GSocket *socket)
+{
+  _GSocket_Install_Callback(socket, GSOCK_INPUT);
+  _GSocket_Install_Callback(socket, GSOCK_OUTPUT);
+}
+
+void _GSocket_Disable_Events(GSocket *socket)
+{
+  _GSocket_Uninstall_Callback(socket, GSOCK_INPUT);
+  _GSocket_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 */