Copied gsockmot.c revision 1.7

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25242 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/motif/gsockmot.cpp

@@ -0,0 +1,136 @@
+/* -------------------------------------------------------------------------
+ * Project: GSocket (Generic Socket) for WX
+ * Name:    gsockmot.c
+ * Purpose: GSocket: Motif part
+ * CVSID:   $Id$
+ * Licence: The wxWindows licence
+ * ------------------------------------------------------------------------- */
+
+#include "wx/setup.h"
+
+#if wxUSE_SOCKETS
+
+#include <stdlib.h>
+#include <X11/Intrinsic.h>
+#include "wx/gsocket.h"
+#include "wx/unix/gsockunx.h"
+
+extern XtAppContext wxGetAppContext();
+
+static void _GSocket_Motif_Input(XtPointer data, int *fid,
+                                 XtInputId *id)
+{
+  GSocket *socket = (GSocket *)data;
+
+  socket->m_functions->Detected_Read(socket);
+}
+
+static void _GSocket_Motif_Output(XtPointer data, int *fid,
+                                  XtInputId *id)
+{
+  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 (m_id[c] != -1)
+    XtRemoveInput(m_id[c]);
+
+  if (c == 0)
+  {
+     m_id[0] = XtAppAddInput(wxGetAppContext(), socket->m_fd,
+                             (XtPointer *)XtInputReadMask,
+                             (XtInputCallbackProc) _GSocket_Motif_Input,
+                             (XtPointer) socket);
+  }
+  else
+  {
+     m_id[1] = XtAppAddInput(wxGetAppContext(), socket->m_fd,
+                             (XtPointer *)XtInputWriteMask,
+                             (XtInputCallbackProc) _GSocket_Motif_Output,
+                             (XtPointer) 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)
+    XtRemoveInput(m_id[c]);
+
+  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 */