/////////////////////////////////////////////////////////////////////////////
// Name:        utils.cpp
// Purpose:
// Author:      Robert Roebling
// Id:          $Id$
// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#include "wx/utils.h"
#include "wx/string.h"

#include "wx/intl.h"
#include "wx/log.h"

#include "wx/process.h"

#include "wx/unix/execute.h"

#include <stdarg.h>
#include <dirent.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/wait.h>
#include <pwd.h>
#include <errno.h>
#include <netdb.h>
#include <signal.h>
#include <fcntl.h>          // for O_WRONLY and friends

#include <glib.h>
#include <gdk/gdk.h>
#include <gtk/gtk.h>
#include <gtk/gtkfeatures.h>
#include <gdk/gdkx.h>

#ifdef __HPUX__
    // under HP-UX XKBlib.h defines structures with field named "explicit" -
    // which is, of course, an error for a C++ compiler
    #define explicit __wx_explicit
    #include "X11/XKBlib.h"
    #undef explicit
#endif // __HPUX__

// ----------------------------------------------------------------------------
// misc.
// ----------------------------------------------------------------------------

void wxBell()
{
    gdk_beep();
}

// Synthesize KeyUp events holding down a key and producing
// KeyDown events with autorepeat.
bool wxSetDetectableAutoRepeat( bool flag )
{
    Bool result;
    XkbSetDetectableAutoRepeat( GDK_DISPLAY(), flag, &result );
    return result;       // true if keyboard hardware supports this mode
}

// ----------------------------------------------------------------------------
// display characterstics
// ----------------------------------------------------------------------------

void wxDisplaySize( int *width, int *height )
{
    if (width) *width = gdk_screen_width();
    if (height) *height = gdk_screen_height();
}

void wxGetMousePosition( int* x, int* y )
{
    gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );
}

bool wxColourDisplay()
{
    return TRUE;
}

int wxDisplayDepth()
{
    return gdk_window_get_visual( (GdkWindow*) &gdk_root_parent )->depth;
}

int wxGetOsVersion(int *majorVsn, int *minorVsn)
{
  if (majorVsn) *majorVsn = GTK_MAJOR_VERSION;
  if (minorVsn) *minorVsn = GTK_MINOR_VERSION;

  return wxGTK;
}

// ----------------------------------------------------------------------------
// subprocess routines
// ----------------------------------------------------------------------------

static void GTK_EndProcessDetector(gpointer data, gint source,
                                   GdkInputCondition WXUNUSED(condition) )
{
    wxEndProcessData *proc_data = (wxEndProcessData *)data;

    wxHandleProcessTermination(proc_data);

    close(source);
    gdk_input_remove(proc_data->tag);
}

int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
{
    int tag = gdk_input_add(fd,
                            GDK_INPUT_READ,
                            GTK_EndProcessDetector,
                            (gpointer)proc_data);

    return tag;
}