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fixed #include paths to use local copies of png/gdk_imlib/zlib headers
[wxWidgets.git] / src / gtk1 / threadgui.inc
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1/////////////////////////////////////////////////////////////////////////////
2// Name: threadgui.inc
3// Purpose: GUI thread manager for GTK
4// Author: Original from Wolfram Gloger/Guilhem Lavaux
5// Modified by:
6// Created: 04/22/98
7// RCS-ID: $Id$
8// Copyright: (c) Wolfram Gloger (1996, 1997); Guilhem Lavaux (1998)
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#include <stdio.h>
13#include <unistd.h>
14
15// for select()
16#include <sys/time.h>
17#include <sys/types.h>
18#ifdef __sgi
19#include <bstring.h>
20#endif
21
22#include <gdk/gdk.h>
23
24
25/////////////////////////////////////////////////////////////////////////////
26// Static variables
27/////////////////////////////////////////////////////////////////////////////
28
29static int p_thrd_pipe[2] = { -1, -1 };
30// WorkProc in GTK
31static gint p_thrd_inid;
32
33#define THREAD_SEND_EXIT_MSG(ptr) write(p_thrd_pipe[1], &ptr, sizeof(ptr));
34
35static void
36ThreadExitProc(gpointer WXUNUSED(client), gint fid,
37 GdkInputCondition WXUNUSED(cond))
38{
39 wxThread* ptr;
40
41 if (fid != p_thrd_pipe[0])
42 return;
43 if (read(fid, &ptr, sizeof(ptr)) == sizeof(ptr)) {
44 //fprintf(stderr, "calling OnExit %p\n", ptr);
45 ptr->OnExit();
46 } else {
47 //fprintf(stderr, "this should never happen\n");
48 }
49}
50
51// Global initialization
b89156b5 52static void wxThreadGuiInit()
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53{
54 pipe(p_thrd_pipe);
55 p_thrd_inid = gdk_input_add(p_thrd_pipe[0], GDK_INPUT_READ,
56 ThreadExitProc, 0);
57}
58
59// Global cleanup
b89156b5 60static void wxThreadGuiExit()
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61{
62 gdk_input_remove(p_thrd_inid);
63 close(p_thrd_pipe[0]);
64 close(p_thrd_pipe[1]);
65}