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1 | /* ------------------------------------------------------------------------- | |
2 | * Project: GSocket (Generic Socket) for WX | |
3 | * Name: gsockmot.c | |
4 | * Purpose: GSocket: Motif part | |
5 | * CVSID: $Id$ | |
6 | * Licence: The wxWindows licence | |
7 | * ------------------------------------------------------------------------- */ | |
8 | ||
9 | #include "wx/setup.h" | |
10 | ||
11 | #if wxUSE_SOCKETS | |
12 | ||
13 | #include <stdlib.h> | |
14 | #include <X11/Intrinsic.h> | |
15 | #include "wx/gsocket.h" | |
16 | #include "wx/unix/gsockunx.h" | |
17 | ||
18 | extern "C" XtAppContext wxGetAppContext(); | |
19 | ||
20 | static void _GSocket_Motif_Input(XtPointer data, int *fid, | |
21 | XtInputId *id) | |
22 | { | |
23 | GSocket *socket = (GSocket *)data; | |
24 | ||
25 | socket->Detected_Read(); | |
26 | } | |
27 | ||
28 | static void _GSocket_Motif_Output(XtPointer data, int *fid, | |
29 | XtInputId *id) | |
30 | { | |
31 | GSocket *socket = (GSocket *)data; | |
32 | ||
33 | socket->Detected_Write(); | |
34 | } | |
35 | ||
36 | bool GSocketGUIFunctionsTableConcrete::CanUseEventLoop() | |
37 | { return true; } | |
38 | ||
39 | bool GSocketGUIFunctionsTableConcrete::OnInit(void) | |
40 | { | |
41 | return 1; | |
42 | } | |
43 | ||
44 | void GSocketGUIFunctionsTableConcrete::OnExit(void) | |
45 | { | |
46 | } | |
47 | ||
48 | bool GSocketGUIFunctionsTableConcrete::Init_Socket(GSocket *socket) | |
49 | { | |
50 | int *m_id; | |
51 | ||
52 | socket->m_gui_dependent = (char *)malloc(sizeof(int)*2); | |
53 | m_id = (int *)(socket->m_gui_dependent); | |
54 | ||
55 | m_id[0] = -1; | |
56 | m_id[1] = -1; | |
57 | ||
58 | return true; | |
59 | } | |
60 | ||
61 | void GSocketGUIFunctionsTableConcrete::Destroy_Socket(GSocket *socket) | |
62 | { | |
63 | free(socket->m_gui_dependent); | |
64 | } | |
65 | ||
66 | void GSocketGUIFunctionsTableConcrete::Install_Callback(GSocket *socket, GSocketEvent event) | |
67 | { | |
68 | int *m_id = (int *)(socket->m_gui_dependent); | |
69 | int c; | |
70 | ||
71 | if (socket->m_fd == -1) | |
72 | return; | |
73 | ||
74 | switch (event) | |
75 | { | |
76 | case GSOCK_LOST: /* fall-through */ | |
77 | case GSOCK_INPUT: c = 0; break; | |
78 | case GSOCK_OUTPUT: c = 1; break; | |
79 | case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break; | |
80 | default: return; | |
81 | } | |
82 | ||
83 | if (m_id[c] != -1) | |
84 | XtRemoveInput(m_id[c]); | |
85 | ||
86 | if (c == 0) | |
87 | { | |
88 | m_id[0] = XtAppAddInput(wxGetAppContext(), socket->m_fd, | |
89 | (XtPointer *)XtInputReadMask, | |
90 | (XtInputCallbackProc) _GSocket_Motif_Input, | |
91 | (XtPointer) socket); | |
92 | } | |
93 | else | |
94 | { | |
95 | m_id[1] = XtAppAddInput(wxGetAppContext(), socket->m_fd, | |
96 | (XtPointer *)XtInputWriteMask, | |
97 | (XtInputCallbackProc) _GSocket_Motif_Output, | |
98 | (XtPointer) socket); | |
99 | } | |
100 | } | |
101 | ||
102 | void GSocketGUIFunctionsTableConcrete::Uninstall_Callback(GSocket *socket, GSocketEvent event) | |
103 | { | |
104 | int *m_id = (int *)(socket->m_gui_dependent); | |
105 | int c; | |
106 | ||
107 | switch (event) | |
108 | { | |
109 | case GSOCK_LOST: /* fall-through */ | |
110 | case GSOCK_INPUT: c = 0; break; | |
111 | case GSOCK_OUTPUT: c = 1; break; | |
112 | case GSOCK_CONNECTION: c = ((socket->m_server) ? 0 : 1); break; | |
113 | default: return; | |
114 | } | |
115 | ||
116 | if (m_id[c] != -1) | |
117 | XtRemoveInput(m_id[c]); | |
118 | ||
119 | m_id[c] = -1; | |
120 | } | |
121 | ||
122 | void GSocketGUIFunctionsTableConcrete::Enable_Events(GSocket *socket) | |
123 | { | |
124 | Install_Callback(socket, GSOCK_INPUT); | |
125 | Install_Callback(socket, GSOCK_OUTPUT); | |
126 | } | |
127 | ||
128 | void GSocketGUIFunctionsTableConcrete::Disable_Events(GSocket *socket) | |
129 | { | |
130 | Uninstall_Callback(socket, GSOCK_INPUT); | |
131 | Uninstall_Callback(socket, GSOCK_OUTPUT); | |
132 | } | |
133 | ||
134 | #else /* !wxUSE_SOCKETS */ | |
135 | ||
136 | /* some compilers don't like having empty source files */ | |
137 | static int wxDummyGsockVar = 0; | |
138 | ||
139 | #endif /* wxUSE_SOCKETS/!wxUSE_SOCKETS */ |