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1 /* Common code between client and shell widgets; not Xt-specific.
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2 Copyright (C) 1993, 1994 Sun Microsystems, Inc.
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3
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4 This library is free software: you can redistribute it and/or modify it
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5 under the terms of the GNU General Public License as published by the
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6 Free Software Foundation, either version 3 of the License, or (at your
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7 option) any later version.
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8
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9 This library is distributed in the hope that it will be useful, but WITHOUT
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10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this library. If not, see <http://www.gnu.org/licenses/>. */
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16
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17 /* Synched up with: Not in FSF. */
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18
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19 /* Written by Ben Wing, September 1993. */
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20
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21 #ifdef emacs
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22
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23 #include <config.h>
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24
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25 #ifndef EXTERNAL_WIDGET
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26 ERROR! This ought not be getting compiled if EXTERNAL_WIDGET is undefined
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27 #endif
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28
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29 #endif
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30
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31 #include <X11/Xlib.h>
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32 #include "extw-Xlib.h"
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33
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34 int extw_which_side;
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35
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36 static int atoms_initialized;
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37 Atom a_EXTW_QUERY_GEOMETRY, a_EXTW_GEOMETRY_MANAGER, a_EXTW_WIDGET_GEOMETRY,
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38 a_EXTW_NOTIFY;
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39
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40 void
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41 extw_initialize_atoms(Display *display)
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42 {
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43 if (!atoms_initialized) {
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44 a_EXTW_QUERY_GEOMETRY =
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45 XInternAtom(display, "EXTW_QUERY_GEOMETRY", False);
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46 a_EXTW_GEOMETRY_MANAGER =
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47 XInternAtom(display, "EXTW_GEOMETRY_MANAGER", False);
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48 a_EXTW_WIDGET_GEOMETRY =
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49 XInternAtom(display, "EXTW_WIDGET_GEOMETRY", False);
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50 a_EXTW_NOTIFY =
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51 XInternAtom(display, "EXTW_NOTIFY", False);
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52 atoms_initialized = 1;
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53 }
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54
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55 }
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56
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57 /* send a notification to the other-side widget. */
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58
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59 void
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60 extw_send_notify_3(Display *display, Window win, en_extw_notify type,
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61 long data0, long data1, long data2)
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62 {
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63 XClientMessageEvent xev;
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64
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65 xev.type = ClientMessage;
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66 xev.message_type = a_EXTW_NOTIFY;
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67 xev.format = 32;
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68 xev.display = display;
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69 xev.window = win;
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70 xev.data.l[0] = extw_which_side;
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71 xev.data.l[1] = type;
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72 xev.data.l[2] = data0;
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73 xev.data.l[3] = data1;
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74 xev.data.l[4] = data2;
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75
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76 /* UGGGHHHH! All I want to do is ensure that the ClientMessage gets
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77 received. Unfortunately X doesn't provide any simple way to do
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78 that but instead has this event_mask bogosity in XSendEvent. */
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79
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80 XSendEvent(display, win, False,
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81 extw_which_side == extw_shell_send ? 0 : StructureNotifyMask,
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82 (XEvent *) &xev);
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83 }
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