input/ggi_event.c

   1 /*
   2  * $Source: /cvs/cvsroot/d2x/input/ggi_event.c,v $
   3  * $Revision: 1.3 $
   4  * $Author: bradleyb $
   5  * $Date: 2001-01-29 14:03:57 $
   6  *
   7  * GGI Event related stuff
   8  *
   9  * $Log: not supported by cvs2svn $
  10  */
  11
  12 #ifdef HAVE_CONFIG_H
  13 #include <conf.h>
  14 #endif
  15
  16 #include <stdio.h>
  17 #include <sys/time.h>
  18 #include <ggi/gii.h>
  19 #include <string.h>
  20 #include "event.h"
  21 #include "error.h"
  22 #include "fix.h"
  23
  24 static int initialised=0;
  25
  26 #ifdef GGI_VIDEO
  27 #include <ggi/ggi.h>
  28 extern ggi_visual_t *screenvis;
  29 #endif
  30 gii_input_t inputs;
  31
  32 extern void keyboard_handler(int key, ubyte state);
  33 extern void mouse_handler_button(int button, ubyte state);
  34 extern void mouse_handler_relative(int x, int y);
  35 extern void mouse_handler_absolute(int x, int y);
  36
  37 void event_poll()
  38 {
  39         int n;
  40         struct timeval tv;
  41         gii_event event;
  42
  43         if (!initialised)
  44                 event_init();
  45         if (inputs==NULL)
  46                 return;
  47 //              Error("GII error: no inputs (perhaps you need to set GII_INPUT env var)\n");
  48
  49         tv.tv_sec = 0;
  50         tv.tv_usec = 0;
  51
  52         giiEventPoll(inputs, emAll, &tv);
  53
  54         n = giiEventsQueued(inputs, emAll);
  55
  56         while (n-- > 0)
  57         {
  58                 giiEventRead(inputs, &event, emAll);
  59                 switch (event.any.type)
  60                 {
  61                         case evKeyPress:
  62                                 keyboard_handler(event.key.label, 1);
  63                                 break;
  64                         case evKeyRelease:
  65                                 keyboard_handler(event.key.label, 0);
  66                                 break;
  67                         case evPtrAbsolute:
  68                                 mouse_handler_absolute(event.pmove.x, event.pmove.y);
  69                                 break;
  70                         case evPtrRelative:
  71                                 mouse_handler_relative(event.pmove.x, event.pmove.y);
  72                                 break;
  73                         case evPtrButtonPress:
  74                                 mouse_handler_button(event.pbutton.button - 1, 1);
  75                                 break;
  76                         case evPtrButtonRelease:
  77                                 mouse_handler_button(event.pbutton.button - 1, 0);
  78                                 break;
  79                 }
  80         }
  81 }
  82
  83 void event_close()
  84 {
  85 #ifndef GGI_VIDEO
  86         if (inputs)
  87                 giiClose(inputs);
  88 #endif
  89         giiExit();
  90 }
  91
  92 #ifdef GII_XWIN
  93 int gii_xwin_initialized=0;
  94 #include <ggi/input/xwin.h>
  95 //void lock_nothing(void){return;}
  96 void init_gii_xwin(Display *disp,Window win){
  97         printf("gii xwin %i %i\n",initialised,gii_xwin_initialized);
  98         if (!initialised)
  99                 event_init();
 100         if (gii_xwin_initialized){
 101                 gii_event ev;
 102                 gii_xwin_cmddata_setparam *giiargs=(gii_xwin_cmddata_setparam *) &ev.cmd.data;
 103                 memset(&ev,0,sizeof(gii_cmd_nodata_event)+sizeof(gii_xwin_cmddata_setparam));
 104                 ev.cmd.code=GII_CMDCODE_XWINSETPARAM;
 105                 ev.any.type = evCommand;
 106                 ev.any.size=sizeof(gii_cmd_nodata_event)+sizeof(gii_xwin_cmddata_setparam);
 107                 giiargs->win=win;
 108                 giiargs->ptralwaysrel=1;
 109                 giiEventSend(inputs,&ev);
 110         }else{
 111                 gii_input_t inputs2;
 112                 gii_inputxwin_arg giiargs;
 113                 memset(&giiargs,0,sizeof(giiargs));
 114                 giiargs.disp=disp;
 115                 giiargs.win=win;
 116                 giiargs.ptralwaysrel=1;
 117                 //giiargs.gglock=lock_nothing;
 118                 inputs2=giiOpen("xwin",&giiargs,NULL);
 119                 if (inputs2){
 120                         gii_xwin_initialized=1;
 121                         if (inputs)
 122                                 inputs=giiJoinInputs(inputs,inputs2);
 123                         else
 124                                 inputs=inputs2;
 125                 }
 126         }
 127 }
 128 #endif
 129
 130 int event_init()
 131 {
 132         if (!initialised){
 133                 giiInit();
 134 #ifdef GGI_VIDEO
 135                 inputs = ggiJoinInputs(screenvis, NULL);
 136 #else
 137                 inputs=giiOpen(NULL);
 138 #endif
 139                 initialised = 1;
 140                 atexit(event_close);
 141         }
 142         return 0;
 143 }