Attachment 17028 Details for Bug 16289 – Test program

Test program

xitest.c (text/x-csrc), 3.62 KB, created by Rob Bradford on 2008-06-10 02:11:24 UTC

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Creator: Rob Bradford

Created: 2008-06-10 02:11:24 UTC

Size: 3.62 KB

patch

obsolete

>/*
> * This code should be considered Public Domain.
> * Written by Rob Bradford <rob@o-hand.com>
> *
> * Compile with: gcc xitest.c `pkg-config --cflags --libs glib-2.0 xi`
> */
>
>#include <X11/Xlib.h>
>#include <glib.h>
>
>#include <X11/extensions/XI.h>
>#include <X11/extensions/XInput.h>
>
>enum {
>  BUTTON_PRESS_EVENT = 0,
>  BUTTON_RELEASE_EVENT,
>  MOTION_NOTIFY_EVENT,
>  LAST_EVENT
>};
>
>gint
>main (gint argc, gchar **argv)
>{
>  Display *xdpy = NULL;
>  Window w;
>  XEvent xev;
>  XExtensionVersion *ext = NULL;
>  XDeviceInfo *xdevices = NULL;
>  XDeviceInfo *info = NULL;
>  XDevice *xdevice = NULL;
>  gint num_devices = 0;
>  gint num_events = 0;
>  gint i = 0, j = 0;
>  XEventClass xevent_list[5] = { 0 };
>  XInputClassInfo *xclass_info = NULL;
>  gint event_types[LAST_EVENT] = { 0 };
>
>  xdpy = XOpenDisplay (NULL);
>
>  ext = XGetExtensionVersion (xdpy, INAME);
>
>  if (!ext || ext == (XExtensionVersion *)NoSuchExtension)
>  {
>    g_warning (G_STRLOC ": no XINPUT extension, lets go home");
>    return 1;
>  }
>
>  w = XCreateSimpleWindow (xdpy,
>      RootWindow (xdpy, 0),
>      1, 1,
>      500, 500,
>      0, 0, 0);
>
>  xdevices = XListInputDevices (xdpy, &num_devices);
>
>  g_debug (G_STRLOC ": found %d XINPUT devices", num_devices);
>
>  for (i = 0; i < num_devices; i++) 
>  {
>    num_events = 0;
>    info = xdevices + i;
>
>    /* Only want 'raw' devices themselves not virtual ones */
>    if (info->use == IsXExtensionPointer)
>    {
>      xdevice = XOpenDevice (xdpy, info->id);
>
>      for (j = 0; j < xdevice->num_classes; j++)
>      {
>        xclass_info = xdevice->classes + j;
>
>        switch (xclass_info->input_class)
>        {
>          case ButtonClass:
>            DeviceButtonPress (xdevice, 
>                event_types [BUTTON_PRESS_EVENT], 
>                xevent_list [num_events]);
>            num_events++;
>
>            DeviceButtonRelease (xdevice, 
>                event_types [BUTTON_RELEASE_EVENT], 
>                xevent_list [num_events]);
>            num_events++;
>            break;
>
>          case ValuatorClass:
>            DeviceMotionNotify (xdevice, 
>                event_types [MOTION_NOTIFY_EVENT], 
>                xevent_list [num_events]);
>            num_events++;
>            break;
>        }
>      }
>
>      g_debug (G_STRLOC ": selecting on events for device %d", 
>          xdevice->device_id);
>      XSelectExtensionEvent (xdpy, w, 
>          xevent_list, num_events);
>      num_events = 0;
>    }
>  }
>
>  XMapWindow (xdpy, w);
>  XFlush (xdpy);
>
>  XSelectInput (xdpy, w, 
>      ExposureMask);
>
>  while (1)
>  {
>    XNextEvent (xdpy, &xev);
>
>    if (xev.type == event_types[BUTTON_PRESS_EVENT])
>    {
>      XDeviceButtonEvent *xbev = (XDeviceButtonEvent *)&xev;
>      g_debug (G_STRLOC ": button press event for %d with x = %d, y = %d",
>          xbev->deviceid, xbev->x, xbev->y);
>      g_debug (G_STRLOC ": button axes for %d a[0] = %d, a[1] = %d",
>          xbev->deviceid, xbev->axis_data[0], xbev->axis_data[1]);
>    } else if (xev.type == event_types[BUTTON_RELEASE_EVENT]) {
>      XDeviceButtonEvent *xbev = (XDeviceButtonEvent *)&xev;
>      g_debug (G_STRLOC ": button release event for %d with x = %d, y = %d",
>          xbev->deviceid, xbev->x, xbev->y);
>      g_debug (G_STRLOC ": button axes for %d a[0] = %d, a[1] = %d",
>          xbev->deviceid, xbev->axis_data[0], xbev->axis_data[1]);
>    } else if (xev.type == event_types [MOTION_NOTIFY_EVENT]) {
>      XDeviceMotionEvent *xmev = (XDeviceMotionEvent *)&xev;
>      g_debug (G_STRLOC ": motion event for %d with x = %d, y = %d",
>          xmev->deviceid, xmev->x, xmev->y);
>      g_debug (G_STRLOC ": motion axes for %d a[0] = %d, a[1] = %d",
>          xmev->deviceid, xmev->axis_data[0], xmev->axis_data[1]);
>    }
>
>  }
>
>}

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