enlightenment/src/bin/e_mouse.c

#include "e.h"
#ifdef HAVE_WL_DRM
#include <Ecore_Drm.h>
#endif

E_API int
e_mouse_update(void)
{
#ifndef HAVE_WAYLAND_ONLY
   if (e_comp->comp_type == E_PIXMAP_TYPE_X)
     {
        unsigned char map[256] = { 0 };
        int n;

        if (!ecore_x_pointer_control_set(e_config->mouse_accel_numerator,
                                         e_config->mouse_accel_denominator,
                                         e_config->mouse_accel_threshold))
          return 0;

        if (!ecore_x_pointer_mapping_get(map, 256)) return 0;

        for (n = 0; n < 256; n++)
          {
             if (!map[n]) break;
          }
        if (n < 3)
          {
             map[0] = 1;
             map[1] = 2;
             map[2] = 3;
             n = 3;
          }
        if (e_config->mouse_hand == E_MOUSE_HAND_RIGHT)
          {
             map[0] = 1;
             map[2] = 3;
          }
        else if (e_config->mouse_hand == E_MOUSE_HAND_LEFT)
          {
             map[0] = 3;
             map[2] = 1;
          }

        if (!ecore_x_pointer_mapping_set(map, n)) return 0;
     }
#endif
#ifdef HAVE_WL_DRM
   if (strstr(ecore_evas_engine_name_get(e_comp->ee), "drm"))
     {
        const Eina_List *list, *l;
        Ecore_Drm_Device *dev;

        list = ecore_drm_devices_get();
        EINA_LIST_FOREACH(list, l, dev)
          {
             ecore_drm_device_pointer_left_handed_set(dev, (Eina_Bool)!e_config->mouse_hand);
          }
     }
#endif
   return 1;
}