wm_utils.cc

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#include "WM_api.hh"
#include "WM_types.hh"
 
#include "MEM_guardedalloc.h"
 
/* -------------------------------------------------------------------- */
void WM_generic_callback_free(wmGenericCallback *callback)
{
  if (callback->free_user_data) {
    callback->free_user_data(callback->user_data);
  }
  MEM_freeN(callback);
}
 
static void do_nothing(bContext * /*C*/, void * /*user_data*/) {}
 
wmGenericCallback *WM_generic_callback_steal(wmGenericCallback *callback)
{
  wmGenericCallback *new_callback = static_cast<wmGenericCallback *>(MEM_dupallocN(callback));
  callback->exec = do_nothing;
  callback->free_user_data = nullptr;
  callback->user_data = nullptr;
  return new_callback;
}
 
/* -------------------------------------------------------------------- */
void WM_generic_user_data_free(wmGenericUserData *wm_userdata)
{
  if (wm_userdata->data && wm_userdata->use_free) {
    if (wm_userdata->free_fn) {
      wm_userdata->free_fn(wm_userdata->data);
    }
    else {
      MEM_freeN(wm_userdata->data);
    }
  }
}