C++ (Cpp) ecore_evas_callback_pre_free_set Examples

Example #1

File: ecore_evas_callbacks.c Project: amitesh-singh/Enlightenment

int
main(void)
{
   Ecore_Evas *ee;

   ecore_evas_init();

   ee = ecore_evas_new(NULL, 0, 0, 200, 100, NULL);
   ecore_evas_title_set(ee, "Ecore Evas Callbacks Example");
   ecore_evas_show(ee);

   //callbacks
   ecore_evas_callback_delete_request_set(ee, _delete);
   ecore_evas_callback_destroy_set(ee, _destroy);
   ecore_evas_callback_focus_in_set(ee, _focus_in);
   ecore_evas_callback_focus_out_set(ee, _focus_out);
   ecore_evas_callback_hide_set(ee, _hide);
   ecore_evas_callback_mouse_in_set(ee, _mouse_in);
   ecore_evas_callback_mouse_out_set(ee, _mouse_out);
   ecore_evas_callback_move_set(ee, _move);
   ecore_evas_callback_post_render_set(ee, _post_render);
   ecore_evas_callback_pre_free_set(ee, _pre_free);
   ecore_evas_callback_pre_render_set(ee, _pre_render);
   ecore_evas_callback_resize_set(ee, _resize);
   ecore_evas_callback_show_set (ee, _show);

   ecore_main_loop_begin();

   ecore_evas_free(ee);
   ecore_evas_shutdown();

   return 0;
}

Example #2

/* external functions */
EAPI Ecore_Evas *
ecore_evas_wayland_egl_new_internal(const char *disp_name, unsigned int parent,
                                    int x, int y, int w, int h, Eina_Bool frame)
{
    Ecore_Wl_Window *p = NULL;
    Evas_Engine_Info_Wayland_Egl *einfo;
    Ecore_Evas_Interface_Wayland *iface;
    Ecore_Evas_Engine_Wl_Data *wdata;
    Ecore_Evas *ee;
    int method = 0, count = 0;

    LOGFN(__FILE__, __LINE__, __FUNCTION__);

    if (!(method = evas_render_method_lookup("wayland_egl")))
    {
        ERR("Render method lookup failed for Wayland_Egl");
        return NULL;
    }

    count = ecore_wl_init(disp_name);
    if (!count)
    {
        ERR("Failed to initialize Ecore_Wayland");
        return NULL;
    }
    else if (count == 1)
        ecore_wl_display_iterate();

    if (!(ee = calloc(1, sizeof(Ecore_Evas))))
    {
        ERR("Failed to allocate Ecore_Evas");
        goto ee_err;
    }

    if (!(wdata = calloc(1, sizeof(Ecore_Evas_Engine_Wl_Data))))
    {
        ERR("Failed to allocate Ecore_Evas_Engine_Wl_Data");
        free(ee);
        goto ee_err;
    }

    ECORE_MAGIC_SET(ee, ECORE_MAGIC_EVAS);

    _ecore_evas_wl_common_init();

    ee->engine.func = (Ecore_Evas_Engine_Func *)&_ecore_wl_engine_func;
    ee->engine.data = wdata;

    iface = _ecore_evas_wl_interface_new();
    ee->engine.ifaces = eina_list_append(ee->engine.ifaces, iface);

    ee->driver = "wayland_egl";
    if (disp_name) ee->name = strdup(disp_name);

    if (w < 1) w = 1;
    if (h < 1) h = 1;

    ee->x = x;
    ee->y = y;
    ee->w = w;
    ee->h = h;
    ee->req.x = ee->x;
    ee->req.y = ee->y;
    ee->req.w = ee->w;
    ee->req.h = ee->h;
    ee->rotation = 0;
    ee->prop.max.w = 32767;
    ee->prop.max.h = 32767;
    ee->prop.layer = 4;
    ee->prop.request_pos = 0;
    ee->prop.sticky = 0;
    ee->prop.draw_frame = frame;
    ee->alpha = EINA_FALSE;

    ee->evas = evas_new();
    evas_data_attach_set(ee->evas, ee);
    evas_output_method_set(ee->evas, method);
    evas_output_size_set(ee->evas, ee->w, ee->h);
    evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);

    /* FIXME: This needs to be set based on theme & scale */
    if (ee->prop.draw_frame)
        evas_output_framespace_set(ee->evas, 4, 18, 8, 22);

    if (parent)
        p = ecore_wl_window_find(parent);

    /* FIXME: Get if parent is alpha, and set */

    wdata->parent = p;
    wdata->win =
        ecore_wl_window_new(p, x, y, w, h, ECORE_WL_WINDOW_BUFFER_TYPE_EGL_WINDOW);
    ee->prop.window = wdata->win->id;

    if ((einfo = (Evas_Engine_Info_Wayland_Egl *)evas_engine_info_get(ee->evas)))
    {
        einfo->info.display = ecore_wl_display_get();
        einfo->info.destination_alpha = ee->alpha;
        einfo->info.rotation = ee->rotation;
        einfo->info.depth = 32;
        if (!evas_engine_info_set(ee->evas, (Evas_Engine_Info *)einfo))
        {
            ERR("Failed to set Evas Engine Info for '%s'", ee->driver);
            goto err;
        }
    }
    else
    {
        ERR("Failed to get Evas Engine Info for '%s'", ee->driver);
        goto err;
    }

    ecore_evas_callback_pre_free_set(ee, _ecore_evas_wl_common_pre_free);

    if (ee->prop.draw_frame)
    {
        wdata->frame = _ecore_evas_wl_common_frame_add(ee->evas);
        evas_object_is_frame_object_set(wdata->frame, EINA_TRUE);
        evas_object_move(wdata->frame, 0, 0);
    }

    _ecore_evas_register(ee);
    ecore_evas_input_event_register(ee);

    ecore_event_window_register(ee->prop.window, ee, ee->evas,
                                (Ecore_Event_Mouse_Move_Cb)_ecore_evas_mouse_move_process,
                                (Ecore_Event_Multi_Move_Cb)_ecore_evas_mouse_multi_move_process,
                                (Ecore_Event_Multi_Down_Cb)_ecore_evas_mouse_multi_down_process,
                                (Ecore_Event_Multi_Up_Cb)_ecore_evas_mouse_multi_up_process);

    return ee;

err:
    ecore_evas_free(ee);
    _ecore_evas_wl_common_shutdown();

ee_err:
    ecore_wl_shutdown();
    return NULL;
}