RetroArch/menu/disp/ios.c

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2014 - Jay McCarthy
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <stdio.h>
#include "../menu_common.h"
#include "../../general.h"
#include "ios.h"
static void* ios_init () {
menu_handle_t *menu = (menu_handle_t*)calloc(1, sizeof(*menu));
if (menu == NULL) {
return NULL;
}
menu->userdata = (ios_handle_t*)calloc(1, sizeof(ios_handle_t));
if (menu->userdata == NULL) {
free(menu);
return NULL;
}
return menu;
}
static void ios_free ( void* data ) {
menu_handle_t *menu = (menu_handle_t*)data;
if (menu == NULL) {
return;
}
if (menu->userdata != NULL) {
free(menu->userdata);
}
free(menu);
return;
}
static int menu_ios_iterate(unsigned action) {
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ios_handle_t *ih = NULL;
if (driver.menu == NULL) {
return 0;
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}
ih = (ios_handle_t*)driver.menu->userdata;
if ( ih->switch_to_ios != NULL ) {
ih->switch_to_ios();
}
return 0;
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}
menu_ctx_driver_backend_t menu_ctx_backend_ios = {
menu_ios_iterate,
"menu_ios",
};
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menu_ctx_driver_t menu_ctx_ios = {
NULL, // set_texture
NULL, // render_messagebox
NULL, // render
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NULL, // frame
ios_init, // init
NULL, // init_lists
ios_free, // free
NULL, // context_reset
NULL, // context_destroy
NULL, // populate_entries
NULL, // iterate
NULL, // input_postprocess
NULL, // navigation_clear
NULL, // navigation_decrement
NULL, // navigation_increment
NULL, // navigation_set
NULL, // navigation_set_last
NULL, // navigation_descend_alphabet
NULL, // navigation_ascend_alphabet
NULL, // list_insert
NULL, // list_delete
NULL, // list_clear
NULL, // list_set_selection
NULL, // init_core_info
&menu_ctx_backend_ios, // backend
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"ios",
};