mirror of
https://github.com/libretro/RetroArch.git
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54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2016 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "../menu_driver.h"
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#include "../menu_cbs.h"
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#include "../menu_navigation.h"
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#ifndef BIND_ACTION_UP
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#define BIND_ACTION_UP(cbs, name) \
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cbs->action_up = name; \
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cbs->action_up_ident = #name;
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#endif
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static int action_bind_up_generic(unsigned type, const char *label)
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{
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size_t scroll_accel = 0;
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unsigned scroll_speed = 0;
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if (!menu_navigation_ctl(MENU_NAVIGATION_CTL_GET_SCROLL_ACCEL, &scroll_accel))
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return -1;
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scroll_speed = (MAX(scroll_accel, 2) - 2) / 4 + 1;
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if (menu_entries_get_size() <= 0)
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return 0;
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menu_navigation_ctl(MENU_NAVIGATION_CTL_DECREMENT, &scroll_speed);
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return 0;
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}
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int menu_cbs_init_bind_up(menu_file_list_cbs_t *cbs,
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const char *path, const char *label, unsigned type, size_t idx,
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uint32_t label_hash)
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{
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if (!cbs)
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return -1;
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BIND_ACTION_UP(cbs, action_bind_up_generic);
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return -1;
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}
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