mirror of
https://github.com/CTCaer/RetroArch.git
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350 lines
12 KiB
C
350 lines
12 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2017 - Daniel De Matteis
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* Copyright (C) 2014-2017 - Jean-André Santoni
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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 <stdint.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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#include <string/stdstring.h>
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#include "widgets/menu_input_dialog.h"
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#include "widgets/menu_osk.h"
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#include "menu_driver.h"
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#include "menu_animation.h"
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#include "../configuration.h"
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#include "../retroarch.h"
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#include "../tasks/tasks_internal.h"
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static unsigned char menu_keyboard_key_state[RETROK_LAST] = {0};
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/* This function gets called for handling pointer events.
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*
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* Pointer events are touchscreen events that are spawned
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* by touchpad/touchscreen. */
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static int menu_event_pointer(unsigned *action)
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{
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rarch_joypad_info_t joypad_info;
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int pointer_x, pointer_y;
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size_t fb_pitch;
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unsigned fb_width, fb_height;
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const struct retro_keybind *binds[MAX_USERS] = {NULL};
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menu_input_t *menu_input = menu_input_get_ptr();
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int pointer_device = menu_driver_is_texture_set()
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?
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RETRO_DEVICE_POINTER : RARCH_DEVICE_POINTER_SCREEN;
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menu_display_get_fb_size(&fb_width, &fb_height,
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&fb_pitch);
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joypad_info.joy_idx = 0;
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joypad_info.auto_binds = NULL;
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joypad_info.axis_threshold = 0.0f;
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pointer_x =
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current_input->input_state(current_input_data, joypad_info, binds,
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0, pointer_device, 0, RETRO_DEVICE_ID_POINTER_X);
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pointer_y =
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current_input->input_state(current_input_data, joypad_info, binds,
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0, pointer_device, 0, RETRO_DEVICE_ID_POINTER_Y);
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menu_input->pointer.pressed[0] = current_input->input_state(current_input_data,
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joypad_info,
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binds,
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0, pointer_device, 0, RETRO_DEVICE_ID_POINTER_PRESSED);
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menu_input->pointer.pressed[1] = current_input->input_state(current_input_data,
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joypad_info,
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binds,
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0, pointer_device, 1, RETRO_DEVICE_ID_POINTER_PRESSED);
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menu_input->pointer.back = current_input->input_state(current_input_data,
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joypad_info,
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binds,
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0, pointer_device, 0, RARCH_DEVICE_ID_POINTER_BACK);
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menu_input->pointer.x = ((pointer_x + 0x7fff) * (int)fb_width) / 0xFFFF;
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menu_input->pointer.y = ((pointer_y + 0x7fff) * (int)fb_height) / 0xFFFF;
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return 0;
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}
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/* Check if a specific keyboard key has been pressed. */
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unsigned char menu_event_kb_is_set(enum retro_key key)
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{
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return menu_keyboard_key_state[key];
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}
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/* Set a specific keyboard key latch. */
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static void menu_event_kb_set_internal(unsigned idx, unsigned char key)
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{
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menu_keyboard_key_state[idx] = key;
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}
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/* Set a specific keyboard key.
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*
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* 'down' sets the latch (true would
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* mean the key is being pressed down, while 'false' would mean that
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* the key has been released).
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**/
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void menu_event_kb_set(bool down, enum retro_key key)
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{
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if (key == RETROK_UNKNOWN)
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{
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unsigned i;
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for (i = 0; i < RETROK_LAST; i++)
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menu_event_kb_set_internal(i, (menu_event_kb_is_set((enum retro_key)i) & 1) << 1);
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}
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else
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menu_event_kb_set_internal(key, ((menu_event_kb_is_set(key) & 1) << 1) | down);
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}
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/*
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* This function gets called in order to process all input events
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* for the current frame.
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*
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* Sends input code to menu for one frame.
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*
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* It uses as input the local variables' input' and 'trigger_input'.
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*
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* Mouse and touch input events get processed inside this function.
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*
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* NOTE: 'input' and 'trigger_input' is sourced from the keyboard and/or
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* the gamepad. It does not contain input state derived from the mouse
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* and/or touch - this gets dealt with separately within this function.
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*
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* TODO/FIXME - maybe needs to be overhauled so we can send multiple
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* events per frame if we want to, and we shouldn't send the
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* entire button state either but do a separate event per button
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* state.
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*/
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unsigned menu_event(uint64_t input, uint64_t trigger_input)
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{
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menu_animation_ctx_delta_t delta;
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float delta_time;
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/* Used for key repeat */
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static float delay_timer = 0.0f;
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static float delay_count = 0.0f;
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unsigned ret = MENU_ACTION_NOOP;
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static bool initial_held = true;
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static bool first_held = false;
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bool set_scroll = false;
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bool mouse_enabled = false;
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size_t new_scroll_accel = 0;
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menu_input_t *menu_input = NULL;
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settings_t *settings = config_get_ptr();
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static unsigned ok_old = 0;
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bool input_swap_override = input_autoconfigure_get_swap_override();
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unsigned menu_ok_btn = (!input_swap_override &&
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settings->bools.input_menu_swap_ok_cancel_buttons) ?
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RETRO_DEVICE_ID_JOYPAD_B : RETRO_DEVICE_ID_JOYPAD_A;
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unsigned menu_cancel_btn = (!input_swap_override &&
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settings->bools.input_menu_swap_ok_cancel_buttons) ?
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RETRO_DEVICE_ID_JOYPAD_A : RETRO_DEVICE_ID_JOYPAD_B;
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unsigned ok_current = (unsigned)(input & UINT64_C(1) << menu_ok_btn);
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unsigned ok_trigger = ok_current & ~ok_old;
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ok_old = ok_current;
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if (input)
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{
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if (!first_held)
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{
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/* don't run anything first frame, only capture held inputs
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* for old_input_state. */
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first_held = true;
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delay_timer = initial_held ? 12 : 6;
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delay_count = 0;
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}
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if (delay_count >= delay_timer)
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{
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uint64_t input_repeat = 0;
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BIT32_SET(input_repeat, RETRO_DEVICE_ID_JOYPAD_UP);
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BIT32_SET(input_repeat, RETRO_DEVICE_ID_JOYPAD_DOWN);
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BIT32_SET(input_repeat, RETRO_DEVICE_ID_JOYPAD_LEFT);
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BIT32_SET(input_repeat, RETRO_DEVICE_ID_JOYPAD_RIGHT);
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BIT32_SET(input_repeat, RETRO_DEVICE_ID_JOYPAD_L);
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BIT32_SET(input_repeat, RETRO_DEVICE_ID_JOYPAD_R);
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set_scroll = true;
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first_held = false;
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trigger_input |= input & input_repeat;
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menu_driver_ctl(MENU_NAVIGATION_CTL_GET_SCROLL_ACCEL,
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&new_scroll_accel);
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new_scroll_accel = MIN(new_scroll_accel + 1, 64);
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}
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initial_held = false;
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}
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else
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{
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set_scroll = true;
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first_held = false;
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initial_held = true;
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}
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if (set_scroll)
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menu_driver_ctl(MENU_NAVIGATION_CTL_SET_SCROLL_ACCEL,
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&new_scroll_accel);
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menu_animation_ctl(MENU_ANIMATION_CTL_DELTA_TIME, &delta_time);
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delta.current = delta_time;
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if (menu_animation_get_ideal_delta_time(&delta))
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delay_count += delta.ideal;
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if (menu_input_dialog_get_display_kb())
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{
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menu_event_osk_iterate();
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_DOWN))
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{
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if (menu_event_get_osk_ptr() < 33)
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menu_event_set_osk_ptr(menu_event_get_osk_ptr() + OSK_CHARS_PER_LINE);
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}
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_UP))
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{
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if (menu_event_get_osk_ptr() >= OSK_CHARS_PER_LINE)
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menu_event_set_osk_ptr(menu_event_get_osk_ptr() - OSK_CHARS_PER_LINE);
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}
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_RIGHT))
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{
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if (menu_event_get_osk_ptr() < 43)
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menu_event_set_osk_ptr(menu_event_get_osk_ptr() + 1);
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}
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_LEFT))
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{
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if (menu_event_get_osk_ptr() >= 1)
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menu_event_set_osk_ptr(menu_event_get_osk_ptr() - 1);
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}
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_L))
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{
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if (menu_event_get_osk_idx() > OSK_TYPE_UNKNOWN + 1)
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menu_event_set_osk_idx((enum osk_type)(menu_event_get_osk_idx() - 1));
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else
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menu_event_set_osk_idx((enum osk_type)(OSK_TYPE_LAST - 1));
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}
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_R))
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{
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if (menu_event_get_osk_idx() < OSK_TYPE_LAST - 1)
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menu_event_set_osk_idx((enum osk_type)(menu_event_get_osk_idx() + 1));
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else
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menu_event_set_osk_idx((enum osk_type)(OSK_TYPE_UNKNOWN + 1));
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}
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if (trigger_input & (UINT64_C(1) << menu_ok_btn))
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{
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if (menu_event_get_osk_ptr() >= 0)
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menu_event_osk_append(menu_event_get_osk_ptr());
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}
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if (trigger_input & (UINT64_C(1) << menu_cancel_btn))
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{
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input_keyboard_event(true, '\x7f', '\x7f', 0, RETRO_DEVICE_KEYBOARD);
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}
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/* send return key to close keyboard input window */
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_START))
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input_keyboard_event(true, '\n', '\n', 0, RETRO_DEVICE_KEYBOARD);
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trigger_input = 0;
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}
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else
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{
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if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_UP))
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ret = MENU_ACTION_UP;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_DOWN))
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ret = MENU_ACTION_DOWN;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_LEFT))
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ret = MENU_ACTION_LEFT;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_RIGHT))
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ret = MENU_ACTION_RIGHT;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_L))
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ret = MENU_ACTION_SCROLL_UP;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_R))
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ret = MENU_ACTION_SCROLL_DOWN;
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else if (ok_trigger)
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ret = MENU_ACTION_OK;
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else if (trigger_input & (UINT64_C(1) << menu_cancel_btn))
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ret = MENU_ACTION_CANCEL;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_X))
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ret = MENU_ACTION_SEARCH;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_Y))
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ret = MENU_ACTION_SCAN;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_START))
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ret = MENU_ACTION_START;
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else if (trigger_input & (UINT64_C(1) << RETRO_DEVICE_ID_JOYPAD_SELECT))
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ret = MENU_ACTION_INFO;
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else if (trigger_input & (UINT64_C(1) << RARCH_MENU_TOGGLE))
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ret = MENU_ACTION_TOGGLE;
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}
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if (menu_event_kb_is_set(RETROK_F11))
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{
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command_event(CMD_EVENT_GRAB_MOUSE_TOGGLE, NULL);
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menu_event_kb_set_internal(RETROK_F11, 0);
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}
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if (runloop_cmd_press(trigger_input, RARCH_QUIT_KEY))
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return MENU_ACTION_QUIT;
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mouse_enabled = settings->bools.menu_mouse_enable;
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#ifdef HAVE_OVERLAY
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if (!mouse_enabled)
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mouse_enabled = !(settings->bools.input_overlay_enable
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&& input_overlay_is_alive(overlay_ptr));
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#endif
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if (!(menu_input = menu_input_get_ptr()))
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return 0;
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if (!mouse_enabled)
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menu_input->mouse.ptr = 0;
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if (settings->bools.menu_pointer_enable)
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menu_event_pointer(&ret);
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else
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{
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menu_input->pointer.x = 0;
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menu_input->pointer.y = 0;
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menu_input->pointer.dx = 0;
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menu_input->pointer.dy = 0;
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menu_input->pointer.accel = 0;
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menu_input->pointer.pressed[0] = false;
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menu_input->pointer.pressed[1] = false;
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menu_input->pointer.back = false;
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menu_input->pointer.ptr = 0;
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}
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return ret;
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}
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