shithub: m8c

ref: 5df233610e0148f6781c45c81bae74fdc2b1dba4
dir: /src/events.c/

#include "events.h"
#include "backends/m8.h"
#include "common.h"
#include "gamecontrollers.h"
#include "input.h"
#include "render.h"
#include <SDL3/SDL.h>
#include <SDL3/SDL_events.h>

SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event) {
  struct app_context *ctx = appstate;
  SDL_AppResult ret_val = SDL_APP_CONTINUE;

  switch (event->type) {

  // --- System events ---
  case SDL_EVENT_QUIT:
  case SDL_EVENT_TERMINATING:
    ret_val = SDL_APP_SUCCESS;
    break;
  case SDL_EVENT_DID_ENTER_BACKGROUND:
    // iOS: Application entered into background on iOS. About 5 seconds to stop things.
    SDL_LogDebug(SDL_LOG_CATEGORY_SYSTEM, "Received SDL_EVENT_DID_ENTER_BACKGROUND");
    ctx->app_suspended = 1;
    if (ctx->device_connected)
      m8_pause_processing();
    break;
  case SDL_EVENT_WILL_ENTER_BACKGROUND:
    // iOS: App about to enter into background
    break;
  case SDL_EVENT_WILL_ENTER_FOREGROUND:
    // iOS: App returning to foreground
    SDL_LogDebug(SDL_LOG_CATEGORY_SYSTEM, "Received SDL_EVENT_WILL_ENTER_FOREGROUND");
    break;
  case SDL_EVENT_DID_ENTER_FOREGROUND:
    // iOS: App becomes interactive again
    SDL_LogDebug(SDL_LOG_CATEGORY_SYSTEM, "Received SDL_EVENT_DID_ENTER_FOREGROUND");
    ctx->app_suspended = 0;
    if (ctx->device_connected) {
      renderer_clear_screen();
      m8_resume_processing();
    }
  case SDL_EVENT_WINDOW_RESIZED:
  case SDL_EVENT_WINDOW_MOVED:
    // If window size is changed, some operating systems might need a little nudge to fix scaling
    renderer_fix_texture_scaling_after_window_resize();
    break;

  // --- Input events ---
  case SDL_EVENT_GAMEPAD_ADDED:
  case SDL_EVENT_GAMEPAD_REMOVED:
    // Reinitialize game controllers on controller add/remove/remap
    gamecontrollers_initialize();
    break;

  case SDL_EVENT_KEY_DOWN:
    input_handle_key_down_event(ctx, event);
    break;

  case SDL_EVENT_KEY_UP:
    input_handle_key_up_event(ctx, event);
    break;

  default:
    break;
  }
  return ret_val;
}

/*

// Returns the currently pressed keys to main
input_msg_s input_get_msg(config_params_s *conf) {



  // Query for SDL events
  handle_sdl_events(conf);

  if (!keyjazz_enabled && keycode == (key_start | key_select | key_opt | key_edit)) {
    key = (input_msg_s){special, msg_reset_display, 0, 0};
  }

  if (key.type == normal) {
    //Normal input keys go through some event-based manipulation in
    //   handle_sdl_events(), the value is stored in keycode variable

    return input;
  }
  // Special event keys already have the correct keycode baked in
  return key;
}



// Handles SDL input events
static void handle_sdl_events(const config_params_s *conf) {

  static int prev_key_analog = 0;

  SDL_Event event;

  // Read joysticks
  const int key_analog = gamecontrollers_handle_buttons(conf);
  if (prev_key_analog != key_analog) {
    keycode = key_analog;
    prev_key_analog = key_analog;
  }

  const input_msg_s gamepad_msg = gamecontrollers_handle_special_messages(conf);
  if (gamepad_msg.type == special) {
    key = gamepad_msg;
  }
}
*/