bsnes/higan/target-higan/input/hotkeys.cpp

auto InputManager::appendHotkeys() -> void {
  static int quickStateSlot = 1;

  { auto hotkey = new InputHotkey;
    hotkey->name = "Toggle Fullscreen";
    hotkey->press = [] {
      presentation->toggleFullScreen();
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Toggle Mouse Capture";
    hotkey->press = [] {
      input->acquired() ? input->release() : input->acquire();
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Save Quick State";
    hotkey->press = [] {
      program->saveState(quickStateSlot);
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Load Quick State";
    hotkey->press = [&] {
      program->loadState(quickStateSlot);
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Decrement Quick State";
    hotkey->press = [&] {
      if(--quickStateSlot < 1) quickStateSlot = 5;
      program->showMessage({"Selected quick state slot ", quickStateSlot});
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Increment Quick State";
    hotkey->press = [&] {
      if(++quickStateSlot > 5) quickStateSlot = 1;
      program->showMessage({"Selected quick state slot ", quickStateSlot});
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Pause Emulation";
    hotkey->press = [] {
      program->togglePause();
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Fast Forward";
    hotkey->press = [] {
      video->setBlocking(false);
      audio->setBlocking(false);
    };
    hotkey->release = [] {
      video->setBlocking(settings["Video/Synchronize"].boolean());
      audio->setBlocking(settings["Audio/Synchronize"].boolean());
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Soft Reset";
    hotkey->press = [] {
      program->softReset();
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Power Cycle";
    hotkey->press = [] {
      program->powerCycle();
    };
    hotkeys.append(hotkey);
  }

  { auto hotkey = new InputHotkey;
    hotkey->name = "Rotate Display";
    hotkey->press = [] {
      program->rotateDisplay();
    };
    hotkeys.append(hotkey);
  }

  for(auto& hotkey : hotkeys) {
    hotkey->path = string{"Hotkey/", hotkey->name}.replace(" ", "");
    hotkey->assignment = settings(hotkey->path).text();
    hotkey->bind();
  }
}

auto InputManager::pollHotkeys() -> void {
  if(!program->focused()) return;

  for(auto& hotkey : hotkeys) {
    int16 state = hotkey->poll();
    if(hotkey->state == 0 && state == 1 && hotkey->press) hotkey->press();
    if(hotkey->state == 1 && state == 0 && hotkey->release) hotkey->release();
    hotkey->state = state;
  }
}