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https://github.com/dolphin-emu/dolphin.git
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a509f56116
Better separation of concerns. Relegates `ControllerInterface` to enumerating input controls, and the new `ControlReference` deals with combining inputs and configuration expression parsing.
231 lines
5.1 KiB
C++
231 lines
5.1 KiB
C++
// Copyright 2010 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#include <mutex>
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#include "InputCommon/ControllerInterface/ControllerInterface.h"
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#ifdef CIFACE_USE_XINPUT
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#include "InputCommon/ControllerInterface/XInput/XInput.h"
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#endif
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#ifdef CIFACE_USE_DINPUT
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#include "InputCommon/ControllerInterface/DInput/DInput.h"
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#endif
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#ifdef CIFACE_USE_XLIB
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#include "InputCommon/ControllerInterface/Xlib/XInput2.h"
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#endif
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#ifdef CIFACE_USE_OSX
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#include "InputCommon/ControllerInterface/OSX/OSX.h"
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#include "InputCommon/ControllerInterface/Quartz/Quartz.h"
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#endif
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#ifdef CIFACE_USE_SDL
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#include "InputCommon/ControllerInterface/SDL/SDL.h"
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#endif
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#ifdef CIFACE_USE_ANDROID
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#include "InputCommon/ControllerInterface/Android/Android.h"
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#endif
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#ifdef CIFACE_USE_EVDEV
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#include "InputCommon/ControllerInterface/evdev/evdev.h"
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#endif
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#ifdef CIFACE_USE_PIPES
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#include "InputCommon/ControllerInterface/Pipes/Pipes.h"
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#endif
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ControllerInterface g_controller_interface;
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//
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// Init
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//
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// Detect devices and inputs outputs / will make refresh function later
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//
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void ControllerInterface::Initialize(void* const hwnd)
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{
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if (m_is_init)
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return;
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m_hwnd = hwnd;
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#ifdef CIFACE_USE_DINPUT
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// nothing needed
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#endif
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#ifdef CIFACE_USE_XINPUT
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ciface::XInput::Init();
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#endif
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#ifdef CIFACE_USE_XLIB
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// nothing needed
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#endif
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#ifdef CIFACE_USE_OSX
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ciface::OSX::Init(hwnd);
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// nothing needed for Quartz
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#endif
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#ifdef CIFACE_USE_SDL
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ciface::SDL::Init();
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#endif
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#ifdef CIFACE_USE_ANDROID
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// nothing needed
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#endif
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#ifdef CIFACE_USE_EVDEV
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ciface::evdev::Init();
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#endif
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#ifdef CIFACE_USE_PIPES
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// nothing needed
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#endif
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m_is_init = true;
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RefreshDevices();
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}
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void ControllerInterface::RefreshDevices()
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{
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if (!m_is_init)
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return;
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{
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std::lock_guard<std::mutex> lk(m_devices_mutex);
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m_devices.clear();
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}
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#ifdef CIFACE_USE_DINPUT
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ciface::DInput::PopulateDevices(reinterpret_cast<HWND>(m_hwnd));
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#endif
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#ifdef CIFACE_USE_XINPUT
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ciface::XInput::PopulateDevices();
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#endif
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#ifdef CIFACE_USE_XLIB
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ciface::XInput2::PopulateDevices(m_hwnd);
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#endif
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#ifdef CIFACE_USE_OSX
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ciface::OSX::PopulateDevices(m_hwnd);
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ciface::Quartz::PopulateDevices(m_hwnd);
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#endif
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#ifdef CIFACE_USE_SDL
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ciface::SDL::PopulateDevices();
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#endif
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#ifdef CIFACE_USE_ANDROID
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ciface::Android::PopulateDevices();
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#endif
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#ifdef CIFACE_USE_EVDEV
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ciface::evdev::PopulateDevices();
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#endif
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#ifdef CIFACE_USE_PIPES
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ciface::Pipes::PopulateDevices();
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#endif
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}
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//
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// DeInit
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//
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// Remove all devices/ call library cleanup functions
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//
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void ControllerInterface::Shutdown()
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{
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if (!m_is_init)
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return;
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{
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std::lock_guard<std::mutex> lk(m_devices_mutex);
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for (const auto& d : m_devices)
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{
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// Set outputs to ZERO before destroying device
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for (ciface::Core::Device::Output* o : d->Outputs())
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o->SetState(0);
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}
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m_devices.clear();
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}
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#ifdef CIFACE_USE_XINPUT
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ciface::XInput::DeInit();
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#endif
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#ifdef CIFACE_USE_DINPUT
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// nothing needed
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#endif
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#ifdef CIFACE_USE_XLIB
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// nothing needed
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#endif
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#ifdef CIFACE_USE_OSX
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ciface::OSX::DeInit();
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ciface::Quartz::DeInit();
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#endif
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#ifdef CIFACE_USE_SDL
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// TODO: there seems to be some sort of memory leak with SDL, quit isn't freeing everything up
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SDL_Quit();
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#endif
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#ifdef CIFACE_USE_ANDROID
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// nothing needed
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#endif
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#ifdef CIFACE_USE_EVDEV
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ciface::evdev::Shutdown();
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#endif
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m_is_init = false;
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}
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void ControllerInterface::AddDevice(std::shared_ptr<ciface::Core::Device> device)
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{
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std::lock_guard<std::mutex> lk(m_devices_mutex);
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// Try to find an ID for this device
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int id = 0;
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while (true)
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{
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const auto it = std::find_if(m_devices.begin(), m_devices.end(), [&device, &id](const auto& d) {
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return d->GetSource() == device->GetSource() && d->GetName() == device->GetName() &&
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d->GetId() == id;
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});
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if (it == m_devices.end()) // no device with the same name with this ID, so we can use it
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break;
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else
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id++;
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}
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device->SetId(id);
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m_devices.emplace_back(std::move(device));
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}
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void ControllerInterface::RemoveDevice(std::function<bool(const ciface::Core::Device*)> callback)
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{
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std::lock_guard<std::mutex> lk(m_devices_mutex);
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m_devices.erase(std::remove_if(m_devices.begin(), m_devices.end(),
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[&callback](const auto& dev) { return callback(dev.get()); }),
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m_devices.end());
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}
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//
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// UpdateInput
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//
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// Update input for all devices
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//
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void ControllerInterface::UpdateInput()
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{
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// Don't block the UI or CPU thread (to avoid a short but noticeable frame drop)
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if (m_devices_mutex.try_lock())
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{
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std::lock_guard<std::mutex> lk(m_devices_mutex, std::adopt_lock);
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for (const auto& d : m_devices)
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d->UpdateInput();
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}
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}
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//
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// RegisterHotplugCallback
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//
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// Register a callback to be called from the input backends' hotplug thread
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// when there is a new device
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//
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void ControllerInterface::RegisterHotplugCallback(std::function<void()> callback)
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{
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m_hotplug_callbacks.emplace_back(std::move(callback));
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}
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//
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// InvokeHotplugCallbacks
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//
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// Invoke all callbacks that were registered
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//
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void ControllerInterface::InvokeHotplugCallbacks() const
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{
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for (const auto& callback : m_hotplug_callbacks)
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callback();
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}
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