基于LVGL8.0.0的代码，移植到QT5上运行

This is a list of major changes in SDL's version history. --------------------------------------------------------------------------- 2.0.14: --------------------------------------------------------------------------- General: * Added support for PS5 DualSense and Xbox Series X controllers to the HIDAPI controller driver * Added game controller button constants for paddles and new buttons * Added game controller functions to get additional information: * SDL_GameControllerGetSerial() * SDL_GameControllerHasAxis() * SDL_GameControllerHasButton() * SDL_GameControllerGetNumTouchpads() * SDL_GameControllerGetNumTouchpadFingers() * SDL_GameControllerGetTouchpadFinger() * SDL_GameControllerHasSensor() * SDL_GameControllerSetSensorEnabled() * SDL_GameControllerIsSensorEnabled() * SDL_GameControllerGetSensorData() * SDL_GameControllerRumbleTriggers() * SDL_GameControllerHasLED() * SDL_GameControllerSetLED() * Added the hint SDL_HINT_JOYSTICK_HIDAPI_PS5 to control whether the HIDAPI driver for PS5 controllers should be used. * Added joystick functions to get additional information: * SDL_JoystickGetSerial() * SDL_JoystickRumbleTriggers() * SDL_JoystickHasLED() * SDL_JoystickSetLED() * Added an API to allow the application to create virtual joysticks: * SDL_JoystickAttachVirtual() * SDL_JoystickDetachVirtual() * SDL_JoystickIsVirtual() * SDL_JoystickSetVirtualAxis() * SDL_JoystickSetVirtualButton() * SDL_JoystickSetVirtualHat() * Added SDL_LockSensors() and SDL_UnlockSensors() to guarantee exclusive access to the sensor list * Added SDL_HAPTIC_STEERING_AXIS to play an effect on the steering wheel * Added the hint SDL_HINT_MOUSE_RELATIVE_SCALING to control whether relative motion is scaled by the screen DPI or renderer logical size * The default value for SDL_HINT_VIDEO_MINIMIZE_ON_FOCUS_LOSS is now false for better compatibility with modern window managers * Added SDL_GetPreferredLocales() to get the application's current locale setting * Added the hint SDL_HINT_PREFERRED_LOCALES to override your application's default locale setting * Added SDL_OpenURL() to open a URL in the system's default browser * Added SDL_HasSurfaceRLE() to tell whether a surface is currently using RLE encoding * Added SDL_SIMDRealloc() to reallocate memory obtained from SDL_SIMDAlloc() * Added SDL_GetErrorMsg() to get the last error in a thread-safe way * Added SDL_crc32(), SDL_wcscasecmp(), SDL_wcsncasecmp(), SDL_trunc(), SDL_truncf() * Added clearer names for RGB pixel formats, e.g. SDL_PIXELFORMAT_XRGB8888, SDL_PIXELFORMAT_XBGR8888, etc. Windows: * Added the RAWINPUT controller driver to support more than 4 Xbox controllers simultaneously * Added the hint SDL_HINT_JOYSTICK_RAWINPUT to control whether the RAWINPUT driver should be used * Added the hint SDL_HINT_JOYSTICK_HIDAPI_CORRELATE_XINPUT to control whether XInput and WGI should be used to for complete controller functionality with the RAWINPUT driver. macOS: * Added the SDL_WINDOW_METAL flag to specify that a window should be created with a Metal view * Added SDL_Metal_GetLayer() to get the CAMetalLayer backing a Metal view * Added SDL_Metal_GetDrawableSize() to get the size of a window's drawable, in pixels Linux: * Added the hint SDL_HINT_AUDIO_DEVICE_APP_NAME to specify the name that shows up in PulseAudio for your application * Added the hint SDL_HINT_AUDIO_DEVICE_STREAM_NAME to specify the name that shows up in PulseAudio associated with your audio stream * Added the hint SDL_HINT_LINUX_JOYSTICK_DEADZONES to control whether HID defined dead zones should be respected on Linux * Added the hint SDL_HINT_THREAD_PRIORITY_POLICY to specify the thread scheduler policy * Added the hint SDL_HINT_THREAD_FORCE_REALTIME_TIME_CRITICAL to allow time critical threads to use a realtime scheduling policy Android: * Added SDL_AndroidRequestPermission() to request a specific system permission * Added the hint SDL_HINT_ANDROID_BLOCK_ON_PAUSE_PAUSEAUDIO to control whether audio will pause when the application goes intot he background OS/2: * Added support for OS/2, see docs/README-os2.md for details Emscripten (running in a web browser): * Added the hint SDL_HINT_EMSCRIPTEN_ASYNCIFY to control whether SDL should call emscripten_sleep internally --------------------------------------------------------------------------- 2.0.12: --------------------------------------------------------------------------- General: * Added SDL_GetTextureScaleMode() and SDL_SetTextureScaleMode() to get and set the scaling mode used for a texture * Added SDL_LockTextureToSurface(), similar to SDL_LockTexture() but the locked area is exposed as a SDL surface. * Added new blend mode, SDL_BLENDMODE_MUL, which does a modulate and blend operation * Added the hint SDL_HINT_DISPLAY_USABLE_BOUNDS to override the results of SDL_GetDisplayUsableBounds() for display index 0. * Added the window underneath the finger to the SDL_TouchFingerEvent * Added SDL_GameControllerTypeForIndex(), SDL_GameControllerGetType() to return the type of a game controller (Xbox 360, Xbox One, PS3, PS4, or Nintendo Switch Pro) * Added the hint SDL_HINT_GAMECONTROLLERTYPE to override the automatic game controller type detection * Added SDL_JoystickFromPlayerIndex() and SDL_GameControllerFromPlayerIndex() to get the device associated with a player index * Added SDL_JoystickSetPlayerIndex() and SDL_GameControllerSetPlayerIndex() to set the player index associated with a device * Added the hint SDL_HINT_GAMECONTROLLER_USE_BUTTON_LABELS to specify whether Nintendo Switch Pro controllers should use the buttons as labeled or swapped to match positional layout. The default is to use the buttons as labeled. * Added support for Nintendo GameCube controllers to the HIDAPI driver, and a hint SDL_HINT_JOYSTICK_HIDAPI_GAMECUBE to control whether this is used. * Improved support for Xbox 360 and Xbox One controllers when using the HIDAPI driver * Added support for many game controllers, including: * 8BitDo FC30 Pro * 8BitDo M30 GamePad * BDA PS4 Fightpad * HORI Fighting Commander * Hyperkin Duke * Hyperkin X91 * MOGA XP5-A Plus * NACON GC-400ES * NVIDIA Controller v01.04 * PDP Versus Fighting Pad * Razer Raion Fightpad for PS4 * Razer Serval * Stadia Controller * SteelSeries Stratus Duo * Victrix Pro Fight Stick for PS4 * Xbox One Elite Series 2 * Fixed blocking game controller rumble calls when using the HIDAPI driver * Added SDL_zeroa() macro to zero an array of elements * Added SDL_HasARMSIMD() which returns true if the CPU has ARM SIMD (ARMv6+) features Windows: * Fixed crash when using the release SDL DLL with applications built with gcc * Fixed performance regression in event handling introduced in 2.0.10 * Added support for SDL_SetThreadPriority() for UWP applications Linux: * Added the hint SDL_HINT_VIDEO_X11_WINDOW_VISUALID to specify the visual chosen for new X11 windows * Added the hint SDL_HINT_VIDEO_X11_FORCE_EGL to specify whether X11 should use GLX or EGL by default iOS / tvOS / macOS: * Added SDL_Metal_CreateView() and SDL_Metal_DestroyView() to create CAMetalLayer-backed NSView/UIView and attach it to the specified window. iOS/ tvOS: * Added support for Bluetooth Steam Controllers as game controllers tvOS: * Fixed support for surround sound on Apple TV Android: * Added SDL_GetAndroidSDKVersion() to return the API level of the current device * Added support for audio capture using OpenSL-ES * Added support for Bluetooth Steam Controllers as game controllers * Fixed rare crashes when the app goes into the background or terminates --------------------------------------------------------------------------- 2.0.10: --------------------------------------------------------------------------- General: * The SDL_RW* macros have been turned into functions that are available only in 2.0.10 and onward * Added