mirror of
https://github.com/kunkundi/crossdesk.git
synced 2025-12-22 15:49:15 +08:00
[feat] mouse/keyboard control and screen capture supported by using X11 on Linux platform
This commit is contained in:
dijunkun
@@ -1,15 +1,69 @@
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#include "keyboard_capturer.h"
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KeyboardCapturer::KeyboardCapturer() {}
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#include "keyboard_converter.h"
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#include "rd_log.h"
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KeyboardCapturer::~KeyboardCapturer() {}
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static OnKeyAction g_on_key_action = nullptr;
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static void* g_user_ptr = nullptr;
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int KeyboardCapturer::Hook(OnKeyAction on_key_action, void *user_ptr) {
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static int KeyboardEventHandler(Display* display, XEvent* event) {
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if (event->xkey.type == KeyPress || event->xkey.type == KeyRelease) {
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KeySym keySym = XKeycodeToKeysym(display, event->xkey.keycode, 0);
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int key_code = XKeysymToKeycode(display, keySym);
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bool is_key_down = (event->xkey.type == KeyPress);
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if (g_on_key_action) {
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g_on_key_action(key_code, is_key_down, g_user_ptr);
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}
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}
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return 0;
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}
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int KeyboardCapturer::Unhook() { return 0; }
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KeyboardCapturer::KeyboardCapturer() : display_(nullptr), running_(true) {
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display_ = XOpenDisplay(nullptr);
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if (!display_) {
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LOG_ERROR("Failed to open X display.");
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}
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}
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KeyboardCapturer::~KeyboardCapturer() {
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if (display_) {
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XCloseDisplay(display_);
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}
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}
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int KeyboardCapturer::Hook(OnKeyAction on_key_action, void* user_ptr) {
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g_on_key_action = on_key_action;
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g_user_ptr = user_ptr;
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XSelectInput(display_, DefaultRootWindow(display_),
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KeyPressMask | KeyReleaseMask);
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while (running_) {
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XEvent event;
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XNextEvent(display_, &event);
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KeyboardEventHandler(display_, &event);
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}
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return 0;
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}
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int KeyboardCapturer::Unhook() {
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running_ = false;
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return 0;
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}
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int KeyboardCapturer::SendKeyboardCommand(int key_code, bool is_down) {
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if (!display_) {
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LOG_ERROR("Display not initialized.");
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return -1;
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}
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if (vkCodeToX11KeySym.find(key_code) != vkCodeToX11KeySym.end()) {
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int x11_key_code = vkCodeToX11KeySym[key_code];
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KeyCode keycode = XKeysymToKeycode(display_, x11_key_code);
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XTestFakeKeyEvent(display_, keycode, is_down, CurrentTime);
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XFlush(display_);
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}
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return 0;
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}
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}
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@@ -7,6 +7,10 @@
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#ifndef _KEYBOARD_CAPTURER_H_
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#define _KEYBOARD_CAPTURER_H_
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#include <X11/Xlib.h>
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#include <X11/extensions/XTest.h>
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#include <X11/keysym.h>
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#include "device_controller.h"
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class KeyboardCapturer : public DeviceController {
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@@ -20,6 +24,9 @@ class KeyboardCapturer : public DeviceController {
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virtual int SendKeyboardCommand(int key_code, bool is_down);
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private:
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Display *display_;
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Window root_;
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bool running_;
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};
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#endif
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@@ -1,248 +0,0 @@
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/*
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* @Author: DI JUNKUN
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* @Date: 2024-11-25
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* Copyright (c) 2024 by DI JUNKUN, All Rights Reserved.
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*/
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#ifndef _KEYBOARD_CONVERTER_H_
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#define _KEYBOARD_CONVERTER_H_
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#include <map>
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// Windows vkCode to macOS CGKeyCode (104 keys)
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std::map<int, int> vkCodeToCGKeyCode = {
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// A-Z
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{0x41, 0x00}, // A
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{0x42, 0x0B}, // B
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{0x43, 0x08}, // C
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{0x44, 0x02}, // D
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{0x45, 0x0E}, // E
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{0x46, 0x03}, // F
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{0x47, 0x05}, // G
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{0x48, 0x04}, // H
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{0x49, 0x22}, // I
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{0x4A, 0x26}, // J
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{0x4B, 0x28}, // K
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{0x4C, 0x25}, // L
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{0x4D, 0x2E}, // M
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{0x4E, 0x2D}, // N
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{0x4F, 0x1F}, // O
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{0x50, 0x23}, // P
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{0x51, 0x0C}, // Q
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{0x52, 0x0F}, // R
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{0x53, 0x01}, // S
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{0x54, 0x11}, // T
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{0x55, 0x20}, // U
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{0x56, 0x09}, // V
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{0x57, 0x0D}, // W
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{0x58, 0x07}, // X
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{0x59, 0x10}, // Y
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{0x5A, 0x06}, // Z
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// 0-9
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{0x30, 0x1D}, // 0
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{0x31, 0x12}, // 1
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{0x32, 0x13}, // 2
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{0x33, 0x14}, // 3
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{0x34, 0x15}, // 4
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{0x35, 0x17}, // 5
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{0x36, 0x16}, // 6
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{0x37, 0x1A}, // 7
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{0x38, 0x1C}, // 8
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{0x39, 0x19}, // 9
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// F1-F12
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{0x70, 0x7A}, // F1
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{0x71, 0x78}, // F2
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{0x72, 0x63}, // F3
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{0x73, 0x76}, // F4
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{0x74, 0x60}, // F5
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{0x75, 0x61}, // F6
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{0x76, 0x62}, // F7
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{0x77, 0x64}, // F8
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{0x78, 0x65}, // F9
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{0x79, 0x6D}, // F10
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{0x7A, 0x67}, // F11
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{0x7B, 0x6F}, // F12
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// control keys
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{0x1B, 0x35}, // Escape
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{0x0D, 0x24}, // Enter
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{0x20, 0x31}, // Space
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{0x08, 0x33}, // Backspace
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{0x09, 0x30}, // Tab
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{0x2C, 0x74}, // Print Screen
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{0x2D, 0x72}, // Insert
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{0x2E, 0x75}, // Delete
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{0x24, 0x73}, // Home
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{0x23, 0x77}, // End
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{0x21, 0x79}, // Page Up
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{0x22, 0x7A}, // Page Down
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// arrow keys
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{0x25, 0x7B}, // Left Arrow
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{0x27, 0x7C}, // Right Arrow
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{0x26, 0x7E}, // Up Arrow
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{0x28, 0x7D}, // Down Arrow
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// numpad
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{0x60, 0x52}, // Numpad 0
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{0x61, 0x53}, // Numpad 1
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{0x62, 0x54}, // Numpad 2
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{0x63, 0x55}, // Numpad 3
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{0x64, 0x56}, // Numpad 4
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{0x65, 0x57}, // Numpad 5
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{0x66, 0x58}, // Numpad 6
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{0x67, 0x59}, // Numpad 7
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{0x68, 0x5B}, // Numpad 8
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{0x69, 0x5C}, // Numpad 9
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{0x6E, 0x41}, // Numpad .
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{0x6F, 0x4B}, // Numpad /
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{0x6A, 0x43}, // Numpad *
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{0x6D, 0x4E}, // Numpad -
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{0x6B, 0x45}, // Numpad +
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// symbol keys
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{0xBA, 0x29}, // ; (Semicolon)
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{0xDE, 0x27}, // ' (Quote)
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{0xC0, 0x32}, // ` (Backtick)
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{0xBC, 0x2B}, // , (Comma)
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{0xBE, 0x2F}, // . (Period)
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{0xBF, 0x2C}, // / (Slash)
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{0xDC, 0x2A}, // \ (Backslash)
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{0xDB, 0x21}, // [ (Left Bracket)
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{0xDD, 0x1E}, // ] (Right Bracket)
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{0xBD, 0x1B}, // - (Minus)
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{0xBB, 0x18}, // = (Equals)
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// modifier keys
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{0x14, 0x39}, // Caps Lock
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{0xA0, 0x38}, // Shift (Left)
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{0xA1, 0x3C}, // Shift (Right)
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{0xA2, 0x3B}, // Ctrl (Left)
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{0xA3, 0x3E}, // Ctrl (Right)
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{0xA4, 0x3A}, // Alt (Left)
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{0xA5, 0x3D}, // Alt (Right)
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{0x5B, 0x37}, // Left Command (Windows key)
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{0x5C, 0x36}, // Right Command
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};
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// macOS CGKeyCode to Windows vkCode
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std::map<int, int> CGKeyCodeToVkCode = {
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// A-Z
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{0x00, 0x41}, // A
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{0x0B, 0x42}, // B
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{0x08, 0x43}, // C
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{0x02, 0x44}, // D
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{0x0E, 0x45}, // E
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{0x03, 0x46}, // F
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{0x05, 0x47}, // G
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{0x04, 0x48}, // H
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{0x22, 0x49}, // I
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{0x26, 0x4A}, // J
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{0x28, 0x4B}, // K
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{0x25, 0x4C}, // L
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{0x2E, 0x4D}, // M
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{0x2D, 0x4E}, // N
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{0x1F, 0x4F}, // O
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{0x23, 0x50}, // P
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{0x0C, 0x51}, // Q
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{0x0F, 0x52}, // R
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{0x01, 0x53}, // S
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{0x11, 0x54}, // T
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{0x20, 0x55}, // U
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{0x09, 0x56}, // V
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{0x0D, 0x57}, // W
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{0x07, 0x58}, // X
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{0x10, 0x59}, // Y
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{0x06, 0x5A}, // Z
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// 0-9
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{0x1D, 0x30}, // 0
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{0x12, 0x31}, // 1
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{0x13, 0x32}, // 2
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{0x14, 0x33}, // 3
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{0x15, 0x34}, // 4
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{0x17, 0x35}, // 5
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{0x16, 0x36}, // 6
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{0x1A, 0x37}, // 7
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{0x1C, 0x38}, // 8
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{0x19, 0x39}, // 9
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// F1-F12
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{0x7A, 0x70}, // F1
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{0x78, 0x71}, // F2
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{0x63, 0x72}, // F3
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{0x76, 0x73}, // F4
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{0x60, 0x74}, // F5
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{0x61, 0x75}, // F6
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{0x62, 0x76}, // F7
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{0x64, 0x77}, // F8
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{0x65, 0x78}, // F9
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{0x6D, 0x79}, // F10
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{0x67, 0x7A}, // F11
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{0x6F, 0x7B}, // F12
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// control keys
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{0x35, 0x1B}, // Escape
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{0x24, 0x0D}, // Enter
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{0x31, 0x20}, // Space
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{0x33, 0x08}, // Backspace
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{0x30, 0x09}, // Tab
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{0x74, 0x2C}, // Print Screen
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{0x72, 0x2D}, // Insert
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{0x75, 0x2E}, // Delete
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{0x73, 0x24}, // Home
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{0x77, 0x23}, // End
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{0x79, 0x21}, // Page Up
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{0x7A, 0x22}, // Page Down
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// arrow keys
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{0x7B, 0x25}, // Left Arrow
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{0x7C, 0x27}, // Right Arrow
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{0x7E, 0x26}, // Up Arrow
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{0x7D, 0x28}, // Down Arrow
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// numpad
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{0x52, 0x60}, // Numpad 0
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{0x53, 0x61}, // Numpad 1
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{0x54, 0x62}, // Numpad 2
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{0x55, 0x63}, // Numpad 3
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{0x56, 0x64}, // Numpad 4
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{0x57, 0x65}, // Numpad 5
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{0x58, 0x66}, // Numpad 6
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{0x59, 0x67}, // Numpad 7
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{0x5B, 0x68}, // Numpad 8
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{0x5C, 0x69}, // Numpad 9
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{0x41, 0x6E}, // Numpad .
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{0x4B, 0x6F}, // Numpad /
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{0x43, 0x6A}, // Numpad *
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{0x4E, 0x6D}, // Numpad -
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{0x45, 0x6B}, // Numpad +
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// symbol keys
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{0x29, 0xBA}, // ; (Semicolon)
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{0x27, 0xDE}, // ' (Quote)
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{0x32, 0xC0}, // ` (Backtick)
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{0x2B, 0xBC}, // , (Comma)
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{0x2F, 0xBE}, // . (Period)
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{0x2C, 0xBF}, // / (Slash)
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{0x2A, 0xDC}, // \ (Backslash)
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{0x21, 0xDB}, // [ (Left Bracket)
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{0x1E, 0xDD}, // ] (Right Bracket)
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{0x1B, 0xBD}, // - (Minus)
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{0x18, 0xBB}, // = (Equals)
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// modifier keys
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{0x39, 0x14}, // Caps Lock
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{0x38, 0xA0}, // Shift (Left)
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{0x3C, 0xA1}, // Shift (Right)
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{0x3B, 0xA2}, // Control (Left)
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{0x3E, 0xA3}, // Control (Right)
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{0x3A, 0xA4}, // Alt (Left)
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{0x3D, 0xA5}, // Alt (Right)
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{0x37, 0x5B}, // Left Command (Windows key)
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{0x36, 0x5C}, // Right Command
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};
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#endif
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