C++如何模拟实现键盘打字程序
发表于：2026-11-02 作者：千家信息网编辑
千家信息网最后更新 2026年11月02日，小编给大家分享一下C++如何模拟实现键盘打字程序，相信大部分人都还不怎么了解，因此分享这篇文章给大家参考一下，希望大家阅读完这篇文章后大有收获，下面让我们一起去了解一下吧！程序演示：程序代码：#inc
千家信息网最后更新 2026年11月02日C++如何模拟实现键盘打字程序
小编给大家分享一下C++如何模拟实现键盘打字程序，相信大部分人都还不怎么了解，因此分享这篇文章给大家参考一下，希望大家阅读完这篇文章后大有收获，下面让我们一起去了解一下吧！
程序演示：
程序代码：
#include#include #include #include using namespace std; class KeyBoard{public: KeyBoard(); ~KeyBoard(); int randomKeys();//产生1~26的随机值 void showBoard();//画键盘 void showText();//显示键值 void acceptAction();//获取响应private: int randomKey;//随机值 int Struct;//支撑体 int keySize;//键块大小 int x1, y1;//第一行的第一个键块左上角坐标 int x2, y2;//第二行的第一个键块左上角坐标 int x3, y3;//第三行的第一个键块左上角坐标}; KeyBoard::KeyBoard(){ Struct = 10; keySize = 50; x1 = 50, y1 = 50; x2 = 70, y2 = 110; x3 = 90, y3 = 170; initgraph(1000, 400); showBoard(); _getch();} KeyBoard::~KeyBoard(){ } void KeyBoard::showText(){ settextcolor(WHITE); TCHAR firstRowKeys[100] = _T("Q W E R T Y U I O P");//定义字符数组 settextstyle(20, 0, _T("楷体")); outtextxy(65, 60, firstRowKeys); TCHAR secondRowKeys[100] = _T("A S D F G H J K L");//定义字符数组 settextstyle(20, 0, _T("楷体")); outtextxy(85, 125, secondRowKeys); TCHAR thirdRowKeys[100] = _T("Z X C V B N M");//定义字符数组 settextstyle(20, 0, _T("楷体")); outtextxy(105, 190, thirdRowKeys);} void KeyBoard::showBoard(){ int tx1 = x1,tx2 = x2,tx3 = x3; showText(); for (int i = 0; i < 10; i++) { rectangle(x1, y1, x1 + keySize, y1 + keySize); x1 = x1 + keySize + Struct; } x1 = tx1; for (int i = 0; i < 9; i++) { rectangle(x2, y2, x2 + keySize, y2 + keySize); x2 = x2 + keySize + Struct; } x2 = tx2; for (int i = 0; i < 7; i++) { rectangle(x3, y3, x3 + keySize, y3 + keySize); x3 = x3 + keySize + Struct; } x3 = tx3;} int KeyBoard::randomKeys(){ srand((unsigned)time(NULL)); randomKey = rand() % 26 + 1;//1到26 return randomKey;} void KeyBoard::acceptAction(){ int tx1 = x1, tx2 = x2, tx3 = x3; int flag = randomKeys(); char input; switch (flag) { case 1: setlinecolor(GREEN); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'Q' || input == 'q') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'Q' || input == 'q') { setlinecolor(WHITE); break; } } } break; case 2: setlinecolor(GREEN); x1 = x1 + keySize + Struct; rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'W' || input == 'w') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'W' || input == 'w') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 3: setlinecolor(GREEN); x1 = x1 + 2 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'E' || input == 'e') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'E' || input == 'e') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 4: setlinecolor(GREEN); x1 = x1 + 3 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'R' || input == 'r') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'R' || input == 'r') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 5: setlinecolor(GREEN); x1 = x1 + 4 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'T' || input == 't') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'T' || input == 't') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 6: setlinecolor(GREEN); x1 = x1 + 5 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'Y' || input == 'y') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'Y' || input == 'y') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 7: setlinecolor(GREEN); x1 = x1 + 6 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'U' || input == 'u') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'U' || input == 'u') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 8: setlinecolor(GREEN); x1 = x1 + 7 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'I' || input == 'i') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'I' || input == 'i') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 9: setlinecolor(GREEN); x1 = x1 + 8 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'O' || input == 'o') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'O' || input == 'o') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 10: setlinecolor(GREEN); x1 = x1 + 9 * (keySize + Struct); rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'P' || input == 'p') { setlinecolor(WHITE); } else { while (1) { rectangle(x1, y1, x1 + keySize, y1 + keySize); input = _getch(); if (input == 'P' || input == 'p') { setlinecolor(WHITE); break; } } } x1 = tx1; break; case 11: setlinecolor(GREEN); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'A' || input == 'a') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'A' || input == 'a') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 12: setlinecolor(GREEN); x2 = x2 + keySize + Struct; rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'S' || input == 's') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'S' || input == 's') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 13: setlinecolor(GREEN); x2 = x2 + 2 * (keySize + Struct); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'D' || input == 'd') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'D' || input == 'd') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 14: setlinecolor(GREEN); x2 = x2 + 3 * (keySize + Struct); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'F' || input == 'f') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'F' || input == 'f') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 15: setlinecolor(GREEN); x2 = x2 + 4 * (keySize + Struct); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'G' || input == 'g') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'G' || input == 'g') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 16: setlinecolor(GREEN); x2 = x2 + 5 * (keySize + Struct); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'H' || input == 'h') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'H' || input == 'h') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 17: setlinecolor(GREEN); x2 = x2 + 6 * (keySize + Struct); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'J' || input == 'j') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'J' || input == 'j') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 18: setlinecolor(GREEN); x2 = x2 + 7 * (keySize + Struct); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'K' || input == 'k') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'K' || input == 'k') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 19: setlinecolor(GREEN); x2 = x2 + 8 * (keySize + Struct); rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'L' || input == 'l') { setlinecolor(WHITE); } else { while (1) { rectangle(x2, y2, x2 + keySize, y2 + keySize); input = _getch(); if (input == 'L' || input == 'l') { setlinecolor(WHITE); break; } } } x2 = tx2; break; case 20: setlinecolor(GREEN); rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'Z' || input == 'z') { setlinecolor(WHITE); } else { rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'Z' || input == 'z') { setlinecolor(WHITE); break; } } x3 = tx3; break; case 21: setlinecolor(GREEN); x3 = x3 + keySize + Struct; rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'X' || input == 'x') { setlinecolor(WHITE); } else { while (1) { rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'X' || input == 'x') { setlinecolor(WHITE); break; } } } x3 = tx3; break; case 22: setlinecolor(GREEN); x3 = x3 + 2 * (keySize + Struct); rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'C' || input == 'c') { setlinecolor(WHITE); } else { while (1) { rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'C' || input == 'c') { setlinecolor(WHITE); break; } } } x3 = tx3; break; case 23: setlinecolor(GREEN); x3 = x3 + 3 * (keySize + Struct); rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'V' || input == 'v') { setlinecolor(WHITE); } else { while (1) { rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'V' || input == 'v') { setlinecolor(WHITE); break; } } } x3 = tx3; break; case 24: setlinecolor(GREEN); x3 = x3 + 4 * (keySize + Struct); rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'B' || input == 'b') { setlinecolor(WHITE); } else { while (1) { rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'B' || input == 'b') { setlinecolor(WHITE); break; } } } x3 = tx3; break; case 25: setlinecolor(GREEN); x3 = x3 + 5 * (keySize + Struct); rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'N' || input == 'n') { setlinecolor(WHITE); } else { while (1) { rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'N' || input == 'n') { setlinecolor(WHITE); break; } } } x3 = tx3; break; case 26: setlinecolor(GREEN); x3 = x3 + 6 * (keySize + Struct); rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'M' || input == 'm') { setlinecolor(WHITE); } else { while (1) { rectangle(x3, y3, x3 + keySize, y3 + keySize); input = _getch(); if (input == 'M' || input == 'm') { setlinecolor(WHITE); break; } } } x3 = tx3; break; }} int main(){ KeyBoard KB; while (1) { KB.showBoard(); KB.acceptAction(); } return 0;}
以上是"C++如何模拟实现键盘打字程序"这篇文章的所有内容，感谢各位的阅读！相信大家都有了一定的了解，希望分享的内容对大家有所帮助，如果还想学习更多知识，欢迎关注行业资讯频道！
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