vc控制台进度条示例代码

#define WIN32_LEAN_AND_MEAN #include <windows.h> #include <stdlib.h> #include <stdio.h> #include <stdint.h> /// <summary> /// 在控制台上显示一个进度条 /// </summary> /// <param name="hConsole">控制台</param> /// <param name="percent">需要显示的进度条百分比 0 -100</param> /// <param name="back">光标是否回到起始位置，方便下一次刷新进度条，或者指向下一行</param> /// <param name="show">是否显示光标</param> /// <param name="clear">是否清空进度条</param> void print_percent(HANDLE ostd, int percent, BOOL back, BOOL show, BOOL clear = FALSE) { COORD cur_coord = { 0, 0 }; // 记录起始光标位置 DWORD written; CONSOLE_SCREEN_BUFFER_INFO csbi; DWORD number; if (ostd == NULL) { ostd = GetStdHandle(STD_OUTPUT_HANDLE); } if (percent > 100) percent = 100; else if (percent < 0) percent = 0; if (clear) percent = 100; // 百分比影响绘制长度，clear时按100的长度来清空 if (!GetConsoleScreenBufferInfo(ostd, &csbi)) { return; } WORD attr = 0;// 指定属性，0为默认属性 if (!clear) attr = FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_INTENSITY | BACKGROUND_BLUE; number = csbi.dwSize.X * percent / 200; // 获得百分比对应的dwConsize，进度占整个屏幕宽度的一半 cur_coord = csbi.dwCursorPosition; // 进度条起始位置 TCHAR str[10]; swprintf_s(str, 10, TEXT("%d%%"), percent); // 填充屏幕 if (!FillConsoleOutputCharacter(ostd, (TCHAR)' ', // 填充内容 number, // 绘制数量 cur_coord, // 绘制起始坐标 &written)) { return; } WriteConsole(ostd, str, lstrlen(str), &written, NULL); // 设置显示样式. if (!FillConsoleOutputAttribute(ostd, attr, number, cur_coord, &written)) { return; } if (back) // 光标回到进度条开头 { SetConsoleCursorPosition(ostd, cur_coord); } else // 光标指向下一行 { SetConsoleCursorPosition(ostd, cur_coord); printf("\n"); } // 隐藏或显示光标 CONSOLE_CURSOR_INFO cursorInfo; GetConsoleCursorInfo(ostd, &cursorInfo); cursorInfo.bVisible = show; SetConsoleCursorInfo(ostd, &cursorInfo); } void progress_demo(void) { int count = 0; while (1)// 发送 { int progress = count % 100; if (0 == progress) { print_percent(NULL, 0, TRUE, FALSE, TRUE); // 清空进度条 } print_percent(NULL, count % 100, TRUE, FALSE); // 绘制进度条 Sleep(100); count++; } return; } int main() { progress_demo(); getchar(); return 1; }