SetConsoleTextAttribute和SetConsoleScreenBufferInfoEx的使用

#include "pch.h"
#include <iostream>
#include <Windows.h>
#include <stdio.h>

typedef CONSOLE_SCREEN_BUFFER_INFOEX CSBI;

void test1()
{
    printf("Code 1:\n");
    HANDLE out = GetStdHandle(STD_OUTPUT_HANDLE);
    DWORD mode = 0;
    int flag = 1;
    flag &= GetConsoleMode(out, &mode);
    flag &= SetConsoleMode(out, mode | ENABLE_LVB_GRID_WORLDWIDE);
    //7 is the default foreground - gray
    SetConsoleTextAttribute(out, 7 | COMMON_LVB_UNDERSCORE);
    printf("Hello World! 1==%d", flag);
    getchar();
    SetConsoleTextAttribute(out, 7);
    printf("Goodbye World! 1==%d", flag);
    getchar();
}


void test2()
{
    printf("Code 2:\n");
    HANDLE out = GetStdHandle(STD_OUTPUT_HANDLE);
    DWORD mode = 0;
    int flag = 1;
    flag &= GetConsoleMode(out, &mode);
    flag &= SetConsoleMode(out, mode | ENABLE_LVB_GRID_WORLDWIDE);
    CSBI csbi = { 0 };
    csbi.cbSize = sizeof(csbi);
    flag &= GetConsoleScreenBufferInfoEx(out, &csbi);
    csbi.wAttributes |= COMMON_LVB_UNDERSCORE;
    flag &= SetConsoleScreenBufferInfoEx(out, &csbi);
    printf("Hello World! 1==%d", flag);
    getchar();
    csbi.wAttributes &= ~COMMON_LVB_UNDERSCORE;
    flag &= SetConsoleScreenBufferInfoEx(out, &csbi);
    printf("Goodbye World! 1==%d", flag);
    getchar();
}

void test3()
{
//    CONSOLE_SCREEN_BUFFER_INFOEX info;
//    info.cbSize = sizeof(info);
    HANDLE hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
//    GetConsoleScreenBufferInfoEx(hConsole, &info);
//    info.ColorTable[14] = RGB(255, 128, 0);  // Replace yellow
//    SetConsoleScreenBufferInfoEx(hConsole, &info);
    SetConsoleTextAttribute(hConsole,  FOREGROUND_GREEN);
    printf("Hello World!----Start\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!----End\n");
    getchar();
}
void test4()
{
    HANDLE outputHandle = GetStdHandle(STD_OUTPUT_HANDLE); //used twice
    CONSOLE_SCREEN_BUFFER_INFOEX cbie; //hold info

    //article didn't say this was necessary, but to be on the safe side...
    cbie.cbSize = sizeof(CONSOLE_SCREEN_BUFFER_INFOEX);

    GetConsoleScreenBufferInfoEx(outputHandle, &cbie); //get info

    //first, cancel out all foreground attributes
    //then, set the ones you want (I use bright red)
    cbie.wAttributes &=
        ~(FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY);
    cbie.wAttributes |= (FOREGROUND_RED | FOREGROUND_INTENSITY);

    SetConsoleScreenBufferInfoEx(outputHandle, &cbie); //pass updated info back
    printf("Hello World!----Start\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!\n");
    printf("Hello World!----End\n");
    getchar();
}


int main()
{
    test1();
    test2();
    test3();
    test4();
    return 0;
}