设置、刷新屏幕分辨率

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原创最新推荐文章于 2026-05-27 13:01:44 发布 1.3k 阅读 AI 写同款· GEO 优化 ›

C# 中改变显示器的分辨率和刷新频率 C# 中改变显示器的分辨率和刷新频率 void ChangeRes() { Form1 t = new Form1(); long RetVal=0; DEVMODE dm = new DEVMODE(); dm.dmSize= (short)Marshal.SizeOf(typeof(DEVMODE)); dm.dmPelsWidth = 1024; dm.dmPelsHeight= 768; dm.dmDisplayFrequency=85; dm.dmFields = DEVMODE.DM_PELSWIDTH | DEVMODE.DM_PELSHEIGHT | DEVMODE.DM_DISPLAYFREQUENCY; RetVal = ChangeDisplaySettings(ref dm, 0); } 立即下载

//将屏幕分辨率设置成1024*768
#include <windows.h>
#include <stdio.h>

void main()
{
    DEVMODE DevMode;
    ZeroMemory(&DevMode, sizeof(DevMode));

    DevMode.dmSize = sizeof(DevMode);     // DEVMODE结构的大小
    DevMode.dmFields=DM_PELSWIDTH | DM_PELSHEIGHT;
    DevMode.dmPelsWidth=1024;
    DevMode.dmPelsHeight=768;
    ChangeDisplaySettings(&DevMode,0);
    return;
}

//刷新屏幕分辨率

#include <windows.h>
#include <stdio.h>

void main()
{
    DEVMODE DevMode;
    ZeroMemory(&DevMode, sizeof(DevMode));
    //首先获取当前屏幕分辨率
    if(EnumDisplaySettings(NULL,ENUM_CURRENT_SETTINGS,&DevMode) != 0)
    {
        DevMode.dmFields=DM_PELSWIDTH | DM_PELSHEIGHT;
        //然后再设置屏幕
        ChangeDisplaySettings(&DevMode,0);
        return;
    }
    printf("Enum DisplaySettings Error/n");
    return;
}