最近用aardio写了一个打印管理工具，写了一个简单的库，实现了简单的打印机和打印任务管理功能，分享给大家一起学习。

库文件：printMGT

Code AardioLine:131复制
	
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//Printer MGT
//打印机控制 by breezee
//https://blog.csdn.net/wuyindesign/article/details/139549307
namespace printMGT;
import com.wmi;
//获取所有打印机
getAllPrinter = function() {
    //返回数据结构：
    //{name=打印机名, status=打印机状态, portName=端口名}
    var getPrinterStatus = function(statusCode) { //返回打印机状态
        select(statusCode) {
            case 1 return "其他"
            case 2 return "未知"
            case 3 return "空闲"
            case 4 return "正在打印"
            case 5 return "预热"
            case 6 return "停止打印"
            case 7 return "脱机"
            else   return "错误"
        }
    }        
    var prtList = {};
    //https://learn.microsoft.com/zh-cn/windows/win32/cimwin32prov/win32-printer?redirectedfrom=MSDN
    //https://wutils.com/wmi/root/cimv2/win32_printer/
    //DeviceID 系统上打印机的唯一标识符, PortName 端口, PrinterState 打印机的状态信息与逻辑设备
    for index, wmiPrinter in com.wmi.each("SELECT * FROM Win32_Printer") {
        ..table.push( prtList, {name = wmiPrinter.Name; status = wmiPrinter.WorkOffline?"脱机":getPrinterStatus(wmiPrinter.PrinterStatus), portName = wmiPrinter.PortName}); //打印机名称，打印机状态：就绪/脱机/正在打印
    }
    return prtList;
}    
//获取打印任务
getPrintQueue = function(printerName) { //如果没有指定打印机，则读取所有打印任务
    //返回数据结构：
    //{name="打印机名称";jobs={{"文档名","状态","所有者","页数","文档大小","纸张大小","提交时间","端口","优先级","任务ID","打印机名称"}}}
    var jobs = {};
    for index, wmiJob in com.wmi.each("SELECT * FROM Win32_PrintJob") {
        //Name 打印机名+作业的标识符号; DriverName 用于打印作业的打印机驱动程序的名称;
        //JobId 作业的标识符; JobStatus 作业状态; Status 对象的当前状态; StatusMask 与此打印作业相关的可能状态的掩码
        //StartTime 作业开始的时间, ElapsedTime 作业执行的时间长度, TimeSubmitted 提交作业的时间, UntilTime 作业无效或应停止的时间 
        //Document 打印作业的名称; DriverName 打印作业的驱动名称; 
        //ElapsedTime 作业执行的时间长度; StartTime 作业开始的时间; TimeSubmitted 提交作业的时间; 
        //PagesPrinted 打印的页数。 如果打印作业不包含分页分隔信息，则此值可以为 0 
        //TotalPages 完成作业所需的页数; UntilTime 作业无效或应停止的时间; Priority 优先级;
        //var printer = {name = wmiPrinter.Name; status = wmiPrinter.WorkOffline?"脱机":getPrinterStatus(wmiPrinter.PrinterStatus)}
        
        var prtName = ..string.split(wmiJob.Name, ",")[1];        
        if (#printerName && prtName != printerName) continue;
        var jobInfo = {};
        ..table.push(jobInfo, wmiJob.Document, wmiJob.JobStatus?wmiJob.JobStatus:"-", wmiJob.Owner); //文档名 状态 所有者
        
        if (wmiJob.PagesPrinted == 0) //已打印页数/文档总页数
            ..table.push(jobInfo, wmiJob.TotalPages)
        else ..table.push(jobInfo, wmiJob.PagesPrinted ++ "/" ++ (wmiJob.PagesPrinted + wmiJob.TotalPages));
    
        if (wmiJob.Size >= 1024*1024) //文档大小
            ..table.push(jobInfo, ..math.floor(wmiJob.Size/1048576) ++ " MB")
        else ..table.push(jobInfo, ..math.floor(wmiJob.Size/1024) ++ " KB");
        ..table.push(jobInfo, wmiJob.PaperSize); //纸张大小
        var y,m,d,h,min,s = ..string.match(wmiJob.TimeSubmitted, "^(\d{4})(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})");
        ..table.push(jobInfo, ..string.format("%d:%d:%d %d/%d/%d",h,min,s,y,m,d));    //提交时间
        ..table.push(jobInfo, ""); //端口号
        ..table.push(jobInfo, wmiJob.Priority);        //优先级
        ..table.push(jobInfo, wmiJob.JobId); //作业的标识符
        
        if (!jobs[prtName]) jobs[prtName] = {};
        ..table.push(jobs[prtName], jobInfo);        
    }
    var prtQueue = {};
    for(name, value in jobs){
        ..table.push(prtQueue, {name=name, jobs=value});    
    }    
    return prtQueue;
}
    
//根据任务ID返回任务对象
getPrintJob = function(jobID){
    if (!jobID) return; 
    var job;
    for index, wmiJob in com.wmi.each("SELECT * FROM Win32_PrintJob WHERE JobId=" ++ jobID) {
        job = wmiJob;
    }
    return job; 
}
//取消打印任务
cancelPrintJob = function(jobID){
    var job = getPrintJob(jobID);
    if (job) job.Delete_(); //后面带下划线的是隐藏方法
}
    
//打开系统设置面板：打印机和扫描仪
openPrintersAndFaxesFolder = function(){
    import process.control;
    if(!_WIN10_LATER){
        //更多设置页面地址参数：https://learn.microsoft.com/zh-cn/windows/uwp/launch-resume/launch-settings-app#devices
        process.control("ms-settings:printers")
    }
    else {
        //控制面板\所有控制面板项\设备和打印机
        process.control("printers")
    }
}
//打开打印队列对话框
openPrinterQueue = function(prtName){
    if (!prtName) return; 
    import process.rundll;
    process.rundll("printui.dll","PrintUIEntry",'/o /n "' ++ prtName ++ '"');
}
//打开打印机首选项
openPrinterPreferences = function(prtName){
    if (!prtName) return; 
    import process.rundll;
    process.rundll("printui.dll","PrintUIEntry",'/e /n "' ++ prtName ++ '"');
}
//打开打印机属性对话框
openPrintProperties = function(prtName){
    if (!prtName) return; 
    import process.rundll;
    process.rundll("printui.dll","PrintUIEntry",'/p /n "' ++ prtName ++ '"');    
}

使用示例：

Code AardioLine:125复制
	
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import win.ui;
import fonts.fontAwesome;
/*DSG{{*/
winform = win.form(text="打印管理 -  by breezee";right=1151;bottom=543)
winform.add(
btnLoadPrinter={cls="button";text="加载所有打印机";left=16;top=16;right=151;bottom=56;z=1};
btnPrintersFolder={cls="button";text="打开设备和打印机";left=1008;top=24;right=1136;bottom=56;color=8421504;z=3};
lvwPrintJob={cls="listview";left=16;top=320;right=1136;bottom=528;edge=1;fullRow=1;msel=false;z=5};
lvwPrinter={cls="listview";left=16;top=72;right=1136;bottom=280;edge=1;fullRow=1;msel=false;z=4};
static2={cls="static";text="打印任务：";left=16;top=296;right=120;bottom=320;color=8421504;db=1;dl=1;font=LOGFONT(h=-15);transparent=1;z=6};
staticPrinter={cls="static";left=96;top=296;right=600;bottom=320;db=1;dl=1;font=LOGFONT(h=-15);transparent=1;z=2};
staticTotal={cls="static";left=632;top=296;right=1136;bottom=320;align="right";color=8421504;db=1;dl=1;transparent=1;z=7}
)
/*}}*/
//打印机控制 by breezee
// 
import console;
import printMGT;
//加载打印机按钮
winform.btnLoadPrinter.oncommand = function(id,event) {
    //读取所有打印机列表（包含脱机的）
    winform.lvwPrinter.clear();
    var printerList = printMGT.getAllPrinter();
    for (i=1; #printerList; 1) {
        winform.lvwPrinter.addItem({printerList[i].name; printerList[i].portName; printerList[i].status});        
    }
}
//打开系统控制面板：设备和打印机
winform.btnPrintersFolder.oncommand = function(id,event){
    printMGT.openPrintersAndFaxesFolder();
}
//打印机列表
winform.lvwPrinter.setColumns({"打印机名称","端口名称","状态"},{300,350,80});
winform.lvwPrinter.onFocusedChanged = function(item,subItem,nmListView){
    var prtName = owner.getItemText(item,subItem);
    winform.staticPrinter.text = prtName;
    winform.staticTotal.text = "";
    winform.lvwPrintJob.clear();    
    var printQueue = printMGT.getPrintQueue(prtName); //获取该打印机的打印队列
    if (#printQueue) {
        winform.staticTotal.text = "队列中有 " ++ #printQueue ++ " 个文档"
        for(i=1; #printQueue[1].jobs; 1){
            winform.lvwPrintJob.addItem(printQueue[1].jobs[i]);        
        }
    }
}
//打印机列表右键菜单
winform.lvwPrinter.onRightClick = function(item,subItem,nmListView){
    if (!item) return;
    import win.ui.menu;
    var popmenu = win.ui.popmenu(winform);
    popmenu.add("打印机属性",,,1);
    popmenu.add("打印首选项",,,2);
    popmenu.add("打开打印队列",,,3);
    var ptrName = owner.getItemText(item,1);
    if (#ptrName) {
        select(popmenu.popId()) {
            case 1 printMGT.openPrintProperties(ptrName);    
            case 2 printMGT.openPrinterPreferences(ptrName);
            case 3 printMGT.openPrinterQueue(ptrName);
        }
    }
}
//打印队列列表
winform.lvwPrintJob.setColumns({"文档名","状态","所有者","页数","文档大小","纸张大小","提交时间","端口","优先级","任务ID"},{300,150,80,50,80,130,130,50,60,0});
//打印队列右键菜单
winform.lvwPrintJob.onRightClick = function(item,subItem,nmListView){
    if (!item) return;            
    var jobId = owner.getItemText(item, 10);
    var job = printMGT.getPrintJob(jobId); //获取打印任务
    if (!job) {
        import win.dlg.message;
        winform.msgErr("加载该打印任务出错。");
        return; 
    }
    var jobStatus = job.JobStatus : "-"; //任务状态
    
    //创建右键菜单
    import win.ui.menu;
    var popmenu = win.ui.popmenu(winform); 
    if (string.find(jobStatus, "暂停"))
        popmenu.add("继续",,,1)
    else
        popmenu.add("暂停",,,1);
    popmenu.add("重新启动",,,2);
    popmenu.add(/*---分隔线---*/);
    popmenu.add("取消任务",,,3);
    popmenu.add(/*---分隔线---*/);
    popmenu.add("任务属性",,,4);
    popmenu.enable(6,false); //暂时未能实现"任务属性"
    
    select(popmenu.popId()) {
        case 1 { //暂停
            if (job){
                if (string.find(jobStatus, "暂停")) 
                    job.Resume() //继续
                else
                    job.Pause(); //暂停
                //更新任务状态
                job = printMGT.getPrintJob(jobId);
                owner.setItemText(job.JobStatus:"-", item, 2);
            }
        }
        case 2 { //重新启动
            printMGT.openPrinterProperties(winform.staticPrinter.text);
        }
        case 3 { //取消任务
            printMGT.cancelPrintJob(jobId);
            owner.delItem(item);
        }
        case 4 { //任务属性
            //暂时没有实现"任务属性"
        }
    }    
}
winform.show();
return win.loopMessage();