1

PrintLabel/PrintLabel.cs

@@ -145,8 +145,13 @@ namespace Asa
 
             while (true)
             {
-                printer.Get();
-                int ret = Convert.ToInt32(printer.Properties["PrinterStatus"].Value);
+                int ret = (int)PrinterStatus.Idle;
+                try
+                {
+                    printer.Get();
+                    ret = Convert.ToInt32(printer.Properties["PrinterStatus"].Value);
+                }
+                catch { }
                 sta = (PrinterStatus)ret;
                 switch(sta)
                 {

PrintLabel_Test/Form2.Designer.cs

@@ -39,6 +39,8 @@ namespace PrintLabel_Test
             this.label2 = new System.Windows.Forms.Label();
             this.timer1 = new System.Windows.Forms.Timer(this.components);
             this.label3 = new System.Windows.Forms.Label();
+            this.button4 = new System.Windows.Forms.Button();
+            this.button5 = new System.Windows.Forms.Button();
             this.SuspendLayout();
             // 
             // button3
@@ -106,19 +108,38 @@ namespace PrintLabel_Test
             // 
             // timer1
             // 
-            this.timer1.Enabled = true;
-            this.timer1.Interval = 1000;
+            this.timer1.Interval = 2000;
             this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
             // 
             // label3
             // 
             this.label3.AutoSize = true;
-            this.label3.Location = new System.Drawing.Point(253, 246);
+            this.label3.Location = new System.Drawing.Point(251, 201);
             this.label3.Name = "label3";
             this.label3.Size = new System.Drawing.Size(41, 12);
             this.label3.TabIndex = 9;
             this.label3.Text = "label3";
             // 
+            // button4
+            // 
+            this.button4.Location = new System.Drawing.Point(634, 12);
+            this.button4.Name = "button4";
+            this.button4.Size = new System.Drawing.Size(123, 49);
+            this.button4.TabIndex = 5;
+            this.button4.Text = "USB直接连接";
+            this.button4.UseVisualStyleBackColor = true;
+            this.button4.Click += new System.EventHandler(this.button4_Click);
+            // 
+            // button5
+            // 
+            this.button5.Location = new System.Drawing.Point(450, 304);
+            this.button5.Name = "button5";
+            this.button5.Size = new System.Drawing.Size(123, 49);
+            this.button5.TabIndex = 5;
+            this.button5.Text = "设置IP地址";
+            this.button5.UseVisualStyleBackColor = true;
+            this.button5.Click += new System.EventHandler(this.button5_Click);
+            // 
             // Form2
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
@@ -129,6 +150,8 @@ namespace PrintLabel_Test
             this.Controls.Add(this.label1);
             this.Controls.Add(this.textBox1);
             this.Controls.Add(this.comboBox1);
+            this.Controls.Add(this.button5);
+            this.Controls.Add(this.button4);
             this.Controls.Add(this.button2);
             this.Controls.Add(this.button3);
             this.Controls.Add(this.button1);
@@ -151,5 +174,7 @@ namespace PrintLabel_Test
         private System.Windows.Forms.Label label2;
         private System.Windows.Forms.Timer timer1;
         private System.Windows.Forms.Label label3;
+        private System.Windows.Forms.Button button4;
+        private System.Windows.Forms.Button button5;
     }
 }
\ No newline at end of file

PrintLabel_Test/Form2.cs

@@ -7,6 +7,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using Zebra.Sdk.Printer.Discovery;
 
 namespace PrintLabel_Test
 {
@@ -79,5 +80,39 @@ namespace PrintLabel_Test
                     });
             });
         }
+
+        private void button4_Click(object sender, EventArgs e)
+        {
+            var dl = ZebraPrinterHelper.ZebraManger.GetUsbDirectAddress();
+            textBox1.Text = dl.First().Key;
+            zebraManger = new ZebraPrinterHelper.ZebraManger(textBox1.Text, ZebraPrinterHelper.ConnectionType.UsbDirect);
+            if (!zebraManger.Connection(out string msg))
+            {
+                MessageBox.Show(msg);
+            }
+            else
+                MessageBox.Show("连接成功");
+        }
+
+        private void button5_Click(object sender, EventArgs e)
+        {
+
+            string cmd = @"^XA
+^ND2,P,192.168.3.4,255.255.255.0,0.0.0.0
+^NBC
+^NC1
+^NPP
+^XZ
+^XA
+^JUS
+^XZ
+~PP
+";
+
+            var cmd2 = "! U1 setvar \"media.printmode\" \"P\"";//p=剥纸,T=撕纸
+
+
+            var cmd3 = "~TA048";//剥纸距离调整 value=cm*80,  048=0.6cm
+        }
     }
 }

PrintLabel_Test/PrintLabel_Test.csproj

@@ -38,6 +38,10 @@
       <HintPath>..\..\ConfigHelper\ConfigHelper\bin\Debug\ConfigHelper.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.VisualBasic" />
+    <Reference Include="SdkApi.Desktop, Version=2.15.2634.0, Culture=neutral, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\ZebraDemoSource\Sdk\SdkApi.Desktop.dll</HintPath>
+    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Xml.Linq" />

ZebraPrinterHelper/ZebraManger.cs

@@ -29,6 +29,7 @@ namespace ZebraPrinterHelper
             ConnectionType = connectionType;
         }
         Connection printerConnection = null;
+        ZebraPrinter printer;
         Connection GetConnection()
         {
             if (ConnectionType == ConnectionType.Network)
@@ -82,6 +83,7 @@ namespace ZebraPrinterHelper
                 printerConnection = GetConnection();
                 printerConnection.Open();
                 PrinterDPI = GetPrinterDPI();
+                printer = ZebraPrinterFactory.GetInstance(printerConnection);
                 return true;
             }
             catch (ConnectionException e)
@@ -143,8 +145,8 @@ namespace ZebraPrinterHelper
         {
             if (!CheckAndGetStatus(out PrinterStatus status, out msg))
                 return false;
-            CancelAll();
-
+            if (status.labelsRemainingInBatch>0)
+                CancelAll();
             if (!status.isReadyToPrint) {
                 string[] printerStatusString = new PrinterStatusMessages(status).GetStatusMessage();
 
@@ -159,7 +161,9 @@ namespace ZebraPrinterHelper
             try
             {
                 ZebraImageI image = ZebraImageFactory.GetImage(bmp);
-                ZebraPrinterFactory.GetInstance(printerConnection).PrintImage(image, 0, 0, 0, 0, false);
+                var width = image.Width * (PrinterDPI/203f);
+                var height = image.Height * (PrinterDPI / 203f);
+                printer.PrintImage(image, 0, 0, (int)width, (int)height, false);
                 return true;
             }
             catch (ConnectionException e)
@@ -245,23 +249,19 @@ namespace ZebraPrinterHelper
         public int GetPrinterDPI()
         {
 
-            try
+            string d = "! U1 getvar \"head.resolution.in_dpi\"\n";
+            var b = Encoding.ASCII.GetBytes(d);
+            var rd = printerConnection.SendAndWaitForResponse(b, 5000, 500, null);
+            var rs = Encoding.ASCII.GetString(rd);
+            if (rs.Length > 0)
             {
-                string d = "! U1 getvar \"head.resolution.in_dpi\"\n";
-                var b = Encoding.ASCII.GetBytes(d);
-                var rd = printerConnection.SendAndWaitForResponse(b, 5000, 500, null);
-                var rs = Encoding.ASCII.GetString(rd);
-                if (rs.Length > 0)
-                {
-                    rs = rs.Trim('\"');
-                    return int.Parse(rs);
-                }
-                return 203;
+                rs = rs.Trim('\"');
+                return int.Parse(rs);
             }
-            catch
-            {
-                return 203;
+            else {
+                throw new ZebraPrinterLanguageUnknownException("Get DPI Error!");
             }
+            return 203;
 
         }
         /// <summary>
@@ -334,15 +334,22 @@ namespace ZebraPrinterHelper
             }
             try
             {
-                ZebraPrinter printer = ZebraPrinterFactory.GetInstance(printerConnection);
-                ZebraPrinterLinkOs linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(printer);
-
-                return (linkOsPrinter != null) ? linkOsPrinter.GetCurrentStatus() : printer.GetCurrentStatus();
+                return printer.GetCurrentStatus();
+                //ZebraPrinterLinkOs linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(printer);
+                //return (linkOsPrinter != null) ? linkOsPrinter.GetCurrentStatus() : printer.GetCurrentStatus();
             }
             catch {
                 return null;
             }
         }
+        public static Dictionary<string, Dictionary<string,string>> GetUsbDirectAddress() {
+            var devicelist = new Dictionary<string, Dictionary<string, string>>();
+            foreach (DiscoveredUsbPrinter printer in UsbDiscoverer.GetZebraUsbPrinters(new ZebraPrinterFilter()))
+            {
+                devicelist[printer.Address] = printer.DiscoveryDataMap;
+            }
+            return devicelist;
+        }
         
     }