uniapp调用芯烨xprinter打印机安卓sdk

因为xprinter的安卓sdk需要在安卓项目里配置service，但是uniapp里云打包无法配置service，所以只能用原生插件离线打包的形式开发。https://nativesupport.dcloud.net.cn/NativePlugin/offline_package/android

UniPlugin-Hello-AS安卓项目引入 PosPrinterSDK.jar

1.android自定义插件代码

  

   

    

     

    
    

     

      package com.yf.xprinter;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import android.app.Activity;
     
    
   

    

     

    
    

     

      import android.content.ComponentName;
     
    
   

    

     

    
    

     

      import android.content.Intent;
     
    
   

    

     

    
    

     

      import android.content.ServiceConnection;
     
    
   

    

     

    
    

     

      import android.os.IBinder;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import com.taobao.weex.annotation.JSMethod;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import net.posprinter.posprinterface.IMyBinder;
     
    
   

    

     

    
    

     

      import net.posprinter.posprinterface.ProcessData;
     
    
   

    

     

    
    

     

      import net.posprinter.posprinterface.TaskCallback;
     
    
   

    

     

    
    

     

      import net.posprinter.service.PosprinterService;
     
    
   

    

     

    
    

     

      import net.posprinter.utils.PosPrinterDev;
     
    
   

    

     

    
    

     

      import net.posprinter.utils.StringUtils;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import java.util.HashMap;
     
    
   

    

     

    
    

     

      import java.util.List;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import io.dcloud.feature.uniapp.bridge.UniJSCallback;
     
    
   

    

     

    
    

     

      import io.dcloud.feature.uniapp.common.UniModule;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      public class print extends UniModule {
     
    
   

    

     

    
    

     
    @JSMethod(uiThread = false)
     
    
   

    

     

    
    

     
    public String getVersion() {
     
    
   

    

     

    
    

     
        return "V20210622";
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    private static IMyBinder myBinder;
     
    
   

    

     

    
    

     
    private static ServiceConnection mSerconnection;
     
    
   

    

     

    
    

     
    @JSMethod(uiThread = false)
     
    
   

    

     

    
    

     
    public boolean serviceConnection(final UniJSCallback callback) {
     
    
   

    

     

    
    

     

              mSerconnection= new ServiceConnection() {
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void onServiceConnected(ComponentName name, IBinder service) {
     
    
   

    

     

    
    

     

                      myBinder= (IMyBinder) service;
     
    
   

    

     

    
    

     

                      callback.invokeAndKeepAlive("connect");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void onServiceDisconnected(ComponentName name) {
     
    
   

    

     

    
    

     

                      callback.invokeAndKeepAlive("disconnect");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     

              };
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
        //bind service，get imyBinder
     
    
   

    

     

    
    

     
        Intent intent =new Intent(mWXSDKInstance.getContext(), PosprinterService.class);
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
        Activity activity = (Activity )mWXSDKInstance.getContext();
     
    
   

    

     

    
    

     

              activity.bindService(intent,mSerconnection,Activity.BIND_AUTO_CREATE);
     
    
   

    

     

    
    

     
        return true;
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    @JSMethod(uiThread = false)
     
    
   

    

     

    
    

     
    public List<String> getUsbPathNames() {
     
    
   

    

     

    
    

     
        return PosPrinterDev.GetUsbPathNames(mWXSDKInstance.getContext());
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    @JSMethod(uiThread = false)
     
    
   

    

     

    
    

     
    public boolean connectUsbPort(String usbAddress,final UniJSCallback callback) {
     
    
   

    

     

    
    

     

              myBinder.ConnectUsbPort(mWXSDKInstance.getContext(),usbAddress, new TaskCallback() {
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnSucceed() {
     
    
   

    

     

    
    

     

                      callback.invoke("succeed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnFailed() {
     
    
   

    

     

    
    

     

                      callback.invoke("failed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     

              });
     
    
   

    

     

    
    

     
        return true;
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    @JSMethod(uiThread = false)
     
    
   

    

     

    
    

     
    public boolean testWrite(final UniJSCallback callback) {
     
    
   

    

     

    
    

     
        byte[] bytes= StringUtils.strTobytes("1234567890qwertyuiopakjbdscm nkjdv mcdskjb");
     
    
   

    

     

    
    

     

              myBinder.Write(bytes, new TaskCallback() {
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnSucceed() {
     
    
   

    

     

    
    

     

                      callback.invoke("succeed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnFailed() {
     
    
   

    

     

    
    

     

                      callback.invoke("failed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     

              });
     
    
   

    

     

    
    

     
        return true;
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    @JSMethod(uiThread = false)
     
    
   

    

     

    
    

     
    public boolean write(byte[] bytes,final UniJSCallback callback) {
     
    
   

    

     

    
    

     

              myBinder.Write(bytes, new TaskCallback() {
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnSucceed() {
     
    
   

    

     

    
    

     

                      callback.invoke("succeed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnFailed() {
     
    
   

    

     

    
    

     

                      callback.invoke("failed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     

              });
     
    
   

    

     

    
    

     
        return true;
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    @JSMethod(uiThread = false)
     
    
   

    

     

    
    

     
    public boolean writeSendData(final List<byte[]> byteList, final UniJSCallback callback) {
     
    
   

    

     

    
    

     

              myBinder.WriteSendData(new TaskCallback() {
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnSucceed() {
     
    
   

    

     

    
    

     

                      callback.invoke("succeed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public void OnFailed() {
     
    
   

    

     

    
    

     

                      callback.invoke("failed");
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     

              }, new ProcessData() {
     
    
   

    

     

    
    

     
            @Override
     
    
   

    

     

    
    

     
            public List<byte[]> processDataBeforeSend() {
     
    
   

    

     

    
    

     
                return byteList;
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     

              });
     
    
   

    

     

    
    

     
        return true;
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      }
     
    
  
 

  
 
 

2.uniapp页面代码

  

   

    

     

    
    

     

      <template>
     
    
   

    

     

    
    

     
	<view>
     
    
   

    

     

    
    

     
		<view>
     
    
   

    

     

    
    

     
			<button @click="getversion()">getversion</button>
     
    
   

    

     

    
    

     
			<button @click="serviceConnection()">serviceConnection</button>
     
    
   

    

     

    
    

     
			<input style="width: 100%;" v-model="usbport"/>
     
    
   

    

     

    
    

     
			<button @click="getUsbPathNames()">getUsbPathNames</button>
     
    
   

    

     

    
    

     
			<button @click="connectUsbPort()">connectUsbPort</button>
     
    
   

    

     

    
    

     
			<button @click="testWrite()">testWrite</button>
     
    
   

    

     

    
    

     
			<button @click="printText()">printText</button>
     
    
   

    

     

    
    

     
		</view>
     
    
   

    

     

    
    

     
		<text v-for="(item,index) in msglist">{{item}}\n</text>
     
    
   

    

     

    
    

     
	</view>
     
    
   

    

     

    
    

     

      </template>
     
    
   

    

     

    
    

     

      <script>
     
    
   

    

     

    
    

     
	const xprinter = uni.requireNativePlugin('zzzili-xprinter');
     
    
   

    

     

    
    

     
	export default {
     
    
   

    

     

    
    

     
		data() {
     
    
   

    

     

    
    

     
			return {
     
    
   

    

     

    
    

     
				msglist: [],
     
    
   

    

     

    
    

     
				usbport:'/dev/bus/usb/002/008'
     
    
   

    

     

    
    

     

      			}
     
    
   

    

     

    
    

     

      		},
     
    
   

    

     

    
    

     
		onLoad() {
     
    
   

    

     

    
    

     
			this.msglist.push('start test print')
     
    
   

    

     

    
    

     

      		},
     
    
   

    

     

    
    

     
		methods: {
     
    
   

    

     

    
    

     
			getversion: function() {
     
    
   

    

     

    
    

     
				this.msglist.push(xprinter.getVersion());				
     
    
   

    

     

    
    

     

      			},
     
    
   

    

     

    
    

     
			serviceConnection: function() {
     
    
   

    

     

    
    

     
				
     
    
   

    

     

    
    

     
				var that = this;
     
    
   

    

     

    
    

     
				 var result = xprinter.serviceConnection(function(res){
     
    
   

    

     

    
    

     
				 	console.log(res);
     
    
   

    

     

    
    

     

      				 	that.msglist.push(res);
     
    
   

    

     

    
    

     

      				 });				
     
    
   

    

     

    
    

     
				this.msglist.push(JSON.stringify(result));
     
    
   

    

     

    
    

     

      			},
     
    
   

    

     

    
    

     
			getUsbPathNames: function() {
     
    
   

    

     

    
    

     
				var that = this;
     
    
   

    

     

    
    

     
				var result = xprinter.getUsbPathNames();		
     
    
   

    

     

    
    

     
				this.msglist.push(JSON.stringify(result));	
     
    
   

    

     

    
    

     

      			},
     
    
   

    

     

    
    

     
			connectUsbPort: function() {
     
    
   

    

     

    
    

     
				var that = this;
     
    
   

    

     

    
    

     
				var result = xprinter.connectUsbPort(this.usbport,function(res){
     
    
   

    

     

    
    

     
					console.log(res);
     
    
   

    

     

    
    

     

      					that.msglist.push(res);
     
    
   

    

     

    
    

     

      				});		
     
    
   

    

     

    
    

     
				this.msglist.push(result);	
     
    
   

    

     

    
    

     

      			},
     
    
   

    

     

    
    

     
			printText: function() {
     
    
   

    

     

    
    

     
				var that = this;
     
    
   

    

     

    
    

     
				var str = "123456789zbc";
     
    
   

    

     

    
    

     
				var result = xprinter.write(str.getBytes(),function(res){
     
    
   

    

     

    
    

     
					console.log(res);
     
    
   

    

     

    
    

     

      					that.msglist.push(res);
     
    
   

    

     

    
    

     

      				});		
     
    
   

    

     

    
    

     
				this.msglist.push(result);	
     
    
   

    

     

    
    

     

      			},
     
    
   

    

     

    
    

     
			testWrite: function() {
     
    
   

    

     

    
    

     
				var that = this;
     
    
   

    

     

    
    

     
				var result = xprinter.testWrite(function(res){
     
    
   

    

     

    
    

     
					console.log(res);
     
    
   

    

     

    
    

     

      					that.msglist.push(res);
     
    
   

    

     

    
    

     

      				});		
     
    
   

    

     

    
    

     
				this.msglist.push(result);	
     
    
   

    

     

    
    

     

      			},
     
    
   

    

     

    
    

     

      		}
     
    
   

    

     

    
    

     

      	}
     
    
   

    

     

    
    

     

      </script>
     
    
   

    

     

    
    

     

      <style>
     
    
   

    

     

    
    

     

      </style>
     
    
  
 

  
 
 

3.安卓项目AndroidManifest.xml文件中增加配置

<service android:name="net.posprinter.service.PosprinterService" />
 

文章来源: zzzili.blog.csdn.net，作者：清雨小竹，版权归原作者所有，如需转载，请联系作者。

原文链接：zzzili.blog.csdn.net/article/details/118105543