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lensman
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调整打印机服务实现

chengzhenyu 9 年之前
父节点
e0e1907040
当前提交
225edb1511
共有 3 个文件被更改，包括 212 次插入 和 100 次删除
显示文件统计
  1. 2 0
      app/src/main/AndroidManifest.xml
  2. 176 0
      app/src/main/java/ai/pai/lensman/printer/PrinterService.java
  3. 34 100
      app/src/main/java/ai/pai/lensman/printer/PrinterSettingPresenter.java

+ 2 - 0
app/src/main/AndroidManifest.xml
查看文件 

@@ -124,6 +124,8 @@
124 124
125 125 
         <service android:name=".service.OrderDealService"/>
126 126
127 
+        <service android:name=".printer.PrinterService"/>
128 
+
127 129 
         <service
128 130 
             android:name="com.gprinter.service.GpPrintService"
129 131 
             android:label="GpPrintService"

+ 176 - 0
app/src/main/java/ai/pai/lensman/printer/PrinterService.java
查看文件 

@@ -0,0 +1,176 @@
1 
+package ai.pai.lensman.printer;
2 
+
3 
+import android.app.Service;
4 
+import android.bluetooth.BluetoothDevice;
5 
+import android.content.ComponentName;
6 
+import android.content.Context;
7 
+import android.content.Intent;
8 
+import android.content.ServiceConnection;
9 
+import android.os.Binder;
10 
+import android.os.IBinder;
11 
+import android.util.Base64;
12 
+import android.util.Log;
13 
+
14 
+import com.android.common.utils.LogHelper;
15 
+import com.gprinter.aidl.GpService;
16 
+import com.gprinter.command.EscCommand;
17 
+import com.gprinter.command.GpCom;
18 
+import com.gprinter.io.PortParameters;
19 
+import com.gprinter.service.GpPrintService;
20 
+
21 
+import org.apache.commons.lang.ArrayUtils;
22 
+
23 
+import java.util.Vector;
24 
+
25 
+import ai.pai.lensman.R;
26 
+
27 
+
28 
+public class PrinterService extends Service {
29 
+
30 
+    private GpService mGpService;
31 
+    private GpServiceConnection conn = null;
32 
+
33 
+    public static final int ERROR_CODE_PRINTER_SERVICE_OFF = 1000;
34 
+    public static final int ERROR_CODE_PRINTER_SERVICE_EXCEPTION = 2000;
35 
+
36 
+    private static final String TAG = "PrinterService";
37 
+
38 
+
39 
+    class GpServiceConnection implements ServiceConnection {
40 
+        @Override
41 
+        public void onServiceDisconnected(ComponentName name) {
42 
+            Log.i(TAG, "onServiceDisconnected() called");
43 
+            mGpService = null;
44 
+        }
45 
+
46 
+        @Override
47 
+        public void onServiceConnected(ComponentName name, IBinder service) {
48 
+            Log.i(TAG, "onServiceConnected() called");
49 
+            mGpService = GpService.Stub.asInterface(service);
50 
+        }
51 
+    }
52 
+
53 
+    @Override
54 
+    public void onCreate() {
55 
+        super.onCreate();
56 
+    }
57 
+
58 
+    @Override
59 
+    public IBinder onBind(Intent intent) {
60 
+        return new PrintServiceBinder();
61 
+    }
62 
+
63 
+    @Override
64 
+    public int onStartCommand(Intent intent, int flags, int startId) {
65 
+        if(mGpService == null){
66 
+            startAndBindPrintService();
67 
+        }
68 
+        return super.onStartCommand(intent, flags, startId);
69 
+    }
70 
+
71 
+    @Override
72 
+    public void onDestroy() {
73 
+        super.onDestroy();
74 
+        if (conn != null) {
75 
+            unbindService(conn);
76 
+        }
77 
+    }
78 
+
79 
+
80 
+    private void startAndBindPrintService() {
81 
+        Intent intent = new Intent(this, GpPrintService.class);
82 
+        startService(intent);
83 
+        conn = new GpServiceConnection();
84 
+        bindService(intent, conn, Context.BIND_AUTO_CREATE);
85 
+    }
86 
+
87 
+    public String queryPrinterStatus() {
88 
+        String str;
89 
+        try {
90 
+            int status = mGpService.queryPrinterStatus(0, 10000);
91 
+            if (status == GpCom.STATE_NO_ERR) {
92 
+                str = "打印机正常";
93 
+            } else {
94 
+                str = "打印机 ";
95 
+                if ((byte) (status & GpCom.STATE_OFFLINE) > 0) {
96 
+                    str += "脱机";
97 
+                }
98 
+                if ((byte) (status & GpCom.STATE_PAPER_ERR) > 0) {
99 
+                    str += "缺纸";
100 
+                }
101 
+                if ((byte) (status & GpCom.STATE_COVER_OPEN) > 0) {
102 
+                    str += "打印机开盖";
103 
+                }
104 
+                if ((byte) (status & GpCom.STATE_ERR_OCCURS) > 0) {
105 
+                    str += "打印机出错";
106 
+                }
107 
+                if ((byte) (status & GpCom.STATE_TIMES_OUT) > 0) {
108 
+                    str += "查询超时";
109 
+                }
110 
+            }
111 
+
112 
+        } catch (Exception e1) {
113 
+            str = getString(R.string.printer_status_query_fail);
114 
+        }
115 
+        return str;
116 
+    }
117 
+
118 
+    public int printQR(String qrCodeStr) {
119 
+        if(mGpService==null){
120 
+            return ERROR_CODE_PRINTER_SERVICE_OFF;
121 
+        }
122 
+        EscCommand esc = new EscCommand();
123 
+		/*打印文字*/
124 
+        esc.addSelectPrintModes(EscCommand.FONT.FONTA, EscCommand.ENABLE.OFF, EscCommand.ENABLE.OFF,
125 
+                EscCommand.ENABLE.OFF, EscCommand.ENABLE.OFF);//取消倍高倍宽
126 
+        esc.addSelectJustification(EscCommand.JUSTIFICATION.CENTER);//设置打印左对齐
127 
+        esc.addText("拍爱\n");   //  打印文字
128 
+        esc.addPrintAndLineFeed();
129 
+		/*QRCode命令打印
130 
+			此命令只在支持QRCode命令打印的机型才能使用。
131 
+			在不支持二维码指令打印的机型上，则需要发送二维条码图片
132 
+		*/
133 
+        esc.addSelectErrorCorrectionLevelForQRCode((byte) 0x31); //设置纠错等级
134 
+        esc.addSelectSizeOfModuleForQRCode((byte)8);//设置qrcode模块大小
135 
+        esc.addStoreQRCodeData(qrCodeStr);//设置qrcode内容
136 
+        esc.addSelectJustification(EscCommand.JUSTIFICATION.CENTER);//设置打印中心对齐
137 
+        esc.addPrintQRCode();//打印QRCode
138 
+        esc.addPrintAndFeedLines((byte) 1);
139 
+
140 
+        Vector<Byte> datas = esc.getCommand(); //发送数据
141 
+        Byte[] Bytes = datas.toArray(new Byte[datas.size()]);
142 
+        byte[] bytes = ArrayUtils.toPrimitive(Bytes);
143 
+        String str = Base64.encodeToString(bytes, Base64.DEFAULT);
144 
+        int rel;
145 
+        try {
146 
+            rel = mGpService.sendEscCommand(0, str);
147 
+        } catch (Exception e) {
148 
+            rel = ERROR_CODE_PRINTER_SERVICE_EXCEPTION;
149 
+        }
150 
+        return rel;
151 
+    }
152 
+
153 
+    public int connectPrinter(BluetoothDevice device) {
154 
+        if(mGpService==null){
155 
+            return ERROR_CODE_PRINTER_SERVICE_OFF;
156 
+        }
157 
+        int code ;
158 
+        try {
159 
+             code = mGpService.openPort(0, PortParameters.BLUETOOTH, device.getAddress(), 0);
160 
+            LogHelper.d(TAG,"open port return code ="+code);
161 
+        } catch (Exception e) {
162 
+            LogHelper.e(TAG,"connectPrinter open port error "+e);
163 
+            code = ERROR_CODE_PRINTER_SERVICE_EXCEPTION;
164 
+        }
165 
+        return code;
166 
+    }
167 
+
168 
+    public class PrintServiceBinder extends Binder {
169 
+
170 
+        public PrinterService getService(){
171 
+            return PrinterService.this;
172 
+        }
173 
+
174 
+    }
175 
+
176 
+}

+ 34 - 100
app/src/main/java/ai/pai/lensman/printer/PrinterSettingPresenter.java
查看文件 

@@ -10,23 +10,15 @@ import android.content.IntentFilter;
10 10 
 import android.content.ServiceConnection;
11 11 
 import android.os.IBinder;
12 12 
 import android.text.TextUtils;
13 
-import android.util.Base64;
14 13 
 import android.util.Log;
15 14
16 
-import com.android.common.utils.LogHelper;
17 
-import com.gprinter.aidl.GpService;
18 
-import com.gprinter.command.EscCommand;
19 15 
 import com.gprinter.command.GpCom;
20 16 
 import com.gprinter.io.GpDevice;
21 
-import com.gprinter.io.PortParameters;
22 17 
 import com.gprinter.service.GpPrintService;
23 18
24 
-import org.apache.commons.lang.ArrayUtils;
25 
-
26 19 
 import java.util.ArrayList;
27 20 
 import java.util.List;
28 21 
 import java.util.Set;
29 
-import java.util.Vector;
30 22
31 23 
 import ai.pai.lensman.App;
32 24 
 import ai.pai.lensman.R;
 
@@ -36,44 +28,42 @@ import ai.pai.lensman.db.Preferences;
36 28 
 public class PrinterSettingPresenter implements PrinterSettingContract.Presenter {
37 29
38 30 
     private Context context;
31 
+    private PrinterService printerService;
39 32 
     private PrinterSettingContract.View view;
33 
+    private PrinterServiceConnection connection;
40 34 
     private  BluetoothAdapter bluetoothAdapter;
41 35
42 
-    private GpService mGpService;
43 
-    private PrinterServiceConnection conn = null;
44 
-
45 36 
     private static final String TAG = "PrinterSettingPresenter";
46 37
47 
-    class PrinterServiceConnection implements ServiceConnection {
38 
+    private class PrinterServiceConnection implements ServiceConnection{
39 
+
48 40 
         @Override
49 
-        public void onServiceDisconnected(ComponentName name) {
50 
-            Log.i(TAG, "onServiceDisconnected() called");
51 
-            mGpService = null;
41 
+        public void onServiceConnected(ComponentName name, IBinder service) {
42 
+            printerService = ((PrinterService.PrintServiceBinder)service).getService();
52 43 
         }
53 44
54 45 
         @Override
55 
-        public void onServiceConnected(ComponentName name, IBinder service) {
56 
-            Log.i(TAG, "onServiceConnected() called");
57 
-            mGpService = GpService.Stub.asInterface(service);
46 
+        public void onServiceDisconnected(ComponentName name) {
47 
+            printerService = null;
58 48 
         }
59 49 
     }
60 50
61 
-
62 51 
     public PrinterSettingPresenter(Context context, PrinterSettingContract.View view){
63 52 
         this.view = view;
64 53 
         this.context = context;
54 
+        connection = new PrinterServiceConnection();
65 55 
         bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
66 56 
     }
67 57
68 58 
     @Override
69 59 
     public void start() {
70 60 
         registerPrinterBroadcast();
71 
-        startAndBindPrintService();
61 
+        context.startService(new Intent(context,PrinterService.class));
62 
+        context.bindService(new Intent(context,PrinterService.class),connection,Context.BIND_AUTO_CREATE);
72 63 
         if(queryBluetoothStatus()){
73 64 
             view.onBluetoothEnabled();
74 65 
             view.onPairedDeviceDiscovered(queryPairedDevices());
75 66 
             discoverNewDevices();
76 
-
77 67 
         }else{
78 68 
             view.onBluetoothDisabled();
79 69 
             view.showToast(context.getString(R.string.bt_is_disabled));
 
@@ -83,85 +73,39 @@ public class PrinterSettingPresenter implements PrinterSettingContract.Presenter
83 73 
     @Override
84 74 
     public void stop() {
85 75 
         cancelDiscovery();
86 
-        if (conn != null) {
87 
-            App.getAppContext().unbindService(conn);
88 
-        }
89 76 
         context.unregisterReceiver(PrinterStatusBroadcastReceiver);
77 
+        if(connection!=null){
78 
+            App.getAppContext().unbindService(connection);
79 
+        }
90 80 
     }
91 81
92 82 
     @Override
93 83 
     public void queryPrinterStatus() {
94 
-        try {
95 
-            int status = mGpService.queryPrinterStatus(0, 10000);
96 
-            String str = new String();
97 
-            if (status == GpCom.STATE_NO_ERR) {
98 
-                str = "打印机正常";
99 
-            } else {
100 
-                str = "打印机 ";
101 
-                if ((byte) (status & GpCom.STATE_OFFLINE) > 0) {
102 
-                    str += "脱机";
103 
-                }
104 
-                if ((byte) (status & GpCom.STATE_PAPER_ERR) > 0) {
105 
-                    str += "缺纸";
106 
-                }
107 
-                if ((byte) (status & GpCom.STATE_COVER_OPEN) > 0) {
108 
-                    str += "打印机开盖";
109 
-                }
110 
-                if ((byte) (status & GpCom.STATE_ERR_OCCURS) > 0) {
111 
-                    str += "打印机出错";
112 
-                }
113 
-                if ((byte) (status & GpCom.STATE_TIMES_OUT) > 0) {
114 
-                    str += "查询超时";
115 
-                }
116 
-            }
117 
-            view.onPrinterStatusFetched(str);
118 
-
119 
-        } catch (Exception e1) {
84 
+        if(printerService==null){
120 85 
             view.showToast(context.getString(R.string.printer_status_query_fail));
86 
+            return;
121 87 
         }
88 
+        view.onPrinterStatusFetched(printerService.queryPrinterStatus());
122 89 
     }
123 90
124 91
125 92 
     @Override
126 93 
     public void printQR(String qrCodeStr) {
94 
+        if(printerService==null){
95 
+            view.showToast(context.getString(R.string.printer_status_query_fail));
96 
+            return;
97 
+        }
127 98 
         if(TextUtils.isEmpty(Preferences.getInstance().getPrinterMac())){
128 99 
             view.showToast(App.getAppContext().getString(R.string.not_set_printer_yet));
129 100 
             return;
130 101 
         }
131 
-        EscCommand esc = new EscCommand();
132 
-		/*打印文字*/
133 
-        esc.addSelectPrintModes(EscCommand.FONT.FONTA, EscCommand.ENABLE.OFF, EscCommand.ENABLE.OFF,
134 
-                EscCommand.ENABLE.OFF, EscCommand.ENABLE.OFF);//取消倍高倍宽
135 
-        esc.addSelectJustification(EscCommand.JUSTIFICATION.CENTER);//设置打印左对齐
136 
-        esc.addText("拍爱\n");   //  打印文字
137 
-        esc.addPrintAndLineFeed();
138 
-		/*QRCode命令打印
139 
-			此命令只在支持QRCode命令打印的机型才能使用。
140 
-			在不支持二维码指令打印的机型上，则需要发送二维条码图片
141 
-		*/
142 
-        esc.addSelectErrorCorrectionLevelForQRCode((byte) 0x31); //设置纠错等级
143 
-        esc.addSelectSizeOfModuleForQRCode((byte)8);//设置qrcode模块大小
144 
-        esc.addStoreQRCodeData(qrCodeStr);//设置qrcode内容
145 
-        esc.addSelectJustification(EscCommand.JUSTIFICATION.CENTER);//设置打印中心对齐
146 
-        esc.addPrintQRCode();//打印QRCode
147 
-        esc.addPrintAndFeedLines((byte) 1);
148 
-//        esc.addSelectJustification(EscCommand.JUSTIFICATION.LEFT);//设置打印左对齐
149 
-//        esc.addText("拍摄日期 "+new SimpleDateFormat("yyyy/MM/dd HH:mm").format(new Date()));
150 
-//        esc.addPrintAndFeedLines((byte) 2);
151 
-
152 
-        Vector<Byte> datas = esc.getCommand(); //发送数据
153 
-        Byte[] Bytes = datas.toArray(new Byte[datas.size()]);
154 
-        byte[] bytes = ArrayUtils.toPrimitive(Bytes);
155 
-        String str = Base64.encodeToString(bytes, Base64.DEFAULT);
156 
-        int rel;
157 
-        try {
158 
-            rel = mGpService.sendEscCommand(0, str);
159 
-            GpCom.ERROR_CODE r = GpCom.ERROR_CODE.values()[rel];
160 
-            if (r != GpCom.ERROR_CODE.SUCCESS) {
161 
-                view.showToast( GpCom.getErrorText(r));
162 
-            }
163 
-        } catch (Exception e) {
164 
-            view.showToast(App.getAppContext().getString(R.string.go_check_printer));
102 
+        int code = printerService.printQR(qrCodeStr);
103 
+        if(code == PrinterService.ERROR_CODE_PRINTER_SERVICE_EXCEPTION){
104 
+            view.showToast(context.getString(R.string.go_check_printer));
105 
+        }else if(code == PrinterService.ERROR_CODE_PRINTER_SERVICE_OFF){
106 
+            view.showToast(context.getString(R.string.go_check_printer));
107 
+        }else if( GpCom.ERROR_CODE.values()[code]!= GpCom.ERROR_CODE.SUCCESS){
108 
+            view.showToast( GpCom.getErrorText(GpCom.ERROR_CODE.values()[code]));
165 109 
         }
166 110 
     }
167 111 
 
@@ -197,17 +141,14 @@ public class PrinterSettingPresenter implements PrinterSettingContract.Presenter
197 141
198 142 
     @Override
199 143 
     public void connectPrinter(BluetoothDevice device) {
200 
-        if(mGpService==null){
144 
+        if(printerService==null){
201 145 
             view.showToast(context.getString(R.string.printer_service_boot_fail));
202 146 
             return;
203 147 
         }
204 
-        try {
205 
-            int code = mGpService.openPort(0, PortParameters.BLUETOOTH, device.getAddress(), 0);
206 
-            if(code==0){
207 
-                Preferences.getInstance().setPrinterMac(device.getAddress());
208 
-            }
209 
-            LogHelper.d(TAG,"open port return code ="+code);
210 
-        } catch (Exception e) {
148 
+        int code = printerService.connectPrinter(device);
149 
+        if(code==0){
150 
+            Preferences.getInstance().setPrinterMac(device.getAddress());
151 
+        }else{
211 152 
             view.showToast(context.getString(R.string.printer_port_open_fail));
212 153 
         }
213 154 
 
@@ -223,12 +164,6 @@ public class PrinterSettingPresenter implements PrinterSettingContract.Presenter
223 164 
         }
224 165 
     }
225 166
226 
-    private void startAndBindPrintService() {
227 
-        Intent intent = new Intent(App.getAppContext(), GpPrintService.class);
228 
-        App.getAppContext().startService(intent);
229 
-        conn = new PrinterServiceConnection();
230 
-        App.getAppContext().bindService(intent, conn, Context.BIND_AUTO_CREATE);
231 
-    }
232 167
233 168 
     // changes the title when discovery is finished
234 169 
     private final BroadcastReceiver mFindBlueToothReceiver = new BroadcastReceiver() {
 
@@ -264,12 +199,11 @@ public class PrinterSettingPresenter implements PrinterSettingContract.Presenter
264 199 
         public void onReceive(Context context, Intent intent) {
265 200 
             if (GpCom.ACTION_CONNECT_STATUS.equals(intent.getAction())) {
266 201 
                 int type = intent.getIntExtra(GpPrintService.CONNECT_STATUS, 0);
267 
-                int id = intent.getIntExtra(GpPrintService.PRINTER_ID, 0);
268 202 
                 Log.d(TAG, "connect status " + type);
269 203 
                 if (type == GpDevice.STATE_CONNECTING) {
270 204 
                     view.onPrinterStatusFetched(context.getString(R.string.connecting));
271 205 
                 } else if (type == GpDevice.STATE_NONE) {
272 
-
206 
+                    view.onPrinterStatusFetched(context.getString(R.string.connecting));
273 207 
                 } else if (type == GpDevice.STATE_VALID_PRINTER) {
274 208 
                     view.onPrinterStatusFetched(context.getString(R.string.printer_is_connected));
275 209 
                 } else if (type == GpDevice.STATE_INVALID_PRINTER) {