cL97">97 113 
     @Override
98 
-    public void onPairedDeviceDiscovered() {
114 
+    public void onPairedDeviceDiscovered(List<BluetoothDevice> devices) {
115 
+        pairedDeviceAdapter.setDeviceList((ArrayList<BluetoothDevice>)devices);
116 
+    }
117 
+
99 118
119 
+    @Override
120 
+    public void showToast(String msg) {
121 
+        Toast.makeText(this,msg,Toast.LENGTH_SHORT).show();
100 122 
     }
101 123
102 124 
     @OnClick(R.id.tv_print_test)
103 125 
     void testPrint(){
104 126 
         presenter.printTestPage();
105 127 
     }
128 
+
129 
+    @OnCheckedChanged(R.id.tb_bluetooth_switch)
130 
+    void switchBluetooth(){
131 
+        if(!presenter.queryBluetoothStatus()){
132 
+            Intent enableIntent = new Intent(
133 
+                    BluetoothAdapter.ACTION_REQUEST_ENABLE);
134 
+            startActivityForResult(enableIntent,
135 
+                    REQUEST_ENABLE_BT);
136 
+        }else{
137 
+            BluetoothAdapter.getDefaultAdapter().disable();
138 
+            onBluetoothDisabled();
139 
+        }
140 
+    }
141 
+
142 
+    @Override
143 
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
144 
+        super.onActivityResult(requestCode, resultCode, data);
145 
+        if(resultCode == Activity.RESULT_OK){
146 
+            if(requestCode == REQUEST_ENABLE_BT){
147 
+                onBluetoothEnabled();
148 
+                onPairedDeviceDiscovered(presenter.queryPairedDevices());
149 
+                presenter.discoverNewDevices();
150 
+                presenter.queryPrinterStatus();
151 
+            }else if(requestCode == REQUEST_CONNECT_DEVICE){
152 
+
153 
+            }
154 
+        }
155 
+    }
156 
+
106 157 
 }

+ 10 - 6
app/src/main/java/ai/pai/lensman/printer/PrinterSettingContract.java
查看文件 

@@ -1,5 +1,9 @@
1 1 
 package ai.pai.lensman.printer;
2 2
3 
+import android.bluetooth.BluetoothDevice;
4 
+
5 
+import java.util.List;
6 
+
3 7 
 /**
4 8 
  * Created by chengzhenyu on 2016/9/1.
5 9 
  */
 
@@ -11,12 +15,11 @@ public class PrinterSettingContract {
11 15 
         void stop();
12 16 
         void queryPrinterStatus();
13 17 
         void printTestPage();
14 
-        void queryBluetoothStatus();
15 
-        void enableBluetooth();
16 
-        void disableBluetooth();
17 
-        void queryPairedDevices();
18 
+        boolean queryBluetoothStatus();
19 
+        List<BluetoothDevice> queryPairedDevices();
18 20 
         void discoverNewDevices();
19 21 
         void connectPrinter();
22 
+        void cancelDiscovery();
20 23 
     }
21 24
22 25 
     public interface View{
 
@@ -26,8 +29,9 @@ public class PrinterSettingContract {
26 29 
         void onPrinterError(String error);
27 30 
         void onPrinterConnected();
28 31 
         void onPrinterDisconnected();
29 
-        void onNewDeviceDiscovered();
32 
+        void onNewDeviceDiscovered(BluetoothDevice device);
30 33 
         void onPrinterTestPageFail();
31 
-        void onPairedDeviceDiscovered();
34 
+        void onPairedDeviceDiscovered(List<BluetoothDevice> devices);
35 
+        void showToast(String msg);
32 36 
     }
33 37 
 }

+ 65 - 13
app/src/main/java/ai/pai/lensman/printer/PrinterSettingPresenter.java
查看文件 

@@ -1,6 +1,15 @@
1 1 
 package ai.pai.lensman.printer;
2 2
3 
+import android.bluetooth.BluetoothAdapter;
4 
+import android.bluetooth.BluetoothDevice;
5 
+import android.content.BroadcastReceiver;
3 6 
 import android.content.Context;
7 
+import android.content.Intent;
8 
+import android.content.IntentFilter;
9 
+
10 
+import java.util.List;
11 
+
12 
+import ai.pai.lensman.R;
4 13
5 14 
 /**
6 15 
  * Created by chengzhenyu on 2016/9/1.
 
@@ -10,20 +19,29 @@ public class PrinterSettingPresenter implements PrinterSettingContract.Presenter
10 19
11 20 
     private Context context;
12 21 
     private PrinterSettingContract.View view;
22 
+    private  BluetoothAdapter bluetoothAdapter;
13 23
14 24 
     public PrinterSettingPresenter(Context context, PrinterSettingContract.View view){
15 25 
         this.view = view;
16 26 
         this.context = context;
27 
+        bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
17 28 
     }
18 29
19 30 
     @Override
20 31 
     public void start() {
21 
-
32 
+        if(queryBluetoothStatus()){
33 
+            view.onBluetoothEnabled();
34 
+            view.showToast(context.getString(R.string.query_processing));
35 
+            queryPrinterStatus();
36 
+        }else{
37 
+            view.onBluetoothDisabled();
38 
+            view.showToast(context.getString(R.string.bt_is_disabled));
39 
+        }
22 40 
     }
23 41
24 42 
     @Override
25 43 
     public void stop() {
26 
-
44 
+        cancelDiscovery();
27 45 
     }
28 46
29 47 
     @Override
 
@@ -37,32 +55,66 @@ public class PrinterSettingPresenter implements PrinterSettingContract.Presenter
37 55 
     }
38 56
39 57 
     @Override
40 
-    public void queryBluetoothStatus() {
41 
-
58 
+    public boolean queryBluetoothStatus() {
59 
+        if(bluetoothAdapter==null){
60 
+            return false;
61 
+        }
62 
+        return bluetoothAdapter.isEnabled();
42 63 
     }
43 64
44 65 
     @Override
45 
-    public void enableBluetooth() {
66 
+    public List<BluetoothDevice> queryPairedDevices() {
67 
+        return (List<BluetoothDevice>) bluetoothAdapter.getBondedDevices();
46 68
47 69 
     }
48 70
49 71 
     @Override
50 
-    public void disableBluetooth() {
51 
-
72 
+    public void discoverNewDevices() {
73 
+        // Register for broadcasts when a device is discovered
74 
+        IntentFilter filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
75 
+        context.registerReceiver(mFindBlueToothReceiver, filter);
76 
+        // Register for broadcasts when discovery has finished
77 
+        filter = new IntentFilter(BluetoothAdapter.ACTION_DISCOVERY_FINISHED);
78 
+        context.registerReceiver(mFindBlueToothReceiver, filter);
79 
+        bluetoothAdapter.startDiscovery();
52 80 
     }
53 81
54 82 
     @Override
55 
-    public void queryPairedDevices() {
83 
+    public void connectPrinter() {
56 84
57 85 
     }
58 86
59 87 
     @Override
60 
-    public void discoverNewDevices() {
61 
-
88 
+    public void cancelDiscovery() {
89 
+        try{
90 
+            bluetoothAdapter.cancelDiscovery();
91 
+            context.unregisterReceiver(mFindBlueToothReceiver);
92 
+        }catch (Exception e){
93 
+            e.printStackTrace();
94 
+        }
62 95 
     }
63 96
64 
-    @Override
65 
-    public void connectPrinter() {
97 
+    // changes the title when discovery is finished
98 
+    private final BroadcastReceiver mFindBlueToothReceiver = new BroadcastReceiver() {
99 
+        @Override
100 
+        public void onReceive(Context context, Intent intent) {
101 
+            String action = intent.getAction();
102 
+            // When discovery finds a device
103 
+            if (BluetoothDevice.ACTION_FOUND.equals(action)) {
104 
+                // Get the BluetoothDevice object from the Intent
105 
+                BluetoothDevice device = intent
106 
+                        .getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
107 
+                // If it's already paired, skip it, because it's been listed
108 
+                // already
109 
+                if (device.getBondState() != BluetoothDevice.BOND_BONDED) {
110 
+                    view.onNewDeviceDiscovered(device);
111 
+                }
112 
+                // When discovery is finished, change the Activity title
113 
+            } else if (BluetoothAdapter.ACTION_DISCOVERY_FINISHED
114 
+                    .equals(action)) {
115 
+                view.showToast(context.getString(R.string.bt_discover_complete));
116 
+            }
117 
+        }
118 
+    };
66 119
67 
-    }
68 120 
 }

+ 1 - 1
app/src/main/res/layout/activity_printer_setting.xml
查看文件 

@@ -165,7 +165,7 @@
165 165 
         </LinearLayout>
166 166
167 167 
         <ListView
168 
-            android:id="@+id/list_bt_devices"
168 
+            android:id="@+id/listview_bt_devices"
169 169 
             android:layout_width="match_parent"
170 170 
             android:layout_height="match_parent"
171 171 
             android:background="@color/white"

+ 28 - 13
app/src/main/res/layout/layout_bt_device_list_item.xml
查看文件 

@@ -1,23 +1,38 @@
1 1 
 <?xml version="1.0" encoding="utf-8"?>
2 2 
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
3 
-    android:orientation="vertical" android:layout_width="match_parent"
3 
+    android:layout_width="match_parent"
4 4 
     android:layout_height="wrap_content"
5 
-    android:paddingTop="4dp"
6 
-    android:paddingBottom="4dp">
5 
+    android:orientation="horizontal"
6 
+    android:paddingBottom="4dp"
7 
+    android:paddingTop="4dp">
7 8
8 
-    <TextView
9 
-        android:id="@+id/tv_device_name"
10 
-        android:layout_width="wrap_content"
9 
+    <LinearLayout
10 
+        android:layout_width="0dp"
11 11 
         android:layout_height="wrap_content"
12 
-        android:textSize="14sp"
13 
-        android:textColor="@color/dark_grey"/>
12 
+        android:layout_gravity="center_vertical"
13 
+        android:layout_weight="1">
14 
+
15 
+        <TextView
16 
+            android:id="@+id/tv_device_name"
17 
+            android:layout_width="wrap_content"
18 
+            android:layout_height="wrap_content"
19 
+            android:textColor="@color/dark_grey"
20 
+            android:textSize="14sp" />
21 
+
22 
+        <TextView
23 
+            android:id="@+id/tv_device_mac"
24 
+            android:layout_width="wrap_content"
25 
+            android:layout_height="wrap_content"
26 
+            android:paddingTop="3dp"
27 
+            android:textColor="@color/grey"
28 
+            android:textSize="12sp" />
29 
+    </LinearLayout>
14 30
15 31 
     <TextView
16 
-        android:id="@+id/tv_device_mac"
32 
+        android:id="@+id/tv_device_status"
17 33 
         android:layout_width="wrap_content"
18 34 
         android:layout_height="wrap_content"
19 
-        android:paddingTop="3dp"
20 
-        android:textSize="12sp"
21 
-        android:textColor="@color/grey"/>
22 
-
35 
+        android:layout_gravity="center_vertical"
36 
+        android:textColor="@color/grey"
37 
+        android:textSize="14sp" />
23 38 
 </LinearLayout>

+ 3 - 1
app/src/main/res/values/strings.xml
查看文件 

@@ -69,7 +69,7 @@
69 69
70 70 
     <string name="printer_status">打印机状态</string>
71 71
72 
-    <string name="query_processing">正在查询</string>
72 
+    <string name="query_processing">正在查询打印机状态</string>
73 73
74 74 
     <string name="print_test">打印测试页</string>
75 75 
 
@@ -85,6 +85,8 @@
85 85
86 86 
     <string name="paired_devices">已配对设备</string>
87 87
88 
+    <string name="bt_discover_complete">蓝牙设备搜索完成</string>
89 
+
88 90 
     <string name="new_usable_devices">新可用设备</string>
89 91
90 92 
     <string name="printer_is_ok">打印机工作正常</string>

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