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大小: 4.4MB文件类型: .7z金币: 1下载: 1 次发布日期: 2023-09-18
- 语言: Java
- 标签: GprinterSDK Android
资源简介
GprinterSDK for Android
佳博打印机 2.2.7.7 sdk for Android,支持usb,蓝牙,wifi连接打印,有使用佳博票据打印机开发的可以参考
代码片段和文件信息
package com.gprinter.sample;
import java.util.Set;
import com.sample.R;
import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.onclickListener;
import android.view.Window;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.TextView;
public class BluetoothDeviceList extends Activity {
// Debugging
private static final String DEBUG_TAG = “DeviceListActivity“;
public static LinearLayout deviceNamelinearLayout;
// Member fields
private ListView lvPairedDevice = null lvNewDevice = null;
private TextView tvPairedDevice = null tvNewDevice = null;
private Button btDeviceScan = null;
private BluetoothAdapter mBluetoothAdapter;
private ArrayAdapter mPairedDevicesArrayAdapter;
private ArrayAdapter mNewDevicesArrayAdapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
// requestWindowFeature(Window.FEATURE_CUSTOM_title);
setContentView(R.layout.dialog_bluetooth_list);
Log.e(DEBUG_TAG “On Create“);
// TextView �����?
tvPairedDevice = (TextView)findViewById(R.id.tvPairedDevices);
//ListView �����?
lvPairedDevice = (ListView)findViewById(R.id.lvPairedDevices);
// TextView �µ�
tvNewDevice = (TextView)findViewById(R.id.tvNewDevices);
// ListView �µ�
lvNewDevice = (ListView)findViewById(R.id.lvNewDevices);
// Button ɨ���豸
btDeviceScan = (Button)findViewById(R.id.btBluetoothScan);
btDeviceScan.setonclickListener(new onclickListener(){
@Override
public void onclick(View v) {
// TODO Auto-generated method stub
v.setVisibility(View.GONE);
discoveryDevice();
}
});
getDeviceList();
}
@Override
protected void onDestroy() {
super.onDestroy();
// Make sure we‘re not doing discovery anymore
if (mBluetoothAdapter != null) {
mBluetoothAdapter.cancelDiscovery();
}
// Unregister broadcast listeners
if(mFindBlueToothReceiver != null)
this.unregisterReceiver(mFindBlueToothReceiver);
}
protected void getDeviceList() {
// Initialize array adapters. One for already paired devices and
// one for newly discovered devices
mPairedDevicesArrayAdapter = new ArrayAdapter(this
R.layout.bluetooth_device_name_item);
mNewDevicesArrayAdapter = new ArrayAdapter(this
R.layout.bluetooth_de
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