蓝牙传送文件

import android.app.Activity; import android.content.Intent;

import android.content.pm.PackageInfo; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.Bundle; import android.util.Log; import android.view.View;

import android.view.View.OnClickListener; import android.widget.AdapterView; import android.widget.ImageView; import android.widget.ListView; import android.widget.SimpleAdapter;

import android.widget.AdapterView.OnItemLongClickListener; import android.widget.SimpleAdapter.ViewBinder;

public class MainActivity extends Activity implements OnClickListener{ public static final String TAG = \"AppListActivity\"; private ListView listView; private List> list;

@Override

protected void onCreate(Bundle savedInstanceState) { Log.v(TAG,\"created\");

super.onCreate(savedInstanceState); this.setContentView(R.layout.app_list);

listView = (ListView)this.findViewById(R.id.listView1); list = new ArrayList>();

List appListInfo=this.getPackageManager().getInstalledPackages(0); for (PackageInfo p : appListInfo) {

if(p.applicationInfo.sourceDir.startsWith(\"/system/app/\")){ continue; }

Map map = new HashMap(); Drawable icon = null; String appName= \"\"; try{

appName = this.getPackageManager().getApplicationLabel(p.applicationInfo).toString();

icon = this.getPackageManager().getApplicationIcon(p.applicationInfo.packageName); }catch(Exception e){ e.printStackTrace(); }

map.put(\"name\

map.put(\"package\ map.put(\"sourceDir\ map.put(\"icon\ list.add(map); }

SimpleAdapter

adapter

=

new

SimpleAdapter(this,list,R.layout.app_list_item,

new

String[]{\"name\

new

int[]{R.id.tv_name,R.id.iv_icon});

adapter.setViewBinder(new ViewBinder() {

public boolean setViewValue(View view, Object data, String textRepresentation) { //判断是否为我们要处理的对象

if(view instanceof ImageView && data instanceof Drawable){ ImageView iv = (ImageView) view; iv.setImageDrawable((Drawable)data); return true; }else

return false; } });

listView.setAdapter(adapter);

listView.setOnItemLongClickListener(new OnItemLongClickListener(){

@Override

public boolean onItemLongClick(AdapterView parent, View view, int position, long id) { if(list.get(position).get(\"sourceDir\")!=null){

File f = new File(list.get(position).get(\"sourceDir\").toString()); //调用android分享窗口 Intent intent = new Intent();

intent.setAction(Intent.ACTION_SEND); intent.setType(\"* @Override

protected void onDestroy() { Log.v(TAG, \"destroy\"); super.onDestroy(); }

@Override

public void onClick(View v) { }

}