package de.blinkt.openvpn; import java.util.Vector; import android.app.AlertDialog; import android.app.AlertDialog.Builder; import android.app.ListActivity; import android.content.DialogInterface; import android.content.DialogInterface.OnClickListener; import android.database.DataSetObserver; import android.os.Bundle; import android.os.Handler; import android.os.Handler.Callback; import android.os.Message; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.ListAdapter; import android.widget.ListView; import android.widget.TextView; import de.blinkt.openvpn.OpenVPN.LogListener; public class LogWindow extends ListActivity { private String[] mBconfig=null; class LogWindowListAdapter implements ListAdapter,LogListener, Callback { private static final int MESSAGE_NEWLOG = 0; private static final int MESSAGE_CLEARLOG = 1; private Vector myEntries=new Vector(); private Handler mHandler; private Vector observers=new Vector(); public LogWindowListAdapter() { initLogBuffer(); if (mHandler == null) { mHandler = new Handler(this); } OpenVPN.addLogListener(this); } private void initLogBuffer() { myEntries.clear(); for (String litem : OpenVPN.getlogbuffer()) { myEntries.add(litem); } } @Override public void registerDataSetObserver(DataSetObserver observer) { observers.add(observer); } @Override public void unregisterDataSetObserver(DataSetObserver observer) { observers.remove(observer); } @Override public int getCount() { return myEntries.size(); } @Override public Object getItem(int position) { return myEntries.get(position); } @Override public long getItemId(int position) { return position; } @Override public boolean hasStableIds() { return true; } @Override public View getView(int position, View convertView, ViewGroup parent) { TextView v; if(convertView==null) v = new TextView(getBaseContext()); else v = (TextView) convertView; v.setText(myEntries.get(position)); return v; } @Override public int getItemViewType(int position) { return 0; } @Override public int getViewTypeCount() { return 1; } @Override public boolean isEmpty() { return myEntries.isEmpty(); } @Override public boolean areAllItemsEnabled() { return true; } @Override public boolean isEnabled(int position) { return true; } @Override public void newLog(String logmessage) { Message msg = Message.obtain(); msg.what=MESSAGE_NEWLOG; Bundle mbundle=new Bundle(); mbundle.putString("logmessage", logmessage); msg.setData(mbundle); mHandler.sendMessage(msg); } @Override public boolean handleMessage(Message msg) { // We have been called if(msg.what==MESSAGE_NEWLOG) { String logmessage = msg.getData().getString("logmessage"); myEntries.add(logmessage); for (DataSetObserver observer : observers) { observer.onChanged(); } } else if (msg.what == MESSAGE_CLEARLOG) { initLogBuffer(); for (DataSetObserver observer : observers) { observer.onInvalidated(); } } return true; } void clearLog() { // Actually is probably called from GUI Thread as result of the user // pressing a button. But better safe than sorry OpenVPN.clearLog(); OpenVPN.logMessage(0,"","Log cleared."); mHandler.sendEmptyMessage(MESSAGE_CLEARLOG); } } private LogWindowListAdapter ladapter; @Override public boolean onOptionsItemSelected(MenuItem item) { if(item.getItemId()==R.id.clearlog) { ladapter.clearLog(); return true; } else if(item.getItemId()==R.id.cancel){ Builder builder = new AlertDialog.Builder(this); builder.setTitle(R.string.title_cancel); builder.setMessage(R.string.cancel_connection_query); builder.setPositiveButton(android.R.string.yes, new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { OpenVpnManagementThread.stopOpenVPN(); } }); builder.setNegativeButton(android.R.string.no, null); builder.show(); return true; } else if(item.getItemId()==R.id.info) { if(mBconfig==null) OpenVPN.triggerLogBuilderConfig(); } return super.onOptionsItemSelected(item); } @Override public boolean onCreateOptionsMenu(Menu menu) { MenuInflater inflater = getMenuInflater(); inflater.inflate(R.menu.logmenu, menu); return true; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); ListView lv = getListView(); //lv.setTextFilterEnabled(true); ladapter = new LogWindowListAdapter(); lv.setAdapter(ladapter); } }