1package eu.siacs.conversations.ui;
 2
 3import eu.siacs.conversations.services.XmppConnectionService;
 4import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
 5import android.app.Activity;
 6import android.app.AlertDialog;
 7import android.app.AlertDialog.Builder;
 8import android.content.ComponentName;
 9import android.content.Context;
10import android.content.Intent;
11import android.content.ServiceConnection;
12import android.os.IBinder;
13import android.view.View;
14import android.view.inputmethod.InputMethodManager;
15
16public abstract class XmppActivity extends Activity {
17	public XmppConnectionService xmppConnectionService;
18	public boolean xmppConnectionServiceBound = false;
19	protected boolean handledViewIntent = false;
20	protected ServiceConnection mConnection = new ServiceConnection() {
21
22		@Override
23		public void onServiceConnected(ComponentName className, IBinder service) {
24			XmppConnectionBinder binder = (XmppConnectionBinder) service;
25			xmppConnectionService = binder.getService();
26			xmppConnectionServiceBound = true;
27			onBackendConnected();
28		}
29
30		@Override
31		public void onServiceDisconnected(ComponentName arg0) {
32			xmppConnectionServiceBound = false;
33		}
34	};
35	
36	@Override
37	protected void onStart() {
38		startService(new Intent(this, XmppConnectionService.class));
39		super.onStart();
40		if (!xmppConnectionServiceBound) {
41			Intent intent = new Intent(this, XmppConnectionService.class);
42			bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
43		}
44	}
45	
46	@Override
47	protected void onStop() {
48		super.onStop();
49		if (xmppConnectionServiceBound) {
50			unbindService(mConnection);
51			xmppConnectionServiceBound = false;
52		}
53	}
54	
55	protected void hideKeyboard() {
56		InputMethodManager inputManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
57
58		View focus = getCurrentFocus();
59
60		if (focus != null) {
61
62			inputManager.hideSoftInputFromWindow(
63					focus.getWindowToken(),
64					InputMethodManager.HIDE_NOT_ALWAYS);
65		}
66	}
67	
68	public boolean hasPgp() {
69		if (xmppConnectionService.getPgpEngine()!=null) {
70			return true;
71		} else {
72			Builder builder = new AlertDialog.Builder(getApplicationContext());
73			builder.setTitle("OpenKeychain not found");
74			builder.setIconAttribute(android.R.attr.alertDialogIcon);
75			builder.setMessage("Please make sure you have installed OpenKeychain");
76			builder.create().show();
77			return false;
78		}
79	}
80	
81	abstract void onBackendConnected();
82}