Example usage for android.content.pm PackageManager queryIntentActivities

Introduction

In this page you can find the example usage for android.content.pm PackageManager queryIntentActivities.

Prototype

public abstract List<ResolveInfo> queryIntentActivities(Intent intent, @ResolveInfoFlags int flags);

Source Link

Document

Retrieve all activities that can be performed for the given intent.

Usage

From source file:lewa.support.v7.app.ActionBarActivityDelegateBase.java

private List<String> getHomes() {
    List<String> names = new ArrayList<String>();
    try {/*from   w  ww  .  j a  va 2 s  .  co m*/
        PackageManager packageManager = mActivity.getPackageManager();
        Intent intent = new Intent(Intent.ACTION_MAIN);
        intent.addCategory(Intent.CATEGORY_HOME);
        List<ResolveInfo> resolveInfo = packageManager.queryIntentActivities(intent,
                PackageManager.MATCH_DEFAULT_ONLY);
        for (ResolveInfo ri : resolveInfo) {
            names.add(ri.activityInfo.packageName);
            System.out.println(ri.activityInfo.packageName);
        }

    } catch (Exception e) {

    }

    return names;
}

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From source file:conversandroid.SimpleASR.java

/**
 * Sets up the listener for the button that the user
 * must click to start talking/*from   w  w w  .j  a v a2  s  .c  o  m*/
 */
@SuppressLint("DefaultLocale")
private void setSpeakButton() {
    //Gain reference to speak button
    Button speak = (Button) findViewById(R.id.speech_btn);

    final PackageManager packM = getPackageManager();

    //Set up click listener
    speak.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {

            //Speech recognition does not currently work on simulated devices,
            //it the user is attempting to run the app in a simulated device
            //they will get a Toast
            if ("generic".equals(Build.BRAND.toLowerCase())) {
                Toast toast = Toast.makeText(getApplicationContext(), "ASR is not supported on virtual devices",
                        Toast.LENGTH_SHORT);
                toast.show();
                Log.d(LOGTAG, "ASR attempt on virtual device");
            } else {
                // find out whether speech recognition is supported
                List<ResolveInfo> intActivities = packM
                        .queryIntentActivities(new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);
                if (intActivities.size() != 0) {
                    setRecognitionParams(); //Read speech recognition parameters from GUI
                    listen(); //Set up the recognizer with the parameters and start listening
                } else {
                    Toast toast = Toast.makeText(getApplicationContext(), "ASR not supported",
                            Toast.LENGTH_SHORT);
                    toast.show();
                    Log.d(LOGTAG, "ASR not supported");
                }
            }
        }
    });
}

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From source file:com.ibuildapp.romanblack.CataloguePlugin.ProductDetails.java

/**
 * Finds the best email client to share via email.
 *
 * @return prepared intent//from  ww  w.  j a  v a  2  s.c o  m
 */
private Intent chooseEmailClient() {
    Intent intent = new Intent(android.content.Intent.ACTION_SEND);
    intent.setType("text/plain");
    final PackageManager pm = getPackageManager();
    final List<ResolveInfo> matches = pm.queryIntentActivities(intent, 0);
    ResolveInfo best = null;

    // trying to find gmail client
    for (final ResolveInfo info : matches) {
        if (info.activityInfo.packageName.endsWith(".gm")
                || info.activityInfo.name.toLowerCase().contains("gmail")) {
            best = info;
        }
    }

    if (best == null) {
        // if there is no gmail client trying to fing internal email client
        for (final ResolveInfo info : matches) {
            if (info.activityInfo.name.toLowerCase().contains("mail")) {
                best = info;
            }
        }
    }
    if (best != null) {
        intent.setClassName(best.activityInfo.packageName, best.activityInfo.name);
    }

    return intent;
}

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From source file:org.mozilla.gecko.GeckoAppShell.java

private static Drawable getDrawableForExtension(PackageManager pm, String aExt) {
    Intent intent = new Intent(Intent.ACTION_VIEW);
    MimeTypeMap mtm = MimeTypeMap.getSingleton();
    String mimeType = mtm.getMimeTypeFromExtension(aExt);
    if (mimeType != null && mimeType.length() > 0)
        intent.setType(mimeType);//from   ww w  . j  a v a  2  s.c  om
    else
        return null;

    List<ResolveInfo> list = pm.queryIntentActivities(intent, 0);
    if (list.size() == 0)
        return null;

    ResolveInfo resolveInfo = list.get(0);

    if (resolveInfo == null)
        return null;

    ActivityInfo activityInfo = resolveInfo.activityInfo;

    return activityInfo.loadIcon(pm);
}

---

From source file:uk.co.droidinactu.ebooklauncher.EBookLauncherActivity.java

private void updateButtonCounts() {
    new Thread() {
        @Override/*from w ww  .ja va 2s  .co m*/
        public void run() {
            setName("updateButtonCounts()");
            Cursor tmpCursor = myApp.dataMdl.getBooks(EBookLauncherActivity.this.getApplication(), "",
                    BookSortBy.TITLE, "");
            if (tmpCursor != null) {
                btnBooksCount = tmpCursor.getCount();
                tmpCursor.close();
            }
            tmpCursor = myApp.dataMdl.getCollections(0, 999, null);
            if (tmpCursor != null) {
                btnCollectionsCount = tmpCursor.getCount();
                tmpCursor.close();
            }
            tmpCursor = myApp.dataMdl.getPeriodicals(EBookLauncherActivity.this.getApplication());
            if (tmpCursor != null) {
                btnPeriodicalsCount = tmpCursor.getCount();
                tmpCursor.close();
            }

            final PackageManager manager = EBookLauncherActivity.this.getPackageManager();
            final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
            mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
            final List<ResolveInfo> apps = manager.queryIntentActivities(mainIntent, 0);

            EBookLauncherActivity.this.runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    btnApps.setText(String.format(
                            EBookLauncherActivity.this.getResources().getString(R.string.page1_Apps),
                            apps.size()));
                    btnBooks.setText(String.format(
                            EBookLauncherActivity.this.getResources().getString(R.string.page1_Books),
                            btnBooksCount));
                    btnCollections.setText(String.format(
                            EBookLauncherActivity.this.getResources().getString(R.string.page1_Collections),
                            btnCollectionsCount));
                    btnPeriodicals.setText(String.format(
                            EBookLauncherActivity.this.getResources().getString(R.string.page1_Periodicals),
                            btnPeriodicalsCount));
                }
            });
        }
    }.start();
}

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From source file:org.openhab.habdroid.ui.OpenHABMainActivity.java

public void checkVoiceRecognition() {
    // Check if voice recognition is present
    PackageManager pm = getPackageManager();
    List<ResolveInfo> activities = pm
            .queryIntentActivities(new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);
    if (activities.size() != 0) {
        mVoiceRecognitionEnabled = true;
    }/*from   www.ja  va 2s. c o  m*/
}

---

From source file:me.willowcheng.makerthings.ui.OpenHABMainActivity.java

public void checkVoiceRecognition() {
    // Check if voice recognition is present
    PackageManager pm = getPackageManager();
    List<ResolveInfo> activities = pm
            .queryIntentActivities(new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);
    if (activities.size() == 0) {
        //            speakButton.setEnabled(false);
        //            speakButton.setText("Voice recognizer not present");
        Toast.makeText(this, "Voice recognizer not present, voice recognition disabled", Toast.LENGTH_SHORT)
                .show();//from w  w  w  .  j a v a 2 s.c o  m
    } else {
        mVoiceRecognitionEnabled = true;
    }
}

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From source file:com.tct.email.NotificationController.java

public boolean isIntentExisting(Context context, String action) {
    final PackageManager packageManager = context.getPackageManager();
    final Intent intent = new Intent(action);
    List<ResolveInfo> resolveInfo = packageManager.queryIntentActivities(intent, PackageManager.MATCH_ALL);
    return resolveInfo.size() > 0;
}

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From source file:com.android.dialer.DialtactsActivity.java

private boolean canIntentBeHandled(Intent intent) {
    final PackageManager packageManager = getPackageManager();
    final List<ResolveInfo> resolveInfo = packageManager.queryIntentActivities(intent,
            PackageManager.MATCH_DEFAULT_ONLY);
    return resolveInfo != null && resolveInfo.size() > 0;
}

---

From source file:indrora.atomic.activity.ConversationActivity.java

/**
 * On resume/*from   w w w .  j a  v a  2  s  . c  o  m*/
 */
@Override
public void onResume() {
    // register the receivers as early as possible, otherwise we may loose a
    // broadcast message
    channelReceiver = new ConversationReceiver(server.getId(), this);
    registerReceiver(channelReceiver, new IntentFilter(Broadcast.CONVERSATION_MESSAGE));
    registerReceiver(channelReceiver, new IntentFilter(Broadcast.CONVERSATION_NEW));
    registerReceiver(channelReceiver, new IntentFilter(Broadcast.CONVERSATION_REMOVE));
    registerReceiver(channelReceiver, new IntentFilter(Broadcast.CONVERSATION_TOPIC));

    serverReceiver = new ServerReceiver(this);
    registerReceiver(serverReceiver, new IntentFilter(Broadcast.SERVER_UPDATE));

    super.onResume();

    // Check if speech recognition is enabled and available
    if (new Settings(this).isVoiceRecognitionEnabled()) {
        PackageManager pm = getPackageManager();
        Button speechButton = (Button) findViewById(R.id.speech);
        List<ResolveInfo> activities = pm
                .queryIntentActivities(new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);

        if (activities.size() != 0) {
            ((Button) findViewById(R.id.speech)).setOnClickListener(new SpeechClickListener(this));
            speechButton.setVisibility(View.VISIBLE);
        }
    }

    // Start service
    Intent intent = new Intent(this, IRCService.class);
    intent.setAction(IRCService.ACTION_FOREGROUND);
    startService(intent);
    int flags = 0;
    if (android.os.Build.VERSION.SDK_INT > 13) {
        flags |= Context.BIND_ABOVE_CLIENT;
        flags |= Context.BIND_IMPORTANT;
    }
    bindService(intent, this, flags);

    // Let's be explicit about this.
    ((EditText) findViewById(R.id.input)).setEnabled(true);

    // Optimization - cache field lookup
    Collection<Conversation> mConversations = server.getConversations();
    MessageListAdapter mAdapter;

    // Fill view with messages that have been buffered while paused
    for (Conversation conversation : mConversations) {
        String name = conversation.getName();
        mAdapter = pagerAdapter.getItemAdapter(name);

        if (mAdapter != null) {
            mAdapter.addBulkMessages(conversation.getBuffer());
            conversation.clearBuffer();
        } else {
            // Was conversation created while we were paused?
            if (pagerAdapter.getPositionByName(name) == -1) {
                onNewConversation(name);
            }
        }

        // Clear new message notifications for the selected conversation
        if (conversation.getStatus() == Conversation.STATUS_SELECTED && conversation.getNewMentions() > 0) {
            Intent ackIntent = new Intent(this, IRCService.class);
            ackIntent.setAction(IRCService.ACTION_ACK_NEW_MENTIONS);
            ackIntent.putExtra(IRCService.EXTRA_ACK_SERVERID, serverId);
            ackIntent.putExtra(IRCService.EXTRA_ACK_CONVTITLE, name);
            startService(ackIntent);
        }
    }

    // Remove views for conversations that ended while we were paused
    int numViews = pagerAdapter.getCount();
    if (numViews > mConversations.size()) {
        for (int i = 0; i < numViews; ++i) {
            if (!mConversations.contains(pagerAdapter.getItem(i))) {
                pagerAdapter.removeConversation(i--);
                --numViews;
            }
        }
    }

    // Join channel that has been selected in JoinActivity
    // (onActivityResult())
    if (joinChannelBuffer != null) {
        new Thread() {
            @Override
            public void run() {
                binder.getService().getConnection(serverId).joinChannel(joinChannelBuffer);
                joinChannelBuffer = null;
            }
        }.start();
    }

    setupColors();
    setupIndicator();

    openSoftKeyboard(findViewById(R.id.input));

    server.setIsForeground(true);
}

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