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:edu.mit.viral.shen.DroidFish.java

public final static boolean hasFenProvider(PackageManager manager) {
    Intent i = new Intent(Intent.ACTION_GET_CONTENT);
    i.setType("application/x-chess-fen");
    List<ResolveInfo> resolvers = manager.queryIntentActivities(i, 0);
    return (resolvers != null) && (resolvers.size() > 0);
}

From source file:de.vanita5.twittnuker.util.Utils.java

public static void addIntentToMenu(final Context context, final Menu menu, final Intent queryIntent,
        final int groupId) {
    if (context == null || menu == null || queryIntent == null)
        return;/*from w  w  w. j  ava2 s  . co  m*/
    final PackageManager pm = context.getPackageManager();
    final Resources res = context.getResources();
    final float density = res.getDisplayMetrics().density;
    final int padding = Math.round(density * 4);
    final List<ResolveInfo> activities = pm.queryIntentActivities(queryIntent, 0);
    for (final ResolveInfo info : activities) {
        final Intent intent = new Intent(queryIntent);
        final Drawable icon = info.loadIcon(pm);
        intent.setClassName(info.activityInfo.packageName, info.activityInfo.name);
        final MenuItem item = menu.add(groupId, Menu.NONE, Menu.NONE, info.loadLabel(pm));
        item.setIntent(intent);
        final int iw = icon.getIntrinsicWidth(), ih = icon.getIntrinsicHeight();
        if (iw > 0 && ih > 0) {
            final Drawable iconWithPadding = new PaddingDrawable(icon, padding);
            iconWithPadding.setBounds(0, 0, iw, ih);
            item.setIcon(iconWithPadding);
        } else {
            item.setIcon(icon);
        }
    }
}

From source file:org.openintents.shopping.ui.ShoppingActivity.java

/**
 * Check whether an application exists that handles the pick activity.
 *
 * @return/* ww  w. j  a  v  a2  s  .com*/
 */
private boolean addLocationAlertPossible() {

    // Test whether intent exists for picking a location:
    PackageManager pm = getPackageManager();
    Intent intent = new Intent(Intent.ACTION_PICK, Uri.parse("geo:"));
    List<ResolveInfo> resolve_pick_location = pm.queryIntentActivities(intent,
            PackageManager.MATCH_DEFAULT_ONLY);
    /*
     * for (int i = 0; i < resolve_pick_location.size(); i++) { Log.d(TAG,
     * "Activity name: " + resolve_pick_location.get(i).activityInfo.name);
     * }
     */

    // Check whether adding alerts is possible.
    intent = new Intent(Intent.ACTION_VIEW, Alert.Generic.CONTENT_URI);
    List<ResolveInfo> resolve_view_alerts = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);

    boolean pick_location_possible = (resolve_pick_location.size() > 0);
    boolean view_alerts_possible = (resolve_view_alerts.size() > 0);
    if (debug) {
        Log.d(TAG, "Pick location possible: " + pick_location_possible);
    }
    if (debug) {
        Log.d(TAG, "View alerts possible: " + view_alerts_possible);
    }
    if (pick_location_possible && view_alerts_possible) {
        return true;
    }

    return false;
}

From source file:org.getlantern.firetweet.util.Utils.java

public static void addIntentToMenuForExtension(final Context context, final Menu menu, final int groupId,
        final String action, final String parelableKey, final String parelableJSONKey,
        final FiretweetParcelable parcelable) {
    if (context == null || menu == null || action == null || parelableKey == null || parcelable == null)
        return;/*from w w w.  ja va2s.  c om*/
    final PackageManager pm = context.getPackageManager();
    final Resources res = context.getResources();
    final float density = res.getDisplayMetrics().density;
    final int padding = Math.round(density * 4);
    final Intent queryIntent = new Intent(action);
    queryIntent.setExtrasClassLoader(context.getClassLoader());
    final List<ResolveInfo> activities = pm.queryIntentActivities(queryIntent, PackageManager.GET_META_DATA);
    for (final ResolveInfo info : activities) {
        final Intent intent = new Intent(queryIntent);
        if (isExtensionUseJSON(info)) {
            intent.putExtra(parelableJSONKey, JSONSerializer.toJSONObjectString(parcelable));
        } else {
            intent.putExtra(parelableKey, parcelable);
        }
        intent.setClassName(info.activityInfo.packageName, info.activityInfo.name);
        final MenuItem item = menu.add(groupId, Menu.NONE, Menu.NONE, info.loadLabel(pm));
        item.setIntent(intent);
        final Drawable metaDataDrawable = getMetadataDrawable(pm, info.activityInfo,
                METADATA_KEY_EXTENSION_ICON);
        final int actionIconColor = ThemeUtils.getThemeForegroundColor(context);
        if (metaDataDrawable != null) {
            metaDataDrawable.mutate();
            metaDataDrawable.setColorFilter(actionIconColor, Mode.SRC_ATOP);
            item.setIcon(metaDataDrawable);
        } else {
            final Drawable icon = info.loadIcon(pm);
            final int iw = icon.getIntrinsicWidth(), ih = icon.getIntrinsicHeight();
            if (iw > 0 && ih > 0) {
                final Drawable iconWithPadding = new PaddingDrawable(icon, padding);
                iconWithPadding.setBounds(0, 0, iw, ih);
                item.setIcon(iconWithPadding);
            } else {
                item.setIcon(icon);
            }
        }

    }
}

From source file:carnero.cgeo.cgBase.java

public static boolean isIntentAvailable(Context context, Intent intent) {
    final PackageManager packageManager = context.getPackageManager();
    final List<ResolveInfo> list = packageManager.queryIntentActivities(intent,
            PackageManager.MATCH_DEFAULT_ONLY);

    return (list.size() > 0);
}

From source file:com.bernard.beaconportal.activities.activity.MessageList.java

void onImport() {
    Intent i = new Intent(Intent.ACTION_GET_CONTENT);
    i.addCategory(Intent.CATEGORY_OPENABLE);
    i.setType("*/*");

    PackageManager packageManager = getPackageManager();
    List<ResolveInfo> infos = packageManager.queryIntentActivities(i, 0);

    if (infos.size() > 0) {
        startActivityForResult(Intent.createChooser(i, null), ACTIVITY_REQUEST_PICK_SETTINGS_FILE);
    } else {//from  w w w . j a  v a2 s . c o m
        showDialog(DIALOG_NO_FILE_MANAGER);
    }
}

From source file:com.codename1.impl.android.AndroidImplementation.java

@Override
public Boolean canExecute(String url) {
    try {//from   w ww .  ja  va2  s  .  c  om
        Intent it = createIntentForURL(url);
        if (it == null) {
            return false;
        }
        final PackageManager mgr = getContext().getPackageManager();
        List<ResolveInfo> list = mgr.queryIntentActivities(it, PackageManager.MATCH_DEFAULT_ONLY);
        return list.size() > 0;
    } catch (Exception err) {
        com.codename1.io.Log.e(err);
        return false;
    }
}