Example usage for android.content.pm PackageManager getPreferredPackages

Introduction

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

Prototype

public abstract List<PackageInfo> getPreferredPackages(@PackageInfoFlags int flags);

Source Link

Document

Retrieve the list of all currently configured preferred packages.

Usage

From source file:com.landenlabs.all_devtool.PackageFragment.java

/**
 * Load packages which are default (associated) with specific mime types.
 *
 * Use "adb shell dumpsys package r" to get full list
 *//*from w ww . j a  va2 s.  co m*/
void loadDefaultPackages() {
    m_workList = new ArrayList<PackingItem>();

    String[] actions = { Intent.ACTION_SEND, Intent.ACTION_SEND, Intent.ACTION_SEND, Intent.ACTION_SEND,

            Intent.ACTION_VIEW, Intent.ACTION_VIEW, Intent.ACTION_VIEW, Intent.ACTION_VIEW, Intent.ACTION_VIEW,
            Intent.ACTION_VIEW, Intent.ACTION_VIEW, Intent.ACTION_VIEW,

            MediaStore.ACTION_IMAGE_CAPTURE, MediaStore.ACTION_VIDEO_CAPTURE,

            Intent.ACTION_CREATE_SHORTCUT };

    String[] types = { "audio/*", "video/*", "image/*", "text/plain",

            "application/pdf", "application/zip", "audio/*", "video/*", "image/*", "text/html", "text/plain",
            "text/csv",

            "image/png", "video/*",

            "" };

    long orderCnt = 1;
    for (int idx = 0; idx != actions.length; idx++) {
        String type = types[idx];
        Intent resolveIntent = new Intent(actions[idx]);

        if (!TextUtils.isEmpty(type)) {
            if (type.startsWith("audio/*")) {
                Uri uri = Uri.withAppendedPath(MediaStore.Audio.Media.INTERNAL_CONTENT_URI, "1");
                resolveIntent.setDataAndType(uri, type);
            } else if (type.startsWith("video/*")) {
                Uri uri = Uri.withAppendedPath(MediaStore.Video.Media.INTERNAL_CONTENT_URI, "1");
                resolveIntent.setDataAndType(uri, type);
            } else if (type.startsWith("text/")) {
                Uri uri = Uri.parse(Environment.getExternalStorageDirectory().getPath());
                resolveIntent.setDataAndType(uri, type);
            } else {
                resolveIntent.setType(type);
            }
        }

        PackageManager pm = getActivity().getPackageManager();

        // PackageManager.GET_RESOLVED_FILTER);  // or PackageManager.MATCH_DEFAULT_ONLY
        List<ResolveInfo> resolveList = pm.queryIntentActivities(resolveIntent, -1); // PackageManager.MATCH_DEFAULT_ONLY | PackageManager.GET_INTENT_FILTERS);

        if (resolveList != null) {
            String actType = type = Utils.last(actions[idx].split("[.]")) + ":" + type;
            for (ResolveInfo resolveInfo : resolveList) {
                ArrayListPairString pkgList = new ArrayListPairString();
                String appName = resolveInfo.activityInfo.loadLabel(pm).toString().trim();

                addList(pkgList, "Type", actType);
                String pkgName = resolveInfo.activityInfo.packageName;
                PackageInfo packInfo = null;
                try {
                    packInfo = pm.getPackageInfo(pkgName, 0);
                    addList(pkgList, "Version", packInfo.versionName);
                    addList(pkgList, "VerCode", String.valueOf(packInfo.versionCode));
                    addList(pkgList, "TargetSDK", String.valueOf(packInfo.applicationInfo.targetSdkVersion));
                    m_date.setTime(packInfo.firstInstallTime);
                    addList(pkgList, "Install First", s_timeFormat.format(m_date));
                    m_date.setTime(packInfo.lastUpdateTime);
                    addList(pkgList, "Install Last", s_timeFormat.format(m_date));
                    if (resolveInfo.filter != null) {
                        if (resolveInfo.filter.countDataSchemes() > 0) {
                            addList(pkgList, "Intent Scheme", "");
                            for (int sIdx = 0; sIdx != resolveInfo.filter.countDataSchemes(); sIdx++)
                                addList(pkgList, " ", resolveInfo.filter.getDataScheme(sIdx));
                        }
                        if (resolveInfo.filter.countActions() > 0) {
                            addList(pkgList, "Intent Action", "");
                            for (int aIdx = 0; aIdx != resolveInfo.filter.countActions(); aIdx++)
                                addList(pkgList, " ", resolveInfo.filter.getAction(aIdx));
                        }
                        if (resolveInfo.filter.countCategories() > 0) {
                            addList(pkgList, "Intent Category", "");
                            for (int cIdx = 0; cIdx != resolveInfo.filter.countCategories(); cIdx++)
                                addList(pkgList, " ", resolveInfo.filter.getCategory(cIdx));
                        }
                        if (resolveInfo.filter.countDataTypes() > 0) {
                            addList(pkgList, "Intent DataType", "");
                            for (int dIdx = 0; dIdx != resolveInfo.filter.countDataTypes(); dIdx++)
                                addList(pkgList, " ", resolveInfo.filter.getDataType(dIdx));
                        }
                    }
                    m_workList.add(
                            new PackingItem(pkgName.trim(), pkgList, packInfo, orderCnt++, appName, actType));
                } catch (Exception ex) {
                }
            }
        }

        if (false) {
            // TODO - look into this method, see loadCachedPackages
            int flags = PackageManager.GET_PROVIDERS;
            List<PackageInfo> packList = pm.getPreferredPackages(flags);
            if (packList != null) {
                for (int pkgIdx = 0; pkgIdx < packList.size(); pkgIdx++) {
                    PackageInfo packInfo = packList.get(pkgIdx);

                    // if (((packInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) == showSys) {
                    addPackageInfo(packInfo);
                    // }
                }
            }
        }
    }

    // getPreferredAppInfo();

    /*
    List<ProviderInfo> providerList = getActivity().getPackageManager().queryContentProviders(null, 0, 0);
    if (providerList != null) {
    for (ProviderInfo providerInfo : providerList) {
        String name = providerInfo.name;
        String pkg = providerInfo.packageName;
            
    }
    }
    */
}

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