Android Open Source - XInternalSD Preferences

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License

The source code is released under:

Copyright (c) 2014, pyler All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redist...

Java Source Code

package com.pyler.xinternalsd;
//w  ww.  j a va 2 s .c o  m
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.preference.EditTextPreference;
import android.preference.MultiSelectListPreference;
import android.preference.Preference;
import android.preference.PreferenceCategory;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;

public class Preferences extends Activity {
  public static Context context;
  public static SharedPreferences prefs;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    context = getApplicationContext();
    getFragmentManager().beginTransaction()
        .replace(android.R.id.content, new Settings()).commit();
  }

  @SuppressWarnings("deprecation")
  public static class Settings extends PreferenceFragment {
    @Override
    public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      getPreferenceManager()
          .setSharedPreferencesMode(MODE_WORLD_READABLE);
      addPreferencesFromResource(R.xml.preferences);
      prefs = PreferenceManager.getDefaultSharedPreferences(context);
      PreferenceCategory appSettings = (PreferenceCategory) findPreference("app_settings");
      Preference sdCardFullAccess = findPreference("sdcard_full_access");
      EditTextPreference internalSdPath = (EditTextPreference) findPreference("internal_sd_path");
      Preference includeSystemApps = findPreference("include_system_apps");
      includeSystemApps
          .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
            @Override
            public boolean onPreferenceChange(
                Preference preference, Object newValue) {
              reloadAppsList();
              return true;
            }
          });

      reloadAppsList();

      String customInternalSD = prefs.getString("internal_sd_path", "");
      if (!customInternalSD.isEmpty()) {
        internalSdPath.setSummary(customInternalSD);
      }

      String extStorage = System.getenv("SECONDARY_STORAGE");
      if (extStorage != null && !extStorage.isEmpty()
          && customInternalSD.isEmpty()) {
        String externalSd = extStorage.split(":")[0];
        internalSdPath.setSummary(externalSd);
        internalSdPath.setText(externalSd);
        prefs.edit().putString("internal_sd_path", externalSd).apply();
      }

      if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
        appSettings.removePreference(sdCardFullAccess);
      }
    }

    public void reloadAppsList() {
      new LoadApps().execute();
    }

    public boolean isAllowedApp(ApplicationInfo appInfo) {
      boolean isAllowedApp = true;
      boolean includeSystemApps = prefs.getBoolean("include_system_apps",
          false);
      if ((appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0
          && !includeSystemApps) {
        isAllowedApp = false;
      }
      return isAllowedApp;
    }

    public class LoadApps extends AsyncTask<Void, Void, Void> {
      MultiSelectListPreference enabledApps = (MultiSelectListPreference) findPreference("enable_for_apps");
      MultiSelectListPreference disabledApps = (MultiSelectListPreference) findPreference("disable_for_apps");
      List<CharSequence> apps = new ArrayList<CharSequence>();
      List<CharSequence> packageNames = new ArrayList<CharSequence>();
      PackageManager pm = context.getPackageManager();
      List<ApplicationInfo> packages = pm
          .getInstalledApplications(PackageManager.GET_META_DATA);

      @Override
      protected void onPreExecute() {
        enabledApps.setEnabled(false);
        disabledApps.setEnabled(false);
      }

      @Override
      protected Void doInBackground(Void... arg0) {
        List<String[]> sortedApps = new ArrayList<String[]>();

        for (ApplicationInfo app : packages) {
          if (isAllowedApp(app)) {
            sortedApps.add(new String[] {
                app.packageName,
                app.loadLabel(context.getPackageManager())
                    .toString() });
          }
        }

        Collections.sort(sortedApps, new Comparator<String[]>() {
          @Override
          public int compare(String[] entry1, String[] entry2) {
            return entry1[1].compareToIgnoreCase(entry2[1]);
          }
        });

        for (int i = 0; i < sortedApps.size(); i++) {
          packageNames.add(sortedApps.get(i)[0]);
          apps.add(sortedApps.get(i)[1]);
        }

        return null;
      }

      @Override
      protected void onPostExecute(Void result) {
        CharSequence[] appsList = apps.toArray(new CharSequence[apps
            .size()]);
        CharSequence[] packageNamesList = packageNames
            .toArray(new CharSequence[packageNames.size()]);

        enabledApps.setEntries(appsList);
        enabledApps.setEntryValues(packageNamesList);
        disabledApps.setEntries(appsList);
        disabledApps.setEntryValues(packageNamesList);
        enabledApps.setEnabled(true);
        disabledApps.setEnabled(true);
      }
    }

  }
}

Java Source Code List

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