Android Open Source - hpush Setting Activity

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License

The source code is released under:
MIT License
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Java Source Code

package com.hpush.app.activities;
/*from w  w w.jav  a  2  s.  c  om*/
import android.app.Activity;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.res.TypedArray;
import android.os.Build;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.EditTextPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.support.v4.os.AsyncTaskCompat;
import android.support.v7.widget.Toolbar;
import android.text.TextUtils;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup.LayoutParams;
import android.view.ViewGroup.MarginLayoutParams;

import com.chopping.application.LL;
import com.chopping.bus.ApplicationConfigurationDownloadedEvent;
import com.chopping.bus.ApplicationConfigurationLoadingIgnoredEvent;
import com.chopping.exceptions.CanNotOpenOrFindAppPropertiesException;
import com.chopping.exceptions.InvalidAppPropertiesException;
import com.hpush.R;
import com.hpush.bus.DeleteAccountEvent;
import com.hpush.bus.EditSettingsEvent;
import com.hpush.bus.InsertAccountEvent;
import com.hpush.gcm.RegGCMTask;
import com.hpush.gcm.UnregGCMTask;
import com.hpush.utils.Prefs;

import de.greenrobot.event.EventBus;


/**
 * Setting .
 */
public final class SettingActivity extends PreferenceActivity implements Preference.OnPreferenceChangeListener {

  /**
   * The "ActionBar".
   */
  private Toolbar mToolbar;

  /**
   * Progress indicator.
   */
  private ProgressDialog mPb;
  /**
   * Flag for any change of push.
   */
  private boolean mChangedPushStatus;
  //------------------------------------------------
  //Subscribes, event-handlers
  //------------------------------------------------

  /**
   * Handler for {@link com.chopping.bus.ApplicationConfigurationDownloadedEvent}
   *
   * @param e
   *     Event {@link  com.chopping.bus.ApplicationConfigurationDownloadedEvent}.
   */
  public void onEvent(ApplicationConfigurationDownloadedEvent e) {
    onAppConfigLoaded();
  }

  /**
   * Handler for {@link com.chopping.bus.ApplicationConfigurationLoadingIgnoredEvent}.
   *
   * @param e
   *     Event {@link com.chopping.bus.ApplicationConfigurationLoadingIgnoredEvent}.
   */
  public void onEvent(ApplicationConfigurationLoadingIgnoredEvent e) {
    LL.i("Ignored a change to load application's configuration.");
    onAppConfigIgnored();
  }

  //------------------------------------------------

  /**
   * Show an instance of SettingsActivity.
   *
   * @param context
   *     A context object.
   *  @param openSettingV
   *     The view that open the {@link com.hpush.app.activities.WebViewActivity}.
   */
  public static void showInstance(Activity context, View openSettingV) {
    Intent intent = new Intent(context, SettingActivity.class);
    intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
//    if (openSettingV != null && (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) ){
//      ActivityOptionsCompat transitionActivityOptions = ActivityOptionsCompat.makeSceneTransitionAnimation(context,
//          Pair.create(openSettingV, "openSettingV"));
//      context.startActivity(intent, transitionActivityOptions.toBundle());
//    } else {
      context.startActivity(intent);
//    }
  }


  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    Prefs prefs = Prefs.getInstance(getApplication());
    if(getResources().getBoolean(R.bool.landscape)) {
      setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
    }
    addPreferencesFromResource(R.xml.settings);
    mPb = ProgressDialog.show(this, null, getString(R.string.msg_app_init));
    mPb.setCancelable(true);
    mToolbar = (Toolbar) getLayoutInflater().inflate(R.layout.toolbar, null, false);
    addContentView(mToolbar, new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
    mToolbar.setTitle(R.string.application_name);
    mToolbar.setNavigationIcon(R.drawable.ic_arrow_back_white_24dp);
    mToolbar.setNavigationOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        backPressed();
      }
    });

    CheckBoxPreference push = (CheckBoxPreference) findPreference(Prefs.KEY_PUSH_SETTING);
    push.setSummary( getString(prefs.isPushTurnedOn() ? R.string.setting_push_on :R.string.setting_push_off ));
    push.setOnPreferenceChangeListener(this);

    CheckBoxPreference fullText = (CheckBoxPreference) findPreference(Prefs.KEY_FULL_TEXT);
    fullText.setOnPreferenceChangeListener(this);

    CheckBoxPreference allowEmptyUrl = (CheckBoxPreference) findPreference(Prefs.KEY_ALLOW_EMPTY_URL);
    allowEmptyUrl.setOnPreferenceChangeListener(this);

    EditTextPreference count = (EditTextPreference) findPreference(Prefs.KEY_MSG_COUNT);
    count.setSummary(getString(R.string.setting_messages_count, prefs.getMsgCount()));
    count.setText(prefs.getMsgCount());
    count.setOnPreferenceChangeListener(this);

    ListPreference sort = (ListPreference) findPreference(Prefs.KEY_SORT_TYPE);
    String value = prefs.getSortTypeValue();
    sort.setValue(value);
    int pos = Integer.valueOf(value);
    String[] arr = getResources().getStringArray(R.array.setting_sort_types);
    sort.setSummary(arr[pos]);
    sort.setOnPreferenceChangeListener(this);



    ListPreference sound = (ListPreference) findPreference(Prefs.KEY_SOUND_TYPE);
    String soundValue = prefs.getSoundTypeValue();
    sound.setValue(soundValue);
    int posSound = Integer.valueOf(soundValue);
    String[] arrSound = getResources().getStringArray(R.array.setting_sound_types);
    sound.setSummary(arrSound[posSound]);
    sound.setOnPreferenceChangeListener(this);

    ((MarginLayoutParams) findViewById(android.R.id.list).getLayoutParams()).topMargin = getActionBarHeight(this);
  }


  /**
   * Get height of {@link android.support.v7.app.ActionBar}.
   *
   * @param activity
   *     {@link android.app.Activity} that hosts an  {@link android.support.v7.app.ActionBar}.
   *
   * @return Height of bar.
   */
  public static int getActionBarHeight(Activity activity) {
    int[] abSzAttr;
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
      abSzAttr = new int[] { android.R.attr.actionBarSize };
    } else {
      abSzAttr = new int[] { R.attr.actionBarSize };
    }
    TypedArray a = activity.obtainStyledAttributes(abSzAttr);
    return a.getDimensionPixelSize(0, -1);
  }


  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case android.R.id.home:
      backPressed();
      break;
    }
    return super.onOptionsItemSelected(item);
  }


  @Override
  public boolean onPreferenceChange(Preference preference, Object newValue) {
    if (preference.getKey().equals(Prefs.KEY_PUSH_SETTING)) {
      mChangedPushStatus = true;
      EventBus.getDefault().removeStickyEvent(InsertAccountEvent.class);
      EventBus.getDefault().removeStickyEvent(DeleteAccountEvent.class);
      if (!Boolean.valueOf(newValue.toString())) {
        AsyncTaskCompat.executeParallel(new UnregGCMTask(getApplication() ) {
          ProgressDialog dlg;

          @Override
          protected void onPreExecute() {
            super.onPreExecute();
            dlg = ProgressDialog.show(SettingActivity.this, null, getString(
                R.string.msg_push_unregistering));
            dlg.setCancelable(false);
          }

          @Override
          protected void onPostExecute(String regId) {
            super.onPostExecute(regId);
            dlg.dismiss();
          }
        });
      } else {
        AsyncTaskCompat.executeParallel(new RegGCMTask(getApplication()) {
          ProgressDialog dlg;

          @Override
          protected void onPreExecute() {
            super.onPreExecute();
            dlg = ProgressDialog.show(SettingActivity.this, null, getString(R.string.msg_push_registering));
            dlg.setCancelable(false);
          }

          @Override
          protected void onPostExecute(String regId) {
            super.onPostExecute(regId);
            if (!TextUtils.isEmpty(regId)) {
              dlg.dismiss();
            }
          }
        });
      }
    }

    if (preference.getKey().equals(Prefs.KEY_MSG_COUNT)) {
      int count = Integer.valueOf(newValue.toString());
      int max = getResources().getInteger(R.integer.max_msg_count);
      if (count > max) {
        count = max;
        Prefs.getInstance(getApplication()).setMsgCount(max+"");
        preference.setSummary(getString(R.string.setting_messages_count, count + ""));
        return false;
      }
      preference.setSummary(getString(R.string.setting_messages_count, count + ""));
    }

    if(preference.getKey().equals(Prefs.KEY_SORT_TYPE)) {
      int pos = Integer.valueOf(newValue.toString());
      String[] arr = getResources().getStringArray(R.array.setting_sort_types);
      preference.setSummary(arr[pos]);
    }


    if(preference.getKey().equals(Prefs.KEY_SOUND_TYPE)) {
      int pos = Integer.valueOf(newValue.toString());
      String[] arr = getResources().getStringArray(R.array.setting_sound_types);
      preference.setSummary(arr[pos]);
    }
    return true;
  }


  @Override
  protected void onResume() {
    EventBus.getDefault().registerSticky(this);
    super.onResume();

    String mightError = null;
    try {
      Prefs.getInstance(getApplication()).downloadApplicationConfiguration();
    } catch (InvalidAppPropertiesException _e) {
      mightError = _e.getMessage();
    } catch (CanNotOpenOrFindAppPropertiesException _e) {
      mightError = _e.getMessage();
    }
    if (mightError != null) {
      new AlertDialog.Builder(this).setTitle(com.chopping.R.string.app_name).setMessage(mightError).setCancelable(
          false).setPositiveButton("Ok", new DialogInterface.OnClickListener() {
        @Override
        public void onClick(DialogInterface dialog, int which) {
          finish();
        }
      }).create().show();
    }
  }

  @Override
  protected void onPause() {
    EventBus.getDefault().unregister(this);
    super.onPause();
  }

  /**
   * Remove the progress indicator.
   */
  private void dismissPb() {
    if (mPb != null && mPb.isShowing()) {
      mPb.dismiss();
    }
  }

  @Override
  public void onBackPressed() {
    backPressed();
  }

  private void onAppConfigLoaded() {
    dismissPb();
  }

  private void onAppConfigIgnored() {
    dismissPb();
  }

  private void backPressed() {
    if(!mChangedPushStatus) {
      EventBus.getDefault().postSticky(new EditSettingsEvent());
    }
    dismissPb();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
      finishAfterTransition();
    } else {
      finish();
    }
  }
}
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