Android Open Source - android-dim-block Dim Preference Fragment

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright 2014 Yuriy Yunikov/*from  ww w  . j a  va2s.  c o  m*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.yyunikov.dimblock.ui;

import android.os.Bundle;
import android.preference.Preference;
import android.preference.PreferenceFragment;
import android.preference.SwitchPreference;
import com.yyunikov.dimblock.R;
import com.yyunikov.dimblock.base.Analytics;
import com.yyunikov.dimblock.base.Logger;
import com.yyunikov.dimblock.base.Admob;
import com.yyunikov.dimblock.controller.DimPreferenceController;
import com.yyunikov.dimblock.widget.DoubleAppWidgetProvider;
import com.yyunikov.dimblock.widget.SingleAppWidgetProvider;

/**
 * @author yyunikov
 */
public class DimPreferenceFragment extends PreferenceFragment implements Preference.OnPreferenceClickListener, Preference.OnPreferenceChangeListener {

    private DimPreferenceController dimPreferenceController;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        // Load the preferences from an XML resource
        addPreferencesFromResource(R.xml.preference_activity_dim);
        initialize();
        Admob.initAd(getActivity());
    }

    @Override
    public void onResume() {
        super.onResume();
        ensureDimOff();
    }

    @Override
    public boolean onPreferenceClick(Preference preference) {
        final String preferenceKey = preference.getKey();
        // if device display settings clicked
        if (preferenceKey != null && preferenceKey.equals(getString(R.string.key_pref_display_settings))) {
            dimPreferenceController.openDisplaySettings();
        }

        return true;
    }

    @Override
    public boolean onPreferenceChange(Preference preference, Object o) {
        final String preferenceKey = preference.getKey();

        // If dim enabled preference clicked
        if (preferenceKey != null && preferenceKey.equals(getString(R.string.key_pref_dim_block_enabled))) {
            changeDimPreference((Boolean) o);
            DoubleAppWidgetProvider.updateWidget(getActivity(), (Boolean) o, dimPreferenceController);
            SingleAppWidgetProvider.updateWidget(getActivity(), (Boolean) o, dimPreferenceController);
        }

        // If disable on battery low preference clicked
        if (preferenceKey != null && preferenceKey.equals(getString(R.string.key_pref_unblock_battery))) {
            if (o.equals(Boolean.TRUE)) {
                dimPreferenceController.setBooleanPreference(preferenceKey, true);
                // send zero value if unblock if battery is low gets checked
                Analytics.getInstance().sendEvent("UX", "Unblock if battery is low checked", "Unblock if battery is low");
            } else {
                dimPreferenceController.setBooleanPreference(preferenceKey, false);
                // send zero value if unblock if battery is low gets unchecked
                Analytics.getInstance().sendEvent("UX", "Unblock if battery is low unchecked", "Unblock if battery is low");
            }
        }

        return true;
    }

    private void initialize() {
        dimPreferenceController = new DimPreferenceController(getActivity());

        final String displaySettingsKey = getString(R.string.key_pref_display_settings);
        final String dimBlockEnabledKey = getString(R.string.key_pref_dim_block_enabled);
        final String unBlockOnBatteryLowKey = getString(R.string.key_pref_unblock_battery);

        if (displaySettingsKey != null && dimBlockEnabledKey != null && unBlockOnBatteryLowKey != null) {
            findPreference(displaySettingsKey).setOnPreferenceClickListener(this);
            findPreference(dimBlockEnabledKey).setOnPreferenceChangeListener(this);
            findPreference(unBlockOnBatteryLowKey).setOnPreferenceChangeListener(this);
        } else {
            Logger.error("No preference key specified.", getActivity());
        }
    }

    /**
     * Changes dim preference (on/off) and starts or stop dim block service.
     *
     * @param isSwitchedOn change dim preference depending on its current state
     */
    private void changeDimPreference(boolean isSwitchedOn) {
        dimPreferenceController.setDimEnabled(isSwitchedOn);
    }

    /**
     * Checks if dim lock is held and sets preference off if not.
     */
    private void ensureDimOff() {
        final String dimBlockEnabledKey = getString(R.string.key_pref_dim_block_enabled);
        if (!dimPreferenceController.isDimBlocked()) {
            ((SwitchPreference) findPreference(dimBlockEnabledKey)).setChecked(false);
        } else {
            ((SwitchPreference) findPreference(dimBlockEnabledKey)).setChecked(true);
        }
    }

}

Java Source Code List

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