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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.timezonepicker;
     18 
     19 import android.app.Dialog;
     20 import android.app.DialogFragment;
     21 import android.os.Bundle;
     22 import android.view.LayoutInflater;
     23 import android.view.View;
     24 import android.view.ViewGroup;
     25 import android.view.Window;
     26 import android.view.WindowManager;
     27 
     28 public class TimeZonePickerDialog extends DialogFragment implements
     29         TimeZonePickerView.OnTimeZoneSetListener {
     30     public static final String TAG = TimeZonePickerDialog.class.getSimpleName();
     31 
     32     public static final String BUNDLE_START_TIME_MILLIS = "bundle_event_start_time";
     33     public static final String BUNDLE_TIME_ZONE = "bundle_event_time_zone";
     34 
     35     private static final String KEY_HAS_RESULTS = "has_results";
     36     private static final String KEY_LAST_FILTER_STRING = "last_filter_string";
     37     private static final String KEY_LAST_FILTER_TYPE = "last_filter_type";
     38     private static final String KEY_LAST_FILTER_TIME = "last_filter_time";
     39     private static final String KEY_HIDE_FILTER_SEARCH = "hide_filter_search";
     40 
     41     private OnTimeZoneSetListener mTimeZoneSetListener;
     42     private TimeZonePickerView mView;
     43     private boolean mHasCachedResults = false;
     44 
     45     public interface OnTimeZoneSetListener {
     46         void onTimeZoneSet(TimeZoneInfo tzi);
     47     }
     48 
     49     public void setOnTimeZoneSetListener(OnTimeZoneSetListener l) {
     50         mTimeZoneSetListener = l;
     51     }
     52 
     53     public TimeZonePickerDialog() {
     54         super();
     55     }
     56 
     57     @Override
     58     public View onCreateView(LayoutInflater inflater, ViewGroup container,
     59             Bundle savedInstanceState) {
     60         long timeMillis = 0;
     61         String timeZone = null;
     62         Bundle b = getArguments();
     63         if (b != null) {
     64             timeMillis = b.getLong(BUNDLE_START_TIME_MILLIS);
     65             timeZone = b.getString(BUNDLE_TIME_ZONE);
     66         }
     67         boolean hideFilterSearch = false;
     68 
     69         if (savedInstanceState != null) {
     70             hideFilterSearch = savedInstanceState.getBoolean(KEY_HIDE_FILTER_SEARCH);
     71         }
     72         mView = new TimeZonePickerView(getActivity(), null, timeZone, timeMillis, this,
     73                 hideFilterSearch);
     74         if (savedInstanceState != null && savedInstanceState.getBoolean(KEY_HAS_RESULTS, false)) {
     75             mView.showFilterResults(savedInstanceState.getInt(KEY_LAST_FILTER_TYPE),
     76                                     savedInstanceState.getString(KEY_LAST_FILTER_STRING),
     77                                     savedInstanceState.getInt(KEY_LAST_FILTER_TIME));
     78         }
     79         return mView;
     80     }
     81 
     82     @Override
     83     public void onSaveInstanceState(Bundle outState) {
     84         super.onSaveInstanceState(outState);
     85         outState.putBoolean(KEY_HAS_RESULTS, mView != null && mView.hasResults());
     86         if (mView != null) {
     87             outState.putInt(KEY_LAST_FILTER_TYPE, mView.getLastFilterType());
     88             outState.putString(KEY_LAST_FILTER_STRING, mView.getLastFilterString());
     89             outState.putInt(KEY_LAST_FILTER_TIME, mView.getLastFilterTime());
     90             outState.putBoolean(KEY_HIDE_FILTER_SEARCH, mView.getHideFilterSearchOnStart());
     91         }
     92     }
     93 
     94     @Override
     95     public Dialog onCreateDialog(Bundle savedInstanceState) {
     96         Dialog dialog = super.onCreateDialog(savedInstanceState);
     97         dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
     98         dialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
     99         return dialog;
    100     }
    101 
    102     @Override
    103     public void onTimeZoneSet(TimeZoneInfo tzi) {
    104         if (mTimeZoneSetListener != null) {
    105             mTimeZoneSetListener.onTimeZoneSet(tzi);
    106         }
    107         dismiss();
    108     }
    109 }
    110