88 lines
2.9 KiB
Java
88 lines
2.9 KiB
Java
/*
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* Copyright (C) 2014 Google Inc. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.example.android.wearable.speedtracker;
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import android.app.Activity;
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import android.content.SharedPreferences;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.support.wearable.view.WearableListView;
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import android.widget.TextView;
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import com.example.android.wearable.speedtracker.ui.SpeedPickerListAdapter;
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/**
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* An activity that presents a list of speeds to user and allows user to pick one, to be used as
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* the current speed limit.
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*/
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public class SpeedPickerActivity extends Activity implements WearableListView.ClickListener {
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/* Speeds, in mph, that will be shown on the list */
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private int[] speeds = {25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75};
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.speed_picker_activity);
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final TextView header = (TextView) findViewById(R.id.header);
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// Get the list component from the layout of the activity
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WearableListView listView = (WearableListView) findViewById(R.id.wearable_list);
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// Assign an adapter to the list
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listView.setAdapter(new SpeedPickerListAdapter(this, speeds));
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// Set a click listener
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listView.setClickListener(this);
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listView.addOnScrollListener(new WearableListView.OnScrollListener() {
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@Override
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public void onScroll(int i) {
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}
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@Override
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public void onAbsoluteScrollChange(int i) {
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// only scroll the header up from the base position, not down...
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if (i > 0) {
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header.setY(-i);
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}
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}
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@Override
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public void onScrollStateChanged(int i) {
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}
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@Override
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public void onCentralPositionChanged(int i) {
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}
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});
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}
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@Override
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public void onClick(WearableListView.ViewHolder viewHolder) {
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SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(this);
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pref.edit().putInt(WearableMainActivity.PREFS_SPEED_LIMIT_KEY,
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speeds[viewHolder.getPosition()]).apply();
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finish();
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}
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@Override
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public void onTopEmptyRegionClick() {
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}
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}
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