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CardView / src / com.example.android.cardview /

CardViewFragment.java

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/*
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* Copyright 2014 The Android Open Source Project
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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.cardview;
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import android.app.Fragment;
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import android.os.Bundle;
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import android.support.v7.widget.CardView;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.SeekBar;
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/**
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 * Fragment that demonstrates how to use CardView.
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 */
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public class CardViewFragment extends Fragment {
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    private static final String TAG = CardViewFragment.class.getSimpleName();
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    /** The CardView widget. */
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    //@VisibleForTesting
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    CardView mCardView;
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    /**
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     * SeekBar that changes the cornerRadius attribute for the {@link #mCardView} widget.
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     */
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    //@VisibleForTesting
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    SeekBar mRadiusSeekBar;
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    /**
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     * SeekBar that changes the Elevation attribute for the {@link #mCardView} widget.
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     */
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    //@VisibleForTesting
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    SeekBar mElevationSeekBar;
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    /**
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     * Use this factory method to create a new instance of
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     * this fragment using the provided parameters.
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     *
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     * @return A new instance of fragment NotificationFragment.
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     */
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    public static CardViewFragment newInstance() {
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        CardViewFragment fragment = new CardViewFragment();
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        fragment.setRetainInstance(true);
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        return fragment;
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    }
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    public CardViewFragment() {
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        // Required empty public constructor
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    }
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    @Override
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    public void onCreate(Bundle savedInstanceState) {
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        super.onCreate(savedInstanceState);
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    }
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    @Override
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    public View onCreateView(LayoutInflater inflater, ViewGroup container,
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                             Bundle savedInstanceState) {
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        // Inflate the layout for this fragment
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        return inflater.inflate(R.layout.fragment_card_view, container, false);
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    }
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    @Override
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    public void onViewCreated(View view, Bundle savedInstanceState) {
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        super.onViewCreated(view, savedInstanceState);
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        mCardView = (CardView) view.findViewById(R.id.cardview);
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        mRadiusSeekBar = (SeekBar) view.findViewById(R.id.cardview_radius_seekbar);
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        mRadiusSeekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
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            @Override
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            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
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                Log.d(TAG, String.format("SeekBar Radius progress : %d", progress));
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                mCardView.setRadius(progress);
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            }
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            @Override
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            public void onStartTrackingTouch(SeekBar seekBar) {
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                //Do nothing
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            }
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            @Override
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            public void onStopTrackingTouch(SeekBar seekBar) {
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                //Do nothing
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            }
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        });
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        mElevationSeekBar = (SeekBar) view.findViewById(R.id.cardview_elevation_seekbar);
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        mElevationSeekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
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            @Override
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            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
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                Log.d(TAG, String.format("SeekBar Elevation progress : %d", progress));
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                mCardView.setElevation(progress);
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            }
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            @Override
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            public void onStartTrackingTouch(SeekBar seekBar) {
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                //Do nothing
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            }
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            @Override
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            public void onStopTrackingTouch(SeekBar seekBar) {
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                //Do nothing
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            }
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        });
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    }
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}
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