Java tutorial
/* * Copyright (C) 2015 Hauke Oldsen * * This file is part of GGVertretungsplan. * * GGVertretungsplan is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * GGVertretungsplan is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GGVertretungsplan. If not, see <http://www.gnu.org/licenses/>. */ package de.gebatzens.ggvertretungsplan.fragment; import android.content.res.Configuration; import android.graphics.drawable.ColorDrawable; import android.os.Bundle; import android.support.v4.view.ViewPager; import android.support.v4.widget.SwipeRefreshLayout; import android.support.v7.widget.Toolbar; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.widget.FrameLayout; import android.widget.LinearLayout; import de.gebatzens.ggvertretungsplan.GGApp; import de.gebatzens.ggvertretungsplan.MainActivity; import de.gebatzens.ggvertretungsplan.R; import de.gebatzens.ggvertretungsplan.view.SlidingTabLayout; public class SubstFragment extends RemoteDataFragment { public Toolbar mToolbar; public ViewPager mViewPager; public SlidingTabLayout mSlidingTabLayout; public SubstAdapter mGGFrag; public SwipeRefreshLayout swipeContainer; public Bundle bundle; public SubstFragment() { } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { return inflater.inflate(R.layout.fragment_subst, container, false); } private int toPixels(int dp) { float scale = getResources().getDisplayMetrics().density; return (int) (dp * scale + 0.5f); } @Override public void onViewCreated(View view, Bundle savedInstanceState) { bundle = ((MainActivity) getActivity()).savedState; mViewPager = (ViewPager) view.findViewById(R.id.viewpager); mGGFrag = new SubstAdapter(this, savedInstanceState, (MainActivity) getActivity()); if (bundle != null) { mGGFrag.heute.spinnerPos = bundle.getInt("ggvp_frag_today_spinner"); mGGFrag.morgen.spinnerPos = bundle.getInt("ggvp_frag_tomorrow_spinner"); } mViewPager.setAdapter(mGGFrag); mViewPager.setOffscreenPageLimit(3); if (bundle != null) mViewPager.setCurrentItem(bundle.getInt("ggvp_tab")); mToolbar = (Toolbar) ((MainActivity) this.getActivity()).mToolbar; ColorDrawable mToolbarColor = (ColorDrawable) mToolbar.getBackground(); int mToolbarColorId = mToolbarColor.getColor(); mSlidingTabLayout = (SlidingTabLayout) view.findViewById(R.id.sliding_tabs); mSlidingTabLayout.setBackgroundColor(mToolbarColorId); if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) { mSlidingTabLayout.setPadding(toPixels(48), 0, toPixels(48), 0); } else if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) { mSlidingTabLayout.setPadding(toPixels(8), 0, toPixels(8), 0); } mSlidingTabLayout.setViewPager(mViewPager); swipeContainer = (SwipeRefreshLayout) view.findViewById(R.id.refresh); // Setup refresh listener which triggers new data loading swipeContainer.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { @Override public void onRefresh() { GGApp.GG_APP.refreshAsync(new Runnable() { @Override public void run() { swipeContainer.post(new Runnable() { @Override public void run() { swipeContainer.setRefreshing(false); } }); } }, true, GGApp.FragmentType.PLAN); } }); // Configure the refreshing colors swipeContainer.setColorSchemeResources(R.color.custom_material_green, R.color.custom_material_red, R.color.custom_material_blue, R.color.custom_material_orange); FrameLayout contentFrame = (FrameLayout) getActivity().findViewById(R.id.content_fragment); contentFrame.setVisibility(View.VISIBLE); LinearLayout fragmentLayout = (LinearLayout) getActivity().findViewById(R.id.fragment_layout); Animation fadeIn = AnimationUtils.loadAnimation(getActivity().getApplicationContext(), R.anim.fade_in); fragmentLayout.startAnimation(fadeIn); } @Override public void saveInstanceState(Bundle b) { b.putInt("ggvp_frag_today_spinner", mGGFrag.heute.spinnerPos); b.putInt("ggvp_frag_tomorrow_spinner", mGGFrag.morgen.spinnerPos); b.putInt("ggvp_tab", mViewPager.getCurrentItem()); } @Override public void createView(LayoutInflater inflater, ViewGroup vg) { } @Override public ViewGroup getContentView() { return null; } @Override public void setFragmentLoading() { mGGFrag.setFragmentsLoading(); } @Override public void updateFragment() { mGGFrag.morgen.spinnerPos = 0; mGGFrag.heute.spinnerPos = 0; mGGFrag.updateFragments(); } }