Java tutorial
/* * Copyright 2013 Javier Tarazaga * * 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.nexa.cityseason.fragment; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import com.nexa.adapter.HotelDetailsAdapter; import com.nexa.adapter.RoomDetailsAdapter; import com.nexa.cityseason.R; import com.nexa.cityseason.activity.RootActivity; import com.nexa.cityseason.util.Constant; import com.nexa.cityseason.util.FontHelper; import android.os.Build; import android.os.Bundle; import android.os.Handler; import android.annotation.SuppressLint; import android.app.Activity; import android.content.Context; import android.graphics.Color; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.ViewTreeObserver; import android.widget.AbsListView; import android.widget.AdapterView; import android.widget.ListView; import android.widget.RelativeLayout; import android.widget.SimpleAdapter; import android.widget.TextView; import android.widget.Toast; public class RoomDetails extends Fragment { private RelativeLayout mStickyView; private View mPlaceholderView; private ListView mListView; private View mItemTop; Activity activity; Context mContext; Handler handler = new Handler(); int color = 0; public RoomDetails newInstance(String text) { RoomDetails mFragment = new RoomDetails(); Bundle mBundle = new Bundle(); mBundle.putString(Constant.TEXT_FRAGMENT, "Offers"); mFragment.setArguments(mBundle); return mFragment; } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { // TODO Auto-generated method stub if (getActivity() instanceof RootActivity) { activity = (RootActivity) getActivity(); } super.onCreate(savedInstanceState); View rootView = inflater.inflate(R.layout.fragment_room_details, container, false); mContext = container.getContext(); mStickyView = (RelativeLayout) rootView.findViewById(R.id.sticky); FontHelper.applyFont(mContext, mStickyView, "fonts/GothamRnd-Medium.otf"); // mStickyView.setText("aa"); mListView = (ListView) rootView.findViewById(R.id.listView); mItemTop = rootView.findViewById(R.id.itemTop); //LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE); View v = inflater.inflate(R.layout.fragment_room_toplayout, null); mPlaceholderView = v.findViewById(R.id.placeholder); mListView.addHeaderView(v); mListView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() { @SuppressLint("NewApi") @SuppressWarnings("deprecation") @Override public void onGlobalLayout() { onScrollChanged(); ViewTreeObserver obs = mListView.getViewTreeObserver(); if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) { obs.removeOnGlobalLayoutListener(this); } else { obs.removeGlobalOnLayoutListener(this); } } }); mListView.setOnScrollListener(new AbsListView.OnScrollListener() { @Override public void onScrollStateChanged(AbsListView view, int scrollState) { } @Override public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) { onScrollChanged(); } }); // Create and set the adapter for the listView. //SimpleAdapter simpleAdpt = new RoomDetailsAdapter(mContext, createListViewData(), R.layout.fragment_room_details_item, new String[] {"item"}, new int[] {R.id.txtSamle}); RoomDetailsAdapter simpleAdpt = new RoomDetailsAdapter(mContext, createListViewData()); mListView.setAdapter(simpleAdpt); /*mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, final View view, int position, long id) { openFragment(position); } }); */ return rootView; } private void openFragment(int position) { Fragment mFragment = null; // mFragmentManager = mContext.getSupportFragmentManager(); Toast.makeText(mContext, position + "", Toast.LENGTH_SHORT).show(); switch (position) { case 1: mFragment = new RoomSuites(); break; case 2: //mFragment = new AddressInfo(); break; case 3: //mFragment = new OutletDashBoardFragment(); break; case 4: //mFragment = new OutletDashBoardFragment(); break; case 5: //mFragment = new BookingFragment(); break; } //mFragment = new RoomSuites(); if (mFragment != null) { FragmentManager frgManager = getFragmentManager(); FragmentTransaction ft = frgManager.beginTransaction(); if (((RootActivity) getActivity()).fragmentStack.size() > 0) { ft.hide(((RootActivity) getActivity()).fragmentStack.lastElement()); } ft.add(R.id.content_frame, mFragment); ((RootActivity) getActivity()).fragmentStack.push(mFragment); ((RootActivity) getActivity()).menuStatus.push("1"); ft.commit(); } } /** * Function used to calculate the position of the sticky view according to the position of the first item in the ListView. */ private void onScrollChanged() { View v = mListView.getChildAt(0); int top = (v == null) ? 0 : v.getTop(); //Toast.makeText(mContext, top+"", 2000).show(); // This check is needed because when the first element reaches the top of the window, the top values from top are not longer valid. if (mListView.getFirstVisiblePosition() == 0) { mStickyView.setTranslationY(Math.max(0, mPlaceholderView.getTop() + top)); // Set the image to scroll half of the amount scrolled in the ListView. mItemTop.setTranslationY(top / 2); } } /** * Populate the ListView with example data. * @return */ private List<Map<String, String>> createListViewData() { List<Map<String, String>> itemList = new ArrayList<Map<String, String>>(); //for (int i = 0; i < 5; i++) { itemList.add(createItem("item", "Room & Suites")); //} return itemList; } /** * Function used to create the HashMap needed for ListView item using Simple Adapter. * @param key * @param name * @return */ private HashMap<String, String> createItem(String key, String name) { HashMap<String, String> item = new HashMap<String, String>(); item.put(key, name); return item; } }