Java tutorial
/* * TeleStax, Open Source Cloud Communications * Copyright 2011-2016, Telestax Inc and individual contributors * by the @authors tag. * * This program is free software: you can redistribute it and/or modify * under the terms of the GNU Affero General Public License as * published by the Free Software Foundation; either version 3 of * the License, or (at your option) any later version. * * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/> */ package com.telestax.mayday_customer.fragment; import android.app.Activity; import android.app.AlertDialog; import android.content.BroadcastReceiver; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.IntentFilter; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.content.LocalBroadcastManager; import android.support.v4.view.PagerAdapter; import android.support.v4.view.ViewPager; import android.text.Html; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import com.telestax.mayday_customer.R; import com.telestax.mayday_customer.activity.MainActivity; import com.telestax.mayday_customer.utils.Constant; public class ProductFragment extends Fragment implements View.OnClickListener { private ImageView mImageViewCustomerMayDayCall; private LinearLayout mDotsLayout; private ProductInterface mCallBack; private TextView[] mDots; private BroadcastReceiver mInitReceiver; //ViewPager slider dot private final ViewPager.OnPageChangeListener viewPagerPageChangeListener = new ViewPager.OnPageChangeListener() { @Override public void onPageSelected(int position) { for (int i = 0; i < 4; i++) { mDots[i].setTextColor(getResources().getColor(android.R.color.secondary_text_light_nodisable)); } mDots[position].setTextColor(getResources().getColor(android.R.color.white)); } @Override public void onPageScrolled(int arg0, float arg1, int arg2) { } @Override public void onPageScrollStateChanged(int arg0) { } }; @Override public void onAttach(Activity activity) { super.onAttach(activity); mCallBack = (ProductInterface) activity; } @Override public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View viewInfo = inflater.inflate(R.layout.product, container, false); ViewPager viewPager = (ViewPager) viewInfo.findViewById(R.id.view_pager); mDotsLayout = (LinearLayout) viewInfo.findViewById(R.id.viewPagerCountDots); mInitReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { mImageViewCustomerMayDayCall.setVisibility(View.VISIBLE); } }; //Register broadcast receiver LocalBroadcastManager.getInstance(getActivity()).registerReceiver(mInitReceiver, new IntentFilter(Constant.BROADCAST_INTENT)); // Initialize UI ImageView ImageViewProductOne = (ImageView) viewInfo.findViewById(R.id.imageView_product); ImageView ImageViewProductTwo = (ImageView) viewInfo.findViewById(R.id.imageView_product_two); ImageView ImageViewProductThree = (ImageView) viewInfo.findViewById(R.id.imageView_product_three); ImageView ImageViewProductFour = (ImageView) viewInfo.findViewById(R.id.imageView_product_four); ImageView ImageViewProductFive = (ImageView) viewInfo.findViewById(R.id.imageView_product_five); ImageView ImageViewProductSix = (ImageView) viewInfo.findViewById(R.id.imageView_product_six); ImageView ImageViewProductSeven = (ImageView) viewInfo.findViewById(R.id.imageView_product_seven); mImageViewCustomerMayDayCall = (ImageView) viewInfo.findViewById(R.id.imageView_customer_mayday); ImageViewProductOne.setOnClickListener(this); ImageViewProductTwo.setOnClickListener(this); ImageViewProductThree.setOnClickListener(this); ImageViewProductFour.setOnClickListener(this); ImageViewProductFive.setOnClickListener(this); ImageViewProductSix.setOnClickListener(this); ImageViewProductSeven.setOnClickListener(this); String mayDayAction = MainActivity.getMaydaySharePref(getActivity()); if (mayDayAction != null) { if (mayDayAction.equalsIgnoreCase(Constant.YES)) { mImageViewCustomerMayDayCall.setVisibility(View.INVISIBLE); } else { mImageViewCustomerMayDayCall.setVisibility(View.VISIBLE); } } ImagePagerAdapter adapter = new ImagePagerAdapter(); viewPager.setAdapter(adapter); mDotsLayout.setBaselineAligned(true); setUiPageViewController(); // ViewPager slider event viewPager.setOnPageChangeListener(viewPagerPageChangeListener); mImageViewCustomerMayDayCall.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { final CharSequence[] items = { getResources().getString(R.string.video), getResources().getString(R.string.instant_message), }; AlertDialog.Builder builder = new AlertDialog.Builder(getActivity()); builder.setTitle(getResources().getString(R.string.action)); builder.setItems(items, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int item) { if (item == 0) { mCallBack.onVideoCall(); mImageViewCustomerMayDayCall.setVisibility(View.INVISIBLE); } else if (item == 1) { mCallBack.onChatMessage(); mImageViewCustomerMayDayCall.setVisibility(View.INVISIBLE); } } }); AlertDialog alert = builder.create(); alert.show(); } }); return viewInfo; } @Override public void onClick(View v) { if (v.getId() == R.id.imageView_product || v.getId() == R.id.imageView_product_two || v.getId() == R.id.imageView_product_three || v.getId() == R.id.imageView_product_four || v.getId() == R.id.imageView_product_five || v.getId() == R.id.imageView_product_six || v.getId() == R.id.imageView_product_seven || v.getId() == R.id.imageView_product_eight) { mCallBack.onProductItemSelect(); } } // Dot button below view pager slider private void setUiPageViewController() { mDots = new TextView[4]; for (int i = 0; i < 4; i++) { mDots[i] = new TextView(getActivity()); mDots[i].setText(Html.fromHtml("•")); mDots[i].setTextSize(30); LinearLayout.LayoutParams llp = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.MATCH_PARENT); llp.setMargins(0, -14, 0, 0); // llp.setMargins(left, top, right, bottom); mDots[i].setLayoutParams(llp); mDots[i].setTextColor(getResources().getColor(android.R.color.secondary_text_light_nodisable)); mDotsLayout.addView(mDots[i]); mDots[0].setTextColor(getResources().getColor(R.color.beige)); } } public interface ProductInterface { void onProductItemSelect(); void onVideoCall(); void onChatMessage(); } // slider image private class ImagePagerAdapter extends PagerAdapter { private final int[] mImages = new int[] { R.drawable.banner1, R.drawable.banner2, R.drawable.banner3, R.drawable.banner1, }; @Override public int getCount() { return mImages.length; } @Override public boolean isViewFromObject(View view, Object object) { return view == object; } @Override public Object instantiateItem(ViewGroup container, int position) { Context context = getActivity().getApplicationContext(); ImageView imageView = new ImageView(context); int padding = context.getResources().getDimensionPixelSize(R.dimen.padding_medium); imageView.setPadding(padding, padding, padding, padding); imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE); imageView.setImageResource(mImages[position]); imageView.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { //this will log the page number that was click mCallBack.onProductItemSelect(); } }); container.addView(imageView, 0); return imageView; } @Override public void destroyItem(ViewGroup container, int position, Object object) { container.removeView((ImageView) object); } } @Override public void onDestroy() { super.onDestroy(); //UnRegister broadcast receiver LocalBroadcastManager.getInstance(getActivity()).unregisterReceiver(mInitReceiver); } }