Java tutorial
//package com.java2s; /* * Copyright (C) 2016 android@19code.com * * 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. */ import android.content.Context; import android.graphics.drawable.BitmapDrawable; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.PopupWindow; public class Main { static PopupWindow popupWindow; public static View showPopupWindow(Context context, int resId, View root, int paramsType) { View popupView; popupView = LayoutInflater.from(context).inflate(resId, null); switch (paramsType) { case 1: popupWindow = new PopupWindow(popupView, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT, true); break; case 2: popupWindow = new PopupWindow(popupView, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT, true); break; case 3: popupWindow = new PopupWindow(popupView, ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.MATCH_PARENT, true); break; case 4: popupWindow = new PopupWindow(popupView, ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT, true); break; default: popupWindow = new PopupWindow(popupView, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT, true); break; } popupWindow.setFocusable(true); popupWindow.setOutsideTouchable(true); popupWindow.setTouchable(true); popupWindow.setBackgroundDrawable(new BitmapDrawable()); popupWindow.showAsDropDown(root); return popupView; } }