Java tutorial
//package com.java2s; /* * Copyright (C) 2012 www.amsoft.cn * * 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.Color; import android.graphics.drawable.ColorDrawable; import android.view.Gravity; import android.view.View; import android.widget.PopupWindow; public class Main { public static PopupWindow showPopWindow3(Context context, View targetView, View contentView, Integer width) { PopupWindow popupWindow = null; popupWindow = new PopupWindow(contentView, -2, -2); popupWindow.setBackgroundDrawable(new ColorDrawable(Color.WHITE)); if (width != null) { popupWindow.setWidth(width); } popupWindow.setOutsideTouchable(true); popupWindow.showAtLocation(targetView, Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL, 0, 0); return popupWindow; } }