1   /**
2    * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.portlet;
24  
25  import javax.portlet.WindowState;
26  
27  import javax.servlet.http.HttpServletRequest;
28  
29  /**
30   * <a href="LiferayWindowState.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Brian Wing Shun Chan
33   *
34   */
35  public class LiferayWindowState extends WindowState {
36  
37      public final static WindowState EXCLUSIVE = new WindowState("exclusive");
38  
39      public final static WindowState POP_UP = new WindowState("pop_up");
40  
41      public static boolean isExclusive(HttpServletRequest request) {
42          String state = request.getParameter("p_p_state");
43  
44          if ((state != null) && (state.equals(EXCLUSIVE.toString()))) {
45              return true;
46          }
47          else {
48              return false;
49          }
50      }
51  
52      public static boolean isMaximized(HttpServletRequest request) {
53          String state = request.getParameter("p_p_state");
54  
55          if ((state != null) &&
56              (state.equals(WindowState.MAXIMIZED.toString()))) {
57  
58              return true;
59          }
60          else {
61              return false;
62          }
63      }
64  
65      public static boolean isPopUp(HttpServletRequest request) {
66          String state = request.getParameter("p_p_state");
67  
68          if ((state != null) && (state.equals(POP_UP.toString()))) {
69              return true;
70          }
71          else {
72              return false;
73          }
74      }
75  
76      public static boolean isWindowStatePreserved(
77          WindowState oldWindowState, WindowState newWindowState) {
78  
79          // Changes to EXCLUSIVE are always preserved
80  
81          if ((newWindowState != null) &&
82              (newWindowState.equals(LiferayWindowState.EXCLUSIVE))) {
83  
84              return true;
85          }
86  
87          // Some window states are automatically preserved
88  
89          if ((oldWindowState != null) &&
90              (oldWindowState.equals(LiferayWindowState.POP_UP))) {
91  
92              return false;
93          }
94          else {
95              return true;
96          }
97      }
98  
99      public LiferayWindowState(String name) {
100         super(name);
101     }
102 
103 }