1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portal.kernel.portlet;
21  
22  import javax.portlet.WindowState;
23  
24  import javax.servlet.http.HttpServletRequest;
25  
26  /**
27   * <a href="LiferayWindowState.java.html"><b><i>View Source</i></b></a>
28   *
29   * @author Brian Wing Shun Chan
30   *
31   */
32  public class LiferayWindowState extends WindowState {
33  
34      public final static WindowState EXCLUSIVE = new WindowState("exclusive");
35  
36      public final static WindowState POP_UP = new WindowState("pop_up");
37  
38      public static boolean isExclusive(HttpServletRequest request) {
39          String state = request.getParameter("p_p_state");
40  
41          if ((state != null) && (state.equals(EXCLUSIVE.toString()))) {
42              return true;
43          }
44          else {
45              return false;
46          }
47      }
48  
49      public static boolean isMaximized(HttpServletRequest request) {
50          String state = request.getParameter("p_p_state");
51  
52          if ((state != null) &&
53              (state.equals(WindowState.MAXIMIZED.toString()))) {
54  
55              return true;
56          }
57          else {
58              return false;
59          }
60      }
61  
62      public static boolean isPopUp(HttpServletRequest request) {
63          String state = request.getParameter("p_p_state");
64  
65          if ((state != null) && (state.equals(POP_UP.toString()))) {
66              return true;
67          }
68          else {
69              return false;
70          }
71      }
72  
73      public static boolean isWindowStatePreserved(
74          WindowState oldWindowState, WindowState newWindowState) {
75  
76          // Changes to EXCLUSIVE are always preserved
77  
78          if ((newWindowState != null) &&
79              (newWindowState.equals(LiferayWindowState.EXCLUSIVE))) {
80  
81              return true;
82          }
83  
84          // Some window states are automatically preserved
85  
86          if ((oldWindowState != null) &&
87              (oldWindowState.equals(LiferayWindowState.POP_UP))) {
88  
89              return false;
90          }
91          else {
92              return true;
93          }
94      }
95  
96      public LiferayWindowState(String name) {
97          super(name);
98      }
99  
100 }