1 /***
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that the following conditions are
4 * met :
5 *
6 * . Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer.
8 *
9 * . Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * . The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $Id$
29 */
30
31 package palmed.command;
32
33 import javax.microedition.lcdui.Display;
34 import palmed.file.FileBrowser;
35 import palmed.file.IFileBrowserListener;
36 import palmed.ui.ICommand;
37
38 /***
39 * This class implements the 'open' command.
40 *
41 * @author Mathieu Champlon
42 * @version $Revision$ $Date$
43 */
44 public final class OpenCommand implements ICommand
45 {
46 /***
47 * The display.
48 */
49 private final Display display_;
50 /***
51 * The file browser.
52 */
53 private final FileBrowser fileBrowser_;
54 /***
55 * The file browser listener.
56 */
57 private final IFileBrowserListener listener_;
58
59 /***
60 * Create an 'open' command.
61 *
62 * @param display the display
63 * @param fileBrowser the file browser
64 * @param listener the file browser listener
65 */
66 public OpenCommand( final Display display, final FileBrowser fileBrowser, final IFileBrowserListener listener )
67 {
68 if( display == null )
69 throw new IllegalArgumentException( "parameter 'display' is null" );
70 if( fileBrowser == null )
71 throw new IllegalArgumentException( "parameter 'fileBroswer' is null" );
72 if( listener == null )
73 throw new IllegalArgumentException( "parameter 'listener' is null" );
74 display_ = display;
75 fileBrowser_ = fileBrowser;
76 listener_ = listener;
77 }
78
79 /***
80 * {@inheritDoc}
81 */
82 public void execute()
83 {
84 fileBrowser_.allowCreation( false );
85 fileBrowser_.setListener( listener_ );
86 display_.setCurrent( fileBrowser_ );
87 }
88 }