2 * Jexer - Java Text User Interface
4 * The MIT License (MIT)
6 * Copyright (C) 2017 Kevin Lamonte
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 * DEALINGS IN THE SOFTWARE.
26 * @author Kevin Lamonte [kevin.lamonte@gmail.com]
39 * The demo application itself.
41 public class DemoApplication
extends TApplication
{
44 * Add all the widgets of the demo.
46 private void addAllWidgets() {
47 new DemoMainWindow(this);
53 TMenu demoMenu
= addMenu("&Demo");
54 TMenuItem item
= demoMenu
.addItem(2000, "&Checkable");
55 item
.setCheckable(true);
56 item
= demoMenu
.addItem(2001, "Disabled");
57 item
.setEnabled(false);
58 item
= demoMenu
.addItem(2002, "&Normal");
59 TSubMenu subMenu
= demoMenu
.addSubMenu("Sub-&Menu");
60 item
= demoMenu
.addItem(2010, "N&ormal A&&D");
61 item
= demoMenu
.addItem(2050, "Co&lors...");
63 item
= subMenu
.addItem(2000, "&Checkable (sub)");
64 item
.setCheckable(true);
65 item
= subMenu
.addItem(2001, "Disabled (sub)");
66 item
.setEnabled(false);
67 item
= subMenu
.addItem(2002, "&Normal (sub)");
69 subMenu
= subMenu
.addSubMenu("Sub-&Menu");
70 item
= subMenu
.addItem(2000, "&Checkable (sub)");
71 item
.setCheckable(true);
72 item
= subMenu
.addItem(2001, "Disabled (sub)");
73 item
.setEnabled(false);
74 item
= subMenu
.addItem(2002, "&Normal (sub)");
83 * @param input an InputStream connected to the remote user, or null for
84 * System.in. If System.in is used, then on non-Windows systems it will
85 * be put in raw mode; shutdown() will (blindly!) put System.in in cooked
86 * mode. input is always converted to a Reader with UTF-8 encoding.
87 * @param output an OutputStream connected to the remote user, or null
88 * for System.out. output is always converted to a Writer with UTF-8
90 * @throws UnsupportedEncodingException if an exception is thrown when
91 * creating the InputStreamReader
93 public DemoApplication(final InputStream input
,
94 final OutputStream output
) throws UnsupportedEncodingException
{
98 getBackend().setTitle("Jexer Demo Application");
102 * Public constructor.
104 * @param input the InputStream underlying 'reader'. Its available()
105 * method is used to determine if reader.read() will block or not.
106 * @param reader a Reader connected to the remote user.
107 * @param writer a PrintWriter connected to the remote user.
108 * @param setRawMode if true, set System.in into raw mode with stty.
109 * This should in general not be used. It is here solely for Demo3,
110 * which uses System.in.
111 * @throws IllegalArgumentException if input, reader, or writer are null.
113 public DemoApplication(final InputStream input
, final Reader reader
,
114 final PrintWriter writer
, final boolean setRawMode
) {
115 super(input
, reader
, writer
, setRawMode
);
118 getBackend().setTitle("Jexer Demo Application");
122 * Public constructor.
124 * @param input the InputStream underlying 'reader'. Its available()
125 * method is used to determine if reader.read() will block or not.
126 * @param reader a Reader connected to the remote user.
127 * @param writer a PrintWriter connected to the remote user.
128 * @throws IllegalArgumentException if input, reader, or writer are null.
130 public DemoApplication(final InputStream input
, final Reader reader
,
131 final PrintWriter writer
) {
133 this(input
, reader
, writer
, false);
137 * Handle menu events.
139 * @param menu menu event
140 * @return if true, the event was processed and should not be passed onto
144 public boolean onMenu(final TMenuEvent menu
) {
146 if (menu
.getId() == 2050) {
147 new TEditColorThemeWindow(this);
151 if (menu
.getId() == TMenu
.MID_OPEN_FILE
) {
153 String filename
= fileOpenBox(".");
154 if (filename
!= null) {
156 File file
= new File(filename
);
157 StringBuilder fileContents
= new StringBuilder();
158 Scanner scanner
= new Scanner(file
);
159 String EOL
= System
.getProperty("line.separator");
162 while (scanner
.hasNextLine()) {
163 fileContents
.append(scanner
.nextLine() + EOL
);
165 new DemoTextWindow(this, filename
,
166 fileContents
.toString());
170 } catch (IOException e
) {
174 } catch (IOException e
) {
179 return super.onMenu(menu
);
183 * Public constructor.
185 * @param backendType one of the TApplication.BackendType values
186 * @throws Exception if TApplication can't instantiate the Backend.
188 public DemoApplication(final BackendType backendType
) throws Exception
{
191 getBackend().setTitle("Jexer Demo Application");