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]
37 import jexer
.backend
.Backend
;
38 import jexer
.backend
.SwingTerminal
;
41 * The demo application itself.
43 public class DemoApplication
extends TApplication
{
46 * Add all the widgets of the demo.
48 private void addAllWidgets() {
49 new DemoMainWindow(this);
55 TMenu demoMenu
= addMenu("&Demo");
56 TMenuItem item
= demoMenu
.addItem(2000, "&Checkable");
57 item
.setCheckable(true);
58 item
= demoMenu
.addItem(2001, "Disabled");
59 item
.setEnabled(false);
60 item
= demoMenu
.addItem(2002, "&Normal");
61 TSubMenu subMenu
= demoMenu
.addSubMenu("Sub-&Menu");
62 item
= demoMenu
.addItem(2010, "N&ormal A&&D");
63 item
= demoMenu
.addItem(2050, "Co&lors...");
65 item
= subMenu
.addItem(2000, "&Checkable (sub)");
66 item
.setCheckable(true);
67 item
= subMenu
.addItem(2001, "Disabled (sub)");
68 item
.setEnabled(false);
69 item
= subMenu
.addItem(2002, "&Normal (sub)");
71 subMenu
= subMenu
.addSubMenu("Sub-&Menu");
72 item
= subMenu
.addItem(2000, "&Checkable (sub)");
73 item
.setCheckable(true);
74 item
= subMenu
.addItem(2001, "Disabled (sub)");
75 item
.setEnabled(false);
76 item
= subMenu
.addItem(2002, "&Normal (sub)");
78 if (getScreen() instanceof SwingTerminal
) {
79 TMenu swingMenu
= addMenu("&Swing");
80 item
= swingMenu
.addItem(3000, "&Bigger +2");
81 item
= swingMenu
.addItem(3001, "&Smaller -2");
91 * @param input an InputStream connected to the remote user, or null for
92 * System.in. If System.in is used, then on non-Windows systems it will
93 * be put in raw mode; shutdown() will (blindly!) put System.in in cooked
94 * mode. input is always converted to a Reader with UTF-8 encoding.
95 * @param output an OutputStream connected to the remote user, or null
96 * for System.out. output is always converted to a Writer with UTF-8
98 * @throws UnsupportedEncodingException if an exception is thrown when
99 * creating the InputStreamReader
101 public DemoApplication(final InputStream input
,
102 final OutputStream output
) throws UnsupportedEncodingException
{
103 super(input
, output
);
106 getBackend().setTitle("Jexer Demo Application");
110 * Public constructor.
112 * @param input the InputStream underlying 'reader'. Its available()
113 * method is used to determine if reader.read() will block or not.
114 * @param reader a Reader connected to the remote user.
115 * @param writer a PrintWriter connected to the remote user.
116 * @param setRawMode if true, set System.in into raw mode with stty.
117 * This should in general not be used. It is here solely for Demo3,
118 * which uses System.in.
119 * @throws IllegalArgumentException if input, reader, or writer are null.
121 public DemoApplication(final InputStream input
, final Reader reader
,
122 final PrintWriter writer
, final boolean setRawMode
) {
123 super(input
, reader
, writer
, setRawMode
);
126 getBackend().setTitle("Jexer Demo Application");
130 * Public constructor.
132 * @param input the InputStream underlying 'reader'. Its available()
133 * method is used to determine if reader.read() will block or not.
134 * @param reader a Reader connected to the remote user.
135 * @param writer a PrintWriter connected to the remote user.
136 * @throws IllegalArgumentException if input, reader, or writer are null.
138 public DemoApplication(final InputStream input
, final Reader reader
,
139 final PrintWriter writer
) {
141 this(input
, reader
, writer
, false);
145 * Public constructor.
147 * @param backend a Backend that is already ready to go.
149 public DemoApplication(final Backend backend
) {
156 * Handle menu events.
158 * @param menu menu event
159 * @return if true, the event was processed and should not be passed onto
163 public boolean onMenu(final TMenuEvent menu
) {
165 if (menu
.getId() == 3000) {
167 assert (getScreen() instanceof SwingTerminal
);
168 SwingTerminal terminal
= (SwingTerminal
) getScreen();
169 terminal
.setFontSize(terminal
.getFontSize() + 2);
172 if (menu
.getId() == 3001) {
174 assert (getScreen() instanceof SwingTerminal
);
175 SwingTerminal terminal
= (SwingTerminal
) getScreen();
176 terminal
.setFontSize(terminal
.getFontSize() - 2);
180 if (menu
.getId() == 2050) {
181 new TEditColorThemeWindow(this);
185 if (menu
.getId() == TMenu
.MID_OPEN_FILE
) {
187 String filename
= fileOpenBox(".");
188 if (filename
!= null) {
190 File file
= new File(filename
);
191 StringBuilder fileContents
= new StringBuilder();
192 Scanner scanner
= new Scanner(file
);
193 String EOL
= System
.getProperty("line.separator");
196 while (scanner
.hasNextLine()) {
197 fileContents
.append(scanner
.nextLine() + EOL
);
199 new DemoTextWindow(this, filename
,
200 fileContents
.toString());
204 } catch (IOException e
) {
208 } catch (IOException e
) {
213 return super.onMenu(menu
);
217 * Public constructor.
219 * @param backendType one of the TApplication.BackendType values
220 * @throws Exception if TApplication can't instantiate the Backend.
222 public DemoApplication(final BackendType backendType
) throws Exception
{
225 getBackend().setTitle("Jexer Demo Application");