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]
34 import static jexer
.TCommand
.*;
35 import static jexer
.TKeypress
.*;
38 * This window demonstates the TText, THScroller, and TVScroller widgets.
40 public class DemoTextWindow
extends TWindow
{
43 * Hang onto my TText so I can resize it with the window.
45 private TText textField
;
48 * Public constructor makes a text window out of any string.
50 * @param parent the main application
51 * @param title the text string
52 * @param text the text string
54 public DemoTextWindow(final TApplication parent
, final String title
,
57 super(parent
, title
, 0, 0, 44, 22, RESIZABLE
);
58 textField
= addText(text
, 1, 3, 40, 16);
60 addButton("&Left", 1, 1, new TAction() {
62 textField
.leftJustify();
66 addButton("&Center", 10, 1, new TAction() {
68 textField
.centerJustify();
72 addButton("&Right", 21, 1, new TAction() {
74 textField
.rightJustify();
78 addButton("&Full", 31, 1, new TAction() {
80 textField
.fullJustify();
84 statusBar
= newStatusBar("Reflowable text window");
85 statusBar
.addShortcutKeypress(kbF1
, cmHelp
, "Help");
86 statusBar
.addShortcutKeypress(kbF2
, cmShell
, "Shell");
87 statusBar
.addShortcutKeypress(kbF3
, cmOpen
, "Open");
88 statusBar
.addShortcutKeypress(kbF10
, cmExit
, "Exit");
94 * @param parent the main application
96 public DemoTextWindow(final TApplication parent
) {
97 this(parent
, "Text Area",
98 "This is an example of a reflowable text field. Some example text follows.\n" +
100 "Notice that some menu items should be disabled when this window has focus.\n" +
102 "This library implements a text-based windowing system loosely " +
103 "reminiscient of Borland's [Turbo " +
104 "Vision](http://en.wikipedia.org/wiki/Turbo_Vision) library. For those " +
105 "wishing to use the actual C++ Turbo Vision library, see [Sergio " +
106 "Sigala's updated version](http://tvision.sourceforge.net/) that runs " +
107 "on many more platforms.\n" +
109 "This library is licensed MIT. See the file LICENSE for the full license " +
110 "for the details.\n");
115 * Handle window/screen resize events.
117 * @param event resize event
120 public void onResize(final TResizeEvent event
) {
121 if (event
.getType() == TResizeEvent
.Type
.WIDGET
) {
122 // Resize the text field
123 TResizeEvent textSize
= new TResizeEvent(TResizeEvent
.Type
.WIDGET
,
124 event
.getWidth() - 4, event
.getHeight() - 6);
125 textField
.onResize(textSize
);
129 // Pass to children instead
130 for (TWidget widget
: getChildren()) {
131 widget
.onResize(event
);
136 * Play with menu items.
138 public void onFocus() {
139 getApplication().enableMenuItem(2001);
140 getApplication().disableMenuItem(TMenu
.MID_SHELL
);
141 getApplication().disableMenuItem(TMenu
.MID_EXIT
);
145 * Called by application.switchWindow() when another window gets the
148 public void onUnfocus() {
149 getApplication().disableMenuItem(2001);
150 getApplication().enableMenuItem(TMenu
.MID_SHELL
);
151 getApplication().enableMenuItem(TMenu
.MID_EXIT
);