src/jexer/demos/DemoMainWindow.java

   1 /*
   2  * Jexer - Java Text User Interface
   3  *
   4  * License: LGPLv3 or later
   5  *
   6  * This module is licensed under the GNU Lesser General Public License
   7  * Version 3.  Please see the file "COPYING" in this directory for more
   8  * information about the GNU Lesser General Public License Version 3.
   9  *
  10  *     Copyright (C) 2015  Kevin Lamonte
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU Lesser General Public License
  14  * as published by the Free Software Foundation; either version 3 of
  15  * the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  * General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU Lesser General Public
  23  * License along with this program; if not, see
  24  * http://www.gnu.org/licenses/, or write to the Free Software
  25  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  26  * 02110-1301 USA
  27  *
  28  * @author Kevin Lamonte [kevin.lamonte@gmail.com]
  29  * @version 1
  30  */
  31 package jexer.demos;
  32
  33 import jexer.*;
  34
  35 /**
  36  * This is the main "demo" application window.  It makes use of the TTimer,
  37  * TProgressBox, TLabel, TButton, and TField widgets.
  38  */
  39 public class DemoMainWindow extends TWindow {
  40
  41     // Timer that increments a number.
  42     private TTimer timer;
  43
  44     // Timer label is updated with timer ticks.
  45     TLabel timerLabel;
  46
  47     /**
  48      * We need to override onClose so that the timer will no longer be called
  49      * after we close the window.  TTimers currently are completely unaware
  50      * of the rest of the UI classes.
  51      */
  52     @Override
  53     public void onClose() {
  54         getApplication().removeTimer(timer);
  55     }
  56
  57     /**
  58      * Construct demo window.  It will be centered on screen.
  59      *
  60      * @param parent the main application
  61      */
  62     public DemoMainWindow(final TApplication parent) {
  63         this(parent, CENTERED | RESIZABLE);
  64     }
  65
  66     // These are used by the timer loop.  They have to be at class scope so
  67     // that they can be accessed by the anonymous TAction class.
  68     int timerI = 0;
  69     TProgressBar progressBar;
  70
  71     /**
  72      * Constructor.
  73      *
  74      * @param parent the main application
  75      * @param flags bitmask of MODAL, CENTERED, or RESIZABLE
  76      */
  77     private DemoMainWindow(final TApplication parent, final int flags) {
  78         // Construct a demo window.  X and Y don't matter because it will be
  79         // centered on screen.
  80         super(parent, "Demo Window", 0, 0, 60, 24, flags);
  81
  82         int row = 1;
  83
  84         // Add some widgets
  85         if (!isModal()) {
  86             addLabel("Message Boxes", 1, row);
  87             addButton("&MessageBoxes", 35, row,
  88                 new TAction() {
  89                     public void DO() {
  90                         new DemoMsgBoxWindow(getApplication());
  91                     }
  92                 }
  93             );
  94         }
  95         row += 2;
  96
  97         addLabel("Open me as modal", 1, row);
  98         addButton("W&indow", 35, row,
  99             new TAction() {
 100                 public void DO() {
 101                     new DemoMainWindow(getApplication(), MODAL);
 102                 }
 103             }
 104         );
 105
 106         row += 2;
 107
 108         addLabel("Variable-width text field:", 1, row);
 109         addField(35, row++, 15, false, "Field text");
 110         addLabel("Fixed-width text field:", 1, row);
 111         addField(35, row++, 15, true);
 112         addLabel("Variable-width password:", 1, row);
 113         addPasswordField(35, row++, 15, false);
 114         addLabel("Fixed-width password:", 1, row);
 115         addPasswordField(35, row++, 15, true, "hunter2");
 116         row += 1;
 117
 118         if (!isModal()) {
 119             addLabel("Radio buttons and checkboxes", 1, row);
 120             addButton("&Checkboxes", 35, row,
 121                 new TAction() {
 122                     public void DO() {
 123                         new DemoCheckboxWindow(getApplication());
 124                     }
 125                 }
 126             );
 127         }
 128         row += 2;
 129
 130         /*
 131         if (!isModal()) {
 132             addLabel("Editor window", 1, row);
 133             addButton("Edito&r", 35, row,
 134                 {
 135                     new TEditor(application, 0, 0, 60, 15);
 136                 }
 137             );
 138         }
 139         row += 2;
 140          */
 141
 142         if (!isModal()) {
 143             addLabel("Text areas", 1, row);
 144             addButton("&Text", 35, row,
 145                 new TAction() {
 146                     public void DO() {
 147                         new DemoTextWindow(getApplication());
 148                     }
 149                 }
 150             );
 151         }
 152         row += 2;
 153
 154         if (!isModal()) {
 155             addLabel("Tree views", 1, row);
 156             addButton("Tree&View", 35, row,
 157                 new TAction() {
 158                     public void DO() {
 159                         try {
 160                             new DemoTreeViewWindow(getApplication());
 161                         } catch (Exception e) {
 162                             e.printStackTrace();
 163                         }
 164                     }
 165                 }
 166             );
 167         }
 168         row += 2;
 169
 170         if (!isModal()) {
 171             addLabel("Terminal", 1, row);
 172             addButton("Termi&nal", 35, row,
 173                 new TAction() {
 174                     public void DO() {
 175                         getApplication().openTerminal(0, 0);
 176                     }
 177                 }
 178             );
 179         }
 180         row += 2;
 181
 182         if (!isModal()) {
 183             addLabel("Color editor", 1, row);
 184             addButton("Co&lors", 35, row,
 185                 new TAction() {
 186                     public void DO() {
 187                         new TEditColorThemeWindow(getApplication());
 188                     }
 189                 }
 190             );
 191         }
 192         row += 2;
 193
 194         progressBar = addProgressBar(1, row, 22, 0);
 195         row++;
 196         timerLabel = addLabel("Timer", 1, row);
 197         timer = getApplication().addTimer(250, true,
 198             new TAction() {
 199
 200                 public void DO() {
 201                     timerLabel.setLabel(String.format("Timer: %d", timerI));
 202                     timerLabel.setWidth(timerLabel.getLabel().length());
 203                     if (timerI < 100) {
 204                         timerI++;
 205                     }
 206                     progressBar.setValue(timerI);
 207                 }
 208             }
 209         );
 210     }
 211 }