src/jexer/demos/DemoMainWindow.java

   1 /*
   2  * Jexer - Java Text User Interface
   3  *
   4  * The MIT License (MIT)
   5  *
   6  * Copyright (C) 2017 Kevin Lamonte
   7  *
   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:
  14  *
  15  * The above copyright notice and this permission notice shall be included in
  16  * all copies or substantial portions of the Software.
  17  *
  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.
  25  *
  26  * @author Kevin Lamonte [kevin.lamonte@gmail.com]
  27  * @version 1
  28  */
  29 package jexer.demos;
  30
  31 import jexer.*;
  32 import static jexer.TCommand.*;
  33 import static jexer.TKeypress.*;
  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, 23, flags);
  81
  82         int row = 1;
  83
  84         // Add some widgets
  85         addLabel("Message Boxes", 1, row);
  86         addButton("&MessageBoxes", 35, row,
  87             new TAction() {
  88                 public void DO() {
  89                     new DemoMsgBoxWindow(getApplication());
  90                 }
  91             }
  92         );
  93         row += 2;
  94
  95         addLabel("Open me as modal", 1, row);
  96         addButton("W&indow", 35, row,
  97             new TAction() {
  98                 public void DO() {
  99                     new DemoMainWindow(getApplication(), MODAL);
 100                 }
 101             }
 102         );
 103         row += 2;
 104
 105         addLabel("Text fields", 1, row);
 106         addButton("Field&s", 35, row,
 107             new TAction() {
 108                 public void DO() {
 109                     new DemoTextFieldWindow(getApplication());
 110                 }
 111             }
 112         );
 113         row += 2;
 114
 115         addLabel("Radio buttons and checkboxes", 1, row);
 116         addButton("&Checkboxes", 35, row,
 117             new TAction() {
 118                 public void DO() {
 119                     new DemoCheckboxWindow(getApplication());
 120                 }
 121             }
 122         );
 123         row += 2;
 124
 125         addLabel("Editor window", 1, row);
 126         addButton("Edito&r", 35, row,
 127             new TAction() {
 128                 public void DO() {
 129                     new DemoEditorWindow(getApplication());
 130                 }
 131             }
 132         );
 133         row += 2;
 134
 135         addLabel("Text areas", 1, row);
 136         addButton("&Text", 35, row,
 137             new TAction() {
 138                 public void DO() {
 139                     new DemoTextWindow(getApplication());
 140                 }
 141             }
 142         );
 143         row += 2;
 144
 145         addLabel("Tree views", 1, row);
 146         addButton("Tree&View", 35, row,
 147             new TAction() {
 148                 public void DO() {
 149                     try {
 150                         new DemoTreeViewWindow(getApplication());
 151                     } catch (Exception e) {
 152                         e.printStackTrace();
 153                     }
 154                 }
 155             }
 156         );
 157         row += 2;
 158
 159         addLabel("Terminal", 1, row);
 160         addButton("Termi&nal", 35, row,
 161             new TAction() {
 162                 public void DO() {
 163                     getApplication().openTerminal(0, 0);
 164                 }
 165             }
 166         );
 167         row += 2;
 168
 169         addLabel("Color editor", 1, row);
 170         addButton("Co&lors", 35, row,
 171             new TAction() {
 172                 public void DO() {
 173                     new TEditColorThemeWindow(getApplication());
 174                 }
 175             }
 176         );
 177         row += 2;
 178
 179         progressBar = addProgressBar(1, row, 22, 0);
 180         row++;
 181         timerLabel = addLabel("Timer", 1, row);
 182         timer = getApplication().addTimer(250, true,
 183             new TAction() {
 184
 185                 public void DO() {
 186                     timerLabel.setLabel(String.format("Timer: %d", timerI));
 187                     timerLabel.setWidth(timerLabel.getLabel().length());
 188                     if (timerI < 100) {
 189                         timerI++;
 190                     }
 191                     progressBar.setValue(timerI);
 192                 }
 193             }
 194         );
 195
 196         statusBar = newStatusBar("Demo Main Window");
 197         statusBar.addShortcutKeypress(kbF1, cmHelp, "Help");
 198         statusBar.addShortcutKeypress(kbF2, cmShell, "Shell");
 199         statusBar.addShortcutKeypress(kbF3, cmOpen, "Open");
 200         statusBar.addShortcutKeypress(kbF10, cmExit, "Exit");
 201     }
 202 }