-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathRadioButtonExample.java
More file actions
257 lines (214 loc) · 7.4 KB
/
Copy pathRadioButtonExample.java
File metadata and controls
257 lines (214 loc) · 7.4 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.io.File;
public class RadioButtonExample extends JFrame
{
private final int WINDOW_WIDTH = 800;
private final int WINDOW_HEIGHT = 500;
private JPanel panel;
private JLabel instruction;
private JTextField tempInput;
private JTextArea largeInput;
private JScrollPane textAreaScroll;
private JSlider fontSizeSlider;
private JRadioButton toCelsius;
private JRadioButton toFahrenheit;
private JButton chooser;
private ButtonGroup buttonGroup;
private JFileChooser openChooser;
// Menu Variables
private JMenuBar myMenuBar;
private JMenu fileMenu;
private JMenu colorMenu;
// File menu items
private JMenuItem open;
private JMenuItem newFile;
private JMenuItem save;
// Color menu items
private JRadioButtonMenuItem blueRadio;
private JRadioButtonMenuItem greenRadio;
private JRadioButtonMenuItem redRadio;
private ButtonGroup colorButtonGroup;
private Font textAreaFont;
public RadioButtonExample()
{
super("Temperature Converter");
setSize(WINDOW_WIDTH, WINDOW_HEIGHT);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
buildMenuBar();
buildPanel();
add(panel);
// pack();
setVisible(true);
}
private void buildMenuBar()
{
myMenuBar = new JMenuBar();
buildFileMenu();
// buildColorMenu();
myMenuBar.add(fileMenu);
// myMenuBar.add(colorMenu);
setJMenuBar(myMenuBar);
}
private void buildColorMenu()
{
colorMenu = new JMenu("Color");
colorMenu.setMnemonic(KeyEvent.VK_C);
blueRadio = new JRadioButtonMenuItem("Blue");
blueRadio.setMnemonic(KeyEvent.VK_B);
redRadio = new JRadioButtonMenuItem("Red");
redRadio.setMnemonic(KeyEvent.VK_R);
greenRadio = new JRadioButtonMenuItem("Green");
greenRadio.setMnemonic(KeyEvent.VK_G);
colorButtonGroup = new ButtonGroup();
colorButtonGroup.add(blueRadio);
colorButtonGroup.add(redRadio);
colorButtonGroup.add(greenRadio);
blueRadio.addActionListener(new ColorMenuListener());
redRadio.addActionListener(new ColorMenuListener());
greenRadio.addActionListener(new ColorMenuListener());
colorMenu.add(redRadio);
colorMenu.add(greenRadio);
colorMenu.add(blueRadio);
}
private void buildFileMenu()
{
buildColorMenu();
fileMenu = new JMenu("File");
fileMenu.setMnemonic(KeyEvent.VK_F);
newFile = new JMenuItem("New");
newFile.setMnemonic(KeyEvent.VK_N);
open = new JMenuItem("Open");
open.setMnemonic(KeyEvent.VK_O);
open.addActionListener(new OpenListener());
save = new JMenuItem("Save");
save.setMnemonic(KeyEvent.VK_S);
fileMenu.add(colorMenu);
fileMenu.addSeparator();
fileMenu.add(newFile);
fileMenu.add(open);
fileMenu.add(save);
}
private void buildPanel()
{
panel = new JPanel();
instruction = new JLabel("Please enter a temperature:");
tempInput = new JTextField(20);
toCelsius = new JRadioButton("Celsius");
toFahrenheit = new JRadioButton("Fahrenheit");
chooser = new JButton("Choose a color");
openChooser = new JFileChooser();
textAreaFont = new Font("Serif", Font.BOLD, 24);
fontSizeSlider = new JSlider(JSlider.HORIZONTAL, 8, 48, 24);
fontSizeSlider.setMajorTickSpacing(8);
fontSizeSlider.setMinorTickSpacing(2);
fontSizeSlider.setPaintTicks(true);
fontSizeSlider.setPaintLabels(true);
fontSizeSlider.addChangeListener(new FontSizeListener());
largeInput = new JTextArea("Please type your last will and testaments here", 8, 30);
largeInput.setLineWrap(true);
largeInput.setWrapStyleWord(true);
largeInput.setFont(textAreaFont);
textAreaScroll = new JScrollPane(largeInput);
textAreaScroll.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
buttonGroup = new ButtonGroup();
buttonGroup.add(toCelsius);
buttonGroup.add(toFahrenheit);
toCelsius.addActionListener(new TemperatureListener());
toFahrenheit.addActionListener(new TemperatureListener());
chooser.addActionListener(new ColorChooserListener());
toCelsius.setMnemonic(KeyEvent.VK_C);
toFahrenheit.setMnemonic(KeyEvent.VK_H);
toCelsius.setToolTipText("Convert temperature to Celsius");
toFahrenheit.setToolTipText("Convert temperature to Fahrenheit");
chooser.setMnemonic(KeyEvent.VK_I);
panel.add(instruction);
panel.add(tempInput);
panel.add(toCelsius);
panel.add(toFahrenheit);
panel.add(chooser);
panel.add(fontSizeSlider);
panel.add(textAreaScroll);
}
private class TemperatureListener implements ActionListener
{
@Override
public void actionPerformed(ActionEvent e)
{
String input;
double result = 0;
input = tempInput.getText();
if (e.getSource() == toCelsius)
{
result = (Double.parseDouble(input) - 32) * 5 / 9;
}
else if (e.getSource() == toFahrenheit)
{
result = Double.parseDouble(input) * 1.8 + 32;
}
String output = "" + result;
tempInput.setText(output);
}
}
private class OpenListener implements ActionListener
{
@Override
public void actionPerformed(ActionEvent e)
{
int status = openChooser.showOpenDialog(null);
if(status == JFileChooser.APPROVE_OPTION)
{
File f = openChooser.getSelectedFile();
String fileName = f.getPath();
JOptionPane.showMessageDialog(null, "You selected " + fileName);
}
}
}
private class ColorChooserListener implements ActionListener
{
@Override
public void actionPerformed(ActionEvent actionEvent)
{
Color c = JColorChooser.showDialog(null, "Please select a color:", Color.LIGHT_GRAY);
chooser.setBackground(c);
}
}
private class ColorMenuListener implements ActionListener
{
@Override
public void actionPerformed(ActionEvent e)
{
if (e.getSource() == redRadio)
{
panel.setBackground(Color.RED);
}
else if (e.getSource() == blueRadio)
{
panel.setBackground(Color.BLUE);
}
else if (e.getSource() == greenRadio)
{
panel.setBackground(Color.GREEN);
}
}
}
private class FontSizeListener implements ChangeListener
{
@Override
public void stateChanged(ChangeEvent changeEvent)
{
int size = fontSizeSlider.getValue();
textAreaFont = new Font("Serif", Font.PLAIN, size);
largeInput.setFont(textAreaFont);
}
}
public static void main(String[] args)
{
new RadioButtonExample();
}
}