|
1
36
37
40
41
42 package java2d;
43
44 import java.awt.*;
45 import javax.swing.JPanel  ;
46 import javax.swing.border.EmptyBorder ;
47 import javax.swing.border.SoftBevelBorder ;
48 import javax.swing.border.CompoundBorder ;
49
50 import static java2d.CustomControlsContext.State.*;
51
52
56 public class DemoPanel extends JPanel {
57
58 public Surface surface;
59 public CustomControlsContext ccc;
60 public Tools tools;
61 public String className;
62
63
64 public DemoPanel(Object obj) {
65 setLayout(new BorderLayout());
66 try {
67 if (obj instanceof String ) {
68 className = (String ) obj;
69 obj = Class.forName(className).newInstance();
70 }
71 if (obj instanceof Component) {
72 add((Component) obj);
73 }
74 if (obj instanceof Surface) {
75 add("South", tools = new Tools(surface = (Surface) obj));
76 }
77 if (obj instanceof CustomControlsContext) {
78 ccc = (CustomControlsContext) obj;
79 Component cmps[] = ccc.getControls();
80 String cons[] = ccc.getConstraints();
81 for (int i = 0; i < cmps.length; i++) {
82 add(cmps[i], cons[i]);
83 }
84 }
85 } catch (Exception e) {
86 e.printStackTrace();
87 }
88 }
89
90
91 public void start() {
92 if (surface != null)
93 surface.startClock();
94 if (tools != null && surface != null) {
95 if (tools.startStopB != null && tools.startStopB.isSelected()) {
96 surface.animating.start();
97 }
98 }
99 if (ccc != null
100 && Java2Demo.ccthreadCB != null
101 && Java2Demo.ccthreadCB.isSelected())
102 {
103 ccc.handleThread(START);
104 }
105 }
106
107
108 public void stop() {
109 if (surface != null) {
110 if (surface.animating != null) {
111 surface.animating.stop();
112 }
113 surface.bimg = null;
114 }
115 if (ccc != null) {
116 ccc.handleThread(STOP);
117 }
118 }
119
120
121 public void setDemoBorder(JPanel p) {
122 int top = (p.getComponentCount()+1 >= 3) ? 0 : 5;
123 int left = ((p.getComponentCount()+1) % 2) == 0 ? 0 : 5;
124 EmptyBorder eb = new EmptyBorder (top,left,5,5);
125 SoftBevelBorder sbb = new SoftBevelBorder (SoftBevelBorder.RAISED);
126 setBorder(new CompoundBorder (eb, sbb));
127 }
128 }
129 |
Popular Tags |
Java API By Example, From Geeks To Geeks.