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
|
/*
* BorderSplitPane.java
*/
package org.tigris.swidgets;
import javax.swing.JComponent;
import java.awt.*;
/**
* A component designed to display its child components in a similar
* fashion to a component implementing the standard java class
* <code>BorderLayout</code> but with each child component seperated
* by a positional splitterbar.<p>
*
* The compass points have been expanded from those available in
* <code>BorderLayout</code> to the diaganal compass points,
* NORTHWEST, NORTHEAST, SOUTHEAST, SOUTHWEST.
*
* @author Bob Tarling
*/
public class BorderSplitPane extends JComponent {
private static final long serialVersionUID = 8342062546421254771L;
/**
* The north layout constraint (top of container).
*/
public static final String NORTH = "North";
/**
* The south layout constraint (bottom of container).
*/
public static final String SOUTH = "South";
/**
* The east layout constraint (right of container).
*/
public static final String EAST = "East";
/**
* The west layout constraint (left of container).
*/
public static final String WEST = "West";
/**
* The center layout constraint (middle of container).
*/
public static final String CENTER = "Center";
/**
* The southwest layout constraint (bottom left of container).
*/
public static final String SOUTHWEST = "SouthWest";
/**
* The southeast layout constraint (bottom right of container).
*/
public static final String SOUTHEAST = "SouthEast";
/**
* The northwest layout constraint (top left of container).
*/
public static final String NORTHWEST = "NorthWest";
/**
* The northeast layout constraint (top right of container).
*/
public static final String NORTHEAST = "NorthEast";
private MultipleSplitPane outerSplitPane;
private MultipleSplitPane topSplitPane;
private MultipleSplitPane middleSplitPane;
private MultipleSplitPane bottomSplitPane;
/** Construct a new BorderSplitPane
*/
public BorderSplitPane() {
outerSplitPane =
new MultipleSplitPane(3, MultipleSplitPane.VERTICAL_SPLIT);
setLayout(new BorderLayout());
super.add(outerSplitPane, BorderLayout.CENTER);
topSplitPane = new MultipleSplitPane(3);
middleSplitPane = new MultipleSplitPane(3);
bottomSplitPane = new MultipleSplitPane(3);
outerSplitPane.add(middleSplitPane, "100", 1);
}
/** Add a new component to the center of the
* BorderSplitPane
*
* @param comp The component to be added
* @return the component argument
*/
public Component add(Component comp) {
middleSplitPane.add(comp, "100", 1);
return comp;
}
/**
* Add a component at the specified compass point or center.
* The constraint can be one of the constants defined in BorderSPlitPane
* being, NORTH, SOUTH, NORTHWEST, NORTHEAST, SOUTHWEST, SOTHEAST or
* CENTER
* @param comp The component to be added
* @param constraints The position to place the component
*/
public void add(Component comp, Object constraints) {
if (constraints == null || constraints.toString().equals(CENTER)) {
add(comp);
}
else if (constraints.toString().equals(NORTH)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Horizontal.getInstance());
}
topSplitPane.add(comp, "100", 1);
if (topSplitPane.getParent() != outerSplitPane)
outerSplitPane.add(topSplitPane, 0);
}
else if (constraints.toString().equals(NORTHWEST)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Horizontal.getInstance());
}
topSplitPane.add(comp, 0);
if (topSplitPane.getParent() != outerSplitPane)
outerSplitPane.add(topSplitPane, 0);
}
else if (constraints.toString().equals(NORTHEAST)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Horizontal.getInstance());
}
topSplitPane.add(comp, 2);
if (topSplitPane.getParent() != outerSplitPane)
outerSplitPane.add(topSplitPane, 0);
}
else if (constraints.toString().equals(SOUTH)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Horizontal.getInstance());
}
bottomSplitPane.add(comp, "100", 1);
if (bottomSplitPane.getParent() != outerSplitPane)
outerSplitPane.add(bottomSplitPane, 2);
}
else if (constraints.toString().equals(SOUTHWEST)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Horizontal.getInstance());
}
bottomSplitPane.add(comp, 0);
if (bottomSplitPane.getParent() != outerSplitPane)
outerSplitPane.add(bottomSplitPane, 2);
}
else if (constraints.toString().equals(SOUTHEAST)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Horizontal.getInstance());
}
bottomSplitPane.add(comp, 2);
if (bottomSplitPane.getParent() != outerSplitPane)
outerSplitPane.add(bottomSplitPane, 2);
}
else if (constraints.toString().equals(WEST)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Vertical.getInstance());
}
middleSplitPane.add(comp, 0);
}
else if (constraints.toString().equals(EAST)) {
if (comp instanceof Orientable) {
((Orientable) comp).setOrientation(Vertical.getInstance());
}
middleSplitPane.add(comp, 2);
}
else {
add(comp);
}
}
public void remove(Component comp) {
topSplitPane.remove(comp);
middleSplitPane.remove(comp);
bottomSplitPane.remove(comp);
}
/**
* This method is only implemented to satisfy the superclass declaration.
* add(Component comp) should be used in preference
*
* @param comp The component to be added
* @param index The index value is ignored
* @return the component argument
*/
public Component add(Component comp, int index) {
return add(comp);
}
/**
* This method is only implemented to satisfy the superclass declaration.
* add(Component comp, Object constraints) should be used in preference
*
* @param comp The component to be added
* @param constraints The position to place the component
* @param index The index value is ignored
*/
public void add(Component comp, Object constraints, int index) {
add(comp, constraints);
}
}
|
