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1 package org.sapia.gumby.widgets;
2
3 import java.awt.Component  ;
4 import java.awt.GridBagConstraints ;
5 import java.awt.Insets ;
6
7 import org.sapia.util.xml.confix.ConfigurationException;
8 import org.sapia.util.xml.confix.ObjectCreationCallback;
9 import org.sapia.util.xml.confix.ObjectHandlerIF;
10
11
26 public class Td implements ObjectCreationCallback, ObjectHandlerIF {
27
28 public static final String CENTER = "center";
29 public static final String LEFT = "left";
30 public static final String RIGHT = "right";
31
32 private static final int CENTER_INT = 0;
33 private static final int LEFT_INT = 1;
34 private static final int RIGHT_INT = 2;
35
36 public static final String TOP = "top";
37 public static final String MIDDLE = "middle";
38 public static final String BOTTOM = "bottom";
39
40 private static final int TOP_INT = 0;
41 private static final int MIDDLE_INT = 1;
42 private static final int BOTTOM_INT = 2;
43
44 private static int[][] ALIGN_MATRIX = new int[3][3];
45
46 private int _valign = MIDDLE_INT;
47 private int _align = CENTER_INT;
48
49 private Component _comp;
50
51 static {
52 ALIGN_MATRIX[TOP_INT][LEFT_INT] = GridBagConstraints.NORTHWEST;
54 ALIGN_MATRIX[TOP_INT][CENTER_INT] = GridBagConstraints.NORTH;
55 ALIGN_MATRIX[TOP_INT][RIGHT_INT] = GridBagConstraints.NORTHEAST;
56 ALIGN_MATRIX[MIDDLE_INT][LEFT_INT] = GridBagConstraints.WEST;
58 ALIGN_MATRIX[MIDDLE_INT][CENTER_INT] = GridBagConstraints.CENTER;
59 ALIGN_MATRIX[MIDDLE_INT][RIGHT_INT] = GridBagConstraints.EAST;
60 ALIGN_MATRIX[BOTTOM_INT][LEFT_INT] = GridBagConstraints.SOUTHWEST;
62 ALIGN_MATRIX[BOTTOM_INT][CENTER_INT] = GridBagConstraints.SOUTH;
63 ALIGN_MATRIX[BOTTOM_INT][RIGHT_INT] = GridBagConstraints.SOUTHEAST;
64 }
65
66 private GridBagConstraints _cons = new GridBagConstraints ();
67
68 public Td() {
69 }
70
71 public void setColspan(int colspan) {
72 _cons.gridwidth = colspan;
73 }
74
75 public void setCellpadding(int padding) {
76 setPad(padding);
77 }
78
79 public void setPad(int padding) {
80 _cons.ipadx = padding;
81 _cons.ipady = padding;
82 }
83
84 public void setPadx(int padding) {
85 _cons.ipadx = padding;
86 }
87
88 public void setPady(int padding) {
89 _cons.ipady = padding;
90 }
91
92 public void setWeight(double weight) {
93 _cons.weightx = weight;
94 }
95
96 public void setAlign(String align) {
97 if(align.equals(LEFT)) {
98 _align = LEFT_INT;
99 } else if(align.equals(RIGHT)) {
100 _align = RIGHT_INT;
101 } else {
102 _align = CENTER_INT;
103 }
104 }
105
106 public void setValign(String valign) {
107 if(valign.equals(TOP)) {
108 _valign = TOP_INT;
109 } else if(valign.equals(BOTTOM)) {
110 _valign = BOTTOM_INT;
111 } else {
112 _valign = MIDDLE_INT;
113 }
114 }
115
116 public void setComponent(Component comp) {
117 _comp = comp;
118 }
119
120 public Component getComponent() {
121 return _comp;
122 }
123
124
127 public Object onCreate() throws ConfigurationException {
128 _cons.anchor = ALIGN_MATRIX[_valign][_align];
129 return this;
130 }
131
132 public GridBagConstraints getConstraints() {
133 return _cons;
134 }
135
136
140 public void handleObject(String name, Object obj)
141 throws ConfigurationException {
142 if(obj instanceof Component ) {
143 setComponent((Component ) obj);
144 } else if(obj instanceof Insets ) {
145 _cons.insets = (Insets ) obj;
146 } else {
147 throw new ConfigurationException("Expected instance of "
148 + Component .class.getName() + "; got: " + obj.getClass().getName());
149 }
150 }
151
152 }
153 |
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