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| 1 | +/* | |
| 2 | + * Copyright (c) 1997, 2004, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package javax.swing.table; | |
| 27 | + | |
| 28 | +import java.util.Enumeration; | |
| 29 | +import javax.swing.event.ChangeEvent; | |
| 30 | +import javax.swing.event.*; | |
| 31 | +import javax.swing.*; | |
| 32 | + | |
| 33 | + | |
| 34 | +/** | |
| 35 | + * Defines the requirements for a table column model object suitable for | |
| 36 | + * use with <code>JTable</code>. | |
| 37 | + * | |
| 38 | + * @author Alan Chung | |
| 39 | + * @author Philip Milne | |
| 40 | + * @see DefaultTableColumnModel | |
| 41 | + */ | |
| 42 | +public interface TableColumnModel | |
| 43 | +{ | |
| 44 | +// | |
| 45 | +// Modifying the model | |
| 46 | +// | |
| 47 | + | |
| 48 | + /** | |
| 49 | + * Appends <code>aColumn</code> to the end of the | |
| 50 | + * <code>tableColumns</code> array. | |
| 51 | + * This method posts a <code>columnAdded</code> | |
| 52 | + * event to its listeners. | |
| 53 | + * | |
| 54 | + * @param aColumn the <code>TableColumn</code> to be added | |
| 55 | + * @see #removeColumn | |
| 56 | + */ | |
| 57 | + public void addColumn(TableColumn aColumn); | |
| 58 | + | |
| 59 | + /** | |
| 60 | + * Deletes the <code>TableColumn</code> <code>column</code> from the | |
| 61 | + * <code>tableColumns</code> array. This method will do nothing if | |
| 62 | + * <code>column</code> is not in the table's column list. | |
| 63 | + * This method posts a <code>columnRemoved</code> | |
| 64 | + * event to its listeners. | |
| 65 | + * | |
| 66 | + * @param column the <code>TableColumn</code> to be removed | |
| 67 | + * @see #addColumn | |
| 68 | + */ | |
| 69 | + public void removeColumn(TableColumn column); | |
| 70 | + | |
| 71 | + /** | |
| 72 | + * Moves the column and its header at <code>columnIndex</code> to | |
| 73 | + * <code>newIndex</code>. The old column at <code>columnIndex</code> | |
| 74 | + * will now be found at <code>newIndex</code>. The column that used | |
| 75 | + * to be at <code>newIndex</code> is shifted left or right | |
| 76 | + * to make room. This will not move any columns if | |
| 77 | + * <code>columnIndex</code> equals <code>newIndex</code>. This method | |
| 78 | + * posts a <code>columnMoved</code> event to its listeners. | |
| 79 | + * | |
| 80 | + * @param columnIndex the index of column to be moved | |
| 81 | + * @param newIndex index of the column's new location | |
| 82 | + * @exception IllegalArgumentException if <code>columnIndex</code> or | |
| 83 | + * <code>newIndex</code> | |
| 84 | + * are not in the valid range | |
| 85 | + */ | |
| 86 | + public void moveColumn(int columnIndex, int newIndex); | |
| 87 | + | |
| 88 | + /** | |
| 89 | + * Sets the <code>TableColumn</code>'s column margin to | |
| 90 | + * <code>newMargin</code>. This method posts | |
| 91 | + * a <code>columnMarginChanged</code> event to its listeners. | |
| 92 | + * | |
| 93 | + * @param newMargin the width, in pixels, of the new column margins | |
| 94 | + * @see #getColumnMargin | |
| 95 | + */ | |
| 96 | + public void setColumnMargin(int newMargin); | |
| 97 | + | |
| 98 | +// | |
| 99 | +// Querying the model | |
| 100 | +// | |
| 101 | + | |
| 102 | + /** | |
| 103 | + * Returns the number of columns in the model. | |
| 104 | + * @return the number of columns in the model | |
| 105 | + */ | |
| 106 | + public int getColumnCount(); | |
| 107 | + | |
| 108 | + /** | |
| 109 | + * Returns an <code>Enumeration</code> of all the columns in the model. | |
| 110 | + * @return an <code>Enumeration</code> of all the columns in the model | |
| 111 | + */ | |
| 112 | + public Enumeration<TableColumn> getColumns(); | |
| 113 | + | |
| 114 | + /** | |
| 115 | + * Returns the index of the first column in the table | |
| 116 | + * whose identifier is equal to <code>identifier</code>, | |
| 117 | + * when compared using <code>equals</code>. | |
| 118 | + * | |
| 119 | + * @param columnIdentifier the identifier object | |
| 120 | + * @return the index of the first table column | |
| 121 | + * whose identifier is equal to <code>identifier</code> | |
| 122 | + * @exception IllegalArgumentException if <code>identifier</code> | |
| 123 | + * is <code>null</code>, or no | |
| 124 | + * <code>TableColumn</code> has this | |
| 125 | + * <code>identifier</code> | |
| 126 | + * @see #getColumn | |
| 127 | + */ | |
| 128 | + public int getColumnIndex(Object columnIdentifier); | |
| 129 | + | |
| 130 | + /** | |
| 131 | + * Returns the <code>TableColumn</code> object for the column at | |
| 132 | + * <code>columnIndex</code>. | |
| 133 | + * | |
| 134 | + * @param columnIndex the index of the desired column | |
| 135 | + * @return the <code>TableColumn</code> object for | |
| 136 | + * the column at <code>columnIndex</code> | |
| 137 | + */ | |
| 138 | + public TableColumn getColumn(int columnIndex); | |
| 139 | + | |
| 140 | + /** | |
| 141 | + * Returns the width between the cells in each column. | |
| 142 | + * @return the margin, in pixels, between the cells | |
| 143 | + */ | |
| 144 | + public int getColumnMargin(); | |
| 145 | + | |
| 146 | + /** | |
| 147 | + * Returns the index of the column that lies on the | |
| 148 | + * horizontal point, <code>xPosition</code>; | |
| 149 | + * or -1 if it lies outside the any of the column's bounds. | |
| 150 | + * | |
| 151 | + * In keeping with Swing's separable model architecture, a | |
| 152 | + * TableColumnModel does not know how the table columns actually appear on | |
| 153 | + * screen. The visual presentation of the columns is the responsibility | |
| 154 | + * of the view/controller object using this model (typically JTable). The | |
| 155 | + * view/controller need not display the columns sequentially from left to | |
| 156 | + * right. For example, columns could be displayed from right to left to | |
| 157 | + * accomodate a locale preference or some columns might be hidden at the | |
| 158 | + * request of the user. Because the model does not know how the columns | |
| 159 | + * are laid out on screen, the given <code>xPosition</code> should not be | |
| 160 | + * considered to be a coordinate in 2D graphics space. Instead, it should | |
| 161 | + * be considered to be a width from the start of the first column in the | |
| 162 | + * model. If the column index for a given X coordinate in 2D space is | |
| 163 | + * required, <code>JTable.columnAtPoint</code> can be used instead. | |
| 164 | + * | |
| 165 | + * @return the index of the column; or -1 if no column is found | |
| 166 | + * @see javax.swing.JTable#columnAtPoint | |
| 167 | + */ | |
| 168 | + public int getColumnIndexAtX(int xPosition); | |
| 169 | + | |
| 170 | + /** | |
| 171 | + * Returns the total width of all the columns. | |
| 172 | + * @return the total computed width of all columns | |
| 173 | + */ | |
| 174 | + public int getTotalColumnWidth(); | |
| 175 | + | |
| 176 | +// | |
| 177 | +// Selection | |
| 178 | +// | |
| 179 | + | |
| 180 | + /** | |
| 181 | + * Sets whether the columns in this model may be selected. | |
| 182 | + * @param flag true if columns may be selected; otherwise false | |
| 183 | + * @see #getColumnSelectionAllowed | |
| 184 | + */ | |
| 185 | + public void setColumnSelectionAllowed(boolean flag); | |
| 186 | + | |
| 187 | + /** | |
| 188 | + * Returns true if columns may be selected. | |
| 189 | + * @return true if columns may be selected | |
| 190 | + * @see #setColumnSelectionAllowed | |
| 191 | + */ | |
| 192 | + public boolean getColumnSelectionAllowed(); | |
| 193 | + | |
| 194 | + /** | |
| 195 | + * Returns an array of indicies of all selected columns. | |
| 196 | + * @return an array of integers containing the indicies of all | |
| 197 | + * selected columns; or an empty array if nothing is selected | |
| 198 | + */ | |
| 199 | + public int[] getSelectedColumns(); | |
| 200 | + | |
| 201 | + /** | |
| 202 | + * Returns the number of selected columns. | |
| 203 | + * | |
| 204 | + * @return the number of selected columns; or 0 if no columns are selected | |
| 205 | + */ | |
| 206 | + public int getSelectedColumnCount(); | |
| 207 | + | |
| 208 | + /** | |
| 209 | + * Sets the selection model. | |
| 210 | + * | |
| 211 | + * @param newModel a <code>ListSelectionModel</code> object | |
| 212 | + * @see #getSelectionModel | |
| 213 | + */ | |
| 214 | + public void setSelectionModel(ListSelectionModel newModel); | |
| 215 | + | |
| 216 | + /** | |
| 217 | + * Returns the current selection model. | |
| 218 | + * | |
| 219 | + * @return a <code>ListSelectionModel</code> object | |
| 220 | + * @see #setSelectionModel | |
| 221 | + */ | |
| 222 | + public ListSelectionModel getSelectionModel(); | |
| 223 | + | |
| 224 | +// | |
| 225 | +// Listener | |
| 226 | +// | |
| 227 | + | |
| 228 | + /** | |
| 229 | + * Adds a listener for table column model events. | |
| 230 | + * | |
| 231 | + * @param x a <code>TableColumnModelListener</code> object | |
| 232 | + */ | |
| 233 | + public void addColumnModelListener(TableColumnModelListener x); | |
| 234 | + | |
| 235 | + /** | |
| 236 | + * Removes a listener for table column model events. | |
| 237 | + * | |
| 238 | + * @param x a <code>TableColumnModelListener</code> object | |
| 239 | + */ | |
| 240 | + public void removeColumnModelListener(TableColumnModelListener x); | |
| 241 | +} | |