Showing the changes to java/pkg/sun/tools/jconsole/VariableGridLayout.java (1 of 18352 files). Show all
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| 1 | +/* | |
| 2 | + * Copyright (c) 2004, 2006, 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 sun.tools.jconsole; | |
| 27 | + | |
| 28 | +import java.awt.*; | |
| 29 | +import java.util.*; | |
| 30 | + | |
| 31 | +import javax.swing.*; | |
| 32 | + | |
| 33 | +@SuppressWarnings("serial") | |
| 34 | +public class VariableGridLayout extends GridLayout { | |
| 35 | + | |
| 36 | + private boolean fillRows, fillColumns; | |
| 37 | + | |
| 38 | + public VariableGridLayout(int rows, int cols, | |
| 39 | + int hgap, int vgap, | |
| 40 | + boolean fillRows, boolean fillColumns) { | |
| 41 | + super(rows, cols, hgap, vgap); | |
| 42 | + | |
| 43 | + this.fillRows = fillRows; | |
| 44 | + this.fillColumns = fillColumns; | |
| 45 | + } | |
| 46 | + | |
| 47 | + public void setFillRow(JComponent c, boolean b) { | |
| 48 | + c.putClientProperty("VariableGridLayout.fillRow", b); | |
| 49 | + } | |
| 50 | + | |
| 51 | + public void setFillColumn(JComponent c, boolean b) { | |
| 52 | + c.putClientProperty("VariableGridLayout.fillColumn", b); | |
| 53 | + } | |
| 54 | + | |
| 55 | + public boolean getFillRow(JComponent c) { | |
| 56 | + Boolean b = (Boolean)c.getClientProperty("VariableGridLayout.fillRow"); | |
| 57 | + return (b != null) ? b : fillRows; | |
| 58 | + } | |
| 59 | + | |
| 60 | + public boolean getFillColumn(JComponent c) { | |
| 61 | + Boolean b = (Boolean)c.getClientProperty("VariableGridLayout.fillColumn"); | |
| 62 | + return (b != null) ? b : fillColumns; | |
| 63 | + } | |
| 64 | + | |
| 65 | + public void layoutContainer(Container parent) { | |
| 66 | + Insets insets = parent.getInsets(); | |
| 67 | + int ncomponents = parent.getComponentCount(); | |
| 68 | + int nrows = getRows(); | |
| 69 | + int ncols = getColumns(); | |
| 70 | + int hgap = getHgap(); | |
| 71 | + int vgap = getVgap(); | |
| 72 | + | |
| 73 | + if (nrows > 0) { | |
| 74 | + ncols = (ncomponents + nrows - 1) / nrows; | |
| 75 | + } else { | |
| 76 | + nrows = (ncomponents + ncols - 1) / ncols; | |
| 77 | + } | |
| 78 | + | |
| 79 | + // Set heights | |
| 80 | + int x; | |
| 81 | + int y; | |
| 82 | + int nFills = 0; | |
| 83 | + boolean[] fills = new boolean[nrows]; | |
| 84 | + int lastFillRow = -1; | |
| 85 | + int nComps = parent.getComponentCount(); | |
| 86 | + | |
| 87 | + y = insets.top; | |
| 88 | + for (int row = 0; row < nrows; row++) { | |
| 89 | + // Find largest minimum height for this row | |
| 90 | + int h = 0; | |
| 91 | + for (int col = 0; col < ncols; col++) { | |
| 92 | + if (row * ncols + col < nComps) { | |
| 93 | + Component c = parent.getComponent(row * ncols + col); | |
| 94 | + h = Math.max(h, c.getMinimumSize().height); | |
| 95 | + } | |
| 96 | + } | |
| 97 | + // Set heights for this row | |
| 98 | + x = insets.left; | |
| 99 | + for (int col = 0; col < ncols; col++) { | |
| 100 | + if (row * ncols + col < nComps) { | |
| 101 | + JComponent c = (JComponent)parent.getComponent(row * ncols + col); | |
| 102 | + int w = c.getWidth(); | |
| 103 | + c.setBounds(x, y, w, h); | |
| 104 | + x += w + hgap; | |
| 105 | + if (col == 0 && getFillRow(c)) { | |
| 106 | + fills[row] = true; | |
| 107 | + } | |
| 108 | + } | |
| 109 | + } | |
| 110 | + y += h + vgap; | |
| 111 | + if (fills[row]) { | |
| 112 | + nFills++; | |
| 113 | + lastFillRow = row; | |
| 114 | + } | |
| 115 | + } | |
| 116 | + | |
| 117 | + // Fill heights | |
| 118 | + if (nFills > 0 && y < parent.getHeight()) { | |
| 119 | + // How much height to add | |
| 120 | + int hAdd = (parent.getHeight() - y) / nFills; | |
| 121 | + int hAdded = 0; | |
| 122 | + for (int row = 0; row < nrows; row++) { | |
| 123 | + if (fills[row]) { | |
| 124 | + if (row == lastFillRow) { | |
| 125 | + // Compensate for rounding error | |
| 126 | + hAdd = parent.getHeight() - (y+hAdded); | |
| 127 | + } | |
| 128 | + for (int col = 0; col < ncols; col++) { | |
| 129 | + if (row * ncols + col < nComps) { | |
| 130 | + Component c = parent.getComponent(row * ncols + col); | |
| 131 | + Rectangle b = c.getBounds(); | |
| 132 | + c.setBounds(b.x, b.y + hAdded, b.width, b.height + hAdd); | |
| 133 | + } | |
| 134 | + } | |
| 135 | + hAdded += hAdd; | |
| 136 | + } | |
| 137 | + } | |
| 138 | + } | |
| 139 | + | |
| 140 | + // Set widths | |
| 141 | + nFills = 0; | |
| 142 | + fills = new boolean[ncols]; | |
| 143 | + int lastFillCol = -1; | |
| 144 | + | |
| 145 | + x = insets.left; | |
| 146 | + for (int col = 0; col < ncols; col++) { | |
| 147 | + // Find largest minimum width for this column | |
| 148 | + int w = 0; | |
| 149 | + for (int row = 0; row < nrows; row++) { | |
| 150 | + if (row * ncols + col < nComps) { | |
| 151 | + Component c = parent.getComponent(row * ncols + col); | |
| 152 | + w = Math.max(w, c.getMinimumSize().width); | |
| 153 | + } | |
| 154 | + } | |
| 155 | + // Set widths for this column | |
| 156 | + y = insets.top; | |
| 157 | + for (int row = 0; row < nrows; row++) { | |
| 158 | + if (row * ncols + col < nComps) { | |
| 159 | + JComponent c = (JComponent)parent.getComponent(row * ncols + col); | |
| 160 | + int h = c.getHeight(); | |
| 161 | + c.setBounds(x, y, w, h); | |
| 162 | + y += h + vgap; | |
| 163 | + if (row == 0 && getFillColumn(c)) { | |
| 164 | + fills[col] = true; | |
| 165 | + } | |
| 166 | + } | |
| 167 | + } | |
| 168 | + x += w + hgap; | |
| 169 | + if (fills[col]) { | |
| 170 | + nFills++; | |
| 171 | + lastFillCol = col; | |
| 172 | + } | |
| 173 | + } | |
| 174 | + | |
| 175 | + // Fill widths | |
| 176 | + if (nFills > 0 && x < parent.getWidth()) { | |
| 177 | + // How much width to add | |
| 178 | + int wAdd = (parent.getWidth() - x) / nFills; | |
| 179 | + int wAdded = 0; | |
| 180 | + for (int col = 0; col < ncols; col++) { | |
| 181 | + if (fills[col]) { | |
| 182 | + if (col == lastFillCol) { | |
| 183 | + wAdd = parent.getWidth() - (x+wAdded); | |
| 184 | + } | |
| 185 | + for (int row = 0; row < nrows; row++) { | |
| 186 | + if (row * ncols + col < nComps) { | |
| 187 | + Component c = parent.getComponent(row * ncols + col); | |
| 188 | + Rectangle b = c.getBounds(); | |
| 189 | + c.setBounds(b.x + wAdded, b.y, b.width + wAdd, b.height); | |
| 190 | + } | |
| 191 | + } | |
| 192 | + wAdded += wAdd; | |
| 193 | + } | |
| 194 | + } | |
| 195 | + } | |
| 196 | + } | |
| 197 | + | |
| 198 | + public Dimension preferredLayoutSize(Container parent) { | |
| 199 | + Insets insets = parent.getInsets(); | |
| 200 | + int ncomponents = parent.getComponentCount(); | |
| 201 | + int nrows = getRows(); | |
| 202 | + int ncols = getColumns(); | |
| 203 | + int hgap = getHgap(); | |
| 204 | + int vgap = getVgap(); | |
| 205 | + | |
| 206 | + if (nrows > 0) { | |
| 207 | + ncols = (ncomponents + nrows - 1) / nrows; | |
| 208 | + } else { | |
| 209 | + nrows = (ncomponents + ncols - 1) / ncols; | |
| 210 | + } | |
| 211 | + | |
| 212 | + int nComps = parent.getComponentCount(); | |
| 213 | + | |
| 214 | + int y = insets.top; | |
| 215 | + for (int row = 0; row < nrows; row++) { | |
| 216 | + int h = 0; | |
| 217 | + for (int col = 0; col < ncols; col++) { | |
| 218 | + if (row * ncols + col < nComps) { | |
| 219 | + Component c = parent.getComponent(row * ncols + col); | |
| 220 | + h = Math.max(h, c.getMinimumSize().height); | |
| 221 | + } | |
| 222 | + } | |
| 223 | + y += h + vgap; | |
| 224 | + } | |
| 225 | + | |
| 226 | + int x = insets.left; | |
| 227 | + for (int col = 0; col < ncols; col++) { | |
| 228 | + int w = 0; | |
| 229 | + for (int row = 0; row < nrows; row++) { | |
| 230 | + if (row * ncols + col < nComps) { | |
| 231 | + Component c = parent.getComponent(row * ncols + col); | |
| 232 | + w = Math.max(w, c.getMinimumSize().width); | |
| 233 | + } | |
| 234 | + } | |
| 235 | + x += w + hgap; | |
| 236 | + } | |
| 237 | + return new Dimension(x, y); | |
| 238 | + } | |
| 239 | +} | |