[8846] | 1 | /**
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| 2 | *############################################################################
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| 3 | * A component of the Greenstone Librarian Interface, part of the Greenstone
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| 4 | * digital library suite from the New Zealand Digital Library Project at the
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| 5 | * University of Waikato, New Zealand.
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| 6 | *
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| 7 | * Author: Michael Dewsnip, NZDL Project, University of Waikato, NZ
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| 8 | *
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[11616] | 9 | * Copyright (C) 2006 New Zealand Digital Library Project
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[8846] | 10 | *
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| 11 | * This program is free software; you can redistribute it and/or modify
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| 12 | * it under the terms of the GNU General Public License as published by
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| 13 | * the Free Software Foundation; either version 2 of the License, or
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| 14 | * (at your option) any later version.
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| 15 | *
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| 16 | * This program is distributed in the hope that it will be useful,
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| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | * GNU General Public License for more details.
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| 20 | *
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| 21 | * You should have received a copy of the GNU General Public License
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| 22 | * along with this program; if not, write to the Free Software
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| 23 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 24 | *############################################################################
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| 25 | */
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| 26 |
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| 27 | package org.greenstone.gatherer.collection;
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| 28 |
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[8853] | 29 | import java.awt.*;
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[11608] | 30 | import java.awt.event.*;
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[8853] | 31 | import javax.swing.*;
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[11608] | 32 | import javax.swing.tree.*;
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[11617] | 33 | import org.greenstone.gatherer.Configuration;
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| 34 | import org.greenstone.gatherer.Dictionary;
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| 35 | import org.greenstone.gatherer.Gatherer;
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[8846] | 36 | import org.greenstone.gatherer.gui.tree.DragTree;
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[8853] | 37 | import org.greenstone.gatherer.gui.tree.DragTreeCellRenderer;
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[8846] | 38 |
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| 39 |
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| 40 | public class CollectionTree
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| 41 | extends DragTree
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[11608] | 42 | implements MouseListener
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[8846] | 43 | {
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[11622] | 44 | public CollectionTree(CollectionTreeModel collection_tree_model, boolean mixed_selection)
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[8846] | 45 | {
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[11622] | 46 | super(collection_tree_model, mixed_selection);
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[11616] | 47 | addMouseListener(this);
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| 48 |
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[8853] | 49 | setCellRenderer(new CollectionTreeCellRenderer());
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[11616] | 50 | setBackgroundNonSelectionColor(Configuration.getColor("coloring.collection_tree_background", false));
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| 51 | setBackgroundSelectionColor(Configuration.getColor("coloring.collection_selection_background", false));
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| 52 | setTextNonSelectionColor(Configuration.getColor("coloring.collection_tree_foreground", false));
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| 53 | setTextSelectionColor(Configuration.getColor("coloring.collection_selection_foreground", false));
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[11620] | 54 |
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| 55 | filter.setBackground(Configuration.getColor("coloring.collection_heading_background", false));
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| 56 | filter.setEditable(Configuration.getMode() > Configuration.LIBRARIAN_MODE);
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[8846] | 57 | }
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[8853] | 58 |
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| 59 |
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[11622] | 60 | public boolean isDraggable()
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| 61 | {
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| 62 | return true;
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| 63 | }
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| 64 |
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| 65 |
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| 66 | public boolean isDroppable()
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| 67 | {
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| 68 | return true;
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| 69 | }
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| 70 |
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| 71 |
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[11608] | 72 | public void mouseClicked(MouseEvent event)
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| 73 | {
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| 74 | if (SwingUtilities.isRightMouseButton(event)) {
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| 75 | new CollectionTreeRightClickMenu(this, event);
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| 76 | }
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| 77 | }
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| 78 |
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| 79 | public void mouseEntered(MouseEvent event) { }
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| 80 |
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| 81 | public void mouseExited(MouseEvent event) { }
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| 82 |
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| 83 | public void mousePressed(MouseEvent event) { }
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| 84 |
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| 85 | public void mouseReleased(MouseEvent event) { }
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| 86 |
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| 87 |
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[11622] | 88 | public String toString()
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| 89 | {
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| 90 | return "Collection";
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| 91 | }
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| 92 |
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| 93 |
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[8853] | 94 | private class CollectionTreeCellRenderer
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| 95 | extends DragTreeCellRenderer
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| 96 | {
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| 97 | public Component getTreeCellRendererComponent(JTree tree, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus)
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| 98 | {
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| 99 | JLabel tree_cell = (JLabel) super.getTreeCellRendererComponent(tree, value, sel, expanded, leaf, row, hasFocus);
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| 100 |
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[15107] | 101 | // Mark explodable files and SrcReplaceable files with a different icon (Green file icon)
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| 102 | if(value instanceof CollectionTreeNode) {
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| 103 | if(((CollectionTreeNode) value).isExplodable() || ((CollectionTreeNode) value).isSrcReplaceable()) {
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| 104 | tree_cell.setIcon(CollectionTreeNode.GREEN_FILE_ICON);
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| 105 | }
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[8853] | 106 | }
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[15107] | 107 |
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[8853] | 108 | return tree_cell;
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| 109 | }
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| 110 | }
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[11608] | 111 |
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| 112 |
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| 113 | /** When a user right-clicks within the workspace and collection trees they are presented with a small popup menu of context based options. This class provides such functionality.
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| 114 | */
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| 115 | private class CollectionTreeRightClickMenu
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| 116 | extends JPopupMenu
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| 117 | implements ActionListener
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| 118 | {
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| 119 | /** The tree over which the right click action occurred. */
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| 120 | private CollectionTree collection_tree = null;
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| 121 | /** The tree nodes selected when the right click action occurred. */
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| 122 | private TreePath[] selection_paths = null;
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| 123 | /** The file record over which the right click action occurred. */
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| 124 | private CollectionTreeNode node = null;
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| 125 |
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| 126 | private JMenuItem collapse_folder = null;
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| 127 | private JMenuItem expand_folder = null;
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| 128 | private JMenuItem explode_metadata_database = null;
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[15107] | 129 | private JMenuItem replace_srcdoc_with_html = null;
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[11608] | 130 | private JMenuItem delete = null;
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| 131 | private JMenuItem metaaudit = null;
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| 132 | private JMenuItem new_folder = null;
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| 133 | private JMenuItem new_dummy_doc = null;
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[15107] | 134 | private JMenuItem refresh = null; // for refreshing folder view
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[11608] | 135 | private JMenuItem open_externally = null;
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| 136 | private JMenuItem rename = null;
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| 137 | private JMenuItem replace = null;
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| 138 |
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| 139 |
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| 140 | private CollectionTreeRightClickMenu(CollectionTree collection_tree, MouseEvent event)
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| 141 | {
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| 142 | super();
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| 143 | this.collection_tree = collection_tree;
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| 144 |
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| 145 | // Note we have to use setImmediate() with the set selction paths
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| 146 | // otherwise the selection doesn't get updated until after the
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| 147 | // popup comes up.
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| 148 |
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| 149 | // the right click position
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| 150 | TreePath right_click_path = collection_tree.getPathForLocation(event.getX(), event.getY());
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| 151 | if (right_click_path == null) {
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| 152 | // user has clicked outside of the tree, clear the selection
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| 153 | selection_paths = null;
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| 154 | collection_tree.setImmediate(true);
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| 155 | collection_tree.clearSelection();
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| 156 | collection_tree.setImmediate(false);
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| 157 | }
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| 158 | else {
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| 159 | // Get the paths currently selected in the tree
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| 160 | selection_paths = collection_tree.getSelectionPaths();
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| 161 | if (selection_paths == null) {
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| 162 | // nothing currently selected - we shift the selection to
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| 163 | // the node that was right clicked on
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| 164 | selection_paths = new TreePath[1];
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| 165 | selection_paths[0] = right_click_path;
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| 166 | collection_tree.setImmediate(true);
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| 167 | collection_tree.setSelectionPath(right_click_path);
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| 168 | collection_tree.setImmediate(false);
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| 169 | }
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| 170 | else if (selection_paths.length == 1 && ! selection_paths[0].equals( right_click_path)) {
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| 171 | collection_tree.setImmediate(true);
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| 172 | collection_tree.clearSelection();
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| 173 | collection_tree.setSelectionPath(right_click_path);
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| 174 | collection_tree.setImmediate(false);
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| 175 | selection_paths[0] = right_click_path;
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| 176 | }
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| 177 | else {
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| 178 | // we had multiply selected paths in the tree.
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| 179 | // if we clicked on one of those paths, then use all the
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| 180 | // current selection, otherwise clear the selection and
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| 181 | // select the one we right clicked on
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| 182 | boolean clicked_in_selection = false;
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| 183 | for (int i = 0; i < selection_paths.length; i++) {
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| 184 | if (selection_paths[i].equals(right_click_path)) {
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| 185 | clicked_in_selection = true;
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| 186 | break;
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| 187 | }
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| 188 | }
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| 189 | if (!clicked_in_selection) {
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| 190 | // want the tree to update right away
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| 191 | collection_tree.setImmediate(true);
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| 192 | collection_tree.clearSelection();
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| 193 | collection_tree.setSelectionPath(right_click_path);
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| 194 | collection_tree.setImmediate(false);
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| 195 | selection_paths = new TreePath[1];
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| 196 | selection_paths[0] = right_click_path;
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| 197 | }
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| 198 | }
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| 199 | }
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| 200 |
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| 201 | // Create an appropriate context menu, based on what is selected
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| 202 | buildContextMenu(selection_paths);
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| 203 |
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| 204 | // Show the popup menu on screen
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| 205 | show(collection_tree, event.getX(), event.getY());
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| 206 | }
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| 207 |
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[15107] | 208 | /** Checks whether the files selected are of the same filetype (have the same extension).
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| 209 | * @param selectedFilePaths - the full file paths to the treenodes selected in the
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| 210 | * collection fileview.
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| 211 | * @return true if the file extensions of all the selected files are the same. False is
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| 212 | * returned if the file extension of any selected file is different (this means that if
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| 213 | * a folder was selected, false would be returned). False is also returned if nothing was
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| 214 | * selected.
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| 215 | * For use with replace_srcdoc_with_html.pl
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| 216 | */
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| 217 | private boolean selectedFilesOfSameType(TreePath[] selectedFilePaths) {
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| 218 | if(selectedFilePaths == null || selectedFilePaths.length <= 0)
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| 219 | return false;
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[11608] | 220 |
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[15107] | 221 | boolean sameExtension = true;
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| 222 |
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| 223 | // get just the filename from the path and extract its extension
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| 224 | String firstFile = selectedFilePaths[0].getLastPathComponent().toString();
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| 225 | int period = firstFile.lastIndexOf('.');
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| 226 | if(period == -1) { // someone could have selected a folder
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| 227 | return false;
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| 228 | }
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| 229 | String extension = firstFile.substring(period); // includes period
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| 230 |
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| 231 | // compare with the other selected files' extensions:
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| 232 | for(int i = 1; i < selectedFilePaths.length && sameExtension; i++) {
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| 233 | String otherFile = selectedFilePaths[i].getLastPathComponent().toString();
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| 234 | String otherFileExt = otherFile.substring(otherFile.lastIndexOf('.'));
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| 235 | if(!extension.equals(otherFileExt))
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| 236 | sameExtension = false;
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| 237 | }
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| 238 | return sameExtension;
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| 239 | }
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| 240 |
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[11608] | 241 | private void buildContextMenu(TreePath[] selection_paths)
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| 242 | {
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| 243 | // If nothing is selected, only the new folder/dummy doc options are available...
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| 244 | if (selection_paths == null) {
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| 245 | new_folder = new JMenuItem(Dictionary.get("CollectionPopupMenu.New_Folder"), KeyEvent.VK_N);
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| 246 | new_folder.addActionListener(this);
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| 247 | add(new_folder);
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| 248 |
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| 249 | new_dummy_doc = new JMenuItem(Dictionary.get("CollectionPopupMenu.New_Dummy_Doc"));
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| 250 | new_dummy_doc.addActionListener(this);
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| 251 | add(new_dummy_doc);
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| 252 |
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[15107] | 253 | refresh = new JMenuItem(Dictionary.get("CollectionPopupMenu.Refresh"));
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| 254 | refresh.addActionListener(this);
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| 255 | add(refresh);
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| 256 |
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[11608] | 257 | node = (CollectionTreeNode) collection_tree.getModel().getRoot();
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| 258 | return;
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| 259 | }
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| 260 |
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| 261 | // Meta-audit and delete options
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| 262 | metaaudit = new JMenuItem(Dictionary.get("Menu.Metadata_View", collection_tree.getSelectionDetails()), KeyEvent.VK_A);
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| 263 | metaaudit.addActionListener(this);
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| 264 | add(metaaudit);
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| 265 |
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| 266 | delete = new JMenuItem(Dictionary.get("CollectionPopupMenu.Delete"), KeyEvent.VK_D);
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| 267 | delete.addActionListener(this);
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| 268 | add(delete);
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| 269 |
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[15107] | 270 | // The src doc replaceable (with html file) option is only available when all files selected are of the
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| 271 | // same type (same extension). For srcreplaceable files only. Works with replace_srcdoc_with_html.pl
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| 272 | CollectionTreeNode firstSelectedNode = (CollectionTreeNode)selection_paths[0].getLastPathComponent();
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| 273 | if(firstSelectedNode.isSrcReplaceable()) { // test the first selected node
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| 274 | replace_srcdoc_with_html = new JMenuItem(Dictionary.get("Menu.Replace_SrcDoc_With_HTML"), KeyEvent.VK_H);
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| 275 | replace_srcdoc_with_html.addActionListener(this);
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| 276 | add(replace_srcdoc_with_html);
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| 277 |
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| 278 | // Now the menu is there, grey it out if not all the files are of the same type
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| 279 | if(!selectedFilesOfSameType(selection_paths)) {
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| 280 | replace_srcdoc_with_html.setEnabled(false);
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| 281 | }
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| 282 | }
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| 283 |
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| 284 | // Only meta-audit and delete (and possibly replace_srcdoc) are available if multiple items are selected...
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[11608] | 285 | if (selection_paths.length > 1) {
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| 286 | return;
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| 287 | }
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| 288 |
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| 289 | // Rename option
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[13604] | 290 | rename = new JMenuItem(Dictionary.get("CollectionPopupMenu.Rename"), KeyEvent.VK_R);
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| 291 | rename.addActionListener(this);
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| 292 | add(rename);
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[11608] | 293 |
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| 294 | TreePath path = selection_paths[0];
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| 295 | node = (CollectionTreeNode) path.getLastPathComponent();
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| 296 |
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| 297 | // ---- Options for file nodes ----
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| 298 | if (node.isLeaf()) {
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| 299 | // Explode metadata databases, for explodable files only
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| 300 | if (node.isExplodable()) {
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| 301 | explode_metadata_database = new JMenuItem(Dictionary.get("Menu.Explode_Metadata_Database"), KeyEvent.VK_E);
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| 302 | explode_metadata_database.addActionListener(this);
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| 303 | add(explode_metadata_database);
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| 304 | }
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[15107] | 305 |
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[11608] | 306 | // Replace file
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| 307 | // !! TO DO: Remote building
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| 308 | if (!Gatherer.isGsdlRemote) {
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| 309 | replace = new JMenuItem(Dictionary.get("CollectionPopupMenu.Replace"), KeyEvent.VK_P);
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| 310 | replace.addActionListener(this);
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| 311 | add(replace);
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| 312 | }
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| 313 |
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| 314 | // Open the file in an external program
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| 315 | open_externally = new JMenuItem(Dictionary.get("Menu.Open_Externally"), KeyEvent.VK_O);
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| 316 | open_externally.addActionListener(this);
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| 317 | add(open_externally);
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| 318 |
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| 319 | return;
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| 320 | }
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| 321 |
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| 322 | // ---- Options for folder nodes ----
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| 323 | // Collapse or expand, depending on current status
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| 324 | if (collection_tree.isExpanded(path)) {
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| 325 | collapse_folder = new JMenuItem(Dictionary.get("Menu.Collapse"), KeyEvent.VK_C);
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| 326 | collapse_folder.addActionListener(this);
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| 327 | add(collapse_folder);
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| 328 | }
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| 329 | else {
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| 330 | expand_folder = new JMenuItem(Dictionary.get("Menu.Expand"), KeyEvent.VK_O);
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| 331 | expand_folder.addActionListener(this);
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| 332 | add(expand_folder);
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| 333 | }
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| 334 |
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| 335 | // New folder/dummy doc options
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| 336 | if (!node.isReadOnly()) {
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| 337 | new_folder = new JMenuItem(Dictionary.get("CollectionPopupMenu.New_Folder"), KeyEvent.VK_N);
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| 338 | new_folder.addActionListener(this);
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| 339 | add(new_folder);
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| 340 |
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| 341 | new_dummy_doc = new JMenuItem(Dictionary.get("CollectionPopupMenu.New_Dummy_Doc"));
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| 342 | new_dummy_doc.addActionListener(this);
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| 343 | add(new_dummy_doc);
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| 344 | }
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| 345 | }
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| 346 |
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| 347 |
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| 348 | /** Called whenever one of the menu items is clicked, this method then causes the appropriate effect. */
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| 349 | public void actionPerformed(ActionEvent event)
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[15107] | 350 | {
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| 351 | Object source = event.getSource();
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[11608] | 352 |
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| 353 | // Collapse folder
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| 354 | if (source == collapse_folder) {
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| 355 | collection_tree.collapsePath(selection_paths[0]);
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| 356 | }
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| 357 |
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| 358 | // Expand folder
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| 359 | else if (source == expand_folder) {
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| 360 | collection_tree.expandPath(selection_paths[0]);
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| 361 | }
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| 362 |
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| 363 | // Explode metadata database
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| 364 | else if (source == explode_metadata_database) {
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[13455] | 365 | Gatherer.f_man.explodeMetadataDatabase(node.getFile());
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[11608] | 366 | }
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[15107] | 367 |
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| 368 | // Replace source document with generated html (works with replace_srcdoc_with_html.pl)
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| 369 | else if (source == replace_srcdoc_with_html) {
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| 370 | java.io.File[] source_files = new java.io.File[selection_paths.length];
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| 371 | for (int i = 0; i < selection_paths.length; i++) {
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| 372 | CollectionTreeNode node = (CollectionTreeNode) selection_paths[i].getLastPathComponent();
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| 373 | source_files[i] = node.getFile();
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| 374 | }
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| 375 | Gatherer.f_man.replaceSrcDocWithHtml(source_files); // passing the selected files
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| 376 | }
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[11608] | 377 |
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| 378 | // Delete
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| 379 | else if (source == delete) {
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| 380 | CollectionTreeNode[] source_nodes = new CollectionTreeNode[selection_paths.length];
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| 381 | for (int i = 0; i < selection_paths.length; i++) {
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| 382 | source_nodes[i] = (CollectionTreeNode) selection_paths[i].getLastPathComponent();
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| 383 | }
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| 384 |
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| 385 | // Fire a delete action
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| 386 | Gatherer.f_man.action(collection_tree, source_nodes, Gatherer.recycle_bin, null);
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| 387 | }
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| 388 |
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| 389 | // Meta-audit
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| 390 | else if (source == metaaudit) {
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| 391 | Gatherer.g_man.showMetaAuditBox();
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| 392 | }
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| 393 |
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| 394 | // New folder
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| 395 | else if (source == new_folder) {
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| 396 | Gatherer.f_man.newFolder(collection_tree, node);
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| 397 | }
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| 398 |
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| 399 | // New dummy doc
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| 400 | else if (source == new_dummy_doc) {
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| 401 | Gatherer.f_man.newDummyDoc(collection_tree, node);
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| 402 | }
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| 403 |
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[15107] | 404 | // Refresh action to reload folder view
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| 405 | else if (source == refresh) { // Refresh collection tree
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| 406 | Gatherer.g_man.refreshCollectionTree(DragTree.COLLECTION_CONTENTS_CHANGED);
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| 407 | }
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| 408 |
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[11608] | 409 | // Open in external program
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| 410 | else if (source == open_externally) {
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| 411 | Gatherer.f_man.openFileInExternalApplication(node.getFile());
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| 412 | }
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| 413 |
|
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| 414 | // Rename
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| 415 | else if (source == rename) {
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| 416 | Gatherer.f_man.renameCollectionFile(collection_tree, node);
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| 417 | }
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| 418 |
|
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| 419 | // Replace
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| 420 | else if (source == replace) {
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| 421 | Gatherer.f_man.replaceCollectionFile(collection_tree, node);
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| 422 | }
|
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| 423 | }
|
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| 424 | }
|
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[8846] | 425 | }
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