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1 /*
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2 CCmI Editor - A Collaborative Cross-Modal Diagram Editing Tool
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3
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4 Copyright (C) 2011 Queen Mary University of London (http://ccmi.eecs.qmul.ac.uk/)
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5
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6 This program is free software: you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation, either version 3 of the License, or
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9 (at your option) any later version.
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10
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11 This program is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 */
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19 package uk.ac.qmul.eecs.ccmi.gui;
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20
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21 /**
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22 *
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23 * An enum that defines the possible locks that can be granted on a shared diagram.
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24 *
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25 */
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26 public enum Lock {
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27 /**
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28 * The element will be deleted, therefore no other operation on the same element is allowed to any other user.
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29 */
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30 DELETE,
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31 /**
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32 * The element will be renamed, therefore no renaming of the same element is allowed to any other user.
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33 */
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34 NAME,
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35 /**
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36 * The node properties will be edit, therefore no properties or modifiers editing
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37 * on the same node will be allowed to any other user.
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38 */
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39 PROPERTIES,
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40 /**
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41 * The edge end is being edited (label or arrow head), therefore no end editing
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42 * on the same edge will be allowed to any other user.
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43 */
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44 EDGE_END,
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45 /**
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46 * The element is being moved, therefore no move on the same element will be allowed to any other user.
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47 */
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48 MOVE,
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49 /**
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50 * The notes of the tree node will be edited, therefore no notes editing
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51 * on the same tree node will be allowed to any other user.
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52 */
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53 NOTES,
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54 /**
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55 * The bookmarks of the tree node will be edited, therefore no bookmarks editing
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56 * on the same tree node will be allowed to any other user.
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57 */
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58 BOOKMARK,
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59 /**
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60 * The element cannot be deleted by other users.
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61 */
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62 MUST_EXIST,
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63 /**
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64 * {@code null} value.
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65 */
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66 NONE
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67 }
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