1 /* 2 * Copyright (c) 2012, 2014, 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 com.sun.javafx.scene.control.behavior; 27 28 import javafx.collections.ObservableList; 29 import javafx.scene.control.TableFocusModel; 30 import javafx.scene.control.TablePositionBase; 31 import javafx.scene.control.TableSelectionModel; 32 import javafx.scene.control.TreeItem; 33 import javafx.scene.control.TreeTableRow; 34 import javafx.scene.control.TreeTableView; 35 import javafx.scene.input.MouseButton; 36 37 public class TreeTableRowBehavior<T> extends TableRowBehaviorBase<TreeTableRow<T>> { 38 39 /*************************************************************************** 40 * * 41 * Constructors * 42 * * 43 **************************************************************************/ 44 45 public TreeTableRowBehavior(TreeTableRow<T> control) { 46 super(control); 47 } 48 49 /*************************************************************************** 50 * * 51 * Public API * 52 * * 53 **************************************************************************/ 54 55 @Override protected TableSelectionModel<TreeItem<T>> getSelectionModel() { 56 return getCellContainer().getSelectionModel(); 57 } 58 59 @Override protected TableFocusModel<TreeItem<T>,?> getFocusModel() { 60 return getCellContainer().getFocusModel(); 61 } 62 63 @Override protected TreeTableView<T> getCellContainer() { 64 return getControl().getTreeTableView(); 65 } 66 67 @Override protected TablePositionBase<?> getFocusedCell() { 68 return getCellContainer().getFocusModel().getFocusedCell(); 69 } 70 71 @Override protected ObservableList getVisibleLeafColumns() { 72 return getCellContainer().getVisibleLeafColumns(); 73 } 74 75 @Override protected void edit(TreeTableRow<T> cell) { 76 // no-op (for now) 77 } 78 79 @Override 80 protected void handleClicks(MouseButton button, int clickCount, boolean isAlreadySelected) { 81 // handle editing, which only occurs with the primary mouse button 82 TreeItem<T> treeItem = getControl().getTreeItem(); 83 if (button == MouseButton.PRIMARY) { 84 if (clickCount == 1 && isAlreadySelected) { 85 edit(getControl()); 86 } else if (clickCount == 1) { 87 // cancel editing 88 edit(null); 89 } else if (clickCount == 2 && treeItem.isLeaf()) { 90 // attempt to edit 91 edit(getControl()); 92 } else if (clickCount % 2 == 0) { 93 // try to expand/collapse branch tree item 94 treeItem.setExpanded(! treeItem.isExpanded()); 95 } 96 } 97 } 98 }