1 /*
2 * Copyright (c) 2010, 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.scene.Node;
29 import javafx.scene.control.FocusModel;
30 import javafx.scene.control.MultipleSelectionModel;
31 import javafx.scene.control.TreeCell;
32 import javafx.scene.control.TreeItem;
33 import javafx.scene.control.TreeView;
34 import javafx.scene.input.MouseButton;
35
36 import java.util.Collections;
37
38 public class TreeCellBehavior<T> extends CellBehaviorBase<TreeCell<T>> {
39
40 /***************************************************************************
41 * *
42 * Constructors *
43 * *
44 **************************************************************************/
45
46 public TreeCellBehavior(final TreeCell<T> control) {
47 super(control, Collections.emptyList());
48 }
49
50
51
52 /***************************************************************************
53 * *
54 * Private implementation *
55 * *
56 **************************************************************************/
57
58 @Override
59 protected MultipleSelectionModel<TreeItem<T>> getSelectionModel() {
60 return getCellContainer().getSelectionModel();
61 }
62
63 @Override
64 protected FocusModel<TreeItem<T>> getFocusModel() {
65 return getCellContainer().getFocusModel();
66 }
67
68 @Override
69 protected TreeView<T> getCellContainer() {
70 return getControl().getTreeView();
71 }
72
73 @Override
74 protected void edit(TreeCell<T> cell) {
75 TreeItem<T> treeItem = cell == null ? null : cell.getTreeItem();
76 getCellContainer().edit(treeItem);
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
99 @Override protected boolean handleDisclosureNode(double x, double y) {
100 TreeCell<T> treeCell = getControl();
101 Node disclosureNode = treeCell.getDisclosureNode();
102 if (disclosureNode != null) {
103 if (disclosureNode.getBoundsInParent().contains(x, y)) {
104 if (treeCell.getTreeItem() != null) {
105 treeCell.getTreeItem().setExpanded(! treeCell.getTreeItem().isExpanded());
106 }
107 return true;
108 }
109 }
110 return false;
111 }
112 }
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1 /*
2 * Copyright (c) 2010, 2015, 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.scene.Node;
29 import javafx.scene.control.FocusModel;
30 import javafx.scene.control.MultipleSelectionModel;
31 import javafx.scene.control.TreeCell;
32 import javafx.scene.control.TreeItem;
33 import javafx.scene.control.TreeView;
34 import javafx.scene.input.MouseButton;
35
36 public class TreeCellBehavior<T> extends CellBehaviorBase<TreeCell<T>> {
37
38 /***************************************************************************
39 * *
40 * Constructors *
41 * *
42 **************************************************************************/
43
44 public TreeCellBehavior(final TreeCell<T> control) {
45 super(control);
46 }
47
48
49
50 /***************************************************************************
51 * *
52 * Private implementation *
53 * *
54 **************************************************************************/
55
56 @Override
57 protected MultipleSelectionModel<TreeItem<T>> getSelectionModel() {
58 return getCellContainer().getSelectionModel();
59 }
60
61 @Override
62 protected FocusModel<TreeItem<T>> getFocusModel() {
63 return getCellContainer().getFocusModel();
64 }
65
66 @Override
67 protected TreeView<T> getCellContainer() {
68 return getNode().getTreeView();
69 }
70
71 @Override
72 protected void edit(TreeCell<T> cell) {
73 TreeItem<T> treeItem = cell == null ? null : cell.getTreeItem();
74 getCellContainer().edit(treeItem);
75 }
76
77 @Override
78 protected void handleClicks(MouseButton button, int clickCount, boolean isAlreadySelected) {
79 // handle editing, which only occurs with the primary mouse button
80 TreeItem<T> treeItem = getNode().getTreeItem();
81 if (button == MouseButton.PRIMARY) {
82 if (clickCount == 1 && isAlreadySelected) {
83 edit(getNode());
84 } else if (clickCount == 1) {
85 // cancel editing
86 edit(null);
87 } else if (clickCount == 2 && treeItem.isLeaf()) {
88 // attempt to edit
89 edit(getNode());
90 } else if (clickCount % 2 == 0) {
91 // try to expand/collapse branch tree item
92 treeItem.setExpanded(! treeItem.isExpanded());
93 }
94 }
95 }
96
97 @Override protected boolean handleDisclosureNode(double x, double y) {
98 TreeCell<T> treeCell = getNode();
99 Node disclosureNode = treeCell.getDisclosureNode();
100 if (disclosureNode != null) {
101 if (disclosureNode.getBoundsInParent().contains(x, y)) {
102 if (treeCell.getTreeItem() != null) {
103 treeCell.getTreeItem().setExpanded(! treeCell.getTreeItem().isExpanded());
104 }
105 return true;
106 }
107 }
108 return false;
109 }
110 }
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