| 1 | // Copyright 2004-2007 Jean-Francois Poilpret |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | package net.sourceforge.hivegui.dialog; |
| 16 | |
| 17 | import java.awt.LayoutManager; |
| 18 | import java.util.ArrayList; |
| 19 | import java.util.List; |
| 20 | |
| 21 | import javax.swing.Box; |
| 22 | import javax.swing.BoxLayout; |
| 23 | import javax.swing.JButton; |
| 24 | import javax.swing.JComponent; |
| 25 | import javax.swing.JPanel; |
| 26 | import javax.swing.SwingConstants; |
| 27 | import javax.swing.border.EmptyBorder; |
| 28 | |
| 29 | import org.jdesktop.layout.LayoutStyle; |
| 30 | |
| 31 | public abstract class AbstractCommandPanelAdder implements CommandPanelAdder |
| 32 | { |
| 33 | protected AbstractCommandPanelAdder(Class<? extends LayoutManager> layoutClass) |
| 34 | { |
| 35 | _layoutClass = layoutClass; |
| 36 | } |
| 37 | |
| 38 | final public Class<? extends LayoutManager> getLayoutClass() |
| 39 | { |
| 40 | return _layoutClass; |
| 41 | } |
| 42 | |
| 43 | public void addCommands(JComponent container, JButton... buttons) |
| 44 | { |
| 45 | List<JButton> actualButtons = new ArrayList<JButton>(); |
| 46 | for (JButton button: buttons) |
| 47 | { |
| 48 | if (button != null) |
| 49 | { |
| 50 | actualButtons.add(button); |
| 51 | } |
| 52 | } |
| 53 | JPanel commands = createCommandPanel(actualButtons.toArray(new JButton[0])); |
| 54 | addCommandPanel(container, commands); |
| 55 | } |
| 56 | |
| 57 | abstract protected void addCommandPanel(JComponent container, JPanel commands); |
| 58 | |
| 59 | static protected JPanel createCommandPanel(JButton[] buttons) |
| 60 | { |
| 61 | LayoutStyle style = LayoutStyle.getSharedInstance(); |
| 62 | JPanel commandPanel = new JPanel(); |
| 63 | commandPanel.setLayout(new BoxLayout(commandPanel, BoxLayout.X_AXIS)); |
| 64 | commandPanel.add(Box.createHorizontalGlue()); |
| 65 | int vgap = 0; |
| 66 | |
| 67 | for (int i = 0; i < buttons.length; i++) |
| 68 | { |
| 69 | JButton left = buttons[i]; |
| 70 | commandPanel.add(left); |
| 71 | if (i != buttons.length - 1) |
| 72 | { |
| 73 | JButton right = buttons[i + 1]; |
| 74 | int gap = style.getPreferredGap(left, |
| 75 | right, |
| 76 | LayoutStyle.RELATED, |
| 77 | SwingConstants.EAST, |
| 78 | commandPanel); |
| 79 | commandPanel.add(Box.createHorizontalStrut(gap)); |
| 80 | } |
| 81 | else |
| 82 | { |
| 83 | int hgap = style.getContainerGap(left, SwingConstants.EAST, commandPanel); |
| 84 | vgap = style.getContainerGap(left, SwingConstants.SOUTH, commandPanel); |
| 85 | commandPanel.add(Box.createHorizontalStrut(hgap)); |
| 86 | } |
| 87 | } |
| 88 | commandPanel.setBorder(new EmptyBorder(VGAP, 0, vgap, 0)); |
| 89 | return commandPanel; |
| 90 | } |
| 91 | |
| 92 | private final Class<? extends LayoutManager> _layoutClass; |
| 93 | } |