/*
* Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.apple.laf;
import java.awt.*;
import javax.swing.*;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicOptionPaneUI;
public class AquaOptionPaneUI extends BasicOptionPaneUI {
private static final int kOKCancelButtonWidth = 79;
private static final int kButtonHeight = 23;
private static final int kDialogSmallPadding = 4;
private static final int kDialogLargePadding = 23;
/**
* Creates a new BasicOptionPaneUI instance.
*/
public static ComponentUI createUI(final JComponent x) {
return new AquaOptionPaneUI();
}
/**
* Creates and returns a Container containin the buttons. The buttons
* are created by calling {@code getButtons}.
*/
protected Container createButtonArea() {
final Container bottom = super.createButtonArea();
// Now replace the Layout
bottom.setLayout(new AquaButtonAreaLayout(true, kDialogSmallPadding));
return bottom;
}
/**
* Messaged from installComponents to create a Container containing the
* body of the message.
* The icon and body should be aligned on their top edges
*/
protected Container createMessageArea() {
final JPanel top = new JPanel();
top.setBorder(UIManager.getBorder("OptionPane.messageAreaBorder"));
top.setLayout(new BoxLayout(top, BoxLayout.X_AXIS));
/* Fill the body. */
final Container body = new JPanel();
final Icon sideIcon = getIcon();
if (sideIcon != null) {
final JLabel iconLabel = new JLabel(sideIcon);
iconLabel.setVerticalAlignment(SwingConstants.TOP);
final JPanel iconPanel = new JPanel();
iconPanel.add(iconLabel);
top.add(iconPanel);
top.add(Box.createHorizontalStrut(kDialogLargePadding));
}
body.setLayout(new GridBagLayout());
final GridBagConstraints cons = new GridBagConstraints();
cons.gridx = cons.gridy = 0;
cons.gridwidth = GridBagConstraints.REMAINDER;
cons.gridheight = 1;
cons.anchor = GridBagConstraints.WEST;
cons.insets = new Insets(0, 0, 3, 0);
addMessageComponents(body, cons, getMessage(), getMaxCharactersPerLineCount(), false);
top.add(body);
return top;
}
/**
* AquaButtonAreaLayout lays out all
* components according to the HI Guidelines:
* The most important button is always on the far right
* The group of buttons is on the right for left-to-right,
* left for right-to-left
* The widths of each component will be set to the largest preferred size width.
*
*
* This inner class is marked "public" due to a compiler bug.
* This class should be treated as a "protected" inner class.
* Instantiate it only within subclasses of BasicOptionPaneUI.
*
* BasicOptionPaneUI expects that its buttons are layed out with
* a subclass of ButtonAreaLayout
*/
public static class AquaButtonAreaLayout extends ButtonAreaLayout {
public AquaButtonAreaLayout(final boolean syncAllWidths, final int padding) {
super(true, padding);
}
public void layoutContainer(final Container container) {
final Component[] children = container.getComponents();
if (children == null || 0 >= children.length) return;
final int numChildren = children.length;
final int yLocation = container.getInsets().top;
// Always syncAllWidths - and heights!
final Dimension maxSize = new Dimension(kOKCancelButtonWidth, kButtonHeight);
for (int i = 0; i < numChildren; i++) {
final Dimension sizes = children[i].getPreferredSize();
maxSize.width = Math.max(maxSize.width, sizes.width);
maxSize.height = Math.max(maxSize.height, sizes.height);
}
// ignore getCentersChildren, because we don't
int xLocation = container.getSize().width - (maxSize.width * numChildren + (numChildren - 1) * padding);
final int xOffset = maxSize.width + padding;
// most important button (button zero) on far right
for (int i = numChildren - 1; i >= 0; i--) {
children[i].setBounds(xLocation, yLocation, maxSize.width, maxSize.height);
xLocation += xOffset;
}
}
@Override
public Dimension minimumLayoutSize(Container c) {
if (c != null) {
Component[] children = c.getComponents();
if (children != null && children.length > 0) {
int numChildren = children.length;
Insets cInsets = c.getInsets();
int extraHeight = cInsets.top + cInsets.bottom;
int extraWidth = cInsets.left + cInsets.right;
int okCancelButtonWidth = extraWidth
+ (kOKCancelButtonWidth * numChildren)
+ (numChildren - 1) * padding;
int okbuttonHeight = extraHeight + kButtonHeight;
Dimension minSize = super.minimumLayoutSize(c);
return new Dimension(Math.max(minSize.width,
okCancelButtonWidth),
Math.max(minSize.height, okbuttonHeight));
}
}
return new Dimension(0, 0);
}
}
}