Back to index...

	/*
	* Copyright (c) 1997, 2006, 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.sun.java.swing.plaf.windows;

	import javax.swing.plaf.basic.*;
	import javax.swing.border.*;
	import javax.swing.plaf.*;
	import javax.swing.*;

	import java.awt.*;

	import static com.sun.java.swing.plaf.windows.TMSchema.*;
	import static com.sun.java.swing.plaf.windows.TMSchema.Part.*;
	import static com.sun.java.swing.plaf.windows.XPStyle.Skin;
	import sun.awt.AppContext;


	/**
	* Windows button.
	* <p>
	* <strong>Warning:</strong>
	* Serialized objects of this class will not be compatible with
	* future Swing releases. The current serialization support is appropriate
	* for short term storage or RMI between applications running the same
	* version of Swing. A future release of Swing will provide support for
	* long term persistence.
	*
	* @author Jeff Dinkins
	*
	*/
	public class WindowsButtonUI extends BasicButtonUI
	{
	protected int dashedRectGapX;
	protected int dashedRectGapY;
	protected int dashedRectGapWidth;
	protected int dashedRectGapHeight;

	protected Color focusColor;

	private boolean defaults_initialized = false;

	private static final Object WINDOWS_BUTTON_UI_KEY = new Object();

	// ********************************
	// Create PLAF
	// ********************************
	public static ComponentUI createUI(JComponent c) {
	AppContext appContext = AppContext.getAppContext();
	WindowsButtonUI windowsButtonUI =
	(WindowsButtonUI) appContext.get(WINDOWS_BUTTON_UI_KEY);
	if (windowsButtonUI == null) {
	windowsButtonUI = new WindowsButtonUI();
	appContext.put(WINDOWS_BUTTON_UI_KEY, windowsButtonUI);
	}
	return windowsButtonUI;
	}


	// ********************************
	// Defaults
	// ********************************
	protected void installDefaults(AbstractButton b) {
	super.installDefaults(b);
	if(!defaults_initialized) {
	String pp = getPropertyPrefix();
	dashedRectGapX = UIManager.getInt(pp + "dashedRectGapX");
	dashedRectGapY = UIManager.getInt(pp + "dashedRectGapY");
	dashedRectGapWidth = UIManager.getInt(pp + "dashedRectGapWidth");
	dashedRectGapHeight = UIManager.getInt(pp + "dashedRectGapHeight");
	focusColor = UIManager.getColor(pp + "focus");
	defaults_initialized = true;
	}

	XPStyle xp = XPStyle.getXP();
	if (xp != null) {
	b.setBorder(xp.getBorder(b, getXPButtonType(b)));
	LookAndFeel.installProperty(b, "rolloverEnabled", Boolean.TRUE);
	}
	}

	protected void uninstallDefaults(AbstractButton b) {
	super.uninstallDefaults(b);
	defaults_initialized = false;
	}

	protected Color getFocusColor() {
	return focusColor;
	}

	// ********************************
	// Paint Methods
	// ********************************

	/**
	* Overridden method to render the text without the mnemonic
	*/
	protected void paintText(Graphics g, AbstractButton b, Rectangle textRect, String text) {
	WindowsGraphicsUtils.paintText(g, b, textRect, text, getTextShiftOffset());
	}

	protected void paintFocus(Graphics g, AbstractButton b, Rectangle viewRect, Rectangle textRect, Rectangle iconRect){

	// focus painted same color as text on Basic??
	int width = b.getWidth();
	int height = b.getHeight();
	g.setColor(getFocusColor());
	BasicGraphicsUtils.drawDashedRect(g, dashedRectGapX, dashedRectGapY,
	width - dashedRectGapWidth, height - dashedRectGapHeight);
	}

	protected void paintButtonPressed(Graphics g, AbstractButton b){
	setTextShiftOffset();
	}

	// ********************************
	// Layout Methods
	// ********************************
	public Dimension getPreferredSize(JComponent c) {
	Dimension d = super.getPreferredSize(c);

	/* Ensure that the width and height of the button is odd,
	* to allow for the focus line if focus is painted
	*/
	AbstractButton b = (AbstractButton)c;
	if (d != null && b.isFocusPainted()) {
	if(d.width % 2 == 0) { d.width += 1; }
	if(d.height % 2 == 0) { d.height += 1; }
	}
	return d;
	}


	/* These rectangles/insets are allocated once for all
	* ButtonUI.paint() calls. Re-using rectangles rather than
	* allocating them in each paint call substantially reduced the time
	* it took paint to run. Obviously, this method can't be re-entered.
	*/
	private Rectangle viewRect = new Rectangle();

	public void paint(Graphics g, JComponent c) {
	if (XPStyle.getXP() != null) {
	WindowsButtonUI.paintXPButtonBackground(g, c);
	}
	super.paint(g, c);
	}

	static Part getXPButtonType(AbstractButton b) {
	if(b instanceof JCheckBox) {
	return Part.BP_CHECKBOX;
	}
	if(b instanceof JRadioButton) {
	return Part.BP_RADIOBUTTON;
	}
	boolean toolbar = (b.getParent() instanceof JToolBar);
	return toolbar ? Part.TP_BUTTON : Part.BP_PUSHBUTTON;
	}

	static State getXPButtonState(AbstractButton b) {
	Part part = getXPButtonType(b);
	ButtonModel model = b.getModel();
	State state = State.NORMAL;
	switch (part) {
	case BP_RADIOBUTTON:
	/* falls through */
	case BP_CHECKBOX:
	if (! model.isEnabled()) {
	state = (model.isSelected()) ? State.CHECKEDDISABLED
	: State.UNCHECKEDDISABLED;
	} else if (model.isPressed() && model.isArmed()) {
	state = (model.isSelected()) ? State.CHECKEDPRESSED
	: State.UNCHECKEDPRESSED;
	} else if (model.isRollover()) {
	state = (model.isSelected()) ? State.CHECKEDHOT
	: State.UNCHECKEDHOT;
	} else {
	state = (model.isSelected()) ? State.CHECKEDNORMAL
	: State.UNCHECKEDNORMAL;
	}
	break;
	case BP_PUSHBUTTON:
	/* falls through */
	case TP_BUTTON:
	boolean toolbar = (b.getParent() instanceof JToolBar);
	if (toolbar) {
	if (model.isArmed() && model.isPressed()) {
	state = State.PRESSED;
	} else if (!model.isEnabled()) {
	state = State.DISABLED;
	} else if (model.isSelected() && model.isRollover()) {
	state = State.HOTCHECKED;
	} else if (model.isSelected()) {
	state = State.CHECKED;
	} else if (model.isRollover()) {
	state = State.HOT;
	} else if (b.hasFocus()) {
	state = State.HOT;
	}
	} else {
	if ((model.isArmed() && model.isPressed())
	\|\| model.isSelected()) {
	state = State.PRESSED;
	} else if (!model.isEnabled()) {
	state = State.DISABLED;
	} else if (model.isRollover() \|\| model.isPressed()) {
	state = State.HOT;
	} else if (b instanceof JButton
	&& ((JButton)b).isDefaultButton()) {
	state = State.DEFAULTED;
	} else if (b.hasFocus()) {
	state = State.HOT;
	}
	}
	break;
	default :
	state = State.NORMAL;
	}

	return state;
	}

	static void paintXPButtonBackground(Graphics g, JComponent c) {
	AbstractButton b = (AbstractButton)c;

	XPStyle xp = XPStyle.getXP();

	Part part = getXPButtonType(b);

	if (b.isContentAreaFilled() && xp != null) {

	Skin skin = xp.getSkin(b, part);

	State state = getXPButtonState(b);
	Dimension d = c.getSize();
	int dx = 0;
	int dy = 0;
	int dw = d.width;
	int dh = d.height;

	Border border = c.getBorder();
	Insets insets;
	if (border != null) {
	// Note: The border may be compound, containing an outer
	// opaque border (supplied by the application), plus an
	// inner transparent margin border. We want to size the
	// background to fill the transparent part, but stay
	// inside the opaque part.
	insets = WindowsButtonUI.getOpaqueInsets(border, c);
	} else {
	insets = c.getInsets();
	}
	if (insets != null) {
	dx += insets.left;
	dy += insets.top;
	dw -= (insets.left + insets.right);
	dh -= (insets.top + insets.bottom);
	}
	skin.paintSkin(g, dx, dy, dw, dh, state);
	}
	}

	/**
	* returns - b.getBorderInsets(c) if border is opaque
	* - null if border is completely non-opaque
	* - somewhere inbetween if border is compound and
	* outside border is opaque and inside isn't
	*/
	private static Insets getOpaqueInsets(Border b, Component c) {
	if (b == null) {
	return null;
	}
	if (b.isBorderOpaque()) {
	return b.getBorderInsets(c);
	} else if (b instanceof CompoundBorder) {
	CompoundBorder cb = (CompoundBorder)b;
	Insets iOut = getOpaqueInsets(cb.getOutsideBorder(), c);
	if (iOut != null && iOut.equals(cb.getOutsideBorder().getBorderInsets(c))) {
	// Outside border is opaque, keep looking
	Insets iIn = getOpaqueInsets(cb.getInsideBorder(), c);
	if (iIn == null) {
	// Inside is non-opaque, use outside insets
	return iOut;
	} else {
	// Found non-opaque somewhere in the inside (which is
	// also compound).
	return new Insets(iOut.top + iIn.top, iOut.left + iIn.left,
	iOut.bottom + iIn.bottom, iOut.right + iIn.right);
	}
	} else {
	// Outside is either all non-opaque or has non-opaque
	// border inside another compound border
	return iOut;
	}
	} else {
	return null;
	}
	}
	}

Back to index...