Java example source code file (XPStyle.java)
The XPStyle.java Java example source code/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
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*
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/*
* <p>These classes are designed to be used while the
* corresponding <code>LookAndFeel class has been installed
* (<code>UIManager.setLookAndFeel(new XXXLookAndFeel())).
* Using them while a different <code>LookAndFeel is installed
* may produce unexpected results, including exceptions.
* Additionally, changing the <code>LookAndFeel
* maintained by the <code>UIManager without updating the
* corresponding <code>ComponentUI of any
* <code>JComponents may also produce unexpected results,
* such as the wrong colors showing up, and is generally not
* encouraged.
*
*/
package com.sun.java.swing.plaf.windows;
import java.awt.*;
import java.awt.image.*;
import java.security.AccessController;
import java.util.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.plaf.*;
import javax.swing.text.JTextComponent;
import sun.awt.image.SunWritableRaster;
import sun.awt.windows.ThemeReader;
import sun.security.action.GetPropertyAction;
import sun.swing.CachedPainter;
import static com.sun.java.swing.plaf.windows.TMSchema.*;
/**
* Implements Windows XP Styles for the Windows Look and Feel.
*
* @author Leif Samuelsson
*/
class XPStyle {
// Singleton instance of this class
private static XPStyle xp;
// Singleton instance of SkinPainter
private static SkinPainter skinPainter = new SkinPainter();
private static Boolean themeActive = null;
private HashMap<String, Border> borderMap;
private HashMap<String, Color> colorMap;
private boolean flatMenus;
static {
invalidateStyle();
}
/** Static method for clearing the hashmap and loading the
* current XP style and theme
*/
static synchronized void invalidateStyle() {
xp = null;
themeActive = null;
skinPainter.flush();
}
/** Get the singleton instance of this class
*
* @return the singleton instance of this class or null if XP styles
* are not active or if this is not Windows XP
*/
static synchronized XPStyle getXP() {
if (themeActive == null) {
Toolkit toolkit = Toolkit.getDefaultToolkit();
themeActive =
(Boolean)toolkit.getDesktopProperty("win.xpstyle.themeActive");
if (themeActive == null) {
themeActive = Boolean.FALSE;
}
if (themeActive.booleanValue()) {
GetPropertyAction propertyAction =
new GetPropertyAction("swing.noxp");
if (AccessController.doPrivileged(propertyAction) == null &&
ThemeReader.isThemed() &&
!(UIManager.getLookAndFeel()
instanceof WindowsClassicLookAndFeel)) {
xp = new XPStyle();
}
}
}
return xp;
}
static boolean isVista() {
XPStyle xp = XPStyle.getXP();
return (xp != null && xp.isSkinDefined(null, Part.CP_DROPDOWNBUTTONRIGHT));
}
/** Get a named <code>String value from the current style
*
* @param part a <code>Part
* @param state a <code>String
* @param attributeKey a <code>String
* @return a <code>String or null if key is not found
* in the current style
*
* This is currently only used by WindowsInternalFrameTitlePane for painting
* title foregound and can be removed when no longer needed
*/
String getString(Component c, Part part, State state, Prop prop) {
return getTypeEnumName(c, part, state, prop);
}
TypeEnum getTypeEnum(Component c, Part part, State state, Prop prop) {
int enumValue = ThemeReader.getEnum(part.getControlName(c), part.getValue(),
State.getValue(part, state),
prop.getValue());
return TypeEnum.getTypeEnum(prop, enumValue);
}
private static String getTypeEnumName(Component c, Part part, State state, Prop prop) {
int enumValue = ThemeReader.getEnum(part.getControlName(c), part.getValue(),
State.getValue(part, state),
prop.getValue());
if (enumValue == -1) {
return null;
}
return TypeEnum.getTypeEnum(prop, enumValue).getName();
}
/** Get a named <code>int value from the current style
*
* @param part a <code>Part
* @return an <code>int or null if key is not found
* in the current style
*/
int getInt(Component c, Part part, State state, Prop prop, int fallback) {
return ThemeReader.getInt(part.getControlName(c), part.getValue(),
State.getValue(part, state),
prop.getValue());
}
/** Get a named <code>Dimension value from the current style
*
* @param key a <code>String
* @return a <code>Dimension or null if key is not found
* in the current style
*
* This is currently only used by WindowsProgressBarUI and the value
* should probably be cached there instead of here.
*/
Dimension getDimension(Component c, Part part, State state, Prop prop) {
return ThemeReader.getPosition(part.getControlName(c), part.getValue(),
State.getValue(part, state),
prop.getValue());
}
/** Get a named <code>Point (e.g. a location or an offset) value
* from the current style
*
* @param key a <code>String
* @return a <code>Point or null if key is not found
* in the current style
*
* This is currently only used by WindowsInternalFrameTitlePane for painting
* title foregound and can be removed when no longer needed
*/
Point getPoint(Component c, Part part, State state, Prop prop) {
Dimension d = ThemeReader.getPosition(part.getControlName(c), part.getValue(),
State.getValue(part, state),
prop.getValue());
if (d != null) {
return new Point(d.width, d.height);
} else {
return null;
}
}
/** Get a named <code>Insets value from the current style
*
* @param key a <code>String
* @return an <code>Insets object or null if key is not found
* in the current style
*
* This is currently only used to create borders and by
* WindowsInternalFrameTitlePane for painting title foregound.
* The return value is already cached in those places.
*/
Insets getMargin(Component c, Part part, State state, Prop prop) {
return ThemeReader.getThemeMargins(part.getControlName(c), part.getValue(),
State.getValue(part, state),
prop.getValue());
}
/** Get a named <code>Color value from the current style
*
* @param part a <code>Part
* @return a <code>Color or null if key is not found
* in the current style
*/
synchronized Color getColor(Skin skin, Prop prop, Color fallback) {
String key = skin.toString() + "." + prop.name();
Part part = skin.part;
Color color = colorMap.get(key);
if (color == null) {
color = ThemeReader.getColor(part.getControlName(null), part.getValue(),
State.getValue(part, skin.state),
prop.getValue());
if (color != null) {
color = new ColorUIResource(color);
colorMap.put(key, color);
}
}
return (color != null) ? color : fallback;
}
Color getColor(Component c, Part part, State state, Prop prop, Color fallback) {
return getColor(new Skin(c, part, state), prop, fallback);
}
/** Get a named <code>Border value from the current style
*
* @param part a <code>Part
* @return a <code>Border or null if key is not found
* in the current style or if the style for the particular
* part is not defined as "borderfill".
*/
synchronized Border getBorder(Component c, Part part) {
if (part == Part.MENU) {
// Special case because XP has no skin for menus
if (flatMenus) {
// TODO: The classic border uses this color, but we should
// create a new UI property called "PopupMenu.borderColor"
// instead.
return new XPFillBorder(UIManager.getColor("InternalFrame.borderShadow"),
1);
} else {
return null; // Will cause L&F to use classic border
}
}
Skin skin = new Skin(c, part, null);
Border border = borderMap.get(skin.string);
if (border == null) {
String bgType = getTypeEnumName(c, part, null, Prop.BGTYPE);
if ("borderfill".equalsIgnoreCase(bgType)) {
int thickness = getInt(c, part, null, Prop.BORDERSIZE, 1);
Color color = getColor(skin, Prop.BORDERCOLOR, Color.black);
border = new XPFillBorder(color, thickness);
if (part == Part.CP_COMBOBOX) {
border = new XPStatefulFillBorder(color, thickness, part, Prop.BORDERCOLOR);
}
} else if ("imagefile".equalsIgnoreCase(bgType)) {
Insets m = getMargin(c, part, null, Prop.SIZINGMARGINS);
if (m != null) {
if (getBoolean(c, part, null, Prop.BORDERONLY)) {
border = new XPImageBorder(c, part);
} else if (part == Part.CP_COMBOBOX) {
border = new EmptyBorder(1, 1, 1, 1);
} else {
if(part == Part.TP_BUTTON) {
border = new XPEmptyBorder(new Insets(3,3,3,3));
} else {
border = new XPEmptyBorder(m);
}
}
}
}
if (border != null) {
borderMap.put(skin.string, border);
}
}
return border;
}
private class XPFillBorder extends LineBorder implements UIResource {
XPFillBorder(Color color, int thickness) {
super(color, thickness);
}
public Insets getBorderInsets(Component c, Insets insets) {
Insets margin = null;
//
// Ideally we'd have an interface defined for classes which
// support margins (to avoid this hackery), but we've
// decided against it for simplicity
//
if (c instanceof AbstractButton) {
margin = ((AbstractButton)c).getMargin();
} else if (c instanceof JToolBar) {
margin = ((JToolBar)c).getMargin();
} else if (c instanceof JTextComponent) {
margin = ((JTextComponent)c).getMargin();
}
insets.top = (margin != null? margin.top : 0) + thickness;
insets.left = (margin != null? margin.left : 0) + thickness;
insets.bottom = (margin != null? margin.bottom : 0) + thickness;
insets.right = (margin != null? margin.right : 0) + thickness;
return insets;
}
}
private class XPStatefulFillBorder extends XPFillBorder {
private final Part part;
private final Prop prop;
XPStatefulFillBorder(Color color, int thickness, Part part, Prop prop) {
super(color, thickness);
this.part = part;
this.prop = prop;
}
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
State state = State.NORMAL;
// special casing for comboboxes.
// there may be more special cases in the future
if(c instanceof JComboBox) {
JComboBox cb = (JComboBox)c;
// note. in the future this should be replaced with a call
// to BasicLookAndFeel.getUIOfType()
if(cb.getUI() instanceof WindowsComboBoxUI) {
WindowsComboBoxUI wcb = (WindowsComboBoxUI)cb.getUI();
state = wcb.getXPComboBoxState(cb);
}
}
lineColor = getColor(c, part, state, prop, Color.black);
super.paintBorder(c, g, x, y, width, height);
}
}
private class XPImageBorder extends AbstractBorder implements UIResource {
Skin skin;
XPImageBorder(Component c, Part part) {
this.skin = getSkin(c, part);
}
public void paintBorder(Component c, Graphics g,
int x, int y, int width, int height) {
skin.paintSkin(g, x, y, width, height, null);
}
public Insets getBorderInsets(Component c, Insets insets) {
Insets margin = null;
Insets borderInsets = skin.getContentMargin();
if(borderInsets == null) {
borderInsets = new Insets(0, 0, 0, 0);
}
//
// Ideally we'd have an interface defined for classes which
// support margins (to avoid this hackery), but we've
// decided against it for simplicity
//
if (c instanceof AbstractButton) {
margin = ((AbstractButton)c).getMargin();
} else if (c instanceof JToolBar) {
margin = ((JToolBar)c).getMargin();
} else if (c instanceof JTextComponent) {
margin = ((JTextComponent)c).getMargin();
}
insets.top = (margin != null? margin.top : 0) + borderInsets.top;
insets.left = (margin != null? margin.left : 0) + borderInsets.left;
insets.bottom = (margin != null? margin.bottom : 0) + borderInsets.bottom;
insets.right = (margin != null? margin.right : 0) + borderInsets.right;
return insets;
}
}
private class XPEmptyBorder extends EmptyBorder implements UIResource {
XPEmptyBorder(Insets m) {
super(m.top+2, m.left+2, m.bottom+2, m.right+2);
}
public Insets getBorderInsets(Component c, Insets insets) {
insets = super.getBorderInsets(c, insets);
Insets margin = null;
if (c instanceof AbstractButton) {
Insets m = ((AbstractButton)c).getMargin();
// if this is a toolbar button then ignore getMargin()
// and subtract the padding added by the constructor
if(c.getParent() instanceof JToolBar
&& ! (c instanceof JRadioButton)
&& ! (c instanceof JCheckBox)
&& m instanceof InsetsUIResource) {
insets.top -= 2;
insets.left -= 2;
insets.bottom -= 2;
insets.right -= 2;
} else {
margin = m;
}
} else if (c instanceof JToolBar) {
margin = ((JToolBar)c).getMargin();
} else if (c instanceof JTextComponent) {
margin = ((JTextComponent)c).getMargin();
}
if (margin != null) {
insets.top = margin.top + 2;
insets.left = margin.left + 2;
insets.bottom = margin.bottom + 2;
insets.right = margin.right + 2;
}
return insets;
}
}
boolean isSkinDefined(Component c, Part part) {
return (part.getValue() == 0)
|| ThemeReader.isThemePartDefined(
part.getControlName(c), part.getValue(), 0);
}
/** Get a <code>Skin object from the current style
* for a named part (component type)
*
* @param part a <code>Part
* @return a <code>Skin object
*/
synchronized Skin getSkin(Component c, Part part) {
assert isSkinDefined(c, part) : "part " + part + " is not defined";
return new Skin(c, part, null);
}
long getThemeTransitionDuration(Component c, Part part, State stateFrom,
State stateTo, Prop prop) {
return ThemeReader.getThemeTransitionDuration(part.getControlName(c),
part.getValue(),
State.getValue(part, stateFrom),
State.getValue(part, stateTo),
(prop != null) ? prop.getValue() : 0);
}
/** A class which encapsulates attributes for a given part
* (component type) and which provides methods for painting backgrounds
* and glyphs
*/
static class Skin {
final Component component;
final Part part;
final State state;
private final String string;
private Dimension size = null;
Skin(Component component, Part part) {
this(component, part, null);
}
Skin(Part part, State state) {
this(null, part, state);
}
Skin(Component component, Part part, State state) {
this.component = component;
this.part = part;
this.state = state;
String str = part.getControlName(component) +"." + part.name();
if (state != null) {
str += "("+state.name()+")";
}
string = str;
}
Insets getContentMargin() {
/* idk: it seems margins are the same for all 'big enough'
* bounding rectangles.
*/
int boundingWidth = 100;
int boundingHeight = 100;
return ThemeReader.getThemeBackgroundContentMargins(
part.getControlName(null), part.getValue(),
0, boundingWidth, boundingHeight);
}
private int getWidth(State state) {
if (size == null) {
size = getPartSize(part, state);
}
return size.width;
}
int getWidth() {
return getWidth((state != null) ? state : State.NORMAL);
}
private int getHeight(State state) {
if (size == null) {
size = getPartSize(part, state);
}
return size.height;
}
int getHeight() {
return getHeight((state != null) ? state : State.NORMAL);
}
public String toString() {
return string;
}
public boolean equals(Object obj) {
return (obj instanceof Skin && ((Skin)obj).string.equals(string));
}
public int hashCode() {
return string.hashCode();
}
/** Paint a skin at x, y.
*
* @param g the graphics context to use for painting
* @param dx the destination <i>x coordinate
* @param dy the destination <i>y coordinate
* @param state which state to paint
*/
void paintSkin(Graphics g, int dx, int dy, State state) {
if (state == null) {
state = this.state;
}
paintSkin(g, dx, dy, getWidth(state), getHeight(state), state);
}
/** Paint a skin in an area defined by a rectangle.
*
* @param g the graphics context to use for painting
* @param r a <code>Rectangle defining the area to fill,
* may cause the image to be stretched or tiled
* @param state which state to paint
*/
void paintSkin(Graphics g, Rectangle r, State state) {
paintSkin(g, r.x, r.y, r.width, r.height, state);
}
/** Paint a skin at a defined position and size
* This method supports animation.
*
* @param g the graphics context to use for painting
* @param dx the destination <i>x coordinate
* @param dy the destination <i>y coordinate
* @param dw the width of the area to fill, may cause
* the image to be stretched or tiled
* @param dh the height of the area to fill, may cause
* the image to be stretched or tiled
* @param state which state to paint
*/
void paintSkin(Graphics g, int dx, int dy, int dw, int dh, State state) {
if (ThemeReader.isGetThemeTransitionDurationDefined()
&& component instanceof JComponent
&& SwingUtilities.getAncestorOfClass(CellRendererPane.class,
component) == null) {
AnimationController.paintSkin((JComponent) component, this,
g, dx, dy, dw, dh, state);
} else {
paintSkinRaw(g, dx, dy, dw, dh, state);
}
}
/** Paint a skin at a defined position and size. This method
* does not trigger animation. It is needed for the animation
* support.
*
* @param g the graphics context to use for painting
* @param dx the destination <i>x coordinate.
* @param dy the destination <i>y coordinate.
* @param dw the width of the area to fill, may cause
* the image to be stretched or tiled
* @param dh the height of the area to fill, may cause
* the image to be stretched or tiled
* @param state which state to paint
*/
void paintSkinRaw(Graphics g, int dx, int dy, int dw, int dh, State state) {
skinPainter.paint(null, g, dx, dy, dw, dh, this, state);
}
/** Paint a skin at a defined position and size
*
* @param g the graphics context to use for painting
* @param dx the destination <i>x coordinate
* @param dy the destination <i>y coordinate
* @param dw the width of the area to fill, may cause
* the image to be stretched or tiled
* @param dh the height of the area to fill, may cause
* the image to be stretched or tiled
* @param state which state to paint
* @param borderFill should test if the component uses a border fill
and skip painting if it is
*/
void paintSkin(Graphics g, int dx, int dy, int dw, int dh, State state,
boolean borderFill) {
if(borderFill && "borderfill".equals(getTypeEnumName(component, part,
state, Prop.BGTYPE))) {
return;
}
skinPainter.paint(null, g, dx, dy, dw, dh, this, state);
}
}
private static class SkinPainter extends CachedPainter {
SkinPainter() {
super(30);
flush();
}
public void flush() {
super.flush();
}
protected void paintToImage(Component c, Image image, Graphics g,
int w, int h, Object[] args) {
boolean accEnabled = false;
Skin skin = (Skin)args[0];
Part part = skin.part;
State state = (State)args[1];
if (state == null) {
state = skin.state;
}
if (c == null) {
c = skin.component;
}
BufferedImage bi = (BufferedImage)image;
WritableRaster raster = bi.getRaster();
DataBufferInt dbi = (DataBufferInt)raster.getDataBuffer();
// Note that stealData() requires a markDirty() afterwards
// since we modify the data in it.
ThemeReader.paintBackground(SunWritableRaster.stealData(dbi, 0),
part.getControlName(c), part.getValue(),
State.getValue(part, state),
0, 0, w, h, w);
SunWritableRaster.markDirty(dbi);
}
protected Image createImage(Component c, int w, int h,
GraphicsConfiguration config, Object[] args) {
return new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
}
}
static class GlyphButton extends JButton {
private Skin skin;
public GlyphButton(Component parent, Part part) {
XPStyle xp = getXP();
skin = xp.getSkin(parent, part);
setBorder(null);
setContentAreaFilled(false);
setMinimumSize(new Dimension(5, 5));
setPreferredSize(new Dimension(16, 16));
setMaximumSize(new Dimension(Integer.MAX_VALUE, Integer.MAX_VALUE));
}
public boolean isFocusTraversable() {
return false;
}
protected State getState() {
State state = State.NORMAL;
if (!isEnabled()) {
state = State.DISABLED;
} else if (getModel().isPressed()) {
state = State.PRESSED;
} else if (getModel().isRollover()) {
state = State.HOT;
}
return state;
}
public void paintComponent(Graphics g) {
Dimension d = getSize();
skin.paintSkin(g, 0, 0, d.width, d.height, getState());
}
public void setPart(Component parent, Part part) {
XPStyle xp = getXP();
skin = xp.getSkin(parent, part);
revalidate();
repaint();
}
protected void paintBorder(Graphics g) {
}
}
// Private constructor
private XPStyle() {
flatMenus = getSysBoolean(Prop.FLATMENUS);
colorMap = new HashMap<String, Color>();
borderMap = new HashMap<String, Border>();
// Note: All further access to the maps must be synchronized
}
private boolean getBoolean(Component c, Part part, State state, Prop prop) {
return ThemeReader.getBoolean(part.getControlName(c), part.getValue(),
State.getValue(part, state),
prop.getValue());
}
static Dimension getPartSize(Part part, State state) {
return ThemeReader.getPartSize(part.getControlName(null), part.getValue(),
State.getValue(part, state));
}
private static boolean getSysBoolean(Prop prop) {
// We can use any widget name here, I guess.
return ThemeReader.getSysBoolean("window", prop.getValue());
}
}
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