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The PgsLookAndFeel is a modern, cross platform LookAndFeel for Java/Swing.
It’s goal is to provide a single look and feel for applications on Windows,
Gnome and KDE. It is free and OpenSource, licensed under terms of the
Apache Software License 2.
/*
* Copyright 2005 Patrick Gotthardt
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.pagosoft.plaf;
import javax.swing.*;
import javax.swing.plaf.metal.*;
import java.awt.*;
import java.awt.event.*;
public class PgsScrollBarButton extends MetalScrollButton {
private static Color shadowColor;
private static Color highlightColor;
private boolean isFreeStanding = false;
public PgsScrollBarButton(int direction, int width, boolean freeStanding) {
super(direction, width, freeStanding);
shadowColor = UIManager.getColor("ScrollBar.darkShadow");
highlightColor = UIManager.getColor("ScrollBar.highlight");
isFreeStanding = freeStanding;
putClientProperty("rolloverBackground", UIManager.getColor("Button.rolloverBackground"));
putClientProperty("pgs.isFlat", UIManager.get("Button.isFlat"));
putClientProperty("gradientStart", UIManager.get("Button.gradientStart"));
putClientProperty("gradientEnd", UIManager.get("Button.gradientEnd"));
putClientProperty("rollover.gradientStart", UIManager.get("Button.rolloverGradientStart"));
putClientProperty("rollover.gradientEnd", UIManager.get("Button.rolloverGradientEnd"));
setBorder(null);
}
public void setFreeStanding(boolean freeStanding) {
super.setFreeStanding(freeStanding);
isFreeStanding = freeStanding;
}
public void paint(Graphics g) {
boolean leftToRight = PgsUtils.isLeftToRight(this);
boolean isEnabled = getParent().isEnabled();
boolean isPressed = getModel().isPressed();
Color arrowColor = isEnabled
? PgsLookAndFeel.getPrimaryControlDarkShadow()
: PgsLookAndFeel.getControlDisabled();
int width = getWidth();
int height = getHeight();
int arrowHeight = (height + 1) >> 2;
// @todo The background is not completly painted
if (isPressed) {
PgsUtils.drawGradient(
g, -1, 0, getWidth(), getHeight(), UIManager.getColor("Button.select"),
UIManager.getColor("Button.select").brighter());
} else {
PgsUtils.drawGradient(g, this);
}
// paint the arrow
Graphics2D gfx = (Graphics2D) g;
Stroke s = gfx.getStroke();
gfx.setStroke(new BasicStroke(1.3f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
g.setColor(arrowColor);
gfx.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
if (getDirection() == NORTH) {
int startY = ((height + 2) - arrowHeight) / 2 - 1;
int startX = ((width+1) / 2) - 1;
gfx.drawLine(startX, startY, startX-3, startY+3);
gfx.drawLine(startX, startY, startX+3, startY+3);
} else if (getDirection() == SOUTH) {
int startY = ((height + 2) - arrowHeight) / 2 - 1;
int startX = ((width+1) / 2) - 1;
gfx.drawLine(startX-3, startY, startX, startY+3);
gfx.drawLine(startX+3, startY, startX, startY+3);
} else if (getDirection() == EAST) {
int startX = (((width + 1) - arrowHeight) / 2);
int startY = (height / 2);
gfx.drawLine(startX, startY-3, startX+3, startY);
gfx.drawLine(startX, startY+3, startX+3, startY);
} else if (getDirection() == WEST) {
int startX = (((width + 1) - arrowHeight) / 2) - 1;
int startY = (height / 2);
gfx.drawLine(startX, startY, startX+3, startY-3);
gfx.drawLine(startX, startY, startX+3, startY+3);
}
gfx.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_DEFAULT);
gfx.setStroke(s);
if (getModel().isEnabled() && getModel().isRollover()) {
if(!UIManager.getBoolean("Button.rolloverVistaStyle")) {
s = gfx.getStroke();
gfx.setStroke(new BasicStroke(2.4f, BasicStroke.CAP_SQUARE, BasicStroke.JOIN_MITER));
g.setColor(PgsLookAndFeel.getGlow());
if (getDirection() == NORTH) {
g.drawRect(2, 1, width - 3, height - 3);
} else if (getDirection() == SOUTH) {
g.drawRect(2, 2, width - 3, height - 3);
} else if (getDirection() == EAST) {
g.drawRect(2, 2, width - 4, height - 3);
} else if (getDirection() == WEST) {
g.drawRect(1, 2, width - 3, height - 3);
}
gfx.setStroke(s);
}
}
g.setColor(isEnabled ? shadowColor : PgsLookAndFeel.getControlShadow());
// border painting is relative to the position. A "NORTH"-button will
// only paint right and bottom borders, for example.
if (getDirection() == NORTH) {
if(PgsUtils.isLeftToRight(this.getParent())) {
g.drawLine(0, 0, 0, height-1); // border left
} else {
g.drawLine(width-1, 0, width-1, height-1); // border right
}
g.drawLine(0, height-1, width-1, height-1); // border bottom
// paint the top border if there is a column header (indicates a JTable)
Container c = getParent().getParent();
if(c instanceof JScrollPane) {
JScrollPane sc = (JScrollPane)c;
if(sc.getColumnHeader() != null) {
g.drawLine(0, 0, width-1, 0); // border top
}
}
} else if (getDirection() == SOUTH) {
g.drawLine(0, 0, width-1, 0); // border top
if(PgsUtils.isLeftToRight(this.getParent())) {
g.drawLine(0, 0, 0, height-1); // border left
} else {
g.drawLine(width-1, 0, width-1, height-1); // border right
}
Container c = getParent().getParent();
if(c instanceof JScrollPane) {
JScrollPane sc = (JScrollPane)c;
if(sc.getHorizontalScrollBar() != null && sc.getHorizontalScrollBar().isVisible()) {
g.drawLine(0, height-1, width-1, height-1); // border bottom
}
} else {
g.drawLine(0, height-1, width-1, height-1); // border bottom
}
} else if (getDirection() == EAST) {
g.drawLine(0, 0, width-1, 0); // border top
g.drawLine(0, 0, 0, height-1); // border left
Container c = getParent().getParent();
if(c instanceof JScrollPane) {
JScrollPane sc = (JScrollPane)c;
if(sc.getVerticalScrollBar() != null && sc.getVerticalScrollBar().isVisible()) {
g.drawLine(width-1, 0, width-1, height-1); // border right
}
} else {
g.drawLine(width-1, 0, width-1, height-1); // border right
}
} else if (getDirection() == WEST) {
g.drawLine(0, 0, width-1, 0); // border top
g.drawLine(width-1, 0, width-1, height-1); // border right
}
}
protected void paintBorder(Graphics g) {
// do nothing at all
}
}