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/*
* Copyright 2002-2016 Jalal Kiswani.
*
* 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.fs.commons.desktop.swing.jtabbedpaneui;
import java.awt.Color;
import java.awt.FontMetrics;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.MouseMotionListener;
import javax.swing.JComponent;
import javax.swing.JTabbedPane;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicTabbedPaneUI;
public class AquaBarTabbedPaneUI extends BasicTabbedPaneUI {
private class ColorSet {
Color topGradColor1;
Color topGradColor2;
Color bottomGradColor1;
Color bottomGradColor2;
}
private class RollOverListener implements MouseMotionListener, MouseListener {
private void checkRollOver() {
final int currentRollOver = getRolloverTab();
if (currentRollOver != AquaBarTabbedPaneUI.this.lastRollOverTab) {
AquaBarTabbedPaneUI.this.lastRollOverTab = currentRollOver;
final Rectangle tabsRect = new Rectangle(0, 0, AquaBarTabbedPaneUI.this.tabPane.getWidth(), HEIGHT);
AquaBarTabbedPaneUI.this.tabPane.repaint(tabsRect);
}
}
@Override
public void mouseClicked(final MouseEvent e) {
}
@Override
public void mouseDragged(final MouseEvent e) {
}
@Override
public void mouseEntered(final MouseEvent e) {
checkRollOver();
}
@Override
public void mouseExited(final MouseEvent e) {
AquaBarTabbedPaneUI.this.tabPane.repaint();
}
@Override
public void mouseMoved(final MouseEvent e) {
checkRollOver();
}
@Override
public void mousePressed(final MouseEvent e) {
}
@Override
public void mouseReleased(final MouseEvent e) {
}
}
private static final int HEIGHT = 40;
private static final Insets NO_INSETS = new Insets(0, 0, 0, 0);
public static ComponentUI createUI(final JComponent c) {
return new AquaBarTabbedPaneUI();
}
private final ColorSet selectedColorSet;
private final ColorSet defaultColorSet;
private final ColorSet hoverColorSet;
private boolean contentTopBorderDrawn = true;
private final Color lineColor = new Color(158, 158, 158);
private final Color dividerColor = new Color(200, 200, 200);
private Insets contentInsets = new Insets(10, 10, 10, 10);
private int lastRollOverTab = -1;
public AquaBarTabbedPaneUI() {
this.selectedColorSet = new ColorSet();
this.selectedColorSet.topGradColor1 = new Color(233, 237, 248);
this.selectedColorSet.topGradColor2 = new Color(158, 199, 240);
this.selectedColorSet.bottomGradColor1 = new Color(112, 173, 239);
this.selectedColorSet.bottomGradColor2 = new Color(183, 244, 253);
this.defaultColorSet = new ColorSet();
this.defaultColorSet.topGradColor1 = new Color(253, 253, 253);
this.defaultColorSet.topGradColor2 = new Color(237, 237, 237);
this.defaultColorSet.bottomGradColor1 = new Color(222, 222, 222);
this.defaultColorSet.bottomGradColor2 = new Color(255, 255, 255);
this.hoverColorSet = new ColorSet();
this.hoverColorSet.topGradColor1 = new Color(244, 244, 244);
this.hoverColorSet.topGradColor2 = new Color(223, 223, 223);
this.hoverColorSet.bottomGradColor1 = new Color(211, 211, 211);
this.hoverColorSet.bottomGradColor2 = new Color(235, 235, 235);
this.maxTabHeight = HEIGHT;
setContentInsets(0);
}
@Override
protected int calculateMaxTabHeight(final int tabPlacement) {
return HEIGHT;
}
@Override
protected int calculateTabHeight(final int tabPlacement, final int tabIndex, final int fontHeight) {
return 21;
}
@Override
protected int calculateTabWidth(final int tabPlacement, final int tabIndex, final FontMetrics metrics) {
int w = super.calculateTabWidth(tabPlacement, tabIndex, metrics);
final int wid = metrics.charWidth('M');
w += wid * 2;
return w;
}
@Override
protected Insets getContentBorderInsets(final int tabPlacement) {
return this.contentInsets;
}
@Override
protected int getTabLabelShiftY(final int tabPlacement, final int tabIndex, final boolean isSelected) {
return 0;
}
@Override
public int getTabRunCount(final JTabbedPane pane) {
return 1;
}
@Override
protected void installDefaults() {
super.installDefaults();
final RollOverListener l = new RollOverListener();
this.tabPane.addMouseListener(l);
this.tabPane.addMouseMotionListener(l);
this.tabAreaInsets = NO_INSETS;
this.tabInsets = new Insets(0, 0, 0, 1);
}
@Override
protected void paintContentBorderBottomEdge(final Graphics g, final int tabPlacement, final int selectedIndex, final int x, final int y,
final int w, final int h) {
// Do nothing
}
@Override
protected void paintContentBorderLeftEdge(final Graphics g, final int tabPlacement, final int selectedIndex, final int x, final int y,
final int w, final int h) {
// Do nothing
}
@Override
protected void paintContentBorderRightEdge(final Graphics g, final int tabPlacement, final int selectedIndex, final int x, final int y,
final int w, final int h) {
// Do nothing
}
@Override
protected void paintContentBorderTopEdge(final Graphics g, final int tabPlacement, final int selectedIndex, final int x, final int y, final int w,
final int h) {
}
@Override
protected void paintFocusIndicator(final Graphics g, final int tabPlacement, final Rectangle[] rects, final int tabIndex,
final Rectangle iconRect, final Rectangle textRect, final boolean isSelected) {
// Do nothing
}
@Override
protected void paintTabArea(final Graphics g, final int tabPlacement, final int selectedIndex) {
final Graphics2D g2d = (Graphics2D) g;
g2d.setPaint(new GradientPaint(0, 0, this.defaultColorSet.topGradColor1, 0, 10, this.defaultColorSet.topGradColor2));
g2d.fillRect(0, 0, this.tabPane.getWidth(), HEIGHT / 2);
g2d.setPaint(new GradientPaint(0, HEIGHT / 2, this.defaultColorSet.bottomGradColor1, 0, HEIGHT + 1, this.defaultColorSet.bottomGradColor2));
g2d.fillRect(0, HEIGHT / 2, this.tabPane.getWidth(), HEIGHT / 2 + 1);
super.paintTabArea(g, tabPlacement, selectedIndex);
if (this.contentTopBorderDrawn) {
g2d.setColor(this.lineColor);
g2d.drawLine(0, HEIGHT, this.tabPane.getWidth() - 1, HEIGHT);
}
}
@Override
protected void paintTabBackground(final Graphics g, final int tabPlacement, final int tabIndex, final int x, final int y, final int w,
final int h, final boolean isSelected) {
final Graphics2D g2d = (Graphics2D) g;
ColorSet colorSet;
final Rectangle rect = this.rects[tabIndex];
if (isSelected) {
colorSet = this.selectedColorSet;
} else if (getRolloverTab() == tabIndex) {
colorSet = this.hoverColorSet;
} else {
colorSet = this.defaultColorSet;
}
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
int width = rect.width;
int xpos = rect.x;
if (tabIndex > 0) {
width--;
xpos++;
}
g2d.setPaint(new GradientPaint(xpos, 0, colorSet.topGradColor1, xpos, 10, colorSet.topGradColor2));
g2d.fillRect(xpos, 0, width, HEIGHT / 2);
g2d.setPaint(new GradientPaint(0, HEIGHT / 2, colorSet.bottomGradColor1, 0, HEIGHT + 1, colorSet.bottomGradColor2));
g2d.fillRect(xpos, HEIGHT / 2, width, HEIGHT / 2 + 1);
if (this.contentTopBorderDrawn) {
g2d.setColor(this.lineColor);
g2d.drawLine(rect.x, HEIGHT, rect.x + rect.width - 1, HEIGHT);
}
}
@Override
protected void paintTabBorder(final Graphics g, final int tabPlacement, final int tabIndex, final int x, final int y, final int w, final int h,
final boolean isSelected) {
final Rectangle rect = getTabBounds(tabIndex, new Rectangle(x, y, w, h));
g.setColor(this.dividerColor);
g.drawLine(rect.x + rect.width, 0, rect.x + rect.width, HEIGHT);
}
protected boolean scrollableTabLayoutEnabled() {
return false;
}
public void setContentInsets(final Insets i) {
this.contentInsets = i;
}
public void setContentInsets(final int i) {
this.contentInsets = new Insets(i, i, i, i);
}
public void setContentTopBorderDrawn(final boolean b) {
this.contentTopBorderDrawn = b;
}
}
