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/*
* Copyright (c) 2005-2021 Radiance Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of the copyright holder nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.pushingpixels.radiance.theming.internal.utils;
import org.pushingpixels.radiance.common.api.RadianceCommonCortex;
import org.pushingpixels.radiance.theming.api.ComponentState;
import org.pushingpixels.radiance.theming.api.RadianceThemingCortex;
import org.pushingpixels.radiance.theming.api.RadianceThemingSlices;
import org.pushingpixels.radiance.theming.internal.animation.StateTransitionTracker;
import org.pushingpixels.radiance.theming.internal.animation.TransitionAwareUI;
import org.pushingpixels.radiance.theming.internal.painter.BackgroundPaintingUtils;
import org.pushingpixels.radiance.theming.internal.ui.RadianceSplitPaneUI;
import org.pushingpixels.radiance.theming.internal.utils.icon.TransitionAwareIcon;
import javax.swing.*;
import javax.swing.plaf.basic.BasicSplitPaneDivider;
import javax.swing.plaf.basic.BasicSplitPaneUI;
import java.awt.*;
import java.awt.event.MouseEvent;
import java.beans.PropertyChangeListener;
import java.util.Map;
/**
* Split pane divider in Radiance look and feel.
*
* @author Kirill Grouchnikov
*/
public class RadianceSplitPaneDivider extends BasicSplitPaneDivider implements TransitionAwareUI {
/**
* Listener for transition animations.
*/
private RolloverControlListener radianceRolloverListener;
protected StateTransitionTracker stateTransitionTracker;
/**
* Listener on property change events.
*/
private PropertyChangeListener radiancePropertyChangeListener;
/**
* Surrogate button model for tracking the thumb transitions.
*/
private ButtonModel gripModel;
private static class RadianceSplitPaneDividerButton extends JButton {
// Don't want the button to participate in focus traversal
@Override
public boolean isFocusable() {
return false;
}
@Override
public Insets getInsets() {
return new Insets(0, 0, 0, 0);
}
@Override
public Insets getInsets(Insets insets) {
if (insets == null) {
insets = new Insets(0, 0, 0, 0);
}
insets.set(0, 0, 0, 0);
return insets;
}
@Override
public Dimension getPreferredSize() {
Insets bInsets = RadianceSizeUtils.getButtonInsets(this,
RadianceSizeUtils.getComponentFontSize(this));
int iconWidth = getIcon().getIconWidth();
int iconHeight = getIcon().getIconHeight();
return new Dimension(iconWidth + bInsets.left + bInsets.right,
iconHeight + bInsets.top + bInsets.bottom);
}
}
/**
* Simple constructor.
*
* @param ui Associated UI.
*/
public RadianceSplitPaneDivider(RadianceSplitPaneUI ui) {
super(ui);
this.setLayout(new RadianceDividerLayout());
}
@Override
public void setBasicSplitPaneUI(BasicSplitPaneUI newUI) {
if (this.splitPane != null) {
// fix for defect 358 - multiple listeners were installed
// on the same split pane
this.uninstall();
}
if (newUI != null) {
// installing
this.splitPane = newUI.getSplitPane();
this.gripModel = new DefaultButtonModel();
this.gripModel.setArmed(false);
this.gripModel.setSelected(false);
this.gripModel.setPressed(false);
this.gripModel.setRollover(false);
this.gripModel.setEnabled(this.splitPane.isEnabled());
this.stateTransitionTracker = new StateTransitionTracker(this.splitPane,
this.gripModel);
// fix for defect 109 - memory leak on changing skin
this.radianceRolloverListener = new RolloverControlListener(this, this.gripModel);
this.addMouseListener(this.radianceRolloverListener);
this.addMouseMotionListener(this.radianceRolloverListener);
this.radiancePropertyChangeListener = propertyChangeEvent -> {
if ("enabled".equals(propertyChangeEvent.getPropertyName())) {
boolean isEnabled = splitPane.isEnabled();
gripModel.setEnabled(isEnabled);
if (leftButton != null) {
leftButton.setEnabled(isEnabled);
}
if (rightButton != null) {
rightButton.setEnabled(isEnabled);
}
setEnabled(isEnabled);
}
};
this.splitPane.addPropertyChangeListener(this.radiancePropertyChangeListener);
this.stateTransitionTracker.registerModelListeners();
} else {
uninstall();
}
super.setBasicSplitPaneUI(newUI);
}
/**
* Uninstalls this divider.
*/
private void uninstall() {
// uninstalling
// fix for defect 109 - memory leak on changing skin
this.removeMouseListener(this.radianceRolloverListener);
this.removeMouseMotionListener(this.radianceRolloverListener);
this.radianceRolloverListener = null;
if (this.radiancePropertyChangeListener != null) {
this.splitPane.removePropertyChangeListener(this.radiancePropertyChangeListener);
this.radiancePropertyChangeListener = null;
}
this.stateTransitionTracker.unregisterModelListeners();
}
@Override
public void paint(Graphics g) {
if (RadianceCoreUtilities.hasFlatAppearance(this.splitPane, true)) {
BackgroundPaintingUtils.updateIfOpaque(g, this.splitPane);
}
Graphics2D graphics = (Graphics2D) g.create();
StateTransitionTracker.ModelStateInfo modelStateInfo = this.stateTransitionTracker.getModelStateInfo();
ComponentState currState = modelStateInfo.getCurrModelState();
Map activeStates = modelStateInfo
.getStateContributionMap();
float alpha = RadianceColorSchemeUtilities.getAlpha(this.splitPane, currState);
// compute the grip handle dimension
int minSizeForGripPresence = RadianceSizeUtils
.getAdjustedSize(RadianceSizeUtils.getComponentFontSize(this), 30, 1, 2, false);
int maxGripSize = RadianceSizeUtils
.getAdjustedSize(RadianceSizeUtils.getComponentFontSize(this), 40, 1, 3, false);
if (this.splitPane.getOrientation() == JSplitPane.HORIZONTAL_SPLIT) {
int thumbHeight = this.getHeight();
if (thumbHeight >= minSizeForGripPresence) {
int gripHeight = thumbHeight / 4;
if (gripHeight > maxGripSize)
gripHeight = maxGripSize;
int thumbWidth = this.getWidth();
int gripX = 0;
int gripY = (thumbHeight - gripHeight) / 2;
// draw the grip bumps
for (Map.Entry activeEntry : activeStates
.entrySet()) {
float contribution = activeEntry.getValue().getContribution();
if (contribution == 0.0f)
continue;
ComponentState activeState = activeEntry.getKey();
graphics.setComposite(WidgetUtilities.getAlphaComposite(this.splitPane,
alpha * contribution, g));
RadianceImageCreator.paintSplitDividerBumpImage(graphics, this, gripX, gripY,
thumbWidth, gripHeight, false,
RadianceColorSchemeUtilities.getColorScheme(this,
RadianceThemingSlices.ColorSchemeAssociationKind.MARK, activeState));
}
}
} else {
int thumbWidth = this.getWidth();
if (thumbWidth >= minSizeForGripPresence) {
int gripWidth = thumbWidth / 4;
if (gripWidth > maxGripSize)
gripWidth = maxGripSize;
int thumbHeight = this.getHeight();
// int gripHeight = thumbHeight * 2 / 3;
int gripX = (thumbWidth - gripWidth) / 2;
int gripY = 1;
// draw the grip bumps
for (Map.Entry activeEntry : activeStates
.entrySet()) {
float contribution = activeEntry.getValue().getContribution();
if (contribution == 0.0f)
continue;
ComponentState activeState = activeEntry.getKey();
graphics.setComposite(WidgetUtilities.getAlphaComposite(this.splitPane,
alpha * contribution, g));
RadianceImageCreator.paintSplitDividerBumpImage(graphics, this, gripX, gripY,
gripWidth, thumbHeight, true,
RadianceColorSchemeUtilities.getColorScheme(this,
RadianceThemingSlices.ColorSchemeAssociationKind.MARK, activeState));
}
}
}
graphics.dispose();
super.paint(g);
}
@Override
protected JButton createLeftOneTouchButton() {
double scale = RadianceCommonCortex.getScaleFactor(this.splitPane);
JButton oneTouchButton = new RadianceSplitPaneDividerButton();
Icon verticalSplit = new TransitionAwareIcon(oneTouchButton,
scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.NORTH, scheme);
}, "radiance.theming.internal.splitPane.left.vertical");
Icon horizontalSplit = new TransitionAwareIcon(oneTouchButton,
scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.WEST, scheme);
}, "radiance.theming.internal.splitPane.left.horizontal");
oneTouchButton.setIcon(
this.splitPane.getOrientation() == JSplitPane.VERTICAL_SPLIT ? verticalSplit
: horizontalSplit);
RadianceThemingCortex.ComponentOrParentScope.setBackgroundAppearanceStrategy(oneTouchButton,
RadianceThemingSlices.BackgroundAppearanceStrategy.NEVER);
oneTouchButton.setRequestFocusEnabled(false);
oneTouchButton.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
oneTouchButton.setFocusPainted(false);
oneTouchButton.setBorderPainted(false);
return oneTouchButton;
}
@Override
protected JButton createRightOneTouchButton() {
double scale = RadianceCommonCortex.getScaleFactor(this.splitPane);
JButton oneTouchButton = new RadianceSplitPaneDividerButton();
Icon verticalSplit = new TransitionAwareIcon(oneTouchButton,
scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.SOUTH, scheme);
}, "radiance.theming.internal.splitPane.right.vertical");
Icon horizontalSplit = new TransitionAwareIcon(oneTouchButton,
scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.EAST, scheme);
}, "radiance.theming.internal.splitPane.right.horizontal");
oneTouchButton.setIcon(
this.splitPane.getOrientation() == JSplitPane.VERTICAL_SPLIT ? verticalSplit
: horizontalSplit);
RadianceThemingCortex.ComponentOrParentScope.setBackgroundAppearanceStrategy(oneTouchButton,
RadianceThemingSlices.BackgroundAppearanceStrategy.NEVER);
oneTouchButton.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
oneTouchButton.setFocusPainted(false);
oneTouchButton.setBorderPainted(false);
oneTouchButton.setRequestFocusEnabled(false);
// b.setOpaque(false);
return oneTouchButton;
}
/**
* Updates the one-touch buttons.
*
* @param orientation Split pane orientation.
*/
public void updateOneTouchButtons(int orientation) {
double scale = RadianceCommonCortex.getScaleFactor(this.splitPane);
if (orientation == JSplitPane.VERTICAL_SPLIT) {
if (this.leftButton != null) {
this.leftButton.setIcon(
new TransitionAwareIcon(this.leftButton, scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.NORTH, scheme);
}, "radiance.theming.internal.splitPane.left.vertical"));
}
if (this.rightButton != null) {
this.rightButton.setIcon(
new TransitionAwareIcon(this.rightButton, scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.SOUTH, scheme);
}, "radiance.theming.internal.splitPane.right.vertical"));
}
} else {
if (this.leftButton != null) {
this.leftButton.setIcon(
new TransitionAwareIcon(this.leftButton, scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.WEST, scheme);
}, "radiance.theming.internal.splitPane.left.horizontal"));
}
if (this.rightButton != null) {
this.rightButton.setIcon(
new TransitionAwareIcon(this.rightButton, scheme -> {
int fontSize = RadianceSizeUtils.getComponentFontSize(splitPane);
return RadianceImageCreator.getArrowIcon(
RadianceSizeUtils.getSplitPaneArrowIconWidth(fontSize),
RadianceSizeUtils.getSplitPaneArrowIconHeight(fontSize),
scale,
RadianceSizeUtils.getArrowStrokeWidth(fontSize) / 1.5f,
SwingConstants.EAST, scheme);
}, "radiance.theming.internal.splitPane.right.horizontal"));
}
}
}
@Override
public boolean isInside(MouseEvent me) {
// entire area is sensitive
return true;
}
@Override
public StateTransitionTracker getTransitionTracker() {
return this.stateTransitionTracker;
}
/**
* Layout manager for the split pane divider.
*
* @author Kirill Grouchnikov
*/
protected class RadianceDividerLayout extends DividerLayout {
@Override
public void layoutContainer(Container c) {
if (leftButton != null && rightButton != null && c == RadianceSplitPaneDivider.this) {
if (splitPane.isOneTouchExpandable()) {
Insets insets = getInsets();
int buttonWidth = leftButton.getPreferredSize().width;
int buttonHeight = leftButton.getPreferredSize().height;
int offset = RadianceSizeUtils.getSplitPaneButtonOffset(
RadianceSizeUtils.getComponentFontSize(splitPane));
if (orientation == JSplitPane.VERTICAL_SPLIT) {
int extraX = (insets != null) ? insets.left : 0;
int y = (c.getSize().height - buttonHeight) / 2;
leftButton.setBounds(extraX + offset, y, buttonWidth, buttonHeight);
rightButton.setBounds(leftButton.getX() + leftButton.getWidth(), y,
buttonWidth, buttonHeight);
} else {
int extraY = (insets != null) ? insets.top : 0;
int x = (c.getSize().width - buttonWidth) / 2;
leftButton.setBounds(x, extraY + offset, buttonWidth, buttonHeight);
rightButton.setBounds(x, leftButton.getY() + leftButton.getHeight(),
buttonWidth, buttonHeight);
}
} else {
leftButton.setBounds(-5, -5, 1, 1);
rightButton.setBounds(-5, -5, 1, 1);
}
}
}
}
}
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