org.apache.pivot.wtk.skin.terra.TerraTabPaneSkin Maven / Gradle / Ivy
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you 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 org.apache.pivot.wtk.skin.terra;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.GradientPaint;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.geom.Line2D;
import java.awt.geom.RoundRectangle2D;
import org.apache.pivot.collections.Dictionary;
import org.apache.pivot.collections.Sequence;
import org.apache.pivot.util.Vote;
import org.apache.pivot.wtk.ApplicationContext;
import org.apache.pivot.wtk.Bounds;
import org.apache.pivot.wtk.BoxPane;
import org.apache.pivot.wtk.Button;
import org.apache.pivot.wtk.ButtonGroup;
import org.apache.pivot.wtk.ButtonGroupListener;
import org.apache.pivot.wtk.Component;
import org.apache.pivot.wtk.ComponentStateListener;
import org.apache.pivot.wtk.Dimensions;
import org.apache.pivot.wtk.GraphicsUtilities;
import org.apache.pivot.wtk.HorizontalAlignment;
import org.apache.pivot.wtk.Insets;
import org.apache.pivot.wtk.Keyboard;
import org.apache.pivot.wtk.Mouse;
import org.apache.pivot.wtk.Orientation;
import org.apache.pivot.wtk.Panorama;
import org.apache.pivot.wtk.Platform;
import org.apache.pivot.wtk.Point;
import org.apache.pivot.wtk.TabPane;
import org.apache.pivot.wtk.TabPaneAttributeListener;
import org.apache.pivot.wtk.TabPaneListener;
import org.apache.pivot.wtk.TabPaneSelectionListener;
import org.apache.pivot.wtk.Theme;
import org.apache.pivot.wtk.VerticalAlignment;
import org.apache.pivot.wtk.Keyboard.KeyCode;
import org.apache.pivot.wtk.effects.ClipDecorator;
import org.apache.pivot.wtk.effects.Transition;
import org.apache.pivot.wtk.effects.TransitionListener;
import org.apache.pivot.wtk.effects.easing.Easing;
import org.apache.pivot.wtk.effects.easing.Quadratic;
import org.apache.pivot.wtk.skin.ButtonSkin;
import org.apache.pivot.wtk.skin.ContainerSkin;
/**
* Tab pane skin.
*/
public class TerraTabPaneSkin extends ContainerSkin
implements TabPaneListener, TabPaneSelectionListener, TabPaneAttributeListener {
/**
* Tab button component.
*/
public class TabButton extends Button {
private final Component tab;
public TabButton(Component tab) {
this.tab = tab;
super.setToggleButton(true);
setSkin(new TabButtonSkin());
}
@Override
public Object getButtonData() {
return TabPane.getTabData(tab);
}
@Override
public void setButtonData(Object buttonData) {
throw new UnsupportedOperationException();
}
@Override
public Button.DataRenderer getDataRenderer() {
TabPane tabPane = (TabPane)TerraTabPaneSkin.this.getComponent();
return tabPane.getTabDataRenderer();
}
@Override
public void setDataRenderer(Button.DataRenderer dataRenderer) {
throw new UnsupportedOperationException();
}
@Override
public String getTooltipText() {
return TabPane.getTooltipText(tab);
}
@Override
public void setTooltipText(String tooltipText) {
throw new UnsupportedOperationException();
}
@Override
public void setToggleButton(boolean toggleButton) {
throw new UnsupportedOperationException();
}
@Override
public void setTriState(boolean triState) {
throw new UnsupportedOperationException();
}
@Override
public void press() {
// If the tab pane is collapsible, toggle the button selection;
// otherwise, select it
TabPane tabPane = (TabPane)TerraTabPaneSkin.this.getComponent();
setSelected(tabPane.isCollapsible() ? !isSelected() : true);
super.press();
}
}
/**
* Tab button skin.
*
* Note that this class does not respect preferred size constraints,
* because it will never be called to use them.
*/
public class TabButtonSkin extends ButtonSkin {
@Override
public int getPreferredWidth(int height) {
Dimensions preferredSize = getPreferredSize();
return preferredSize.width;
}
@Override
public int getPreferredHeight(int width) {
Dimensions preferredSize = getPreferredSize();
return preferredSize.height;
}
@Override
public Dimensions getPreferredSize() {
TabButton tabButton = (TabButton)getComponent();
TabPane tabPane = (TabPane)TerraTabPaneSkin.this.getComponent();
Button.DataRenderer dataRenderer = tabButton.getDataRenderer();
dataRenderer.render(tabButton.getButtonData(), tabButton, false);
Dimensions preferredContentSize = dataRenderer.getPreferredSize();
int preferredWidth = 0;
int preferredHeight = 0;
switch (tabOrientation) {
case HORIZONTAL: {
preferredWidth = preferredContentSize.width
+ buttonPadding.left + buttonPadding.right + 2;
preferredHeight = preferredContentSize.height
+ buttonPadding.top + buttonPadding.bottom + 2;
if (tabPane.isCloseable()
&& tabButton.isSelected()) {
preferredWidth += CLOSE_TRIGGER_SIZE + buttonSpacing;
}
break;
}
case VERTICAL: {
preferredWidth = preferredContentSize.height
+ buttonPadding.top + buttonPadding.bottom + 2;
preferredHeight = preferredContentSize.width
+ buttonPadding.left + buttonPadding.right + 2;
if (tabPane.isCloseable()
&& tabButton.isSelected()) {
preferredHeight += CLOSE_TRIGGER_SIZE + buttonSpacing;
}
break;
}
}
Dimensions preferredSize = new Dimensions(preferredWidth, preferredHeight);
return preferredSize;
}
@Override
public int getBaseline(int width, int height) {
TabButton tabButton = (TabButton)getComponent();
Button.DataRenderer dataRenderer = tabButton.getDataRenderer();
dataRenderer.render(tabButton.getButtonData(), tabButton, false);
int clientWidth = Math.max(width - (buttonPadding.left + buttonPadding.right + 2), 0);
int clientHeight = Math.max(height - (buttonPadding.top + buttonPadding.bottom + 2), 0);
int baseline = dataRenderer.getBaseline(clientWidth, clientHeight);
if (baseline != -1) {
baseline += buttonPadding.top + 1;
}
return baseline;
}
@Override
public void paint(Graphics2D graphics) {
TabButton tabButton = (TabButton)getComponent();
TabPane tabPane = (TabPane)TerraTabPaneSkin.this.getComponent();
boolean active = (selectionChangeTransition != null
&& selectionChangeTransition.getTab() == tabButton.tab);
Color backgroundColor, buttonBevelColor;
if (tabButton.isSelected()
|| active) {
backgroundColor = activeTabColor;
buttonBevelColor = activeButtonBevelColor;
} else {
backgroundColor = inactiveTabColor;
buttonBevelColor = inactiveButtonBevelColor;
}
int width = getWidth();
int height = getHeight();
// Draw the background
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
switch(tabOrientation) {
case HORIZONTAL: {
graphics.setPaint(new GradientPaint(width / 2f, 0, buttonBevelColor,
width / 2f, height / 2f, backgroundColor));
graphics.fill(new RoundRectangle2D.Double(0.5, 0.5, width - 1, height - 1 + CORNER_RADIUS,
CORNER_RADIUS, CORNER_RADIUS));
break;
}
case VERTICAL: {
graphics.setPaint(new GradientPaint(0, height / 2f, buttonBevelColor,
width / 2f, height / 2f, backgroundColor));
graphics.fill(new RoundRectangle2D.Double(0.5, 0.5, width - 1 + CORNER_RADIUS, height - 1,
CORNER_RADIUS, CORNER_RADIUS));
break;
}
}
// Draw the border
graphics.setPaint(borderColor);
graphics.setStroke(new BasicStroke(1));
switch(tabOrientation) {
case HORIZONTAL: {
graphics.draw(new RoundRectangle2D.Double(0.5, 0.5, width - 1, height + CORNER_RADIUS - 1,
CORNER_RADIUS, CORNER_RADIUS));
break;
}
case VERTICAL: {
graphics.draw(new RoundRectangle2D.Double(0.5, 0.5, width + CORNER_RADIUS - 1, height - 1,
CORNER_RADIUS, CORNER_RADIUS));
break;
}
}
if (!(tabButton.isSelected()
|| active)) {
// Draw divider
switch(tabOrientation) {
case HORIZONTAL: {
graphics.draw(new Line2D.Double(0.5, height - 0.5, width - 0.5, height - 0.5));
break;
}
case VERTICAL: {
graphics.draw(new Line2D.Double(width - 0.5, 0.5, width - 0.5, height - 0.5));
break;
}
}
}
// Paint the content
Button.DataRenderer dataRenderer = tabButton.getDataRenderer();
dataRenderer.render(tabButton.getButtonData(), tabButton, false);
Graphics2D contentGraphics = (Graphics2D)graphics.create();
contentGraphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_OFF);
switch (tabOrientation) {
case HORIZONTAL: {
int contentWidth = getWidth() - (buttonPadding.left + buttonPadding.right + 2);
if (tabPane.isCloseable()
&& tabButton.isSelected()) {
contentWidth -= (CLOSE_TRIGGER_SIZE + buttonSpacing);
}
dataRenderer.setSize(Math.max(contentWidth, 0),
Math.max(getHeight() - (buttonPadding.top + buttonPadding.bottom + 2), 0));
contentGraphics.translate(buttonPadding.left + 1, buttonPadding.top + 1);
break;
}
case VERTICAL: {
int contentWidth = getHeight() - (buttonPadding.top + buttonPadding.bottom + 2);
if (tabPane.isCloseable()
&& tabButton.isSelected()) {
contentWidth -= (CLOSE_TRIGGER_SIZE + buttonSpacing);
}
dataRenderer.setSize(Math.max(contentWidth, 0),
Math.max(getWidth() - (buttonPadding.left + buttonPadding.right + 2), 0));
contentGraphics.translate(buttonPadding.top + 1, buttonPadding.left + 1);
contentGraphics.rotate(-Math.PI / 2d);
contentGraphics.translate(-dataRenderer.getWidth(), 0);
break;
}
}
contentGraphics.clipRect(0, 0, dataRenderer.getWidth(), dataRenderer.getHeight());
dataRenderer.paint(contentGraphics);
contentGraphics.dispose();
// Draw the close trigger
if (tabPane.isCloseable()
&& tabButton.isSelected()) {
graphics.setStroke(new BasicStroke(2.5f));
int x = 0;
int y = 0;
switch (tabOrientation) {
case HORIZONTAL: {
x = width - (buttonPadding.right + CLOSE_TRIGGER_SIZE + 1);
y = (height - CLOSE_TRIGGER_SIZE) / 2;
break;
}
case VERTICAL: {
x = (width - CLOSE_TRIGGER_SIZE) / 2;
y = height - (buttonPadding.bottom + CLOSE_TRIGGER_SIZE + 1);
break;
}
}
graphics.draw(new Line2D.Double(x, y, x + CLOSE_TRIGGER_SIZE - 1, y + CLOSE_TRIGGER_SIZE - 1));
graphics.draw(new Line2D.Double(x, y + CLOSE_TRIGGER_SIZE - 1, x + CLOSE_TRIGGER_SIZE - 1, y));
}
}
@Override
public boolean isFocusable() {
return false;
}
@Override
public boolean mouseClick(Component component, Mouse.Button button, int x, int y, int count) {
boolean consumed = super.mouseClick(component, button, x, y, count);
TabButton tabButton = (TabButton)getComponent();
TabPane tabPane = (TabPane)TerraTabPaneSkin.this.getComponent();
if (tabPane.isCloseable()
&& tabButton.isSelected()
&& getCloseTriggerBounds().contains(x, y)) {
tabPane.getTabs().remove(tabButton.tab);
} else {
tabButton.press();
}
return consumed;
}
public Font getFont() {
return buttonFont;
}
public Color getColor() {
return buttonColor;
}
public Color getDisabledColor() {
return disabledButtonColor;
}
@Override
public void stateChanged(Button button, Button.State previousState) {
super.stateChanged(button, previousState);
invalidateComponent();
}
public Bounds getCloseTriggerBounds() {
Bounds bounds = null;
// Include an extra 2 pixels around the trigger for ease of use
switch (tabOrientation) {
case HORIZONTAL: {
bounds = new Bounds(getWidth() - (CLOSE_TRIGGER_SIZE + buttonPadding.right + 1) - 2,
(getHeight() - CLOSE_TRIGGER_SIZE) / 2 - 2,
CLOSE_TRIGGER_SIZE + 4, CLOSE_TRIGGER_SIZE + 4);
break;
}
case VERTICAL: {
bounds = new Bounds((getWidth() - CLOSE_TRIGGER_SIZE) / 2 - 2,
getHeight() - (CLOSE_TRIGGER_SIZE + buttonPadding.bottom + 1) - 2,
CLOSE_TRIGGER_SIZE + 4, CLOSE_TRIGGER_SIZE + 4);
break;
}
}
return bounds;
}
}
/**
* Selection change transition.
*/
public class SelectionChangeTransition extends Transition {
public final int index;
public final boolean expand;
private Easing easing = new Quadratic();
public SelectionChangeTransition(int index, boolean expand) {
super(selectionChangeDuration, selectionChangeRate, false);
this.index = index;
this.expand = expand;
}
public Component getTab() {
TabPane tabPane = (TabPane)getComponent();
return tabPane.getTabs().get(index);
}
public float getScale() {
int elapsedTime = getElapsedTime();
int duration = getDuration();
float scale;
if (expand) {
scale = easing.easeOut(elapsedTime, 0, 1, duration);
} else {
scale = easing.easeIn(elapsedTime, 1, -1, duration);
}
return scale;
}
@Override
public void start(TransitionListener transitionListener) {
TabPane tabPane = (TabPane)getComponent();
if (expand) {
getTab().setVisible(true);
}
getTab().getDecorators().add(clipDecorator);
tabPane.setEnabled(false);
super.start(transitionListener);
}
@Override
public void stop() {
TabPane tabPane = (TabPane)getComponent();
if (!expand) {
getTab().setVisible(false);
}
getTab().getDecorators().remove(clipDecorator);
tabPane.setEnabled(true);
super.stop();
}
@Override
protected void update() {
invalidateComponent();
}
}
private Panorama tabButtonPanorama = new Panorama();
private BoxPane tabButtonBoxPane = new BoxPane();
private ButtonGroup tabButtonGroup = new ButtonGroup();
private Color activeTabColor;
private Color inactiveTabColor;
private Color borderColor;
private Insets padding;
private Font buttonFont;
private Color buttonColor;
private Color disabledButtonColor;
private Insets buttonPadding;
private int buttonSpacing;
private Color activeButtonBevelColor;
private Color inactiveButtonBevelColor;
private Orientation tabOrientation = Orientation.HORIZONTAL;
private int selectionChangeDuration = DEFAULT_SELECTION_CHANGE_DURATION;
private int selectionChangeRate = DEFAULT_SELECTION_CHANGE_RATE;
private SelectionChangeTransition selectionChangeTransition = null;
private ClipDecorator clipDecorator = new ClipDecorator();
private ComponentStateListener tabStateListener = new ComponentStateListener.Adapter() {
@Override
public void enabledChanged(Component component) {
TabPane tabPane = (TabPane)getComponent();
int i = tabPane.getTabs().indexOf(component);
tabButtonBoxPane.get(i).setEnabled(component.isEnabled());
}
};
public static final int CORNER_RADIUS = 4;
public static final int GRADIENT_BEVEL_THICKNESS = 8;
private static final int CLOSE_TRIGGER_SIZE = 6;
private static final int DEFAULT_SELECTION_CHANGE_DURATION = 250;
private static final int DEFAULT_SELECTION_CHANGE_RATE = 30;
public TerraTabPaneSkin() {
TerraTheme theme = (TerraTheme)Theme.getTheme();
activeTabColor = theme.getColor(11);
inactiveTabColor = theme.getColor(9);
borderColor = theme.getColor(7);
padding = new Insets(6);
buttonFont = theme.getFont();
buttonColor = theme.getColor(1);
disabledButtonColor = theme.getColor(7);
buttonPadding = new Insets(3, 4, 3, 4);
buttonSpacing = 6;
activeButtonBevelColor = TerraTheme.brighten(activeTabColor);
inactiveButtonBevelColor = TerraTheme.brighten(inactiveTabColor);
tabButtonBoxPane.getStyles().put("fill", true);
tabButtonPanorama.getStyles().put("buttonBackgroundColor", borderColor);
tabButtonPanorama.getStyles().put("buttonPadding", 6);
tabButtonPanorama.setView(tabButtonBoxPane);
tabButtonGroup.getButtonGroupListeners().add(new ButtonGroupListener.Adapter() {
@Override
public void selectionChanged(ButtonGroup buttonGroup, Button previousSelection) {
Button button = tabButtonGroup.getSelection();
int index = (button == null) ? -1 : tabButtonBoxPane.indexOf(button);
TabPane tabPane = (TabPane)getComponent();
tabPane.setSelectedIndex(index);
}
});
setButtonSpacing(2);
}
@Override
public void install(Component component) {
super.install(component);
TabPane tabPane = (TabPane)component;
// Add this as a listener on the tab pane
tabPane.getTabPaneListeners().add(this);
tabPane.getTabPaneSelectionListeners().add(this);
tabPane.getTabPaneAttributeListeners().add(this);
// Add the tab button container
tabPane.add(tabButtonPanorama);
}
@Override
public int getPreferredWidth(int height) {
int preferredWidth = 0;
TabPane tabPane = (TabPane)getComponent();
Component selectedTab = tabPane.getSelectedTab();
Component corner = tabPane.getCorner();
switch (tabOrientation) {
case HORIZONTAL: {
if (height != -1) {
if (corner != null) {
height = Math.max(height - Math.max(corner.getPreferredHeight(-1),
Math.max(tabButtonPanorama.getPreferredHeight(-1) - 1, 0)), 0);
} else {
height = Math.max(height - (tabButtonPanorama.getPreferredHeight(-1) - 1), 0);
}
height = Math.max(height - (padding.top + padding.bottom + 2), 0);
}
preferredWidth = getPreferredTabWidth(height) + (padding.left + padding.right + 2);
int buttonAreaPreferredWidth = tabButtonPanorama.getPreferredWidth(-1);
if (corner != null) {
buttonAreaPreferredWidth += corner.getPreferredWidth(-1);
}
preferredWidth = Math.max(preferredWidth, buttonAreaPreferredWidth);
break;
}
case VERTICAL: {
if (height != -1) {
height = Math.max(height - (padding.top + padding.bottom + 2), 0);
}
if (selectedTab == null
&& selectionChangeTransition == null) {
preferredWidth = 1;
} else {
preferredWidth = getPreferredTabWidth(height) + (padding.left + padding.right);
if (selectionChangeTransition != null) {
float scale = selectionChangeTransition.getScale();
preferredWidth = (int)(preferredWidth * scale);
}
preferredWidth += 2;
}
if (corner != null) {
preferredWidth += Math.max(corner.getPreferredWidth(-1),
Math.max(tabButtonPanorama.getPreferredWidth(-1) - 1, 0));
} else {
preferredWidth += Math.max(tabButtonPanorama.getPreferredWidth(-1) - 1, 0);
}
break;
}
}
return preferredWidth;
}
@Override
public int getPreferredHeight(int width) {
int preferredHeight = 0;
TabPane tabPane = (TabPane)getComponent();
Component selectedTab = tabPane.getSelectedTab();
Component corner = tabPane.getCorner();
switch (tabOrientation) {
case HORIZONTAL: {
if (width != -1) {
width = Math.max(width - (padding.left + padding.right + 2), 0);
}
if (selectedTab == null
&& selectionChangeTransition == null) {
preferredHeight = 1;
} else {
preferredHeight = getPreferredTabHeight(width) + (padding.top + padding.bottom);
if (selectionChangeTransition != null) {
float scale = selectionChangeTransition.getScale();
preferredHeight = (int)(preferredHeight * scale);
}
preferredHeight += 2;
}
if (corner != null) {
preferredHeight += Math.max(corner.getPreferredHeight(-1),
Math.max(tabButtonPanorama.getPreferredHeight(-1) - 1, 0));
} else {
preferredHeight += Math.max(tabButtonPanorama.getPreferredHeight(-1) - 1, 0);
}
break;
}
case VERTICAL: {
if (width != -1) {
if (corner != null) {
width = Math.max(width - Math.max(corner.getPreferredWidth(-1),
Math.max(tabButtonPanorama.getPreferredWidth(-1) - 1, 0)), 0);
} else {
width = Math.max(width - (tabButtonPanorama.getPreferredWidth(-1) - 1), 0);
}
width = Math.max(width - (padding.left + padding.right + 2), 0);
}
preferredHeight = getPreferredTabHeight(width) + (padding.top + padding.bottom + 2);
int buttonAreaPreferredHeight = tabButtonPanorama.getPreferredHeight(-1);
if (corner != null) {
buttonAreaPreferredHeight += corner.getPreferredHeight(-1);
}
preferredHeight = Math.max(preferredHeight, buttonAreaPreferredHeight);
break;
}
}
return preferredHeight;
}
@Override
public Dimensions getPreferredSize() {
TabPane tabPane = (TabPane)getComponent();
int preferredWidth;
int preferredHeight;
Component selectedTab = tabPane.getSelectedTab();
Component corner = tabPane.getCorner();
switch (tabOrientation) {
case HORIZONTAL: {
if (selectedTab == null
&& selectionChangeTransition == null) {
preferredWidth = getPreferredTabWidth(-1) + (padding.left + padding.right + 2);
preferredHeight = 1;
} else {
Dimensions preferredTabSize = getPreferredTabSize();
preferredWidth = preferredTabSize.width + (padding.left + padding.right + 2);
preferredHeight = preferredTabSize.height + (padding.top + padding.bottom);
if (selectionChangeTransition != null) {
float scale = selectionChangeTransition.getScale();
preferredHeight = (int)(preferredHeight * scale);
}
preferredHeight += 2;
}
int buttonAreaPreferredWidth = tabButtonPanorama.getPreferredWidth(-1);
if (corner != null) {
buttonAreaPreferredWidth += corner.getPreferredWidth(-1);
preferredHeight += Math.max(corner.getPreferredHeight(-1),
Math.max(tabButtonPanorama.getPreferredHeight(-1) - 1, 0));
} else {
preferredHeight += Math.max(tabButtonPanorama.getPreferredHeight(-1) - 1, 0);
}
preferredWidth = Math.max(preferredWidth, buttonAreaPreferredWidth);
break;
}
case VERTICAL: {
if (selectedTab == null
&& selectionChangeTransition == null) {
preferredWidth = 1;
preferredHeight = getPreferredTabHeight(-1) + (padding.top + padding.bottom + 2);
} else {
Dimensions preferredTabSize = getPreferredTabSize();
preferredWidth = preferredTabSize.width + (padding.left + padding.right);
preferredHeight = preferredTabSize.height + (padding.top + padding.bottom + 2);
if (selectionChangeTransition != null) {
float scale = selectionChangeTransition.getScale();
preferredWidth = (int)(preferredWidth * scale);
}
preferredWidth += 2;
}
int buttonAreaPreferredHeight = tabButtonPanorama.getPreferredHeight(-1);
if (corner != null) {
preferredWidth += Math.max(corner.getPreferredWidth(-1),
Math.max(tabButtonPanorama.getPreferredWidth(-1) - 1, 0));
buttonAreaPreferredHeight += corner.getPreferredHeight(-1);
} else {
preferredWidth += Math.max(tabButtonPanorama.getPreferredWidth(-1) - 1, 0);
}
preferredHeight = Math.max(preferredHeight, buttonAreaPreferredHeight);
break;
}
default: {
preferredWidth = 0;
preferredHeight = 0;
}
}
return new Dimensions(preferredWidth, preferredHeight);
}
@Override
public int getBaseline(int width, int height) {
int baseline = -1;
if (tabOrientation == Orientation.HORIZONTAL
&& tabButtonBoxPane.getLength() > 0) {
TabButton firstTabButton = (TabButton)tabButtonBoxPane.get(0);
int buttonHeight = tabButtonBoxPane.getPreferredHeight();
baseline = firstTabButton.getBaseline(firstTabButton.getPreferredWidth(buttonHeight),
buttonHeight);
}
return baseline;
}
private int getPreferredTabWidth(int height) {
int preferredTabWidth = 0;
TabPane tabPane = (TabPane)getComponent();
for (Component tab : tabPane.getTabs()) {
preferredTabWidth = Math.max(preferredTabWidth, tab.getPreferredWidth(height));
}
return preferredTabWidth;
}
private int getPreferredTabHeight(int width) {
int preferredTabHeight = 0;
TabPane tabPane = (TabPane)getComponent();
for (Component tab : tabPane.getTabs()) {
preferredTabHeight = Math.max(preferredTabHeight, tab.getPreferredHeight(width));
}
return preferredTabHeight;
}
private Dimensions getPreferredTabSize() {
int preferredTabWidth = 0;
int preferredTabHeight = 0;
TabPane tabPane = (TabPane)getComponent();
for (Component tab : tabPane.getTabs()) {
Dimensions preferredSize = tab.getPreferredSize();
preferredTabWidth = Math.max(preferredTabWidth, preferredSize.width);
preferredTabHeight = Math.max(preferredTabHeight, preferredSize.height);
}
return new Dimensions(preferredTabWidth, preferredTabHeight);
}
@Override
public void layout() {
TabPane tabPane = (TabPane)getComponent();
int width = getWidth();
int height = getHeight();
int tabX = 0;
int tabY = 0;
int tabWidth = 0;
int tabHeight = 0;
Component corner = tabPane.getCorner();
Dimensions buttonPanoramaSize = tabButtonPanorama.getPreferredSize();
switch (tabOrientation) {
case HORIZONTAL: {
int buttonPanoramaWidth = Math.min(width, buttonPanoramaSize.width);
int buttonPanoramaHeight = buttonPanoramaSize.height;
int buttonPanoramaY = 0;
if (corner != null) {
int cornerWidth = width - buttonPanoramaWidth;
int cornerHeight = Math.max(corner.getPreferredHeight(-1), buttonPanoramaSize.height - 1);
int cornerX = buttonPanoramaWidth;
int cornerY = Math.max(buttonPanoramaHeight - cornerHeight - 1, 0);
buttonPanoramaY = Math.max(cornerHeight - buttonPanoramaHeight + 1, 0);
corner.setLocation(cornerX, cornerY);
corner.setSize(cornerWidth, cornerHeight);
}
tabButtonPanorama.setLocation(0, buttonPanoramaY);
tabButtonPanorama.setSize(buttonPanoramaWidth, buttonPanoramaHeight);
tabX = padding.left + 1;
tabY = padding.top + buttonPanoramaY + buttonPanoramaHeight;
tabWidth = Math.max(width - (padding.left + padding.right + 2), 0);
tabHeight = Math.max(height - (padding.top + padding.bottom
+ buttonPanoramaY + buttonPanoramaHeight + 1), 0);
break;
}
case VERTICAL: {
int buttonPanoramaWidth = buttonPanoramaSize.width;
int buttonPanoramaHeight = Math.min(height,
buttonPanoramaSize.height);
int buttonPanoramaX = 0;
if (corner != null) {
int cornerWidth = corner.getPreferredWidth(-1);
int cornerHeight = height - buttonPanoramaHeight;
int cornerX = Math.max(buttonPanoramaWidth - cornerWidth - 1, 0);
int cornerY = buttonPanoramaHeight;
buttonPanoramaX = Math.max(cornerWidth - buttonPanoramaWidth + 1, 0);
corner.setLocation(cornerX, cornerY);
corner.setSize(cornerWidth, cornerHeight);
}
tabButtonPanorama.setLocation(buttonPanoramaX, 0);
tabButtonPanorama.setSize(buttonPanoramaWidth, buttonPanoramaHeight);
tabX = padding.left + buttonPanoramaX + buttonPanoramaWidth;
tabY = padding.top + 1;
tabWidth = Math.max(width - (padding.left + padding.right
+ buttonPanoramaX + buttonPanoramaWidth + 1), 0);
tabHeight = Math.max(height - (padding.top + padding.bottom + 2), 0);
break;
}
}
// Lay out the tabs
for (Component tab : tabPane.getTabs()) {
tab.setLocation(tabX, tabY);
if (selectionChangeTransition != null
&& selectionChangeTransition.isRunning()) {
clipDecorator.setSize(tabWidth, tabHeight);
switch (tabOrientation) {
case HORIZONTAL: {
tab.setSize(tabWidth, getPreferredTabHeight(tabWidth));
break;
}
case VERTICAL: {
tab.setSize(getPreferredTabWidth(tabHeight), tabHeight);
break;
}
}
} else {
tab.setSize(tabWidth, tabHeight);
}
}
}
@Override
public void paint(Graphics2D graphics) {
TabPane tabPane = (TabPane)getComponent();
Bounds tabPaneBounds = tabPane.getBounds();
// Call the base class to paint the background
super.paint(graphics);
// Paint the content background and border
int x = 0;
int y = 0;
int width = 0;
int height = 0;
switch (tabOrientation) {
case HORIZONTAL: {
x = 0;
y = Math.max(tabButtonPanorama.getY() + tabButtonPanorama.getHeight() - 1, 0);
width = tabPaneBounds.width;
height = Math.max(tabPaneBounds.height - y, 0);
break;
}
case VERTICAL: {
x = Math.max(tabButtonPanorama.getX() + tabButtonPanorama.getWidth() - 1, 0);
y = 0;
width = Math.max(tabPaneBounds.width - x, 0);
height = tabPaneBounds.height;
break;
}
}
TabButton activeTabButton;
if (selectionChangeTransition == null) {
activeTabButton = (TabButton)tabButtonGroup.getSelection();
} else {
activeTabButton = (TabButton)tabButtonBoxPane.get(selectionChangeTransition.index);
}
if (activeTabButton != null) {
Bounds contentBounds = new Bounds(x, y, width, height);
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
// Paint the background
graphics.setPaint(activeTabColor);
graphics.fillRect(contentBounds.x, contentBounds.y,
contentBounds.width, contentBounds.height);
// Draw the border
double top = contentBounds.y + 0.5;
double left = contentBounds.x + 0.5;
double bottom = top + contentBounds.height - 1;
double right = left + contentBounds.width - 1;
graphics.setPaint(borderColor);
// Draw the right and bottom borders
graphics.draw(new Line2D.Double(right, top, right, bottom));
graphics.draw(new Line2D.Double(left, bottom, right, bottom));
// Draw the left and top borders
switch (tabOrientation) {
case HORIZONTAL: {
graphics.draw(new Line2D.Double(left, top, left, bottom));
Point selectedTabButtonLocation = activeTabButton.mapPointToAncestor(tabPane, 0, 0);
graphics.draw(new Line2D.Double(left, top, selectedTabButtonLocation.x + 0.5, top));
graphics.draw(new Line2D.Double(selectedTabButtonLocation.x + activeTabButton.getWidth() - 0.5,
top, right, top));
break;
}
case VERTICAL: {
graphics.draw(new Line2D.Double(left, top, right, top));
Point selectedTabButtonLocation = activeTabButton.mapPointToAncestor(tabPane, 0, 0);
graphics.draw(new Line2D.Double(left, top, left, selectedTabButtonLocation.y + 0.5));
graphics.draw(new Line2D.Double(left, selectedTabButtonLocation.y + activeTabButton.getHeight() - 0.5,
left, bottom));
break;
}
}
}
}
public Color getActiveTabColor() {
return activeTabColor;
}
public void setActiveTabColor(Color activeTabColor) {
if (activeTabColor == null) {
throw new IllegalArgumentException("activeTabColor is null.");
}
this.activeTabColor = activeTabColor;
activeButtonBevelColor = TerraTheme.brighten(activeTabColor);
repaintComponent();
}
public final void setActiveTabColor(String activeTabColor) {
if (activeTabColor == null) {
throw new IllegalArgumentException("activeTabColor is null.");
}
setActiveTabColor(GraphicsUtilities.decodeColor(activeTabColor));
}
public final void setActiveTabColor(int activeTabColor) {
TerraTheme theme = (TerraTheme)Theme.getTheme();
setActiveTabColor(theme.getColor(activeTabColor));
}
public Color getInactiveTabColor() {
return inactiveTabColor;
}
public void setInactiveTabColor(Color inactiveTabColor) {
if (inactiveTabColor == null) {
throw new IllegalArgumentException("inactiveTabColor is null.");
}
this.inactiveTabColor = inactiveTabColor;
inactiveButtonBevelColor = TerraTheme.brighten(inactiveTabColor);
repaintComponent();
}
public final void setInactiveTabColor(String inactiveTabColor) {
if (inactiveTabColor == null) {
throw new IllegalArgumentException("inactiveTabColor is null.");
}
setInactiveTabColor(GraphicsUtilities.decodeColor(inactiveTabColor));
}
public final void setInactiveTabColor(int inactiveTabColor) {
TerraTheme theme = (TerraTheme)Theme.getTheme();
setInactiveTabColor(theme.getColor(inactiveTabColor));
}
public Color getBorderColor() {
return borderColor;
}
public void setBorderColor(Color borderColor) {
if (borderColor == null) {
throw new IllegalArgumentException("borderColor is null.");
}
this.borderColor = borderColor;
tabButtonPanorama.getStyles().put("buttonBackgroundColor", borderColor);
repaintComponent();
}
public final void setBorderColor(String borderColor) {
if (borderColor == null) {
throw new IllegalArgumentException("borderColor is null.");
}
setBorderColor(GraphicsUtilities.decodeColor(borderColor));
}
public final void setBorderColor(int borderColor) {
TerraTheme theme = (TerraTheme)Theme.getTheme();
setBorderColor(theme.getColor(borderColor));
}
public Insets getPadding() {
return padding;
}
public void setPadding(Insets padding) {
if (padding == null) {
throw new IllegalArgumentException("padding is null.");
}
this.padding = padding;
invalidateComponent();
}
public final void setPadding(Dictionary padding) {
if (padding == null) {
throw new IllegalArgumentException("padding is null.");
}
setPadding(new Insets(padding));
}
public final void setPadding(int padding) {
setPadding(new Insets(padding));
}
public final void setPadding(Number padding) {
if (padding == null) {
throw new IllegalArgumentException("padding is null.");
}
setPadding(padding.intValue());
}
public final void setPadding(String padding) {
if (padding == null) {
throw new IllegalArgumentException("padding is null.");
}
setPadding(Insets.decode(padding));
}
public Font getButtonFont() {
return buttonFont;
}
public void setButtonFont(Font buttonFont) {
if (buttonFont == null) {
throw new IllegalArgumentException("buttonFont is null.");
}
this.buttonFont = buttonFont;
invalidateComponent();
}
public final void setButtonFont(String buttonFont) {
if (buttonFont == null) {
throw new IllegalArgumentException("font is null.");
}
setButtonFont(decodeFont(buttonFont));
}
public final void setButtonFont(Dictionary buttonFont) {
if (buttonFont == null) {
throw new IllegalArgumentException("font is null.");
}
setButtonFont(Theme.deriveFont(buttonFont));
}
public Color getButtonColor() {
return buttonColor;
}
public void setButtonColor(Color buttonColor) {
if (buttonColor == null) {
throw new IllegalArgumentException("buttonColor is null.");
}
this.buttonColor = buttonColor;
repaintComponent();
}
public final void setButtonColor(String buttonColor) {
if (buttonColor == null) {
throw new IllegalArgumentException("buttonColor is null.");
}
setButtonColor(GraphicsUtilities.decodeColor(buttonColor));
}
public final void setButtonColor(int buttonColor) {
TerraTheme theme = (TerraTheme)Theme.getTheme();
setButtonColor(theme.getColor(buttonColor));
}
public Insets getButtonPadding() {
return buttonPadding;
}
public void setButtonPadding(Insets buttonPadding) {
if (buttonPadding == null) {
throw new IllegalArgumentException("buttonPadding is null.");
}
this.buttonPadding = buttonPadding;
invalidateComponent();
for (Component tabButton : tabButtonBoxPane) {
tabButton.invalidate();
}
}
public final void setButtonPadding(int buttonPadding) {
setButtonPadding(new Insets(buttonPadding));
}
public int getButtonSpacing() {
return (Integer)tabButtonBoxPane.getStyles().get("spacing");
}
public void setButtonSpacing(int buttonSpacing) {
tabButtonBoxPane.getStyles().put("spacing", buttonSpacing);
}
public Orientation getTabOrientation() {
return tabOrientation;
}
public void setTabOrientation(Orientation tabOrientation) {
if (tabOrientation == null) {
throw new IllegalArgumentException("tabOrientation is null.");
}
this.tabOrientation = tabOrientation;
// Invalidate the tab buttons since their preferred sizes have changed
for (Component tabButton : tabButtonBoxPane) {
tabButton.invalidate();
}
tabButtonBoxPane.setOrientation(tabOrientation);
switch (tabOrientation) {
case HORIZONTAL: {
tabButtonBoxPane.getStyles().put("horizontalAlignment", HorizontalAlignment.LEFT);
break;
}
case VERTICAL: {
tabButtonBoxPane.getStyles().put("verticalAlignment", VerticalAlignment.TOP);
break;
}
}
}
public int getSelectionChangeDuration() {
return selectionChangeDuration;
}
public void setSelectionChangeDuration(int selectionChangeDuration) {
this.selectionChangeDuration = selectionChangeDuration;
}
public int getSelectionChangeRate() {
return selectionChangeRate;
}
public void setSelectionChangeRate(int selectionChangeRate) {
this.selectionChangeRate = selectionChangeRate;
}
/**
* Key presses have no effect if the event has already been consumed.
* CommandModifier + {@link KeyCode#KEYPAD_1 KEYPAD_1} to
* {@link KeyCode#KEYPAD_9 KEYPAD_9}
or CommandModifier +
* {@link KeyCode#N1 1} to {@link KeyCode#N9 9} Select the (enabled) tab at
* index 0 to 8 respectively
*
* @see Platform#getCommandModifier()
*/
@Override
public boolean keyPressed(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
boolean consumed = super.keyPressed(component, keyCode, keyLocation);
Keyboard.Modifier commandModifier = Platform.getCommandModifier();
if (!consumed
&& Keyboard.isPressed(commandModifier)) {
TabPane tabPane = (TabPane)getComponent();
TabPane.TabSequence tabs = tabPane.getTabs();
int selectedIndex = -1;
switch (keyCode) {
case Keyboard.KeyCode.KEYPAD_1:
case Keyboard.KeyCode.N1: {
selectedIndex = 0;
break;
}
case Keyboard.KeyCode.KEYPAD_2:
case Keyboard.KeyCode.N2: {
selectedIndex = 1;
break;
}
case Keyboard.KeyCode.KEYPAD_3:
case Keyboard.KeyCode.N3: {
selectedIndex = 2;
break;
}
case Keyboard.KeyCode.KEYPAD_4:
case Keyboard.KeyCode.N4: {
selectedIndex = 3;
break;
}
case Keyboard.KeyCode.KEYPAD_5:
case Keyboard.KeyCode.N5: {
selectedIndex = 4;
break;
}
case Keyboard.KeyCode.KEYPAD_6:
case Keyboard.KeyCode.N6: {
selectedIndex = 5;
break;
}
case Keyboard.KeyCode.KEYPAD_7:
case Keyboard.KeyCode.N7: {
selectedIndex = 6;
break;
}
case Keyboard.KeyCode.KEYPAD_8:
case Keyboard.KeyCode.N8: {
selectedIndex = 7;
break;
}
case Keyboard.KeyCode.KEYPAD_9:
case Keyboard.KeyCode.N9: {
selectedIndex = 8;
break;
}
}
if (selectedIndex >= 0
&& selectedIndex < tabs.getLength()
&& tabs.get(selectedIndex).isEnabled()) {
tabPane.setSelectedIndex(selectedIndex);
consumed = true;
}
}
return consumed;
}
// Tab pane events
@Override
public void tabInserted(TabPane tabPane, int index) {
if (selectionChangeTransition != null) {
selectionChangeTransition.end();
}
Component tab = tabPane.getTabs().get(index);
tab.setVisible(false);
// Create a new button for the tab
TabButton tabButton = new TabButton(tab);
tabButton.setButtonGroup(tabButtonGroup);
tabButtonBoxPane.insert(tabButton, index);
// Listen for state changes on the tab
tabButton.setEnabled(tab.isEnabled());
tab.getComponentStateListeners().add(tabStateListener);
// If this is the first tab, select it
if (tabPane.getTabs().getLength() == 1) {
tabPane.setSelectedIndex(0);
}
invalidateComponent();
}
@Override
public Vote previewRemoveTabs(TabPane tabPane, int index, int count) {
return Vote.APPROVE;
}
@Override
public void removeTabsVetoed(TabPane tabPane, Vote vote) {
// No-op
}
@Override
public void tabsRemoved(TabPane tabPane, int index, Sequence removed) {
if (selectionChangeTransition != null) {
selectionChangeTransition.end();
}
// Remove the buttons
Sequence removedButtons = tabButtonBoxPane.remove(index, removed.getLength());
for (int i = 0, n = removed.getLength(); i < n; i++) {
TabButton tabButton = (TabButton)removedButtons.get(i);
tabButton.setButtonGroup(null);
// Stop listening for state changes on the tab
tabButton.tab.getComponentStateListeners().remove(tabStateListener);
}
invalidateComponent();
}
@Override
public void cornerChanged(TabPane tabPane, Component previousCorner) {
invalidateComponent();
}
@Override
public void tabDataRendererChanged(TabPane tabPane, Button.DataRenderer previousTabDataRenderer) {
for (Component tabButton : tabButtonBoxPane) {
tabButton.invalidate();
}
}
@Override
public void closeableChanged(TabPane tabPane) {
Button selectedTabButton = tabButtonGroup.getSelection();
if (selectedTabButton != null) {
selectedTabButton.invalidate();
}
}
@Override
public void collapsibleChanged(TabPane tabPane) {
// No-op
}
// Tab pane selection events
@Override
public Vote previewSelectedIndexChange(TabPane tabPane, int selectedIndex) {
Vote vote;
if (tabPane.isCollapsible()) {
if (tabPane.isShowing()
&& selectionChangeTransition == null) {
int previousSelectedIndex = tabPane.getSelectedIndex();
if (selectedIndex == -1) {
// Collapse
selectionChangeTransition = new SelectionChangeTransition(previousSelectedIndex, false);
} else {
if (previousSelectedIndex == -1) {
// Expand
selectionChangeTransition = new SelectionChangeTransition(selectedIndex, true);
}
}
if (selectionChangeTransition != null) {
selectionChangeTransition.start(new TransitionListener() {
@Override
public void transitionCompleted(Transition transition) {
TabPane tabPane = (TabPane)getComponent();
SelectionChangeTransition selectionChangeTransition =
(SelectionChangeTransition)transition;
int selectedIndex;
if (selectionChangeTransition.expand) {
selectedIndex = selectionChangeTransition.index;
} else {
selectedIndex = -1;
}
tabPane.setSelectedIndex(selectedIndex);
TerraTabPaneSkin.this.selectionChangeTransition = null;
}
});
}
}
if (selectionChangeTransition == null
|| !selectionChangeTransition.isRunning()) {
vote = Vote.APPROVE;
} else {
vote = Vote.DEFER;
}
} else {
vote = Vote.APPROVE;
}
return vote;
}
@Override
public void selectedIndexChangeVetoed(TabPane tabPane, Vote reason) {
if (reason == Vote.DENY
&& selectionChangeTransition != null) {
// NOTE We stop, rather than end, the transition so the completion
// event isn't fired; if the event fires, the listener will set
// the selection state
selectionChangeTransition.stop();
selectionChangeTransition = null;
invalidateComponent();
}
}
@Override
public void selectedIndexChanged(TabPane tabPane, int previousSelectedIndex) {
int selectedIndex = tabPane.getSelectedIndex();
if (selectedIndex != previousSelectedIndex) {
// This was not an indirect selection change
if (selectedIndex == -1) {
Button button = tabButtonGroup.getSelection();
if (button != null) {
button.setSelected(false);
}
} else {
final Button button = (Button)tabButtonBoxPane.get(selectedIndex);
button.setSelected(true);
Component selectedTab = tabPane.getTabs().get(selectedIndex);
selectedTab.setVisible(true);
selectedTab.requestFocus();
ApplicationContext.queueCallback(new Runnable(){
@Override
public void run() {
button.scrollAreaToVisible(0, 0, button.getWidth(), button.getHeight());
}
});
}
if (previousSelectedIndex != -1) {
Component previousSelectedTab = tabPane.getTabs().get(previousSelectedIndex);
previousSelectedTab.setVisible(false);
}
}
if (selectedIndex == -1
|| previousSelectedIndex == -1) {
invalidateComponent();
}
}
// Tab pane attribute events
@Override
public void tabDataChanged(TabPane tabPane, Component component, Object previousTabData) {
int i = tabPane.getTabs().indexOf(component);
tabButtonBoxPane.get(i).invalidate();
}
@Override
public void tooltipTextChanged(TabPane tabPane, Component component, String previousTooltipText) {
// No-op
}
}