/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.intellij.ui;
import com.intellij.openapi.ui.popup.IconButton;
import com.intellij.openapi.util.Pass;
import com.intellij.ui.awt.RelativePoint;
import com.intellij.util.ui.BaseButtonBehavior;
import com.intellij.util.ui.CenteredIcon;
import com.intellij.util.ui.TimedDeadzone;
import com.intellij.util.ui.UIUtil;
import javax.accessibility.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.util.ArrayList;
public class InplaceButton extends JComponent implements ActiveComponent, Accessible {
private boolean myPainting = true;
private boolean myActive = true;
private BaseButtonBehavior myBehavior;
private ActionListener myListener;
private CenteredIcon myRegular;
private CenteredIcon myHovered;
private CenteredIcon myInactive;
private int myXTransform = 0;
private int myYTransform = 0;
private boolean myFill;
private boolean myHoveringEnabled;
public InplaceButton(String tooltip, final Icon icon, final ActionListener listener) {
this(new IconButton(tooltip, icon, icon), listener, null);
}
public InplaceButton(String tooltip, final Icon icon, final ActionListener listener, final Pass<MouseEvent> me) {
this(new IconButton(tooltip, icon, icon), listener, me);
}
public InplaceButton(IconButton source, final ActionListener listener) {
this(source, listener, null);
}
public InplaceButton(IconButton source, final ActionListener listener, final Pass<MouseEvent> me) {
this(source, listener, me, TimedDeadzone.DEFAULT);
}
public InplaceButton(IconButton source, final ActionListener listener, final Pass<MouseEvent> me, TimedDeadzone.Length mouseDeadzone) {
myListener = listener;
myBehavior = new BaseButtonBehavior(this, mouseDeadzone) {
@Override
protected void execute(final MouseEvent e) {
doClick(e);
}
@Override
protected void repaint(Component c) {
doRepaintComponent(c);
}
@Override
protected void pass(final MouseEvent e) {
if (me != null) {
me.pass(e);
}
}
};
setIcons(source);
//setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
setToolTipText(source.getTooltip());
setOpaque(false);
setHoveringEnabled(true);
}
protected void doRepaintComponent(Component c) {
c.repaint();
}
public void doClick() {
RelativePoint point = new RelativePoint(this, new Point(this.getWidth() / 2, this.getHeight() / 2));
doClick(point.toMouseEvent());
}
public void doClick(final MouseEvent e) {
if (myListener != null) {
myListener.actionPerformed(new ActionEvent(e, ActionEvent.ACTION_PERFORMED, "execute", e.getModifiers()));
}
}
public void setMouseDeadzone(final TimedDeadzone.Length deadZone) {
myBehavior.setMouseDeadzone(deadZone);
}
public void setIcons(IconButton source) {
setIcons(source.getRegular(), source.getInactive(), source.getHovered());
}
public void setIcons(final Icon regular, Icon inactive, Icon hovered) {
if (regular == null) return;
if (inactive == null) inactive = regular;
if (hovered == null) hovered = regular;
int width = Math.max(regular.getIconWidth(), inactive.getIconWidth());
width = Math.max(width, hovered.getIconWidth());
int height = Math.max(regular.getIconHeight(), inactive.getIconHeight());
height = Math.max(height, hovered.getIconHeight());
setPreferredSize(new Dimension(width, height));
myRegular = new CenteredIcon(regular, width, height);
myHovered = new CenteredIcon(hovered, width, height);
myInactive = new CenteredIcon(inactive, width, height);
}
public InplaceButton setFillBg(boolean fill) {
myFill = fill;
return this;
}
public void setPainting(final boolean active) {
if (myPainting == active) return;
myPainting = active;
repaint();
}
@Override
public void setActive(final boolean active) {
myActive = active;
repaint();
}
public void setIcon(final Icon icon) {
setIcons(icon, icon, icon);
}
@Override
public JComponent getComponent() {
return this;
}
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
if (!myPainting) return;
if (myFill) {
g.setColor(UIUtil.getBgFillColor(this));
g.fillRect(0, 0, getWidth(), getHeight());
}
g.translate(myXTransform, myYTransform);
if (myBehavior.isHovered() && myHoveringEnabled) {
if (myBehavior.isPressedByMouse()) {
myHovered.paintIcon(this, g, 1, 1);
}
else {
myHovered.paintIcon(this, g, 0, 0);
}
}
else {
if (isActive()) {
myRegular.paintIcon(this, g, 0, 0);
}
else {
myInactive.paintIcon(this, g, 0, 0);
}
}
g.translate(0, 0);
}
public void setTransform(int x, int y) {
myXTransform = x;
myYTransform = y;
}
public void setHoveringEnabled(boolean enabled) {
myHoveringEnabled = enabled;
}
public boolean isActive() {
return myActive;
}
@Override
public AccessibleContext getAccessibleContext() {
if (accessibleContext == null) {
accessibleContext = new AccessibleInplaceButton();
}
return accessibleContext;
}
/**
* The Accessible implementation of InplaceButton is a subset of AccessibleAbstractButton.
*/
protected class AccessibleInplaceButton extends AccessibleJComponent implements AccessibleAction, AccessibleExtendedComponent {
@Override
public String getAccessibleName() {
String name = accessibleName;
if (name == null) {
name = (String)getClientProperty(AccessibleContext.ACCESSIBLE_NAME_PROPERTY);
}
if (name == null) {
name = InplaceButton.this.getToolTipText();
}
if (name == null) {
name = super.getAccessibleName();
}
return name;
}
@Override
public AccessibleRole getAccessibleRole() {
return AccessibleRole.PUSH_BUTTON;
}
@Override
public int getAccessibleActionCount() {
return 1;
}
@Override
public String getAccessibleActionDescription(int i) {
if (i == 0) {
return "Click";
} else {
return null;
}
}
@Override
public boolean doAccessibleAction(int i) {
if (i == 0) {
doClick();
return true;
} else {
return false;
}
}
@Override
public AccessibleAction getAccessibleAction() {
return this;
}
@Override
public AccessibleIcon[] getAccessibleIcon() {
Icon[] icons = {myRegular, myInactive, myHovered};
ArrayList<AccessibleIcon> accessibleIconList = new ArrayList<>();
for (Icon icon : icons) {
if (icon instanceof Accessible) {
AccessibleContext ac = ((Accessible)icon).getAccessibleContext();
if (ac != null && ac instanceof AccessibleIcon) {
accessibleIconList.add((AccessibleIcon)ac);
}
}
}
if (accessibleIconList.size() == 0) {
return null;
}
return accessibleIconList.toArray(new AccessibleIcon[accessibleIconList.size()]);
}
@Override
public AccessibleStateSet getAccessibleStateSet() {
AccessibleStateSet states = super.getAccessibleStateSet();
if (isFocusOwner()) {
states.add(AccessibleState.FOCUSED);
}
return states;
}
// ----- AccessibleExtendedComponent
@SuppressWarnings("unused")
AccessibleExtendedComponent getAccessibleExtendedComponent() {
return this;
}
@Override
public String getToolTipText() {
return InplaceButton.this.getToolTipText();
}
@Override
public String getTitledBorderText() {
return null;
}
@Override
public AccessibleKeyBinding getAccessibleKeyBinding() {
return null;
}
}
}