/*
* Copyright 2000-2015 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.components;
import com.intellij.openapi.util.ActionCallback;
import com.intellij.openapi.util.Pair;
import com.intellij.ui.JBCardLayout;
import java.awt.*;
import java.util.ArrayList;
/**
* @author Konstantin Bulenkov
*/
public class JBSlidingPanel extends JBPanel {
private final ArrayList<Pair<String,Component>> mySlides = new ArrayList<Pair<String, Component>>();
private int mySelectedIndex = -1;
public JBSlidingPanel() {
setLayout(new JBCardLayout());
}
@Override
public JBCardLayout getLayout() {
return (JBCardLayout)super.getLayout();
}
@Override
public Component add(String name, Component comp) {
mySlides.add(Pair.create(name, comp));
if (mySelectedIndex == -1) {
mySelectedIndex = 0;
}
return super.add(name, comp);
}
public ActionCallback goLeft() {
if (mySelectedIndex == 0) {
return ActionCallback.REJECTED;
}
mySelectedIndex--;
return applySlide(JBCardLayout.SwipeDirection.BACKWARD);
}
public ActionCallback swipe(String id, JBCardLayout.SwipeDirection direction) {
final ActionCallback done = new ActionCallback();
getLayout().swipe(this, id, direction, new Runnable() {
@Override
public void run() {
done.setDone();
}
});
return done;
}
public ActionCallback goRight() {
if (mySelectedIndex == mySlides.size() - 1) {
return ActionCallback.REJECTED;
}
mySelectedIndex++;
return applySlide(JBCardLayout.SwipeDirection.FORWARD);
}
private ActionCallback applySlide(JBCardLayout.SwipeDirection direction) {
final ActionCallback callback = new ActionCallback();
getLayout().swipe(this, mySlides.get(mySelectedIndex).first, direction, new Runnable() {
@Override
public void run() {
callback.setDone();
}
});
return callback;
}
@Override
@Deprecated
public Component add(Component comp) {
throw new AddMethodIsNotSupportedException();
}
@Override
@Deprecated
public Component add(Component comp, int index) {
throw new AddMethodIsNotSupportedException();
}
@Override
@Deprecated
public void add(Component comp, Object constraints) {
throw new AddMethodIsNotSupportedException();
}
@Override
@Deprecated
public void add(Component comp, Object constraints, int index) {
throw new AddMethodIsNotSupportedException();
}
private static class AddMethodIsNotSupportedException extends RuntimeException {
public AddMethodIsNotSupportedException() {
super("Use add(String, Component) method");
}
}
}