/*
* 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.util.ui;
import org.jetbrains.annotations.NotNull;
import java.awt.event.MouseEvent;
public final class TimedDeadzone {
public static final Length DEFAULT = new Length(150);
public static final Length NULL = new Length(-1);
private Length myLength = NULL;
private boolean myMouseWithin;
private long myTimeEntered = -1;
public TimedDeadzone(Length zoneLength) {
myLength = zoneLength;
}
public int getLength() {
return myLength.getLength();
}
public void enter(MouseEvent e) {
if (myMouseWithin) {
return;
}
myTimeEntered = e.getWhen();
myMouseWithin = true;
}
public void clear() {
myMouseWithin = false;
}
public boolean isWithin() {
return myMouseWithin && System.currentTimeMillis() - myTimeEntered < getLength();
}
public void setLength(@NotNull final Length deadZone) {
myLength = deadZone;
}
public static class Length {
private final int myLength;
public Length(int length) {
myLength = length;
}
public int getLength() {
return myLength;
}
}
}