/*
* Copyright 2000-2016 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.openapi.actionSystem;
import com.intellij.util.BitUtil;
import org.intellij.lang.annotations.JdkConstants;
import java.awt.event.InputEvent;
import java.awt.event.MouseEvent;
import java.awt.event.MouseWheelEvent;
/**
* A mouse shortcut, which can consist of a specific mouse button, click count and modifier keys
* (Shift, Ctrl or Alt).
*/
public class MouseShortcut extends Shortcut {
public static final int BUTTON_WHEEL_UP = 143;
public static final int BUTTON_WHEEL_DOWN = 142;
private final int myButton;
@JdkConstants.InputEventMask private final int myModifiers;
private final int myClickCount;
public static int getButton(MouseEvent event) {
if (event instanceof MouseWheelEvent) {
MouseWheelEvent wheel = (MouseWheelEvent)event;
return 0 < wheel.getWheelRotation()
? BUTTON_WHEEL_DOWN
: BUTTON_WHEEL_UP;
}
return event.getButton();
}
/**
* @param button Mouse buttons MouseEvent.BUTTON_LEFT, MouseEvent.BUTTON2, etc...
* @param modifiers modifiersEx masks like InputEvent.ALT_DOWN_MASK and so on...
* @param clickCount click count from the MouseEvent that caused the MouseShortcut creation
*/
public MouseShortcut(int button, @JdkConstants.InputEventMask int modifiers, int clickCount) {
myButton = button;
// TODO[vova] check modifiers?
myModifiers = mapOldModifiers(modifiers);
if (clickCount < 1) {
throw new IllegalArgumentException("wrong clickCount: " + clickCount);
}
myClickCount = clickCount;
}
public int getButton() {
return myButton;
}
@JdkConstants.InputEventMask
public int getModifiers() {
return myModifiers;
}
public int getClickCount() {
return myClickCount;
}
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null || getClass() != obj.getClass()) return false;
MouseShortcut other = (MouseShortcut) obj;
return myButton == other.myButton
&& myModifiers == other.myModifiers
&& myClickCount == other.myClickCount;
}
public int hashCode() {
return myButton + myModifiers + myClickCount;
}
@JdkConstants.InputEventMask
private static int mapOldModifiers(@JdkConstants.InputEventMask int modifiers) {
if (BitUtil.isSet(modifiers, InputEvent.SHIFT_MASK)) {
modifiers |= InputEvent.SHIFT_DOWN_MASK;
}
if (BitUtil.isSet(modifiers, InputEvent.ALT_MASK)) {
modifiers |= InputEvent.ALT_DOWN_MASK;
}
if (BitUtil.isSet(modifiers, InputEvent.ALT_GRAPH_MASK)) {
modifiers |= InputEvent.ALT_GRAPH_DOWN_MASK;
}
if (BitUtil.isSet(modifiers, InputEvent.CTRL_MASK)) {
modifiers |= InputEvent.CTRL_DOWN_MASK;
}
if (BitUtil.isSet(modifiers, InputEvent.META_MASK)) {
modifiers |= InputEvent.META_DOWN_MASK;
}
modifiers &= InputEvent.SHIFT_DOWN_MASK
| InputEvent.ALT_DOWN_MASK
| InputEvent.ALT_GRAPH_DOWN_MASK
| InputEvent.CTRL_DOWN_MASK
| InputEvent.META_DOWN_MASK;
return modifiers;
}
@Override
public boolean isKeyboard() {
return false;
}
@Override
public boolean startsWith(final Shortcut sc) {
return equals(sc);
}
@Override
public String toString() {
return "button=" + myButton + " clickCount=" + myClickCount + " modifiers=" + myModifiers;
}
}