| /* |
| * Copyright 2000-2013 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.openapi.util.Comparing; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import javax.swing.*; |
| |
| /** |
| * A keyboard shortcut, which can consist of one or two individual key strokes. |
| */ |
| public final class KeyboardShortcut extends Shortcut { |
| private final KeyStroke myFirstKeyStroke; |
| private final KeyStroke mySecondKeyStroke; |
| |
| /** |
| * @throws IllegalArgumentException if <code>firstKeyStroke</code> is <code>null</code> |
| */ |
| public KeyboardShortcut(@NotNull KeyStroke firstKeyStroke, @Nullable KeyStroke secondKeyStroke) { |
| myFirstKeyStroke = firstKeyStroke; |
| mySecondKeyStroke = secondKeyStroke; |
| } |
| |
| @NotNull |
| public KeyStroke getFirstKeyStroke() { |
| return myFirstKeyStroke; |
| } |
| |
| @Nullable |
| public KeyStroke getSecondKeyStroke() { |
| return mySecondKeyStroke; |
| } |
| |
| public int hashCode() { |
| int hashCode = myFirstKeyStroke.hashCode(); |
| if (mySecondKeyStroke != null) { |
| hashCode += mySecondKeyStroke.hashCode(); |
| } |
| return hashCode; |
| } |
| |
| public boolean equals(Object obj) { |
| if (!(obj instanceof KeyboardShortcut)) { |
| return false; |
| } |
| KeyboardShortcut second = (KeyboardShortcut)obj; |
| return Comparing.equal(myFirstKeyStroke, second.myFirstKeyStroke) && Comparing.equal(mySecondKeyStroke, second.mySecondKeyStroke); |
| } |
| |
| @Override |
| public boolean isKeyboard() { |
| return true; |
| } |
| |
| @Override |
| public boolean startsWith(final Shortcut sc) { |
| if (sc instanceof KeyboardShortcut) { |
| final KeyboardShortcut other = (KeyboardShortcut)sc; |
| return myFirstKeyStroke.equals(other.myFirstKeyStroke) && (other.mySecondKeyStroke == null || other.mySecondKeyStroke.equals(mySecondKeyStroke)); |
| } |
| else { |
| return false; |
| } |
| } |
| |
| public static KeyboardShortcut fromString(@NonNls String s) { |
| final KeyStroke keyStroke = KeyStroke.getKeyStroke(s); |
| assert keyStroke != null : "Can't create key stroke for " + s; |
| return new KeyboardShortcut(keyStroke, null); |
| } |
| |
| @Override |
| public String toString() { |
| return mySecondKeyStroke == null ? "[" + myFirstKeyStroke + "]" : "[" + myFirstKeyStroke + "]+[" + mySecondKeyStroke + "]"; |
| } |
| } |