2 * Copyright 2000-2014 JetBrains s.r.o.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package com.intellij.ide.actions;
18 import com.intellij.openapi.actionSystem.AnAction;
19 import com.intellij.openapi.actionSystem.AnActionEvent;
20 import com.intellij.openapi.actionSystem.CommonDataKeys;
21 import com.intellij.openapi.fileEditor.ex.FileEditorManagerEx;
22 import com.intellij.openapi.fileEditor.impl.EditorWindow;
23 import com.intellij.openapi.project.DumbAware;
24 import com.intellij.openapi.project.Project;
25 import com.intellij.openapi.vfs.VirtualFile;
28 * @author Vladimir Kondratyev
29 * @author Konstantin Bulenkov
31 public abstract class SplitAction extends AnAction implements DumbAware {
32 private final int myOrientation;
33 private final boolean myCloseSource;
35 protected SplitAction(final int orientation) {
36 this(orientation, false);
39 protected SplitAction(final int orientation, boolean closeSource) {
40 myOrientation = orientation;
41 myCloseSource = closeSource;
44 public void actionPerformed(final AnActionEvent event) {
45 final Project project = event.getData(CommonDataKeys.PROJECT);
46 final FileEditorManagerEx fileEditorManager = FileEditorManagerEx.getInstanceEx(project);
47 final EditorWindow window = event.getData(EditorWindow.DATA_KEY);
48 final VirtualFile file = event.getData(CommonDataKeys.VIRTUAL_FILE);
50 fileEditorManager.createSplitter(myOrientation, window);
52 if (myCloseSource && window != null && file != null) {
53 window.closeFile(file, false, false);
57 public void update(final AnActionEvent event) {
58 final Project project = event.getData(CommonDataKeys.PROJECT);
59 final EditorWindow window = event.getData(EditorWindow.DATA_KEY);
60 final int minimum = myCloseSource ? 2 : 1;
61 final boolean enabled = project != null
63 && window.getTabCount() >= minimum
64 && !window.getOwner().isPreview();
65 event.getPresentation().setEnabled(enabled);