| /* |
| * Copyright 2000-2014 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.ide.bookmarks.actions; |
| |
| import com.intellij.ide.bookmarks.Bookmark; |
| import com.intellij.ide.bookmarks.BookmarkManager; |
| import com.intellij.openapi.actionSystem.CommonDataKeys; |
| import com.intellij.openapi.actionSystem.DataContext; |
| import com.intellij.openapi.actionSystem.PlatformDataKeys; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.editor.LogicalPosition; |
| import com.intellij.openapi.editor.ScrollType; |
| import com.intellij.openapi.editor.actionSystem.EditorAction; |
| import com.intellij.openapi.editor.actionSystem.EditorActionHandler; |
| import com.intellij.openapi.project.Project; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| abstract class GotoBookmarkActionBase extends EditorAction { |
| protected GotoBookmarkActionBase(final boolean next) { |
| super(new EditorActionHandler() { |
| @Override |
| public void execute(Editor editor, DataContext dataContext) { |
| navigateToBookmark(dataContext, editor); |
| } |
| |
| @Override |
| public boolean isEnabled(Editor editor, DataContext dataContext) { |
| return getBookmarkToGo(dataContext, editor) != null; |
| } |
| |
| private void navigateToBookmark(DataContext dataContext, @NotNull final Editor editor) { |
| final Bookmark bookmark = getBookmarkToGo(dataContext, editor); |
| if (bookmark == null) return; |
| |
| int line = bookmark.getLine(); |
| if (line >= editor.getDocument().getLineCount()) return; |
| if (line < 0) line = 0; |
| |
| LogicalPosition pos = new LogicalPosition(line, 0); |
| editor.getSelectionModel().removeSelection(); |
| editor.getCaretModel().removeSecondaryCarets(); |
| editor.getCaretModel().moveToLogicalPosition(pos); |
| editor.getScrollingModel().scrollTo(new LogicalPosition(line, 0), ScrollType.CENTER); |
| } |
| |
| @Nullable |
| private Bookmark getBookmarkToGo(DataContext dataContext, Editor editor) { |
| Project project = CommonDataKeys.PROJECT.getData(dataContext); |
| if (project == null) return null; |
| BookmarkManager manager = BookmarkManager.getInstance(project); |
| return next ? manager.getNextBookmark(editor, true) : manager.getPreviousBookmark(editor, true); |
| } |
| }); |
| } |
| |
| } |