| /* |
| * Copyright 2000-2010 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.editor.actions; |
| |
| import com.intellij.icons.AllIcons; |
| import com.intellij.idea.ActionsBundle; |
| import com.intellij.openapi.actionSystem.AnActionEvent; |
| import com.intellij.openapi.editor.Document; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.editor.ex.util.EditorUtil; |
| import com.intellij.openapi.project.DumbAwareAction; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.awt.*; |
| |
| /** |
| * @author oleg |
| */ |
| public class ScrollToTheEndToolbarAction extends DumbAwareAction { |
| private final Editor myEditor; |
| |
| public ScrollToTheEndToolbarAction(@NotNull final Editor editor) { |
| super(); |
| myEditor = editor; |
| final String message = ActionsBundle.message("action.EditorConsoleScrollToTheEnd.text"); |
| getTemplatePresentation().setDescription(message); |
| getTemplatePresentation().setText(message); |
| getTemplatePresentation().setIcon(AllIcons.RunConfigurations.Scroll_down); |
| } |
| |
| @Override |
| public void update(AnActionEvent e) { |
| Document document = myEditor.getDocument(); |
| int caretOffset = myEditor.getCaretModel().getOffset(); |
| Rectangle visibleArea = myEditor.getScrollingModel().getVisibleArea(); |
| Dimension size = myEditor.getContentComponent().getSize(); |
| boolean isEndVisible = visibleArea.y + visibleArea.height >= size.height; |
| boolean isOnLastLine = document.getLineNumber(caretOffset) == document.getLineCount() - 1; |
| e.getPresentation().setEnabled(!isEndVisible || !isOnLastLine); |
| } |
| |
| @Override |
| public void actionPerformed(AnActionEvent e) { |
| EditorUtil.scrollToTheEnd(myEditor); |
| } |
| } |