/* * Copyright 2000-2009 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.history.integration.ui.actions; import com.intellij.history.core.LocalHistoryFacade; import com.intellij.history.integration.IdeaGateway; import com.intellij.history.integration.ui.views.SelectionHistoryDialog; import com.intellij.openapi.actionSystem.AnActionEvent; import com.intellij.openapi.actionSystem.PlatformDataKeys; import com.intellij.openapi.project.Project; import com.intellij.openapi.vcs.actions.VcsContext; import com.intellij.openapi.vcs.actions.VcsContextWrapper; import com.intellij.openapi.vfs.VirtualFile; import com.intellij.vcsUtil.VcsSelection; import com.intellij.vcsUtil.VcsSelectionUtil; import org.jetbrains.annotations.Nullable; public class ShowSelectionHistoryAction extends ShowHistoryAction { @Override protected void showDialog(Project p, IdeaGateway gw, VirtualFile f, AnActionEvent e) { VcsSelection sel = getSelection(e); int from = sel.getSelectionStartLineNumber(); int to = sel.getSelectionEndLineNumber(); new SelectionHistoryDialog(p, gw, f, from, to).show(); } @Override protected String getText(AnActionEvent e) { VcsSelection sel = getSelection(e); return sel == null ? super.getText(e) : sel.getActionName(); } @Override public void update(AnActionEvent e) { if (e.getData(PlatformDataKeys.EDITOR) == null) { e.getPresentation().setVisible(false); } else { super.update(e); } } @Override protected boolean isEnabled(LocalHistoryFacade vcs, IdeaGateway gw, VirtualFile f, AnActionEvent e) { return super.isEnabled(vcs, gw, f, e) && !f.isDirectory() && getSelection(e) != null; } @Nullable private static VcsSelection getSelection(AnActionEvent e) { VcsContext c = VcsContextWrapper.createCachedInstanceOn(e); return VcsSelectionUtil.getSelection(c); } }