Java tutorial
/* * 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.conversion.impl.ui; import com.intellij.CommonBundle; import com.intellij.conversion.CannotConvertException; import com.intellij.conversion.impl.ConversionContextImpl; import com.intellij.conversion.impl.ConversionRunner; import com.intellij.conversion.impl.ProjectConversionUtil; import com.intellij.ide.IdeBundle; import com.intellij.openapi.application.ApplicationNamesInfo; import com.intellij.openapi.diagnostic.Logger; import com.intellij.openapi.ui.DialogWrapper; import com.intellij.openapi.ui.Messages; import com.intellij.openapi.util.io.FileUtil; import com.intellij.util.containers.HashSet; import com.intellij.xml.util.XmlStringUtil; import org.jetbrains.annotations.NonNls; import javax.swing.*; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; import java.awt.*; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.List; import java.util.Set; /** * @author nik */ public class ConvertProjectDialog extends DialogWrapper { private static final Logger LOG = Logger.getInstance("#com.intellij.conversion.impl.ui.ConvertProjectDialog"); private JPanel myMainPanel; private JTextPane myTextPane; private boolean myConverted; private final ConversionContextImpl myContext; private final List<ConversionRunner> myConversionRunners; private final File myBackupDir; private final Set<File> myAffectedFiles; private boolean myNonExistingFilesMessageShown; public ConvertProjectDialog(ConversionContextImpl context, final List<ConversionRunner> conversionRunners) { super(true); setTitle(IdeBundle.message("dialog.title.convert.project")); setModal(true); myContext = context; myConversionRunners = conversionRunners; myAffectedFiles = new HashSet<File>(); for (ConversionRunner conversionRunner : conversionRunners) { myAffectedFiles.addAll(conversionRunner.getAffectedFiles()); } myBackupDir = ProjectConversionUtil.getBackupDir(context.getProjectBaseDir()); myTextPane.setSize(new Dimension(350, Integer.MAX_VALUE)); StringBuilder message = new StringBuilder(); if (myConversionRunners.size() == 1 && myConversionRunners.get(0).getProvider().getConversionDialogText(context) != null) { message.append(myConversionRunners.get(0).getProvider().getConversionDialogText(context)); } else { message.append(IdeBundle.message("conversion.dialog.text.1", context.getProjectFile().getName(), ApplicationNamesInfo.getInstance().getFullProductName())); } message.append(IdeBundle.message("conversion.dialog.text.2", myBackupDir.getAbsolutePath())); Messages.configureMessagePaneUi(myTextPane, XmlStringUtil.wrapInHtml(message), false); myTextPane.addHyperlinkListener(new HyperlinkListener() { @Override public void hyperlinkUpdate(HyperlinkEvent e) { if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) { @NonNls StringBuilder descriptions = new StringBuilder( "<html>The following conversions will be performed:<br>"); for (ConversionRunner runner : conversionRunners) { descriptions.append(runner.getProvider().getConversionDescription()).append("<br>"); } descriptions.append("</html>"); Messages.showInfoMessage(descriptions.toString(), IdeBundle.message("dialog.title.convert.project")); } } }); init(); setOKButtonText("Convert"); } @Override protected JComponent createCenterPanel() { return myMainPanel; } @Override protected void doOKAction() { final List<File> nonexistentFiles = myContext.getNonExistingModuleFiles(); if (!nonexistentFiles.isEmpty() && !myNonExistingFilesMessageShown) { final String filesString = getFilesString(nonexistentFiles); final int res = Messages.showYesNoDialog(getContentPane(), IdeBundle.message( "message.files.doesn.t.exists.0.so.the.corresponding.modules.won.t.be.converted.do.you.want.to.continue", filesString), IdeBundle.message("dialog.title.convert.project"), Messages.getQuestionIcon()); if (res != 0) { super.doOKAction(); return; } myNonExistingFilesMessageShown = false; } try { if (!checkReadOnlyFiles()) { return; } ProjectConversionUtil.backupFiles(myAffectedFiles, myContext.getProjectBaseDir(), myBackupDir); List<ConversionRunner> usedRunners = new ArrayList<ConversionRunner>(); for (ConversionRunner runner : myConversionRunners) { if (runner.isConversionNeeded()) { runner.preProcess(); runner.process(); runner.postProcess(); usedRunners.add(runner); } } myContext.saveFiles(myAffectedFiles, usedRunners); myConverted = true; super.doOKAction(); } catch (CannotConvertException e) { LOG.info(e); showErrorMessage(IdeBundle.message("error.cannot.convert.project", e.getMessage())); } catch (IOException e) { LOG.info(e); showErrorMessage(IdeBundle.message("error.cannot.convert.project", e.getMessage())); } } private static String getFilesString(List<File> files) { StringBuilder buffer = new StringBuilder(); for (File file : files) { buffer.append(file.getAbsolutePath()).append("<br>"); } return buffer.toString(); } private boolean checkReadOnlyFiles() throws IOException { List<File> files = getReadOnlyFiles(); if (!files.isEmpty()) { final String message = IdeBundle.message("message.text.unlock.read.only.files", ApplicationNamesInfo.getInstance().getFullProductName(), getFilesString(files)); final String[] options = { CommonBundle.getContinueButtonText(), CommonBundle.getCancelButtonText() }; if (Messages.showOkCancelDialog(myMainPanel, message, IdeBundle.message("dialog.title.convert.project"), options[0], options[1], null) != 0) { return false; } unlockFiles(files); files = getReadOnlyFiles(); if (!files.isEmpty()) { showErrorMessage( IdeBundle.message("error.message.cannot.make.files.writable", getFilesString(files))); return false; } } return true; } private List<File> getReadOnlyFiles() { return ConversionRunner.getReadOnlyFiles(myAffectedFiles); } private static void unlockFiles(final List<File> files) throws IOException { for (File file : files) { FileUtil.setReadOnlyAttribute(file.getAbsolutePath(), false); } } private void showErrorMessage(final String message) { Messages.showErrorDialog(myMainPanel, message, IdeBundle.message("dialog.title.convert.project")); } public boolean isConverted() { return myConverted; } }