java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/libraryEditor/ChangeLibraryLevelDialog.java

/*
 * Copyright 2000-2011 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.roots.ui.configuration.libraryEditor;

import com.intellij.openapi.fileChooser.FileChooserDescriptorFactory;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.libraries.LibraryTable;
import com.intellij.openapi.roots.ui.configuration.LibraryTableModifiableModelProvider;
import com.intellij.openapi.roots.ui.configuration.libraries.LibraryEditingUtil;
import com.intellij.openapi.ui.DialogWrapper;
import com.intellij.openapi.ui.TextFieldWithBrowseButton;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.ui.DocumentAdapter;
import org.jetbrains.annotations.Nullable;

import javax.swing.*;
import javax.swing.event.DocumentEvent;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * @author nik
 */
public class ChangeLibraryLevelDialog extends DialogWrapper {
  private JTextField myNameField;
  private JCheckBox myCopyFilesCheckBox;
  private TextFieldWithBrowseButton myDirectoryForFilesField;
  private JPanel myMainPanel;
  private final boolean myAllowEmptyName;
  private LibraryTable.ModifiableModel myModifiableModel;

  public ChangeLibraryLevelDialog(JComponent parent,
                                  Project project,
                                  boolean copy,
                                  String libraryName,
                                  String path,
                                  boolean allowEmptyName,
                                  LibraryTableModifiableModelProvider provider) {
    super(parent, true);
    myAllowEmptyName = allowEmptyName;
    final String actionName = copy ? "Copy" : "Move";
    setTitle(actionName + " Library");
    myCopyFilesCheckBox.setText(actionName + " library files to:");
    myCopyFilesCheckBox.setMnemonic(copy ? 'C' : 'M');
    myCopyFilesCheckBox.addActionListener(new ActionListener() {
      @Override
      public void actionPerformed(ActionEvent e) {
        updateDirectoriesForFilesField();
      }
    });
    myModifiableModel = provider.getModifiableModel();
    myNameField.setText(libraryName);
    myDirectoryForFilesField.addBrowseFolderListener("Directory for Library Files", null, project,
                                                     FileChooserDescriptorFactory.createSingleFolderDescriptor());
    myDirectoryForFilesField.setText(FileUtil.toSystemDependentName(path));
    myNameField.selectAll();
    init();
    checkName();
    updateDirectoriesForFilesField();
    myNameField.getDocument().addDocumentListener(new DocumentAdapter() {
      @Override
      protected void textChanged(DocumentEvent e) {
        checkName();
      }
    });
  }

  private void checkName() {
    final String name = getLibraryName();
    if (name.isEmpty()) {
      if (!myAllowEmptyName) {
        setErrorText("Library name is not specified");
      }
      return;
    }
    if (LibraryEditingUtil.libraryAlreadyExists(myModifiableModel, name)) {
      setErrorText("Library '" + name + "' already exists");
      return;
    }
    setErrorText(null);
  }

  private void updateDirectoriesForFilesField() {
    myDirectoryForFilesField.setEnabled(myCopyFilesCheckBox.isSelected());
  }

  @Override
  public JComponent getPreferredFocusedComponent() {
    return myNameField;
  }

  @Override
  protected JComponent createCenterPanel() {
    return myMainPanel;
  }

  public String getLibraryName() {
    return myNameField.getText().trim();
  }

  @Nullable
  public String getDirectoryForFilesPath() {
    if (!myCopyFilesCheckBox.isSelected()) {
      return null;
    }
    return FileUtil.toSystemIndependentName(myDirectoryForFilesField.getText());
  }

}