com.intellij.application.options.ImportSourceChooserDialog.java Source code

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Here is the source code for com.intellij.application.options.ImportSourceChooserDialog.java

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/*
 * Copyright 2000-2013 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.application.options;

import com.intellij.openapi.application.ApplicationBundle;
import com.intellij.openapi.options.SchemeImporterEP;
import com.intellij.openapi.ui.DialogWrapper;
import com.intellij.ui.components.JBList;
import org.consulo.util.pointers.Named;
import org.jetbrains.annotations.Nullable;

import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

public class ImportSourceChooserDialog<S extends Named> extends DialogWrapper {
    private JPanel myContentPane;
    private JBList mySourceList;

    private String mySelectedSourceName;
    private final ListModel myListModel;

    private final static String SHARED_IMPORT_SOURCE = ApplicationBundle.message("import.scheme.shared");

    public ImportSourceChooserDialog(JComponent parent, Class<S> schemeClass) {
        super(parent, true);
        setTitle(ApplicationBundle.message("title.import.scheme.from"));
        myListModel = new SourceListModel(SchemeImporterEP.getExtensions(schemeClass));
        initSourceList();
        init();
    }

    private void initSourceList() {
        mySourceList.setModel(myListModel);
        mySourceList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
        mySourceList.addListSelectionListener(new ListSelectionListener() {
            @Override
            public void valueChanged(ListSelectionEvent e) {
                int index = mySourceList.getSelectedIndex();
                if (index >= 0) {
                    setSelectedSourceName((String) myListModel.getElementAt(index));
                }
            }
        });
        mySourceList.setSelectedIndex(0);
    }

    @Nullable
    @Override
    protected JComponent createCenterPanel() {
        return myContentPane;
    }

    private void setSelectedSourceName(String name) {
        mySelectedSourceName = name;
    }

    @Nullable
    public String getSelectedSourceName() {
        return mySelectedSourceName;
    }

    public boolean isImportFromSharedSelected() {
        return SHARED_IMPORT_SOURCE.equals(mySelectedSourceName);
    }

    private class SourceListModel extends DefaultListModel {
        private final List<String> mySourceNames = new ArrayList<String>();

        public SourceListModel(Collection<SchemeImporterEP<S>> extensions) {
            for (SchemeImporterEP extension : extensions) {
                mySourceNames.add(extension.name);
            }
        }

        @Override
        public int getSize() {
            return mySourceNames.size();
        }

        @Override
        public Object getElementAt(int index) {
            return mySourceNames.get(index);
        }
    }
}