Application: gvSIG desktop » Library: org.gvsig.tools

package org.gvsig.tools.swing.impl.pickercontroller;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.File;

import java.net.URL;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JFileChooser;

import javax.swing.filechooser.FileFilter;

import javax.swing.text.JTextComponent;

import org.apache.commons.lang3.ArrayUtils;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dataTypes.DataTypes;

import org.gvsig.tools.folders.FoldersManager;

import org.gvsig.tools.i18n.I18nManager;

import org.gvsig.tools.swing.api.pickercontroller.AbstractPickerController;

import org.gvsig.tools.swing.api.ToolsSwingLocator;

import org.gvsig.tools.swing.api.pickercontroller.FolderPickerController;

import org.gvsig.tools.swing.api.threadsafedialogs.ThreadSafeDialogsManager;

import org.gvsig.tools.swing.icontheme.IconTheme;

import org.gvsig.tools.swing.icontheme.IconThemeManager;

/**

 *

 * @author jjdelcerro

 */

public class FolderPickerControllerImpl 

        extends AbstractPickerController<File> 

        implements FolderPickerController 

    {

    private final JButton btnFolder;

    private final JTextComponent txtFolder;

    private final File initialPath;

    private final String fileChooserID;

    private final String dialogTitle;

    private File value;

    private FileFilter filter;

    public static void selfRegister() {

        URL imageResource = DatePickerControllerImpl.class.getClassLoader().getResource("org/gvsig/tools/swing/picker/picker-folder.png");

        if (imageResource != null) {

            IconThemeManager iconThemeManager = ToolsSwingLocator.getIconThemeManager();

            IconTheme theme = iconThemeManager.getCurrent();

            ImageIcon icon = new ImageIcon(imageResource);

            theme.registerDefault("tools", "picker", "picker-folder", icon, imageResource);

        }

    }

    public FolderPickerControllerImpl(JTextComponent txtFolder, JButton btnFolder, String dialogTitle) {

        this(txtFolder, btnFolder, dialogTitle, null, null, true);

    }

    public FolderPickerControllerImpl(JTextComponent txtFolder, JButton btnFolder) {

        this(txtFolder, btnFolder, null, null, null, true);

    }

    public FolderPickerControllerImpl(JTextComponent txtFolder, JButton btnFolder, String dialogTitle, String fileChooserID, File initialPath, boolean seticon) {

        this.value = null;

        this.txtFolder = txtFolder;

        this.btnFolder = btnFolder;

        this.fileChooserID = fileChooserID;

        this.initialPath = initialPath;

        this.txtFolder.setEditable(false);

        if( dialogTitle==null ) {

            I18nManager i18n = ToolsLocator.getI18nManager();

            this.dialogTitle = i18n.getTranslation("_Select_file");

        } else {

            this.dialogTitle = dialogTitle;

        }

        if( seticon ) {

            this.btnFolder.setIcon(this.getIcon("picker-folder"));

            this.btnFolder.setText("");

        }

        this.btnFolder.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                doSelectFile();

            }

        });

        this.txtFolder.setEditable(false);

    }

    @Override

    public boolean isEmpty() {

        return this.value==null;

    }

    @Override

    public File get() {

        return this.value;

    }

    @Override

    public void set(File value) {

        this.value = value;

        this.txtFolder.setText(value.toString());

    }

    @Override

    public void setEnabled(boolean enabled) {

        this.btnFolder.setEnabled(enabled);

        this.txtFolder.setEnabled(enabled);

    }

    @Override

    public boolean isEnabled() {

        return this.btnFolder.isEnabled();

    }

    private void doSelectFile() {

        if( !this.isEditable() ) {

            return;

        }

        ThreadSafeDialogsManager dialogs = ToolsSwingLocator.getThreadSafeDialogsManager();

        FoldersManager folderManager = ToolsLocator.getFoldersManager();

        File[] f = dialogs.showChooserDialog(

                this.dialogTitle, 

                JFileChooser.OPEN_DIALOG, 

                JFileChooser.DIRECTORIES_ONLY, 

                true, 

                folderManager.getLastPath(

                        this.fileChooserID, 

                        this.initialPath

                ),

                this.filter, 

                true

        );

        if( ArrayUtils.isEmpty(f) ) {

            return;

        }

        this.set(f[0]);

        this.fireChangeEvent();

    }

    @Override

    public void coerceAndSet(Object value) {

        this.set((File) this.coerce(DataTypes.FOLDER, value, null));

    }

    @Override

    public void setFileFilter(FileFilter filter) {

        this.filter = filter;

    }

}