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

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package org.gvsig.filedialogchooser.impl;

import com.googlecode.vfsjfilechooser2.VFSJFileChooser;

import com.googlecode.vfsjfilechooser2.filechooser.AbstractVFSFileFilter;

import java.awt.Component;

import java.beans.PropertyChangeListener;

import java.io.File;

import javax.swing.JComponent;

import javax.swing.filechooser.FileFilter;

import org.apache.commons.vfs2.FileObject;

import org.apache.commons.vfs2.provider.local.LocalFile;

import org.gvsig.filedialogchooser.FileDialogChooser;

import org.gvsig.filedialogchooser.FileDialogChooserManager;

import org.gvsig.tools.util.ToolsUtilLocator;

public class VFSJFileChooserBased implements FileDialogChooser {

    private static class FileFilterAdapter extends AbstractVFSFileFilter {

        private final FileFilter filter;

        FileFilterAdapter(FileFilter filter) {

            this.filter = filter;

        }

        @Override

        public boolean accept(FileObject f) {

            if( f instanceof LocalFile ) {

                return this.filter.accept( new File(f.getName().getPath()));

            }

            return false;

        }

        @Override

        public String getDescription() {

            return this.filter.getDescription();

        }

        public FileFilter getFilter() {

            return this.filter;

        }

    }

    private final VFSJFileChooser jfc;

    private final String fileChooserID;

    public VFSJFileChooserBased(String fileChooserID) {

        super();

        this.jfc = new VFSJFileChooser();

        this.fileChooserID = fileChooserID;

    }

    @Override

    public void setCurrentDirectory(File dir) {

        if( dir == null ) {

            dir = new File(System.getProperty("user.home"));

        }

        this.jfc.setCurrentDirectory(dir);

    }

    @Override

    public File getCurrentDirectory() {

        return this.jfc.getCurrentDirectory();

    }

    @Override

    public void setDialogTitle(String dialogTitle) {

        this.jfc.setDialogTitle(dialogTitle);

    }

    @Override

    public void setDialogType(int dialogType) {

        switch(dialogType) {

        default:

        case OPEN_DIALOG:

            this.jfc.setDialogType(VFSJFileChooser.DIALOG_TYPE.OPEN);

            break;

        case SAVE_DIALOG:

            this.jfc.setDialogType(VFSJFileChooser.DIALOG_TYPE.SAVE);

            break;

        }

    }

    @Override

    public void setDragEnabled(boolean b) {

        this.jfc.setDragEnabled(b);

    }

    @Override

    public void setFileFilter(FileFilter filter) {

        if( filter == null ) {

            this.jfc.setFileFilter(null);

        } else {

            this.jfc.setFileFilter(new FileFilterAdapter(filter));

        }

    }

    @Override

    public FileFilter getFileFilter() {

        FileFilterAdapter f = (FileFilterAdapter) this.jfc.getFileFilter();

        return f.getFilter();

    }

    @Override

    public void setFileSelectionMode(int mode) {

        switch(mode) {

        case FILES_ONLY:

            this.jfc.setFileSelectionMode(VFSJFileChooser.SELECTION_MODE.FILES_ONLY);

            break;

        case DIRECTORIES_ONLY:

            this.jfc.setFileSelectionMode(VFSJFileChooser.SELECTION_MODE.DIRECTORIES_ONLY);

            break;

        default:

        case FILES_AND_DIRECTORIES:

            this.jfc.setFileSelectionMode(VFSJFileChooser.SELECTION_MODE.FILES_AND_DIRECTORIES);

            break;

        }

    }

    @Override

    public File getSelectedFile() {

        return this.jfc.getSelectedFile();

    }

    @Override

    public File[] getSelectedFiles() {

        return this.jfc.getSelectedFiles();

    }

    @Override

    public void setFileHidingEnabled(boolean b) {

        this.jfc.setFileHidingEnabled(b);

    }

    @Override

    public void setMultiSelectionEnabled(boolean b) {

        this.jfc.setMultiSelectionEnabled(b);

    }

    @Override

    public boolean isMultiSelectionEnabled() {

        return this.jfc.isMultiSelectionEnabled();

    }

    @Override

    public int showOpenDialog(Component parent) {

        FileDialogChooserManager manager = ToolsUtilLocator.getFileDialogChooserManager();

        File f = this.getCurrentDirectory();

        if( f==null ) {

            f = manager.getLastPath(fileChooserID, null);

            this.jfc.setCurrentDirectory(f);

        }        

        VFSJFileChooser.RETURN_TYPE r = this.jfc.showOpenDialog(parent);

        if( r == VFSJFileChooser.RETURN_TYPE.CANCEL ) {

            return CANCEL_OPTION;            

        }

        if( r == VFSJFileChooser.RETURN_TYPE.APPROVE ) {

            manager.setLastPath(fileChooserID, this.getCurrentDirectory());

            return APPROVE_OPTION;            

        }

        if( r == VFSJFileChooser.RETURN_TYPE.ERROR ) {

            return ERROR_OPTION;            

        }

        return ERROR_OPTION;            

    }

    @Override

    public int showSaveDialog(Component parent) {

        FileDialogChooserManager manager = ToolsUtilLocator.getFileDialogChooserManager();

        File f = manager.getLastPath(fileChooserID, this.getCurrentDirectory());

        this.jfc.setCurrentDirectory(f);

        VFSJFileChooser.RETURN_TYPE r = this.jfc.showSaveDialog(parent);

        if( r == VFSJFileChooser.RETURN_TYPE.CANCEL ) {

            return CANCEL_OPTION;            

        }

        if( r == VFSJFileChooser.RETURN_TYPE.APPROVE ) {

            manager.setLastPath(fileChooserID, this.getCurrentDirectory());

            return APPROVE_OPTION;            

        }

        if( r == VFSJFileChooser.RETURN_TYPE.ERROR ) {

            return ERROR_OPTION;            

        }

        return ERROR_OPTION;            

    }

    @Override

    public void setAcceptAllFileFilterUsed(boolean b) {

        this.jfc.setAcceptAllFileFilterUsed(b);

    }

    @Override

    public void addChoosableFileFilter(FileFilter next) {

        this.jfc.addChoosableFileFilter(new FileFilterAdapter(next));

    }

    @Override

    public void addPropertyChangeListener(PropertyChangeListener listener) {

        this.jfc.addPropertyChangeListener(listener);

    }

    @Override

    public void setAccessory(JComponent newAccessory) {

        this.jfc.setAccessory(newAccessory);

    }

}