root / branches / v2_0_0_prep / libraries / libUIComponent / src / org / gvsig / gui / beans / openfile / FileTextField.java @ 33684
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package org.gvsig.gui.beans.openfile; |
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import java.awt.GridBagConstraints; |
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import java.awt.GridBagLayout; |
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import java.awt.Insets; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.awt.event.FocusEvent; |
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import java.awt.event.FocusListener; |
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import java.io.File; |
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import java.util.ArrayList; |
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import javax.swing.JButton; |
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import javax.swing.JPanel; |
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import javax.swing.JTextField; |
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import org.gvsig.gui.beans.Messages; |
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import org.gvsig.gui.beans.swing.JFileChooser; |
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public class FileTextField extends JPanel { |
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private static final long serialVersionUID = 1L; |
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private JTextField tf_fileName = null; |
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private JButton bt_chooseFile = null; |
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private File selectedFile = null; |
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private ArrayList enabledListeners = new ArrayList(); |
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private JFileChooser jfc; |
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/**
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* Used to create file choosers with 'memory'
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*/
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private String JFC_ID = null; |
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public static final int ACTION_EVENT_FIELD_DISABLED = 0; |
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public static final int ACTION_EVENT_FIELD_ENABLED = 1; |
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public static final int ACTION_EVENT_VALUE_CHANGED = 1; |
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public FileTextField() {
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super();
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JFC_ID = this.getClass().getName();
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initializeUI(); |
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} |
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public FileTextField(String id) { |
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super();
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JFC_ID = id; |
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initializeUI(); |
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} |
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private void initializeUI() { |
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jfc = new JFileChooser(JFC_ID, (String) null); |
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setLayout(new GridBagLayout()); |
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GridBagConstraints constraints = new GridBagConstraints(); |
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constraints.gridx = 0;
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constraints.gridy = 0;
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constraints.gridwidth = 1;
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constraints.gridheight = 1;
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constraints.fill = GridBagConstraints.BOTH;
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constraints.anchor = GridBagConstraints.WEST;
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constraints.weightx = 1.0;
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constraints.weighty = 1.0;
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constraints.insets = new Insets(0,0,0,4); |
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this.add(getNameField(), constraints);
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getChooseFileButton().addActionListener(new ActionListener() { |
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public void actionPerformed(ActionEvent e) { |
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if (e.getSource()==getChooseFileButton()) {
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int action = jfc.showDialog(FileTextField.this, Messages.getText("Open")); |
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if (action == JFileChooser.APPROVE_OPTION) { |
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setSelectedFile(jfc.getSelectedFile()); |
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setEnabled(true);
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} |
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} |
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} |
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}); |
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constraints.gridx = 1;
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constraints.gridy = 0;
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constraints.gridwidth = 1;
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constraints.gridheight = 1;
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constraints.fill = GridBagConstraints.BOTH;
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constraints.anchor = GridBagConstraints.WEST;
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constraints.weightx = 0.0;
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constraints.weighty = 1.0;
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constraints.insets = new Insets(0,0,0,0); |
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this.add(getChooseFileButton(), constraints);
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} |
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private JTextField getNameField() { |
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if (tf_fileName==null) { |
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tf_fileName = new JTextField(); |
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tf_fileName.addFocusListener(new FocusListener() { |
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public void focusGained(FocusEvent e) {} |
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public void focusLost(FocusEvent e) { |
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updateSelectedFile(); |
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} |
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}); |
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} |
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return tf_fileName;
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} |
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private JButton getChooseFileButton() { |
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if (bt_chooseFile==null) { |
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bt_chooseFile = new JButton("..."); |
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} |
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return bt_chooseFile;
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} |
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public void setSelectedFile(File file) { |
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File oldFile = selectedFile;
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selectedFile = normalizeExtension(file); |
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getNameField().setText(selectedFile.toString()); |
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if (file.isDirectory()) {
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jfc.setLastPath(file); |
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} |
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else {
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jfc.setSelectedFile(file); |
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jfc.setLastPath(file.getParentFile()); |
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} |
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fireValueChanged(oldFile, file); |
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} |
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public File getSelectedFile() { |
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return updateSelectedFile();
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} |
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private File normalizeExtension(File file) { |
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javax.swing.filechooser.FileFilter filter = (javax.swing.filechooser.FileFilter) jfc.getFileFilter(); |
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if (!filter.accept(file)) {
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String path = file.getPath();
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if (filter instanceof FileFilter) { |
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FileFilter ourFilter = (FileFilter) filter; |
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if (path.endsWith(".")) { |
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path = path+ourFilter.getDefaultExtension(); |
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} |
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else {
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path = path+"."+ourFilter.getDefaultExtension();
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} |
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file = new File(path); |
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} |
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} |
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return file;
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} |
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private File updateSelectedFile() { |
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File oldFile = selectedFile;
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String text = getNameField().getText();
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if ( (oldFile!=null && !oldFile.getPath().equals(text)) |
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|| ((oldFile==null) && !text.equals(""))){ |
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File newFile = normalizeExtension(new File(getNameField().getText())); |
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selectedFile = newFile; |
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fireValueChanged(oldFile, newFile); |
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} |
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return selectedFile;
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} |
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protected void fireValueChanged(File oldValue, File newValue) { |
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firePropertyChange("selectedFileChanged", oldValue, newValue);
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} |
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protected void fireEnabledChanged(boolean oldValue, boolean newValue) { |
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firePropertyChange("enabled", oldValue, newValue);
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} |
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public void setEnabled(boolean enabled) { |
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boolean oldValue = isEnabled();
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super.setEnabled(enabled);
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getNameField().setEnabled(enabled); |
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fireEnabledChanged(oldValue, enabled); |
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} |
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public javax.swing.filechooser.FileFilter getFileFilter() {
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return jfc.getFileFilter();
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} |
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public int getFileSelectionMode() { |
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return jfc.getFileSelectionMode();
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} |
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public boolean removeChoosableFileFilter(FileFilter f) { |
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return jfc.removeChoosableFileFilter(f);
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} |
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public void setFileFilter(FileFilter filter) { |
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jfc.setFileFilter(filter); |
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} |
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public void addChoosableFileFilter(FileFilter filter) { |
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jfc.addChoosableFileFilter(filter); |
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} |
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public FileFilter getAcceptAllFileFilter() { |
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return (FileFilter) jfc.getAcceptAllFileFilter(); |
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} |
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public boolean isAcceptAllFileFilterUsed() { |
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return jfc.isAcceptAllFileFilterUsed();
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} |
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public void resetChoosableFileFilters() { |
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jfc.resetChoosableFileFilters(); |
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} |
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public void setAcceptAllFileFilterUsed(boolean b) { |
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jfc.setAcceptAllFileFilterUsed(b); |
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} |
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} |