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com.alee.extended.filechooser.WebPathField Maven / Gradle / Ivy
/*
* This file is part of WebLookAndFeel library.
*
* WebLookAndFeel library is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* WebLookAndFeel library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WebLookAndFeel library. If not, see listeners = new ArrayList ( 1 );
/**
* UI components.
*/
protected WebPanel contentPanel;
protected WebTextField pathField;
protected FocusAdapter pathFocusListener;
protected WebButton myComputer = null;
/**
* Autocomplete.
*/
protected boolean autocompleteEnabled = true;
protected JWindow autocompleteDialog = null;
/**
* Root item menu.
*/
protected int rootsMenuItemsCount = 0;
protected WebPopupMenu rootsMenu = null;
protected WebToggleButton rootsArrowButton = null;
/**
* Field settings.
*/
protected AbstractFileFilter fileFilter = GlobalConstants.DIRECTORIES_FILTER;
protected int preferredWidth = -1;
protected boolean filesDropEnabled = true;
protected File selectedPath;
/**
* Runtime variables.
*/
protected final DefaultFocusTracker focusTracker;
protected boolean focusOwner = false;
public WebPathField ()
{
this ( StyleId.pathfield );
}
public WebPathField ( final String path )
{
this ( StyleId.pathfield, path );
}
public WebPathField ( final File path )
{
this ( StyleId.pathfield, path );
}
public WebPathField ( final StyleId id )
{
this ( id, FileUtils.getDiskRoots ()[ 0 ] );
}
public WebPathField ( final StyleId id, final String path )
{
this ( id, new File ( path ) );
}
public WebPathField ( final StyleId id, final File path )
{
super ( id );
// Files TransferHandler
setTransferHandler ( new FileDragAndDropHandler ()
{
@Override
public boolean isDropEnabled ()
{
return filesDropEnabled;
}
@Override
public boolean filesDropped ( final List files )
{
// Setting dragged files
final FileFilter filter = getFileFilter ();
for ( final File file : files )
{
final File actualFile = file.isDirectory () ? file : file.getParentFile ();
if ( filter == null || filter.accept ( actualFile ) )
{
folderSelected ( actualFile );
return true;
}
}
return false;
}
} );
final StyleId contentStyle = StyleId.pathfieldContentPanel.at ( this );
contentPanel = new WebPanel ( contentStyle, new HorizontalFlowLayout ( 0, true ) );
add ( contentPanel, BorderLayout.CENTER );
// WebImage editImage = new WebImage ( WebPathField.class, "icons/edit.png" );
// editImage.setCursor ( Cursor.getPredefinedCursor ( Cursor.TEXT_CURSOR ) );
// editImage.addMouseListener ( new MouseAdapter ()
// {
// public void mousePressed ( MouseEvent e )
// {
// if ( SwingUtilities.isLeftMouseButton ( e ) )
// {
// startEditing ();
// }
// }
// } );
// add ( editImage,BorderLayout.EAST );
pathField = new WebTextField ( StyleId.pathfieldPathField.at ( contentPanel ) );
pathField.addActionListener ( new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
if ( autocompleteDialog == null || !autocompleteDialog.isVisible () )
{
if ( pathField.getText ().trim ().equals ( "" ) )
{
folderSelected ( null );
}
else
{
final File chosenPath = new File ( pathField.getText () );
if ( chosenPath.exists () && chosenPath.isDirectory () )
{
folderSelected ( chosenPath );
}
else
{
updatePath ();
}
}
WebPathField.this.transferFocus ();
}
}
} );
pathField.addKeyListener ( new KeyAdapter ()
{
@Override
public void keyPressed ( final KeyEvent e )
{
if ( autocompleteDialog == null || !autocompleteDialog.isVisible () )
{
if ( Hotkey.ESCAPE.isTriggered ( e ) )
{
if ( selectedPath == null && pathField.getText ().trim ().equals ( "" ) ||
selectedPath != null && getProperSelectedPath ().equals ( pathField.getText () ) )
{
updatePath ();
WebPathField.this.transferFocus ();
}
else
{
pathField.setText ( getProperSelectedPath () );
}
}
}
}
} );
pathFocusListener = new FocusAdapter ()
{
@Override
public void focusLost ( final FocusEvent e )
{
if ( selectedPath == null && pathField.getText ().trim ().equals ( "" ) ||
selectedPath != null && getProperSelectedPath ().equals ( pathField.getText () ) )
{
updatePath ();
}
}
};
// Autocomplete dialog listener
pathField.addCaretListener ( new CaretListener ()
{
private WebList list = null;
private WebScrollPane listScroll;
@Override
public void caretUpdate ( final CaretEvent e )
{
if ( !autocompleteEnabled || !pathField.isVisible () || !pathField.isShowing () )
{
if ( autocompleteDialog != null && autocompleteDialog.isVisible () )
{
hideDialog ();
}
return;
}
if ( autocompleteDialog == null )
{
autocompleteDialog = new JWindow ( SwingUtils.getWindowAncestor ( WebPathField.this ) );
autocompleteDialog.getContentPane ().setLayout ( new BorderLayout () );
autocompleteDialog.setFocusable ( false );
SwingUtils.getWindowAncestor ( WebPathField.this ).addComponentListener ( new ComponentAdapter ()
{
@Override
public void componentMoved ( final ComponentEvent e )
{
hideDialog ();
}
@Override
public void componentResized ( final ComponentEvent e )
{
hideDialog ();
}
} );
list = new WebList ();
list.setFocusable ( false );
list.setSelectionMode ( ListSelectionModel.SINGLE_SELECTION );
list.setSelectOnHover ( true );
list.setCellRenderer ( new WebListCellRenderer ()
{
@Override
public Component getListCellRendererComponent ( final JList list, final Object value, final int index,
final boolean isSelected, final boolean cellHasFocus )
{
final JLabel renderer =
( JLabel ) super.getListCellRendererComponent ( list, value, index, isSelected, cellHasFocus );
renderer.setIcon ( FileUtils.getFileIcon ( ( File ) value ) );
renderer.setText ( FileUtils.getDisplayFileName ( ( File ) value ) );
return renderer;
}
} );
list.addMouseListener ( new MouseAdapter ()
{
@Override
public void mousePressed ( final MouseEvent e )
{
final int index = list.getUI ().locationToIndex ( list, e.getPoint () );
if ( SwingUtilities.isLeftMouseButton ( e ) && index != -1 )
{
setSelectedPath ( ( File ) list.getModel ().getElementAt ( index ) );
}
}
} );
list.addKeyListener ( new KeyAdapter ()
{
@Override
public void keyPressed ( final KeyEvent e )
{
if ( Hotkey.ENTER.isTriggered ( e ) )
{
setSelectedPath ( ( File ) list.getSelectedValue () );
}
}
} );
listScroll = new WebScrollPane ( StyleId.pathfieldPopupScroll.at ( pathField ), list );
autocompleteDialog.getContentPane ().add ( listScroll, BorderLayout.CENTER );
pathField.addKeyListener ( new KeyAdapter ()
{
@Override
public void keyPressed ( final KeyEvent e )
{
if ( autocompleteDialog.isShowing () && list.getModel ().getSize () > 0 )
{
if ( list.getSelectedIndex () != -1 )
{
if ( Hotkey.ESCAPE.isTriggered ( e ) || Hotkey.F2.isTriggered ( e ) ||
Hotkey.CTRL_ENTER.isTriggered ( e ) )
{
hideDialog ();
}
else if ( Hotkey.ENTER.isTriggered ( e ) )
{
setSelectedPath ( ( File ) list.getSelectedValue () );
}
else if ( Hotkey.UP.isTriggered ( e ) )
{
if ( list.getSelectedIndex () == 0 )
{
list.setSelectedIndex ( list.getModel ().getSize () - 1 );
scrollToSelected ();
}
else
{
list.setSelectedIndex ( list.getSelectedIndex () - 1 );
scrollToSelected ();
}
}
else if ( Hotkey.DOWN.isTriggered ( e ) )
{
if ( list.getSelectedIndex () == list.getModel ().getSize () - 1 )
{
list.setSelectedIndex ( 0 );
scrollToSelected ();
}
else
{
list.setSelectedIndex ( list.getSelectedIndex () + 1 );
scrollToSelected ();
}
}
}
else
{
list.setSelectedIndex ( 0 );
scrollToSelected ();
}
}
}
private void scrollToSelected ()
{
list.scrollRectToVisible (
list.getUI ().getCellBounds ( list, list.getSelectedIndex (), list.getSelectedIndex () ) );
}
} );
pathField.addFocusListener ( new FocusAdapter ()
{
@Override
public void focusLost ( final FocusEvent e )
{
hideDialog ();
}
} );
}
// new Thread ( new Runnable ()
// {
// public void run ()
// {
// Taking only the part till the caret
final String t = pathField.getText ().substring ( 0, pathField.getCaretPosition () );
// Retrieving parent path
int beginIndex = t.lastIndexOf ( File.separator );
beginIndex = beginIndex != -1 ? beginIndex + 1 : 0;
// Parent file
final String parentPath = t.substring ( 0, beginIndex );
final File parent = parentPath.trim ().equals ( "" ) ? null : new File ( parentPath );
final List similar = getSimilarFileChildren ( parent, t.substring ( beginIndex ) );
if ( similar != null && similar.size () > 0 )
{
updateList ( similar );
}
else
{
hideDialog ();
}
// }
// } ).start ();
}
private void updateList ( final List similar )
{
SwingUtils.invokeLater ( new Runnable ()
{
@Override
public void run ()
{
list.setModel ( new AbstractListModel ()
{
@Override
public int getSize ()
{
return similar.size ();
}
@Override
public Object getElementAt ( final int i )
{
return similar.get ( i );
}
} );
list.setVisibleRowCount ( Math.min ( similar.size (), 6 ) );
list.updateUI ();
if ( similar.size () > 0 )
{
list.setSelectedIndex ( 0 );
}
// Fixing window bounds
final Point los = pathField.getLocationOnScreen ();
autocompleteDialog.setSize ( pathField.getWidth (), listScroll.getPreferredSize ().height );
autocompleteDialog.setLocation ( pathField.getComponentOrientation ().isLeftToRight () ? los.x :
los.x + pathField.getWidth () - autocompleteDialog.getWidth (), los.y + pathField.getHeight () );
// Showing dialog if needed
if ( !autocompleteDialog.isShowing () )
{
autocompleteDialog.setVisible ( true );
WebPathField.this.transferFocus ();
}
}
} );
}
private void hideDialog ()
{
SwingUtils.invokeLater ( new Runnable ()
{
@Override
public void run ()
{
autocompleteDialog.setVisible ( false );
}
} );
}
private void setSelectedPath ( final File path )
{
String text = path.getAbsolutePath ();
text = text.endsWith ( File.separator ) ? text : text + File.separator;
pathField.setText ( text );
pathField.setCaretPosition ( text.length () );
}
} );
// Edit start listeners
contentPanel.addMouseListener ( new MouseAdapter ()
{
@Override
public void mousePressed ( final MouseEvent e )
{
if ( SwingUtilities.isLeftMouseButton ( e ) )
{
startEditing ();
}
}
} );
HotkeyManager.registerHotkey ( WebPathField.this, WebPathField.this, Hotkey.F2, new HotkeyRunnable ()
{
@Override
public void run ( final KeyEvent e )
{
startEditing ();
}
}, true );
// Resize listener
addComponentListener ( new ComponentAdapter ()
{
@Override
public void componentResized ( final ComponentEvent e )
{
if ( !pathField.isShowing () )
{
updatePath ();
}
}
} );
// Focus listener
focusTracker = new DefaultFocusTracker ()
{
@Override
public void focusChanged ( final boolean focused )
{
focusOwner = focused;
WebPathField.this.repaint ();
}
};
FocusManager.addFocusTracker ( WebPathField.this, focusTracker );
// Updating initial path
updatePath ( path );
}
protected void startEditing ()
{
if ( !pathField.isFocusOwner () )
{
// Updating path field preferred size
pathField.setPreferredSize ( new Dimension ( 1, contentPanel.getHeight () ) );
// Clearing content
contentPanel.removeAll ();
// Updating path text
if ( selectedPath != null )
{
pathField.setText ( getProperSelectedPath () );
}
else
{
pathField.setText ( "" );
}
pathField.selectAll ();
// Adding field as main component
contentPanel.add ( pathField );
contentPanel.revalidate ();
contentPanel.repaint ();
// Focusing field
WebPathField.this.transferFocus ();
pathField.addFocusListener ( pathFocusListener );
}
}
protected String getProperSelectedPath ()
{
String path = selectedPath.getAbsolutePath ();
path = path.endsWith ( File.separator ) ? path : path + File.separator;
return path;
}
public boolean isEditing ()
{
return pathField.isFocusOwner ();
}
@Override
public void setForeground ( final Color foreground )
{
super.setForeground ( foreground );
if ( isShowing () )
{
SwingUtils.setForegroundRecursively ( contentPanel, foreground );
pathField.setForeground ( foreground );
}
}
public boolean isAutocompleteEnabled ()
{
return autocompleteEnabled;
}
public void setAutocompleteEnabled ( final boolean autocompleteEnabled )
{
this.autocompleteEnabled = autocompleteEnabled;
}
public AbstractFileFilter getFileFilter ()
{
return fileFilter;
}
public void setFileFilter ( final AbstractFileFilter fileFilter )
{
setFileFilter ( fileFilter, true );
}
public void setFileFilter ( final AbstractFileFilter fileFilter, final boolean updatePath )
{
this.fileFilter = fileFilter;
if ( updatePath )
{
updatePath ();
}
}
public boolean isFilesDropEnabled ()
{
return filesDropEnabled;
}
public void setFilesDropEnabled ( final boolean filesDropEnabled )
{
this.filesDropEnabled = filesDropEnabled;
}
public File getSelectedPath ()
{
return selectedPath;
}
public void setSelectedPath ( final File selectedPath )
{
updatePath ( selectedPath );
}
public WebTextField getPathField ()
{
return pathField;
}
public void updatePath ()
{
updatePath ( selectedPath );
}
protected synchronized void updatePath ( final File path )
{
// todo check if path is proper (filter/hidden)
// todo Save focused state properly
// Saving focus state
// boolean hadFocus = focusOwner;
// Saving new path
selectedPath = path;
// Clearing old path components
pathField.removeFocusListener ( pathFocusListener );
contentPanel.removeAll ();
// Determining orientation
final boolean ltr = WebPathField.this.getComponentOrientation ().isLeftToRight ();
// Determining root
if ( SystemUtils.isWindows () )
{
final WebButton computerButton = getMyComputer ();
contentPanel.add ( computerButton );
contentPanel.add ( getRootsArrowButton ( ltr ) );
}
if ( selectedPath != null )
{
// Creating parents list
File folder = new File ( selectedPath.getAbsolutePath () );
final List parents = new ArrayList ();
parents.add ( 0, folder );
while ( folder.getParent () != null )
{
folder = folder.getParentFile ();
parents.add ( 0, folder );
}
// Adding path buttons
boolean first = true;
for ( final File file : parents )
{
final WebButton wb = new WebButton ( StyleId.pathfieldElementButton.at ( contentPanel ) );
if ( !SystemUtils.isWindows () && first )
{
wb.setIcon ( FileUtils.getMyComputerIcon () );
wb.putClientProperty ( FILE_ICON, FileUtils.getMyComputerIcon () );
}
else
{
wb.setText ( fsv.getSystemDisplayName ( file ) );
wb.putClientProperty ( FILE_ICON, FileUtils.getFileIcon ( file, false ) );
}
wb.addActionListener ( new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
folderSelected ( file );
}
} );
contentPanel.add ( wb );
int childrenCount = 0;
final WebPopupMenu menu = new WebPopupMenu ();
final File[] files = FileUtils.sortFiles ( getFileChildren ( file ) );
if ( files != null )
{
for ( final File root : files )
{
if ( root.isDirectory () )
{
final WebMenuItem menuItem = new WebMenuItem ( FileUtils.getDisplayFileName ( root ) );
menuItem.setIcon ( FileUtils.getFileIcon ( root, false ) );
menuItem.addActionListener ( new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
folderSelected ( root );
}
} );
menu.add ( menuItem );
childrenCount++;
}
}
}
if ( !SystemUtils.isWindows () && first )
{
setRootsMenu ( menu, childrenCount );
}
final WebToggleButton children = new WebToggleButton ( StyleId.pathfieldMenuToggleButton.at ( contentPanel ) );
children.setIcon ( ltr ? right : left );
children.setSelectedIcon ( down );
children.setComponentPopupMenu ( menu );
children.setEnabled ( childrenCount > 0 );
children.addActionListener ( new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
// todo Apply orientation globally on change, not here
WebPathField.this.transferFocus ();
SwingUtils.applyOrientation ( menu );
menu.showBelowMiddle ( children );
}
} );
contentPanel.add ( children );
menu.addPopupMenuListener ( new PopupMenuListener ()
{
@Override
public void popupMenuWillBecomeVisible ( final PopupMenuEvent e )
{
//
}
@Override
public void popupMenuWillBecomeInvisible ( final PopupMenuEvent e )
{
children.setSelected ( false );
}
@Override
public void popupMenuCanceled ( final PopupMenuEvent e )
{
children.setSelected ( false );
}
} );
first = false;
}
}
// Filling space
contentPanel.add ( new JLabel () );
// Shortening long elements
if ( !SystemUtils.isWindows () )
{
while ( getRootsMenu ().getComponentCount () > getRootsMenuItemsCount () )
{
getRootsMenu ().remove ( 0 );
}
}
if ( canShortenPath () )
{
getRootsMenu ().addSeparator ( 0 );
}
while ( canShortenPath () )
{
// Adding menu element
final WebButton wb = ( WebButton ) contentPanel.getComponent ( 2 );
final WebMenuItem menuItem = new WebMenuItem ();
menuItem.setIcon ( ( Icon ) wb.getClientProperty ( FILE_ICON ) );
menuItem.setText ( wb.getText () );
menuItem.addActionListener ( wb.getActionListeners ()[ 0 ] );
getRootsMenu ().add ( menuItem, 0 );
// Removing hidden path and menu buttons from panel
contentPanel.remove ( 2 );
contentPanel.remove ( 2 );
}
// Updating pane
revalidate ();
repaint ();
}
protected List getSimilarFileChildren ( final File file, final String namePart )
{
final String searchText = namePart.toLowerCase ( Locale.ROOT );
final File[] children = getFileChildren ( file );
final List similar = new ArrayList ();
if ( children != null )
{
for ( final File child : children )
{
if ( child.getName ().toLowerCase ( Locale.ROOT ).contains ( searchText ) )
{
similar.add ( child );
}
}
}
return similar;
}
protected File[] getFileChildren ( final File file )
{
return file != null ? file.listFiles ( fileFilter ) : FileUtils.getDiskRoots ();
}
protected boolean canShortenPath ()
{
return contentPanel.getPreferredSize ().width > contentPanel.getWidth () && contentPanel.getComponentCount () > 5;
}
protected WebButton getMyComputer ()
{
if ( myComputer == null )
{
myComputer = new WebButton ( StyleId.pathfieldRootButton.at ( contentPanel ), FileUtils.getMyComputerIcon () );
myComputer.addActionListener ( new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
folderSelected ( null );
}
} );
}
return myComputer;
}
public WebPopupMenu getRootsMenu ()
{
return rootsMenu;
}
public int getRootsMenuItemsCount ()
{
return rootsMenuItemsCount;
}
public void setRootsMenu ( final WebPopupMenu rootsMenu, final int childrenCount )
{
this.rootsMenu = rootsMenu;
this.rootsMenuItemsCount = childrenCount;
}
protected WebToggleButton getRootsArrowButton ( final boolean ltr )
{
if ( rootsArrowButton == null )
{
rootsMenu = new WebPopupMenu ();
final File[] rootFiles = FileUtils.getDiskRoots ();
for ( final File root : FileUtils.sortFiles ( rootFiles ) )
{
final WebMenuItem menuItem = new WebMenuItem ( FileUtils.getDisplayFileName ( root ) );
menuItem.setIcon ( FileUtils.getFileIcon ( root, false ) );
menuItem.addActionListener ( new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
folderSelected ( root );
}
} );
rootsMenu.add ( menuItem );
rootsMenuItemsCount++;
}
rootsArrowButton = new WebToggleButton ( StyleId.pathfieldMenuToggleButton.at ( contentPanel ) );
rootsArrowButton.setIcon ( ltr ? right : left );
rootsArrowButton.setSelectedIcon ( down );
rootsArrowButton.setComponentPopupMenu ( rootsMenu );
rootsArrowButton.addActionListener ( new ActionListener ()
{
@Override
public void actionPerformed ( final ActionEvent e )
{
WebPathField.this.transferFocus ();
SwingUtils.applyOrientation ( rootsMenu );
rootsMenu.showBelowMiddle ( rootsArrowButton );
}
} );
rootsMenu.addPopupMenuListener ( new PopupMenuListener ()
{
@Override
public void popupMenuWillBecomeVisible ( final PopupMenuEvent e )
{
}
@Override
public void popupMenuWillBecomeInvisible ( final PopupMenuEvent e )
{
rootsArrowButton.setSelected ( false );
}
@Override
public void popupMenuCanceled ( final PopupMenuEvent e )
{
rootsArrowButton.setSelected ( false );
}
} );
}
else
{
rootsArrowButton.setIcon ( ltr ? right : left );
}
while ( rootsMenu.getComponentCount () > rootsMenuItemsCount )
{
rootsMenu.remove ( 0 );
}
return rootsArrowButton;
}
protected void folderSelected ( File folder )
{
// Normalize file
folder = FileUtils.normalize ( folder );
// Update visual path
updatePath ( folder );
// Notify about selection change
fireDirectoryChanged ( folder );
// Requesting focus as it is internal change from internal event
WebPathField.this.transferFocus ();
}
public void addPathFieldListener ( final PathFieldListener listener )
{
listeners.add ( listener );
}
public void removePathFieldListener ( final PathFieldListener listener )
{
listeners.remove ( listener );
}
protected void fireDirectoryChanged ( final File newDirectory )
{
for ( final PathFieldListener listener : CollectionUtils.copy ( listeners ) )
{
listener.directoryChanged ( newDirectory );
}
}
@Override
public void applyComponentOrientation ( final ComponentOrientation o )
{
super.applyComponentOrientation ( o );
updatePath ();
}
}
