/jEdit/tags/jedit-4-2-pre14/org/gjt/sp/jedit/browser/VFSFileChooserDialog.java
Java | 528 lines | 421 code | 51 blank | 56 comment | 86 complexity | e1df42666f7896d3fa8f7b0f923a49a6 MD5 | raw file
Possible License(s): BSD-3-Clause, AGPL-1.0, Apache-2.0, LGPL-2.0, LGPL-3.0, GPL-2.0, CC-BY-SA-3.0, LGPL-2.1, GPL-3.0, MPL-2.0-no-copyleft-exception, IPL-1.0
- /*
- * VFSFileChooserDialog.java - VFS file chooser
- * :tabSize=8:indentSize=8:noTabs=false:
- * :folding=explicit:collapseFolds=1:
- *
- * Copyright (C) 2000, 2003 Slava Pestov
- *
- * This program 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 2
- * of the License, or any later version.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
- package org.gjt.sp.jedit.browser;
- //{{{ Imports
- import javax.swing.border.EmptyBorder;
- import javax.swing.*;
- import java.awt.event.*;
- import java.awt.*;
- import java.io.File;
- import java.io.IOException;
- import java.util.*;
- import org.gjt.sp.jedit.gui.EnhancedDialog;
- import org.gjt.sp.jedit.io.*;
- import org.gjt.sp.jedit.*;
- import org.gjt.sp.util.*;
- //}}}
- /**
- * Wraps the VFS browser in a modal dialog.
- * @author Slava Pestov
- * @version $Id: VFSFileChooserDialog.java 4957 2004-01-18 19:01:02Z spestov $
- */
- public class VFSFileChooserDialog extends EnhancedDialog
- {
- //{{{ VFSFileChooserDialog constructor
- public VFSFileChooserDialog(View view, String path,
- int mode, boolean multipleSelection)
- {
- super(view,jEdit.getProperty("vfs.browser.title"),true);
- JPanel content = new JPanel(new BorderLayout());
- content.setBorder(new EmptyBorder(12,12,12,12));
- setContentPane(content);
- String name;
- if(mode == VFSBrowser.CHOOSE_DIRECTORY_DIALOG)
- name = null;
- else if(path == null || path.endsWith(File.separator)
- || path.endsWith("/"))
- {
- name = null;
- }
- else
- {
- VFS vfs = VFSManager.getVFSForPath(path);
- name = vfs.getFileName(path);
- path = vfs.getParentOfPath(path);
- }
- browser = new VFSBrowser(view,path,mode,multipleSelection,null);
- browser.getBrowserView().getTable().setRequestFocusEnabled(false);
- browser.getBrowserView().getParentDirectoryList()
- .setRequestFocusEnabled(false);
- /* browser.getBrowserView().getTable().addKeyListener(new KeyHandler()); */
- browser.addBrowserListener(new BrowserHandler());
- content.add(BorderLayout.CENTER,browser);
- JPanel panel = new JPanel();
- panel.setLayout(new BoxLayout(panel,BoxLayout.X_AXIS));
- panel.setBorder(new EmptyBorder(12,0,0,0));
- filenameField = new VFSFileNameField(browser,null);
- filenameField.setText(name);
- filenameField.selectAll();
- Box box = new Box(BoxLayout.Y_AXIS);
- box.add(Box.createGlue());
- box.add(filenameField);
- box.add(Box.createGlue());
- JLabel label = new JLabel(jEdit.getProperty("vfs.browser.dialog.filename"));
- label.setDisplayedMnemonic(jEdit.getProperty(
- "vfs.browser.dialog.filename.mnemonic").charAt(0));
- label.setLabelFor(filenameField);
- panel.add(label);
- panel.add(Box.createHorizontalStrut(12));
- panel.add(box);
- panel.add(Box.createHorizontalStrut(12));
- GUIUtilities.requestFocus(this,filenameField);
- ok = new JButton();
- getRootPane().setDefaultButton(ok);
- switch(mode)
- {
- case VFSBrowser.OPEN_DIALOG:
- case VFSBrowser.BROWSER_DIALOG:
- ok.setText(jEdit.getProperty("vfs.browser.dialog.open"));
- break;
- case VFSBrowser.CHOOSE_DIRECTORY_DIALOG:
- ok.setText(jEdit.getProperty("vfs.browser.dialog.choose-dir"));
- // so that it doesn't resize...
- Dimension dim = ok.getPreferredSize();
- ok.setPreferredSize(dim);
- break;
- case VFSBrowser.SAVE_DIALOG:
- ok.setText(jEdit.getProperty("vfs.browser.dialog.save"));
- break;
- }
- ok.addActionListener(new ActionHandler());
- panel.add(ok);
- panel.add(Box.createHorizontalStrut(6));
- cancel = new JButton(jEdit.getProperty("common.cancel"));
- cancel.addActionListener(new ActionHandler());
- panel.add(cancel);
- content.add(BorderLayout.SOUTH,panel);
- VFSManager.getIOThreadPool().addProgressListener(
- workThreadHandler = new WorkThreadHandler());
- pack();
- GUIUtilities.loadGeometry(this,"vfs.browser.dialog");
- show();
- } //}}}
- //{{{ dispose() method
- public void dispose()
- {
- GUIUtilities.saveGeometry(this,"vfs.browser.dialog");
- VFSManager.getIOThreadPool().removeProgressListener(workThreadHandler);
- super.dispose();
- } //}}}
- //{{{ ok() method
- public void ok()
- {
- VFS.DirectoryEntry[] files = browser.getSelectedFiles();
- filename = filenameField.getText();
- if(files.length != 0)
- {
- browser.filesActivated(VFSBrowser.M_OPEN,false);
- return;
- }
- else if(browser.getMode() == VFSBrowser.CHOOSE_DIRECTORY_DIALOG
- && (filename == null || filename.length() == 0))
- {
- isOK = true;
- dispose();
- return;
- }
- else if(filename == null || filename.length() == 0)
- {
- getToolkit().beep();
- return;
- }
- String bufferDir = browser.getView().getBuffer()
- .getDirectory();
- if(filename.equals("-"))
- filename = bufferDir;
- else if(filename.startsWith("-/")
- || filename.startsWith("-" + File.separator))
- {
- filename = MiscUtilities.constructPath(
- bufferDir,filename.substring(2));
- }
- final int[] type = { -1 };
- final String path = MiscUtilities.constructPath(
- browser.getDirectory(),filename);
- final VFS vfs = VFSManager.getVFSForPath(path);
- Object session = vfs.createVFSSession(path,this);
- if(session == null)
- return;
- VFSManager.runInWorkThread(new GetFileTypeRequest(
- vfs,session,path,type));
- VFSManager.runInAWTThread(new Runnable()
- {
- public void run()
- {
- switch(type[0])
- {
- case VFS.DirectoryEntry.FILE:
- if(browser.getMode() == VFSBrowser.CHOOSE_DIRECTORY_DIALOG)
- break;
- if(vfs instanceof FileVFS)
- {
- if(doFileExistsWarning(path))
- break;
- }
- isOK = true;
- if(browser.getMode() == VFSBrowser.BROWSER_DIALOG)
- {
- Hashtable props = new Hashtable();
- props.put(Buffer.ENCODING,browser.currentEncoding);
- jEdit.openFile(browser.getView(),
- browser.getDirectory(),
- path,false,props);
- }
- dispose();
- break;
- case VFS.DirectoryEntry.DIRECTORY:
- case VFS.DirectoryEntry.FILESYSTEM:
- browser.setDirectory(path);
- break;
- }
- }
- });
- } //}}}
- //{{{ cancel() method
- public void cancel()
- {
- dispose();
- } //}}}
- //{{{ getSelectedFiles() method
- public String[] getSelectedFiles()
- {
- if(!isOK)
- return null;
- //String filename = filenameField.getText();
- if(browser.getMode() == VFSBrowser.CHOOSE_DIRECTORY_DIALOG)
- {
- return new String[] { browser.getDirectory() };
- }
- else if(filename != null && filename.length() != 0)
- {
- String path = browser.getDirectory();
- return new String[] { MiscUtilities.constructPath(
- path,filename) };
- }
- else
- {
- Vector vector = new Vector();
- VFS.DirectoryEntry[] selectedFiles = browser.getSelectedFiles();
- for(int i = 0; i < selectedFiles.length; i++)
- {
- VFS.DirectoryEntry file = selectedFiles[i];
- if(file.type == VFS.DirectoryEntry.FILE)
- vector.addElement(file.path);
- }
- String[] retVal = new String[vector.size()];
- vector.copyInto(retVal);
- return retVal;
- }
- } //}}}
- //{{{ Private members
- //{{{ Instance variables
- private VFSBrowser browser;
- private VFSFileNameField filenameField;
- private String filename;
- private JButton ok;
- private JButton cancel;
- private boolean isOK;
- private WorkThreadHandler workThreadHandler;
- //}}}
- //{{{ doFileExistsWarning() method
- private boolean doFileExistsWarning(String filename)
- {
- if(browser.getMode() == VFSBrowser.SAVE_DIALOG
- && new File(filename).exists())
- {
- String[] args = { MiscUtilities.getFileName(filename) };
- int result = GUIUtilities.confirm(browser,
- "fileexists",args,
- JOptionPane.YES_NO_OPTION,
- JOptionPane.WARNING_MESSAGE);
- if(result != JOptionPane.YES_OPTION)
- return true;
- }
- return false;
- } //}}}
- //}}}
- //{{{ Inner classes
- //{{{ ActionHandler class
- class ActionHandler implements ActionListener
- {
- public void actionPerformed(ActionEvent evt)
- {
- if(evt.getSource() == ok)
- {
- if(!browser.getDirectory().equals(
- browser.getDirectoryField().getText()))
- {
- browser.setDirectory(browser.getDirectoryField().getText());
- }
- else
- ok();
- }
- else if(evt.getSource() == cancel)
- cancel();
- }
- } //}}}
- //{{{ BrowserHandler class
- class BrowserHandler implements BrowserListener
- {
- //{{{ filesSelected() method
- public void filesSelected(VFSBrowser browser, VFS.DirectoryEntry[] files)
- {
- if(files.length == 0)
- {
- if(browser.getMode() == VFSBrowser.CHOOSE_DIRECTORY_DIALOG)
- {
- ok.setText(jEdit.getProperty(
- "vfs.browser.dialog.choose-dir"));
- }
- return;
- }
- else if(files.length == 1)
- {
- if(browser.getMode() == VFSBrowser.CHOOSE_DIRECTORY_DIALOG)
- {
- ok.setText(jEdit.getProperty(
- "vfs.browser.dialog.open"));
- }
- VFS.DirectoryEntry file = files[0];
- if(file.type == VFS.DirectoryEntry.FILE)
- {
- String path = file.path;
- String directory = browser.getDirectory();
- String parent = MiscUtilities
- .getParentOfPath(path);
- if(VFSBrowser.pathsEqual(parent,directory))
- path = file.name;
- filenameField.setText(path);
- filenameField.selectAll();
- }
- }
- else
- {
- if(browser.getMode() == VFSBrowser.CHOOSE_DIRECTORY_DIALOG)
- {
- ok.setText(jEdit.getProperty(
- "vfs.browser.dialog.open"));
- }
- filenameField.setText(null);
- }
- } //}}}
- //{{{ filesActivated() method
- public void filesActivated(VFSBrowser browser, VFS.DirectoryEntry[] files)
- {
- filenameField.selectAll();
- if(files.length == 0)
- {
- // user pressed enter when the vfs table or
- // file name field has focus, with nothing
- // selected.
- ok();
- return;
- }
- for(int i = 0; i < files.length; i++)
- {
- if(files[i].type == VFS.DirectoryEntry.FILE)
- {
- String path = files[i].path;
- VFS vfs = VFSManager.getVFSForPath(path);
- if(browser.getMode() == VFSBrowser.SAVE_DIALOG
- && vfs instanceof FileVFS)
- {
- if(doFileExistsWarning(path))
- return;
- }
- isOK = true;
- filenameField.setText(null);
- if(browser.getMode() != VFSBrowser.CHOOSE_DIRECTORY_DIALOG)
- {
- dispose();
- }
- return;
- }
- else
- return;
- }
- } //}}}
- } //}}}
- //{{{ KeyHandler class
- class KeyHandler extends KeyAdapter
- {
- public void keyTyped(KeyEvent evt)
- {
- switch(evt.getKeyChar())
- {
- case '/':
- case '-':
- case '~':
- filenameField.processKeyEvent(evt);
- filenameField.requestFocus();
- break;
- }
- }
- } //}}}
- //{{{ WorkThreadListener class
- class WorkThreadHandler implements WorkThreadProgressListener
- {
- //{{{ statusUpdate() method
- public void statusUpdate(final WorkThreadPool threadPool,
- final int threadIndex)
- {
- SwingUtilities.invokeLater(new Runnable()
- {
- public void run()
- {
- int requestCount = threadPool.getRequestCount();
- if(requestCount == 0)
- {
- getContentPane().setCursor(
- Cursor.getDefaultCursor());
- }
- else if(requestCount >= 1)
- {
- getContentPane().setCursor(
- Cursor.getPredefinedCursor(
- Cursor.WAIT_CURSOR));
- }
- }
- });
- } //}}}
- //{{{ progressUpdate() method
- public void progressUpdate(WorkThreadPool threadPool, int threadIndex)
- {
- } //}}}
- } //}}}
- //{{{ GetFileTypeRequest class
- class GetFileTypeRequest implements Runnable
- {
- VFS vfs;
- Object session;
- String path;
- int[] type;
- GetFileTypeRequest(VFS vfs, Object session,
- String path, int[] type)
- {
- this.vfs = vfs;
- this.session = session;
- this.path = path;
- this.type = type;
- }
- public void run()
- {
- try
- {
- VFS.DirectoryEntry entry
- = vfs._getDirectoryEntry(
- session,
- path,
- browser);
- if(entry == null)
- {
- // non-existent file
- type[0] = VFS.DirectoryEntry.FILE;
- }
- else
- type[0] = entry.type;
- }
- catch(IOException e)
- {
- Log.log(Log.ERROR,this,e);
- VFSManager.error(browser,path,
- "ioerror",
- new String[]
- { e.toString() });
- return;
- }
- finally
- {
- try
- {
- vfs._endVFSSession(
- session,
- browser);
- }
- catch(IOException e)
- {
- Log.log(Log.ERROR,this,e);
- VFSManager.error(browser,path,
- "ioerror",
- new String[]
- { e.toString() });
- return;
- }
- }
- }
- } //}}}
- //}}}
- }