/jEdit/tags/jedit-4-5-pre1/org/gjt/sp/jedit/browser/VFSDirectoryEntryTable.java
Java | 666 lines | 530 code | 76 blank | 60 comment | 82 complexity | f344a9587633546af7a7fcdf81ccc458 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
- /*
- * VFSDirectoryEntryTable.java - VFS directory entry table
- * :tabSize=8:indentSize=8:noTabs=false:
- * :folding=explicit:collapseFolds=1:
- *
- * Copyright (C) 2003, 2005 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.event.*;
- import javax.swing.table.*;
- import javax.swing.*;
- import java.awt.event.*;
- import java.awt.font.*;
- import java.awt.*;
- import java.util.LinkedList;
- import java.util.Set;
- import org.gjt.sp.jedit.browser.VFSDirectoryEntryTableModel.Entry;
- import org.gjt.sp.jedit.io.VFS;
- import org.gjt.sp.jedit.io.VFSFile;
- import org.gjt.sp.jedit.io.VFSManager;
- import org.gjt.sp.jedit.msg.VFSPathSelected;
- import org.gjt.sp.jedit.ActionContext;
- import org.gjt.sp.jedit.EditAction;
- import org.gjt.sp.jedit.EditBus;
- import org.gjt.sp.jedit.MiscUtilities;
- import org.gjt.sp.jedit.GUIUtilities;
- import org.gjt.sp.jedit.jEdit;
- import org.gjt.sp.util.Log;
- import org.gjt.sp.util.ThreadUtilities;
- //}}}
- /**
- * @author Slava Pestov
- * @version $Id: VFSDirectoryEntryTable.java 18960 2010-11-15 19:23:52Z ezust $
- * @since jEdit 4.2pre1
- */
- public class VFSDirectoryEntryTable extends JTable
- {
- //{{{ VFSDirectoryEntryTable constructor
- VFSDirectoryEntryTable(BrowserView browserView)
- {
- super(new VFSDirectoryEntryTableModel());
- this.browserView = browserView;
- setShowGrid(false);
- setIntercellSpacing(new Dimension(0,0));
- setDefaultRenderer(Entry.class,
- renderer = new FileCellRenderer());
- header = getTableHeader();
- header.setReorderingAllowed(false);
- addMouseListener(new MainMouseHandler());
- header.addMouseListener(new MouseHandler());
- header.setDefaultRenderer(new HeaderRenderer(
- (DefaultTableCellRenderer)header.getDefaultRenderer()));
- setRowSelectionAllowed(true);
- getColumnModel().addColumnModelListener(new ColumnHandler());
- setAutoResizeMode(AUTO_RESIZE_OFF);
- } //}}}
- //{{{ selectFile() method
- public boolean selectFile(String path)
- {
- for(int i = 0; i < getRowCount(); i++)
- {
- Entry entry = (Entry) getValueAt(i,1);
- if(entry.dirEntry.getPath().equals(path))
- {
- setSelectedRow(i);
- return true;
- }
- }
- return false;
- } //}}}
- //{{{ doTypeSelect() method
- public void doTypeSelect(String str, boolean dirsOnly)
- {
- if(str.length() == 0)
- clearSelection();
- else if(getSelectedRow() == -1)
- doTypeSelect(str,0,getRowCount(),dirsOnly);
- else
- {
- int start = getSelectionModel().getMaxSelectionIndex();
- boolean retVal = doTypeSelect(str,start,getRowCount(),
- dirsOnly);
- if(!retVal)
- {
- // scan from selection to end failed, so
- // scan from start to selection
- doTypeSelect(str,0,start,dirsOnly);
- }
- }
- } //}}}
- //{{{ getSelectedFiles() method
- public VFSFile[] getSelectedFiles()
- {
- VFSDirectoryEntryTableModel model
- = (VFSDirectoryEntryTableModel)getModel();
- java.util.List<VFSFile> returnValue = new LinkedList<VFSFile>();
- int[] selectedRows = getSelectedRows();
- for(int i = 0; i < selectedRows.length; i++)
- {
- returnValue.add(model.files[selectedRows[i]].dirEntry);
- }
- return returnValue.toArray(new VFSFile[returnValue.size()]);
- } //}}}
- //{{{ getExpandedDirectories() method
- public void getExpandedDirectories(Set<String> set)
- {
- VFSDirectoryEntryTableModel model
- = (VFSDirectoryEntryTableModel)getModel();
- if(model.files != null)
- {
- for(int i = 0; i < model.files.length; i++)
- {
- if(model.files[i].expanded)
- set.add(model.files[i].dirEntry.getPath());
- }
- }
- } //}}}
- //{{{ toggleExpanded() method
- public void toggleExpanded(final int row)
- {
- VFSDirectoryEntryTableModel model
- = (VFSDirectoryEntryTableModel)getModel();
- Entry entry = model.files[row];
- if(entry.dirEntry.getType() == VFSFile.FILE)
- return;
- Runnable delayedAwtTask = new Runnable()
- {
- public void run()
- {
- setSelectedRow(row);
- }
- };
- if(entry.expanded)
- {
- model.collapse(VFSManager.getVFSForPath(
- entry.dirEntry.getPath()),row);
- resizeColumns();
- ThreadUtilities.runInDispatchThread(delayedAwtTask);
- }
- else
- {
- browserView.clearExpansionState();
- browserView.loadDirectory(entry,entry.dirEntry.getPath(),
- false, delayedAwtTask);
- }
- } //}}}
- //{{{ setDirectory() method
- public void setDirectory(VFS vfs, Object node, java.util.List<VFSFile> list,
- Set<String> tmpExpanded)
- {
- timer.stop();
- typeSelectBuffer.setLength(0);
- VFSDirectoryEntryTableModel model = (VFSDirectoryEntryTableModel)getModel();
- int startIndex;
- if(node == null)
- {
- startIndex = 0;
- model.setRoot(vfs,list);
- }
- else
- {
- startIndex =
- model.expand(
- vfs,
- (Entry)node,
- list);
- startIndex++;
- }
- for(int i = 0; i < list.size(); i++)
- {
- Entry e = model.files[startIndex + i];
- String path = e.dirEntry.getPath();
- if(tmpExpanded.contains(path))
- {
- browserView.loadDirectory(e,path,false);
- tmpExpanded.remove(path);
- }
- }
- resizeColumns();
- } //}}}
- //{{{ maybeReloadDirectory() method
- public void maybeReloadDirectory(String path)
- {
- VFSDirectoryEntryTableModel model
- = (VFSDirectoryEntryTableModel)getModel();
- for(int i = 0; i < model.files.length; i++)
- {
- Entry e = model.files[i];
- if(!e.expanded || e.dirEntry.getType() == VFSFile.FILE)
- continue;
- VFSFile dirEntry = e.dirEntry;
- // work around for broken FTP plugin!
- String otherPath;
- if(dirEntry.getSymlinkPath() == null)
- otherPath = dirEntry.getPath();
- else
- otherPath = dirEntry.getSymlinkPath();
- if(MiscUtilities.pathsEqual(path,otherPath))
- {
- browserView.saveExpansionState();
- browserView.loadDirectory(e,path,false);
- return;
- }
- }
- } //}}}
- //{{{ propertiesChanged() method
- public void propertiesChanged()
- {
- renderer.propertiesChanged();
- VFSFile template = new VFSFile(
- "foo","foo","foo",VFSFile.FILE,0L,false);
- setRowHeight(renderer.getTableCellRendererComponent(
- this,new Entry(template,0),
- false,false,0,0).getPreferredSize().height);
- Dimension prefSize = getPreferredSize();
- setPreferredScrollableViewportSize(new Dimension(prefSize.width,
- getRowHeight() * 12));
- } //}}}
- //{{{ scrollRectToVisible() method
- @Override
- public void scrollRectToVisible(Rectangle rect)
- {
- // avoid scrolling to the right
- rect.width = 0;
- super.scrollRectToVisible(rect);
- } //}}}
- //{{{ processKeyEvent() method
- @Override
- public void processKeyEvent(KeyEvent evt)
- {
- if(evt.getID() == KeyEvent.KEY_PRESSED)
- {
- VFSDirectoryEntryTableModel model =
- (VFSDirectoryEntryTableModel)getModel();
- int row = getSelectedRow();
- ActionContext ac = VFSBrowser.getActionContext();
- ActionContext jac = jEdit.getActionContext();
- EditAction browserUp = ac.getAction("vfs.browser.up");
- VFSBrowser browser = browserView.getBrowser();
- switch(evt.getKeyCode())
- {
- case KeyEvent.VK_LEFT:
- evt.consume();
- if ((evt.getModifiers() & InputEvent.ALT_MASK)>0)
- {
- browser.previousDirectory();
- }
- else
- {
- if(row != -1)
- {
- if(model.files[row].expanded)
- {
- toggleExpanded(row);
- return;
- }
- for(int i = row - 1; i >= 0; i--)
- {
- if(model.files[i].expanded &&
- model.files[i].level < model.files[row].level)
- {
- setSelectedRow(i);
- return;
- }
- }
- }
- String dir = browserView.getBrowser()
- .getDirectory();
- dir = MiscUtilities.getParentOfPath(dir);
- browserView.getBrowser().setDirectory(dir);
- }
- break;
- case KeyEvent.VK_TAB:
- evt.consume();
- if ((evt.getModifiers() & InputEvent.SHIFT_MASK) > 0)
- {
- browserView.getParentDirectoryList().requestFocus();
- }
- else
- {
- browser.focusOnDefaultComponent();
- }
- break;
- case KeyEvent.VK_BACK_SPACE:
- evt.consume();
- ac.invokeAction(evt, browserUp);
- break;
- case KeyEvent.VK_UP:
- if ((evt.getModifiers() & InputEvent.ALT_MASK) >0)
- {
- evt.consume();
- ac.invokeAction(evt, browserUp);
- }
- break;
- case KeyEvent.VK_DELETE:
- evt.consume();
- EditAction deleteAct = ac.getAction("vfs.browser.delete");
- ac.invokeAction(evt, deleteAct);
- break;
- case KeyEvent.VK_N:
- if ((evt.getModifiersEx() & InputEvent.CTRL_DOWN_MASK) == InputEvent.CTRL_DOWN_MASK)
- {
- evt.consume();
- EditAction ea = ac.getAction("vfs.browser.new-file");
- ac.invokeAction(evt, ea);
- }
- break;
- case KeyEvent.VK_INSERT:
- evt.consume();
- EditAction newDir = ac.getAction("vfs.browser.new-directory");
- ac.invokeAction(evt, newDir);
- break;
- case KeyEvent.VK_ESCAPE:
- EditAction cda = ac.getAction("vfs.browser.closedialog");
- ac.invokeAction(evt, cda);
- break;
- case KeyEvent.VK_F2:
- EditAction ren = ac.getAction("vfs.browser.rename");
- evt.consume();
- ac.invokeAction(evt, ren);
- break;
- case KeyEvent.VK_F5:
- evt.consume();
- EditAction reload= ac.getAction("vfs.browser.reload");
- ac.invokeAction(evt, reload);
- break;
- case KeyEvent.VK_F6:
- case KeyEvent.VK_RIGHT:
- evt.consume();
- if ((evt.getModifiers() & InputEvent.ALT_MASK)>0)
- {
- browser.nextDirectory();
- }
- else if(row != -1)
- {
- if(!model.files[row].expanded)
- toggleExpanded(row);
- }
- break;
- case KeyEvent.VK_ENTER:
- evt.consume();
- browserView.getBrowser().filesActivated(
- evt.isShiftDown()
- ? VFSBrowser.M_OPEN_NEW_VIEW
- : VFSBrowser.M_OPEN,false);
- break;
- }
- }
- else if(evt.getID() == KeyEvent.KEY_TYPED)
- {
- if(evt.isControlDown() || evt.isAltDown()
- || evt.isMetaDown())
- {
- evt.consume();
- return;
- }
- // hack...
- if(evt.isShiftDown() && evt.getKeyChar() == '\n')
- {
- evt.consume();
- return;
- }
- VFSBrowser browser = browserView.getBrowser();
- switch(evt.getKeyChar())
- {
- case '~':
- evt.consume();
- if(browser.getMode() == VFSBrowser.BROWSER)
- browser.setDirectory(System.getProperty(
- "user.home"));
- break;
- case '/':
- evt.consume();
- if(browser.getMode() == VFSBrowser.BROWSER)
- browser.rootDirectory();
- break;
- case '-':
- evt.consume();
- if(browser.getMode() == VFSBrowser.BROWSER)
- {
- browser.setDirectory(
- browser.getView().getBuffer()
- .getDirectory());
- }
- break;
- default:
- evt.consume();
- typeSelectBuffer.append(evt.getKeyChar());
- doTypeSelect(typeSelectBuffer.toString(),
- browser.getMode() == VFSBrowser
- .CHOOSE_DIRECTORY_DIALOG);
- timer.stop();
- timer.setInitialDelay(750);
- timer.setRepeats(false);
- timer.start();
- return;
- }
- }
- if(!evt.isConsumed())
- super.processKeyEvent(evt);
- } //}}}
- //{{{ setSelectedRow() method
- public void setSelectedRow(int row)
- {
- getSelectionModel().setSelectionInterval(row,row);
- scrollRectToVisible(getCellRect(row,0,true));
- } //}}}
- //{{{ Private members
- private final BrowserView browserView;
- private final JTableHeader header;
- private final FileCellRenderer renderer;
- private final StringBuffer typeSelectBuffer = new StringBuffer();
- private final Timer timer = new Timer(0,new ClearTypeSelect());
- private boolean resizingColumns;
- //{{{ doTypeSelect() method
- private boolean doTypeSelect(String str, int start, int end,
- boolean dirsOnly)
- {
- VFSFile[] files = ((VFSDirectoryEntryTableModel)
- getModel()).getFiles();
- int index = VFSFile.findCompletion(files,start,end,str,dirsOnly);
- if(index != -1)
- {
- setSelectedRow(index);
- return true;
- }
- else
- return false;
- } //}}}
- //{{{ resizeColumns() method
- private void resizeColumns()
- {
- VFSDirectoryEntryTableModel model = (VFSDirectoryEntryTableModel)getModel();
- FontRenderContext fontRenderContext = new FontRenderContext(
- null,false,false);
- int[] widths = new int[model.getColumnCount()];
- for(int i = 0; i < widths.length; i++)
- {
- String columnName = model.getColumnName(i);
- if(columnName != null)
- {
- widths[i] = (int)renderer.plainFont
- .getStringBounds(columnName,
- fontRenderContext).getWidth();
- }
- }
- for(int i = 1; i < widths.length; i++)
- {
- //String extAttr = model.getExtendedAttribute(i);
- widths[i] = Math.max(widths[i],model.getColumnWidth(i));
- }
- for(int i = 0; i < model.files.length; i++)
- {
- Entry entry = model.files[i];
- Font font = entry.dirEntry.getType()
- == VFSFile.FILE
- ? renderer.plainFont : renderer.boldFont;
- widths[0] = Math.max(widths[0],renderer.getEntryWidth(
- entry,font,fontRenderContext));
- }
- widths[0] += 10;
- TableColumnModel columns = getColumnModel();
- try
- {
- resizingColumns = true;
- for(int i = 0; i < widths.length; i++)
- {
- columns.getColumn(i).setPreferredWidth(widths[i]);
- columns.getColumn(i).setWidth(widths[i]);
- }
- }
- finally
- {
- resizingColumns = false;
- }
- doLayout();
- } //}}}
- //{{{ saveWidths() method
- private void saveWidths()
- {
- if(resizingColumns)
- return;
- VFSDirectoryEntryTableModel model = (VFSDirectoryEntryTableModel)getModel();
- TableColumnModel columns = getColumnModel();
- for(int i = 1; i < model.getColumnCount(); i++)
- model.setColumnWidth(i,columns.getColumn(i).getWidth());
- } //}}}
- //}}}
- //{{{ ClearTypeSelect class
- class ClearTypeSelect implements ActionListener
- {
- public void actionPerformed(ActionEvent evt)
- {
- typeSelectBuffer.setLength(0);
- }
- } //}}}
- //{{{ ColumnHandler class
- class ColumnHandler implements TableColumnModelListener
- {
- public void columnAdded(TableColumnModelEvent e) {}
- public void columnRemoved(TableColumnModelEvent e) {}
- public void columnMoved(TableColumnModelEvent e) {}
- public void columnSelectionChanged(ListSelectionEvent e) {}
- public void columnMarginChanged(ChangeEvent e)
- {
- saveWidths();
- }
- } //}}}
- //{{{ class MainMouseHandler
- class MainMouseHandler extends MouseInputAdapter
- {
- @Override
- public void mouseClicked(MouseEvent e)
- {
- super.mouseClicked(e);
- int ind = getSelectionModel().getMinSelectionIndex();
- if (ind == -1)
- return;
- Entry node = (Entry) getModel().getValueAt(ind, 0);
- boolean isDir = node.dirEntry.getType() == VFSFile.DIRECTORY;
- EditBus.send(new VFSPathSelected(jEdit.getActiveView(),
- node.dirEntry.getPath(), isDir));
- }
- } //}}}
- //{{{ MouseHandler class
- class MouseHandler extends MouseInputAdapter
- {
- @Override
- public void mousePressed(MouseEvent evt)
- {
- // double click on columns header
- if (evt.getSource() == header && evt.getClickCount() == 2)
- {
- VFSDirectoryEntryTableModel model = (VFSDirectoryEntryTableModel) header.getTable().getModel();
- TableColumnModel columnModel = header.getColumnModel();
- int viewColumn = columnModel.getColumnIndexAtX(evt.getX());
- int column = columnModel.getColumn(viewColumn).getModelIndex();
- saveWidths();
- if(model.sortByColumn(column))
- {
- resizeColumns();
- Log.log(Log.DEBUG,this,"VFSDirectoryEntryTable sorted by "
- + model.getColumnName(column)
- + (model.getAscending() ? " ascending" : " descending") );
- }
- }
- }
- } //}}}
- //{{{ HeaderRenderer
- static class HeaderRenderer extends DefaultTableCellRenderer
- {
- private final DefaultTableCellRenderer tcr;
- HeaderRenderer(DefaultTableCellRenderer tcr)
- {
- this.tcr = tcr;
- }
- @Override
- public Component getTableCellRendererComponent(JTable table, Object value,
- boolean isSelected, boolean hasFocus, int row, int column)
- {
- JLabel l = (JLabel)tcr.getTableCellRendererComponent(table,value,isSelected,hasFocus,row,column);
- VFSDirectoryEntryTableModel model = (VFSDirectoryEntryTableModel)table.getModel();
- Icon icon = column == model.getSortColumn()
- ? model.getAscending() ? ASC_ICON : DESC_ICON
- : null;
- l.setIcon(icon);
- // l.setHorizontalTextPosition(l.LEADING);
- return l;
- }
- } //}}}
- //{{{ SortOrder Icons
- static final Icon ASC_ICON = GUIUtilities.loadIcon("arrow-asc.png");
- static final Icon DESC_ICON = GUIUtilities.loadIcon("arrow-desc.png");
- //}}}
- }