/jEdit/tags/jedit-4-5-pre1/org/gjt/sp/jedit/gui/statusbar/ErrorsWidgetFactory.java
# · Java · 318 lines · 234 code · 39 blank · 45 comment · 23 complexity · 2a0973689a74debc376a3891d9c944e2 MD5 · raw file
- /*
- * ErrorsWidgetFactory.java - The error widget service
- * :tabSize=8:indentSize=8:noTabs=false:
- * :folding=explicit:collapseFolds=1:
- *
- * Copyright (C) 2008-2011 Matthieu Casanova
- *
- * 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.gui.statusbar;
- //{{{ Imports
- import org.gjt.sp.jedit.View;
- import org.gjt.sp.jedit.jEdit;
- import org.gjt.sp.jedit.GUIUtilities;
- import org.gjt.sp.jedit.gui.EnhancedDialog;
- import org.gjt.sp.jedit.syntax.SyntaxStyle;
- import org.gjt.sp.util.Log;
- import javax.swing.*;
- import java.awt.*;
- import java.awt.event.*;
- import java.io.PrintStream;
- import java.io.ByteArrayOutputStream;
- //}}}
- /**
- * This widget will show you in the status bar the last errors reported in jEdit.
- * @author Matthieu Casanova
- * @since jEdit 4.3pre15
- */
- public class ErrorsWidgetFactory implements StatusWidgetFactory
- {
- //{{{ getWidget() method
- @Override
- public Widget getWidget(View view)
- {
- Widget errorWidget = new ErrorWidget(view);
- return errorWidget;
- } //}}}
- //{{{ ErrorWidget class
- private static class ErrorWidget implements Widget
- {
- private final ErrorHighlight errorHighlight;
- ErrorWidget(View view)
- {
- errorHighlight = new ErrorHighlight(view);
- }
- @Override
- public JComponent getComponent()
- {
- return errorHighlight;
- }
- @Override
- public void update()
- {
- errorHighlight.update();
- }
- @Override
- public void propertiesChanged()
- {
- }
- } //}}}
- //{{{ ErrorHighlight class
- private static class ErrorHighlight extends JLabel implements ActionListener
- {
- private int currentSize;
- private final Color foregroundColor;
- //{{{ ErrorHighlight constructor
- ErrorHighlight(View view)
- {
- String defaultFont = jEdit.getProperty("view.font");
- int defaultFontSize = jEdit.getIntegerProperty("view.fontsize", 12);
- SyntaxStyle invalid = GUIUtilities.parseStyle(
- jEdit.getProperty("view.style.invalid"),
- defaultFont,defaultFontSize);
- foregroundColor = invalid.getForegroundColor();
- setForeground(foregroundColor);
- setBackground(jEdit.getColorProperty("view.status.background"));
- addMouseListener(new MyMouseAdapter(view));
- } //}}}
- //{{{ addNotify() method
- @Override
- public void addNotify()
- {
- super.addNotify();
- update();
- int millisecondsPerMinute = 1000;
- timer = new Timer(millisecondsPerMinute, this);
- timer.start();
- ToolTipManager.sharedInstance().registerComponent(this);
- } //}}}
- //{{{ removeNotify() method
- @Override
- public void removeNotify()
- {
- timer.stop();
- ToolTipManager.sharedInstance().unregisterComponent(this);
- super.removeNotify();
- } //}}}
- //{{{ getToolTipLocation() method
- @Override
- public Point getToolTipLocation(MouseEvent event)
- {
- return new Point(event.getX(), -20);
- } //}}}
- //{{{ actionPerformed() method
- @Override
- public void actionPerformed(ActionEvent e)
- {
- update();
- } //}}}
- private Timer timer;
- //{{{ update() method
- private void update()
- {
- int size = Log.throwables.size();
- if (size != currentSize)
- {
- currentSize = size;
- if (size == 0)
- {
- setText(null);
- setToolTipText(size + " error");
- }
- else
- {
- setForeground(foregroundColor);
- setText(Integer.toString(size) + " error(s)");
- setToolTipText(size + " error(s)");
- }
- }
- } //}}}
- //{{{ MyMouseAdapter class
- private class MyMouseAdapter extends MouseAdapter
- {
- private final View view;
- MyMouseAdapter(View view)
- {
- this.view = view;
- }
- @Override
- public void mouseClicked(MouseEvent e)
- {
- if (Log.throwables.isEmpty())
- return;
- if (GUIUtilities.isRightButton(e.getModifiers()))
- {
- JPopupMenu menu = GUIUtilities.loadPopupMenu("errorwidget.popupmenu");
- GUIUtilities.showPopupMenu(menu, ErrorHighlight.this, e.getX(), e.getY());
- }
- else if (e.getClickCount() == 2)
- new ErrorDialog(view);
- }
- } //}}}
- } //}}}
- //{{{ ErrorDialog class
- private static class ErrorDialog extends EnhancedDialog
- {
- private final JTextArea textArea;
- private final ByteArrayOutputStream byteArrayOutputStream;
- private final PrintStream printStream;
- private final JButton removeThisError;
- private final JButton removeAllErrors;
- private final Object[] throwables;
- private final JComboBox combo;
- //{{{ ErrorDialog constructor
- private ErrorDialog(Frame view)
- {
- super(view, "Errors", false);
- byteArrayOutputStream = new ByteArrayOutputStream();
- printStream = new PrintStream(byteArrayOutputStream);
- throwables = Log.throwables.toArray();
- textArea = new JTextArea();
- textArea.setEditable(false);
- if (throwables.length != 0)
- {
- Throwable throwable = (Throwable) throwables[0];
- setThrowable(throwable);
- }
- combo = new JComboBox(throwables);
- combo.addItemListener(new ItemListener()
- {
- public void itemStateChanged(ItemEvent e)
- {
- setThrowable((Throwable) combo.getSelectedItem());
- }
- });
- getContentPane().add(combo, BorderLayout.NORTH);
- getContentPane().add(new JScrollPane(textArea));
- Box buttons = new Box(BoxLayout.X_AXIS);
- buttons.add(Box.createGlue());
- buttons.add(removeThisError = new JButton(jEdit.getProperty("grab-key.remove")));
- buttons.add(Box.createHorizontalStrut(6));
- buttons.add(removeAllErrors = new JButton(jEdit.getProperty("common.clearAll")));
- ErrorDialog.MyActionListener actionListener = new MyActionListener();
- removeThisError.addActionListener(actionListener);
- removeAllErrors.addActionListener(actionListener);
- buttons.add(Box.createGlue());
- getContentPane().add(buttons, BorderLayout.SOUTH);
- pack();
- GUIUtilities.loadGeometry(this,"status.errorWidget");
- setVisible(true);
- } //}}}
- //{{{ setThrowable() method
- private void setThrowable(Throwable throwable)
- {
- if (throwable == null)
- {
- textArea.setText(null);
- }
- else
- {
- throwable.printStackTrace(printStream);
- textArea.setText(byteArrayOutputStream.toString());
- textArea.setCaretPosition(0);
- byteArrayOutputStream.reset();
- }
- } //}}}
- //{{{ dispose() method
- @Override
- public void dispose()
- {
- GUIUtilities.saveGeometry(this, "status.errorWidget");
- super.dispose();
- } //}}}
- //{{{ ok() method
- @Override
- public void ok()
- {
- dispose();
- } //}}}
- //{{{ cancel() method
- @Override
- public void cancel()
- {
- dispose();
- } //}}}
- //{{{ MyActionListener class
- private class MyActionListener implements ActionListener
- {
- @Override
- public void actionPerformed(ActionEvent e)
- {
- Object source = e.getSource();
- if (source == removeThisError)
- {
- Throwable throwable = (Throwable) combo.getSelectedItem();
- if (throwable != null)
- {
- Log.throwables.remove(throwable);
- combo.removeItem(throwable);
- if (combo.getItemCount() == 0)
- {
- dispose();
- }
- }
- }
- else if (source == removeAllErrors)
- {
- for (Object throwable : throwables)
- {
- Log.throwables.remove(throwable);
- }
- dispose();
- }
- }
- } //}}}
- } //}}}
- }