/*
* Copyright (c) 2005-2016 Laf-Widget Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of Laf-Widget Kirill Grouchnikov nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.pushingpixels.lafwidget.text;
import java.awt.Point;
import java.awt.Toolkit;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.event.ActionEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.AbstractAction;
import javax.swing.JPopupMenu;
import javax.swing.SwingUtilities;
import javax.swing.text.JTextComponent;
import org.pushingpixels.lafwidget.LafWidgetAdapter;
import org.pushingpixels.lafwidget.LafWidgetUtilities;
import org.pushingpixels.lafwidget.text.svg.Edit_copy;
import org.pushingpixels.lafwidget.text.svg.Edit_cut;
import org.pushingpixels.lafwidget.text.svg.Edit_delete_2;
import org.pushingpixels.lafwidget.text.svg.Edit_paste;
import org.pushingpixels.lafwidget.text.svg.Edit_select_all;
/**
* Adds edit context menu on text components.
*
* @author Kirill Grouchnikov
*/
public class EditContextMenuWidget extends LafWidgetAdapter<JTextComponent> {
/**
* Mouse listener for showing the edit context menu.
*/
protected MouseListener menuMouseListener;
/*
* (non-Javadoc)
*
* @see org.pushingpixels.lafwidget.LafWidget#requiresCustomLafSupport()
*/
public boolean requiresCustomLafSupport() {
return false;
}
/*
* (non-Javadoc)
*
* @see org.pushingpixels.lafwidget.LafWidgetAdapter#installListeners()
*/
@Override
public void installListeners() {
this.menuMouseListener = new MouseAdapter() {
// fix for issue 8 - use mousePressed instead of
// mouseClicked so that it will be triggered on Linux.
@Override
public void mousePressed(MouseEvent e) {
this.handleMouseEvent(e);
}
@Override
public void mouseReleased(MouseEvent e) {
this.handleMouseEvent(e);
}
private void handleMouseEvent(MouseEvent e) {
if (!LafWidgetUtilities.hasTextEditContextMenu(jcomp))
return;
if (!e.isPopupTrigger())
return;
// request focus
jcomp.requestFocus(true);
JPopupMenu editMenu = new JPopupMenu();
editMenu.add(new CutAction());
editMenu.add(new CopyAction());
editMenu.add(new PasteAction());
editMenu.addSeparator();
editMenu.add(new DeleteAction());
editMenu.add(new SelectAllAction());
Point pt = SwingUtilities.convertPoint(e.getComponent(), e.getPoint(), jcomp);
editMenu.show(jcomp, pt.x, pt.y);
}
};
jcomp.addMouseListener(this.menuMouseListener);
}
/*
* (non-Javadoc)
*
* @see org.pushingpixels.lafwidget.LafWidgetAdapter#uninstallListeners()
*/
@Override
public void uninstallListeners() {
jcomp.removeMouseListener(this.menuMouseListener);
this.menuMouseListener = null;
}
/**
* <code>Paste</code> action.
*
* @author Kirill Grouchnikov
*/
private class PasteAction extends AbstractAction {
/**
* Creates new <code>Paste</code> action.
*/
public PasteAction() {
super(LafWidgetUtilities.getResourceBundle(jcomp).getString("EditMenu.paste"), Edit_paste.of(16, 16));
}
/*
* (non-Javadoc)
*
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.
* ActionEvent )
*/
public void actionPerformed(ActionEvent e) {
jcomp.paste();
}
/*
* (non-Javadoc)
*
* @see javax.swing.AbstractAction#isEnabled()
*/
@Override
public boolean isEnabled() {
if (jcomp.isEditable() && jcomp.isEnabled()) {
Transferable contents = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(this);
return contents.isDataFlavorSupported(DataFlavor.stringFlavor);
} else
return false;
}
}
/**
* <code>Select All</code> action.
*
* @author Kirill Grouchnikov
*/
private class SelectAllAction extends AbstractAction {
/**
* Creates new <code>Select All</code> action.
*/
public SelectAllAction() {
super(LafWidgetUtilities.getResourceBundle(jcomp).getString("EditMenu.selectAll"),
Edit_select_all.of(16, 16));
}
/*
* (non-Javadoc)
*
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.
* ActionEvent )
*/
public void actionPerformed(ActionEvent e) {
jcomp.selectAll();
}
/*
* (non-Javadoc)
*
* @see javax.swing.AbstractAction#isEnabled()
*/
@Override
public boolean isEnabled() {
return jcomp.isEnabled() && (jcomp.getDocument().getLength() > 0);
}
}
/**
* <code>Delete</code> action.
*
* @author Kirill Grouchnikov
*/
private class DeleteAction extends AbstractAction {
/**
* Creates new <code>Delete</code> action.
*/
public DeleteAction() {
super(LafWidgetUtilities.getResourceBundle(jcomp).getString("EditMenu.delete"),
Edit_delete_2.of(16, 16));
}
/*
* (non-Javadoc)
*
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.
* ActionEvent )
*/
public void actionPerformed(ActionEvent e) {
jcomp.replaceSelection(null);
}
/*
* (non-Javadoc)
*
* @see javax.swing.AbstractAction#isEnabled()
*/
@Override
public boolean isEnabled() {
return jcomp.isEditable() && jcomp.isEnabled() && (jcomp.getSelectedText() != null);
}
}
/**
* <code>Cut</code> action.
*
* @author Kirill Grouchnikov
*/
private class CutAction extends AbstractAction {
/**
* Creates new <code>Cut</code> action.
*/
public CutAction() {
super(LafWidgetUtilities.getResourceBundle(jcomp).getString("EditMenu.cut"),
Edit_cut.of(16, 16));
}
/*
* (non-Javadoc)
*
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.
* ActionEvent )
*/
public void actionPerformed(ActionEvent e) {
jcomp.cut();
}
/*
* (non-Javadoc)
*
* @see javax.swing.AbstractAction#isEnabled()
*/
@Override
public boolean isEnabled() {
return jcomp.isEditable() && jcomp.isEnabled() && (jcomp.getSelectedText() != null);
}
}
/**
* <code>Copy</code> action.
*
* @author Kirill Grouchnikov
*/
private class CopyAction extends AbstractAction {
/**
* Creates new <code>Copy</code> action.
*/
public CopyAction() {
super(LafWidgetUtilities.getResourceBundle(jcomp).getString("EditMenu.copy"),
Edit_copy.of(16, 16));
}
/*
* (non-Javadoc)
*
* @see java.awt.event.ActionListener#actionPerformed(java.awt.event.
* ActionEvent )
*/
public void actionPerformed(ActionEvent e) {
jcomp.copy();
}
/*
* (non-Javadoc)
*
* @see javax.swing.AbstractAction#isEnabled()
*/
@Override
public boolean isEnabled() {
return jcomp.isEnabled() && (jcomp.getSelectedText() != null);
}
}
}