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/*****************************************************************************
* Copyright (c) 2013 CEA
*
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Soyatec - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.widgets.epf.richtext.extension;
import java.io.StringWriter;
import org.eclipse.epf.common.utils.XMLUtil;
import org.eclipse.epf.common.xml.XSLTProcessor;
import org.eclipse.epf.richtext.actions.CopyAction;
import org.eclipse.epf.richtext.actions.CutAction;
import org.eclipse.epf.richtext.actions.PastePlainTextAction;
import org.eclipse.papyrus.infra.widgets.epf.richtext.extension.actions.PasteAction;
import org.eclipse.papyrus.infra.widgets.epf.richtext.extension.actions.PasteTextOnlyAction;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MenuEvent;
import org.eclipse.swt.events.MenuListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
/**
* The default rich text control implementation.
* <p>
* The default rich text editor uses XHTML as the underlying markup language for the rich text content. It is implemented using a SWT
* <code>Browser</code> control and DHTML (HTML, CSS and JavaScript).
*
* @author Nguyen
*/
public class RichText extends org.eclipse.epf.richtext.RichText {
/**
* Creates a new instance.
*
* @param parent
* the parent composite
* @param style
* the style for this control
* @param basePath
* the path used for resolving links
*/
public RichText(Composite parent, int style, String basePath) {
super(parent, style, basePath);
}
/**
* Creates a new instance.
*
* @param parent
* the parent composite
* @param style
* the style for this control
*/
public RichText(Composite parent, int style) {
this(parent, style, null);
}
/**
* Fills the context menu with menu items.
*
* @param contextMenu
* a context menu containing rich text actions
*/
protected void fillContextMenu(Menu contextMenu) {
final MenuItem cutItem = new MenuItem(contextMenu, 8);
cutItem.setText(RichTextResources.cutAction_text);
cutItem.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
CutAction action = new CutAction(RichText.this);
action.execute(RichText.this);
}
});
final MenuItem copyItem = new MenuItem(contextMenu, 8);
copyItem.setText(RichTextResources.copyAction_text);
copyItem.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
CopyAction action = new CopyAction(RichText.this);
action.execute(RichText.this);
}
});
final MenuItem pasteItem = new MenuItem(contextMenu, 8);
pasteItem.setText(RichTextResources.pasteAction_text);
pasteItem.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
PasteAction action = new PasteAction(RichText.this);
action.execute(RichText.this);
}
});
final MenuItem pastePlainTextItem = new MenuItem(contextMenu, 8);
pastePlainTextItem.setText(RichTextResources.pasteKeepTextOnlyAction_text);
pastePlainTextItem.setImage(RichTextImages.IMG_PASTE_PLAIN_TEXT);
pastePlainTextItem.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
PastePlainTextAction action = new PastePlainTextAction(RichText.this);
action.execute(RichText.this);
}
});
final MenuItem pasteTextOnlyItem = new MenuItem(contextMenu, 8);
pasteTextOnlyItem.setText(RichTextResources.pasteMergeFormattingAction_toolTipText);
pasteTextOnlyItem.setImage(RichTextImages.IMG_PASTE_TEXT_ONLY);
pasteTextOnlyItem.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
PasteTextOnlyAction action = new PasteTextOnlyAction(RichText.this);
action.execute(RichText.this);
}
});
contextMenu.addMenuListener(new MenuListener() {
public void menuHidden(MenuEvent e) {
}
public void menuShown(MenuEvent e) {
RichText.this.getSelectedText();
cutItem.setEnabled((RichText.this.editable) && (RichText.this.hasSelection));
copyItem.setEnabled(RichText.this.hasSelection);
pasteItem.setEnabled(RichText.this.editable);
pastePlainTextItem.setEnabled(RichText.this.editable);
pasteTextOnlyItem.setEnabled(RichText.this.editable);
}
});
}
/**
* Generates the HTML source for the editor.
*
* @return the HTML source for the editor
*/
protected String generateEditorHTML() throws Exception {
this.debug = RichPlugin.getDefault().isDebugging();
this.logger = RichPlugin.getDefault().getLogger();
this.rteFolder = (RichPlugin.getDefault().getInstallPath() + "rte/");
this.rteURL = XMLUtil.escape("file://" + this.rteFolder);
String escapedBasePath = this.basePath;
if(escapedBasePath.startsWith("\\\\"))
escapedBasePath = escapedBasePath.replaceFirst("^\\\\\\\\", "\\\\\\\\\\\\\\\\");
escapedBasePath = XMLUtil.escape("file://" + escapedBasePath.replaceAll("'", "\\\\'"));
String escapedRteUTL = this.rteURL.replaceAll("'", "%27");
StringBuffer rteXML = new StringBuffer();
rteXML.append("<rte id=\"").append("rte").append("\" css=\"").append(escapedRteUTL + "rte.css").append("\" js=\"").append(escapedRteUTL + "rte.js").append("\" baseURL=\"").append(escapedBasePath).append("\"/>");
StringWriter result = new StringWriter();
XSLTProcessor.transform(this.rteFolder + "rte.xsl", rteXML.toString(), result);
return result.toString();
}
/**
* Adds listeners to manage the focus out events.
*/
@Override
protected void addListeners() {
editorControl = getControlSite(editor);
if(editorControl != null) {
editorControl.addListener(SWT.FocusOut, new Listener() {
public void handleEvent(Event event) {
if(debug) {
printDebugMessage("focusInListener"); //$NON-NLS-1$
}
setBlur();
notifyListeners(SWT.FocusOut, event);
}
});
}
super.addListeners();
}
}
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