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/*******************************************************************************
* Copyright (c) 2001, 2006 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.wsdl.ui.internal.asd.design.directedit;
import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.Label;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.gef.tools.CellEditorLocator;
import org.eclipse.gef.tools.DirectEditManager;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.actions.ActionFactory;
import org.eclipse.ui.part.CellEditorActionHandler;
import org.eclipse.wst.wsdl.ui.internal.asd.ASDEditorPlugin;
import org.eclipse.wst.wsdl.ui.internal.asd.design.DesignViewGraphicsConstants;
import org.eclipse.wst.wsdl.ui.internal.asd.design.editparts.INamedEditPart;
public class LabelEditManager extends DirectEditManager {
private IActionBars actionBars;
private CellEditorActionHandler actionHandler;
private IAction copy, cut, paste, undo, redo, find, selectAll, delete;
private Font scaledFont;
public LabelEditManager(GraphicalEditPart source, CellEditorLocator locator) {
super(source, null, locator);
}
/**
* @see org.eclipse.gef.tools.DirectEditManager#bringDown()
*/
protected void bringDown() {
if (actionHandler != null) {
actionHandler.dispose();
actionHandler = null;
}
if (actionBars != null) {
restoreSavedActions(actionBars);
actionBars.updateActionBars();
actionBars = null;
}
Font disposeFont = scaledFont;
scaledFont = null;
super.bringDown();
if (disposeFont != null)
disposeFont.dispose();
}
public void showFeedback() {
getEditPart().showSourceFeedback(getDirectEditRequest());
}
protected CellEditor createCellEditorOn(Composite composite) {
return new TextCellEditor(composite, SWT.SINGLE | SWT.WRAP);
}
protected void initCellEditor() {
Text text = (Text)getCellEditor().getControl();
Label label = ((INamedEditPart) getEditPart()).getLabelFigure();
if (label != null) {
scaledFont = label.getFont();
// TODO: rmah: hack here to set the background color of the
// direct edit Text. Solution is to make the Text transparent...
Color color = label.getBackgroundColor();
if (color.equals(DesignViewGraphicsConstants.tableCellSelectionColor)) {
text.setBackground(color);
}
else {
// text.setBackground(ColorConstants.lightBlue);
text.setBackground(ColorConstants.white);
}
String initialLabelText = label.getText();
getCellEditor().setValue(initialLabelText);
}
else {
scaledFont = label.getParent().getFont();
text.setBackground(label.getParent().getBackgroundColor());
}
FontData data = scaledFont.getFontData()[0];
Dimension fontSize = new Dimension(0, data.getHeight());
label.getParent().translateToAbsolute(fontSize);
data.setHeight(fontSize.height);
scaledFont = new Font(null, data);
text.setFont(scaledFont);
// text.selectAll();
// Hook the cell editor's copy/paste actions to the actionBars so that they can
// be invoked via keyboard shortcuts.
actionBars = ASDEditorPlugin.getActiveEditor().getEditorSite().getActionBars();
saveCurrentActions(actionBars);
actionHandler = new CellEditorActionHandler(actionBars);
actionHandler.addCellEditor(getCellEditor());
actionBars.updateActionBars();
}
private void restoreSavedActions(IActionBars actionBars){
actionBars.setGlobalActionHandler(ActionFactory.COPY.getId(), copy);
actionBars.setGlobalActionHandler(ActionFactory.PASTE.getId(), paste);
actionBars.setGlobalActionHandler(ActionFactory.DELETE.getId(), delete);
actionBars.setGlobalActionHandler(ActionFactory.SELECT_ALL.getId(), selectAll);
actionBars.setGlobalActionHandler(ActionFactory.CUT.getId(), cut);
actionBars.setGlobalActionHandler(ActionFactory.FIND.getId(), find);
actionBars.setGlobalActionHandler(ActionFactory.UNDO.getId(), undo);
actionBars.setGlobalActionHandler(ActionFactory.REDO.getId(), redo);
}
private void saveCurrentActions(IActionBars actionBars) {
copy = actionBars.getGlobalActionHandler(ActionFactory.COPY.getId());
paste = actionBars.getGlobalActionHandler(ActionFactory.PASTE.getId());
delete = actionBars.getGlobalActionHandler(ActionFactory.DELETE.getId());
selectAll = actionBars.getGlobalActionHandler(ActionFactory.SELECT_ALL.getId());
cut = actionBars.getGlobalActionHandler(ActionFactory.CUT.getId());
find = actionBars.getGlobalActionHandler(ActionFactory.FIND.getId());
undo = actionBars.getGlobalActionHandler(ActionFactory.UNDO.getId());
redo = actionBars.getGlobalActionHandler(ActionFactory.REDO.getId());
}
}
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