/*******************************************************************************
* Copyright 2011 Google Inc. All Rights Reserved.
*
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
package com.google.gdt.eclipse.designer.gxt.gef.policy.table.header.edit;
import com.google.gdt.eclipse.designer.gxt.gef.policy.table.header.actions.DimensionHeaderAction;
import com.google.gdt.eclipse.designer.gxt.model.layout.table.ColumnInfo;
import com.google.gdt.eclipse.designer.gxt.model.layout.table.DimensionInfo;
import com.google.gdt.eclipse.designer.gxt.model.layout.table.TableLayoutInfo;
import org.eclipse.wb.core.gef.policy.layout.grid.IGridInfo;
import org.eclipse.wb.draw2d.Figure;
import org.eclipse.wb.draw2d.Graphics;
import org.eclipse.wb.draw2d.IColorConstants;
import org.eclipse.wb.draw2d.geometry.Dimension;
import org.eclipse.wb.draw2d.geometry.Interval;
import org.eclipse.wb.draw2d.geometry.Rectangle;
import org.eclipse.wb.gef.core.EditPart;
import org.eclipse.wb.gef.graphical.GraphicalEditPart;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.Separator;
/**
* {@link EditPart} for {@link ColumnInfo} header of {@link TableLayoutInfo}.
*
* @author scheglov_ke
* @coverage ExtGWT.gef.TableLayout
*/
public final class ColumnHeaderEditPart extends DimensionHeaderEditPart {
////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
////////////////////////////////////////////////////////////////////////////
public ColumnHeaderEditPart(TableLayoutInfo layout, ColumnInfo column, Figure containerFigure) {
super(layout, column, containerFigure);
}
////////////////////////////////////////////////////////////////////////////
//
// Figure
//
////////////////////////////////////////////////////////////////////////////
@Override
protected Figure createFigure() {
Figure newFigure = new Figure() {
@Override
protected void paintClientArea(Graphics graphics) {
Rectangle r = getClientArea();
// draw rectangle
graphics.setForegroundColor(IColorConstants.buttonDarker);
graphics.drawLine(r.x, r.y, r.x, r.bottom());
graphics.drawLine(r.right() - 1, r.y, r.right() - 1, r.bottom());
// draw column index
int titleLeft;
{
String title = "" + (1 + m_dimension.getIndex());
Dimension textExtents = graphics.getTextExtent(title);
if (r.width < 3 + textExtents.width + 3) {
return;
}
// draw title
titleLeft = r.x + (r.width - textExtents.width) / 2;
int y = r.y + (r.height - textExtents.height) / 2;
graphics.setForegroundColor(IColorConstants.black);
graphics.drawText(title, titleLeft, y);
}
}
};
//
newFigure.setFont(DEFAULT_FONT);
newFigure.setOpaque(true);
return newFigure;
}
@Override
protected void refreshVisuals() {
super.refreshVisuals();
// prepare column interval
Interval interval;
{
int index = m_dimension.getIndex();
IGridInfo gridInfo = m_layout.getGridInfo();
interval = gridInfo.getColumnIntervals()[index];
}
// prepare bounds
Rectangle bounds;
{
bounds =
new Rectangle(interval.begin,
0,
interval.length + 1,
((GraphicalEditPart) getParent()).getFigure().getSize().height);
bounds.translate(getOffset().x, 0);
}
// set bounds
getFigure().setBounds(bounds);
}
////////////////////////////////////////////////////////////////////////////
//
// IHeaderMenuProvider
//
////////////////////////////////////////////////////////////////////////////
public void buildContextMenu(IMenuManager manager) {
// operations
{
manager.add(new Separator());
manager.add(new DimensionHeaderAction(this, "&Delete Column",
TableLayoutInfo.getImageDescriptor("h/menu/delete.gif")) {
@Override
protected void run(DimensionInfo dimension) throws Exception {
m_layout.command_deleteColumn(dimension.getIndex(), true);
}
});
}
}
}