/*******************************************************************************
* Copyright (c) 2006, 2013 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.debug.internal.ui.views.memory.renderings;
import java.util.ArrayList;
import org.eclipse.jface.viewers.StructuredViewer;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.printing.Printer;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableItem;
/**
* Print action for <code>AbstractAsyncTableRendering</code>. Only print what is
* visible in the view.
*
*/
public class AsyncPrintTableRenderingAction extends PrintTableRenderingAction {
public AsyncPrintTableRenderingAction(AbstractBaseTableRendering rendering, StructuredViewer viewer) {
super(rendering, viewer);
}
@Override
protected void printTable(TableItem[] itemList, GC printGC, Printer printer) {
Table table = null;
if (itemList.length > 0) {
table = itemList[0].getParent();
int topIndex = table.getTopIndex();
int itemCount = table.getItemCount();
int numVisibleLines = Math.min((table.getBounds().height / table.getItemHeight()) + 2, itemCount - topIndex);
ArrayList<TableItem> items = new ArrayList<TableItem>();
// start at top index until there is no more data in the table
for (int i = topIndex; i < topIndex + numVisibleLines; i++) {
if (itemList[i].getData() != null) {
items.add(itemList[i]);
} else {
break;
}
}
super.printTable(items.toArray(new TableItem[items.size()]), printGC, printer);
}
}
}