| /******************************************************************************* |
| * Copyright (c) 2011 BSI Business Systems Integration AG. |
| * 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: |
| * BSI Business Systems Integration AG - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.scout.rt.ui.rap.ext.table; |
| |
| import org.eclipse.rap.rwt.internal.textsize.TextSizeUtil; |
| import org.eclipse.scout.commons.StringUtility; |
| import org.eclipse.scout.commons.logger.IScoutLogger; |
| import org.eclipse.scout.commons.logger.ScoutLogManager; |
| import org.eclipse.scout.rt.client.ui.basic.table.ITableRow; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.swt.widgets.TableColumn; |
| import org.eclipse.swt.widgets.TableItem; |
| |
| @SuppressWarnings("restriction") |
| public class TableEx extends Table { |
| private static final long serialVersionUID = 1L; |
| private static final IScoutLogger LOG = ScoutLogManager.getLogger(TableEx.class); |
| |
| public TableEx(Composite parent, int style) { |
| super(parent, style); |
| } |
| |
| @Override |
| protected void checkSubclass() { |
| } |
| |
| @Override |
| public Point computeSize(int hint, int hint2, boolean changed) { |
| /* |
| * workaround since compute size on the table returns the sum of all columns |
| * plus 20px. |
| */ |
| Point size = super.computeSize(hint, hint2, changed); |
| TableColumn[] columns = getColumns(); |
| if (columns != null) { |
| int x = 0; |
| for (TableColumn col : columns) { |
| x += col.getWidth(); |
| } |
| x += columns.length * getGridLineWidth(); |
| size.x = x; |
| } |
| return size; |
| } |
| |
| public Point getPreferredContentSize(int maxRowCount) { |
| Point max = new Point(0, 0); |
| for (int r = 0, nr = getItemCount(); r < nr && r < maxRowCount; r++) { |
| int w = 0; |
| int h = 0; |
| TableItem item = getItem(r); |
| for (int c = 0, nc = getColumnCount(); c < nc; c++) { |
| Rectangle d = item.getBounds(c); |
| String text = item.getText(); |
| if (!StringUtility.hasText(text)) { |
| if (item.getData() instanceof ITableRow) { |
| text = ((ITableRow) item.getData()).getCell(c).getText(); |
| } |
| } |
| if (StringUtility.hasText(text)) { |
| int textWidth = TextSizeUtil.stringExtent(item.getFont(), text).x; |
| d.width = textWidth; |
| } |
| w += d.width; |
| h = Math.max(h, d.height); |
| } |
| h = Math.max(h, item.getBounds().height); |
| //Add some points in heigt to ensure we do not have a scrollbar (depending to the count of items) |
| if (nr > 3) { |
| max.y += h + 1; |
| } |
| else if (nr > 1) { |
| max.y += h + 2; |
| } |
| else { |
| max.y += h + 4; |
| } |
| max.x = Math.max(max.x, w); |
| } |
| return max; |
| } |
| |
| @Override |
| public void setEnabled(boolean enabled) { |
| //XXX set a style instead of a fg |
| if (enabled) { |
| setForeground(null); |
| } |
| else { |
| setForeground(getDisplay().getSystemColor(SWT.COLOR_GRAY)); |
| } |
| } |
| |
| } |