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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2005 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module dwtx.ui.forms.widgets.LayoutComposite;
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14
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15 import dwtx.ui.forms.widgets.TableWrapLayout;
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16 import dwtx.ui.forms.widgets.ColumnLayout;
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17
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18 import dwt.graphics.Point;
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19 import dwt.widgets.Composite;
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20 import dwt.widgets.Layout;
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21
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22 import dwt.dwthelper.utils;
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23
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24 /**
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25 * The class overrides default method for computing size in Composite by
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26 * accepting size returned from layout managers as-is. The default code accepts
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27 * width or height hint assuming it is correct. However, it is possible that
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28 * the computation using the provided width hint results in a real size that is
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29 * larger. This can result in wrapped text widgets being clipped, asking to
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30 * render in bounds narrower than the longest word.
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31 */
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32 /* package */class LayoutComposite : Composite {
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33 public this(Composite parent, int style) {
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34 super(parent, style);
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35 setMenu(parent.getMenu());
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36 }
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37 public Point computeSize(int wHint, int hHint, bool changed) {
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38 Layout layout = getLayout();
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39 if (null !is cast(TableWrapLayout)layout )
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40 return (cast(TableWrapLayout) layout).computeSize(cast(Composite)this, wHint, hHint,
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41 changed);
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42 if (null !is cast(ColumnLayout)layout )
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43 return (cast(ColumnLayout) layout).computeSize(cast(Composite)this, wHint, hHint,
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44 changed);
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45 return super.computeSize(wHint, hHint, changed);
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46 }
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47 }
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