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annotate dwtx/draw2d/LayoutManager.d @ 192:c3583c6ec027

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Added missing default cases for switch statements
author Frank Benoit <benoit@tionex.de>
date Mon, 03 Nov 2008 22:52:26 +0100
parents 95307ad235d9
children
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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.draw2d.LayoutManager;
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14
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15 import dwt.dwthelper.utils;
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16
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17 import dwtx.draw2d.geometry.Dimension;
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18 import dwtx.draw2d.IFigure;
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19
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20 /**
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21 * A helper for positioning child figures and determining the ideal size for a figure
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22 * with children.
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23 */
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24 public interface LayoutManager {
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25
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26 /**
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27 * Returns the constraint for the given figure.
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28 * @param child The figure
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29 * @return The constraint
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30 */
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31 Object getConstraint(IFigure child);
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32
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33 /**
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34 * Returns the minimum size of the given figure.
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35 * @param container The Figure
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36 * @param wHint the width hint
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37 * @param hHint the height hint
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38 * @return The minimum size
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39 */
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40 Dimension getMinimumSize(IFigure container, int wHint, int hHint);
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41
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42 /**
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43 * Returns the preferred size of the given figure, using width and height hints.
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44 * @param container The figure
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45 * @param wHint The width hint
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46 * @param hHint The height hint
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47 * @return The preferred size
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48 */
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49 Dimension getPreferredSize(IFigure container, int wHint, int hHint);
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50
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51 /**
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52 * Tells the LayoutManager to throw away all cached information about the figures it is
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53 * responsible for. This method is called whenever the owning figure is invalidated.
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54 */
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55 void invalidate();
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56
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57 /**
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58 * Lays out the given figure.
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59 * @param container The figure
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60 */
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61 void layout(IFigure container);
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62
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63 /**
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64 * Removes the given child from this layout.
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65 * @param child the child being remoced
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66 */
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67 void remove(IFigure child);
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68
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69 /**
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70 * Sets the constraint for the given child.
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71 * @param child The figure
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72 * @param constraint The constraint
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73 */
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74 void setConstraint(IFigure child, Object constraint);
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75
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76 }