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annotate org.eclipse.draw2d/src/org/eclipse/draw2d/text/FlowFigureLayout.d @ 12:bc29606a740c

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Added dwt-addons in original directory structure of eclipse.org
author Frank Benoit <benoit@tionex.de>
date Sat, 14 Mar 2009 18:23:29 +0100
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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 org.eclipse.draw2d.text.FlowFigureLayout;
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14
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15 import java.lang.all;
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16
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17 import org.eclipse.draw2d.IFigure;
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18 import org.eclipse.draw2d.LayoutManager;
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19 import org.eclipse.draw2d.geometry.Dimension;
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20 import org.eclipse.draw2d.text.FlowContext;
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21 import org.eclipse.draw2d.text.FlowFigure;
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22
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23 /**
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24 * A LayoutManager for use with FlowFigure.
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25 *
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26 * <P>WARNING: This class is not intended to be subclassed by clients.
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27 * @author hudsonr
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28 * @since 2.1
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29 */
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30 public abstract class FlowFigureLayout
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31 : LayoutManager
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32 {
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33
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34 /**
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35 * The flow context in which this LayoutManager exists.
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36 */
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37 private FlowContext context;
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38
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39 /**
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40 * The figure passed by layout(Figure) is held for convenience.
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41 */
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42 private final FlowFigure flowFigure;
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43
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44 /**
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45 * Constructs a new FlowFigureLayout with the given FlowFigure.
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46 * @param flowfigure the FlowFigure
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47 */
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48 protected this(FlowFigure flowfigure) {
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49 this.flowFigure = flowfigure;
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50 }
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51
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52 /**
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53 * Not applicable.
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54 * @see org.eclipse.draw2d.LayoutManager#getConstraint(org.eclipse.draw2d.IFigure)
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55 */
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56 public Object getConstraint(IFigure child) {
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57 return null;
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58 }
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59
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60 /**
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61 * Returns this layout's context or <code>null</code>.
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62 * @return <code>null</code> or a context
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63 * @since 3.1
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64 */
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65 protected FlowContext getContext() {
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66 return context;
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67 }
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68
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69 /**
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70 * @return the FlowFigure
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71 */
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72 protected FlowFigure getFlowFigure() {
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73 return flowFigure;
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74 }
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75
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76 /**
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77 * Not applicable.
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78 * @see org.eclipse.draw2d.LayoutManager#getMinimumSize(org.eclipse.draw2d.IFigure, int, int)
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79 */
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80 public Dimension getMinimumSize(IFigure container, int wHint, int hHint) {
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81 return null;
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82 }
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83
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84 /**
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85 * Not applicable.
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86 * @see org.eclipse.draw2d.LayoutManager#getPreferredSize(org.eclipse.draw2d.IFigure, int, int)
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87 */
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88 public Dimension getPreferredSize(IFigure container, int wHint, int hHint) {
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89 return null;
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90 }
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91
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92 /**
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93 * Not applicable.
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94 * @see org.eclipse.draw2d.LayoutManager#invalidate()
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95 */
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96 public void invalidate() { }
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97
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98 /**
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99 * Called during {@link #layout(IFigure)}.
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100 */
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101 protected abstract void layout();
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102
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103 /**
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104 * @see org.eclipse.draw2d.LayoutManager#layout(IFigure)
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105 */
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106 public final void layout(IFigure figure) {
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107 layout ();
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108 }
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109
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110 /**
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111 * Not applicable.
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112 * @see org.eclipse.draw2d.LayoutManager#remove(org.eclipse.draw2d.IFigure)
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113 */
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114 public void remove(IFigure child) { }
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115
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116 /**
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117 * Not applicable.
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118 * @see org.eclipse.draw2d.LayoutManager#setConstraint(org.eclipse.draw2d.IFigure, java.lang.Object)
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119 */
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120 public void setConstraint(IFigure child, Object constraint) { }
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121
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122 /**
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123 * Sets the context for this layout manager.
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124 * @param flowContext the context of this layout
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125 */
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126 public void setFlowContext(FlowContext flowContext) {
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127 context = flowContext;
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128 }
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129
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130 }