projects/dwt-addons: dwtx/draw2d/ToolbarLayout.d annotate

annotate dwtx/draw2d/ToolbarLayout.d @ 98:95307ad235d9

Added Draw2d code, still work in progress

author	Frank Benoit <benoit@tionex.de>
date	Sun, 03 Aug 2008 00:52:14 +0200
parents
children	c3583c6ec027

rev	line source
98 95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	1 /*******************************************************************************
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	2 * Copyright (c) 2000, 2007 IBM Corporation and others.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	5 * which accompanies this distribution, and is available at
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	7 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	8 * Contributors:
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	9 * IBM Corporation - initial API and implementation
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	10 * Port to the D programming language:
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	11 * Frank Benoit <benoit@tionex.de>
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	12 *******************************************************************************/
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	13 module dwtx.draw2d.ToolbarLayout;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	14
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	15 import dwt.dwthelper.utils;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	16 import dwtx.dwtxhelper.Collection;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	17
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	18 import dwtx.draw2d.geometry.Dimension;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import dwtx.draw2d.geometry.Insets;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	20 import dwtx.draw2d.geometry.Rectangle;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	21 import dwtx.draw2d.geometry.Transposer;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import dwtx.draw2d.AbstractHintLayout;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwtx.draw2d.IFigure;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	24
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	25 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	26 * Arranges figures in a single row or column. Orientation can be set to produce either
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	27 * a row or column layout. This layout tries to fit all children within the parent's
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	28 * client area. To do this, it compresses the children by some amount, but will not
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	29 * compress them smaller than their minimum size. If a child's preferred size is smaller
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	30 * than the row's or column's minor dimension, the layout can be configured to stretch the
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	31 * child.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	32 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	33 public class ToolbarLayout
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	34 : AbstractHintLayout
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	35 {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	36
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	37 / Space in pixels between Figures /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	38 protected int spacing;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	39 / Sets whether children should "stretch" with their container /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	40 protected bool matchWidth;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	41 / Orientation of layout /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	42 protected bool horizontal = false;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	43 / Alignment of layout /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	44 protected int minorAlignment;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	45
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	46 / Constant for center alignment /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	47 public static const int ALIGN_CENTER = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	48 / Constant for top-left alignment /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	49 public static const int ALIGN_TOPLEFT = 1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	50 / Constant for bottom-right alignment /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	51 public static const int ALIGN_BOTTOMRIGHT = 2;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	52
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	53 / Constant for horizontal alignment /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	54 public static const bool HORIZONTAL = true;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	55 / Constant for vertical alignment /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	56 public static const bool VERTICAL = false;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	57
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	58 / Transposer object used in layout calculations /
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	59 protected Transposer transposer;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	60 private void instanceInit() {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	61 transposer = new Transposer();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	62 transposer.setEnabled(horizontal);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	63 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	64
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	65 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	66 * Constructs a vertically oriented ToolbarLayout with child spacing of 0 pixels,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	67 * matchWidth <code>true</code>, and {@link #ALIGN_TOPLEFT} alignment.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	68 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	69 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	70 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	71 public this() {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	72 instanceInit();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	73 spacing = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	74 matchWidth = true;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	75 minorAlignment = ALIGN_TOPLEFT;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	76 horizontal = false;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	77 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	78
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	79 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	80 * Constructs a ToolbarLayout with a specified orientation. Default values are: child
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	81 * spacing 0 pixels, matchWidth <code>false</code>, and {@link #ALIGN_TOPLEFT}
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	82 * alignment.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	83 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	84 * @param isHorizontal whether the children are oriented horizontally
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	85 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	86 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	87 public this(bool isHorizontal) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	88 instanceInit();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	89 horizontal = isHorizontal;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	90 transposer.setEnabled(horizontal);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	91 spacing = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	92 matchWidth = false;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	93 minorAlignment = ALIGN_TOPLEFT;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	94 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	95
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	96 private Dimension calculateChildrenSize(List children, int wHint, int hHint,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	97 bool preferred) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	98 Dimension childSize;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	99 IFigure child;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	100 int height = 0, width = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	101 for (int i = 0; i < children.size(); i++) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	102 child = cast(IFigure)children.get(i);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	103 childSize = transposer.t(preferred ? getChildPreferredSize(child, wHint, hHint)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	104 : getChildMinimumSize(child, wHint, hHint));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	105 height += childSize.height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	106 width = Math.max(width, childSize.width);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	107 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	108 return new Dimension(width, height);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	109 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	110
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	111 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	112 * Calculates the minimum size of the container based on the given hints. If this is a
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	113 * vertically-oriented Toolbar Layout, then only the widthHint is respected (which means
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	114 * that the children can be as tall as they desire). In this case, the minimum width
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	115 * is that of the widest child, and the minimum height is the sum of the minimum
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	116 * heights of all children, plus the spacing between them. The border and insets of the
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	117 * container figure are also accounted for.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	118 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	119 * @param container the figure whose minimum size has to be calculated
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	120 * @param wHint the width hint (the desired width of the container)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	121 * @param hHint the height hint (the desired height of the container)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	122 * @return the minimum size of the container
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	123 * @see #getMinimumSize(IFigure, int, int)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	124 * @since 2.1
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	125 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	126 protected Dimension calculateMinimumSize(IFigure container, int wHint, int hHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	127 Insets insets = container.getInsets();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	128 if (isHorizontal()) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	129 wHint = -1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	130 if (hHint >= 0)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	131 hHint = Math.max(0, hHint - insets.getHeight());
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	132 } else {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	133 hHint = -1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	134 if (wHint >= 0)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	135 wHint = Math.max(0, wHint - insets.getWidth());
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	136 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	137
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	138 List children = container.getChildren();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	139 Dimension minSize = calculateChildrenSize(children, wHint, hHint, false);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	140 // Do a second pass, if necessary
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	141 if (wHint >= 0 && minSize.width > wHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	142 minSize = calculateChildrenSize(children, minSize.width, hHint, false);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	143 } else if (hHint >= 0 && minSize.width > hHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	144 minSize = calculateChildrenSize(children, wHint, minSize.width, false);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	145 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	146
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	147 minSize.height += Math.max(0, children.size() - 1) * spacing;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	148 return transposer.t(minSize)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	149 .expand(insets.getWidth(), insets.getHeight())
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	150 .union_(getBorderPreferredSize(container));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	151 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	152
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	153 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	154 * Calculates the preferred size of the container based on the given hints. If this is a
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	155 * vertically-oriented Toolbar Layout, then only the widthHint is respected (which means
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	156 * that the children can be as tall as they desire). In this case, the preferred width
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	157 * is that of the widest child, and the preferred height is the sum of the preferred
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	158 * heights of all children, plus the spacing between them. The border and insets of the
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	159 * container figure are also accounted for.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	160 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	161 * @param container the figure whose preferred size has to be calculated
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	162 * @param wHint the width hint (the desired width of the container)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	163 * @param hHint the height hint (the desired height of the container)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	164 * @return the preferred size of the container
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	165 * @see #getPreferredSize(IFigure, int, int)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	166 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	167 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	168 protected Dimension calculatePreferredSize(IFigure container, int wHint, int hHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	169 Insets insets = container.getInsets();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	170 if (isHorizontal()) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	171 wHint = -1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	172 if (hHint >= 0)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	173 hHint = Math.max(0, hHint - insets.getHeight());
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	174 } else {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	175 hHint = -1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	176 if (wHint >= 0)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	177 wHint = Math.max(0, wHint - insets.getWidth());
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	178 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	179
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	180 List children = container.getChildren();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	181 Dimension prefSize = calculateChildrenSize(children, wHint, hHint, true);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	182 // Do a second pass, if necessary
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	183 if (wHint >= 0 && prefSize.width > wHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	184 prefSize = calculateChildrenSize(children, prefSize.width, hHint, true);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	185 } else if (hHint >= 0 && prefSize.width > hHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	186 prefSize = calculateChildrenSize(children, wHint, prefSize.width, true);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	187 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	188
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	189 prefSize.height += Math.max(0, children.size() - 1) * spacing;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	190 return transposer.t(prefSize)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	191 .expand(insets.getWidth(), insets.getHeight())
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	192 .union_(getBorderPreferredSize(container));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	193 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	194
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	195 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	196 * @param child the figure whose minimum size is to be determined
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	197 * @param wHint the width hint
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	198 * @param hHint the height hint
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	199 * @return the given figure's minimum size
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	200 * @since 3.3
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	201 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	202 protected Dimension getChildMinimumSize(IFigure child, int wHint, int hHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	203 return child.getMinimumSize(wHint, hHint);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	204 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	205
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	206 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	207 * @param child the figure whose preferred size is to be determined
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	208 * @param wHint the width hint
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	209 * @param hHint the height hint
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	210 * @return given figure's preferred size
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	211 * @since 3.3
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	212 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	213 protected Dimension getChildPreferredSize(IFigure child, int wHint, int hHint) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	214 return child.getPreferredSize(wHint, hHint);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	215 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	216
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	217 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	218 * Returns the minor aligment of the layout. Minor minor axis is the axis perpindicular
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	219 * to the overall orientation set in the contructor.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	220 * @return the minor aligment
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	221 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	222 public int getMinorAlignment() {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	223 return minorAlignment;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	224 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	225
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	226 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	227 * @return the spacing between children
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	228 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	229 public int getSpacing() {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	230 return spacing;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	231 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	232
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	233 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	234 * Returns <code>true</code> if stretch minor axis has been enabled. The default value is
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	235 * false.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	236 * @return <code>true</code> if stretch minor axis is enabled
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	237 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	238 public bool getStretchMinorAxis() {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	239 return matchWidth;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	240 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	241
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	242 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	243 * @return whether the orientation of the layout is horizontal
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	244 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	245 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	246 public bool isHorizontal() {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	247 return horizontal;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	248 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	249
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	250 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	251 * @see dwtx.draw2d.AbstractHintLayout#isSensitiveHorizontally(IFigure)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	252 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	253 protected bool isSensitiveHorizontally(IFigure parent) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	254 return !isHorizontal();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	255 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	256
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	257 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	258 * @see dwtx.draw2d.AbstractHintLayout#isSensitiveVertically(IFigure)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	259 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	260 protected bool isSensitiveVertically(IFigure parent) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	261 return isHorizontal();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	262 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	263
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	264 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	265 * @see dwtx.draw2d.LayoutManager#layout(IFigure)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	266 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	267 public void layout(IFigure parent) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	268 List children = parent.getChildren();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	269 int numChildren = children.size();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	270 Rectangle clientArea = transposer.t(parent.getClientArea());
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	271 int x = clientArea.x;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	272 int y = clientArea.y;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	273 int availableHeight = clientArea.height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	274
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	275 Dimension prefSizes [] = new Dimension[numChildren];
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	276 Dimension minSizes [] = new Dimension[numChildren];
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	277
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	278 // Calculate the width and height hints. If it's a vertical ToolBarLayout,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	279 // then ignore the height hint (set it to -1); otherwise, ignore the
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	280 // width hint. These hints will be passed to the children of the parent
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	281 // figure when getting their preferred size.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	282 int wHint = -1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	283 int hHint = -1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	284 if (isHorizontal()) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	285 hHint = parent.getClientArea(Rectangle.SINGLETON).height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	286 } else {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	287 wHint = parent.getClientArea(Rectangle.SINGLETON).width;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	288 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	289
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	290 /*
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	291 * Calculate sum of preferred heights of all children(totalHeight).
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	292 * Calculate sum of minimum heights of all children(minHeight).
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	293 * Cache Preferred Sizes and Minimum Sizes of all children.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	294 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	295 * totalHeight is the sum of the preferred heights of all children
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	296 * totalMinHeight is the sum of the minimum heights of all children
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	297 * prefMinSumHeight is the sum of the difference between all children's
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	298 * preferred heights and minimum heights. (This is used as a ratio to
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	299 * calculate how much each child will shrink).
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	300 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	301 IFigure child;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	302 int totalHeight = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	303 int totalMinHeight = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	304 int prefMinSumHeight = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	305
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	306 for (int i = 0; i < numChildren; i++) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	307 child = cast(IFigure)children.get(i);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	308
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	309 prefSizes[i] = transposer.t(getChildPreferredSize(child, wHint, hHint));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	310 minSizes[i] = transposer.t(getChildMinimumSize(child, wHint, hHint));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	311
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	312 totalHeight += prefSizes[i].height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	313 totalMinHeight += minSizes[i].height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	314 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	315 totalHeight += (numChildren - 1) * spacing;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	316 totalMinHeight += (numChildren - 1) * spacing;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	317 prefMinSumHeight = totalHeight - totalMinHeight;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	318 /*
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	319 * The total amount that the children must be shrunk is the
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	320 * sum of the preferred Heights of the children minus
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	321 * Max(the available area and the sum of the minimum heights of the children).
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	322 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	323 * amntShrinkHeight is the combined amount that the children must shrink
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	324 * amntShrinkCurrentHeight is the amount each child will shrink respectively
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	325 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	326 int amntShrinkHeight = totalHeight - Math.max(availableHeight, totalMinHeight);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	327
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	328 if (amntShrinkHeight < 0) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	329 amntShrinkHeight = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	330 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	331
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	332 for (int i = 0; i < numChildren; i++) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	333 int amntShrinkCurrentHeight = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	334 int prefHeight = prefSizes[i].height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	335 int minHeight = minSizes[i].height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	336 int prefWidth = prefSizes[i].width;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	337 int minWidth = minSizes[i].width;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	338 Rectangle newBounds = new Rectangle(x, y, prefWidth, prefHeight);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	339
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	340 child = cast(IFigure)children.get(i);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	341 if (prefMinSumHeight !is 0)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	342 amntShrinkCurrentHeight =
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	343 (prefHeight - minHeight) * amntShrinkHeight / (prefMinSumHeight);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	344
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	345 int width = Math.min(prefWidth, transposer.t(child.getMaximumSize()).width);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	346 if (matchWidth)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	347 width = transposer.t(child.getMaximumSize()).width;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	348 width = Math.max(minWidth, Math.min(clientArea.width, width));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	349 newBounds.width = width;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	350
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	351 int adjust = clientArea.width - width;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	352 switch (minorAlignment) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	353 case ALIGN_TOPLEFT:
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	354 adjust = 0;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	355 break;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	356 case ALIGN_CENTER:
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	357 adjust /= 2;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	358 break;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	359 case ALIGN_BOTTOMRIGHT:
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	360 break;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	361 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	362 newBounds.x += adjust;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	363 newBounds.height -= amntShrinkCurrentHeight;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	364 child.setBounds(transposer.t(newBounds));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	365
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	366 amntShrinkHeight -= amntShrinkCurrentHeight;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	367 prefMinSumHeight -= (prefHeight - minHeight);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	368 y += newBounds.height + spacing;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	369 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	370 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	371
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	372 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	373 * Sets the alignment of the children contained in the layout. Possible values are
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	374 * {@link #ALIGN_CENTER}, {@link #ALIGN_BOTTOMRIGHT} and {@link #ALIGN_TOPLEFT}.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	375 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	376 * @param align the minor alignment
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	377 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	378 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	379 public void setMinorAlignment(int align_) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	380 minorAlignment = align_;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	381 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	382
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	383 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	384 * Sets the amount of space between children.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	385 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	386 * @param space the amount of space between children
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	387 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	388 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	389 public void setSpacing(int space) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	390 spacing = space;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	391 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	392
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	393 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	394 * Sets children's width (if vertically oriented) or height (if horizontally oriented) to
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	395 * stretch with their container.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	396 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	397 * @deprecated use {@link #setStretchMinorAxis(bool)}
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	398 * @param match whether to stretch children
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	399 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	400 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	401 public void setMatchWidth(bool match) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	402 matchWidth = match;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	403 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	404
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	405 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	406 * Causes children that are smaller in the dimension of the minor axis to be stretched to
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	407 * fill the minor axis. The minor axis is the opposite of the orientation.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	408 * @param stretch whether to stretch children
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	409 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	410 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	411 public void setStretchMinorAxis(bool stretch) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	412 matchWidth = stretch;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	413 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	414
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	415 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	416 * Sets the orientation of the children in the ToolbarLayout.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	417 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	418 * @param flag whether the orientation should be vertical
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	419 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	420 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	421 public void setVertical(bool flag) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	422 if (horizontal !is flag) return;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	423 invalidate();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	424 horizontal = !flag;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	425 transposer.setEnabled(horizontal);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	426 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	427
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	428 }

Mercurial > projects > dwt-addons

annotate dwtx/draw2d/ToolbarLayout.d @ 98:95307ad235d9