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<h1>FXMatrix.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span>
00002 <span class="comment">* *</span>
00003 <span class="comment">* M a t r i x C o n t a i n e r W i d g e t *</span>
00004 <span class="comment">* *</span>
00005 <span class="comment">*********************************************************************************</span>
00006 <span class="comment">* Copyright (C) 1997,2004 by Jeroen van der Zijp. All Rights Reserved. *</span>
00007 <span class="comment">*********************************************************************************</span>
00008 <span class="comment">* This library is free software; you can redistribute it and/or *</span>
00009 <span class="comment">* modify it under the terms of the GNU Lesser General Public *</span>
00010 <span class="comment">* License as published by the Free Software Foundation; either *</span>
00011 <span class="comment">* version 2.1 of the License, or (at your option) any later version. *</span>
00012 <span class="comment">* *</span>
00013 <span class="comment">* This library is distributed in the hope that it will be useful, *</span>
00014 <span class="comment">* but WITHOUT ANY WARRANTY; without even the implied warranty of *</span>
00015 <span class="comment">* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span>
00016 <span class="comment">* Lesser General Public License for more details. *</span>
00017 <span class="comment">* *</span>
00018 <span class="comment">* You should have received a copy of the GNU Lesser General Public *</span>
00019 <span class="comment">* License along with this library; if not, write to the Free Software *</span>
00020 <span class="comment">* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *</span>
00021 <span class="comment">*********************************************************************************</span>
00022 <span class="comment">* $Id: FXMatrix.h,v 1.17 2004/02/08 17:17:33 fox Exp $ *</span>
00023 <span class="comment">********************************************************************************/</span>
00024 <span class="preprocessor">#ifndef FXMATRIX_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define FXMATRIX_H</span>
00026 <span class="preprocessor"></span>
00027 <span class="preprocessor">#ifndef FXPACKER_H</span>
00028 <span class="preprocessor"></span><span class="preprocessor">#include "FXPacker.h"</span>
00029 <span class="preprocessor">#endif</span>
00030 <span class="preprocessor"></span>
00031 <span class="keyword">namespace </span>FX {
00032
00033 <span class="comment"></span>
00034 <span class="comment">/// Matrix packing options</span>
00035 <span class="comment"></span><span class="keyword">enum</span> {
00036 <a class="code" href="group__FXMatrix__0.html#a0a1873">MATRIX_BY_ROWS</a> = 0, <span class="comment">/// Fixed number of rows, add columns as needed</span>
00037 <span class="comment"></span> <a class="code" href="group__FXMatrix__0.html#a0a1874">MATRIX_BY_COLUMNS</a> = 0x00020000 <span class="comment">/// Fixed number of columns, adding rows as needed</span>
00038 <span class="comment"></span> };
00039
00040
00041 <span class="comment"></span>
00042 <span class="comment">/**</span>
00043 <span class="comment">* The Matrix layout manager automatically arranges its child windows</span>
00044 <span class="comment">* in rows and columns. If the matrix style is MATRIX_BY_ROWS, then</span>
00045 <span class="comment">* the matrix will have the given number of rows and the number of columns</span>
00046 <span class="comment">* grows as more child windows are added; if the matrix style is MATRIX_BY_COLUMNS,</span>
00047 <span class="comment">* then the number of columns is fixed and the number of rows grows as more children</span>
00048 <span class="comment">* are added.</span>
00049 <span class="comment">* If all children in a row (column) have the LAYOUT_FILL_ROW (LAYOUT_FILL_COLUMN)</span>
00050 <span class="comment">* hint set, then the row (column) will be stretchable as the matrix layout manager</span>
00051 <span class="comment">* itself is resized. If more than one row (column) is stretchable, the space is</span>
00052 <span class="comment">* apportioned to each stretchable row (column) proportionally.</span>
00053 <span class="comment">* Within each cell of the matrix, all other layout hints are observed.</span>
00054 <span class="comment">* For example, a child having LAYOUT_CENTER_Y and LAYOUT_FILL_X hints will</span>
00055 <span class="comment">* be centered in the Y-direction, while being stretched in the X-direction.</span>
00056 <span class="comment">* Empty cells can be obtained by simply placing a borderless FXFrame widget</span>
00057 <span class="comment">* as a space-holder.</span>
00058 <span class="comment">*/</span>
00059 <span class="keyword">class </span>FXAPI FXMatrix : <span class="keyword">public</span> FXPacker {
00060 FXDECLARE(FXMatrix)
00061 <span class="keyword">protected</span>:
00062 FXint num;
00063 <span class="keyword">protected</span>:
00064 FXMatrix(){}
00065 <span class="keyword">private</span>:
<a name="l00066"></a><a class="code" href="classFX_1_1FXMatrix.html">00066</a> FXMatrix(<span class="keyword">const</span> FXMatrix&);
00067 FXMatrix &operator=(<span class="keyword">const</span> FXMatrix&);
00068 <span class="keyword">public</span>:
00069 <span class="keywordtype">long</span> onFocusUp(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00070 <span class="keywordtype">long</span> onFocusDown(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00071 <span class="keywordtype">long</span> onFocusLeft(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00072 <span class="keywordtype">long</span> onFocusRight(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00073 <span class="keyword">public</span>:
00074 <span class="comment"></span>
00075 <span class="comment"> /// Construct a matrix layout manager with n rows or columns</span>
00076 <span class="comment"></span> FXMatrix(<a class="code" href="classFX_1_1FXComposite.html">FXComposite</a> *p,FXint n=1,FXuint opts=MATRIX_BY_ROWS,FXint x=0,FXint y=0,FXint w=0,FXint h=0,FXint pl=DEFAULT_SPACING,FXint pr=DEFAULT_SPACING,FXint pt=DEFAULT_SPACING,FXint pb=DEFAULT_SPACING,FXint hs=DEFAULT_SPACING,FXint vs=DEFAULT_SPACING);
00077 <span class="comment"></span>
00078 <span class="comment"> /// Perform layout</span>
00079 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> layout();
00080 <span class="comment"></span>
00081 <span class="comment"> /// Return default width</span>
00082 <span class="comment"></span> <span class="keyword">virtual</span> FXint getDefaultWidth();
00083 <span class="comment"></span>
00084 <span class="comment"> /// Return default height</span>
00085 <span class="comment"></span> <span class="keyword">virtual</span> FXint getDefaultHeight();
00086 <span class="comment"></span>
00087 <span class="comment"> /// Obtain the child placed at a certain row and column</span>
00088 <span class="comment"></span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a>* childAtRowCol(FXint r,FXint c) <span class="keyword">const</span>;
00089 <span class="comment"></span>
00090 <span class="comment"> /// Return the row in which the given child is placed</span>
00091 <span class="comment"></span> FXint rowOfChild(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a>* child) <span class="keyword">const</span>;
00092 <span class="comment"></span>
00093 <span class="comment"> /// Return the column in which the given child is placed</span>
00094 <span class="comment"></span> FXint colOfChild(<span class="keyword">const</span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a>* child) <span class="keyword">const</span>;
00095 <span class="comment"></span>
00096 <span class="comment"> /// Change the matrix style</span>
00097 <span class="comment"></span> <span class="keywordtype">void</span> setMatrixStyle(FXuint ph);
00098 <span class="comment"></span>
00099 <span class="comment"> /// Return the current matrix style</span>
00100 <span class="comment"></span> FXuint getMatrixStyle() <span class="keyword">const</span>;
00101 <span class="comment"></span>
00102 <span class="comment"> /// Change the number of rows</span>
00103 <span class="comment"></span> <span class="keywordtype">void</span> setNumRows(FXint nr);
00104 <span class="comment"></span>
00105 <span class="comment"> /// Return the number of rows</span>
00106 <span class="comment"></span> FXint getNumRows() <span class="keyword">const</span>;
00107 <span class="comment"></span>
00108 <span class="comment"> /// Change the number of columns</span>
00109 <span class="comment"></span> <span class="keywordtype">void</span> setNumColumns(FXint nc);
00110 <span class="comment"></span>
00111 <span class="comment"> /// Return the number of columns</span>
00112 <span class="comment"></span> FXint getNumColumns() <span class="keyword">const</span>;
00113 };
00114
00115 }
00116
00117 <span class="preprocessor">#endif</span>
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