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<h1>FX4Splitter.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span>
00002 <span class="comment">* *</span>
00003 <span class="comment">* F o u r - W a y S p l i t t e r *</span>
00004 <span class="comment">* *</span>
00005 <span class="comment">*********************************************************************************</span>
00006 <span class="comment">* Copyright (C) 1999,2004 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: FX4Splitter.h,v 1.25 2004/02/08 17:17:33 fox Exp $ *</span>
00023 <span class="comment">********************************************************************************/</span>
00024 <span class="preprocessor">#ifndef FX4SPLITTER_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define FX4SPLITTER_H</span>
00026 <span class="preprocessor"></span>
00027 <span class="preprocessor">#ifndef FXCOMPOSITE_H</span>
00028 <span class="preprocessor"></span><span class="preprocessor">#include "FXComposite.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">// Splitter options</span>
00034 <span class="keyword">enum</span> {
00035 <a class="code" href="group__FX4Splitter__0.html#a0a0">FOURSPLITTER_TRACKING</a> = 0x00008000, <span class="comment">// Track continuously during split</span>
00036 FOURSPLITTER_NORMAL = 0
00037 };
00038
00039
00040 <span class="comment"></span>
00041 <span class="comment">/**</span>
00042 <span class="comment">* The four-way splitter is a layout manager which manages</span>
00043 <span class="comment">* four children like four panes in a window.</span>
00044 <span class="comment">* You can use a four-way splitter for example in a CAD program</span>
00045 <span class="comment">* where you may want to maintain three orthographic views, and</span>
00046 <span class="comment">* one oblique view of a model.</span>
00047 <span class="comment">* The four-way splitter allows interactive repartitioning of the</span>
00048 <span class="comment">* panes by means of moving the central splitter bars.</span>
00049 <span class="comment">* When the four-way splitter is itself resized, each child is</span>
00050 <span class="comment">* proportionally resized, maintaining the same split-percentage.</span>
00051 <span class="comment">* The four-way splitter widget sends a SEL_CHANGED to its target</span>
00052 <span class="comment">* during the resizing of the panes; at the end of the resize interaction,</span>
00053 <span class="comment">* it sends a SEL_COMMAND to signify that the resize operation is complete.</span>
00054 <span class="comment">*/</span>
00055 <span class="keyword">class </span>FXAPI FX4Splitter : <span class="keyword">public</span> FXComposite {
00056 FXDECLARE(FX4Splitter)
00057 <span class="keyword">private</span>:
00058 FXint splitx; <span class="comment">// Current x split</span>
00059 FXint splity; <span class="comment">// Current y split</span>
00060 FXint expanded; <span class="comment">// Panes which are expanded</span>
00061 FXint barsize; <span class="comment">// Size of the splitter bar</span>
<a name="l00062"></a><a class="code" href="classFX_1_1FX4Splitter.html">00062</a> FXint fhor; <span class="comment">// Horizontal split fraction</span>
00063 FXint fver; <span class="comment">// Vertical split fraction</span>
00064 FXint offx;
00065 FXint offy;
00066 FXuchar mode;
00067 <span class="keyword">protected</span>:
00068 FX4Splitter();
00069 FXuchar getMode(FXint x,FXint y);
00070 <span class="keywordtype">void</span> moveSplit(FXint x,FXint y);
00071 <span class="keywordtype">void</span> drawSplit(FXint x,FXint y);
00072 <span class="keywordtype">void</span> adjustLayout();
00073 <span class="keyword">private</span>:
00074 FX4Splitter(<span class="keyword">const</span> FX4Splitter&);
00075 FX4Splitter &operator=(<span class="keyword">const</span> FX4Splitter&);
00076 <span class="keyword">public</span>:
00077 <span class="keywordtype">long</span> onLeftBtnPress(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00078 <span class="keywordtype">long</span> onLeftBtnRelease(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00079 <span class="keywordtype">long</span> onMotion(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00080 <span class="keywordtype">long</span> onFocusUp(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00081 <span class="keywordtype">long</span> onFocusDown(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00082 <span class="keywordtype">long</span> onFocusLeft(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00083 <span class="keywordtype">long</span> onFocusRight(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00084 <span class="keywordtype">long</span> onCmdExpand(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00085 <span class="keywordtype">long</span> onUpdExpand(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00086 <span class="keyword">public</span>:
00087 <span class="keyword">enum</span> {
00088 ID_EXPAND_ALL=FXComposite::ID_LAST,
00089 ID_EXPAND_TOPLEFT,
00090 ID_EXPAND_TOPRIGHT,
00091 ID_EXPAND_BOTTOMLEFT,
00092 ID_EXPAND_BOTTOMRIGHT,
00093 ID_LAST
00094 };
00095 <span class="keyword">public</span>:
<a name="l00096"></a><a class="code" href="classFX_1_1FX4Splitter.html#a6">00096</a> <span class="comment"></span>
00097 <span class="comment"> /// Create 4-way splitter, initially shown as four unexpanded panes</span>
00098 <span class="comment"></span> FX4Splitter(<a class="code" href="classFX_1_1FXComposite.html">FXComposite</a>* p,FXuint opts=FOURSPLITTER_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0);
<a name="l00099"></a><a class="code" href="classFX_1_1FX4Splitter.html#a7">00099</a> <span class="comment"></span>
00100 <span class="comment"> /// Create 4-way splitter, initially shown as four unexpanded panes; notifies target about size changes</span>
00101 <span class="comment"></span> FX4Splitter(<a class="code" href="classFX_1_1FXComposite.html">FXComposite</a>* p,<a class="code" href="classFX_1_1FXObject.html">FXObject</a>* tgt,FXSelector sel,FXuint opts=FOURSPLITTER_NORMAL,FXint x=0,FXint y=0,FXint w=0,FXint h=0);
00102 <span class="comment"></span>
00103 <span class="comment"> /// Get top left child, if any</span>
00104 <span class="comment"></span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a> *getTopLeft() <span class="keyword">const</span>;
00105 <span class="comment"></span>
00106 <span class="comment"> /// Get top right child, if any</span>
00107 <span class="comment"></span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a> *getTopRight() <span class="keyword">const</span>;
00108 <span class="comment"></span>
00109 <span class="comment"> /// Get bottom left child, if any</span>
00110 <span class="comment"></span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a> *getBottomLeft() <span class="keyword">const</span>;
00111 <span class="comment"></span>
00112 <span class="comment"> /// Get bottom right child, if any</span>
00113 <span class="comment"></span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a> *getBottomRight() <span class="keyword">const</span>;
00114 <span class="comment"></span>
00115 <span class="comment"> /// Get horizontal split fraction</span>
00116 <span class="comment"></span> FXint getHSplit()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fhor; }
00117 <span class="comment"></span>
00118 <span class="comment"> /// Get vertical split fraction</span>
00119 <span class="comment"></span> FXint getVSplit()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> fver; }
00120 <span class="comment"></span>
00121 <span class="comment"> /// Change horizontal split fraction</span>
00122 <span class="comment"></span> <span class="keywordtype">void</span> setHSplit(FXint s);
00123 <span class="comment"></span>
00124 <span class="comment"> /// Change vertical split fraction</span>
00125 <span class="comment"></span> <span class="keywordtype">void</span> setVSplit(FXint s);
<a name="l00126"></a><a class="code" href="classFX_1_1FX4Splitter.html#a16">00126</a> <span class="comment"></span>
00127 <span class="comment"> /// Perform layout</span>
00128 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> layout();
00129 <span class="comment"></span>
00130 <span class="comment"> /// Get default width</span>
00131 <span class="comment"></span> <span class="keyword">virtual</span> FXint getDefaultWidth();
<a name="l00132"></a><a class="code" href="classFX_1_1FX4Splitter.html#a18">00132</a> <span class="comment"></span>
00133 <span class="comment"> /// Get default height</span>
00134 <span class="comment"></span> <span class="keyword">virtual</span> FXint getDefaultHeight();
00135 <span class="comment"></span>
00136 <span class="comment"> /// Return current splitter style</span>
00137 <span class="comment"></span> FXuint getSplitterStyle() <span class="keyword">const</span>;
00138 <span class="comment"></span>
00139 <span class="comment"> /// Change splitter style</span>
00140 <span class="comment"></span> <span class="keywordtype">void</span> setSplitterStyle(FXuint style);
00141 <span class="comment"></span>
00142 <span class="comment"> /// Change splitter bar width</span>
00143 <span class="comment"></span> <span class="keywordtype">void</span> setBarSize(FXint bs);
00144 <span class="comment"></span>
00145 <span class="comment"> /// Get splitter bar width</span>
00146 <span class="comment"></span> FXint getBarSize()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> barsize; }
00147 <span class="comment"></span>
00148 <span class="comment"> /// Expand child (ex=0..3), or restore to 4-way split (ex=-1)</span>
00149 <span class="comment"></span> <span class="keywordtype">void</span> setExpanded(FXint ex);
00150 <span class="comment"></span>
00151 <span class="comment"> /// Get expanded child, or -1 if not expanded</span>
00152 <span class="comment"></span> FXint getExpanded()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> expanded; }
00153 <span class="comment"></span>
00154 <span class="comment"> /// Save to stream</span>
00155 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> save(FXStream& store) <span class="keyword">const</span>;
00156 <span class="comment"></span>
00157 <span class="comment"> /// Load from stream</span>
00158 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> load(FXStream& store);
00159 };
00160
00161 }
00162
00163 <span class="preprocessor">#endif</span>
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