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<h1>FXScrollWindow.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span>
00002 <span class="comment">* *</span>
00003 <span class="comment">* S c r o l l W i n d o w 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: FXScrollWindow.h,v 1.19 2004/02/08 17:17:34 fox Exp $ *</span>
00023 <span class="comment">********************************************************************************/</span>
00024 <span class="preprocessor">#ifndef FXSCROLLWINDOW_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define FXSCROLLWINDOW_H</span>
00026 <span class="preprocessor"></span>
00027 <span class="preprocessor">#ifndef FXSCROLLAREA_H</span>
00028 <span class="preprocessor"></span><span class="preprocessor">#include "FXScrollArea.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">/**</span>
00035 <span class="comment">* The scroll window widget scrolls an arbitrary child window.</span>
00036 <span class="comment">* Use the scroll window when parts of the user interface itself</span>
00037 <span class="comment">* need to be scrolled, for example when applications need to run</span>
00038 <span class="comment">* on small screens. The scroll window observes some layout hints of</span>
00039 <span class="comment">* its content-window; it observes LAYOUT_FIX_WIDTH, LAYOUT_FIX_HEIGHT</span>
00040 <span class="comment">* at all times. The hints LAYOUT_FILL_X, LAYOUT_LEFT, LAYOUT_RIGHT,</span>
00041 <span class="comment">* LAYOUT_CENTER_X, as well as LAYOUT_FILL_Y, LAYOUT_TOP, LAYOUT_BOTTOM,</span>
00042 <span class="comment">* LAYOUT_CENTER_Y are however only interpreted if the content size</span>
00043 <span class="comment">* is smaller than the viewport size, because if the content size is</span>
00044 <span class="comment">* larger than the viewport size, then content must be scrolled.</span>
00045 <span class="comment">* Note that this means that the content window's position is not</span>
00046 <span class="comment">* necessarily equal to the scroll position of the scroll window!</span>
00047 <span class="comment">*/</span>
<a name="l00048"></a><a class="code" href="classFX_1_1FXScrollWindow.html">00048</a> <span class="keyword">class </span>FXAPI FXScrollWindow : <span class="keyword">public</span> <a class="code" href="classFX_1_1FXScrollArea.html">FXScrollArea</a> {
00049 FXDECLARE(FXScrollWindow)
00050 <span class="keyword">protected</span>:
00051 FXScrollWindow(){}
00052 <span class="keyword">virtual</span> <span class="keywordtype">void</span> moveContents(FXint x,FXint y);
00053 <span class="keyword">private</span>:
00054 FXScrollWindow(<span class="keyword">const</span> FXScrollWindow&);
00055 FXScrollWindow &operator=(<span class="keyword">const</span> FXScrollWindow&);
00056 <span class="keyword">public</span>:
00057 <span class="keywordtype">long</span> onKeyPress(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00058 <span class="keywordtype">long</span> onKeyRelease(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00059 <span class="keywordtype">long</span> onFocusSelf(<a class="code" href="classFX_1_1FXObject.html">FXObject</a>*,FXSelector,<span class="keywordtype">void</span>*);
00060 <span class="keyword">public</span>:
00061 <span class="comment"></span>
00062 <span class="comment"> /// Construct a scroll window</span>
00063 <span class="comment"></span> FXScrollWindow(<a class="code" href="classFX_1_1FXComposite.html">FXComposite</a>* p,FXuint opts=0,FXint x=0,FXint y=0,FXint w=0,FXint h=0);
00064 <span class="comment"></span>
00065 <span class="comment"> /// Perform layout</span>
00066 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> layout();
00067 <span class="comment"></span>
00068 <span class="comment"> /// Return a pointer to the contents window</span>
00069 <span class="comment"></span> <a class="code" href="classFX_1_1FXWindow.html">FXWindow</a>* contentWindow() <span class="keyword">const</span>;
00070 <span class="comment"></span>
00071 <span class="comment"> /// Return the width of the contents</span>
00072 <span class="comment"></span> <span class="keyword">virtual</span> FXint getContentWidth();
00073 <span class="comment"></span>
00074 <span class="comment"> /// Return the height of the contents</span>
00075 <span class="comment"></span> <span class="keyword">virtual</span> FXint getContentHeight();
00076 };
00077
00078 }
00079
00080 <span class="preprocessor">#endif</span>
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