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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// statuschoice.h -*-c++-*-</span>
<a name="l00002"></a>00002 <span class="comment">//</span>
<a name="l00003"></a>00003 <span class="comment">// Copyright 2000, 2004-2005 Daniel Burrows</span>
<a name="l00004"></a>00004 <span class="comment">//</span>
<a name="l00005"></a>00005 <span class="comment">// This program is free software; you can redistribute it and/or modify</span>
<a name="l00006"></a>00006 <span class="comment">// it under the terms of the GNU General Public License as published by</span>
<a name="l00007"></a>00007 <span class="comment">// the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00008"></a>00008 <span class="comment">// (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment">//</span>
<a name="l00010"></a>00010 <span class="comment">// This program is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00013"></a>00013 <span class="comment">// GNU General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment">//</span>
<a name="l00015"></a>00015 <span class="comment">// You should have received a copy of the GNU General Public License</span>
<a name="l00016"></a>00016 <span class="comment">// along with this program; see the file COPYING. If not, write to</span>
<a name="l00017"></a>00017 <span class="comment">// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,</span>
<a name="l00018"></a>00018 <span class="comment">// Boston, MA 02111-1307, USA.</span>
<a name="l00019"></a>00019 <span class="comment">//</span>
<a name="l00020"></a>00020 <span class="comment">// A single-line widget that lets the user choose between one of</span>
<a name="l00021"></a>00021 <span class="comment">// several options with a keystroke. The options should probably be</span>
<a name="l00022"></a>00022 <span class="comment">// typable characters (as opposed to, say, left-arrow)</span>
<a name="l00023"></a>00023 <span class="comment">//</span>
<a name="l00024"></a>00024 <span class="comment">// The options are given in a string, of which the first character</span>
<a name="l00025"></a>00025 <span class="comment">// should be the default value. This is the value chosen if the user</span>
<a name="l00026"></a>00026 <span class="comment">// presses Return. The string should be non-empty.</span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="preprocessor">#ifndef STATUSCHOICE_H</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define STATUSCHOICE_H</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <string></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <cwidget/generic/util/eassert.h></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#include "widget.h"</span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keyword">namespace </span>cwidget
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="keyword">namespace </span>config
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <span class="keyword">class </span>keybindings;
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="keyword">namespace </span>widgets
<a name="l00044"></a>00044 {
<a name="l00045"></a><a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html">00045</a> <span class="keyword">class </span><a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html">statuschoice</a> : <span class="keyword">public</span> <a class="code" href="classcwidget_1_1widgets_1_1widget.html" title="The basic widget interface.">widget</a>
<a name="l00046"></a>00046 {
<a name="l00047"></a>00047 std::wstring prompt;
<a name="l00048"></a>00048 std::wstring choices;
<a name="l00049"></a>00049 <span class="comment">// A string containing all possible choices; the first one is considered</span>
<a name="l00050"></a>00050 <span class="comment">// to be the "default".</span>
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">protected</span>:
<a name="l00053"></a>00053 <span class="keywordtype">bool</span> <a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html#a9be874c31d4bb70962a7133317a1d66e" title="Handles a keypress in this widget.">handle_key</a>(<span class="keyword">const</span> <a class="code" href="structcwidget_1_1config_1_1key.html" title="Represents a keystroke as seen by curses.">config::key</a> &k);
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html">statuschoice</a>(<span class="keyword">const</span> std::wstring &_prompt, <span class="keyword">const</span> std::wstring &_choices)
<a name="l00056"></a>00056 : <a class="code" href="classcwidget_1_1widgets_1_1widget.html" title="The basic widget interface.">widget</a>(), prompt(_prompt), choices(_choices)
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 eassert(choices.size()>0);
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keyword">public</span>:
<a name="l00062"></a>00062 <span class="keyword">static</span> <a class="code" href="classcwidget_1_1util_1_1ref__ptr.html">util::ref_ptr<statuschoice></a> create(<span class="keyword">const</span> std::wstring &prompt,
<a name="l00063"></a>00063 <span class="keyword">const</span> std::wstring &choices)
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 <a class="code" href="classcwidget_1_1util_1_1ref__ptr.html">util::ref_ptr<statuschoice></a> rval(<span class="keyword">new</span> <a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html">statuschoice</a>(prompt, choices));
<a name="l00066"></a>00066 rval->decref();
<a name="l00067"></a>00067 <span class="keywordflow">return</span> rval;
<a name="l00068"></a>00068 }
<a name="l00069"></a>00069
<a name="l00070"></a>00070 <span class="keywordtype">int</span> <a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html#a911734d14f6b35e04f5c915b21e226fb">width_request</a>();
<a name="l00071"></a>00071 <span class="keywordtype">int</span> <a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html#aae588788b8d98104adedd0dfe1ac6eba" title="Calculate the desired height of the widget, given its width.">height_request</a>(<span class="keywordtype">int</span> w);
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="keywordtype">bool</span> get_cursorvisible();
<a name="l00074"></a>00074 <a class="code" href="structcwidget_1_1widgets_1_1point.html">point</a> get_cursorloc();
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keywordtype">bool</span> focus_me() {<span class="keywordflow">return</span> <span class="keyword">true</span>;}
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="keywordtype">void</span> <a class="code" href="classcwidget_1_1widgets_1_1statuschoice.html#ad9afc657c2e647c1672c217f0f978d5c" title="Display this widget.">paint</a>(<span class="keyword">const</span> <a class="code" href="classcwidget_1_1style.html" title="A "style" is a setting to be applied to a display element (widget, text, etc).">style</a> &st);
<a name="l00079"></a>00079
<a name="l00080"></a>00080 sigc::signal1<void, int> chosen;
<a name="l00081"></a>00081 <span class="comment">// Called when one of the choices is selected (the arguments is the</span>
<a name="l00082"></a>00082 <span class="comment">// position of the choice in the "choices" string)</span>
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="keyword">static</span> <a class="code" href="classcwidget_1_1config_1_1keybindings.html" title="Stores the keys bound to various functions.">config::keybindings</a> *bindings;
<a name="l00085"></a>00085 <span class="keyword">static</span> <span class="keywordtype">void</span> init_bindings();
<a name="l00086"></a>00086 };
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="keyword">typedef</span> <a class="code" href="classcwidget_1_1util_1_1ref__ptr.html">util::ref_ptr<statuschoice></a> <a class="code" href="classcwidget_1_1util_1_1ref__ptr.html">statuschoice_ref</a>;
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="preprocessor">#endif</span>
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