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 <span id="projectnumber">1.00.1</span>
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<div class="title">SReadline.hpp</div> </div>
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<div class="contents">
<a href="a00522.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">//</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// Date: 17 December 2005</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// 03 April 2006</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// 20 April 2006</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// 07 May 2006</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">//</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// Copyright (c) Sergey Satskiy 2005 - 2006</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// <sergesatsky@yahoo.com></span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">//</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// Permission to copy, use, modify, sell and distribute this software </span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// is granted provided this copyright notice appears in all copies. </span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// This software is provided "as is" without express or implied</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// warranty, and with no claim as to its suitability for any purpose.</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">//</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifndef SREADLINE_H</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor">#define SREADLINE_H</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <readline/readline.h></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <readline/history.h></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <readline/keymaps.h></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <string></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <fstream></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <stdexcept></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <map></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <boost/algorithm/string/trim.hpp></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <boost/tokenizer.hpp></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <boost/function.hpp></span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">namespace </span>{</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">typedef</span> std::vector<std::string> TokensStorage;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">typedef</span> std::vector<TokensStorage> CompletionsStorage;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">typedef</span> boost::function<int (int, int)> KeyCallback;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">typedef</span> std::map<int, KeyCallback> KeysBind;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> DefaultHistoryLimit (64);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  CompletionsStorage Completions;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  TokensStorage Tokens;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  std::map<Keymap, KeysBind> Keymaps;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">bool</span> KeymapWasSetup (<span class="keyword">false</span>);</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  Keymap Earlykeymap (0);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">char</span>* Generator (<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keywordtype">int</span> State);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  </div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">char</span>** UserCompletion (<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keywordtype">int</span> start, <span class="keywordtype">int</span> end);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">int</span> KeyDispatcher (<span class="keywordtype">int</span> Count, <span class="keywordtype">int</span> Key);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordtype">int</span> StartupHook (<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Container></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordtype">bool</span> AreTokensEqual (<span class="keyword">const</span> Container& Pattern, <span class="keyword">const</span> Container& Input) {</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">if</span> (Input.size() > Pattern.size()) {</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">typename</span> Container::const_iterator k (Pattern.begin());</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">typename</span> Container::const_iterator j (Input.begin());</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">for</span> ( ; j != Input.end(); ++k, ++j) {</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">const</span> std::string lPattern = *k;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">if</span> (lPattern == <span class="stringliteral">"%file"</span>) {</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  }</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">const</span> std::string lInput = *j;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (lPattern != lInput) {</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="comment">// See description near the prototype</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> ContainerType></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">void</span> SplitTokens (<span class="keyword">const</span> std::string& Source, ContainerType& Container) {</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">typedef</span> boost::tokenizer<boost::char_separator<char> > TokenizerType;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// Set of token separators</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  boost::char_separator<char> Separators (<span class="stringliteral">" \t\n"</span>);</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// Tokens provider</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  TokenizerType Tokenizer (Source, Separators);</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  Container.clear();</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">for</span> (TokenizerType::const_iterator k (Tokenizer.begin());</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  k != Tokenizer.end(); ++k) {</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment">// Temporary storage for the token, in order to trim that latter</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  std::string SingleToken (*k);</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  boost::algorithm::trim (SingleToken);</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  Container.push_back (SingleToken);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  }</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// See description near the prototype</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">char</span>** UserCompletion (<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keywordtype">int</span> start, <span class="keywordtype">int</span> end) {</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// No default completion at all</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  rl_attempted_completion_over = 1;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">if</span> (Completions.empty() == <span class="keyword">true</span>) {</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  }</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// Memorise all the previous tokens</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  std::string PreInput (rl_line_buffer, start);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  SplitTokens (PreInput, Tokens);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// Detect whether we should call the standard file name completer</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="comment">// or a custom one</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordtype">bool</span> FoundPretender (<span class="keyword">false</span>);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">for</span> (CompletionsStorage::const_iterator k (Completions.begin());</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  k != Completions.end(); ++k) {</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">const</span> TokensStorage& lTokenStorage = *k;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span> (AreTokensEqual (lTokenStorage, Tokens) == <span class="keyword">false</span>) {</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">if</span> (lTokenStorage.size() > Tokens.size()) {</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  FoundPretender = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">if</span> (lTokenStorage [Tokens.size()] == <span class="stringliteral">"%file"</span>) {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">// Standard file name completer - called for the "%file" keyword</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">return</span> rl_completion_matches (text, rl_filename_completion_function);</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  }</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  }</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  </div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">if</span> (FoundPretender) {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">return</span> rl_completion_matches (text, Generator);</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// See description near the prototype</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordtype">char</span>* Generator (<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keywordtype">int</span> State) {</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">static</span> <span class="keywordtype">int</span> Length;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keyword">static</span> CompletionsStorage::const_iterator Iterator;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  </div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">if</span> ( State == 0 ) {</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  Iterator = Completions.begin();</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  Length = strlen (text);</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">for</span> ( ; Iterator != Completions.end(); ++Iterator) {</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keyword">const</span> TokensStorage& lCompletion = *Iterator;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">if</span> (AreTokensEqual (lCompletion, Tokens) == <span class="keyword">false</span>) {</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  }</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">if</span> (lCompletion.size() > Tokens.size()) {</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">if</span> (lCompletion [Tokens.size()] == <span class="stringliteral">"%file"</span>) {</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  }</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* lCompletionCharStr (lCompletion [Tokens.size()].c_str());</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span> (strncmp (text, lCompletionCharStr, Length) == 0) {</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// Readline will free the allocated memory</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> lCompletionSize = strlen (lCompletionCharStr) + 1;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordtype">char</span>* NewString (static_cast<char*> (malloc (lCompletionSize)));</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  strcpy (NewString, lCompletionCharStr);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> </div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  ++Iterator;</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">return</span> NewString;</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  }</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  </div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  }</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  </div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// See the description near the prototype</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordtype">int</span> KeyDispatcher (<span class="keywordtype">int</span> Count, <span class="keywordtype">int</span> Key ) {</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  std::map< Keymap, KeysBind >::iterator Set (Keymaps.find (rl_get_keymap()));</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">if</span> (Set == Keymaps.end()) {</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// Most probably it happens bacause the header was </span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="comment">// included into many compilation units and the</span></div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="comment">// keymap setting calls were made in different files.</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// This is the problem of "global" data.</span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// The storage of all the registered keymaps is in anonymous</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">// namespace.</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">throw</span> std::runtime_error (<span class="stringliteral">"Error selecting a keymap."</span>);</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  }</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> </div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  (Set->second)[Key] (Count, Key);</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  }</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// See the description near the prototype</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordtype">int</span> StartupHook (<span class="keywordtype">void</span>) {</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">if</span> (KeymapWasSetup) {</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  rl_set_keymap (Earlykeymap);</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  }</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  }</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> } <span class="comment">// Anonymous namespace</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> </div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a name="l00299"></a><span class="lineno"><a class="code" href="a00538.html"> 299</a></span> <span class="keyword">namespace </span>swift {</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a name="l00307"></a><span class="lineno"><a class="code" href="a00174.html"> 307</a></span>  <span class="keyword">class </span><a class="code" href="a00174.html" title="The readline keymap wrapper.">SKeymap</a> {</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment">// Readline keymap</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  Keymap keymap;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00319"></a><span class="lineno"><a class="code" href="a00174.html#a0e89f8d4b43ea82651cab1e868bf4c23"> 319</a></span>  <span class="keyword">explicit</span> <a class="code" href="a00174.html#a0e89f8d4b43ea82651cab1e868bf4c23" title="Creates a new keymap.">SKeymap</a> (<span class="keywordtype">bool</span> PrintableBound = <span class="keyword">false</span>) : keymap (NULL) {</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">if</span> (PrintableBound == <span class="keyword">true</span>) {</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment">// Printable characters are bound</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  keymap = rl_make_keymap();</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  </div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="comment">// Empty keymap</span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  keymap = rl_make_bare_keymap();</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  }</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">if</span> (keymap == NULL) {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">throw</span> std::runtime_error (<span class="stringliteral">"Cannot allocate keymap."</span>);</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  }</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// Register a new keymap in the global list</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  Keymaps [keymap] = KeysBind();</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  </div>
<div class="line"><a name="l00342"></a><span class="lineno"><a class="code" href="a00174.html#a89011a4300cabf9a358e1ccbed70237f"> 342</a></span>  <span class="keyword">explicit</span> <a class="code" href="a00174.html#a89011a4300cabf9a358e1ccbed70237f" title="Creates a new keymap which is a copy of Pattern.">SKeymap</a> (Keymap Pattern) : keymap (rl_copy_keymap (Pattern)) {</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordflow">if</span> ( keymap == NULL ) {</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">throw</span> std::runtime_error( <span class="stringliteral">"Cannot allocate keymap."</span> );</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  }</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  </div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="comment">// Register a new keymap in the global list</span></div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  Keymaps [keymap] = KeysBind();</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  }</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a name="l00354"></a><span class="lineno"><a class="code" href="a00174.html#a07d05dbe168af4677d6c533598effca1"> 354</a></span>  <a class="code" href="a00174.html#a07d05dbe168af4677d6c533598effca1" title="Frees the allocated keymap.">~SKeymap</a>() {</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">// Deregister the keymap</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  Keymaps.erase (keymap);</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  rl_discard_keymap (keymap);</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div>
<div class="line"><a name="l00366"></a><span class="lineno"><a class="code" href="a00174.html#a08053921f956bc20307f1e4ed6a5d1a9"> 366</a></span>  <span class="keywordtype">void</span> <a class="code" href="a00174.html#a08053921f956bc20307f1e4ed6a5d1a9" title="Binds the given key to a function.">Bind</a> (<span class="keywordtype">int</span> Key, KeyCallback Callback) {</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  Keymaps [keymap][Key] = Callback;</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordflow">if</span> (rl_bind_key_in_map (Key, KeyDispatcher, keymap) != 0) {</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="comment">// Remove from the map just bound key</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  Keymaps [keymap].erase (Key);</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordflow">throw</span> std::runtime_error (<span class="stringliteral">"Invalid key."</span>);</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  }</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  }</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="line"><a name="l00381"></a><span class="lineno"><a class="code" href="a00174.html#aced21d00e68e1b0b58f7a108299e881d"> 381</a></span>  <span class="keywordtype">void</span> <a class="code" href="a00174.html#aced21d00e68e1b0b58f7a108299e881d" title="Unbinds the given key.">Unbind</a> (<span class="keywordtype">int</span> Key) {</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  rl_unbind_key_in_map (Key, keymap);</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  Keymaps [keymap].erase (Key);</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  }</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> </div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="comment">// void Bind (const std::string& Sequence, boost::function<int (int, int)>);</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="comment">// void Unbind (std::string& Sequence);</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00395"></a><span class="lineno"><a class="code" href="a00174.html#ad8f3f86e21685f01f7cc290dfd594237"> 395</a></span>  <a class="code" href="a00174.html#ad8f3f86e21685f01f7cc290dfd594237" title="Copy constructor.">SKeymap</a> (<span class="keyword">const</span> <a class="code" href="a00174.html" title="The readline keymap wrapper.">SKeymap</a>& rhs) {</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">if</span> (<span class="keyword">this</span> == &rhs) {</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  }</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  keymap = rl_copy_keymap (rhs.keymap);</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  }</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> </div>
<div class="line"><a name="l00407"></a><span class="lineno"><a class="code" href="a00174.html#a1d997b97625ef6dd7c46e56b3fa1f28c"> 407</a></span>  <a class="code" href="a00174.html" title="The readline keymap wrapper.">SKeymap</a>& <a class="code" href="a00174.html#a1d997b97625ef6dd7c46e56b3fa1f28c" title="operator=">operator= </a>(<span class="keyword">const</span> <a class="code" href="a00174.html" title="The readline keymap wrapper.">SKeymap</a>& rhs) {</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordflow">if</span> (<span class="keyword">this</span> == &rhs) {</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  }</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  keymap = rl_copy_keymap (rhs.keymap);</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  </div>
<div class="line"><a name="l00415"></a><span class="lineno"><a class="code" href="a00174.html#a6f7cd5caa0ddba1eacbfa81f0c5a67d1"> 415</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="a00178.html" title="The readline library wrapper.">SReadline</a>;</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  };</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> </div>
<div class="line"><a name="l00424"></a><span class="lineno"><a class="code" href="a00178.html"> 424</a></span>  <span class="keyword">class </span><a class="code" href="a00178.html" title="The readline library wrapper.">SReadline</a> {</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00431"></a><span class="lineno"><a class="code" href="a00178.html#ae047459c29f025dff1a6234e131950af"> 431</a></span>  <a class="code" href="a00178.html#ae047459c29f025dff1a6234e131950af" title="Constructs the object, sets the completion function.">SReadline</a> (<span class="keyword">const</span> <span class="keywordtype">size_t</span> Limit = DefaultHistoryLimit) : </div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  HistoryLimit (Limit), HistoryFileName (<span class="stringliteral">""</span>), </div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  OriginalCompletion (rl_attempted_completion_function) {</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  rl_startup_hook = StartupHook;</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  rl_attempted_completion_function = UserCompletion;</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  using_history();</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  }</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  </div>
<div class="line"><a name="l00446"></a><span class="lineno"><a class="code" href="a00178.html#a81afae70f35d55199929283c2fd5982b"> 446</a></span>  <a class="code" href="a00178.html#ae047459c29f025dff1a6234e131950af" title="Constructs the object, sets the completion function.">SReadline</a>( <span class="keyword">const</span> std::string & historyFileName,</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> Limit = DefaultHistoryLimit ) :</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  HistoryLimit( Limit ),</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  HistoryFileName( historyFileName ),</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  OriginalCompletion( rl_attempted_completion_function )</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  {</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  rl_startup_hook = StartupHook;</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  rl_attempted_completion_function = UserCompletion;</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  using_history();</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <a class="code" href="a00178.html#a6abb1cc87f61f4c660260fdfcfa3f101" title="Loads a history from a file stream.">LoadHistory</a>( HistoryFileName );</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  }</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> </div>
<div class="line"><a name="l00462"></a><span class="lineno"><a class="code" href="a00178.html#af633b1fe25ae6772887009fd439bff1d"> 462</a></span>  <a class="code" href="a00178.html#af633b1fe25ae6772887009fd439bff1d" title="Saves the session history (if the file name was provided) and destroys the object.">~SReadline</a>() {</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  rl_attempted_completion_function = OriginalCompletion;</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <a class="code" href="a00178.html#a5ca797f8804448e1bf4546f55ae5e365" title="Saves the history to the given file stream.">SaveHistory</a> (HistoryFileName);</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  }</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div>
<div class="line"><a name="l00473"></a><span class="lineno"><a class="code" href="a00178.html#ad926b06b623644879e8586aa33996d80"> 473</a></span>  std::string <a class="code" href="a00178.html#ad926b06b623644879e8586aa33996d80" title="Gets a single line from a user.">GetLine</a> (<span class="keyword">const</span> std::string& Prompt) {</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordtype">bool</span> Unused;</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">return</span> <a class="code" href="a00178.html#ad926b06b623644879e8586aa33996d80" title="Gets a single line from a user.">GetLine</a> (Prompt, Unused);</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  }</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> </div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Container></div>
<div class="line"><a name="l00487"></a><span class="lineno"><a class="code" href="a00178.html#a360eb649447e110156dcce18f772d890"> 487</a></span>  std::string <a class="code" href="a00178.html#a360eb649447e110156dcce18f772d890" title="Gets a single line from a user.">GetLine</a> (<span class="keyword">const</span> std::string& Prompt, Container& ReadTokens) {</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keywordtype">bool</span> Unused;</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keywordflow">return</span> <a class="code" href="a00178.html#ad926b06b623644879e8586aa33996d80" title="Gets a single line from a user.">GetLine</a> (Prompt, ReadTokens, Unused);</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  }</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> </div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Container></div>
<div class="line"><a name="l00502"></a><span class="lineno"><a class="code" href="a00178.html#afd94496bedd8c62a38e141c262f60e2f"> 502</a></span>  std::string <a class="code" href="a00178.html#ad926b06b623644879e8586aa33996d80" title="Gets a single line from a user.">GetLine</a> (<span class="keyword">const</span> std::string& Prompt, Container& ReadTokens,</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="keywordtype">bool</span>& BreakOut) {</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  std::string Input (<a class="code" href="a00178.html#ad926b06b623644879e8586aa33996d80" title="Gets a single line from a user.">GetLine</a> (Prompt, BreakOut));</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  SplitTokens (Input, ReadTokens);</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordflow">return</span> Input;</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  }</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> </div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> </div>
<div class="line"><a name="l00517"></a><span class="lineno"><a class="code" href="a00178.html#a96e147cfed94e44d8e9b9450a0232e9b"> 517</a></span>  std::string <a class="code" href="a00178.html#a96e147cfed94e44d8e9b9450a0232e9b" title="Gets a single line from a user.">GetLine</a> (<span class="keyword">const</span> std::string& Prompt, <span class="keywordtype">bool</span>& BreakOut) {</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  BreakOut = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> </div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="keywordtype">char</span>* ReadLine (readline (Prompt.c_str()));</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">if</span> (ReadLine == NULL) {</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keywordflow">return</span> std::string();</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  }</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  </div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="comment">// It's OK</span></div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  BreakOut = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  std::string Input (ReadLine);</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  free (ReadLine); ReadLine = NULL;</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> </div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  boost::algorithm::trim (Input);</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">if</span> (Input.empty() == <span class="keyword">false</span>) {</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordflow">if</span> (history_length == 0</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  || Input != history_list()[ history_length - 1 ]->line) {</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  add_history (Input.c_str());</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  </div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keywordflow">if</span> (history_length >= static_cast<int> (HistoryLimit)) {</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  stifle_history (HistoryLimit);</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  }</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  }</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  </div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="keywordflow">return</span> Input;</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  }</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span> </div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span> </div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> ContainerType></div>
<div class="line"><a name="l00552"></a><span class="lineno"><a class="code" href="a00178.html#ac15721b26fc85a887451b6c574a0415e"> 552</a></span>  <span class="keywordtype">void</span> <a class="code" href="a00178.html#ac15721b26fc85a887451b6c574a0415e" title="Fills the given container with the current history list.">GetHistory</a> (ContainerType& Container) {</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k (0); k < history_length; ++k ) {</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  Container.push_back (history_list()[k]->line);</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  }</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  }</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span> </div>
<div class="line"><a name="l00564"></a><span class="lineno"><a class="code" href="a00178.html#a5ca797f8804448e1bf4546f55ae5e365"> 564</a></span>  <span class="keywordtype">bool</span> <a class="code" href="a00178.html#a5ca797f8804448e1bf4546f55ae5e365" title="Saves the history to the given file stream.">SaveHistory</a> (std::ostream& OS) {</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keywordflow">if</span> (!OS) {</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  }</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  </div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k (0); k < history_length; ++k) {</div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  OS << history_list()[ k ]->line << std::endl;</div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  }</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  }</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span> </div>
<div class="line"><a name="l00581"></a><span class="lineno"><a class="code" href="a00178.html#a33558cdb94004f85c0962028ff260c1d"> 581</a></span>  <span class="keywordtype">bool</span> <a class="code" href="a00178.html#a33558cdb94004f85c0962028ff260c1d" title="Saves the history to the given file.">SaveHistory</a> (<span class="keyword">const</span> std::string& FileName) {</div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="keywordflow">if</span> (FileName.empty() == <span class="keyword">true</span>) {</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  }</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span> </div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  std::ofstream OS (FileName.c_str());</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <span class="keywordflow">return</span> <a class="code" href="a00178.html#a5ca797f8804448e1bf4546f55ae5e365" title="Saves the history to the given file stream.">SaveHistory</a> (OS);</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  }</div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div>
<div class="line"><a name="l00594"></a><span class="lineno"><a class="code" href="a00178.html#aab1c29093bf3d1c4dec37b9be857c10e"> 594</a></span>  <span class="keywordtype">void</span> <a class="code" href="a00178.html#aab1c29093bf3d1c4dec37b9be857c10e" title="Clears the history. Does not affect the file where the previous session history is saved...">ClearHistory</a>() {</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  clear_history();</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  }</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> </div>
<div class="line"><a name="l00604"></a><span class="lineno"><a class="code" href="a00178.html#a6abb1cc87f61f4c660260fdfcfa3f101"> 604</a></span>  <span class="keywordtype">bool</span> <a class="code" href="a00178.html#a6abb1cc87f61f4c660260fdfcfa3f101" title="Loads a history from a file stream.">LoadHistory</a> (std::istream& IS) {</div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordflow">if</span> (!IS) {</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  }</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> </div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <a class="code" href="a00178.html#aab1c29093bf3d1c4dec37b9be857c10e" title="Clears the history. Does not affect the file where the previous session history is saved...">ClearHistory</a>();</div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  std::string OneLine;</div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> </div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordflow">while</span> (!getline (IS, OneLine).eof()) {</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  boost::algorithm::trim( OneLine );</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keywordflow">if</span> ((history_length == 0)</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  || OneLine != history_list()[history_length - 1]->line) {</div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  add_history (OneLine.c_str());</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  }</div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  }</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  stifle_history (HistoryLimit);</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  }</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  </div>
<div class="line"><a name="l00629"></a><span class="lineno"><a class="code" href="a00178.html#a5559f539875c140eda17eeaab9181eaf"> 629</a></span>  <span class="keywordtype">bool</span> <a class="code" href="a00178.html#a5559f539875c140eda17eeaab9181eaf" title="Loads a history from the given file.">LoadHistory</a> (<span class="keyword">const</span> std::string& FileName) {</div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keywordflow">if</span> (FileName.empty() == <span class="keyword">true</span>) {</div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  }</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span> </div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  std::ifstream IS (FileName.c_str());</div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">return</span> <a class="code" href="a00178.html#a6abb1cc87f61f4c660260fdfcfa3f101" title="Loads a history from a file stream.">LoadHistory</a> (IS);</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  }</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span> </div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> ContainerType></div>
<div class="line"><a name="l00658"></a><span class="lineno"><a class="code" href="a00178.html#af0750b68c2cf17efdb4e8cca3d2f7ced"> 658</a></span>  <span class="keywordtype">void</span> <a class="code" href="a00178.html#af0750b68c2cf17efdb4e8cca3d2f7ced" title="Allows to register custom completers.">RegisterCompletions</a> (<span class="keyword">const</span> ContainerType& Container) {</div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  Completions.clear();</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> ContainerType::const_iterator k (Container.begin());</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  k != Container.end(); ++k) {</div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  std::vector<std::string> OneLine;</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <span class="keyword">const</span> std::string& kStr = <span class="keyword">static_cast<</span>std::string<span class="keyword">></span> (*k);</div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span> </div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  SplitTokens (kStr, OneLine);</div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  Completions.push_back (OneLine);</div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  }</div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  }</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span> </div>
<div class="line"><a name="l00675"></a><span class="lineno"><a class="code" href="a00178.html#a8a3b8f1347c6a90e20b1014db7c04cec"> 675</a></span>  <span class="keywordtype">void</span> <a class="code" href="a00178.html#a8a3b8f1347c6a90e20b1014db7c04cec" title="Sets the given keymap.">SetKeymap</a> (<a class="code" href="a00174.html" title="The readline keymap wrapper.">SKeymap</a>& NewKeymap) {</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  rl_set_keymap (NewKeymap.keymap);</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  KeymapWasSetup = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  Earlykeymap = NewKeymap.keymap;</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  }</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span> </div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span> </div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="comment">// /////////////////////////// Attributes /////////////////////////</span></div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span> <span class="comment"></span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> HistoryLimit;</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span> </div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <span class="keyword">const</span> std::string HistoryFileName;</div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span> </div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  rl_completion_func_t* OriginalCompletion;</div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  };</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span> </div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span> }; <span class="comment">// namespace swift</span></div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span> </div>
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span> <span class="preprocessor">#endif </span></div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span> <span class="preprocessor"></span></div>
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