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<h1>/home/niklas/workspace/fbgui/src/fbgui.h</h1> </div>
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<a href="fbgui_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2010,2011 - RZ Uni Freiburg</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (c) 2010,2011 - OpenSLX Project</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * This program/file is free software distributed under the GPL version 2.</span>
<a name="l00006"></a>00006 <span class="comment"> * See http://openslx.org/COPYING</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> * If you have any feedback please consult http://openslx.org/feedback and</span>
<a name="l00009"></a>00009 <span class="comment"> * send your feedback to feedback@openslx.org</span>
<a name="l00010"></a>00010 <span class="comment"> *</span>
<a name="l00011"></a>00011 <span class="comment"> * General information about OpenSLX can be found under http://openslx.org</span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> *</span>
<a name="l00014"></a>00014 <span class="comment"> * Main class of the fbgui:</span>
<a name="l00015"></a>00015 <span class="comment"> * - Manages display of components and their communications</span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> */</span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#ifndef FBGUI_H</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span><span class="preprocessor">#define FBGUI_H</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <QWSServer></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <QtGui></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <QtWebKit></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <QxtCore></span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="comment">// Internal default settings</span>
<a name="l00028"></a><a class="code" href="fbgui_8h.html#af3f6779ff17d09231643871406a7e2d6">00028</a> <span class="preprocessor">#define DEFAULT_URL "http://www.google.com"</span>
<a name="l00029"></a><a class="code" href="fbgui_8h.html#a72dec01fe61a3dd3adff2c76ddcf73d9">00029</a> <span class="preprocessor"></span><span class="preprocessor">#define DEFAULT_DOWNLOAD_DIR "/tmp/fbgui"</span>
<a name="l00030"></a><a class="code" href="fbgui_8h.html#a814585e9e2b41f2f341c6368c39ba0c7">00030</a> <span class="preprocessor"></span><span class="preprocessor">#define DEFAULT_CONFIG_PATH "/etc/fbgui.conf"</span>
<a name="l00031"></a><a class="code" href="fbgui_8h.html#a11da69a8b651c78c98c97b75901e3623">00031</a> <span class="preprocessor"></span><span class="preprocessor">#define DEFAULT_LOG_FILE_PATH "/tmp/fbgui.log"</span>
<a name="l00032"></a><a class="code" href="fbgui_8h.html#a915e7a142e3b3029868f9a51d1ba0074">00032</a> <span class="preprocessor"></span><span class="preprocessor">#define DEFAULT_UPDATE_INTERVAL 1;</span>
<a name="l00033"></a><a class="code" href="fbgui_8h.html#afaf369857151b5aee3af4d54ede70be0">00033</a> <span class="preprocessor"></span><span class="preprocessor">#define DEFAULT_QRC_HTML_DIR ":/html"</span>
<a name="l00034"></a><a class="code" href="fbgui_8h.html#adf575b1b7c3a47fcbf7042f93427484f">00034</a> <span class="preprocessor"></span><span class="preprocessor">#define DEFAULT_FILE_TRIGGER "/tmp/fbgui/trigger"</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span>
<a name="l00036"></a>00036 <span class="comment">// Global settings variables</span>
<a name="l00037"></a>00037 <span class="keyword">extern</span> QString <a class="code" href="fbgui_8h.html#afb25b3fa09e65955980fa9a16731bbd0">logFilePath</a>;
<a name="l00038"></a>00038 <span class="keyword">extern</span> QString <a class="code" href="fbgui_8h.html#ad42c15a7246485e3df63dd9a7be544fc">ipConfigFilePath</a>;
<a name="l00039"></a>00039 <span class="keyword">extern</span> QThread <a class="code" href="fbgui_8cpp.html#aa36620726ddc7654b86bab9bcaa704e2">dmThread</a>;
<a name="l00040"></a>00040 <span class="keyword">extern</span> QString <a class="code" href="fbgui_8h.html#ad208253f1a4f94f7a3e30f4089c03b84">serialLocation</a>;
<a name="l00041"></a>00041 <span class="keyword">extern</span> QString <a class="code" href="fbgui_8h.html#a69c37597f73429d9f75c90091e2980f0">fileToTriggerURL</a>;
<a name="l00042"></a>00042 <span class="keyword">extern</span> QString <a class="code" href="fbgui_8h.html#a5a44722efa513c3cee8993f0cad3f44c">sessionID</a>;
<a name="l00043"></a>00043 <span class="keyword">extern</span> QString <a class="code" href="downloadmanager_8h.html#a77498c74d71edea0b1fddec0565ca859">binPath</a>;
<a name="l00044"></a>00044 <span class="keyword">extern</span> QString <a class="code" href="downloadmanager_8h.html#aa99ae0a965d4bde3989d259fadc4f0ec">downloadPath</a>;
<a name="l00045"></a>00045 <span class="keyword">extern</span> QUrl <a class="code" href="downloadmanager_8h.html#a234e8a60f8c04f267847d0f548e48cb9">baseURL</a>;
<a name="l00046"></a>00046 <span class="keyword">extern</span> <span class="keywordtype">int</span> <a class="code" href="fbgui_8cpp.html#a88fe7f60c1db6bc0d529d647128975da">debugMode</a>;
<a name="l00047"></a>00047 <span class="keyword">extern</span> <span class="keywordtype">int</span> <a class="code" href="downloadmanager_8h.html#afb7bae46ad8e23553477b181275e66fa">updateInterval</a>;
<a name="l00048"></a>00048
<a name="l00049"></a><a class="code" href="classfbgui.html">00049</a> <span class="keyword">class </span><a class="code" href="classfbgui.html">fbgui</a>: <span class="keyword">public</span> QMainWindow {
<a name="l00050"></a>00050 Q_OBJECT
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">public</span>:
<a name="l00053"></a>00053 <a class="code" href="classfbgui.html#a8196610ad9d7956730bfd42cd79d3ad5">fbgui</a>();
<a name="l00054"></a>00054 <a class="code" href="classfbgui.html#ac2f1a728b8d904e5eeed2a60aec59b40">~fbgui</a>();
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="keyword">public</span> slots:
<a name="l00057"></a>00057 <span class="keywordtype">void</span> <a class="code" href="classfbgui.html#ac9dbf026d41c03f5eb14f342ccc96d61">init</a>();
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keyword">private</span>:
<a name="l00060"></a>00060 <span class="comment">//-------------------</span>
<a name="l00061"></a>00061 <span class="comment">// layout setup:</span>
<a name="l00062"></a>00062 <span class="comment">//-------------------</span>
<a name="l00063"></a>00063 <span class="comment">// Sets the layout depending on the debug mode:</span>
<a name="l00064"></a>00064 <span class="comment">// no debug or debugMode = 0 -> only browser shown.</span>
<a name="l00065"></a>00065 <span class="comment">// debugMode = 1 -> split main window in browser and debug console.</span>
<a name="l00066"></a>00066 <span class="keywordtype">void</span> setupLayout();
<a name="l00067"></a>00067 <span class="comment">// Create all actions for the GUI. (Currently only quit.)</span>
<a name="l00068"></a>00068 <span class="keywordtype">void</span> createActions();
<a name="l00069"></a>00069 <span class="comment">// Create a debug console widget as QTextEdit in order to print debug messages</span>
<a name="l00070"></a>00070 <span class="comment">// directly within the GUI. This was needed since ttys can't really be used</span>
<a name="l00071"></a>00071 <span class="comment">// for debugging purposes in the preboot environment.</span>
<a name="l00072"></a>00072 <span class="keywordtype">void</span> createDebugConsole();
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="comment">//----------------------------------------</span>
<a name="l00075"></a>00075 <span class="comment">// control the display of components:</span>
<a name="l00076"></a>00076 <span class="comment">//----------------------------------------</span>
<a name="l00077"></a>00077 <span class="comment">// watches for the file triggering the loading of the URL.</span>
<a name="l00078"></a>00078 <span class="comment">// the file can be specified by the corresponding option.</span>
<a name="l00079"></a>00079 <span class="keywordtype">void</span> watchForTrigger();
<a name="l00080"></a>00080 <span class="keywordtype">bool</span> checkHost() <span class="keyword">const</span>;
<a name="l00081"></a>00081 <span class="keywordtype">void</span> loadURL();
<a name="l00082"></a>00082 QByteArray generatePOSTData();
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="comment">//----------------------------------</span>
<a name="l00085"></a>00085 <span class="comment">// widgets constituing the gui:</span>
<a name="l00086"></a>00086 <span class="comment">//----------------------------------</span>
<a name="l00087"></a>00087 <span class="comment">// QWebView for displaying internet content</span>
<a name="l00088"></a>00088 QWebView* _webView;
<a name="l00089"></a>00089 <span class="comment">// QSplitter to split the main window in two resizable frames.</span>
<a name="l00090"></a>00090 QSplitter* _splitter;
<a name="l00091"></a>00091 <span class="comment">// QTextEdit implementing a minimalistic debug console.</span>
<a name="l00092"></a>00092 QTextEdit* _debugConsole;
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="comment">//------------------</span>
<a name="l00095"></a>00095 <span class="comment">// action list:</span>
<a name="l00096"></a>00096 <span class="comment">//------------------</span>
<a name="l00097"></a>00097 <span class="comment">// closes the main window provoking the application to quit.</span>
<a name="l00098"></a>00098 QAction* _quit;
<a name="l00099"></a>00099 <span class="comment">// triggers toggleDebugConsole()</span>
<a name="l00100"></a>00100 QAction* _toggleDebugConsole;
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="comment">// watcher to detect changes in the observed directory.</span>
<a name="l00103"></a>00103 QFileSystemWatcher* _watcher;
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="keyword">private</span> slots:
<a name="l00106"></a>00106 <span class="comment">// toggles debug console when action _toggleDebugConsole happens.</span>
<a name="l00107"></a>00107 <span class="keywordtype">void</span> toggleDebugConsole();
<a name="l00108"></a>00108
<a name="l00109"></a>00109 <span class="comment">// This function is triggered by fileChanged Signal of _watcher.</span>
<a name="l00110"></a>00110 <span class="comment">// It deletes _watcher, since we don't need it anymore and tries to load URL.</span>
<a name="l00111"></a>00111 <span class="keywordtype">void</span> prepareURLLoad();
<a name="l00112"></a>00112 <span class="keywordtype">void</span> loadURLDone(<span class="keywordtype">bool</span> success);
<a name="l00113"></a>00113
<a name="l00114"></a>00114 <span class="comment">// shut off the system</span>
<a name="l00115"></a>00115 <span class="keywordtype">void</span> performShutDown();
<a name="l00116"></a>00116 <span class="comment">// reboot the system</span>
<a name="l00117"></a>00117 <span class="keywordtype">void</span> performReboot();
<a name="l00118"></a>00118 <span class="comment">// shows "loading system" page</span>
<a name="l00119"></a>00119 <span class="keywordtype">void</span> loadSystem();
<a name="l00120"></a>00120 <span class="comment">// prepares kexec by loading downloaded initramfs, kernel into kexec</span>
<a name="l00121"></a>00121 <span class="keywordtype">void</span> prepareKexec();
<a name="l00122"></a>00122 <span class="comment">// executes: kexec -e</span>
<a name="l00123"></a>00123 <span class="keywordtype">void</span> runKexec();
<a name="l00124"></a>00124 };
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="preprocessor">#endif // FBGUI_H</span>
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