<html> <head><title>Gtk-- Reference: Gtk::Data</title></head> <body bgcolor="#F0F0F0" text="#000000" link="#0000FF" vlink="#000077" alink="#FF0000"> <table align=center border=0 cellspacing=10> <tr> <td><a href="class_index.html">Class Index</a></td> <td><a href="cross_index.html">Cross Index</a></td> <td><a href="name_index.html">Namespace Index</a></td> </table> <h1 align=center>Class Gtk::Data</h1><p> <b> Abstract base class for objects containing data.</b><br> Contained in: <a href="Gtk.html">Gtk</a><br> Derived from: <a href="Gtk%3A%3AObject.html">Gtk::Object</a> <br> Derived by: <a href="Gtk::Adjustment.html">Gtk::Adjustment</a> <a href="Gtk::Tooltips.html">Gtk::Tooltips</a> <p> #include <gtk--/data.h> <p> <hr noshade> <table border=0> <tr><td colspan=3><h3>public function member index:</h3></td> <tr valign=top><td align=right><tt><tt>signal</tt> <tt><font color=purple>void</font></tt></tt> </td><td align=right><a href="Gtk%3A%3AData.html#1383"><tt><font color=blue><b>disconnect</b></font></tt></a></td><td><tt>()</tt>;</td> <tr valign=top><td align=right><tt><tt><font color=navy>GtkData</font></tt>*</tt> </td><td align=right><a href="Gtk%3A%3AData.html#1379"><tt><font color=blue><b>gtkobj</b></font></tt></a></td><td><tt>()</tt>;</td> <tr valign=top><td align=right><tt><tt>const</tt> <tt><font color=navy>GtkData</font></tt>*</tt> </td><td align=right><a href="Gtk%3A%3AData.html#1380"><tt><font color=blue><b>gtkobj</b></font></tt></a></td><td><tt>() <tt>const</tt></tt>;</td> <tr valign=top><td align=right><tt><tt>static</tt> <tt><font color=purple>bool</font></tt></tt> </td><td align=right><a href="Gtk%3A%3AData.html#1381"><tt><font color=blue><b>isA</b></font></tt></a></td><td><tt>(<a href="Gtk%3A%3AObject.html"><tt><font color=navy><b>Object</b></font></tt></a>* <tt><font color=blue>object</font></tt>)</tt>;</td> <tr valign=top><td align=right><tt><tt>virtual</tt> </tt> </td><td align=right><a href="Gtk%3A%3AData.html#1382"><tt><font color=blue><b>~Data</b></font></tt></a></td><td><tt>()</tt>;</td> <tr><td> </td><tr><td colspan=3><h3>protected function member index:</h3></td> <tr valign=top><td align=right><tt></tt> </td><td align=right><a href="Gtk%3A%3AData.html#1384"><tt><font color=blue><b>Data</b></font></tt></a></td><td><tt>()</tt>;</td> <tr valign=top><td align=right><tt><tt>virtual</tt> <tt><font color=purple>void</font></tt></tt> </td><td align=right><a href="Gtk%3A%3AData.html#1385"><tt><font color=blue><b>disconnect_impl</b></font></tt></a></td><td><tt>()</tt>;</td> <tr><td> </td></table> <hr noshade> <h2>Description:</h2> The <tt><font color=navy><b>Gtk:Data</b></font></tt> object is a very simple object intended to be used as a base class for objects which contain data (i.e. the 'Model' in the object-oriented Model/View/Controller framework). <P> Currently it is not very useful since all it provides is a "disconnect" signal. This signal could be emitted by a <tt><font color=navy><b>Gtk::Data</b></font></tt> subclass to notify any 'Views' that they should disconnect from the <tt><font color=navy><b>Gtk::Data</b></font></tt> (the 'Model'), possibly just before the <tt><font color=navy><b>Gtk::Data</b></font></tt> is destroyed.<br> <p> <hr noshade> <h2>Function Member Descriptions:</h2> <a name="1383"><font size=+1><b>Gtk::Data::disconnect</b></font></a> - Emitted to notify any views on the <tt><font color=navy><b>Gtk::Data</b></font></tt> object to disconnect from it, possibly because the <tt><font color=navy><b>Gtk::Data</b></font></tt> object is about to be destroyed.<br> <hr size="1" width="70%" align="left" noshade="noshade"><tt><tt>signal</tt> <tt><font color=purple>void</font></tt></tt> <a href="Gtk%3A%3AData.html#1383"><tt><font color=blue><b>disconnect</b></font></tt></a><tt>()</tt>;<br><tt><tt>virtual</tt> <tt><font color=purple>void</font></tt></tt> <a href="Gtk%3A%3AData.html#1385"><tt><font color=blue><b>disconnect_impl</b></font></tt></a><tt>()</tt>;<br><br> <a name="1379"><font size=+1><b>Gtk::Data::gtkobj</b></font></a> - Returns the underlaying gtk+ object.<br> <hr size="1" width="70%" align="left" noshade="noshade"><tt><tt><font color=navy>GtkData</font></tt>*</tt> <a href="Gtk%3A%3AData.html#1379"><tt><font color=blue><b>gtkobj</b></font></tt></a><tt>()</tt>;<br><br> <a name="1381"><font size=+1><b>Gtk::Data::isA</b></font></a> - Returns true if object is this type.<br> <hr size="1" width="70%" align="left" noshade="noshade"><tt><tt>static</tt> <tt><font color=purple>bool</font></tt></tt> <a href="Gtk%3A%3AData.html#1381"><tt><font color=blue><b>isA</b></font></tt></a><tt>(<a href="Gtk%3A%3AObject.html"><tt><font color=navy><b>Object</b></font></tt></a>* <tt><font color=blue>object</font></tt>)</tt>;<br><br> <hr noshade> </html>
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