gtkruler.html

最新gtk中文资料集

is GTK_PIXELS.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>ruler</code></em>&#160;:</span></p></td>
<td>the gtkruler
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>metric</code></em>&#160;:</span></p></td>
<td>the unit of measurement


</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4406719"></a><h3>
<a name="gtk-ruler-set-range"></a>gtk_ruler_set_range ()</h3>
<a class="indexterm" name="id4406733"></a><pre class="programlisting">void                gtk_ruler_set_range                 (<a class="link" href="GtkRuler.html" title="GtkRuler">GtkRuler</a> *ruler,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> lower,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> upper,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> position,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> max_size);</pre>
<p>
This sets the range of the ruler.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>ruler</code></em>&#160;:</span></p></td>
<td> the gtkruler
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>lower</code></em>&#160;:</span></p></td>
<td> the lower limit of the ruler
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>upper</code></em>&#160;:</span></p></td>
<td> the upper limit of the ruler
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>position</code></em>&#160;:</span></p></td>
<td> the mark on the ruler
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>max_size</code></em>&#160;:</span></p></td>
<td> the maximum size of the ruler used when calculating the space to
leave for the text
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4406872"></a><h3>
<a name="gtk-ruler-get-metric"></a>gtk_ruler_get_metric ()</h3>
<a class="indexterm" name="id4406885"></a><pre class="programlisting"><a class="link" href="gtk-Standard-Enumerations.html#GtkMetricType">GtkMetricType</a>       gtk_ruler_get_metric                (<a class="link" href="GtkRuler.html" title="GtkRuler">GtkRuler</a> *ruler);</pre>
<p>
Gets the units used for a <a class="link" href="GtkRuler.html" title="GtkRuler"><span class="type">GtkRuler</span></a>. See <a class="link" href="GtkRuler.html#gtk-ruler-set-metric"><code class="function">gtk_ruler_set_metric()</code></a>.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>ruler</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkRuler.html" title="GtkRuler"><span class="type">GtkRuler</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> the units currently used for <em class="parameter"><code>ruler</code></em>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4406978"></a><h3>
<a name="gtk-ruler-get-range"></a>gtk_ruler_get_range ()</h3>
<a class="indexterm" name="id4406992"></a><pre class="programlisting">void                gtk_ruler_get_range                 (<a class="link" href="GtkRuler.html" title="GtkRuler">GtkRuler</a> *ruler,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> *lower,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> *upper,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> *position,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> *max_size);</pre>
<p>
Retrieves values indicating the range and current position of a <a class="link" href="GtkRuler.html" title="GtkRuler"><span class="type">GtkRuler</span></a>.
See <a class="link" href="GtkRuler.html#gtk-ruler-set-range"><code class="function">gtk_ruler_set_range()</code></a>.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>ruler</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkRuler.html" title="GtkRuler"><span class="type">GtkRuler</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>lower</code></em>&#160;:</span></p></td>
<td> location to store lower limit of the ruler, or <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>upper</code></em>&#160;:</span></p></td>
<td> location to store upper limit of the ruler, or <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>position</code></em>&#160;:</span></p></td>
<td> location to store the current position of the mark on the ruler, or <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>max_size</code></em>&#160;:</span></p></td>
<td> location to store the maximum size of the ruler used when calculating
           the space to leave for the text, or <a
href="/usr/share/gtk-doc/html/liboil/liboil-liboiljunk.html#NULL:CAPS"
><code class="literal">NULL</code></a>.
</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id4407200"></a><h2>Property Details</h2>
<div class="refsect2" lang="en">
<a name="id4407211"></a><h3>
<a name="GtkRuler--lower"></a>The <code class="literal">"lower"</code> property</h3>
<a class="indexterm" name="id4407227"></a><pre class="programlisting">  "lower"                    <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>Lower limit of ruler.</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4407254"></a><h3>
<a name="GtkRuler--max-size"></a>The <code class="literal">"max-size"</code> property</h3>
<a class="indexterm" name="id4407270"></a><pre class="programlisting">  "max-size"                 <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>Maximum size of the ruler.</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4407296"></a><h3>
<a name="GtkRuler--metric"></a>The <code class="literal">"metric"</code> property</h3>
<a class="indexterm" name="id4407312"></a><pre class="programlisting">  "metric"                   <a class="link" href="gtk-Standard-Enumerations.html#GtkMetricType">GtkMetricType</a>         : Read / Write</pre>
<p>
The metric used for the ruler.</p>
<p>

</p>
<p>Default value: GTK_PIXELS</p>
<p>Since  2.8
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4407349"></a><h3>
<a name="GtkRuler--position"></a>The <code class="literal">"position"</code> property</h3>
<a class="indexterm" name="id4407365"></a><pre class="programlisting">  "position"                 <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>Position of mark on the ruler.</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4407392"></a><h3>
<a name="GtkRuler--upper"></a>The <code class="literal">"upper"</code> property</h3>
<a class="indexterm" name="id4407407"></a><pre class="programlisting">  "upper"                    <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>Upper limit of ruler.</p>
<p>Default value: 0</p>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id4407436"></a><h2>See Also</h2>
<p>
<a class="link" href="GtkHRuler.html" title="GtkHRuler"><span class="type">GtkHRuler</span></a>, <a class="link" href="GtkVRuler.html" title="GtkVRuler"><span class="type">GtkVRuler</span></a>
</p>
</div>
<div class="refsect1" lang="en">
<a name="id4407461"></a><div class="refsect2" lang="en"><a name="id4407462"></a></div>
<hr>
<div class="refsect2" lang="en"><a name="id4407463"></a></div>
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