gtkadjustment.html

最新gtk中文资料集

<td>the upper value.


</td>
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<div class="refsect2" lang="en">
<a name="id4207459"></a><h3>
<a name="gtk-adjustment-changed"></a>gtk_adjustment_changed ()</h3>
<a class="indexterm" name="id4207472"></a><pre class="programlisting">void                gtk_adjustment_changed              (<a class="link" href="GtkAdjustment.html" title="GtkAdjustment">GtkAdjustment</a> *adjustment);</pre>
<p>
Emits a "changed" signal from the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a>.
This is typically called by the owner of the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> after it has
changed any of the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> fields other than the value.
</p>
<div class="variablelist"><table border="0">
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<td><p><span class="term"><em class="parameter"><code>adjustment</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a>


</td>
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<div class="refsect2" lang="en">
<a name="id4207555"></a><h3>
<a name="gtk-adjustment-value-changed"></a>gtk_adjustment_value_changed ()</h3>
<a class="indexterm" name="id4207569"></a><pre class="programlisting">void                gtk_adjustment_value_changed        (<a class="link" href="GtkAdjustment.html" title="GtkAdjustment">GtkAdjustment</a> *adjustment);</pre>
<p>
Emits a "value_changed" signal from the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a>.
This is typically called by the owner of the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> after it has
changed the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> value field.
</p>
<div class="variablelist"><table border="0">
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<td><p><span class="term"><em class="parameter"><code>adjustment</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a>


</td>
</tr></tbody>
</table></div>
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<div class="refsect1" lang="en">
<a name="id4207652"></a><h2>Property Details</h2>
<div class="refsect2" lang="en">
<a name="id4207663"></a><h3>
<a name="GtkAdjustment--lower"></a>The <code class="literal">"lower"</code> property</h3>
<a class="indexterm" name="id4207680"></a><pre class="programlisting">  "lower"                    <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>
The minimum value of the adjustment.</p>
<p>

</p>
<p>Default value: 0</p>
<p>Since  2.4
</p>
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<div class="refsect2" lang="en">
<a name="id4207716"></a><h3>
<a name="GtkAdjustment--page-increment"></a>The <code class="literal">"page-increment"</code> property</h3>
<a class="indexterm" name="id4207733"></a><pre class="programlisting">  "page-increment"           <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>
The page increment of the adjustment.</p>
<p>

</p>
<p>Default value: 0</p>
<p>Since  2.4
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4207768"></a><h3>
<a name="GtkAdjustment--page-size"></a>The <code class="literal">"page-size"</code> property</h3>
<a class="indexterm" name="id4207785"></a><pre class="programlisting">  "page-size"                <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>
The page size of the adjustment. 
Note that the page-size is irrelevant and should be set to zero
if the adjustment is used for a simple scalar value, e.g. in a 
<a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>.</p>
<p>

</p>
<p>Default value: 0</p>
<p>Since  2.4
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4207830"></a><h3>
<a name="GtkAdjustment--step-increment"></a>The <code class="literal">"step-increment"</code> property</h3>
<a class="indexterm" name="id4207847"></a><pre class="programlisting">  "step-increment"           <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>
The step increment of the adjustment.</p>
<p>

</p>
<p>Default value: 0</p>
<p>Since  2.4
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4207882"></a><h3>
<a name="GtkAdjustment--upper"></a>The <code class="literal">"upper"</code> property</h3>
<a class="indexterm" name="id4207899"></a><pre class="programlisting">  "upper"                    <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>
The maximum value of the adjustment. 
Note that values will be restricted by 
<code class="literal">upper - page-size</code> if the page-size 
property is nonzero.</p>
<p>

</p>
<p>Default value: 0</p>
<p>Since  2.4
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4207943"></a><h3>
<a name="GtkAdjustment--value"></a>The <code class="literal">"value"</code> property</h3>
<a class="indexterm" name="id4207958"></a><pre class="programlisting">  "value"                    <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>
The value of the adjustment.</p>
<p>

</p>
<p>Default value: 0</p>
<p>Since  2.4
</p>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id4207996"></a><h2>Signal Details</h2>
<div class="refsect2" lang="en">
<a name="id4208006"></a><h3>
<a name="GtkAdjustment-changed"></a>The <code class="literal">"changed"</code> signal</h3>
<a class="indexterm" name="id4208022"></a><pre class="programlisting">void                user_function                      (<a class="link" href="GtkAdjustment.html" title="GtkAdjustment">GtkAdjustment</a> *adjustment,
                                                        <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"
>gpointer</a>       user_data)       : Run First / No Recursion</pre>
<p>
Emitted when one or more of the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> fields have been changed,
other than the value field.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>adjustment</code></em>&#160;:</span></p></td>
<td>the object which received the signal.

</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>user_data</code></em>&#160;:</span></p></td>
<td>user data set when the signal handler was connected.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4208101"></a><h3>
<a name="GtkAdjustment-value-changed"></a>The <code class="literal">"value-changed"</code> signal</h3>
<a class="indexterm" name="id4208117"></a><pre class="programlisting">void                user_function                      (<a class="link" href="GtkAdjustment.html" title="GtkAdjustment">GtkAdjustment</a> *adjustment,
                                                        <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"
>gpointer</a>       user_data)       : Run First / No Recursion</pre>
<p>
Emitted when the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> value field has been changed.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>adjustment</code></em>&#160;:</span></p></td>
<td>the object which received the signal.

</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>user_data</code></em>&#160;:</span></p></td>
<td>user data set when the signal handler was connected.</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id4208198"></a><div class="refsect2" lang="en"><a name="id4208200"></a></div>
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<div class="refsect2" lang="en"><a name="id4208201"></a></div>
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