gtkaspectframe.html

最新gtk中文资料集

<a name="id4060824"></a><h3>
<a name="GtkAspectFrame-struct"></a>GtkAspectFrame</h3>
<a class="indexterm" name="id4060838"></a><pre class="programlisting">typedef struct _GtkAspectFrame GtkAspectFrame;</pre>
<p>

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<div class="refsect2" lang="en">
<a name="id4060853"></a><h3>
<a name="gtk-aspect-frame-new"></a>gtk_aspect_frame_new ()</h3>
<a class="indexterm" name="id4060866"></a><pre class="programlisting"><a class="link" href="GtkWidget.html" title="GtkWidget">GtkWidget</a>*          gtk_aspect_frame_new                (const <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"
>gchar</a> *label,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a> xalign,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a> yalign,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a> ratio,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> obey_child);</pre>
<p>
Create a new <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>label</code></em>&#160;:</span></p></td>
<td>Label text.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>xalign</code></em>&#160;:</span></p></td>
<td>Horizontal alignment of the child within the allocation of
the <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>. This ranges from 0.0 (left aligned)
to 1.0 (right aligned)
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>yalign</code></em>&#160;:</span></p></td>
<td>Vertical alignment of the child within the allocation of
the <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>. This ranges from 0.0 (left aligned)
to 1.0 (right aligned)
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>ratio</code></em>&#160;:</span></p></td>
<td>The desired aspect ratio.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>obey_child</code></em>&#160;:</span></p></td>
<td>If <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a>, <em class="parameter"><code>ratio</code></em> is ignored, and the aspect
    ratio is taken from the requistion of the child.
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td>the new <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>.
</td>
</tr>
</tbody>
</table></div>
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<div class="refsect2" lang="en">
<a name="id4061064"></a><h3>
<a name="gtk-aspect-frame-set"></a>gtk_aspect_frame_set ()</h3>
<a class="indexterm" name="id4061077"></a><pre class="programlisting">void                gtk_aspect_frame_set                (<a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame">GtkAspectFrame</a> *aspect_frame,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a> xalign,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a> yalign,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a> ratio,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> obey_child);</pre>
<p>
Set parameters for an existing <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>aspect_frame</code></em>&#160;:</span></p></td>
<td>a <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>xalign</code></em>&#160;:</span></p></td>
<td>Horizontal alignment of the child within the allocation of
the <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>. This ranges from 0.0 (left aligned)
to 1.0 (right aligned)
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>yalign</code></em>&#160;:</span></p></td>
<td>Vertical alignment of the child within the allocation of
the <a class="link" href="GtkAspectFrame.html" title="GtkAspectFrame"><span class="type">GtkAspectFrame</span></a>. This ranges from 0.0 (left aligned)
to 1.0 (right aligned)
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>ratio</code></em>&#160;:</span></p></td>
<td>The desired aspect ratio.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>obey_child</code></em>&#160;:</span></p></td>
<td>If <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a>, <em class="parameter"><code>ratio</code></em> is ignored, and the aspect
    ratio is taken from the requistion of the child.


</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id4061266"></a><h2>Property Details</h2>
<div class="refsect2" lang="en">
<a name="id4061277"></a><h3>
<a name="GtkAspectFrame--obey-child"></a>The <code class="literal">"obey-child"</code> property</h3>
<a class="indexterm" name="id4061294"></a><pre class="programlisting">  "obey-child"               <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>              : Read / Write</pre>
<p>Force aspect ratio to match that of the frame's child.</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4061321"></a><h3>
<a name="GtkAspectFrame--ratio"></a>The <code class="literal">"ratio"</code> property</h3>
<a class="indexterm" name="id4061337"></a><pre class="programlisting">  "ratio"                    <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a>                : Read / Write</pre>
<p>Aspect ratio if obey_child is FALSE.</p>
<p>Allowed values: [0.0001,10000]</p>
<p>Default value: 0.5</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4061368"></a><h3>
<a name="GtkAspectFrame--xalign"></a>The <code class="literal">"xalign"</code> property</h3>
<a class="indexterm" name="id4061385"></a><pre class="programlisting">  "xalign"                   <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a>                : Read / Write</pre>
<p>X alignment of the child.</p>
<p>Allowed values: [0,1]</p>
<p>Default value: 0.5</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id4061416"></a><h3>
<a name="GtkAspectFrame--yalign"></a>The <code class="literal">"yalign"</code> property</h3>
<a class="indexterm" name="id4061432"></a><pre class="programlisting">  "yalign"                   <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"
>gfloat</a>                : Read / Write</pre>
<p>Y alignment of the child.</p>
<p>Allowed values: [0,1]</p>
<p>Default value: 0.5</p>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id4061465"></a><div class="refsect2" lang="en"><a name="id4061466"></a></div>
<hr>
<div class="refsect2" lang="en"><a name="id4061467"></a></div>
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