gtkspinbutton.html

最新gtk中文资料集

<a name="id3549681"></a><h3>
<a name="gtk-spin-button-get-numeric"></a>gtk_spin_button_get_numeric ()</h3>
<a class="indexterm" name="id3549695"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            gtk_spin_button_get_numeric         (<a class="link" href="GtkSpinButton.html" title="GtkSpinButton">GtkSpinButton</a> *spin_button);</pre>
<p>
Returns whether non-numeric text can be typed into the spin button.
See <a class="link" href="GtkSpinButton.html#gtk-spin-button-set-numeric"><code class="function">gtk_spin_button_set_numeric()</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>spin_button</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if only numeric text can be entered
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3549786"></a><h3>
<a name="gtk-spin-button-get-range"></a>gtk_spin_button_get_range ()</h3>
<a class="indexterm" name="id3549800"></a><pre class="programlisting">void                gtk_spin_button_get_range           (<a class="link" href="GtkSpinButton.html" title="GtkSpinButton">GtkSpinButton</a> *spin_button,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> *min,
                                                         <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> *max);</pre>
<p>
Gets the range allowed for <em class="parameter"><code>spin_button</code></em>. See
<a class="link" href="GtkSpinButton.html#gtk-spin-button-set-range"><code class="function">gtk_spin_button_set_range()</code></a>.</p>
<p>

</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
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<td><p><span class="term"><em class="parameter"><code>spin_button</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>min</code></em>&#160;:</span></p></td>
<td> location to store minimum allowed value, 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</code></em>&#160;:</span></p></td>
<td> location to store maximum allowed value, 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>
<hr>
<div class="refsect2" lang="en">
<a name="id3549939"></a><h3>
<a name="gtk-spin-button-get-snap-to-ticks"></a>gtk_spin_button_get_snap_to_ticks ()</h3>
<a class="indexterm" name="id3549953"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            gtk_spin_button_get_snap_to_ticks   (<a class="link" href="GtkSpinButton.html" title="GtkSpinButton">GtkSpinButton</a> *spin_button);</pre>
<p>
Returns whether the values are corrected to the nearest step. See
<a class="link" href="GtkSpinButton.html#gtk-spin-button-set-snap-to-ticks"><code class="function">gtk_spin_button_set_snap_to_ticks()</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>spin_button</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if values are snapped to the nearest step.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550044"></a><h3>
<a name="gtk-spin-button-get-update-policy"></a>gtk_spin_button_get_update_policy ()</h3>
<a class="indexterm" name="id3550058"></a><pre class="programlisting"><a class="link" href="GtkSpinButton.html#GtkSpinButtonUpdatePolicy">GtkSpinButtonUpdatePolicy</a> gtk_spin_button_get_update_policy
                                                        (<a class="link" href="GtkSpinButton.html" title="GtkSpinButton">GtkSpinButton</a> *spin_button);</pre>
<p>
Gets the update behavior of a spin button. See
<a class="link" href="GtkSpinButton.html#gtk-spin-button-set-update-policy"><code class="function">gtk_spin_button_set_update_policy()</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>spin_button</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> the current update policy
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550140"></a><h3>
<a name="gtk-spin-button-get-value"></a>gtk_spin_button_get_value ()</h3>
<a class="indexterm" name="id3550153"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>             gtk_spin_button_get_value           (<a class="link" href="GtkSpinButton.html" title="GtkSpinButton">GtkSpinButton</a> *spin_button);</pre>
<p>
Get the value in the <em class="parameter"><code>spin_button</code></em>.</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>spin_button</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> the value of <em class="parameter"><code>spin_button</code></em>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550233"></a><h3>
<a name="gtk-spin-button-get-wrap"></a>gtk_spin_button_get_wrap ()</h3>
<a class="indexterm" name="id3550246"></a><pre class="programlisting"><a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>            gtk_spin_button_get_wrap            (<a class="link" href="GtkSpinButton.html" title="GtkSpinButton">GtkSpinButton</a> *spin_button);</pre>
<p>
Returns whether the spin button's value wraps around to the
opposite limit when the upper or lower limit of the range is
exceeded. See <a class="link" href="GtkSpinButton.html#gtk-spin-button-set-wrap"><code class="function">gtk_spin_button_set_wrap()</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>spin_button</code></em>&#160;:</span></p></td>
<td> a <a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span>&#160;:</span></p></td>
<td> <a
href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"
><code class="literal">TRUE</code></a> if the spin button wraps around
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550338"></a><h3>
<a name="GTK-INPUT-ERROR:CAPS"></a>GTK_INPUT_ERROR</h3>
<a class="indexterm" name="id3550351"></a><pre class="programlisting">#define GTK_INPUT_ERROR -1
</pre>
<p>

</p>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id3550367"></a><h2>Property Details</h2>
<div class="refsect2" lang="en">
<a name="id3550377"></a><h3>
<a name="GtkSpinButton--adjustment"></a>The <code class="literal">"adjustment"</code> property</h3>
<a class="indexterm" name="id3550393"></a><pre class="programlisting">  "adjustment"               <a class="link" href="GtkAdjustment.html" title="GtkAdjustment">GtkAdjustment</a>         : Read / Write</pre>
<p>The adjustment that holds the value of the spinbutton.</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550417"></a><h3>
<a name="GtkSpinButton--climb-rate"></a>The <code class="literal">"climb-rate"</code> property</h3>
<a class="indexterm" name="id3550434"></a><pre class="programlisting">  "climb-rate"               <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>The acceleration rate when you hold down a button.</p>
<p>Allowed values: &gt;= 0</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550464"></a><h3>
<a name="GtkSpinButton--digits"></a>The <code class="literal">"digits"</code> property</h3>
<a class="indexterm" name="id3550481"></a><pre class="programlisting">  "digits"                   <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"
>guint</a>                 : Read / Write</pre>
<p>The number of decimal places to display.</p>
<p>Allowed values: &lt;= 20</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550512"></a><h3>
<a name="GtkSpinButton--numeric"></a>The <code class="literal">"numeric"</code> property</h3>
<a class="indexterm" name="id3550529"></a><pre class="programlisting">  "numeric"                  <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>              : Read / Write</pre>
<p>Whether non-numeric characters should be ignored.</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550556"></a><h3>
<a name="GtkSpinButton--snap-to-ticks"></a>The <code class="literal">"snap-to-ticks"</code> property</h3>
<a class="indexterm" name="id3550572"></a><pre class="programlisting">  "snap-to-ticks"            <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a>              : Read / Write</pre>
<p>Whether erroneous values are automatically changed to a spin button's nearest step increment.</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550600"></a><h3>
<a name="GtkSpinButton--update-policy"></a>The <code class="literal">"update-policy"</code> property</h3>
<a class="indexterm" name="id3550617"></a><pre class="programlisting">  "update-policy"            <a class="link" href="GtkSpinButton.html#GtkSpinButtonUpdatePolicy">GtkSpinButtonUpdatePolicy</a>  : Read / Write</pre>
<p>Whether the spin button should update always, or only when the value is legal.</p>
<p>Default value: GTK_UPDATE_ALWAYS</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id3550645"></a><h3>
<a name="GtkSpinButton--value"></a>The <code class="literal">"value"</code> property</h3>
<a class="indexterm" name="id3550661"></a><pre class="programlisting">  "value"                    <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a>               : Read / Write</pre>
<p>Reads the current value, or sets a new value.</p>