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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>GtkAdjustment: GTK+ 3 Reference Manual</title> <meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> <link rel="home" href="index.html" title="GTK+ 3 Reference Manual"> <link rel="up" href="MiscObjects.html" title="Miscellaneous"> <link rel="prev" href="MiscObjects.html" title="Miscellaneous"> <link rel="next" href="GtkCalendar.html" title="GtkCalendar"> <meta name="generator" content="GTK-Doc V1.32 (XML mode)"> <link rel="stylesheet" href="style.css" type="text/css"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle"> <td width="100%" align="left" class="shortcuts"> <a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> <a href="#GtkAdjustment.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> <a href="#GtkAdjustment.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_properties"> <span class="dim">|</span> <a href="#GtkAdjustment.properties" class="shortcut">Properties</a></span><span id="nav_signals"> <span class="dim">|</span> <a href="#GtkAdjustment.signals" class="shortcut">Signals</a></span> </td> <td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> <td><a accesskey="u" href="MiscObjects.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> <td><a accesskey="p" href="MiscObjects.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> <td><a accesskey="n" href="GtkCalendar.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> </tr></table> <div class="refentry"> <a name="GtkAdjustment"></a><div class="titlepage"></div> <div class="refnamediv"><table width="100%"><tr> <td valign="top"> <h2><span class="refentrytitle"><a name="GtkAdjustment.top_of_page"></a>GtkAdjustment</span></h2> <p>GtkAdjustment — A representation of an adjustable bounded value</p> </td> <td class="gallery_image" valign="top" align="right"></td> </tr></table></div> <div class="refsect1"> <a name="GtkAdjustment.functions"></a><h2>Functions</h2> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="functions_proto_type"> <col class="functions_proto_name"> </colgroup> <tbody> <tr> <td class="function_type"> <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="returnvalue">GtkAdjustment</span></a> * </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-new" title="gtk_adjustment_new ()">gtk_adjustment_new</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-get-value" title="gtk_adjustment_get_value ()">gtk_adjustment_get_value</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-value" title="gtk_adjustment_set_value ()">gtk_adjustment_set_value</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-clamp-page" title="gtk_adjustment_clamp_page ()">gtk_adjustment_clamp_page</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-changed" title="gtk_adjustment_changed ()">gtk_adjustment_changed</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-value-changed" title="gtk_adjustment_value_changed ()">gtk_adjustment_value_changed</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-configure" title="gtk_adjustment_configure ()">gtk_adjustment_configure</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-get-lower" title="gtk_adjustment_get_lower ()">gtk_adjustment_get_lower</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-get-page-increment" title="gtk_adjustment_get_page_increment ()">gtk_adjustment_get_page_increment</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-get-page-size" title="gtk_adjustment_get_page_size ()">gtk_adjustment_get_page_size</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-get-step-increment" title="gtk_adjustment_get_step_increment ()">gtk_adjustment_get_step_increment</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-get-minimum-increment" title="gtk_adjustment_get_minimum_increment ()">gtk_adjustment_get_minimum_increment</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-get-upper" title="gtk_adjustment_get_upper ()">gtk_adjustment_get_upper</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-lower" title="gtk_adjustment_set_lower ()">gtk_adjustment_set_lower</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-page-increment" title="gtk_adjustment_set_page_increment ()">gtk_adjustment_set_page_increment</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-page-size" title="gtk_adjustment_set_page_size ()">gtk_adjustment_set_page_size</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-step-increment" title="gtk_adjustment_set_step_increment ()">gtk_adjustment_set_step_increment</a> <span class="c_punctuation">()</span> </td> </tr> <tr> <td class="function_type"> <span class="returnvalue">void</span> </td> <td class="function_name"> <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-upper" title="gtk_adjustment_set_upper ()">gtk_adjustment_set_upper</a> <span class="c_punctuation">()</span> </td> </tr> </tbody> </table></div> </div> <div class="refsect1"> <a name="GtkAdjustment.properties"></a><h2>Properties</h2> <div class="informaltable"><table class="informaltable" border="0"> <colgroup> <col width="150px" class="properties_type"> <col width="300px" class="properties_name"> <col width="200px" class="properties_flags"> </colgroup> <tbody> <tr> <td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> <td class="property_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment--lower" title="The “lower” property">lower</a></td> <td class="property_flags">Read / Write</td> </tr> <tr> <td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> <td class="property_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment--page-increment" title="The “page-increment” property">page-increment</a></td> <td class="property_flags">Read / Write</td> </tr> <tr> <td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> <td class="property_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment--page-size" title="The “page-size” property">page-size</a></td> <td class="property_flags">Read / Write</td> </tr> <tr> <td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> <td class="property_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment--step-increment" title="The “step-increment” property">step-increment</a></td> <td class="property_flags">Read / Write</td> </tr> <tr> <td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> <td class="property_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment--upper" title="The “upper” property">upper</a></td> <td class="property_flags">Read / Write</td> </tr> <tr> <td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></td> <td class="property_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment--value" title="The “value” property">value</a></td> <td class="property_flags">Read / Write</td> </tr> </tbody> </table></div> </div> <div class="refsect1"> <a name="GtkAdjustment.signals"></a><h2>Signals</h2> <div class="informaltable"><table class="informaltable" border="0"> <colgroup> <col width="150px" class="signal_proto_type"> <col width="300px" class="signal_proto_name"> <col width="200px" class="signal_proto_flags"> </colgroup> <tbody> <tr> <td class="signal_type"><span class="returnvalue">void</span></td> <td class="signal_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal">changed</a></td> <td class="signal_flags"><a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#G-SIGNAL-NO-RECURSE:CAPS">No Recursion</a></td> </tr> <tr> <td class="signal_type"><span class="returnvalue">void</span></td> <td class="signal_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment-value-changed" title="The “value-changed” signal">value-changed</a></td> <td class="signal_flags"><a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#G-SIGNAL-NO-RECURSE:CAPS">No Recursion</a></td> </tr> </tbody> </table></div> </div> <div class="refsect1"> <a name="GtkAdjustment.other"></a><h2>Types and Values</h2> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="other_proto_type"> <col class="other_proto_name"> </colgroup> <tbody><tr> <td class="datatype_keyword"> </td> <td class="function_name"><a class="link" href="GtkAdjustment.html#GtkAdjustment-struct" title="GtkAdjustment">GtkAdjustment</a></td> </tr></tbody> </table></div> </div> <div class="refsect1"> <a name="GtkAdjustment.object-hierarchy"></a><h2>Object Hierarchy</h2> <pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a> <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> <span class="lineart">╰──</span> GtkAdjustment </pre> </div> <div class="refsect1"> <a name="GtkAdjustment.includes"></a><h2>Includes</h2> <pre class="synopsis">#include <gtk/gtk.h> </pre> </div> <div class="refsect1"> <a name="GtkAdjustment.description"></a><h2>Description</h2> <p>The <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> object represents a value which has an associated lower and upper bound, together with step and page increments, and a page size. It is used within several GTK+ widgets, including <a class="link" href="GtkSpinButton.html" title="GtkSpinButton"><span class="type">GtkSpinButton</span></a>, <a class="link" href="GtkViewport.html" title="GtkViewport"><span class="type">GtkViewport</span></a>, and <a class="link" href="GtkRange.html" title="GtkRange"><span class="type">GtkRange</span></a> (which is a base class for <a class="link" href="GtkScrollbar.html" title="GtkScrollbar"><span class="type">GtkScrollbar</span></a> and <a class="link" href="GtkScale.html" title="GtkScale"><span class="type">GtkScale</span></a>).</p> <p>The <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> object does not update the value itself. Instead it is left up to the owner of the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> to control the value.</p> </div> <div class="refsect1"> <a name="GtkAdjustment.functions_details"></a><h2>Functions</h2> <div class="refsect2"> <a name="gtk-adjustment-new"></a><h3>gtk_adjustment_new ()</h3> <pre class="programlisting"><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="returnvalue">GtkAdjustment</span></a> * gtk_adjustment_new (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> value</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> lower</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> upper</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> step_increment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> page_increment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> page_size</code></em>);</pre> <p>Creates a new <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a>.</p> <div class="refsect3"> <a name="gtk-adjustment-new.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>value</p></td> <td class="parameter_description"><p>the initial value</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>lower</p></td> <td class="parameter_description"><p>the minimum value</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>upper</p></td> <td class="parameter_description"><p>the maximum value</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>step_increment</p></td> <td class="parameter_description"><p>the step increment</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>page_increment</p></td> <td class="parameter_description"><p>the page increment</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>page_size</p></td> <td class="parameter_description"><p>the page size</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-new.returns"></a><h4>Returns</h4> <p> a new <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p> </div> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-get-value"></a><h3>gtk_adjustment_get_value ()</h3> <pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> gtk_adjustment_get_value (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <p>Gets the current value of the adjustment. See <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-value" title="gtk_adjustment_set_value ()"><code class="function">gtk_adjustment_set_value()</code></a>.</p> <div class="refsect3"> <a name="gtk-adjustment-get-value.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-get-value.returns"></a><h4>Returns</h4> <p> The current value of the adjustment</p> </div> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-set-value"></a><h3>gtk_adjustment_set_value ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_set_value (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> value</code></em>);</pre> <p>Sets the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> value. The value is clamped to lie between <a class="link" href="GtkAdjustment.html#GtkAdjustment--lower" title="The “lower” property"><span class="type">“lower”</span></a> and <a class="link" href="GtkAdjustment.html#GtkAdjustment--upper" title="The “upper” property"><span class="type">“upper”</span></a>.</p> <p>Note that for adjustments which are used in a <a class="link" href="GtkScrollbar.html" title="GtkScrollbar"><span class="type">GtkScrollbar</span></a>, the effective range of allowed values goes from <a class="link" href="GtkAdjustment.html#GtkAdjustment--lower" title="The “lower” property"><span class="type">“lower”</span></a> to <a class="link" href="GtkAdjustment.html#GtkAdjustment--upper" title="The “upper” property"><span class="type">“upper”</span></a> - <a class="link" href="GtkAdjustment.html#GtkAdjustment--page-size" title="The “page-size” property"><span class="type">“page-size”</span></a>.</p> <div class="refsect3"> <a name="gtk-adjustment-set-value.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>value</p></td> <td class="parameter_description"><p>the new value</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-clamp-page"></a><h3>gtk_adjustment_clamp_page ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_clamp_page (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> lower</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> upper</code></em>);</pre> <p>Updates the <a class="link" href="GtkAdjustment.html#GtkAdjustment--value" title="The “value” property"><span class="type">“value”</span></a> property to ensure that the range between <em class="parameter"><code>lower</code></em> and <em class="parameter"><code>upper</code></em> is in the current page (i.e. between <a class="link" href="GtkAdjustment.html#GtkAdjustment--value" title="The “value” property"><span class="type">“value”</span></a> and <a class="link" href="GtkAdjustment.html#GtkAdjustment--value" title="The “value” property"><span class="type">“value”</span></a> + <a class="link" href="GtkAdjustment.html#GtkAdjustment--page-size" title="The “page-size” property"><span class="type">“page-size”</span></a>). If the range is larger than the page size, then only the start of it will be in the current page.</p> <p>A <a class="link" href="GtkAdjustment.html#GtkAdjustment-value-changed" title="The “value-changed” signal"><span class="type">“value-changed”</span></a> signal will be emitted if the value is changed.</p> <div class="refsect3"> <a name="gtk-adjustment-clamp-page.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>lower</p></td> <td class="parameter_description"><p>the lower value</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>upper</p></td> <td class="parameter_description"><p>the upper value</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-changed"></a><h3>gtk_adjustment_changed ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_changed (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <div class="warning"> <p><code class="literal">gtk_adjustment_changed</code> has been deprecated since version 3.18 and should not be used in newly-written code.</p> <p>GTK+ emits <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> itself whenever any of the properties (other than value) change</p> </div> <p>Emits a <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> 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> properties other than the value.</p> <div class="refsect3"> <a name="gtk-adjustment-changed.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-value-changed"></a><h3>gtk_adjustment_value_changed ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_value_changed (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <div class="warning"> <p><code class="literal">gtk_adjustment_value_changed</code> has been deprecated since version 3.18 and should not be used in newly-written code.</p> <p>GTK+ emits <a class="link" href="GtkAdjustment.html#GtkAdjustment-value-changed" title="The “value-changed” signal"><span class="type">“value-changed”</span></a> itself whenever the value changes</p> </div> <p>Emits a <a class="link" href="GtkAdjustment.html#GtkAdjustment-value-changed" title="The “value-changed” signal"><span class="type">“value-changed”</span></a> 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#GtkAdjustment--value" title="The “value” property"><span class="type">“value”</span></a> property.</p> <div class="refsect3"> <a name="gtk-adjustment-value-changed.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-configure"></a><h3>gtk_adjustment_configure ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_configure (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> value</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> lower</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> upper</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> step_increment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> page_increment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> page_size</code></em>);</pre> <p>Sets all properties of the adjustment at once.</p> <p>Use this function to avoid multiple emissions of the <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> signal. See <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-lower" title="gtk_adjustment_set_lower ()"><code class="function">gtk_adjustment_set_lower()</code></a> for an alternative way of compressing multiple emissions of <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> into one.</p> <div class="refsect3"> <a name="gtk-adjustment-configure.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>value</p></td> <td class="parameter_description"><p>the new value</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>lower</p></td> <td class="parameter_description"><p>the new minimum value</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>upper</p></td> <td class="parameter_description"><p>the new maximum value</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>step_increment</p></td> <td class="parameter_description"><p>the new step increment</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>page_increment</p></td> <td class="parameter_description"><p>the new page increment</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>page_size</p></td> <td class="parameter_description"><p>the new page size</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-get-lower"></a><h3>gtk_adjustment_get_lower ()</h3> <pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> gtk_adjustment_get_lower (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <p>Retrieves the minimum value of the adjustment.</p> <div class="refsect3"> <a name="gtk-adjustment-get-lower.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-get-lower.returns"></a><h4>Returns</h4> <p> The current minimum value of the adjustment</p> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-get-page-increment"></a><h3>gtk_adjustment_get_page_increment ()</h3> <pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> gtk_adjustment_get_page_increment (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <p>Retrieves the page increment of the adjustment.</p> <div class="refsect3"> <a name="gtk-adjustment-get-page-increment.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-get-page-increment.returns"></a><h4>Returns</h4> <p> The current page increment of the adjustment</p> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-get-page-size"></a><h3>gtk_adjustment_get_page_size ()</h3> <pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> gtk_adjustment_get_page_size (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <p>Retrieves the page size of the adjustment.</p> <div class="refsect3"> <a name="gtk-adjustment-get-page-size.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-get-page-size.returns"></a><h4>Returns</h4> <p> The current page size of the adjustment</p> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-get-step-increment"></a><h3>gtk_adjustment_get_step_increment ()</h3> <pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> gtk_adjustment_get_step_increment (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <p>Retrieves the step increment of the adjustment.</p> <div class="refsect3"> <a name="gtk-adjustment-get-step-increment.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-get-step-increment.returns"></a><h4>Returns</h4> <p> The current step increment of the adjustment.</p> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-get-minimum-increment"></a><h3>gtk_adjustment_get_minimum_increment ()</h3> <pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> gtk_adjustment_get_minimum_increment (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <p>Gets the smaller of step increment and page increment.</p> <div class="refsect3"> <a name="gtk-adjustment-get-minimum-increment.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-get-minimum-increment.returns"></a><h4>Returns</h4> <p> the minimum increment of <em class="parameter"><code>adjustment</code></em> </p> </div> <p class="since">Since: <a class="link" href="api-index-3-2.html#api-index-3.2">3.2</a></p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-get-upper"></a><h3>gtk_adjustment_get_upper ()</h3> <pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> gtk_adjustment_get_upper (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>);</pre> <p>Retrieves the maximum value of the adjustment.</p> <div class="refsect3"> <a name="gtk-adjustment-get-upper.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody><tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr></tbody> </table></div> </div> <div class="refsect3"> <a name="gtk-adjustment-get-upper.returns"></a><h4>Returns</h4> <p> The current maximum value of the adjustment</p> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-set-lower"></a><h3>gtk_adjustment_set_lower ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_set_lower (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> lower</code></em>);</pre> <p>Sets the minimum value of the adjustment.</p> <p>When setting multiple adjustment properties via their individual setters, multiple <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> signals will be emitted. However, since the emission of the <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> signal is tied to the emission of the <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-notify"><span class="type">“notify”</span></a> signals of the changed properties, it’s possible to compress the <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> signals into one by calling <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#g-object-freeze-notify"><code class="function">g_object_freeze_notify()</code></a> and <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#g-object-thaw-notify"><code class="function">g_object_thaw_notify()</code></a> around the calls to the individual setters.</p> <p>Alternatively, using a single <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#g-object-set"><code class="function">g_object_set()</code></a> for all the properties to change, or using <a class="link" href="GtkAdjustment.html#gtk-adjustment-configure" title="gtk_adjustment_configure ()"><code class="function">gtk_adjustment_configure()</code></a> has the same effect of compressing <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> emissions.</p> <div class="refsect3"> <a name="gtk-adjustment-set-lower.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>lower</p></td> <td class="parameter_description"><p>the new minimum value</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-set-page-increment"></a><h3>gtk_adjustment_set_page_increment ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_set_page_increment (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> page_increment</code></em>);</pre> <p>Sets the page increment of the adjustment.</p> <p>See <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-lower" title="gtk_adjustment_set_lower ()"><code class="function">gtk_adjustment_set_lower()</code></a> about how to compress multiple emissions of the <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> signal when setting multiple adjustment properties.</p> <div class="refsect3"> <a name="gtk-adjustment-set-page-increment.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>page_increment</p></td> <td class="parameter_description"><p>the new page increment</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-set-page-size"></a><h3>gtk_adjustment_set_page_size ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_set_page_size (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> page_size</code></em>);</pre> <p>Sets the page size of the adjustment.</p> <p>See <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-lower" title="gtk_adjustment_set_lower ()"><code class="function">gtk_adjustment_set_lower()</code></a> about how to compress multiple emissions of the GtkAdjustment::changed signal when setting multiple adjustment properties.</p> <div class="refsect3"> <a name="gtk-adjustment-set-page-size.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>page_size</p></td> <td class="parameter_description"><p>the new page size</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-set-step-increment"></a><h3>gtk_adjustment_set_step_increment ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_set_step_increment (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> step_increment</code></em>);</pre> <p>Sets the step increment of the adjustment.</p> <p>See <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-lower" title="gtk_adjustment_set_lower ()"><code class="function">gtk_adjustment_set_lower()</code></a> about how to compress multiple emissions of the <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> signal when setting multiple adjustment properties.</p> <div class="refsect3"> <a name="gtk-adjustment-set-step-increment.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>step_increment</p></td> <td class="parameter_description"><p>the new step increment</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p class="since">Since: 2.14</p> </div> <hr> <div class="refsect2"> <a name="gtk-adjustment-set-upper"></a><h3>gtk_adjustment_set_upper ()</h3> <pre class="programlisting"><span class="returnvalue">void</span> gtk_adjustment_set_upper (<em class="parameter"><code><a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment</code></em>, <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> upper</code></em>);</pre> <p>Sets the maximum value of the adjustment.</p> <p>Note that values will be restricted by <code class="literal">upper - page-size</code> if the page-size property is nonzero.</p> <p>See <a class="link" href="GtkAdjustment.html#gtk-adjustment-set-lower" title="gtk_adjustment_set_lower ()"><code class="function">gtk_adjustment_set_lower()</code></a> about how to compress multiple emissions of the <a class="link" href="GtkAdjustment.html#GtkAdjustment-changed" title="The “changed” signal"><span class="type">“changed”</span></a> signal when setting multiple adjustment properties.</p> <div class="refsect3"> <a name="gtk-adjustment-set-upper.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>a <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a></p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>upper</p></td> <td class="parameter_description"><p>the new maximum value</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p class="since">Since: 2.14</p> </div> </div> <div class="refsect1"> <a name="GtkAdjustment.other_details"></a><h2>Types and Values</h2> <div class="refsect2"> <a name="GtkAdjustment-struct"></a><h3>GtkAdjustment</h3> <pre class="programlisting">typedef struct _GtkAdjustment GtkAdjustment;</pre> <p>The <a class="link" href="GtkAdjustment.html#GtkAdjustment-struct" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> contains only private fields and should not be directly accessed.</p> </div> </div> <div class="refsect1"> <a name="GtkAdjustment.property-details"></a><h2>Property Details</h2> <div class="refsect2"> <a name="GtkAdjustment--lower"></a><h3>The <code class="literal">“lower”</code> property</h3> <pre class="programlisting"> “lower” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> <p>The minimum value of the adjustment.</p> <p>Owner: GtkAdjustment</p> <p>Flags: Read / Write</p> <p>Default value: 0</p> <p class="since">Since: 2.4</p> </div> <hr> <div class="refsect2"> <a name="GtkAdjustment--page-increment"></a><h3>The <code class="literal">“page-increment”</code> property</h3> <pre class="programlisting"> “page-increment” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> <p>The page increment of the adjustment.</p> <p>Owner: GtkAdjustment</p> <p>Flags: Read / Write</p> <p>Default value: 0</p> <p class="since">Since: 2.4</p> </div> <hr> <div class="refsect2"> <a name="GtkAdjustment--page-size"></a><h3>The <code class="literal">“page-size”</code> property</h3> <pre class="programlisting"> “page-size” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></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>Owner: GtkAdjustment</p> <p>Flags: Read / Write</p> <p>Default value: 0</p> <p class="since">Since: 2.4</p> </div> <hr> <div class="refsect2"> <a name="GtkAdjustment--step-increment"></a><h3>The <code class="literal">“step-increment”</code> property</h3> <pre class="programlisting"> “step-increment” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> <p>The step increment of the adjustment.</p> <p>Owner: GtkAdjustment</p> <p>Flags: Read / Write</p> <p>Default value: 0</p> <p class="since">Since: 2.4</p> </div> <hr> <div class="refsect2"> <a name="GtkAdjustment--upper"></a><h3>The <code class="literal">“upper”</code> property</h3> <pre class="programlisting"> “upper” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></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>Owner: GtkAdjustment</p> <p>Flags: Read / Write</p> <p>Default value: 0</p> <p class="since">Since: 2.4</p> </div> <hr> <div class="refsect2"> <a name="GtkAdjustment--value"></a><h3>The <code class="literal">“value”</code> property</h3> <pre class="programlisting"> “value” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a></pre> <p>The value of the adjustment.</p> <p>Owner: GtkAdjustment</p> <p>Flags: Read / Write</p> <p>Default value: 0</p> <p class="since">Since: 2.4</p> </div> </div> <div class="refsect1"> <a name="GtkAdjustment.signal-details"></a><h2>Signal Details</h2> <div class="refsect2"> <a name="GtkAdjustment-changed"></a><h3>The <code class="literal">“changed”</code> signal</h3> <pre class="programlisting"><span class="returnvalue">void</span> user_function (<a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment, <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data)</pre> <p>Emitted when one or more of the <a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> properties have been changed, other than the <a class="link" href="GtkAdjustment.html#GtkAdjustment--value" title="The “value” property"><span class="type">“value”</span></a> property.</p> <div class="refsect3"> <a name="GtkAdjustment-changed.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>the object which received the signal</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>user_data</p></td> <td class="parameter_description"><p>user data set when the signal handler was connected.</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p>Flags: <a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#G-SIGNAL-NO-RECURSE:CAPS">No Recursion</a></p> </div> <hr> <div class="refsect2"> <a name="GtkAdjustment-value-changed"></a><h3>The <code class="literal">“value-changed”</code> signal</h3> <pre class="programlisting"><span class="returnvalue">void</span> user_function (<a class="link" href="GtkAdjustment.html" title="GtkAdjustment"><span class="type">GtkAdjustment</span></a> *adjustment, <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data)</pre> <p>Emitted when the <a class="link" href="GtkAdjustment.html#GtkAdjustment--value" title="The “value” property"><span class="type">“value”</span></a> property has been changed.</p> <div class="refsect3"> <a name="GtkAdjustment-value-changed.parameters"></a><h4>Parameters</h4> <div class="informaltable"><table class="informaltable" width="100%" border="0"> <colgroup> <col width="150px" class="parameters_name"> <col class="parameters_description"> <col width="200px" class="parameters_annotations"> </colgroup> <tbody> <tr> <td class="parameter_name"><p>adjustment</p></td> <td class="parameter_description"><p>the object which received the signal</p></td> <td class="parameter_annotations"> </td> </tr> <tr> <td class="parameter_name"><p>user_data</p></td> <td class="parameter_description"><p>user data set when the signal handler was connected.</p></td> <td class="parameter_annotations"> </td> </tr> </tbody> </table></div> </div> <p>Flags: <a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#G-SIGNAL-NO-RECURSE:CAPS">No Recursion</a></p> </div> </div> </div> <div class="footer"> <hr>Generated by GTK-Doc V1.32</div> </body> </html>