xmlns:its="http://www.w3.org/2005/11/its"

      xmlns:xi="http://www.w3.org/2001/XInclude"

      type="guide" style="task"

      id="colorbutton.py">

  <info>

    <title type="text">ColorButton (Python)</title>

    <link type="guide" xref="beginner.py#color-selectors"/>

    <link type="next" xref="fontchooserwidget.py"/>

    <revision version="0.1" date="2012-06-03" status="draft"/>

    <credit type="author copyright">

      <name>Marta Maria Casetti</name>

      <email its:translate="no">mmcasetti@gmail.com</email>

      <years>2012</years>

    </credit>

    <desc>A button to launch a color selection dialog</desc>

  </info>

  <title>ColorButton</title>

  <media type="image" mime="image/png" src="media/colorbutton.png"/>

  
This ColorButton launches a color selection dialog and prints in the terminal the RGB values of the color selected.

  <links type="sections" />

  <section id="code">

  <title>Code used to generate this example</title>

  <xi:include href="samples/colorbutton.py" parse="text"><xi:fallback/></xi:include>

  </section>

  <section id="methods">

  <title>Useful methods for a ColorButton widget</title>

  
set_color(color), where the color is defined as in the example, sets the color of the ColorButton, which by default is black. get_color() returns the color.

    
In line 23 the "color-set" signal is connected to the callback function on_color_chosen() using widget.connect(signal, callback function). See <link xref="signals-callbacks.py"/> for a more detailed explanation.

  </section>

  <section id="references">

  <title>API References</title>

  
In this sample we used the following:

  <list>

    <item>
<link href="http://developer.gnome.org/gtk3/unstable/GtkColorButton.html">GtkColorButton</link>
</item>

    <item>
<link href="http://developer.gnome.org/gtk3/unstable/GtkColorChooser.html">GtkColorChooser</link>
</item>

    <item>
<link href="http://developer.gnome.org/gdk3/stable/gdk3-RGBA-Colors.html">RGBA Colors</link>
</item>

  </list>

  </section>

</page>