<?xml version="1.0" encoding="utf-8"?>
<page xmlns="http://projectmallard.org/1.0/" xmlns:its="http://www.w3.org/2005/11/its" xmlns:xi="http://www.w3.org/2001/XInclude" type="guide" style="task" id="entry.c" xml:lang="gl">
  <info>
    <title type="text">Entry (C)</title>
    <link type="guide" xref="c#entry"/>
    <revision version="0.1" date="2012-06-14" status="draft"/>

    <credit type="author copyright">
      <name>Monica Kochofar</name>
      <email its:translate="no">monicakochofar@gmail.com</email>
      <years>2012</years>
    </credit>

    <desc>A single line text entry field</desc>
  
    <mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
      <mal:name>Fran Dieguez</mal:name>
      <mal:email>frandieguez@gnome.org</mal:email>
      <mal:years>2012-2013.</mal:years>
    </mal:credit>
  </info>

  <title>Entry</title>

  <media type="image" mime="image/png" src="media/entry.png"/>
  <p>This application greets you in the terminal.</p>

      <code mime="text/x-csrc" style="numbered">
#include &lt;gtk/gtk.h&gt;



/*This is the callback function. It is a handler function 
which reacts to the signal. In this case, it will grab the 
text input from the entry box and print out a line to the user.*/
static void
on_activate (GtkEntry *entry,
             gpointer  user_data)
{
  const char *name;
  name = gtk_entry_get_text (entry);

  g_print ("\nHello %s!\n\n", name);
}



static void
activate (GtkApplication *app,
          gpointer        user_data)
{
  GtkWidget *window;
  GtkWidget *entry_box;

  /*Create a window with a title, a default size, 
  and a set border width*/
  window = gtk_application_window_new (app);
  gtk_window_set_title (GTK_WINDOW (window), "What is your name?");
  gtk_window_set_default_size (GTK_WINDOW (window), 300, 100);
  gtk_container_set_border_width (GTK_CONTAINER (window), 10);

  /*Create a new entry box, and add it to the window*/
  entry_box = gtk_entry_new ();
  gtk_container_add (GTK_CONTAINER (window), entry_box);

  /*Connecting the activate signal to the callback*/
  g_signal_connect (GTK_ENTRY (entry_box), "activate", 
                    G_CALLBACK (on_activate), NULL);

  gtk_widget_show_all (window);
}



int
main (int argc, char **argv)
{
  GtkApplication *app;
  int status;

  app = gtk_application_new ("org.gtk.example", G_APPLICATION_FLAGS_NONE);
  g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
  status = g_application_run (G_APPLICATION (app), argc, argv);
  g_object_unref (app);

  return status;
}
</code>
<p>Neste exemplo empregaremos o seguinte:</p>
<list>
  <item><p><link href="http://developer.gnome.org/gtk3/3.4/GtkApplication.html">GtkApplication</link></p></item>
  <item><p><link href="http://developer.gnome.org/gtk3/3.4/GtkWindow.html">GtkWindow</link></p></item>
  <item><p><link href="http://developer.gnome.org/gtk3/stable/GtkEntry.html">GtkEntry</link></p></item>
</list>
</page>
