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Une étiquette simple |
#include <gtk/gtk.h>
static void
activate (GtkApplication *app,
gpointer user_data)
{
GtkWidget *window;
GtkWidget *label;
/*Create a window with a title and a default size*/
window = gtk_application_window_new (app);
gtk_window_set_application (GTK_WINDOW (window), GTK_APPLICATION (app));
gtk_window_set_title (GTK_WINDOW (window), "Welcome to GNOME");
gtk_window_set_default_size (GTK_WINDOW (window), 200,100);
/*Create a label and set its alignment. Setting the line wrap to TRUE makes
the label break lines if the text exceeds the widget's size. When set to
FALSE the text gets cut off by the edge of the widget*/
label = gtk_label_new ("Hello GNOME!");
gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_CENTER);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gtk_container_add (GTK_CONTAINER (window), GTK_WIDGET (label));
gtk_widget_show_all (GTK_WIDGET (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;
}
Dans cet exemple, les éléments suivants sont utilisés :
GtkApplication
GtkWindow
GtkLabel