/*
  Listes et arbres
  http://www.gtk-fr.org/wakka.php?wiki=LesListesEtArbres
  gcc `pkg-config --cflags --libs gtk+-2.0` -o 22b 22b.c &&./22b
*/

#include <stdlib.h>
#include <gtk/gtk.h>
#include <glib/gprintf.h>

enum {
    BMP_COLUMN,
    TEXT_COLUMN,
    N_COLUMN
};

/* Utilisateurs Visual C++ : il faut ajouter gdk_pixbuf-2.0.lib dans les options du linker */

int main(int argc, char **argv)
{
    GtkWidget *pWindow;
    GtkWidget *pTreeView;
    GtkWidget *pScrollbar;
    GtkTreeStore *pTreeStore;
    GtkTreeViewColumn *pColumn;
    GtkCellRenderer *pCellRenderer;
    GdkPixbuf *pPixBufA;
    GdkPixbuf *pPixBufB;
    gchar *sTexte;
    gint i;

    gtk_init(&argc, &argv);

    /* Creation de la fenetre principale */
    pWindow = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_window_set_default_size(GTK_WINDOW(pWindow), 320, 200);
    gtk_window_set_title(GTK_WINDOW(pWindow), "GtkTreeView et GtkTreeStore");
    g_signal_connect(G_OBJECT(pWindow), "destroy", G_CALLBACK(gtk_main_quit), NULL);

    /* Creation du modele */
    pTreeStore = gtk_tree_store_new(N_COLUMN, GDK_TYPE_PIXBUF, G_TYPE_STRING);

    sTexte = g_malloc(16);

    /* Chargement des images */
    pPixBufA = gdk_pixbuf_new_from_file("/usr/share/pixmaps/gnome-computer.png", NULL);
    pPixBufB = gdk_pixbuf_new_from_file("/usr/share/pixmaps/gnome-folder.png", NULL);

    /* Insertion des elements */
    for(i = 0 ; i < 10 ; ++i)
    {
        GtkTreeIter pIter;
        GtkTreeIter pIter2;
        gint j;

        g_sprintf(sTexte, "Ordinateur %d", i);

        /* Creation de la nouvelle ligne */
        gtk_tree_store_append(pTreeStore, &pIter, NULL);

        /* Mise a jour des donnees */
        gtk_tree_store_set(pTreeStore, &pIter,
            BMP_COLUMN, pPixBufA,
            TEXT_COLUMN, sTexte,
            -1);

        for(j = 0 ; j < 2 ; ++j)
        {
            g_sprintf(sTexte, "Repertoire %d", j);

            /* Creation de la nouvelle ligne enfant */
            gtk_tree_store_append(pTreeStore, &pIter2, &pIter);

            /* Mise a jour des donnees */
            gtk_tree_store_set(pTreeStore, &pIter2,
                BMP_COLUMN, pPixBufB,
                TEXT_COLUMN, sTexte,
                -1);
        }
    }

    g_free(sTexte);

    g_object_unref(pPixBufA);
    g_object_unref(pPixBufB);

    /* Creation de la vue */
    pTreeView = gtk_tree_view_new_with_model(GTK_TREE_MODEL(pTreeStore));

    /* Creation de la premiere colonne */
    pCellRenderer = gtk_cell_renderer_pixbuf_new();
    pColumn = gtk_tree_view_column_new_with_attributes("Image",
        pCellRenderer,
        "pixbuf", BMP_COLUMN,
        NULL);

    /* Ajout de la colonne à la vue */
    gtk_tree_view_append_column(GTK_TREE_VIEW(pTreeView), pColumn);

    /* Creation de la deuxieme colonne */
    pCellRenderer = gtk_cell_renderer_text_new();
    pColumn = gtk_tree_view_column_new_with_attributes("Label",
        pCellRenderer,
        "text", TEXT_COLUMN,
        NULL);

    /* Ajout de la colonne à la vue */
    gtk_tree_view_append_column(GTK_TREE_VIEW(pTreeView), pColumn);

    /* Ajout de la vue a la fenetre */
    pScrollbar = gtk_scrolled_window_new(NULL, NULL);
    gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(pScrollbar),
        GTK_POLICY_AUTOMATIC,
        GTK_POLICY_AUTOMATIC);
    gtk_container_add(GTK_CONTAINER(pScrollbar), pTreeView);
    gtk_container_add(GTK_CONTAINER(pWindow), pScrollbar);

    gtk_widget_show_all(pWindow);

    gtk_main();

    return EXIT_SUCCESS;
}