GTK3 Tree View Tutorial

main.c

#include <gtk/gtk.h>

enum
{
  COL_NAME = 0,
  COL_AGE,
  NUM_COLS
} ;


static GtkTreeModel *
create_and_fill_model (void)
{
  GtkListStore *store = gtk_list_store_new (NUM_COLS,
                                            G_TYPE_STRING,
                                            G_TYPE_UINT);

  /* Append a row and fill in some data. */
  GtkTreeIter iter;
  gtk_list_store_append (store, &iter);
  gtk_list_store_set (store, &iter,
                      COL_NAME, "Heinz El-Mann",
                      COL_AGE, 51,
                      -1);

  /* Append another row and fill in some data. */
  gtk_list_store_append (store, &iter);
  gtk_list_store_set (store, &iter,
                      COL_NAME, "Jane Doe",
                      COL_AGE, 23,
                      -1);

  /* ... and a third row. */
  gtk_list_store_append (store, &iter);
  gtk_list_store_set (store, &iter,
                      COL_NAME, "Joe Bungop",
                      COL_AGE, 91,
                      -1);

  return GTK_TREE_MODEL (store);
}


static GtkWidget *
create_view_and_model (void)
{
  GtkWidget *view = gtk_tree_view_new ();

  GtkCellRenderer *renderer;

  /* --- Column #1 --- */
  renderer = gtk_cell_renderer_text_new ();
  gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
                                               -1,      
                                               "Name",  
                                               renderer,
                                               "text", COL_NAME,
                                               NULL);

  /* --- Column #2 --- */
  renderer = gtk_cell_renderer_text_new ();
  gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
                                               -1,      
                                               "Age",  
                                               renderer,
                                               "text", COL_AGE,
                                               NULL);

  GtkTreeModel *model = create_and_fill_model ();

  gtk_tree_view_set_model (GTK_TREE_VIEW (view), model);

  /* The tree view has acquired its own reference to the
   * model, so we can drop ours. That way the model will
   * be freed automatically when the tree view is destroyed.
   */
  g_object_unref (model);

  return view;
}


int
main (int argc, char **argv)
{
  gtk_init (&argc, &argv);

  GtkWidget *window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  g_signal_connect (window, "destroy", gtk_main_quit, NULL);

  GtkWidget *view = create_view_and_model ();

  gtk_container_add (GTK_CONTAINER (window), view);

  gtk_widget_show_all (window);

  gtk_main ();

  return 0;
}

Makefile

CFLAGS = -Wall -g `pkg-config --cflags gtk+-3.0`
LDFLAGS = `pkg-config --libs gtk+-3.0`

all: main.c
	$(CC) -o main main.c $(CFLAGS) $(LDFLAGS)

clean:
	rm -f *~
	rm -f *.o
	rm -f main