Checked in initial draft of the new tree widget.

2000-10-04    <jrb@redhat.com>

	* gtk/gtk{tree,cell}?*.[ch]: Checked in initial draft of the new
	tree widget.

1 files changed, 206 insertions, 0 deletions

diff --git a/gtk/treestoretest.c b/gtk/treestoretest.c
new file mode 100644
index 000000000..a8bec543b
--- /dev/null
+++ b/gtk/treestoretest.c
@@ -0,0 +1,206 @@
+#include <gtk/gtk.h>
+#include <stdlib.h>
+
+GtkObject *model;
+
+static void
+row_selected (GtkTreeView  *tree_view,
+	      GtkTreeModel *tree_model,
+	      GtkTreeNode  *node,
+	      GtkWidget    *button)
+{
+  gtk_widget_set_sensitive (button, TRUE);
+}
+
+static void
+row_unselected (GtkTreeView  *tree_view,
+		GtkTreeModel *tree_model,
+		GtkTreeNode  *node,
+		GtkWidget    *button)
+{
+  gtk_widget_set_sensitive (button, FALSE);
+}
+
+static GtkTreeNode *
+node_new ()
+{
+  static GValue value = {0, };
+  static gint i = 0;
+  gchar *str;
+  GtkTreeNode *node = gtk_tree_store_node_new ();
+
+  g_value_init (&value, G_TYPE_STRING);
+  str = g_strdup_printf ("FOO: %d", i++);
+  g_value_set_string (&value, str);
+  g_free (str);
+  gtk_tree_store_node_set_cell (GTK_TREE_STORE (model), node, 0, &value);
+  g_value_unset (&value);
+
+  return node;
+}
+
+static void
+node_remove (GtkWidget *button, GtkTreeView *tree_view)
+{
+  GtkTreeNode *selected = gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
+  gtk_tree_store_node_remove (GTK_TREE_STORE (model),
+			      selected);
+}
+
+static void
+node_insert (GtkWidget *button, GtkTreeView *tree_view)
+{
+  GtkWidget *entry;
+  GtkTreeNode *selected = gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
+
+  entry = gtk_object_get_user_data (GTK_OBJECT (button));
+  gtk_tree_store_node_insert (GTK_TREE_STORE (model),
+			      selected,
+			      atoi (gtk_entry_get_text (GTK_ENTRY (entry))),
+			      node_new ());
+}
+
+static void
+node_insert_before  (GtkWidget *button, GtkTreeView *tree_view)
+{
+  GtkTreeNode *selected = gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
+  gtk_tree_store_node_insert_before (GTK_TREE_STORE (model),
+				    NULL,
+				    selected,
+				    node_new ());
+}
+
+static void
+node_insert_after (GtkWidget *button, GtkTreeView *tree_view)
+{
+  GtkTreeNode *selected = gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
+  gtk_tree_store_node_insert_after (GTK_TREE_STORE (model),
+				    NULL,
+				    selected,
+				    node_new ());
+}
+
+static void
+node_prepend (GtkWidget *button, GtkTreeView *tree_view)
+{
+  GtkTreeNode *selected = gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
+  gtk_tree_store_node_prepend (GTK_TREE_STORE (model),
+			       selected,
+			       node_new ());
+}
+
+static void
+node_append (GtkWidget *button, GtkTreeView *tree_view)
+{
+  GtkTreeNode *selected = gtk_tree_selection_get_selected (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
+  gtk_tree_store_node_append (GTK_TREE_STORE (model),
+			      selected,
+			      node_new ());
+}
+
+static void
+make_window ()
+{
+  GtkWidget *window;
+  GtkWidget *vbox;
+  GtkWidget *hbox, *entry;
+  GtkWidget *button;
+  GtkWidget *scrolled_window;
+  GtkWidget *tree_view;
+  GtkObject *column;
+  GtkCellRenderer *cell;
+  GtkObject *selection;
+
+  /* Make the Widgets/Objects */
+  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+  vbox = gtk_vbox_new (FALSE, 8);
+  gtk_container_set_border_width (GTK_CONTAINER (vbox), 8);
+  gtk_window_set_default_size (GTK_WINDOW (window), 300, 350);
+  scrolled_window = gtk_scrolled_window_new (NULL, NULL);
+  tree_view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (model));
+  selection = GTK_OBJECT (gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view)));
+  gtk_tree_selection_set_type (GTK_TREE_SELECTION (selection), GTK_TREE_SELECTION_SINGLE);
+
+  /* Put them together */
+  gtk_container_add (GTK_CONTAINER (scrolled_window), tree_view);
+  gtk_box_pack_start (GTK_BOX (vbox), scrolled_window, TRUE, TRUE, 0);
+  gtk_container_add (GTK_CONTAINER (window), vbox);
+  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
+				  GTK_POLICY_AUTOMATIC,
+				  GTK_POLICY_AUTOMATIC);
+  gtk_signal_connect (GTK_OBJECT (window), "destroy", gtk_main_quit, NULL);
+
+  /* buttons */
+  button = gtk_button_new_with_label ("gtk_tree_store_node_remove");
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_signal_connect (GTK_OBJECT (selection),
+		      "row_selected", row_selected, button);
+  gtk_signal_connect (GTK_OBJECT (selection),
+		      "row_unselected", row_unselected, button);
+  gtk_signal_connect (GTK_OBJECT (button), "clicked", node_remove, tree_view);
+  gtk_widget_set_sensitive (button, FALSE);
+
+  button = gtk_button_new_with_label ("gtk_tree_store_node_insert");
+  hbox = gtk_hbox_new (FALSE, 8);
+  entry = gtk_entry_new ();
+  gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
+  gtk_box_pack_start (GTK_BOX (hbox), entry, FALSE, FALSE, 0);
+  gtk_object_set_user_data (GTK_OBJECT (button), entry);
+  gtk_signal_connect (GTK_OBJECT (button), "clicked", node_insert, tree_view);
+
+  
+  button = gtk_button_new_with_label ("gtk_tree_store_node_insert_before");
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_signal_connect (GTK_OBJECT (selection),
+		      "row_selected", row_selected, button);
+  gtk_signal_connect (GTK_OBJECT (selection),
+		      "row_unselected", row_unselected, button);
+  gtk_signal_connect (GTK_OBJECT (button), "clicked", node_insert_before, tree_view);
+  gtk_widget_set_sensitive (button, FALSE);
+
+  button = gtk_button_new_with_label ("gtk_tree_store_node_insert_after");
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_signal_connect (GTK_OBJECT (selection),
+		      "row_selected", row_selected, button);
+  gtk_signal_connect (GTK_OBJECT (selection),
+		      "row_unselected", row_unselected, button);
+  gtk_signal_connect (GTK_OBJECT (button), "clicked", node_insert_after, tree_view);
+  gtk_widget_set_sensitive (button, FALSE);
+
+  button = gtk_button_new_with_label ("gtk_tree_store_node_prepend");
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_signal_connect (GTK_OBJECT (button), "clicked", node_prepend, tree_view);
+
+  button = gtk_button_new_with_label ("gtk_tree_store_node_append");
+  gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+  gtk_signal_connect (GTK_OBJECT (button), "clicked", node_append, tree_view);
+
+  /* The selected column */
+  cell = gtk_cell_renderer_text_new ();
+  column = gtk_tree_view_column_new_with_attributes ("nodes", cell, "text", 0, NULL);
+  gtk_tree_view_add_column (GTK_TREE_VIEW (tree_view), GTK_TREE_VIEW_COLUMN (column));
+
+  /* Show it all */
+  gtk_widget_show_all (window);
+}
+
+int
+main (int argc, char *argv[])
+{
+  gtk_init (&argc, &argv);
+
+  model = gtk_tree_store_new_with_values (2, G_TYPE_STRING, G_TYPE_STRING);
+
+  make_window ();
+  make_window ();
+
+  /* A few to start */
+  gtk_tree_store_node_append (GTK_TREE_STORE (model), NULL, node_new ());
+  gtk_tree_store_node_append (GTK_TREE_STORE (model), NULL, node_new ());
+  gtk_tree_store_node_append (GTK_TREE_STORE (model), NULL, node_new ());
+
+  gtk_main ();
+
+  return 0;
+}