Implemented the FREQUENCIES dialog.

[pspp-builds.git] / src / ui / gui / checkbox-treeview.c

diff --git a/src/ui/gui/checkbox-treeview.c b/src/ui/gui/checkbox-treeview.c
new file mode 100644 (file)
index 0000000..2639665
--- /dev/null
+++ b/src/ui/gui/checkbox-treeview.c
@@ -0,0 +1,127 @@
+/* PSPPIRE - a graphical user interface for PSPP.
+   Copyright (C) 2007  Free Software Foundation
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+#include "checkbox-treeview.h"
+#include <gtk/gtk.h>
+
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
+
+/* A GtkTreeCellDataFunc which renders a checkbox that determines
+   whether to calculate the statistic. */
+static void
+stat_calculate_cell_data_func (GtkTreeViewColumn *col,
+                               GtkCellRenderer *cell,
+                               GtkTreeModel *model,
+                               GtkTreeIter *iter,
+                               gpointer data)
+{
+  gboolean selected;
+
+  gtk_tree_model_get (model, iter, CHECKBOX_COLUMN_SELECTED, &selected, -1);
+  g_object_set (cell, "active", selected, NULL);
+}
+
+
+/* A GtkTreeCellDataFunc which renders the label of the statistic. */
+static void
+stat_label_cell_data_func (GtkTreeViewColumn *col,
+                           GtkCellRenderer *cell,
+                           GtkTreeModel *model,
+                           GtkTreeIter *iter,
+                           gpointer statistic)
+{
+  gchar *label = NULL;
+  gtk_tree_model_get (model, iter, CHECKBOX_COLUMN_LABEL, &label, -1);
+  g_object_set (cell, "text", gettext (label), NULL);
+  g_free (label);
+}
+
+/* Callback for checkbox cells in the statistics tree view.
+   Toggles the checkbox. */
+static void
+toggle (GtkCellRendererToggle *cell_renderer, gchar *path_str, gpointer data)
+{
+  GtkTreeModel *model = (GtkTreeModel *)data;
+  GtkTreeIter iter;
+  GtkTreePath *path = gtk_tree_path_new_from_string (path_str);
+  gboolean selected;
+
+  gtk_tree_model_get_iter (model, &iter, path);
+  gtk_tree_model_get (model, &iter, CHECKBOX_COLUMN_SELECTED, &selected, -1);
+  gtk_list_store_set (GTK_LIST_STORE (model), &iter, CHECKBOX_COLUMN_SELECTED,
+                      !selected, -1);
+  gtk_tree_path_free (path);
+}
+
+
+void
+put_checkbox_items_in_treeview (GtkTreeView *treeview,
+                               guint default_items,
+                               gint n_items,
+                               const struct checkbox_entry_item *items
+                               )
+{
+  GtkTreeViewColumn *col;
+  GtkCellRenderer *renderer;
+  GtkListStore *list;
+  size_t i;
+
+  list = gtk_list_store_new (N_CHECKBOX_COLUMNS,
+                            G_TYPE_STRING, G_TYPE_BOOLEAN);
+  gtk_tree_view_set_model (GTK_TREE_VIEW (treeview), GTK_TREE_MODEL (list));
+
+  for (i = 0; i < n_items; i++)
+    {
+      GtkTreeIter iter;
+      gtk_list_store_append (list, &iter);
+      gtk_list_store_set (list, &iter,
+                          CHECKBOX_COLUMN_LABEL, items[i].label,
+                          CHECKBOX_COLUMN_SELECTED,
+                         (default_items & (1u << i)) != 0,
+                          -1);
+    }
+
+  /* Calculate column. */
+  col = gtk_tree_view_column_new ();
+  renderer = gtk_cell_renderer_toggle_new ();
+  g_signal_connect (GTK_CELL_RENDERER_TOGGLE (renderer),
+                    "toggled", G_CALLBACK (toggle), GTK_TREE_MODEL (list));
+  gtk_tree_view_column_pack_start (col, renderer, TRUE);
+  gtk_tree_view_column_set_cell_data_func (col, renderer,
+                                          stat_calculate_cell_data_func,
+                                          NULL, NULL);
+  gtk_tree_view_append_column (treeview, col);
+
+  /* Statistic column. */
+  col = gtk_tree_view_column_new ();
+  gtk_tree_view_column_set_title (col, _("Statistic"));
+  renderer = gtk_cell_renderer_text_new ();
+  gtk_tree_view_column_pack_start (col, renderer, TRUE);
+  gtk_tree_view_column_set_cell_data_func (col, renderer,
+                                          stat_label_cell_data_func,
+                                          NULL, NULL);
+  g_object_set (renderer, "ellipsize-set", TRUE, NULL);
+  g_object_set (renderer, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+  gtk_tree_view_column_set_min_width (col, 200);
+  gtk_tree_view_column_set_sizing (col, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
+  gtk_tree_view_column_set_resizable (col, TRUE);
+  gtk_tree_view_append_column (treeview, col);
+}