+/* PSPPIRE - a graphical user interface for PSPP.
+ Copyright (C) 2010, 2011, 2012, 2013 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 "psppire-dialog-action-k-related.h"
+
+#include "psppire-var-view.h"
+
+#include "psppire-dialog.h"
+#include "builder-wrapper.h"
+
+static void psppire_dialog_action_k_related_init (PsppireDialogActionKRelated *act);
+static void psppire_dialog_action_k_related_class_init (PsppireDialogActionKRelatedClass *class);
+
+G_DEFINE_TYPE (PsppireDialogActionKRelated, psppire_dialog_action_k_related, PSPPIRE_TYPE_DIALOG_ACTION);
+
+static char *
+generate_syntax (PsppireDialogAction *act)
+{
+ PsppireDialogActionKRelated *krd = PSPPIRE_DIALOG_ACTION_K_RELATED (act);
+ gchar *text;
+
+ GString *string = g_string_new ("NPAR TEST");
+
+ if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->friedman)))
+ {
+ g_string_append (string, "\n\t/FRIEDMAN = ");
+ psppire_var_view_append_names (PSPPIRE_VAR_VIEW (krd->var_view), 0, string);
+ }
+
+ if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->kendal)))
+ {
+ g_string_append (string, "\n\t/KENDALL = ");
+ psppire_var_view_append_names (PSPPIRE_VAR_VIEW (krd->var_view), 0, string);
+ }
+
+ if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->cochran)))
+ {
+ g_string_append (string, "\n\t/COCHRAN = ");
+ psppire_var_view_append_names (PSPPIRE_VAR_VIEW (krd->var_view), 0, string);
+ }
+
+ g_string_append (string, ".\n");
+
+ text = string->str;
+
+ g_string_free (string, FALSE);
+
+ return text;
+}
+
+
+static gboolean
+dialog_state_valid (gpointer data)
+{
+ PsppireDialogActionKRelated *krd = PSPPIRE_DIALOG_ACTION_K_RELATED (data);
+
+ GtkTreeModel *vars =
+ gtk_tree_view_get_model (GTK_TREE_VIEW (krd->var_view));
+
+ /* Tests using less than 3 variables are not useful */
+ if (gtk_tree_model_iter_n_children (vars, NULL) < 3)
+ return FALSE;
+
+ /* At least one checkbutton must be active */
+ if (
+ ! gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->friedman))
+ &&
+ ! gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->kendal))
+ &&
+ ! gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->cochran))
+ )
+ return FALSE;
+
+ return TRUE;
+}
+
+static void
+refresh (PsppireDialogAction *rd_)
+{
+ PsppireDialogActionKRelated *krd = PSPPIRE_DIALOG_ACTION_K_RELATED (rd_);
+ GtkTreeModel *liststore =
+ gtk_tree_view_get_model (GTK_TREE_VIEW (krd->var_view));
+
+ gtk_list_store_clear (GTK_LIST_STORE (liststore));
+
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (krd->friedman), TRUE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (krd->kendal), FALSE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (krd->cochran), FALSE);
+}
+
+static void
+psppire_dialog_action_k_related_activate (GtkAction *a)
+{
+ PsppireDialogAction *pda = PSPPIRE_DIALOG_ACTION (a);
+ PsppireDialogActionKRelated *act = PSPPIRE_DIALOG_ACTION_K_RELATED (a);
+
+ GtkBuilder *xml = builder_new ("k-related.ui");
+ pda->dialog = get_widget_assert (xml, "k-related-dialog");
+ pda->source = get_widget_assert (xml, "dict-view");
+
+ act->var_view = get_widget_assert (xml, "variables-treeview");
+ act->friedman = get_widget_assert (xml, "friedman-checkbutton");
+ act->kendal = get_widget_assert (xml, "kendal-checkbutton");
+ act->cochran = get_widget_assert (xml, "cochran-checkbutton");
+
+ psppire_dialog_action_set_valid_predicate (pda, dialog_state_valid);
+ psppire_dialog_action_set_refresh (pda, refresh);
+
+ g_object_set (pda->source,
+ "predicate", var_is_numeric,
+ NULL);
+
+ g_object_unref (xml);
+
+ if (PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_k_related_parent_class)->activate)
+ PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_k_related_parent_class)->activate (pda);
+}
+
+static void
+psppire_dialog_action_k_related_class_init (PsppireDialogActionKRelatedClass *class)
+{
+ GtkActionClass *action_class = GTK_ACTION_CLASS (class);
+
+ action_class->activate = psppire_dialog_action_k_related_activate;
+ PSPPIRE_DIALOG_ACTION_CLASS (class)->generate_syntax = generate_syntax;
+}
+
+
+static void
+psppire_dialog_action_k_related_init (PsppireDialogActionKRelated *act)
+{
+}
+