Binomial test dialog: Convert to new style of action objects.

[pspp] / src / ui / gui / psppire-dialog-action-binomial.c

diff --git a/src/ui/gui/psppire-dialog-action-binomial.c b/src/ui/gui/psppire-dialog-action-binomial.c
new file mode 100644 (file)
index 0000000..97a5f3c
--- /dev/null
+++ b/src/ui/gui/psppire-dialog-action-binomial.c
@@ -0,0 +1,179 @@
+/* PSPPIRE - a graphical user interface for PSPP.
+   Copyright (C) 2012  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-binomial.h"
+#include "psppire-value-entry.h"
+
+#include "dialog-common.h"
+#include "helper.h"
+#include <ui/syntax-gen.h>
+#include "psppire-var-view.h"
+
+#include "psppire-dialog.h"
+#include "builder-wrapper.h"
+#include "checkbox-treeview.h"
+#include "psppire-dict.h"
+#include "libpspp/str.h"
+
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
+
+static void
+psppire_dialog_action_binomial_class_init (PsppireDialogActionBinomialClass *class);
+
+G_DEFINE_TYPE (PsppireDialogActionBinomial, psppire_dialog_action_binomial, PSPPIRE_TYPE_DIALOG_ACTION);
+
+
+static gboolean
+get_proportion (PsppireDialogActionBinomial *act, double *prop)
+{
+    const gchar *text = gtk_entry_get_text (GTK_ENTRY (act->prop_entry));
+    gchar *endptr = NULL;
+     *prop = g_strtod (text, &endptr);
+
+    if (endptr == text)
+      return FALSE;
+
+    return TRUE; 
+}
+
+static gboolean
+dialog_state_valid (gpointer data)
+{
+  PsppireDialogActionBinomial *act = PSPPIRE_DIALOG_ACTION_BINOMIAL (data);
+  double prop;
+
+  GtkTreeModel *vars =
+    gtk_tree_view_get_model (GTK_TREE_VIEW (act->var_view));
+
+  GtkTreeIter notused;
+
+  if ( !gtk_tree_model_get_iter_first (vars, &notused) )
+    return FALSE;
+
+  if ( ! get_proportion (act, &prop))
+    return FALSE;
+
+  if (prop < 0 || prop > 1.0)
+    return FALSE;
+
+  return TRUE;
+}
+
+static void
+refresh (PsppireDialogAction *da)
+{
+  PsppireDialogActionBinomial *act = PSPPIRE_DIALOG_ACTION_BINOMIAL (da);
+  GtkTreeModel *liststore =
+    gtk_tree_view_get_model (GTK_TREE_VIEW (act->var_view));
+
+  gtk_list_store_clear (GTK_LIST_STORE (liststore));
+
+  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (act->button1), TRUE);
+
+  gtk_entry_set_text (GTK_ENTRY (act->prop_entry), "0.5");
+
+  gtk_entry_set_text (GTK_ENTRY (act->cutpoint_entry), "");
+}
+
+
+static void
+psppire_dialog_action_binomial_activate (GtkAction *a)
+{
+  PsppireDialogActionBinomial *act = PSPPIRE_DIALOG_ACTION_BINOMIAL (a);
+  PsppireDialogAction *pda = PSPPIRE_DIALOG_ACTION (a);
+
+  GtkBuilder *xml = builder_new ("binomial.ui");
+
+  pda->dialog = get_widget_assert   (xml, "binomial-dialog");
+  pda->source = get_widget_assert   (xml, "dict-view");
+
+  act->var_view   = get_widget_assert (xml, "variables-treeview");
+  act->button1   = get_widget_assert (xml, "radiobutton3");
+  act->prop_entry = get_widget_assert (xml, "proportion-entry");
+
+  act->cutpoint_entry =     get_widget_assert   (xml, "cutpoint-entry");
+  act->cutpoint_button =    get_widget_assert   (xml, "radiobutton4");
+
+  g_object_unref (xml);
+
+
+  g_signal_connect (act->cutpoint_button, "toggled", G_CALLBACK (set_sensitivity_from_toggle),
+                   act->cutpoint_entry);
+
+  psppire_dialog_action_set_refresh (pda, refresh);
+
+  psppire_dialog_action_set_valid_predicate (pda,
+                                       dialog_state_valid);
+
+  if (PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_binomial_parent_class)->activate)
+    PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_binomial_parent_class)->activate (pda);
+}
+
+
+
+static char *
+generate_syntax (PsppireDialogAction *a)
+{
+  PsppireDialogActionBinomial *scd = PSPPIRE_DIALOG_ACTION_BINOMIAL (a);
+  gchar *text = NULL;
+
+  double prop;
+  GString *string = g_string_new ("NPAR TEST\n\t/BINOMIAL");
+
+  if ( get_proportion (scd, &prop))
+    g_string_append_printf (string, "(%g)", prop);
+
+  g_string_append (string, " =");
+
+  psppire_var_view_append_names (PSPPIRE_VAR_VIEW (scd->var_view), 0, string);
+
+  if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (scd->cutpoint_button)))
+    {
+      const gchar *cutpoint = gtk_entry_get_text (GTK_ENTRY (scd->cutpoint_entry));
+      g_string_append_printf (string, "(%s)", cutpoint);
+    }
+
+  g_string_append (string, ".\n");
+
+  text = string->str;
+
+  g_string_free (string, FALSE);
+
+  return text;
+}
+
+static void
+psppire_dialog_action_binomial_class_init (PsppireDialogActionBinomialClass *class)
+{
+  GtkActionClass *action_class = GTK_ACTION_CLASS (class);
+
+  action_class->activate = psppire_dialog_action_binomial_activate;
+
+  PSPPIRE_DIALOG_ACTION_CLASS (class)->generate_syntax = generate_syntax;
+}
+
+
+static void
+psppire_dialog_action_binomial_init (PsppireDialogActionBinomial *act)
+{
+}
+