src/ui/gui/psppire-dialog-action-k-related.c

   1 /* PSPPIRE - a graphical user interface for PSPP.
   2    Copyright (C) 2010, 2011, 2012, 2013  Free Software Foundation
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
  16
  17
  18 #include <config.h>
  19
  20 #include "psppire-dialog-action-k-related.h"
  21
  22 #include "psppire-var-view.h"
  23
  24 #include "psppire-dialog.h"
  25 #include "builder-wrapper.h"
  26
  27 static void psppire_dialog_action_k_related_init            (PsppireDialogActionKRelated      *act);
  28 static void psppire_dialog_action_k_related_class_init      (PsppireDialogActionKRelatedClass *class);
  29
  30 G_DEFINE_TYPE (PsppireDialogActionKRelated, psppire_dialog_action_k_related, PSPPIRE_TYPE_DIALOG_ACTION);
  31
  32 static char *
  33 generate_syntax (PsppireDialogAction *act)
  34 {
  35   PsppireDialogActionKRelated *krd = PSPPIRE_DIALOG_ACTION_K_RELATED (act);
  36   gchar *text;
  37
  38   GString *string = g_string_new ("NPAR TEST");
  39
  40   if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->friedman)))
  41     {
  42       g_string_append (string, "\n\t/FRIEDMAN = ");
  43       psppire_var_view_append_names (PSPPIRE_VAR_VIEW (krd->var_view), 0, string);
  44     }
  45
  46   if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->kendal)))
  47     {
  48       g_string_append (string, "\n\t/KENDALL = ");
  49       psppire_var_view_append_names (PSPPIRE_VAR_VIEW (krd->var_view), 0, string);
  50     }
  51
  52   if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->cochran)))
  53     {
  54       g_string_append (string, "\n\t/COCHRAN = ");
  55       psppire_var_view_append_names (PSPPIRE_VAR_VIEW (krd->var_view), 0, string);
  56     }
  57
  58   g_string_append (string, ".\n");
  59
  60   text = string->str;
  61
  62   g_string_free (string, FALSE);
  63
  64   return text;
  65 }
  66
  67
  68 static gboolean
  69 dialog_state_valid (gpointer data)
  70 {
  71   PsppireDialogActionKRelated *krd = PSPPIRE_DIALOG_ACTION_K_RELATED (data);
  72
  73   GtkTreeModel *vars =
  74     gtk_tree_view_get_model (GTK_TREE_VIEW (krd->var_view));
  75
  76   /* Tests using less than 3 variables are not useful */
  77   if (gtk_tree_model_iter_n_children (vars, NULL) < 3)
  78     return FALSE;
  79
  80   /* At least one checkbutton must be active */
  81   if (
  82       ! gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->friedman))
  83       &&
  84       ! gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->kendal))
  85       &&
  86       ! gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (krd->cochran))
  87        )
  88     return FALSE;
  89
  90   return TRUE;
  91 }
  92
  93 static void
  94 refresh (PsppireDialogAction *rd_)
  95 {
  96   PsppireDialogActionKRelated *krd = PSPPIRE_DIALOG_ACTION_K_RELATED (rd_);
  97   GtkTreeModel *liststore =
  98     gtk_tree_view_get_model (GTK_TREE_VIEW (krd->var_view));
  99
 100   gtk_list_store_clear (GTK_LIST_STORE (liststore));
 101
 102   gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (krd->friedman), TRUE);
 103   gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (krd->kendal), FALSE);
 104   gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (krd->cochran), FALSE);
 105 }
 106
 107 static void
 108 psppire_dialog_action_k_related_activate (PsppireDialogAction *a)
 109 {
 110   PsppireDialogAction *pda = PSPPIRE_DIALOG_ACTION (a);
 111   PsppireDialogActionKRelated *act = PSPPIRE_DIALOG_ACTION_K_RELATED (a);
 112
 113   GHashTable *thing = psppire_dialog_action_get_hash_table (pda);
 114   GtkBuilder *xml = g_hash_table_lookup (thing, a);
 115   if (!xml)
 116     {
 117       xml = builder_new ("k-related.ui");
 118       g_hash_table_insert (thing, a, xml);
 119     }
 120
 121   pda->dialog = get_widget_assert   (xml, "k-related-dialog");
 122   pda->source = get_widget_assert   (xml, "dict-view");
 123
 124   act->var_view  = get_widget_assert (xml, "variables-treeview");
 125   act->friedman =  get_widget_assert (xml, "friedman-checkbutton");
 126   act->kendal =  get_widget_assert (xml, "kendal-checkbutton");
 127   act->cochran =  get_widget_assert (xml, "cochran-checkbutton");
 128
 129   psppire_dialog_action_set_valid_predicate (pda, dialog_state_valid);
 130   psppire_dialog_action_set_refresh (pda, refresh);
 131
 132   g_object_set (pda->source,
 133                 "predicate", var_is_numeric,
 134                 NULL);
 135
 136   if (PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_k_related_parent_class)->activate)
 137     PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_k_related_parent_class)->activate (pda);
 138 }
 139
 140 static void
 141 psppire_dialog_action_k_related_class_init (PsppireDialogActionKRelatedClass *class)
 142 {
 143   psppire_dialog_action_set_activation (class, psppire_dialog_action_k_related_activate);
 144   PSPPIRE_DIALOG_ACTION_CLASS (class)->generate_syntax = generate_syntax;
 145 }
 146
 147
 148 static void
 149 psppire_dialog_action_k_related_init (PsppireDialogActionKRelated *act)
 150 {
 151 }
 152