src/ui/gui/psppire-dialog-action-reliability.c

   1 /* PSPPIRE - a graphical user interface for PSPP.
   2    Copyright (C) 2012  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-reliability.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_reliability_init            (PsppireDialogActionReliability      *act);
  28 static void psppire_dialog_action_reliability_class_init      (PsppireDialogActionReliabilityClass *class);
  29
  30 G_DEFINE_TYPE (PsppireDialogActionReliability, psppire_dialog_action_reliability, PSPPIRE_TYPE_DIALOG_ACTION);
  31
  32 static char *
  33 generate_syntax (PsppireDialogAction *act)
  34 {
  35   PsppireDialogActionReliability *rd = PSPPIRE_DIALOG_ACTION_RELIABILITY (act);
  36   gchar *text;
  37   GString *string = g_string_new ("RELIABILITY");
  38
  39   g_string_append (string, "\n\t/VARIABLES=");
  40   psppire_var_view_append_names (PSPPIRE_VAR_VIEW (rd->variables), 0, string);
  41
  42
  43   g_string_append (string, "\n\t/MODEL=");
  44
  45   if ( 0 == gtk_combo_box_get_active (GTK_COMBO_BOX (rd->model_combo)))
  46     g_string_append (string, "ALPHA");
  47   else
  48     g_string_append_printf (string, "SPLIT (%d)",
  49                             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (rd->split_spinbutton))
  50                             );
  51
  52   if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (rd->scale_if_item_deleted_checkbutton)))
  53     g_string_append (string, "\n\t/SUMMARY = TOTAL");
  54
  55   g_string_append (string, ".\n");
  56
  57   text = string->str;
  58
  59   g_string_free (string, FALSE);
  60
  61   return text;
  62 }
  63
  64
  65 static gboolean
  66 dialog_state_valid (gpointer user_data)
  67 {
  68   PsppireDialogActionReliability *pda = user_data;
  69   GtkTreeModel *liststore =
  70     gtk_tree_view_get_model (GTK_TREE_VIEW (pda->variables));
  71
  72   return (2 <= gtk_tree_model_iter_n_children (liststore, NULL));
  73 }
  74
  75 static void
  76 on_method_change (PsppireDialogActionReliability *pda)
  77 {
  78   gtk_widget_set_sensitive (pda->split_point_hbox,
  79                             ( 1 == gtk_combo_box_get_active (GTK_COMBO_BOX (pda->model_combo))));
  80 }
  81
  82
  83 static void
  84 refresh (PsppireDialogActionReliability *pda)
  85 {
  86   GtkTreeModel *liststore =
  87     gtk_tree_view_get_model (GTK_TREE_VIEW (pda->variables));
  88   gtk_list_store_clear (GTK_LIST_STORE (liststore));
  89
  90   gtk_combo_box_set_active (GTK_COMBO_BOX (pda->model_combo), 0);
  91
  92   gtk_spin_button_set_value (GTK_SPIN_BUTTON (pda->split_spinbutton), 0);
  93
  94   gtk_spin_button_set_range (GTK_SPIN_BUTTON (pda->split_spinbutton),
  95                              0, 0);
  96
  97   gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pda->scale_if_item_deleted_checkbutton),
  98                                 FALSE);
  99 }
 100
 101 static void
 102 psppire_dialog_action_reliability_activate (GtkAction *a)
 103 {
 104   PsppireDialogAction *pda = PSPPIRE_DIALOG_ACTION (a);
 105   PsppireDialogActionReliability *act = PSPPIRE_DIALOG_ACTION_RELIABILITY (a);
 106
 107   GtkBuilder *xml = builder_new ("reliability.ui");
 108   pda->dialog = get_widget_assert   (xml, "reliability-dialog");
 109   pda->source = get_widget_assert   (xml, "dict-view");
 110
 111   act->variables = get_widget_assert   (xml, "treeview2");
 112
 113   act->split_point_hbox = get_widget_assert (xml, "split-point-hbox");
 114
 115   act->variables = get_widget_assert   (xml, "treeview2");
 116
 117   act->model_combo = get_widget_assert   (xml, "combobox1");
 118   act->split_spinbutton = get_widget_assert (xml, "spinbutton1");
 119
 120   act->scale_if_item_deleted_checkbutton = get_widget_assert (xml, "totals-checkbutton");
 121
 122   g_signal_connect_swapped (act->model_combo, "changed",
 123                             G_CALLBACK (on_method_change), pda);
 124
 125   psppire_dialog_action_set_refresh (pda, refresh);
 126   psppire_dialog_action_set_valid_predicate (pda, dialog_state_valid);
 127
 128   if (PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_reliability_parent_class)->activate)
 129     PSPPIRE_DIALOG_ACTION_CLASS (psppire_dialog_action_reliability_parent_class)->activate (pda);
 130 }
 131
 132 static void
 133 psppire_dialog_action_reliability_class_init (PsppireDialogActionReliabilityClass *class)
 134 {
 135   GtkActionClass *action_class = GTK_ACTION_CLASS (class);
 136   PsppireDialogActionClass *pdac = PSPPIRE_DIALOG_ACTION_CLASS (class);
 137
 138   action_class->activate = psppire_dialog_action_reliability_activate;
 139
 140   pdac->generate_syntax = generate_syntax;
 141 }
 142
 143
 144 static void
 145 psppire_dialog_action_reliability_init (PsppireDialogActionReliability *act)
 146 {
 147 }
 148