X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fgui%2Fpsppire-data-window.c;h=500877bdd38470abdda490fb8747746cc00718f6;hb=91fc7d27740431120fac25a2a56d44bd3fc4fb0e;hp=c22f7bb293acb05ec957931a8f2a693db728b86e;hpb=7e152a7394dd2325e9040dd59cc5bba6d4b9dde5;p=pspp

diff --git a/src/ui/gui/psppire-data-window.c b/src/ui/gui/psppire-data-window.c
index c22f7bb293..500877bdd3 100644
--- a/src/ui/gui/psppire-data-window.c
+++ b/src/ui/gui/psppire-data-window.c
@@ -26,17 +26,14 @@
 #include "libpspp/str.h"
 #include "ui/gui/aggregate-dialog.h"
 #include "ui/gui/autorecode-dialog.h"
-#include "ui/gui/binomial-dialog.h"
 #include "ui/gui/builder-wrapper.h"
 #include "ui/gui/chi-square-dialog.h"
 #include "ui/gui/comments-dialog.h"
 #include "ui/gui/compute-dialog.h"
 #include "ui/gui/count-dialog.h"
-#include "ui/gui/crosstabs-dialog.h"
 #include "ui/gui/entry-dialog.h"
 #include "ui/gui/executor.h"
 #include "ui/gui/find-dialog.h"
-#include "ui/gui/frequencies-dialog.h"
 #include "ui/gui/goto-case-dialog.h"
 #include "ui/gui/help-menu.h"
 #include "ui/gui/helper.h"
@@ -79,6 +76,7 @@ static void psppire_data_window_init          (PsppireDataWindow      *data_edit
 static void psppire_data_window_iface_init (PsppireWindowIface *iface);
 
 static void psppire_data_window_dispose (GObject *object);
+static void psppire_data_window_finalize (GObject *object);
 static void psppire_data_window_set_property (GObject         *object,
                                               guint            prop_id,
                                               const GValue    *value,
@@ -142,6 +140,7 @@ psppire_data_window_class_init (PsppireDataWindowClass *class)
   parent_class = g_type_class_peek_parent (class);
 
   object_class->dispose = psppire_data_window_dispose;
+  object_class->finalize = psppire_data_window_finalize;
   object_class->set_property = psppire_data_window_set_property;
   object_class->get_property = psppire_data_window_get_property;
 
@@ -904,12 +903,25 @@ connect_action (PsppireDataWindow *dw, const char *action_name,
 				    GCallback handler)
 {
   GtkAction *action = get_action_assert (dw->builder, action_name);
- 
+
   g_signal_connect_swapped (action, "activate", handler, dw);
 
   return action;
 }
 
+/* Only a data file with at least one variable can be saved. */
+static void
+enable_save (PsppireDataWindow *dw)
+{
+  PsppireDict *dict = dw->var_store->dictionary;
+  gboolean enable = psppire_dict_get_var_cnt (dict) > 0;
+
+  gtk_action_set_sensitive (get_action_assert (dw->builder, "file_save"),
+                            enable);
+  gtk_action_set_sensitive (get_action_assert (dw->builder, "file_save_as"),
+                            enable);
+}
+
 /* Initializes as much of a PsppireDataWindow as we can and must before the
    dataset has been set.
 
@@ -951,6 +963,7 @@ psppire_data_window_finish_init (PsppireDataWindow *de,
   de->dataset = ds;
   dict = psppire_dict_new_from_dict (dataset_dict (ds));
   de->var_store = psppire_var_store_new (dict);
+  g_object_unref (dict);
   de->data_store = psppire_data_store_new (dict);
   psppire_data_store_set_reader (de->data_store, NULL);
 
@@ -1005,6 +1018,13 @@ psppire_data_window_finish_init (PsppireDataWindow *de,
 		    G_CALLBACK (on_split_change),
 		    de);
 
+  g_signal_connect_swapped (dict, "backend-changed",
+                            G_CALLBACK (enable_save), de);
+  g_signal_connect_swapped (dict, "variable-inserted",
+                            G_CALLBACK (enable_save), de);
+  g_signal_connect_swapped (dict, "variable-deleted",
+                            G_CALLBACK (enable_save), de);
+  enable_save (de);
 
   connect_action (de, "edit_copy", G_CALLBACK (on_edit_copy));
 
@@ -1012,7 +1032,7 @@ psppire_data_window_finish_init (PsppireDataWindow *de,
 
   connect_action (de, "file_new_data", G_CALLBACK (create_data_window));
 
-  connect_action (de, "file_import-text", G_CALLBACK (text_data_import_assistant));
+  connect_action (de, "file_import", G_CALLBACK (text_data_import_assistant));
 
   connect_action (de, "file_save", G_CALLBACK (psppire_window_save));
  
@@ -1069,11 +1089,8 @@ psppire_data_window_finish_init (PsppireDataWindow *de,
   connect_action (de, "transform_count", G_CALLBACK (count_dialog));
   connect_action (de, "transform_recode-same", G_CALLBACK (recode_same_dialog));
   connect_action (de, "transform_recode-different", G_CALLBACK (recode_different_dialog));
-  connect_action (de, "analyze_frequencies", G_CALLBACK (frequencies_dialog));
-  connect_action (de, "crosstabs", G_CALLBACK (crosstabs_dialog));
   connect_action (de, "univariate", G_CALLBACK (univariate_dialog));
   connect_action (de, "chi-square", G_CALLBACK (chisquare_dialog));
-  connect_action (de, "binomial", G_CALLBACK (binomial_dialog));
   connect_action (de, "runs", G_CALLBACK (runs_dialog));
   connect_action (de, "ks-one-sample", G_CALLBACK (ks_one_sample_dialog));
   connect_action (de, "k-related-samples", G_CALLBACK (k_related_dialog));
@@ -1240,6 +1257,27 @@ psppire_data_window_dispose (GObject *object)
     G_OBJECT_CLASS (parent_class)->dispose (object);
 }
 
+static void
+psppire_data_window_finalize (GObject *object)
+{
+  PsppireDataWindow *dw = PSPPIRE_DATA_WINDOW (object);
+
+  if (dw->dataset)
+    {
+      struct dataset *dataset = dw->dataset;
+      struct session *session = dataset_session (dataset);
+
+      dw->dataset = NULL;
+
+      dataset_set_callbacks (dataset, NULL, NULL);
+      session_set_active_dataset (session, NULL);
+      dataset_destroy (dataset);
+    }
+
+  if (G_OBJECT_CLASS (parent_class)->finalize)
+    G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
 static void
 psppire_data_window_set_property (GObject         *object,
                                   guint            prop_id,