New module psppire-var-view
[pspp-builds.git] / src / ui / gui / dict-display.c
index 68b7b8d4f2e6193f9b91e847a63b3b245819083a..160cdb2a1b8e635c4ad72a08892ca11edbddef9d 100644 (file)
@@ -1,10 +1,9 @@
-/*
-   PSPPIRE --- A Graphical User Interface for PSPP
+/* PSPPIRE - a graphical user interface for PSPP.
    Copyright (C) 2007  Free Software Foundation
 
-   This program is free software; you can redistribute it and/or modify
+   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 2 of the License, or
+   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,
    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, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-   02110-1301, USA. */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 
 #include <config.h>
 #include <gettext.h>
 #include <gtk/gtk.h>
 
+#include "psppire-conf.h"
 #include "dict-display.h"
 
 #include "psppire-dict.h"
+#include <libpspp/i18n.h>
 #include "helper.h"
 #include <data/variable.h>
+#include <data/format.h>
 
 #define _(msgid) gettext (msgid)
 #define N_(msgid) msgid
 
-
-/* A GtkTreeModelFilterVisibleFunc to filter lines in the treeview */
-static gboolean
-filter_variables (GtkTreeModel *model, GtkTreeIter *iter, gpointer data)
-{
-  var_predicate_func *predicate = data;
-  struct variable *var;
-  PsppireDict *dict = PSPPIRE_DICT (model);
-
-  GtkTreePath *path = gtk_tree_model_get_path (model, iter);
-
-  gint *idx = gtk_tree_path_get_indices (path);
-
-  var =  psppire_dict_get_variable (dict, *idx);
-
-  gtk_tree_path_free (path);
-
-  return predicate (var);
-}
-
-/* Sets up TREEVIEW to display the variables of DICT.
-   MODE is the selection mode for TREEVIEW.
-   PREDICATE determines which variables should be visible, or NULL if
-   all are to be visible.
- */
-void
-attach_dictionary_to_treeview (GtkTreeView *treeview, PsppireDict *dict,
-                              GtkSelectionMode mode,
-                              var_predicate_func *predicate
-                              )
+static void
+get_base_model (GtkTreeModel *top_model, GtkTreeIter *top_iter,
+               GtkTreeModel **model, GtkTreeIter *iter
+               )
 {
-  GtkTreeViewColumn *col;
-
-  GtkTreeSelection *selection =
-    gtk_tree_view_get_selection (treeview);
-
-  GtkCellRenderer *renderer = gtk_cell_renderer_text_new ();
-  GtkTreeModel *model ;
-
-  if ( predicate )
-    {
-      model = gtk_tree_model_filter_new (GTK_TREE_MODEL (dict),
-                                         NULL);
-
-      gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (model),
-                                             filter_variables,
-                                             predicate,
-                                             NULL);
-    }
-  else
+  *model = top_model;
+  *iter = *top_iter;
+  while (GTK_IS_TREE_MODEL_FILTER (*model))
     {
-      model = GTK_TREE_MODEL (dict);
-    }
-
-  gtk_tree_view_set_model (GTK_TREE_VIEW (treeview), model);
-
-
-
-  col = gtk_tree_view_column_new_with_attributes (_("Var"),
-                                                 renderer,
-                                                 "text",
-                                                 0,
-                                                 NULL);
+      GtkTreeIter parent_iter = *iter;
+      GtkTreeModelFilter *parent_model = GTK_TREE_MODEL_FILTER (*model);
 
-  /* FIXME: make this a value in terms of character widths */
-  g_object_set (col, "min-width",  100, NULL);
+      *model = gtk_tree_model_filter_get_model (parent_model);
 
-  gtk_tree_view_column_set_sizing (col, GTK_TREE_VIEW_COLUMN_FIXED);
-
-  gtk_tree_view_append_column (treeview, col);
+      gtk_tree_model_filter_convert_iter_to_child_iter (parent_model,
+                                                       iter,
+                                                       &parent_iter);
+    }
 
-  gtk_tree_selection_set_mode (selection, mode);
+  g_assert (PSPPIRE_IS_DICT (*model));
 }
 
 
 void
 insert_source_row_into_entry (GtkTreeIter iter,
                              GtkWidget *dest,
-                             GtkTreeModel *model
+                             GtkTreeModel *model,
+                             gpointer data
                              )
 {
   GtkTreePath *path;
-  PsppireDict *dict;
+  GtkTreeModel *dict;
   gint *idx;
   struct variable *var;
   GtkTreeIter dict_iter;
-  gchar *name;
 
   g_return_if_fail (GTK_IS_ENTRY(dest));
 
-
-  if ( GTK_IS_TREE_MODEL_FILTER (model))
-    {
-      dict = PSPPIRE_DICT (gtk_tree_model_filter_get_model
-                          (GTK_TREE_MODEL_FILTER(model)));
-      gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER
-                                                       (model),
-                                                       &dict_iter, &iter);
-    }
-  else
-    {
-      dict = PSPPIRE_DICT (model);
-      dict_iter = iter;
-    }
-
+  get_base_model (model, &iter, &dict, &dict_iter);
 
   path = gtk_tree_model_get_path (GTK_TREE_MODEL (dict), &dict_iter);
 
   idx = gtk_tree_path_get_indices (path);
 
-  var =  psppire_dict_get_variable (dict, *idx);
+  var =  psppire_dict_get_variable (PSPPIRE_DICT (dict), *idx);
 
   gtk_tree_path_free (path);
 
-  name = pspp_locale_to_utf8 (var_get_name (var), -1, NULL);
-  gtk_entry_set_text (GTK_ENTRY (dest),  name);
-  g_free (name);
+  gtk_entry_set_text (GTK_ENTRY (dest),  var_get_name (var));
 }
 
 
-
 void
 insert_source_row_into_tree_view (GtkTreeIter iter,
                                  GtkWidget *dest,
-                                 GtkTreeModel *model
+                                 GtkTreeModel *model,
+                                 gpointer data
                                  )
 {
   GtkTreePath *path;
   GtkTreeIter dest_iter;
   GtkTreeIter dict_iter;
   gint *row ;
-  GtkTreeModel *destmodel = gtk_tree_view_get_model ( GTK_TREE_VIEW (dest));
+  GtkTreeModel *destmodel = gtk_tree_view_get_model (GTK_TREE_VIEW (dest));
 
-  PsppireDict *dict;
-
-  if ( GTK_IS_TREE_MODEL_FILTER (model))
-    {
-      dict = PSPPIRE_DICT (gtk_tree_model_filter_get_model
-                          (GTK_TREE_MODEL_FILTER(model)));
-      gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER
-                                                       (model),
-                                                       &dict_iter, &iter);
-    }
-  else
-    {
-      dict = PSPPIRE_DICT (model);
-      dict_iter = iter;
-    }
+  const struct variable *var;
+  GtkTreeModel *dict;
 
+  get_base_model (model, &iter, &dict, &dict_iter);
 
-  path = gtk_tree_model_get_path (GTK_TREE_MODEL (dict), &dict_iter);
+  path = gtk_tree_model_get_path (dict, &dict_iter);
 
   row = gtk_tree_path_get_indices (path);
 
+  var = psppire_dict_get_variable (PSPPIRE_DICT (dict), *row);
+
   gtk_list_store_append (GTK_LIST_STORE (destmodel),  &dest_iter);
-  gtk_list_store_set (GTK_LIST_STORE (destmodel), &dest_iter, 0, *row, -1);
+
+  gtk_list_store_set (GTK_LIST_STORE (destmodel), &dest_iter, 0, var, -1);
 
   gtk_tree_path_free (path);
 }
 
 
+
 gboolean
 is_currently_in_entry (GtkTreeModel *model, GtkTreeIter *iter,
                       PsppireSelector *selector)
 {
   gboolean result;
-  gchar *name;
   GtkTreeIter dict_iter;
-  PsppireDict *dict;
+  GtkTreeModel *dict;
   struct variable *var;
   gint dict_index;
   gint *indeces;
   GtkTreePath *path;
-  const gchar *text =   gtk_entry_get_text (GTK_ENTRY (selector->dest));
+  GtkWidget *entry = NULL;
+  const gchar *text = NULL;
 
+  g_object_get (selector, "dest-widget", &entry, NULL);
 
-  if ( GTK_IS_TREE_MODEL_FILTER (model))
-    {
-      dict = PSPPIRE_DICT (gtk_tree_model_filter_get_model
-                          (GTK_TREE_MODEL_FILTER(model)));
-      gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER
-                                                       (model),
-                                                       &dict_iter, iter);
-    }
-  else
-    {
-      dict = PSPPIRE_DICT (model);
-      dict_iter = *iter;
-    }
+  text = gtk_entry_get_text (GTK_ENTRY (entry));
 
+  get_base_model (model, iter, &dict, &dict_iter);
 
-  path = gtk_tree_model_get_path (GTK_TREE_MODEL(dict),
-                                 &dict_iter);
+  path = gtk_tree_model_get_path (dict, &dict_iter);
 
   indeces = gtk_tree_path_get_indices (path);
 
   dict_index = indeces [0];
 
-  var = psppire_dict_get_variable (dict, dict_index);
+  var = psppire_dict_get_variable (PSPPIRE_DICT (dict), dict_index);
 
   gtk_tree_path_free (path);
 
-  name = pspp_locale_to_utf8 (var_get_name (var), -1, NULL);
-  result = ( 0 == strcmp (text, name));
-  g_free (name);
+  result = ( 0 == strcmp (text, var_get_name (var) ));
 
   return result;
 }
 
 
+