-/* PSPPIRE - a graphical user interface for PSPP.
- Copyright (C) 2007, 2009, 2010, 2011, 2012, 2014 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/>. */
-
-/* This module implements the RECODE dialog.
-
- It has two forms. One for recoding values into the same variable.
- The second for recoding into different variables.
-*/
-
-#include <config.h>
-
-#include "recode-dialog.h"
-
-#include "executor.h"
-
-#include "psppire-var-view.h"
-
-#include <gtk/gtk.h>
-
-#include <float.h>
-#include <xalloc.h>
-#include <ui/gui/psppire-data-window.h>
-#include <ui/gui/dialog-common.h>
-#include <ui/gui/dict-display.h>
-#include <ui/gui/builder-wrapper.h>
-#include "helper.h"
-#include <ui/gui/psppire-dialog.h>
-
-#include "psppire-val-chooser.h"
-
-#include <ui/syntax-gen.h>
-
-#include "psppire-acr.h"
-
-#include "gettext.h"
-#define _(msgid) gettext (msgid)
-#define N_(msgid) msgid
-
-
-/* Define a boxed type to represent a value which is a candidate
- to replace an existing value */
-
-enum new_value_type
- {
- NV_NUMERIC,
- NV_STRING,
- NV_SYSMIS,
- NV_COPY
- };
-
-
-struct new_value
-{
- enum new_value_type type;
- union {
- double v;
- gchar *s;
- } v;
-};
-
-
-static struct new_value *
-new_value_copy (struct new_value *nv)
-{
- struct new_value *copy = g_memdup (nv, sizeof (*copy));
-
- if ( nv->type == NV_STRING )
- copy->v.s = xstrdup (nv->v.s);
-
- return copy;
-}
-
-
-static void
-new_value_free (struct new_value *nv)
-{
- if ( nv->type == NV_STRING )
- g_free (nv->v.s);
-
- g_free (nv);
-}
-
-
-static void
-new_value_to_string (const GValue *src, GValue *dest)
-{
- const struct new_value *nv = g_value_get_boxed (src);
-
- g_assert (nv);
-
- switch (nv->type)
- {
- case NV_NUMERIC:
- {
- gchar *text = g_strdup_printf ("%.*g", DBL_DIG + 1, nv->v.v);
- g_value_set_string (dest, text);
- g_free (text);
- }
- break;
- case NV_STRING:
- g_value_set_string (dest, nv->v.s);
- break;
- case NV_COPY:
- g_value_set_string (dest, "COPY");
- break;
- case NV_SYSMIS:
- g_value_set_string (dest, "SYSMIS");
- break;
- default:
- /* Shouldn't ever happen */
- g_warning ("Invalid type in new recode value");
- g_value_set_string (dest, "???");
- break;
- }
-}
-
-static GType
-new_value_get_type (void)
-{
- static GType t = 0;
-
- if (t == 0 )
- {
- t = g_boxed_type_register_static ("psppire-recode-new-values",
- (GBoxedCopyFunc) new_value_copy,
- (GBoxedFreeFunc) new_value_free);
-
- g_value_register_transform_func (t, G_TYPE_STRING,
- new_value_to_string);
- }
-
- return t;
-}
-
-
-\f
-
-enum
- {
- BUTTON_NEW_VALUE,
- BUTTON_NEW_COPY,
- BUTTON_NEW_SYSMIS,
- n_BUTTONS
- };
-
-struct recode_dialog
-{
- PsppireDict *dict;
-
- GtkWidget *dialog;
- PsppireDialog *old_and_new_dialog;
-
- GtkWidget *dict_treeview;
- GtkWidget *variable_treeview;
- GtkWidget *toggle[n_BUTTONS];
-
- GtkWidget *strings_box;
- GtkWidget *convert_button;
- GtkWidget *new_copy_label;
-
- GtkWidget *new_value_entry;
-
- GtkWidget *old_value_chooser;
-
- GtkListStore *value_map;
-
- /* Indicates that the INTO {new variables} form of the dialog
- is being used */
- gboolean different;
-
- PsppireAcr *acr;
-
- gboolean input_var_is_string;
-
- GtkWidget *new_name_entry;
- GtkWidget *new_label_entry;
- GtkWidget *change_button;
-
- GtkWidget *string_button;
- GtkWidget *width_entry;
-
- /* A hash table of struct nlp's indexed by variable */
- GHashTable *varmap;
-};
-
-
-static void run_old_and_new_dialog (struct recode_dialog *rd);
-
-static void
-refresh (PsppireDialog *dialog, struct recode_dialog *rd)
-{
- GtkTreeModel *vars =
- gtk_tree_view_get_model (GTK_TREE_VIEW (rd->variable_treeview));
-
- gtk_list_store_clear (GTK_LIST_STORE (vars));
-
- gtk_widget_set_sensitive (rd->change_button, FALSE);
- gtk_widget_set_sensitive (rd->new_name_entry, FALSE);
- gtk_widget_set_sensitive (rd->new_label_entry, FALSE);
-
- if ( rd->different && rd->varmap )
- g_hash_table_remove_all (rd->varmap);
-
- gtk_list_store_clear (GTK_LIST_STORE (rd->value_map));
-}
-
-static char * generate_syntax (const struct recode_dialog *rd);
-
-enum {
- COL_VALUE_OLD,
- COL_VALUE_NEW,
- n_COL_VALUES
-};
-
-/* Dialog is valid iff at least one variable has been selected,
- AND the list of mappings is not empty.
- */
-static gboolean
-dialog_state_valid (gpointer data)
-{
- GtkTreeIter not_used;
- struct recode_dialog *rd = data;
-
- if ( ! rd->value_map )
- return FALSE;
-
- if ( ! gtk_tree_model_get_iter_first (GTK_TREE_MODEL (rd->value_map),
- ¬_used) )
- return FALSE;
-
- if ( rd->different )
- {
- GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (rd->variable_treeview));
-
- if (g_hash_table_size (rd->varmap) != gtk_tree_model_iter_n_children (model, NULL) )
- return FALSE;
- }
- else
- {
- GtkTreeModel *vars =
- gtk_tree_view_get_model (GTK_TREE_VIEW (rd->variable_treeview));
-
- if ( !gtk_tree_model_get_iter_first (vars, ¬_used))
- return FALSE;
- }
-
- return TRUE;
-}
-
-static void
-on_old_new_show (struct recode_dialog *rd)
-{
- gtk_toggle_button_set_active
- (GTK_TOGGLE_BUTTON (rd->toggle[BUTTON_NEW_VALUE]), TRUE);
-
- g_signal_emit_by_name (rd->toggle[BUTTON_NEW_VALUE], "toggled");
-
- g_object_set (rd->toggle[BUTTON_NEW_COPY],
- "visible", rd->different, NULL);
-
- g_object_set (rd->new_copy_label,
- "visible", rd->different, NULL);
-
- g_object_set (rd->strings_box,
- "visible", rd->different, NULL);
-}
-
-/* Sets the sensitivity of TARGET dependent upon the active status
- of BUTTON */
-static void
-toggle_sensitivity (GtkToggleButton *button, GtkWidget *target)
-{
- gboolean state = gtk_toggle_button_get_active (button);
-
- /* g_print ("%s Setting %p (%s) to %d because of %p\n",
- __FUNCTION__, target, gtk_widget_get_name (target), state, button); */
-
- gtk_widget_set_sensitive (target, state);
-}
-
-static void recode_dialog (PsppireDataWindow *de, gboolean diff);
-
-
-/* Pops up the Recode Same version of the dialog box */
-void
-recode_same_dialog (PsppireDataWindow *de)
-{
- recode_dialog (de, FALSE);
-}
-
-/* Pops up the Recode Different version of the dialog box */
-void
-recode_different_dialog (PsppireDataWindow *de)
-{
- recode_dialog (de, TRUE);
-}
-
-
-/* This might need to be changed to something less naive.
- In particular, what happends with dates, etc?
- */
-static gchar *
-num_to_string (gdouble x)
-{
- return g_strdup_printf ("%.*g", DBL_DIG + 1, x);
-}
-
-/* Callback which gets called when a new row is selected
- in the acr's variable treeview.
- We use if to set the togglebuttons and entries to correspond to the
- selected row.
-*/
-static void
-on_acr_selection_change (GtkTreeSelection *selection, gpointer data)
-{
- struct recode_dialog *rd = data;
- GtkTreeModel *model = NULL;
- GtkTreeIter iter;
-
- GValue ov_value = {0};
- GValue nv_value = {0};
- struct old_value *ov = NULL;
- struct new_value *nv = NULL;
-
- if ( ! gtk_tree_selection_get_selected (selection, &model, &iter) )
- return;
-
-
- gtk_tree_model_get_value (GTK_TREE_MODEL (model), &iter,
- COL_VALUE_OLD, &ov_value);
-
- gtk_tree_model_get_value (GTK_TREE_MODEL (model), &iter,
- COL_VALUE_NEW, &nv_value);
-
- ov = g_value_get_boxed (&ov_value);
- nv = g_value_get_boxed (&nv_value);
-
- if (nv)
- {
- switch (nv->type)
- {
- case NV_NUMERIC:
- {
- gchar *str = num_to_string (nv->v.v);
-
- gtk_toggle_button_set_active
- (GTK_TOGGLE_BUTTON (rd->toggle [BUTTON_NEW_VALUE]), TRUE);
-
- gtk_entry_set_text (GTK_ENTRY (rd->new_value_entry), str);
- g_free (str);
- }
- break;
- case NV_STRING:
- gtk_toggle_button_set_active
- (GTK_TOGGLE_BUTTON (rd->toggle [BUTTON_NEW_VALUE]), TRUE);
-
- gtk_entry_set_text (GTK_ENTRY (rd->new_value_entry), nv->v.s);
- break;
- case NV_SYSMIS:
- gtk_toggle_button_set_active
- (GTK_TOGGLE_BUTTON (rd->toggle [BUTTON_NEW_SYSMIS]), TRUE);
-
- break;
- case NV_COPY:
- gtk_toggle_button_set_active
- (GTK_TOGGLE_BUTTON (rd->toggle [BUTTON_NEW_COPY]), TRUE);
-
- break;
- default:
- g_warning ("Invalid new value type");
- break;
- }
-
- g_value_unset (&nv_value);
- }
-
- psppire_val_chooser_set_status (PSPPIRE_VAL_CHOOSER (rd->old_value_chooser), ov);
-}
-
-/* Name-Label pair */
-struct nlp
-{
- char *name;
- char *label;
-};
-
-static struct nlp *
-nlp_create (const char *name, const char *label)
-{
- struct nlp *nlp = xmalloc (sizeof *nlp);
-
- nlp->name = g_strdup (name);
-
- nlp->label = NULL;
-
- if ( 0 != strcmp ("", label))
- nlp->label = g_strdup (label);
-
- return nlp;
-}
-
-static void
-nlp_destroy (gpointer data)
-{
- struct nlp *nlp = data ;
- if ( ! nlp )
- return;
-
- g_free (nlp->name);
- g_free (nlp->label);
- g_free (nlp);
-}
-
-
-/* Callback which gets called when a new row is selected
- in the variable treeview.
- It sets the name and label entry widgets to reflect the
- currently selected row.
- */
-static void
-on_selection_change (GtkTreeSelection *selection, gpointer data)
-{
- struct recode_dialog *rd = data;
-
- GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (rd->variable_treeview));
-
- GList *rows = gtk_tree_selection_get_selected_rows (selection, &model);
-
- if ( rows && !rows->next)
- {
- /* Exactly one row is selected */
- struct nlp *nlp;
- struct variable *var;
- gboolean ok;
- GtkTreeIter iter;
-
- gtk_widget_set_sensitive (rd->change_button, TRUE);
- gtk_widget_set_sensitive (rd->new_name_entry, TRUE);
- gtk_widget_set_sensitive (rd->new_label_entry, TRUE);
-
- ok = gtk_tree_model_get_iter (model, &iter, (GtkTreePath*) rows->data);
- g_return_if_fail (ok);
-
- gtk_tree_model_get (model, &iter,
- 0, &var,
- -1);
-
- nlp = g_hash_table_lookup (rd->varmap, var);
-
- if (nlp)
- {
- gtk_entry_set_text (GTK_ENTRY (rd->new_name_entry), nlp->name ? nlp->name : "");
- gtk_entry_set_text (GTK_ENTRY (rd->new_label_entry), nlp->label ? nlp->label : "");
- }
- else
- {
- gtk_entry_set_text (GTK_ENTRY (rd->new_name_entry), "");
- gtk_entry_set_text (GTK_ENTRY (rd->new_label_entry), "");
- }
- }
- else
- {
- gtk_widget_set_sensitive (rd->change_button, FALSE);
- gtk_widget_set_sensitive (rd->new_name_entry, FALSE);
- gtk_widget_set_sensitive (rd->new_label_entry, FALSE);
-
- gtk_entry_set_text (GTK_ENTRY (rd->new_name_entry), "");
- gtk_entry_set_text (GTK_ENTRY (rd->new_label_entry), "");
- }
-
-
- g_list_foreach (rows, (GFunc) gtk_tree_path_free, NULL);
- g_list_free (rows);
-}
-
-static void
-on_string_toggled (GtkToggleButton *b, struct recode_dialog *rd)
-{
- gboolean active;
- if (! rd->input_var_is_string )
- return ;
-
- active = gtk_toggle_button_get_active (b);
- gtk_widget_set_sensitive (rd->convert_button, !active);
-}
-
-
-static void
-on_convert_toggled (GtkToggleButton *b, struct recode_dialog *rd)
-{
- gboolean active;
-
- g_return_if_fail (rd->input_var_is_string);
-
- active = gtk_toggle_button_get_active (b);
- gtk_widget_set_sensitive (rd->string_button, !active);
-}
-
-static void
-on_change_clicked (GObject *obj, gpointer data)
-{
- struct recode_dialog *rd = data;
- struct variable *var = NULL;
- struct nlp *nlp;
-
- GtkTreeModel *model = gtk_tree_view_get_model (GTK_TREE_VIEW (rd->variable_treeview));
-
- GtkTreeIter iter;
- GtkTreeSelection *selection =
- gtk_tree_view_get_selection (GTK_TREE_VIEW (rd->variable_treeview));
-
- GList *rows = gtk_tree_selection_get_selected_rows (selection, &model);
-
- const gchar *dest_var_name =
- gtk_entry_get_text (GTK_ENTRY (rd->new_name_entry));
-
- const gchar *dest_var_label =
- gtk_entry_get_text (GTK_ENTRY (rd->new_label_entry));
-
- if ( NULL == rows || rows->next != NULL)
- goto finish;
-
- gtk_tree_model_get_iter (model, &iter, rows->data);
-
- gtk_tree_model_get (model, &iter, 0, &var, -1);
-
- g_hash_table_remove (rd->varmap, var);
-
- nlp = nlp_create (dest_var_name, dest_var_label);
-
- g_hash_table_insert (rd->varmap, var, nlp);
-
- gtk_tree_model_row_changed (model, rows->data, &iter);
-
- finish:
- g_list_foreach (rows, (GFunc) gtk_tree_path_free, NULL);
- g_list_free (rows);
-}
-
-
-static void
-focus_value_entry (GtkWidget *w, struct recode_dialog *rd)
-{
- if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (w)))
- gtk_widget_grab_focus (rd->new_value_entry);
-}
-
-
-/* Callback for the new_value_entry and new_value_togglebutton widgets.
- It's used to enable/disable the acr. */
-static void
-set_acr (struct recode_dialog *rd)
-{
- const gchar *text;
-
- if ( !gtk_toggle_button_get_active
- (GTK_TOGGLE_BUTTON (rd->toggle[BUTTON_NEW_VALUE])))
- {
- psppire_acr_set_enabled (rd->acr, TRUE);
- return;
- }
-
- text = gtk_entry_get_text (GTK_ENTRY (rd->new_value_entry));
-
- psppire_acr_set_enabled (rd->acr, !g_str_equal (text, ""));
-}
-
-static void
-render_new_var_name (GtkTreeViewColumn *tree_column,
- GtkCellRenderer *cell,
- GtkTreeModel *tree_model,
- GtkTreeIter *iter,
- gpointer data)
-{
- struct nlp *nlp = NULL;
- struct recode_dialog *rd = data;
-
- struct variable *var = NULL;
-
- gtk_tree_model_get (tree_model, iter,
- 0, &var,
- -1);
-
- nlp = g_hash_table_lookup (rd->varmap, var);
-
- if ( nlp )
- g_object_set (cell, "text", nlp->name, NULL);
- else
- g_object_set (cell, "text", "", NULL);
-}
-
-
-
-static void
-recode_dialog (PsppireDataWindow *de, gboolean diff)
-{
- gint response;
-
- struct recode_dialog rd;
-
- GtkBuilder *builder = builder_new ("recode.ui");
-
- GtkWidget *selector = get_widget_assert (builder, "psppire-selector1");
-
- GtkWidget *oldandnew = get_widget_assert (builder, "button1");
-
-
- GtkWidget *output_variable_box = get_widget_assert (builder,"frame4");
-
- rd.change_button = get_widget_assert (builder, "change-button");
- rd.varmap = NULL;
- rd.dialog = get_widget_assert (builder, "recode-dialog");
- rd.dict_treeview = get_widget_assert (builder, "treeview1");
- rd.variable_treeview = get_widget_assert (builder, "treeview2");
- rd.new_name_entry = get_widget_assert (builder, "dest-name-entry");
- rd.new_label_entry = get_widget_assert (builder, "dest-label-entry");
-
- g_object_get (de->data_editor, "dictionary", &rd.dict, NULL);
-
- rd.value_map = gtk_list_store_new (2,
- old_value_get_type (),
- new_value_get_type ()
- );
-
- g_object_set (output_variable_box, "visible", diff, NULL);
-
- if ( diff )
- gtk_window_set_title (GTK_WINDOW (rd.dialog),
- _("Recode into Different Variables"));
- else
- gtk_window_set_title (GTK_WINDOW (rd.dialog),
- _("Recode into Same Variables"));
-
- rd.different = diff;
-
- gtk_window_set_transient_for (GTK_WINDOW (rd.dialog), GTK_WINDOW (de));
-
- g_object_set (rd.dict_treeview, "model", rd.dict, NULL);
-
- if (rd.different)
- {
- GtkTreeSelection *sel;
-
- GtkCellRenderer *renderer = gtk_cell_renderer_text_new ();
-
- GtkTreeViewColumn *col = gtk_tree_view_column_new_with_attributes (_("New"),
- renderer,
- "text", NULL,
- NULL);
-
- gtk_tree_view_column_set_cell_data_func (col, renderer,
- render_new_var_name,
- &rd, NULL);
-
-
- gtk_tree_view_append_column (GTK_TREE_VIEW (rd.variable_treeview), col);
-
-
- col = gtk_tree_view_get_column (GTK_TREE_VIEW (rd.variable_treeview), 0);
-
- g_object_set (col, "title", _("Old"), NULL);
-
- g_object_set (rd.variable_treeview, "headers-visible", TRUE, NULL);
-
- rd.varmap = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, nlp_destroy);
-
- sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (rd.variable_treeview));
-
- g_signal_connect (sel, "changed",
- G_CALLBACK (on_selection_change), &rd);
-
- g_signal_connect (rd.change_button, "clicked",
- G_CALLBACK (on_change_clicked), &rd);
-
- }
-
- psppire_selector_set_allow (PSPPIRE_SELECTOR (selector), homogeneous_types);
-
- /* Set up the Old & New Values subdialog */
- {
- rd.string_button = get_widget_assert (builder, "checkbutton1");
- rd.width_entry = get_widget_assert (builder, "spinbutton1");
-
- rd.convert_button = get_widget_assert (builder, "checkbutton2");
-
- rd.old_value_chooser = get_widget_assert (builder, "val-chooser");
-
- rd.new_value_entry = get_widget_assert (builder, "entry1");
-
-
- rd.toggle[BUTTON_NEW_VALUE] = get_widget_assert (builder, "radiobutton1");
- rd.toggle[BUTTON_NEW_SYSMIS] = get_widget_assert (builder, "radiobutton2");
- rd.toggle[BUTTON_NEW_COPY] = get_widget_assert (builder, "radiobutton3");
-
- rd.new_copy_label = get_widget_assert (builder, "label3");
- rd.strings_box = get_widget_assert (builder, "table3");
-
- rd.old_and_new_dialog =
- PSPPIRE_DIALOG (get_widget_assert (builder, "old-new-values-dialog"));
-
- gtk_window_set_transient_for (GTK_WINDOW (rd.old_and_new_dialog),
- GTK_WINDOW (de));
-
- rd.acr = PSPPIRE_ACR (get_widget_assert (builder, "psppire-acr1"));
-
- g_signal_connect_swapped (rd.toggle[BUTTON_NEW_VALUE], "toggled",
- G_CALLBACK (set_acr), &rd);
-
- g_signal_connect_after (rd.toggle[BUTTON_NEW_VALUE], "toggled",
- G_CALLBACK (focus_value_entry), &rd);
-
- g_signal_connect_swapped (rd.new_value_entry, "changed",
- G_CALLBACK (set_acr), &rd);
-
- {
- GtkTreeSelection *sel;
- /* Remove the ACR's default column. We don't like it */
- GtkTreeViewColumn *column = gtk_tree_view_get_column (rd.acr->tv, 0);
- gtk_tree_view_remove_column (rd.acr->tv, column);
-
-
- column =
- gtk_tree_view_column_new_with_attributes (_("Old"),
- gtk_cell_renderer_text_new (),
- "text", 0,
- NULL);
-
- gtk_tree_view_append_column (rd.acr->tv, column);
-
- column =
- gtk_tree_view_column_new_with_attributes (_("New"),
- gtk_cell_renderer_text_new (),
- "text", 1,
- NULL);
-
- gtk_tree_view_append_column (rd.acr->tv, column);
- g_object_set (rd.acr->tv, "headers-visible", TRUE, NULL);
-
-
- sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (rd.acr->tv));
- g_signal_connect (sel, "changed",
- G_CALLBACK (on_acr_selection_change), &rd);
- }
-
-
- g_signal_connect_swapped (oldandnew, "clicked",
- G_CALLBACK (run_old_and_new_dialog), &rd);
-
-
- g_signal_connect (rd.toggle[BUTTON_NEW_VALUE], "toggled",
- G_CALLBACK (toggle_sensitivity), rd.new_value_entry);
-
- g_signal_connect (rd.string_button, "toggled",
- G_CALLBACK (toggle_sensitivity), rd.width_entry);
-
- g_signal_connect (rd.string_button, "toggled",
- G_CALLBACK (on_string_toggled), &rd);
-
- g_signal_connect (rd.convert_button, "toggled",
- G_CALLBACK (on_convert_toggled), &rd);
-
- g_signal_connect_swapped (rd.old_and_new_dialog, "show",
- G_CALLBACK (on_old_new_show), &rd);
- }
-
- g_signal_connect (rd.dialog, "refresh", G_CALLBACK (refresh), &rd);
-
-
- psppire_dialog_set_valid_predicate (PSPPIRE_DIALOG (rd.dialog),
- dialog_state_valid, &rd);
-
- response = psppire_dialog_run (PSPPIRE_DIALOG (rd.dialog));
-
- switch (response)
- {
- case GTK_RESPONSE_OK:
- g_free (execute_syntax_string (de, generate_syntax (&rd)));
- break;
- case PSPPIRE_RESPONSE_PASTE:
- g_free (paste_syntax_to_window (generate_syntax (&rd)));
- break;
- default:
- break;
- }
-
- if (rd.varmap)
- g_hash_table_destroy (rd.varmap);
-
- gtk_list_store_clear (GTK_LIST_STORE (rd.value_map));
- g_object_unref (rd.value_map);
-
- g_object_unref (builder);
-}
-
-/* Initialise VAL to reflect the current status of RD */
-static gboolean
-set_old_value (GValue *val, const struct recode_dialog *rd)
-{
- PsppireValChooser *vc = PSPPIRE_VAL_CHOOSER (rd->old_value_chooser);
-
- struct old_value ov;
-
- psppire_val_chooser_get_status (vc, &ov);
-
- g_value_init (val, old_value_get_type ());
- g_value_set_boxed (val, &ov);
-
- return TRUE;
-}
-
-
-/* Initialse VAL to reflect the current status of RD */
-static gboolean
-set_new_value (GValue *val, const struct recode_dialog *rd)
-{
- const gchar *text = NULL;
- struct new_value nv;
-
- if ( gtk_toggle_button_get_active
- (GTK_TOGGLE_BUTTON (rd->toggle [BUTTON_NEW_VALUE])))
- {
- text = gtk_entry_get_text (GTK_ENTRY (rd->new_value_entry));
-
- nv.type = NV_NUMERIC;
- if (
- (! rd->different && rd->input_var_is_string) ||
- ( rd->different &&
- gtk_toggle_button_get_active
- (GTK_TOGGLE_BUTTON (rd->string_button)))
- )
- {
- nv.type = NV_STRING;
- }
-
- if ( nv.type == NV_STRING )
- nv.v.s = g_strdup (text);
- else
- nv.v.v = g_strtod (text, 0);
- }
- else if ( gtk_toggle_button_get_active
- (GTK_TOGGLE_BUTTON (rd->toggle [BUTTON_NEW_COPY])))
- {
- nv.type = NV_COPY;
- }
-
- else if ( gtk_toggle_button_get_active
- (GTK_TOGGLE_BUTTON (rd->toggle [BUTTON_NEW_SYSMIS])))
- {
- nv.type = NV_SYSMIS;
- }
- else
- return FALSE;
-
- g_value_init (val, new_value_get_type ());
- g_value_set_boxed (val, &nv);
-
- return TRUE;
-}
-
-
-/* A function to set a value in a column in the ACR */
-static gboolean
-set_value (gint col, GValue *val, gpointer data)
-{
- struct recode_dialog *rd = data;
-
- switch ( col )
- {
- case COL_VALUE_OLD:
- set_old_value (val, rd);
- break;
- case COL_VALUE_NEW:
- set_new_value (val, rd);
- break;
- default:
- return FALSE;
- }
-
- return TRUE;
-}
-
-static void
-run_old_and_new_dialog (struct recode_dialog *rd)
-{
- gint response;
- GtkListStore *local_store = clone_list_store (rd->value_map);
-
- psppire_acr_set_model (rd->acr, local_store);
- psppire_acr_set_get_value_func (rd->acr, set_value, rd);
-
- gtk_window_set_title (GTK_WINDOW (rd->old_and_new_dialog),
- rd->different
- ? _("Recode into Different Variables: Old and New Values ")
- : _("Recode into Same Variables: Old and New Values")
- );
-
-
- {
- /* Find the type of the first variable (it's invariant that
- all variables are of the same type) */
- const struct variable *v;
- GtkTreeIter iter;
- GtkTreeModel *model =
- gtk_tree_view_get_model (GTK_TREE_VIEW (rd->variable_treeview));
-
- gboolean not_empty = gtk_tree_model_get_iter_first (model, &iter);
-
- g_return_if_fail (not_empty);
-
- gtk_tree_model_get (model, &iter, 0, &v, -1);
-
- rd->input_var_is_string = var_is_alpha (v);
-
- g_object_set (rd->old_value_chooser, "is-string", rd->input_var_is_string, NULL);
-
- gtk_widget_set_sensitive (rd->toggle [BUTTON_NEW_SYSMIS],
- var_is_numeric (v));
-
- gtk_widget_set_sensitive (rd->convert_button, var_is_alpha (v));
- }
-
-
- response = psppire_dialog_run (rd->old_and_new_dialog);
- psppire_acr_set_model (rd->acr, NULL);
-
-
- if ( response == PSPPIRE_RESPONSE_CONTINUE )
- {
- g_object_unref (rd->value_map);
- rd->value_map = clone_list_store (local_store);
- }
- else
- g_object_unref (local_store);
-
-
- psppire_dialog_notify_change (PSPPIRE_DIALOG (rd->dialog));
-}
-
-
-/* Generate a syntax fragment for NV and append it to STR */
-static void
-new_value_append_syntax (struct string *dds, const struct new_value *nv)
-{
- switch (nv->type)
- {
- case NV_NUMERIC:
- ds_put_c_format (dds, "%.*g", DBL_DIG + 1, nv->v.v);
- break;
- case NV_STRING:
- syntax_gen_string (dds, ss_cstr (nv->v.s));
- break;
- case NV_COPY:
- ds_put_cstr (dds, "COPY");
- break;
- case NV_SYSMIS:
- ds_put_cstr (dds, "SYSMIS");
- break;
- default:
- /* Shouldn't ever happen */
- g_warning ("Invalid type in new recode value");
- ds_put_cstr (dds, "???");
- break;
- }
-}
-
-
-static char *
-generate_syntax (const struct recode_dialog *rd)
-{
- gboolean ok;
- GtkTreeIter iter;
- gchar *text;
- struct string dds;
-
- ds_init_empty (&dds);
-
-
- /* Declare new string variables if applicable */
- if ( rd->different &&
- gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (rd->string_button)))
- {
- GHashTableIter iter;
-
- struct variable *var = NULL;
- struct nlp *nlp = NULL;
-
- g_hash_table_iter_init (&iter, rd->varmap);
- while (g_hash_table_iter_next (&iter, (void**) &var, (void**) &nlp))
- {
- ds_put_cstr (&dds, "\nSTRING ");
- ds_put_cstr (&dds, nlp->name);
- ds_put_c_format (&dds, " (A%d).",
- (int)
- gtk_spin_button_get_value (GTK_SPIN_BUTTON (rd->width_entry) )
- );
- }
- }
-
- ds_put_cstr (&dds, "\nRECODE ");
-
- psppire_var_view_append_names_str (PSPPIRE_VAR_VIEW (rd->variable_treeview), 0, &dds);
-
- ds_put_cstr (&dds, "\n\t");
-
- if ( gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (rd->convert_button)))
- {
- ds_put_cstr (&dds, "(CONVERT) ");
- }
-
- for (ok = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (rd->value_map),
- &iter);
- ok;
- ok = gtk_tree_model_iter_next (GTK_TREE_MODEL (rd->value_map), &iter))
- {
- GValue ov_value = {0};
- GValue nv_value = {0};
- struct old_value *ov;
- struct new_value *nv;
- gtk_tree_model_get_value (GTK_TREE_MODEL (rd->value_map), &iter,
- COL_VALUE_OLD, &ov_value);
-
- gtk_tree_model_get_value (GTK_TREE_MODEL (rd->value_map), &iter,
- COL_VALUE_NEW, &nv_value);
-
- ov = g_value_get_boxed (&ov_value);
- nv = g_value_get_boxed (&nv_value);
-
- ds_put_cstr (&dds, "(");
-
- old_value_append_syntax (&dds, ov);
- ds_put_cstr (&dds, " = ");
- new_value_append_syntax (&dds, nv);
-
- ds_put_cstr (&dds, ") ");
- g_value_unset (&ov_value);
- g_value_unset (&nv_value);
- }
-
-
- if ( rd->different )
- {
-
- GtkTreeIter iter;
- ds_put_cstr (&dds, "\n\tINTO ");
-
- for (ok = psppire_var_view_get_iter_first (PSPPIRE_VAR_VIEW (rd->variable_treeview), &iter);
- ok;
- ok = psppire_var_view_get_iter_next (PSPPIRE_VAR_VIEW (rd->variable_treeview), &iter))
- {
- struct nlp *nlp = NULL;
- const struct variable *var = psppire_var_view_get_variable (PSPPIRE_VAR_VIEW (rd->variable_treeview), 0, &iter);
-
- nlp = g_hash_table_lookup (rd->varmap, var);
-
- ds_put_cstr (&dds, nlp->name);
- ds_put_cstr (&dds, " ");
- }
- }
-
- ds_put_cstr (&dds, ".");
-
- /* If applicable, set labels for the new variables. */
- if ( rd->different )
- {
- GHashTableIter iter;
-
- struct variable *var = NULL;
- struct nlp *nlp = NULL;
-
- g_hash_table_iter_init (&iter, rd->varmap);
- while (g_hash_table_iter_next (&iter, (void**) &var, (void**) &nlp))
- {
- if (nlp->label)
- {
- struct string sl;
- ds_init_empty (&sl);
- syntax_gen_string (&sl, ss_cstr (nlp->label));
- ds_put_c_format (&dds, "\nVARIABLE LABELS %s %s.",
- nlp->name, ds_cstr (&sl));
-
- ds_destroy (&sl);
- }
- }
- }
-
- ds_put_cstr (&dds, "\nEXECUTE.\n");
-
-
- text = ds_steal_cstr (&dds);
-
- ds_destroy (&dds);
-
- return text;
-}