Canonicalized on American orthography in source files.
[pspp-builds.git] / src / ui / gui / var-sheet.c
index b38806bb1644dea49f20010011d65ac682b25baa..9e73cce6220a8cc358e9e7f255de35fb7f4b62e7 100644 (file)
@@ -1,11 +1,9 @@
-/* 
-   PSPPIRE --- A Graphical User Interface for PSPP
-   Copyright (C) 2004, 2005, 2006  Free Software Foundation
-   Written by John Darrington
+/* PSPPIRE - a graphical user interface for PSPP.
+   Copyright (C) 2004, 2005, 2006, 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/>. */
 
 
 /* This module creates the Variable Sheet used for inputing the
    variables in the  dictonary */
 
+#include <config.h>
+#include <gettext.h>
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
 #include <data/value-labels.h>
 
 #include <glade/glade.h>
 #include <stdlib.h>
 #include <string.h>
 
-#define min(A,B) ((A < B)?A:B)
+#include <data/value.h>
 
 #include <gtksheet/gtksheet.h>
 #include <gtksheet/gsheet-hetero-column.h>
 #include <gtksheet/gsheet-uniform-row.h>
 
+#include "localcharset.h"
+#include "xalloc.h"
 #include "psppire-var-store.h"
 #include "helper.h"
-#include "menu-actions.h"
 #include "psppire-dict.h"
-#include "psppire-variable.h"
 #include "var-type-dialog.h"
 #include "var-sheet.h"
 #include "customentry.h"
 #include "val-labs-dialog.h"
 #include "missing-val-dialog.h"
 
-#define _(A) A
-#define N_(A) A
 
 
 static const gint n_initial_rows = 40;
 
 
-extern GladeXML *xml;
 
 struct column_parameters
 {
-  gchar label[20];  
+  gchar label[20];
   gint width ;
 };
 
 static const struct column_parameters column_def[] = {
-  {N_("Name"),    80},
-  {N_("Type"),    100},
-  {N_("Width"),   57}, 
-  {N_("Decimals"),91}, 
-  {N_("Label"),   95}, 
-  {N_("Values"),  103},
-  {N_("Missing"), 95}, 
-  {N_("Columns"), 80}, 
-  {N_("Align"),   69}, 
-  {N_("Measure"), 99}, 
+  { N_("Name"),    80},
+  { N_("Type"),    100},
+  { N_("Width"),   57},
+  { N_("Decimals"),91},
+  { N_("Label"),   95},
+  { N_("Values"),  103},
+  { N_("Missing"), 95},
+  { N_("Columns"), 80},
+  { N_("Align"),   69},
+  { N_("Measure"), 99},
 };
 
 
-static gboolean
-click2row(GtkWidget *w, gint row, gpointer data)
-{
-  gint current_row, current_column;
-
-  select_sheet(PAGE_DATA_SHEET);
-  GtkWidget *data_sheet  = get_widget_assert(xml, "data_sheet");
-
-  gtk_sheet_get_active_cell(GTK_SHEET(data_sheet), 
-                           &current_row, &current_column);
-
-  gtk_sheet_set_active_cell(GTK_SHEET(data_sheet), current_row, row);
-
-  return FALSE;
-}
 
-
-
-const gchar *alignments[]={
-  _("Left"),
-  _("Right"),
-  _("Centre"),
+const gchar *const alignments[n_ALIGNMENTS + 1]={
+  N_("Left"),
+  N_("Right"),
+  N_("Center"),
   0
 };
 
-const gchar *measures[]={
-  _("Nominal"),
-  _("Ordinal"),
-  _("Scale"),
+const gchar *const measures[n_MEASURES + 1]={
+  N_("Nominal"),
+  N_("Ordinal"),
+  N_("Scale"),
   0
 };
 
 static GtkListStore *
-create_label_list(const gchar **labels)
+create_label_list (const gchar *const *labels)
 {
+  const gchar *s;
   gint i = 0;
   GtkTreeIter iter;
 
   GtkListStore *list_store;
   list_store = gtk_list_store_new (1, G_TYPE_STRING);
 
-  const gchar *s;
+
   while ( (s = labels[i++]))
     {
       gtk_list_store_append (list_store, &iter);
       gtk_list_store_set (list_store, &iter,
-                         0, s,
+                         0, gettext (s),
                          -1);
     }
-       
+
   return list_store;
 }
 
-/* Callback for when the alignment combo box 
+/* Callback for when the alignment combo box
    item is selected */
-static void        
-change_alignment(GtkComboBox *cb,
+static void
+change_alignment (GtkComboBox *cb,
     gpointer user_data)
 {
-  struct PsppireVariable *pv = user_data;
-  gint active_item = gtk_combo_box_get_active(cb);
+  struct variable *pv = user_data;
+  gint active_item = gtk_combo_box_get_active (cb);
 
   if ( active_item < 0 ) return ;
 
-  psppire_variable_set_alignment(pv, active_item);
+  var_set_alignment (pv, active_item);
 }
 
 
 
-/* Callback for when the measure combo box 
+/* Callback for when the measure combo box
    item is selected */
-static void        
-change_measure(GtkComboBox *cb,
+static void
+change_measure (GtkComboBox *cb,
     gpointer user_data)
 {
-  struct PsppireVariable *pv = user_data;
-  gint active_item = gtk_combo_box_get_active(cb);
+  struct variable *pv = user_data;
+  gint active_item = gtk_combo_box_get_active (cb);
 
   if ( active_item < 0 ) return ;
 
-  psppire_variable_set_measure(pv, active_item);
+  var_set_measure (pv, active_item);
 }
 
 
 
-static gboolean 
-traverse_cell_callback (GtkSheet * sheet, 
-                       gint row, gint column, 
+static gboolean
+traverse_cell_callback (GtkSheet * sheet,
+                       gint row, gint column,
                        gint *new_row, gint *new_column
                        )
 {
-  PsppireVarStore *var_store = PSPPIRE_VAR_STORE(gtk_sheet_get_model(sheet));
+  PsppireVarStore *var_store = PSPPIRE_VAR_STORE (gtk_sheet_get_model (sheet));
 
-  gint n_vars = psppire_var_store_get_var_cnt(var_store);
+  gint n_vars = psppire_var_store_get_var_cnt (var_store);
 
   if ( row == n_vars && *new_row >= n_vars)
     {
-      GtkEntry *entry = GTK_ENTRY(gtk_sheet_get_entry(sheet));
+      GtkEntry *entry = GTK_ENTRY (gtk_sheet_get_entry (sheet));
 
-      const gchar *name = gtk_entry_get_text(entry);
+      const gchar *name = gtk_entry_get_text (entry);
 
-      if (! psppire_dict_check_name(var_store->dict, name, TRUE))
+      if (! psppire_dict_check_name (var_store->dict, name, TRUE))
        return FALSE;
-      
-      psppire_dict_insert_variable(var_store->dict, row, name);
+
+      psppire_dict_insert_variable (var_store->dict, row, name);
 
       return TRUE;
     }
 
   /* If the destination cell is outside the current  variables, then
-     accept the destination only as the name column of the first blank row
+     automatically create variables for the new rows.
   */
-  if ( *new_row > n_vars) 
-    return FALSE;
-  
-  if ( *new_row >= n_vars && *new_column != COL_NAME) 
-    return FALSE;
+  if ( (*new_row > n_vars) ||
+       (*new_row == n_vars && *new_column != COL_NAME) )
+    {
+      gint i;
+      for ( i = n_vars ; i <= *new_row; ++i )
+       psppire_dict_insert_variable (var_store->dict, i, NULL);
+    }
 
   return TRUE;
 }
 
 
-/* Callback whenever the cell on the var sheet is entered or left.
-   It sets the entry box type appropriately.
+
+
+/*
+   Callback whenever the cell on the var sheet is left
 */
-static gboolean 
-var_sheet_cell_change_entry (GtkSheet * sheet, gint row, gint column, 
-                            gpointer leaving)
+static gboolean
+var_sheet_cell_entry_leave (GtkSheet * sheet, gint row, gint column,
+                           gpointer data)
 {
-  g_return_val_if_fail(sheet != NULL, FALSE);
+  gtk_sheet_change_entry (sheet, GTK_TYPE_ENTRY);
+  return TRUE;
+}
+
 
-  PsppireVarStore *var_store = PSPPIRE_VAR_STORE(gtk_sheet_get_model(sheet));
 
-  if ( row >= psppire_var_store_get_var_cnt(var_store))
+/*
+   Callback whenever the cell on the var sheet is entered.
+*/
+static gboolean
+var_sheet_cell_entry_enter (GtkSheet * sheet, gint row, gint column,
+                           gpointer data)
+{
+  GtkSheetCellAttr attributes;
+  PsppireVarStore *var_store ;
+  struct variable *var ;
+
+  GladeXML *xml;
+
+  g_return_val_if_fail (sheet != NULL, FALSE);
+
+  var_store = PSPPIRE_VAR_STORE (gtk_sheet_get_model (sheet));
+
+  g_assert (var_store);
+
+  if ( row >= psppire_var_store_get_var_cnt (var_store))
     return TRUE;
 
-  if ( leaving ) 
-    {
-      gtk_sheet_change_entry(sheet, GTK_TYPE_ENTRY);
-      return TRUE;
-    }
+  xml = XML_NEW ("data-editor.glade");
 
-  GtkSheetCellAttr attributes;
-  gtk_sheet_get_attributes(sheet, row, column, &attributes);
+  gtk_sheet_get_attributes (sheet, row, column, &attributes);
 
-  struct PsppireVariable *pv = psppire_var_store_get_variable(var_store, row);
+  var = psppire_var_store_get_var (var_store, row);
 
   switch (column)
     {
     case COL_ALIGN:
       {
-       static GtkListStore *list_store = 0;
+       static GtkListStore *list_store = NULL;
        GtkComboBoxEntry *cbe;
-       gtk_sheet_change_entry(sheet, GTK_TYPE_COMBO_BOX_ENTRY);
-       cbe = 
-         GTK_COMBO_BOX_ENTRY(gtk_sheet_get_entry(sheet)->parent);
+       gtk_sheet_change_entry (sheet, GTK_TYPE_COMBO_BOX_ENTRY);
+       cbe =
+         GTK_COMBO_BOX_ENTRY (gtk_sheet_get_entry (sheet)->parent);
 
 
-       if ( ! list_store) list_store = create_label_list(alignments);
+       if ( ! list_store) list_store = create_label_list (alignments);
 
-       gtk_combo_box_set_model(GTK_COMBO_BOX(cbe), 
-                               GTK_TREE_MODEL(list_store));
+       gtk_combo_box_set_model (GTK_COMBO_BOX (cbe),
+                               GTK_TREE_MODEL (list_store));
 
        gtk_combo_box_entry_set_text_column (cbe, 0);
 
 
-       g_signal_connect(G_OBJECT(cbe),"changed", 
-                        G_CALLBACK(change_alignment), pv);
+       g_signal_connect (G_OBJECT (cbe),"changed",
+                        G_CALLBACK (change_alignment), var);
       }
       break;
+
     case COL_MEASURE:
       {
        static GtkListStore *list_store = 0;
        GtkComboBoxEntry *cbe;
-       gtk_sheet_change_entry(sheet, GTK_TYPE_COMBO_BOX_ENTRY);
-       cbe = 
-         GTK_COMBO_BOX_ENTRY(gtk_sheet_get_entry(sheet)->parent);
+       gtk_sheet_change_entry (sheet, GTK_TYPE_COMBO_BOX_ENTRY);
+       cbe =
+         GTK_COMBO_BOX_ENTRY (gtk_sheet_get_entry (sheet)->parent);
 
 
-       if ( ! list_store) list_store = create_label_list(measures);
+       if ( ! list_store) list_store = create_label_list (measures);
 
-       gtk_combo_box_set_model(GTK_COMBO_BOX(cbe), 
-                               GTK_TREE_MODEL(list_store));
+       gtk_combo_box_set_model (GTK_COMBO_BOX (cbe),
+                               GTK_TREE_MODEL (list_store));
 
        gtk_combo_box_entry_set_text_column (cbe, 0);
 
-       g_signal_connect(G_OBJECT(cbe),"changed", 
-                        G_CALLBACK(change_measure), pv);
+       g_signal_connect (G_OBJECT (cbe),"changed",
+                         G_CALLBACK (change_measure), var);
       }
       break;
 
     case COL_VALUES:
       {
-       static struct val_labs_dialog *val_labs_dialog = 0;
+       static struct val_labs_dialog *val_labs_dialog = NULL;
 
        PsppireCustomEntry *customEntry;
 
-       gtk_sheet_change_entry(sheet, PSPPIRE_CUSTOM_ENTRY_TYPE);
+       gtk_sheet_change_entry (sheet, PSPPIRE_CUSTOM_ENTRY_TYPE);
 
-       customEntry = 
-         PSPPIRE_CUSTOM_ENTRY(gtk_sheet_get_entry(sheet));
+       customEntry =
+         PSPPIRE_CUSTOM_ENTRY (gtk_sheet_get_entry (sheet));
 
+       if ( var_is_long_string (var))
+         g_object_set (customEntry,
+                       "editable", FALSE,
+                       NULL);
 
-       if (!val_labs_dialog ) 
-           val_labs_dialog = val_labs_dialog_create(xml);
+       if (!val_labs_dialog )
+           val_labs_dialog = val_labs_dialog_create (xml);
 
-       val_labs_dialog->pv = pv;
+       val_labs_dialog_set_target_variable (val_labs_dialog, var);
 
-       g_signal_connect_swapped(GTK_OBJECT(customEntry),
+       g_signal_connect_swapped (GTK_OBJECT (customEntry),
                                 "clicked",
-                                GTK_SIGNAL_FUNC(val_labs_dialog_show),
+                                GTK_SIGNAL_FUNC (val_labs_dialog_show),
                                 val_labs_dialog);
       }
       break;
+
     case COL_MISSING:
       {
        static struct missing_val_dialog *missing_val_dialog = 0;
        PsppireCustomEntry *customEntry;
-       
-       gtk_sheet_change_entry(sheet, PSPPIRE_CUSTOM_ENTRY_TYPE);
 
-       customEntry = 
-         PSPPIRE_CUSTOM_ENTRY(gtk_sheet_get_entry(sheet));
+       gtk_sheet_change_entry (sheet, PSPPIRE_CUSTOM_ENTRY_TYPE);
 
-       if (!missing_val_dialog ) 
-           missing_val_dialog = missing_val_dialog_create(xml);
+       customEntry =
+         PSPPIRE_CUSTOM_ENTRY (gtk_sheet_get_entry (sheet));
 
-       missing_val_dialog->pv = psppire_var_store_get_variable(var_store, row);
+       if ( var_is_long_string (var))
+         g_object_set (customEntry,
+                       "editable", FALSE,
+                       NULL);
 
-       g_signal_connect_swapped(GTK_OBJECT(customEntry),
+       if (!missing_val_dialog )
+           missing_val_dialog = missing_val_dialog_create (xml);
+
+       missing_val_dialog->pv = psppire_var_store_get_var (var_store, row);
+
+       g_signal_connect_swapped (GTK_OBJECT (customEntry),
                                 "clicked",
-                                GTK_SIGNAL_FUNC(missing_val_dialog_show),
+                                GTK_SIGNAL_FUNC (missing_val_dialog_show),
                                 missing_val_dialog);
       }
       break;
@@ -319,131 +332,146 @@ var_sheet_cell_change_entry (GtkSheet * sheet, gint row, gint column,
 
        PsppireCustomEntry *customEntry;
 
-       gtk_sheet_change_entry(sheet, PSPPIRE_CUSTOM_ENTRY_TYPE);
+       gtk_sheet_change_entry (sheet, PSPPIRE_CUSTOM_ENTRY_TYPE);
 
-       customEntry = 
-         PSPPIRE_CUSTOM_ENTRY(gtk_sheet_get_entry(sheet));
+       customEntry =
+         PSPPIRE_CUSTOM_ENTRY (gtk_sheet_get_entry (sheet));
 
 
        /* Popup the Variable Type dialog box */
-       if (!var_type_dialog ) 
-           var_type_dialog = var_type_dialog_create(xml);
+       if (!var_type_dialog )
+           var_type_dialog = var_type_dialog_create (xml);
 
 
-       var_type_dialog->pv = pv;
+       var_type_dialog->pv = var;
 
-       g_signal_connect_swapped(GTK_OBJECT(customEntry),
+       g_signal_connect_swapped (GTK_OBJECT (customEntry),
                                 "clicked",
-                                GTK_SIGNAL_FUNC(var_type_dialog_show),
+                                GTK_SIGNAL_FUNC (var_type_dialog_show),
                                 var_type_dialog);
       }
       break;
+
     case COL_WIDTH:
     case COL_DECIMALS:
     case COL_COLUMNS:
       {
-       if ( attributes.is_editable) 
+       if ( attributes.is_editable)
          {
            gint r_min, r_max;
 
-           const gchar *s = gtk_sheet_cell_get_text(sheet, row, column);
+           const gchar *s = gtk_sheet_cell_get_text (sheet, row, column);
 
-           if (!s) 
-             return FALSE;
-
-           const gint current_value  = atoi(s);
-
-           const struct fmt_spec *fmt = psppire_variable_get_write_spec(pv);
-           switch (column) 
+           if (s)
              {
-             case COL_WIDTH:
-               r_min = fmt->d + 1;
-               r_max = (psppire_variable_get_type(pv) == ALPHA) ? 255 : 40;
-               break;
-             case COL_DECIMALS:
-               r_min = 0 ; 
-               r_max = min(fmt->w - 1, 16);
-               break;
-             case COL_COLUMNS:
-               r_min = 1;
-               r_max = 255 ; /* Is this a sensible value ? */
-               break;
-             default:
-               g_assert_not_reached();
+               GtkSpinButton *spinButton ;
+               const gint current_value  = atoi (s);
+               GtkObject *adj ;
+
+               const struct fmt_spec *fmt = var_get_write_format (var);
+               switch (column)
+                 {
+                 case COL_WIDTH:
+                   r_min = MAX (fmt->d + 1, fmt_min_output_width (fmt->type));
+                   r_max = fmt_max_output_width (fmt->type);
+                   break;
+                 case COL_DECIMALS:
+                   r_min = 0 ;
+                   r_max = fmt_max_output_decimals (fmt->type, fmt->w);
+                   break;
+                 case COL_COLUMNS:
+                   r_min = 1;
+                   r_max = 255 ; /* Is this a sensible value ? */
+                   break;
+                 default:
+                   g_assert_not_reached ();
+                 }
+
+               adj = gtk_adjustment_new (current_value,
+                                        r_min, r_max,
+                                        1.0, 1.0, 1.0 /* steps */
+                                        );
+
+               gtk_sheet_change_entry (sheet, GTK_TYPE_SPIN_BUTTON);
+
+               spinButton =
+                 GTK_SPIN_BUTTON (gtk_sheet_get_entry (sheet));
+
+               gtk_spin_button_set_adjustment (spinButton, GTK_ADJUSTMENT (adj));
+               gtk_spin_button_set_digits (spinButton, 0);
              }
-
-           GtkObject *adj =  
-             gtk_adjustment_new(current_value,
-                                r_min, r_max,
-                                1.0, 1.0, 1.0 /* steps */
-                                );
-
-           gtk_sheet_change_entry(sheet, GTK_TYPE_SPIN_BUTTON);
-
-           GtkSpinButton *spinButton = 
-             GTK_SPIN_BUTTON(gtk_sheet_get_entry(sheet));
-
-           gtk_spin_button_set_adjustment(spinButton, GTK_ADJUSTMENT(adj));
-           gtk_spin_button_set_digits(spinButton, 0);
          }
       }
-      break; 
+      break;
 
     default:
-      gtk_sheet_change_entry(sheet, GTK_TYPE_ENTRY);
+      gtk_sheet_change_entry (sheet, GTK_TYPE_ENTRY);
       break;
     }
 
+
+  g_object_unref (xml);
+
   return TRUE;
 }
 
 
+extern PsppireVarStore *the_var_store;
+
 
 /* Create the var sheet */
-GtkWidget*
-psppire_variable_sheet_create (gchar *widget_name, 
-                              gchar *string1, 
+G_MODULE_EXPORT GtkWidget*
+psppire_variable_sheet_create (gchar *widget_name,
+                              gchar *string1,
                               gchar *string2,
                               gint int1, gint int2)
 {
+  gchar *codeset;
   gint i;
   GtkWidget *sheet;
 
-  GObject *geo = g_sheet_hetero_column_new(75, n_COLS);
-  GObject *row_geometry = g_sheet_uniform_row_new(25, n_initial_rows); 
+  GObject *geo = g_sheet_hetero_column_new (75, n_COLS);
 
+  g_assert (the_var_store);
 
+  sheet = gtk_sheet_new (G_SHEET_ROW (the_var_store),
+                       G_SHEET_COLUMN (geo),
+                       "variable sheet", 0);
 
-  sheet = gtk_sheet_new(G_SHEET_ROW(row_geometry),
-                       G_SHEET_COLUMN(geo), 
-                       "variable sheet", 0); 
 
   g_signal_connect (GTK_OBJECT (sheet), "activate",
-                   GTK_SIGNAL_FUNC (var_sheet_cell_change_entry),
+                   GTK_SIGNAL_FUNC (var_sheet_cell_entry_enter),
                    0);
 
   g_signal_connect (GTK_OBJECT (sheet), "deactivate",
-                   GTK_SIGNAL_FUNC (var_sheet_cell_change_entry),
-                   (void *) 1);
+                   GTK_SIGNAL_FUNC (var_sheet_cell_entry_leave),
+                   0);
 
   g_signal_connect (GTK_OBJECT (sheet), "traverse",
                    GTK_SIGNAL_FUNC (traverse_cell_callback), 0);
 
 
-  g_signal_connect (GTK_OBJECT (sheet), "double-click-row",
-                   GTK_SIGNAL_FUNC (click2row),
-                   sheet);
+  gtk_sheet_set_model (GTK_SHEET (sheet), G_SHEET_MODEL (the_var_store));
 
-  for (i = 0 ; i < n_COLS ; ++i ) 
+
+  /* Since this happens inside glade_xml_new, we must prevent strings from
+   * being re-encoded twice */
+  codeset = xstrdup (bind_textdomain_codeset (PACKAGE, 0));
+  bind_textdomain_codeset (PACKAGE, locale_charset ());
+
+  for (i = 0 ; i < n_COLS ; ++i )
     {
-      g_sheet_hetero_column_set_button_label(G_SHEET_HETERO_COLUMN(geo), i, 
-                                              column_def[i].label);
+      g_sheet_hetero_column_set_button_label (G_SHEET_HETERO_COLUMN (geo), i,
+                       gettext (column_def[i].label));
 
-      g_sheet_hetero_column_set_width(G_SHEET_HETERO_COLUMN(geo), i, 
+      g_sheet_hetero_column_set_width (G_SHEET_HETERO_COLUMN (geo), i,
                                               column_def[i].width);
     }
 
-  gtk_widget_show(sheet);
+  bind_textdomain_codeset (PACKAGE, codeset);
+  free (codeset);
+
+  gtk_widget_show (sheet);
 
   return sheet;
 }