/* PSPPIRE - a graphical user interface for PSPP.
- Copyright (C) 2006, 2008 Free Software Foundation
+ Copyright (C) 2006, 2008, 2009, 2010, 2011, 2012 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
#include <data/data-out.h>
#include <data/variable.h>
-#include <ui/gui/sheet/psppire-sheetmodel.h>
#include <ui/gui/psppire-marshal.h>
#include <pango/pango-context.h>
#include "psppire-data-store.h"
+#include <libpspp/i18n.h>
#include "helper.h"
#include <data/dictionary.h>
static void psppire_data_store_init (PsppireDataStore *data_store);
static void psppire_data_store_class_init (PsppireDataStoreClass *class);
-static void psppire_data_store_sheet_model_init (PsppireSheetModelIface *iface);
static void psppire_data_store_finalize (GObject *object);
static void psppire_data_store_dispose (GObject *object);
-static gboolean psppire_data_store_clear_datum (PsppireSheetModel *model,
- glong row, glong column);
-
-
static gboolean psppire_data_store_insert_case (PsppireDataStore *ds,
struct ccase *cc,
casenumber posn);
struct substring input,
const struct fmt_spec *fmt);
-
-
static GObjectClass *parent_class = NULL;
(GInstanceInitFunc) psppire_data_store_init,
};
- static const GInterfaceInfo sheet_model_info =
- {
- (GInterfaceInitFunc) psppire_data_store_sheet_model_init,
- NULL,
- NULL
- };
-
-
data_store_type = g_type_register_static (G_TYPE_OBJECT,
"PsppireDataStore",
&data_store_info, 0);
-
- g_type_add_interface_static (data_store_type,
- PSPPIRE_TYPE_SHEET_MODEL,
- &sheet_model_info);
-
}
return data_store_type;
static gboolean
-psppire_data_store_insert_values (PsppireDataStore *ds,
- gint n_values, gint where);
-
-static union value *
-psppire_data_store_get_value (const PsppireDataStore *ds,
- casenumber casenum, size_t idx,
- union value *value, int width);
-
-
-static gboolean
-psppire_data_store_set_value (PsppireDataStore *ds, casenumber casenum,
- gint idx, union value *v, gint width);
-
-
-
-
-static glong
-psppire_data_store_get_var_count (const PsppireSheetModel *model)
-{
- const PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
-
- return psppire_dict_get_var_cnt (store->dict);
-}
+psppire_data_store_insert_value (PsppireDataStore *ds,
+ gint width, gint where);
casenumber
psppire_data_store_get_case_count (const PsppireDataStore *store)
{
- return datasheet_get_row_cnt (store->datasheet);
+ return datasheet_get_n_rows (store->datasheet);
}
size_t
return psppire_dict_get_value_cnt (store->dict);
}
-static casenumber
-psppire_data_store_get_case_count_wrapper (const PsppireSheetModel *model)
+const struct caseproto *
+psppire_data_store_get_proto (const PsppireDataStore *store)
{
- const PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
- return psppire_data_store_get_case_count (store);
+ return psppire_dict_get_proto (store->dict);
}
static void
psppire_data_store_init (PsppireDataStore *data_store)
{
- data_store->dict = 0;
+ data_store->dict = NULL;
data_store->datasheet = NULL;
data_store->dispose_has_run = FALSE;
}
-static inline gchar *
-psppire_data_store_get_string_wrapper (const PsppireSheetModel *model, glong row,
- glong column)
-{
- return psppire_data_store_get_string (PSPPIRE_DATA_STORE (model), row, column);
-}
-
-
-static inline gboolean
-psppire_data_store_set_string_wrapper (PsppireSheetModel *model,
- const gchar *text,
- glong row, glong column)
-{
- return psppire_data_store_set_string (PSPPIRE_DATA_STORE (model), text,
- row, column);
-}
-
-
-
-static gchar * get_column_subtitle (const PsppireSheetModel *model, gint col);
-static gchar * get_column_button_label (const PsppireSheetModel *model, gint col);
-static gboolean get_column_sensitivity (const PsppireSheetModel *model, gint col);
-static GtkJustification get_column_justification (const PsppireSheetModel *model, gint col);
-
-static gchar * get_row_button_label (const PsppireSheetModel *model, gint row);
-static gboolean get_row_sensitivity (const PsppireSheetModel *model, gint row);
-
-
-static void
-psppire_data_store_sheet_model_init (PsppireSheetModelIface *iface)
-{
- iface->free_strings = TRUE;
- iface->get_string = psppire_data_store_get_string_wrapper;
- iface->set_string = psppire_data_store_set_string_wrapper;
- iface->clear_datum = psppire_data_store_clear_datum;
- iface->is_editable = NULL;
- iface->get_foreground = NULL;
- iface->get_background = NULL;
- iface->get_column_count = psppire_data_store_get_var_count;
- iface->get_row_count = psppire_data_store_get_case_count_wrapper;
-
- iface->get_column_subtitle = get_column_subtitle;
- iface->get_column_title = get_column_button_label;
- iface->get_column_sensitivity = get_column_sensitivity;
- iface->get_column_justification = get_column_justification;
-
- iface->get_row_title = get_row_button_label;
- iface->get_row_sensitivity = get_row_sensitivity;
-}
-
-
/*
A callback which occurs after a variable has been deleted.
*/
static void
-delete_variable_callback (GObject *obj, gint dict_index,
- gint case_index, gint val_cnt,
- gpointer data)
+delete_variable_callback (GObject *obj, const struct variable *var UNUSED,
+ gint dict_index, gint case_index,
+ gpointer data)
{
PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
- psppire_sheet_model_columns_deleted (PSPPIRE_SHEET_MODEL (store), dict_index, 1);
-#if AXIS_TRANSITION
-
-
- psppire_sheet_column_columns_changed (PSPPIRE_SHEET_COLUMN (store),
- dict_index, -1);
-#endif
+ datasheet_delete_columns (store->datasheet, case_index, 1);
+ datasheet_insert_column (store->datasheet, NULL, -1, case_index);
}
static void
variable_changed_callback (GObject *obj, gint var_num, gpointer data)
{
- PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
-
-#if AXIS_TRANSITION
- psppire_sheet_column_columns_changed (PSPPIRE_SHEET_COLUMN (store),
- var_num, 1);
-
- psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (store),
- -1, var_num,
- -1, var_num);
-#endif
}
static void
insert_variable_callback (GObject *obj, gint var_num, gpointer data)
{
+ struct variable *variable;
PsppireDataStore *store;
gint posn;
store = PSPPIRE_DATA_STORE (data);
- if ( var_num > 0 )
- {
- struct variable *variable =
- psppire_dict_get_variable (store->dict, var_num);
+ variable = psppire_dict_get_variable (store->dict, var_num);
+ posn = var_get_case_index (variable);
+ psppire_data_store_insert_value (store, var_get_width (variable), posn);
+}
+
+struct resize_datum_aux
+ {
+ int old_width;
+ int new_width;
+ };
- g_assert (variable != NULL);
- posn = var_get_case_index (variable);
+void
+resize_datum (const union value *old, union value *new, void *aux_)
+{
+ struct resize_datum_aux *aux = aux_;
+
+ if (aux->new_width == 0)
+ {
+ /* FIXME: try to parse string as number. */
+ new->f = SYSMIS;
}
- else
+ else if (aux->old_width == 0)
{
- posn = 0;
+ /* FIXME: format number as string. */
+ value_set_missing (new, aux->new_width);
}
-
- psppire_data_store_insert_values (store, 1, posn);
-
-#if AXIS_TRANSITION
-
- psppire_sheet_column_columns_changed (PSPPIRE_SHEET_COLUMN (store),
- var_num, 1);
-#endif
-
- psppire_sheet_model_columns_inserted (PSPPIRE_SHEET_MODEL (store), var_num, 1);
+ else
+ value_copy_rpad (new, aux->new_width, old, aux->old_width, ' ');
}
-
static void
dict_size_change_callback (GObject *obj,
- gint posn, gint adjustment, gpointer data)
+ gint var_num, gint old_width, gpointer data)
{
PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
+ struct variable *variable;
+ int posn;
- const struct variable *v = psppire_dict_get_variable (store->dict, posn);
+ variable = psppire_dict_get_variable (store->dict, var_num);
+ posn = var_get_case_index (variable);
- const gint new_val_width = value_cnt_from_width (var_get_width (v));
-
- if ( adjustment > 0 )
- psppire_data_store_insert_values (store, adjustment,
- new_val_width - adjustment +
- var_get_case_index(v));
+ if (old_width != var_get_width (variable))
+ {
+ struct resize_datum_aux aux;
+ aux.old_width = old_width;
+ aux.new_width = var_get_width (variable);
+ datasheet_resize_column (store->datasheet, posn, aux.new_width,
+ resize_datum, &aux);
+ }
}
{
PsppireDataStore *retval;
- retval = g_object_new (GTK_TYPE_DATA_STORE, NULL);
+ retval = g_object_new (PSPPIRE_TYPE_DATA_STORE, NULL);
psppire_data_store_set_dictionary (retval, dict);
ds->datasheet = datasheet_create (reader);
- psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (ds),
- -1, -1, -1, -1);
-
if ( ds->dict )
for (i = 0 ; i < n_dict_signals; ++i )
{
/* The entire model has changed */
- psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (data_store), -1, -1, -1, -1);
-
-#if AXIS_TRANSITION
- psppire_sheet_column_columns_changed (PSPPIRE_SHEET_COLUMN (data_store), 0, -1);
-#endif
if ( data_store->dict )
for (i = 0 ; i < n_dict_signals; ++i )
static void
psppire_data_store_finalize (GObject *object)
{
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (object);
+
+ if (ds->datasheet)
+ {
+ datasheet_destroy (ds->datasheet);
+ ds->datasheet = NULL;
+ }
/* must chain up */
(* parent_class->finalize) (object);
if (ds->dispose_has_run)
return;
- if (ds->datasheet)
- {
- datasheet_destroy (ds->datasheet);
- ds->datasheet = NULL;
- }
/* must chain up */
(* parent_class->dispose) (object);
psppire_data_store_insert_new_case (PsppireDataStore *ds, casenumber posn)
{
gboolean result;
- gint val_cnt, v;
- struct ccase cc;
+ const struct caseproto *proto;
+ struct ccase *cc;
g_return_val_if_fail (ds, FALSE);
- val_cnt = datasheet_get_column_cnt (ds->datasheet) ;
-
- g_return_val_if_fail (val_cnt > 0, FALSE);
-
+ proto = datasheet_get_proto (ds->datasheet);
+ g_return_val_if_fail (caseproto_get_n_widths (proto) > 0, FALSE);
g_return_val_if_fail (posn <= psppire_data_store_get_case_count (ds), FALSE);
- case_create (&cc, val_cnt);
-
- memset ( case_data_rw_idx (&cc, 0), 0, val_cnt * MAX_SHORT_STRING);
-
- for (v = 0 ; v < psppire_dict_get_var_cnt (ds->dict) ; ++v)
- {
- const struct variable *pv = psppire_dict_get_variable (ds->dict, v);
- if ( var_is_alpha (pv))
- continue;
-
- case_data_rw (&cc, pv)->f = SYSMIS;
- }
+ cc = case_create (proto);
+ case_set_missing (cc);
- result = psppire_data_store_insert_case (ds, &cc, posn);
+ result = psppire_data_store_insert_case (ds, cc, posn);
- case_destroy (&cc);
+ case_unref (cc);
return result;
}
-
gchar *
-psppire_data_store_get_string (PsppireDataStore *store, glong row, glong column)
+psppire_data_store_get_string (PsppireDataStore *store,
+ glong row, const struct variable *var,
+ bool use_value_label)
{
- gint idx;
- char *text;
- const struct fmt_spec *fp ;
- const struct variable *pv ;
- union value *v ;
- GString *s;
+ gchar *string;
+ union value v;
+ int width;
- g_return_val_if_fail (store->dict, NULL);
- g_return_val_if_fail (store->datasheet, NULL);
+ g_return_val_if_fail (store != NULL, NULL);
+ g_return_val_if_fail (var != NULL, NULL);
- if (column >= psppire_dict_get_var_cnt (store->dict))
+ if (row < 0 || row >= datasheet_get_n_rows (store->datasheet))
return NULL;
- if ( row >= psppire_data_store_get_case_count (store))
- return NULL;
-
- pv = psppire_dict_get_variable (store->dict, column);
-
- g_assert (pv);
-
- idx = var_get_case_index (pv);
+ width = var_get_width (var);
+ value_init (&v, width);
+ datasheet_get_value (store->datasheet, row, var_get_case_index (var), &v);
- g_assert (idx >= 0);
-
- v = psppire_data_store_get_value (store, row, idx, NULL,
- var_get_width (pv));
-
- g_return_val_if_fail (v, NULL);
-
- if ( store->show_labels)
+ string = NULL;
+ if (use_value_label)
{
- const gchar *label = var_lookup_value_label (pv, v);
- if (label)
- {
- free (v);
- return pspp_locale_to_utf8 (label, -1, 0);
- }
+ const char *label = var_lookup_value_label (var, &v);
+ if (label != NULL)
+ string = g_strdup (label);
}
+ if (string == NULL)
+ string = value_to_text (v, var);
- fp = var_get_write_format (pv);
-
- s = g_string_sized_new (fp->w + 1);
- g_string_set_size (s, fp->w);
-
- memset (s->str, 0, fp->w);
-
- g_assert (fp->w == s->len);
-
- /* Converts binary value V into printable form in the exactly
- FP->W character in buffer S according to format specification
- FP. No null terminator is appended to the buffer. */
- data_out (v, fp, s->str);
+ value_destroy (&v, width);
- text = pspp_locale_to_utf8 (s->str, fp->w, 0);
- g_string_free (s, TRUE);
-
- g_strchomp (text);
-
- free (v);
- return text;
+ return string;
}
-static gboolean
-psppire_data_store_clear_datum (PsppireSheetModel *model,
- glong row, glong col)
-{
- PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
-
- union value v;
- const struct variable *pv = psppire_dict_get_variable (store->dict, col);
-
- const gint index = var_get_case_index (pv) ;
-
- if ( var_is_numeric (pv))
- v.f = SYSMIS;
- else
- memcpy (v.s, "", MAX_SHORT_STRING);
-
- psppire_data_store_set_value (store, row, index, &v,
- var_get_width (pv));
-
- psppire_sheet_model_range_changed (model, row, col, row, col);
-
- return TRUE;
-}
+/* Attempts to update that part of the variable store which corresponds to VAR
+ within ROW with the value TEXT.
+ If USE_VALUE_LABEL is true, and TEXT is a value label for the column's
+ variable, then stores the value from that value label instead of the literal
+ TEXT.
-/* Attempts to update that part of the variable store which corresponds
- to ROW, COL with the value TEXT.
- Returns true if anything was updated, false otherwise.
-*/
+ Returns true if anything was updated, false otherwise. */
gboolean
psppire_data_store_set_string (PsppireDataStore *store,
- const gchar *text, glong row, glong col)
+ const gchar *text,
+ glong row, const struct variable *var,
+ gboolean use_value_label)
{
+ gint case_index;
glong n_cases;
- const struct variable *pv = psppire_dict_get_variable (store->dict, col);
- if ( NULL == pv)
- return FALSE;
+ gboolean ok;
n_cases = psppire_data_store_get_case_count (store);
-
- if ( row > n_cases)
+ if (row > n_cases)
return FALSE;
-
if (row == n_cases)
psppire_data_store_insert_new_case (store, row);
- psppire_data_store_data_in (store, row,
- var_get_case_index (pv), ss_cstr (text),
- var_get_write_format (pv));
-
- psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (store), row, col, row, col);
+ case_index = var_get_case_index (var);
+ if (use_value_label)
+ {
+ const struct val_labs *vls = var_get_value_labels (var);
+ const union value *value = vls ? val_labs_find_value (vls, text) : NULL;
+ if (value)
+ ok = datasheet_put_value (store->datasheet, row, case_index, value);
+ else
+ ok = FALSE;
+ }
+ else
+ ok = psppire_data_store_data_in (store, row, case_index, ss_cstr (text),
+ var_get_print_format (var));
- return TRUE;
+ if (ok)
+ g_signal_emit (store, signals [CASE_CHANGED], 0, row);
+ return ok;
}
-void
-psppire_data_store_show_labels (PsppireDataStore *store, gboolean show_labels)
-{
- g_return_if_fail (store);
- g_return_if_fail (PSPPIRE_IS_DATA_STORE (store));
-
- store->show_labels = show_labels;
-
- psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (store),
- -1, -1, -1, -1);
-}
-
-
void
psppire_data_store_clear (PsppireDataStore *ds)
{
static const gchar null_var_name[]=N_("var");
-\f
-
-/* Row related funcs */
-
-static gchar *
-get_row_button_label (const PsppireSheetModel *model, gint unit)
-{
- gchar *s = g_strdup_printf (_("%d"), unit + FIRST_CASE_NUMBER);
-
- gchar *text = pspp_locale_to_utf8 (s, -1, 0);
-
- g_free (s);
-
- return text;
-}
-
-
-static gboolean
-get_row_sensitivity (const PsppireSheetModel *model, gint unit)
-{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
-
- return (unit < psppire_data_store_get_case_count (ds));
-}
-
-
-\f
-
-/* Column related stuff */
-
-static gchar *
-get_column_subtitle (const PsppireSheetModel *model, gint col)
-{
- gchar *text;
- const struct variable *v ;
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
-
- if ( col >= psppire_dict_get_var_cnt (ds->dict) )
- return NULL;
-
- v = psppire_dict_get_variable (ds->dict, col);
-
- if ( ! var_has_label (v))
- return NULL;
-
- text = pspp_locale_to_utf8 (var_get_label (v), -1, 0);
-
- return text;
-}
-
-static gchar *
-get_column_button_label (const PsppireSheetModel *model, gint col)
-{
- gchar *text;
- struct variable *pv ;
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
-
- if ( col >= psppire_dict_get_var_cnt (ds->dict) )
- return g_locale_to_utf8 (null_var_name, -1, 0, 0, 0);
-
- pv = psppire_dict_get_variable (ds->dict, col);
-
- text = pspp_locale_to_utf8 (var_get_name (pv), -1, 0);
-
- return text;
-}
-
-static gboolean
-get_column_sensitivity (const PsppireSheetModel *model, gint col)
-{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
-
- return (col < psppire_dict_get_var_cnt (ds->dict));
-}
-
-
-
-static GtkJustification
-get_column_justification (const PsppireSheetModel *model, gint col)
-{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
- const struct variable *pv ;
-
- if ( col >= psppire_dict_get_var_cnt (ds->dict) )
- return GTK_JUSTIFY_LEFT;
-
- pv = psppire_dict_get_variable (ds->dict, col);
-
- return (var_get_alignment (pv) == ALIGN_LEFT ? GTK_JUSTIFY_LEFT
- : var_get_alignment (pv) == ALIGN_RIGHT ? GTK_JUSTIFY_RIGHT
- : GTK_JUSTIFY_CENTER);
-}
-
-
\f
-/* Fills C with the CASENUMth case.
- Returns true on success, false otherwise.
+/* Returns the CASENUMth case, or a null pointer on failure.
*/
-gboolean
+struct ccase *
psppire_data_store_get_case (const PsppireDataStore *ds,
- casenumber casenum,
- struct ccase *c)
+ casenumber casenum)
{
g_return_val_if_fail (ds, FALSE);
g_return_val_if_fail (ds->datasheet, FALSE);
- return datasheet_get_row (ds->datasheet, casenum, c);
+ return datasheet_get_row (ds->datasheet, casenum);
}
datasheet_delete_rows (ds->datasheet, first, n_cases);
g_signal_emit (ds, signals [CASES_DELETED], 0, first, n_cases);
- psppire_sheet_model_rows_deleted (PSPPIRE_SHEET_MODEL (ds), first, n_cases);
return TRUE;
}
struct ccase *cc,
casenumber posn)
{
- struct ccase tmp;
bool result ;
g_return_val_if_fail (ds, FALSE);
g_return_val_if_fail (ds->datasheet, FALSE);
- case_clone (&tmp, cc);
- result = datasheet_insert_rows (ds->datasheet, posn, &tmp, 1);
+ cc = case_ref (cc);
+ result = datasheet_insert_rows (ds->datasheet, posn, &cc, 1);
if ( result )
- {
- g_signal_emit (ds, signals [CASE_INSERTED], 0, posn);
- psppire_sheet_model_rows_inserted (PSPPIRE_SHEET_MODEL (ds), posn, 1);
- }
+ g_signal_emit (ds, signals [CASE_INSERTED], 0, posn);
else
g_warning ("Cannot insert case at position %ld\n", posn);
}
-/* Copies the IDXth value from case CASENUM into VALUE.
- If VALUE is null, then memory is allocated is allocated with
- malloc. Returns the value if successful, NULL on failure. */
-static union value *
-psppire_data_store_get_value (const PsppireDataStore *ds,
- casenumber casenum, size_t idx,
- union value *value, int width)
-{
- bool allocated;
-
- g_return_val_if_fail (ds, false);
- g_return_val_if_fail (ds->datasheet, false);
-
- g_return_val_if_fail (idx < datasheet_get_column_cnt (ds->datasheet), false);
-
- if (value == NULL)
- {
- value = xnmalloc (value_cnt_from_width (width), sizeof *value);
- allocated = true;
- }
- else
- allocated = false;
- if (!datasheet_get_value (ds->datasheet, casenum, idx, value, width))
- {
- if (allocated)
- free (value);
- value = NULL;
- }
- return value;
-}
-
-
-
-/* Set the IDXth value of case C to V.
+/* Set the value of VAR in case CASENUM to V.
+ V must be the correct width for IDX.
Returns true if successful, false on I/O error. */
-static gboolean
+gboolean
psppire_data_store_set_value (PsppireDataStore *ds, casenumber casenum,
- gint idx, union value *v, gint width)
+ const struct variable *var, const union value *v)
{
+ glong n_cases;
bool ok;
g_return_val_if_fail (ds, FALSE);
g_return_val_if_fail (ds->datasheet, FALSE);
- g_return_val_if_fail (idx < datasheet_get_column_cnt (ds->datasheet), FALSE);
+ n_cases = psppire_data_store_get_case_count (ds);
+ if ( casenum > n_cases)
+ return FALSE;
- ok = datasheet_put_value (ds->datasheet, casenum, idx, v, width);
+ if (casenum == n_cases)
+ psppire_data_store_insert_new_case (ds, casenum);
+
+ ok = datasheet_put_value (ds->datasheet, casenum, var_get_case_index (var),
+ v);
if (ok)
g_signal_emit (ds, signals [CASE_CHANGED], 0, casenum);
psppire_data_store_data_in (PsppireDataStore *ds, casenumber casenum, gint idx,
struct substring input, const struct fmt_spec *fmt)
{
- union value *value = NULL;
+ union value value;
int width;
bool ok;
+ PsppireDict *dict;
+
g_return_val_if_fail (ds, FALSE);
g_return_val_if_fail (ds->datasheet, FALSE);
- g_return_val_if_fail (idx < datasheet_get_column_cnt (ds->datasheet), FALSE);
-
- width = fmt_var_width (fmt);
- value = xmalloca (value_cnt_from_width (width) * sizeof *value);
- ok = (datasheet_get_value (ds->datasheet, casenum, idx, value, width)
- && data_in (input, LEGACY_NATIVE, fmt->type, 0, 0, 0, value, width)
- && datasheet_put_value (ds->datasheet, casenum, idx, value, width));
+ g_return_val_if_fail (idx < datasheet_get_n_columns (ds->datasheet), FALSE);
- freea (value);
+ dict = ds->dict;
- if (ok)
- g_signal_emit (ds, signals [CASE_CHANGED], 0, casenum);
+ width = fmt_var_width (fmt);
+ g_return_val_if_fail (caseproto_get_width (
+ datasheet_get_proto (ds->datasheet), idx) == width,
+ FALSE);
+ value_init (&value, width);
+ ok = (datasheet_get_value (ds->datasheet, casenum, idx, &value)
+ && data_in_msg (input, UTF8, fmt->type, &value, width,
+ dict_get_encoding (dict->dict))
+ && datasheet_put_value (ds->datasheet, casenum, idx, &value));
+ value_destroy (&value, width);
return ok;
}
-/* Resize the cases in the casefile, by inserting N_VALUES into every
- one of them at the position immediately preceeding WHERE.
+/* Resize the cases in the casefile, by inserting a value of the
+ given WIDTH into every one of them at the position immediately
+ preceding WHERE.
*/
static gboolean
-psppire_data_store_insert_values (PsppireDataStore *ds,
- gint n_values, gint where)
+psppire_data_store_insert_value (PsppireDataStore *ds,
+ gint width, gint where)
{
- g_return_val_if_fail (ds, FALSE);
+ union value value;
- if ( n_values == 0 )
- return FALSE;
+ g_return_val_if_fail (ds, FALSE);
- g_assert (n_values > 0);
+ g_assert (width >= 0);
if ( ! ds->datasheet )
ds->datasheet = datasheet_create (NULL);
- {
- union value *values = xcalloc (n_values, sizeof *values);
- datasheet_insert_columns (ds->datasheet, values, n_values, where);
- free (values);
- }
+ value_init (&value, width);
+ value_set_missing (&value, width);
+
+ datasheet_insert_column (ds->datasheet, &value, width, where);
+ value_destroy (&value, width);
return TRUE;
}
+
+gboolean
+psppire_data_store_filtered (PsppireDataStore *ds,
+ glong row)
+{
+ union value val;
+
+ const struct dictionary *dict;
+ const struct variable *filter;
+
+ if ( row < 0 || row >= datasheet_get_n_rows (ds->datasheet))
+ return FALSE;
+
+ dict = ds->dict->dict;
+ g_return_val_if_fail (dict, FALSE);
+ filter = dict_get_filter (dict);
+ if ( ! filter)
+ return FALSE;
+
+ g_return_val_if_fail (var_is_numeric (filter), FALSE);
+ value_init (&val, 0);
+ if ( ! datasheet_get_value (ds->datasheet, row,
+ var_get_case_index (filter),
+ &val) )
+ return FALSE;
+
+ return (val.f == 0.0);
+}