-/* psppire-data-store.c
+/* PSPPIRE - a graphical user interface for PSPP.
+ Copyright (C) 2006, 2008, 2009 Free Software Foundation
- PSPPIRE --- A Graphical User Interface for PSPP
- Copyright (C) 2006 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 <string.h>
#define _(msgid) gettext (msgid)
#define N_(msgid) msgid
-#include <data/casewriter.h>
#include <data/datasheet.h>
#include <data/data-out.h>
#include <data/variable.h>
-#include <gtksheet/gtksheet.h>
-#include <gtksheet/gsheetmodel.h>
-#include <gtksheet/gsheet-column-iface.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 "psppire-case-file.h"
#include "helper.h"
#include <data/dictionary.h>
#include <data/missing-values.h>
#include <data/value-labels.h>
#include <data/data-in.h>
+#include <data/format.h>
+
+#include <math/sort.h>
-#include <data/file-handle-def.h>
-#include <data/sys-file-writer.h>
+#include "xalloc.h"
+#include "xmalloca.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 (GSheetModelIface *iface);
-static void psppire_data_store_sheet_column_init (GSheetColumnIface *iface);
-static void psppire_data_store_sheet_row_init (GSheetRowIface *iface);
+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);
-static gboolean psppire_data_store_clear_datum (GSheetModel *model,
- gint row, gint column);
+static gboolean psppire_data_store_data_in (PsppireDataStore *ds,
+ casenumber casenum, gint idx,
+ struct substring input,
+ const struct fmt_spec *fmt);
-#define MIN_COLUMNS 10
-#define TRAILING_ROWS 10
static GObjectClass *parent_class = NULL;
-enum {FONT_CHANGED,
- n_SIGNALS};
+enum
+ {
+ BACKEND_CHANGED,
+ CASES_DELETED,
+ CASE_INSERTED,
+ CASE_CHANGED,
+ n_SIGNALS
+ };
static guint signals [n_SIGNALS];
-inline GType
+GType
psppire_data_store_get_type (void)
{
static GType data_store_type = 0;
NULL
};
- static const GInterfaceInfo sheet_column_info =
- {
- (GInterfaceInitFunc) psppire_data_store_sheet_column_init,
- NULL,
- NULL
- };
-
- static const GInterfaceInfo sheet_row_info =
- {
- (GInterfaceInitFunc) psppire_data_store_sheet_row_init,
- NULL,
- NULL
- };
-
- data_store_type = g_type_register_static (G_TYPE_OBJECT, "PsppireDataStore",
+ data_store_type = g_type_register_static (G_TYPE_OBJECT,
+ "PsppireDataStore",
&data_store_info, 0);
g_type_add_interface_static (data_store_type,
- G_TYPE_SHEET_MODEL,
+ PSPPIRE_TYPE_SHEET_MODEL,
&sheet_model_info);
- g_type_add_interface_static (data_store_type,
- G_TYPE_SHEET_COLUMN,
- &sheet_column_info);
-
- g_type_add_interface_static (data_store_type,
- G_TYPE_SHEET_ROW,
- &sheet_row_info);
}
return data_store_type;
object_class = (GObjectClass*) class;
object_class->finalize = psppire_data_store_finalize;
+ object_class->dispose = psppire_data_store_dispose;
- signals [FONT_CHANGED] =
- g_signal_new ("font_changed",
+ signals [BACKEND_CHANGED] =
+ g_signal_new ("backend-changed",
G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_FIRST,
0,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE,
0);
+
+ signals [CASE_INSERTED] =
+ g_signal_new ("case-inserted",
+ G_TYPE_FROM_CLASS (class),
+ G_SIGNAL_RUN_FIRST,
+ 0,
+ NULL, NULL,
+ g_cclosure_marshal_VOID__INT,
+ G_TYPE_NONE,
+ 1,
+ G_TYPE_INT);
+
+
+ signals [CASE_CHANGED] =
+ g_signal_new ("case-changed",
+ G_TYPE_FROM_CLASS (class),
+ G_SIGNAL_RUN_FIRST,
+ 0,
+ NULL, NULL,
+ g_cclosure_marshal_VOID__INT,
+ G_TYPE_NONE,
+ 1,
+ G_TYPE_INT);
+
+ signals [CASES_DELETED] =
+ g_signal_new ("cases-deleted",
+ G_TYPE_FROM_CLASS (class),
+ G_SIGNAL_RUN_FIRST,
+ 0,
+ NULL, NULL,
+ psppire_marshal_VOID__INT_INT,
+ G_TYPE_NONE,
+ 2,
+ G_TYPE_INT,
+ G_TYPE_INT);
}
-static gint
-psppire_data_store_get_var_count (const GSheetModel *model)
+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);
}
-static gint
-psppire_data_store_get_case_count (const GSheetModel *model)
+casenumber
+psppire_data_store_get_case_count (const PsppireDataStore *store)
{
- const PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
+ return datasheet_get_row_cnt (store->datasheet);
+}
- return psppire_case_file_get_case_count (store->case_file);
+size_t
+psppire_data_store_get_value_count (const PsppireDataStore *store)
+{
+ return psppire_dict_get_value_cnt (store->dict);
}
+static casenumber
+psppire_data_store_get_case_count_wrapper (const PsppireSheetModel *model)
+{
+ const PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
+ return psppire_data_store_get_case_count (store);
+}
static void
psppire_data_store_init (PsppireDataStore *data_store)
{
data_store->dict = 0;
- data_store->case_file = 0;
- data_store->width_of_m = 10;
-}
-
-const PangoFontDescription *
-psppire_data_store_get_font_desc (const GSheetModel *model,
- gint row, gint column)
-{
- PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
-
- return store->font_desc;
+ data_store->datasheet = NULL;
+ data_store->dispose_has_run = FALSE;
}
static inline gchar *
-psppire_data_store_get_string_wrapper (const GSheetModel *model, gint row,
- gint column)
+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 (GSheetModel *model,
+psppire_data_store_set_string_wrapper (PsppireSheetModel *model,
const gchar *text,
- gint row, gint column)
+ 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 gboolean get_row_overstrike (const PsppireSheetModel *model, gint row);
+
static void
-psppire_data_store_sheet_model_init (GSheetModelIface *iface)
+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->is_visible = NULL;
iface->get_foreground = NULL;
iface->get_background = NULL;
- iface->get_font_desc = psppire_data_store_get_font_desc;
- iface->get_cell_border = NULL;
iface->get_column_count = psppire_data_store_get_var_count;
- iface->get_row_count = psppire_data_store_get_case_count;
-}
-
-static
-gboolean always_true ()
-{
- return TRUE;
-}
-
-
-static void
-delete_cases_callback (GtkWidget *w, gint first, gint n_cases, gpointer data)
-{
- PsppireDataStore *store ;
+ iface->get_row_count = psppire_data_store_get_case_count_wrapper;
- g_return_if_fail (data);
-
- store = PSPPIRE_DATA_STORE (data);
-
- g_assert (first >= 0);
-
- g_sheet_model_rows_deleted (G_SHEET_MODEL (store), first, n_cases);
-}
-
-
-static void
-insert_case_callback (GtkWidget *w, gint casenum, gpointer data)
-{
- PsppireDataStore *store ;
-
- g_return_if_fail (data);
-
- store = PSPPIRE_DATA_STORE (data);
+ 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;
- g_sheet_model_range_changed (G_SHEET_MODEL (store),
- casenum, -1,
- psppire_case_file_get_case_count (store->case_file),
- -1);
-
- g_sheet_model_rows_inserted (G_SHEET_MODEL (store), casenum, 1);
+ iface->get_row_title = get_row_button_label;
+ iface->get_row_sensitivity = get_row_sensitivity;
+ iface->get_row_overstrike = get_row_overstrike;
}
+/*
+ A callback which occurs after a variable has been deleted.
+ */
static void
-changed_case_callback (GtkWidget *w, gint casenum, gpointer data)
+delete_variable_callback (GObject *obj, gint dict_index,
+ gint case_index, gint val_cnt,
+ gpointer data)
{
- PsppireDataStore *store ;
- g_return_if_fail (data);
+ PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
- store = PSPPIRE_DATA_STORE (data);
- g_sheet_model_range_changed (G_SHEET_MODEL (store),
- casenum, -1,
- casenum, -1);
-}
+ psppire_sheet_model_columns_deleted (PSPPIRE_SHEET_MODEL (store), dict_index, 1);
+#if AXIS_TRANSITION
-static void
-delete_variables_callback (GObject *obj, gint var_num, gint n_vars, gpointer data)
-{
- PsppireDataStore *store ;
-
- g_return_if_fail (data);
-
- store = PSPPIRE_DATA_STORE (data);
-
- g_sheet_model_columns_deleted (G_SHEET_MODEL (store), var_num, n_vars);
-
- g_sheet_column_columns_changed (G_SHEET_COLUMN (store),
- var_num, -1);
+ psppire_sheet_column_columns_changed (PSPPIRE_SHEET_COLUMN (store),
+ dict_index, -1);
+#endif
}
-
static void
variable_changed_callback (GObject *obj, gint var_num, gpointer data)
{
- PsppireDataStore *store;
-
- g_return_if_fail (data);
+#if AXIS_TRANSITION
+ PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
- store = PSPPIRE_DATA_STORE (data);
-
- g_sheet_column_columns_changed (G_SHEET_COLUMN (store),
+ psppire_sheet_column_columns_changed (PSPPIRE_SHEET_COLUMN (store),
var_num, 1);
-
- g_sheet_model_range_changed (G_SHEET_MODEL (store),
+ psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (store),
-1, var_num,
-1, var_num);
+#endif
}
static void
posn = 0;
}
- psppire_case_file_insert_values (store->case_file, 1, posn);
+ psppire_data_store_insert_values (store, 1, posn);
- g_sheet_column_columns_changed (G_SHEET_COLUMN (store),
+#if AXIS_TRANSITION
+
+ psppire_sheet_column_columns_changed (PSPPIRE_SHEET_COLUMN (store),
var_num, 1);
+#endif
- g_sheet_model_columns_inserted (G_SHEET_MODEL (store), var_num, 1);
+ psppire_sheet_model_columns_inserted (PSPPIRE_SHEET_MODEL (store), var_num, 1);
}
dict_size_change_callback (GObject *obj,
gint posn, gint adjustment, gpointer data)
{
- PsppireDataStore *store ;
+ PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
- g_return_if_fail (data);
+ const struct variable *v = psppire_dict_get_variable (store->dict, posn);
- store = PSPPIRE_DATA_STORE (data);
+ const gint new_val_width = value_cnt_from_width (var_get_width (v));
- psppire_case_file_insert_values (store->case_file, adjustment, posn);
+ if ( adjustment > 0 )
+ psppire_data_store_insert_values (store, adjustment,
+ new_val_width - adjustment +
+ var_get_case_index(v));
}
return retval;
}
-
void
-psppire_data_store_set_case_file (PsppireDataStore *data_store,
- PsppireCaseFile *cf)
+psppire_data_store_set_reader (PsppireDataStore *ds,
+ struct casereader *reader)
{
- if ( data_store->case_file)
- {
- g_object_unref (data_store->case_file);
- }
+ gint i;
- data_store->case_file = cf;
+ if ( ds->datasheet)
+ datasheet_destroy (ds->datasheet);
- g_signal_connect (data_store->case_file, "cases-deleted",
- G_CALLBACK (delete_cases_callback),
- data_store);
+ ds->datasheet = datasheet_create (reader);
- g_signal_connect (data_store->case_file, "case-inserted",
- G_CALLBACK (insert_case_callback),
- data_store);
+ psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (ds),
+ -1, -1, -1, -1);
-
- g_signal_connect (data_store->case_file, "case-changed",
- G_CALLBACK (changed_case_callback),
- data_store);
+ if ( ds->dict )
+ for (i = 0 ; i < n_dict_signals; ++i )
+ {
+ if ( ds->dict_handler_id [i] > 0)
+ {
+ g_signal_handler_unblock (ds->dict,
+ ds->dict_handler_id[i]);
+ }
+ }
+
+ g_signal_emit (ds, signals[BACKEND_CHANGED], 0);
}
-
/**
* psppire_data_store_replace_set_dictionary:
* @data_store: The variable store
void
psppire_data_store_set_dictionary (PsppireDataStore *data_store, PsppireDict *dict)
{
- data_store->dict = dict;
+ int i;
+
+ /* Disconnect any existing handlers */
+ if ( data_store->dict )
+ for (i = 0 ; i < n_dict_signals; ++i )
+ {
+ g_signal_handler_disconnect (data_store->dict,
+ data_store->dict_handler_id[i]);
+ }
- g_signal_connect (dict, "variable-inserted",
- G_CALLBACK (insert_variable_callback),
- data_store);
+ data_store->dict = dict;
- g_signal_connect (dict, "variables-deleted",
- G_CALLBACK (delete_variables_callback),
- data_store);
+ if ( dict != NULL)
+ {
- g_signal_connect (dict, "variable-changed",
- G_CALLBACK (variable_changed_callback),
- data_store);
+ data_store->dict_handler_id [VARIABLE_INSERTED] =
+ g_signal_connect (dict, "variable-inserted",
+ G_CALLBACK (insert_variable_callback),
+ data_store);
+
+ data_store->dict_handler_id [VARIABLE_DELETED] =
+ g_signal_connect (dict, "variable-deleted",
+ G_CALLBACK (delete_variable_callback),
+ data_store);
+
+ data_store->dict_handler_id [VARIABLE_CHANGED] =
+ g_signal_connect (dict, "variable-changed",
+ G_CALLBACK (variable_changed_callback),
+ data_store);
+
+ data_store->dict_handler_id [SIZE_CHANGED] =
+ g_signal_connect (dict, "dict-size-changed",
+ G_CALLBACK (dict_size_change_callback),
+ data_store);
+ }
- g_signal_connect (dict, "dict-size-changed",
- G_CALLBACK (dict_size_change_callback),
- data_store);
/* The entire model has changed */
- g_sheet_model_range_changed (G_SHEET_MODEL (data_store), -1, -1, -1, -1);
+ 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
- g_sheet_column_columns_changed (G_SHEET_COLUMN (data_store), 0, -1);
+ if ( data_store->dict )
+ for (i = 0 ; i < n_dict_signals; ++i )
+ {
+ if ( data_store->dict_handler_id [i] > 0)
+ {
+ g_signal_handler_block (data_store->dict,
+ data_store->dict_handler_id[i]);
+ }
+ }
}
static void
}
+static void
+psppire_data_store_dispose (GObject *object)
+{
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (object);
+
+ if (ds->dispose_has_run)
+ return;
+
+ if (ds->datasheet)
+ {
+ datasheet_destroy (ds->datasheet);
+ ds->datasheet = NULL;
+ }
+
+ /* must chain up */
+ (* parent_class->dispose) (object);
+
+ ds->dispose_has_run = TRUE;
+}
+
+
/* Insert a blank case before POSN */
gboolean
-psppire_data_store_insert_new_case (PsppireDataStore *ds, gint posn)
+psppire_data_store_insert_new_case (PsppireDataStore *ds, casenumber posn)
{
gboolean result;
gint val_cnt, v;
- struct ccase cc;
+ struct ccase *cc;
g_return_val_if_fail (ds, FALSE);
+ val_cnt = datasheet_get_column_cnt (ds->datasheet) ;
- /* Opportunity for optimisation exists here when creating a blank case */
- val_cnt = datasheet_get_column_cnt (ds->case_file->datasheet) ;
+ g_return_val_if_fail (val_cnt > 0, FALSE);
- case_create (&cc, val_cnt);
+ g_return_val_if_fail (posn <= psppire_data_store_get_case_count (ds), FALSE);
- memset ( case_data_rw_idx (&cc, 0), 0, val_cnt * MAX_SHORT_STRING);
+ cc = case_create (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)
{
if ( var_is_alpha (pv))
continue;
- case_data_rw (&cc, pv)->f = SYSMIS;
+ case_data_rw (cc, pv)->f = SYSMIS;
}
- result = psppire_case_file_insert_case (ds->case_file, &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, gint row, gint column)
+psppire_data_store_get_string (PsppireDataStore *store, glong row, glong column)
{
gint idx;
char *text;
GString *s;
g_return_val_if_fail (store->dict, NULL);
- g_return_val_if_fail (store->case_file, NULL);
+ g_return_val_if_fail (store->datasheet, NULL);
if (column >= psppire_dict_get_var_cnt (store->dict))
return NULL;
- if ( row >= psppire_case_file_get_case_count (store->case_file))
+ if ( row >= psppire_data_store_get_case_count (store))
return NULL;
pv = psppire_dict_get_variable (store->dict, column);
g_assert (idx >= 0);
- v = psppire_case_file_get_value (store->case_file, row, idx, NULL,
+ v = psppire_data_store_get_value (store, row, idx, NULL,
var_get_width (pv));
g_return_val_if_fail (v, NULL);
static gboolean
-psppire_data_store_clear_datum (GSheetModel *model,
- gint row, gint col)
-
+psppire_data_store_clear_datum (PsppireSheetModel *model,
+ glong row, glong col)
{
PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
else
memcpy (v.s, "", MAX_SHORT_STRING);
- psppire_case_file_set_value (store->case_file, row, index, &v,
- var_get_width (pv));
+ 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;
}
*/
gboolean
psppire_data_store_set_string (PsppireDataStore *store,
- const gchar *text, gint row, gint col)
+ const gchar *text, glong row, glong col)
{
+ gchar *s;
+ glong n_cases;
const struct variable *pv = psppire_dict_get_variable (store->dict, col);
- g_return_val_if_fail (pv, FALSE);
+ if ( NULL == pv)
+ return FALSE;
-#if 0
- /* Allow the user to insert a lot of blank cases, simply by skipping rows */
- for (r = psppire_case_file_get_case_count (store->case_file); r <= row ; ++r)
- {
+ n_cases = psppire_data_store_get_case_count (store);
- gint c;
+ if ( row > n_cases)
+ return FALSE;
- psppire_case_array_insert_case (store->cases, r, 0, 0);
+ if (row == n_cases)
+ psppire_data_store_insert_new_case (store, row);
+ s = utf8_to_pspp_locale (text, -1, NULL);
- for (c = 0 ; c < psppire_dict_get_var_cnt (store->dict); ++c )
- psppire_data_store_clear_datum (model, r, c);
- }
-#endif
+ psppire_data_store_data_in (store, row,
+ var_get_case_index (pv), ss_cstr (s),
+ var_get_write_format (pv));
+ free (s);
- psppire_case_file_data_in (store->case_file, 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);
return TRUE;
}
+
void
-psppire_data_store_set_font (PsppireDataStore *store,
- const PangoFontDescription *fd)
+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->font_desc = fd;
-#if 0
- store->width_of_m = calc_m_width (fd);
-#endif
- g_signal_emit (store, signals [FONT_CHANGED], 0);
-
+ store->show_labels = show_labels;
- g_sheet_model_range_changed (G_SHEET_MODEL (store),
+ psppire_sheet_model_range_changed (PSPPIRE_SHEET_MODEL (store),
-1, -1, -1, -1);
}
void
-psppire_data_store_show_labels (PsppireDataStore *store, gboolean show_labels)
+psppire_data_store_clear (PsppireDataStore *ds)
{
- g_return_if_fail (store);
- g_return_if_fail (PSPPIRE_IS_DATA_STORE (store));
+ datasheet_destroy (ds->datasheet);
+ ds->datasheet = NULL;
- store->show_labels = show_labels;
+ psppire_dict_clear (ds->dict);
- g_sheet_model_range_changed (G_SHEET_MODEL (store),
- -1, -1, -1, -1);
+ g_signal_emit (ds, signals [CASES_DELETED], 0, 0, -1);
}
-/* FIXME: There's no reason to actually have this function.
- It should be done by a procedure */
-void
-psppire_data_store_create_system_file (PsppireDataStore *store,
- struct file_handle *handle)
-{
- gint i, var_cnt;
- const struct sfm_write_options wo = {
- true, /* writeable */
- false, /* dont compress */
- 3 /* version */
- };
+/* Return a casereader made from this datastore */
+struct casereader *
+psppire_data_store_get_reader (PsppireDataStore *ds)
+{
+ int i;
+ struct casereader *reader ;
- struct casewriter *writer;
+ if ( ds->dict )
+ for (i = 0 ; i < n_dict_signals; ++i )
+ {
+ g_signal_handler_block (ds->dict,
+ ds->dict_handler_id[i]);
+ }
- g_assert (handle);
+ reader = datasheet_make_reader (ds->datasheet);
- writer = sfm_open_writer (handle, store->dict->dict, wo);
+ /* We must not reference this again */
+ ds->datasheet = NULL;
- if ( ! writer)
- return;
+ return reader;
+}
- var_cnt = psppire_data_store_get_var_count (G_SHEET_MODEL (store));
- for (i = 0 ; i < psppire_case_file_get_case_count (store->case_file); ++i )
- {
- struct ccase c;
- psppire_case_file_get_case (store->case_file, i, &c);
- casewriter_write (writer, &c);
- }
- casewriter_destroy (writer);
-}
+/* Column related funcs */
+
+static const gchar null_var_name[]=N_("var");
+\f
-void
-psppire_data_store_clear (PsppireDataStore *data_store)
+/* Row related funcs */
+
+static gchar *
+get_row_button_label (const PsppireSheetModel *model, gint unit)
{
- psppire_case_file_clear (data_store->case_file);
+ gchar *s = g_strdup_printf (_("%d"), unit + FIRST_CASE_NUMBER);
- psppire_dict_clear (data_store->dict);
-}
+ gchar *text = pspp_locale_to_utf8 (s, -1, 0);
+ g_free (s);
+ return text;
+}
-/* Return a casereader made from this datastore */
-struct casereader *
-psppire_data_store_get_reader (PsppireDataStore *ds)
-{
- struct casereader *reader ;
- reader = psppire_case_file_make_reader (ds->case_file);
+static gboolean
+get_row_sensitivity (const PsppireSheetModel *model, gint unit)
+{
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
- return reader;
+ return (unit < psppire_data_store_get_case_count (ds));
}
+\f
-/* Column related funcs */
+/* Column related stuff */
-static gint
-geometry_get_column_count (const GSheetColumn *geom)
+static gchar *
+get_column_subtitle (const PsppireSheetModel *model, gint col)
{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ gchar *text;
+ const struct variable *v ;
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
- return MAX (MIN_COLUMNS, psppire_dict_get_var_cnt (ds->dict));
-}
+ 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);
-static gint
-geometry_get_width (const GSheetColumn *geom, gint unit)
+ return text;
+}
+
+static gchar *
+get_column_button_label (const PsppireSheetModel *model, gint col)
{
- const struct variable *pv ;
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ gchar *text;
+ struct variable *pv ;
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
- if ( unit >= psppire_dict_get_var_cnt (ds->dict) )
- return ds->width_of_m * 8 ;
+ 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, unit);
+ pv = psppire_dict_get_variable (ds->dict, col);
- if ( pv == NULL )
- return ds->width_of_m * 8 ;
+ text = pspp_locale_to_utf8 (var_get_name (pv), -1, 0);
- return ds->width_of_m * var_get_display_width (pv);
+ return text;
}
-static void
-geometry_set_width (GSheetColumn *geom, gint unit, gint width)
+static gboolean
+get_column_sensitivity (const PsppireSheetModel *model, gint col)
{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
- struct variable *pv = psppire_dict_get_variable (ds->dict, unit);
-
- var_set_display_width (pv, width / ds->width_of_m );
+ return (col < psppire_dict_get_var_cnt (ds->dict));
}
static GtkJustification
-geometry_get_justification (const GSheetColumn *geom, gint unit)
+get_column_justification (const PsppireSheetModel *model, gint col)
{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
const struct variable *pv ;
-
- if ( unit >= psppire_dict_get_var_cnt (ds->dict) )
+ if ( col >= psppire_dict_get_var_cnt (ds->dict) )
return GTK_JUSTIFY_LEFT;
- pv = psppire_dict_get_variable (ds->dict, unit);
+ 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
}
-static const gchar null_var_name[]=N_("var");
-static gchar *
-geometry_get_column_button_label (const GSheetColumn *geom, gint unit)
+\f
+
+
+/* Returns the CASENUMth case, or a null pointer on failure.
+ */
+struct ccase *
+psppire_data_store_get_case (const PsppireDataStore *ds,
+ casenumber casenum)
{
- gchar *text;
- struct variable *pv ;
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ g_return_val_if_fail (ds, FALSE);
+ g_return_val_if_fail (ds->datasheet, FALSE);
- if ( unit >= psppire_dict_get_var_cnt (ds->dict) )
- return g_locale_to_utf8 (null_var_name, -1, 0, 0, 0);
+ return datasheet_get_row (ds->datasheet, casenum);
+}
- pv = psppire_dict_get_variable (ds->dict, unit);
- text = pspp_locale_to_utf8 (var_get_name (pv), -1, 0);
+gboolean
+psppire_data_store_delete_cases (PsppireDataStore *ds, casenumber first,
+ casenumber n_cases)
+{
+ g_return_val_if_fail (ds, FALSE);
+ g_return_val_if_fail (ds->datasheet, FALSE);
- return text;
+ g_return_val_if_fail (first + n_cases <=
+ psppire_data_store_get_case_count (ds), FALSE);
+
+
+ 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;
}
+
+/* Insert case CC into the case file before POSN */
static gboolean
-geometry_get_sensitivity (const GSheetColumn *geom, gint unit)
+psppire_data_store_insert_case (PsppireDataStore *ds,
+ struct ccase *cc,
+ casenumber posn)
{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ bool result ;
+
+ g_return_val_if_fail (ds, FALSE);
+ g_return_val_if_fail (ds->datasheet, FALSE);
- return (unit < psppire_dict_get_var_cnt (ds->dict));
+ 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);
+ }
+ else
+ g_warning ("Cannot insert case at position %ld\n", posn);
+
+ return result;
}
-static void
-psppire_data_store_sheet_column_init (GSheetColumnIface *iface)
+/* 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)
{
- iface->get_column_count = geometry_get_column_count;
- iface->get_width = geometry_get_width;
- iface->set_width = geometry_set_width;
- iface->get_visibility = always_true;
- iface->get_sensitivity = geometry_get_sensitivity;
- iface->get_justification = geometry_get_justification;
- iface->get_button_label = geometry_get_column_button_label;
+ 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;
}
-/* Row related funcs */
-static gint
-geometry_get_row_count (const GSheetRow *geom, gpointer data)
+/* Set the IDXth value of case C to V.
+ Returns true if successful, false on I/O error. */
+static gboolean
+psppire_data_store_set_value (PsppireDataStore *ds, casenumber casenum,
+ gint idx, union value *v, gint width)
{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ bool ok;
- return TRAILING_ROWS + psppire_case_file_get_case_count (ds->case_file);
-}
+ 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);
-static gint
-geometry_get_height (const GSheetRow *geom, gint unit, gpointer data)
-{
- return 25;
+ ok = datasheet_put_value (ds->datasheet, casenum, idx, v, width);
+ if (ok)
+ g_signal_emit (ds, signals [CASE_CHANGED], 0, casenum);
+
+ return ok;
}
+
+
+/* Set the IDXth value of case C using D_IN */
static gboolean
-geometry_get_row_sensitivity (const GSheetRow *geom, gint unit, gpointer data)
+psppire_data_store_data_in (PsppireDataStore *ds, casenumber casenum, gint idx,
+ struct substring input, const struct fmt_spec *fmt)
{
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ union value *value = NULL;
+ int width;
+ bool ok;
+ g_return_val_if_fail (ds, FALSE);
+ g_return_val_if_fail (ds->datasheet, FALSE);
- return (unit < psppire_case_file_get_case_count (ds->case_file));
-}
+ 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));
-static gchar *
-geometry_get_row_button_label (const GSheetRow *geom, gint unit, gpointer data)
+ freea (value);
+
+ if (ok)
+ g_signal_emit (ds, signals [CASE_CHANGED], 0, casenum);
+
+ return ok;
+}
+
+/* Resize the cases in the casefile, by inserting N_VALUES into every
+ one of them at the position immediately preceeding WHERE.
+*/
+static gboolean
+psppire_data_store_insert_values (PsppireDataStore *ds,
+ gint n_values, gint where)
{
- gchar *text;
- gchar *s;
- PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+ g_return_val_if_fail (ds, FALSE);
- if ( unit >
- TRAILING_ROWS + psppire_case_file_get_case_count (ds->case_file))
- return 0;
+ if ( n_values == 0 )
+ return FALSE;
- s = g_strdup_printf (_("%d"), unit);
+ g_assert (n_values > 0);
- text = pspp_locale_to_utf8 (s, -1, 0);
+ if ( ! ds->datasheet )
+ ds->datasheet = datasheet_create (NULL);
- g_free (s);
+ {
+ union value *values = xcalloc (n_values, sizeof *values);
+ datasheet_insert_columns (ds->datasheet, values, n_values, where);
+ free (values);
+ }
- return text;
+ return TRUE;
}
-
-static void
-psppire_data_store_sheet_row_init (GSheetRowIface *iface)
+static gboolean
+get_row_overstrike (const PsppireSheetModel *model, gint row)
{
- iface->get_row_count = geometry_get_row_count;
+ union value val;
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (model);
- iface->get_height = geometry_get_height;
- iface->set_height = 0;
- iface->get_visibility = always_true;
- iface->get_sensitivity = geometry_get_row_sensitivity;
+ const struct dictionary *dict = ds->dict->dict;
- iface->get_button_label = geometry_get_row_button_label;
-}
+ const struct variable *filter = dict_get_filter (dict);
+ if ( row < 0 || row >= datasheet_get_row_cnt (ds->datasheet))
+ return FALSE;
+ if ( ! filter)
+ return FALSE;
+ g_assert (var_is_numeric (filter));
+
+ if ( ! datasheet_get_value (ds->datasheet, row,
+ var_get_case_index (filter),
+ &val, 0) )
+ return FALSE;
+
+
+ return (val.f == 0.0);
+}