-/* psppire-data-store.c
-
- PSPPIRE --- A Graphical User Interface for PSPP
+/* 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 <data/value-labels.h>
#include <data/data-in.h>
-#include <data/file-handle-def.h>
-#include <data/sys-file-writer.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_row_init (GSheetRowIface *iface);
static void psppire_data_store_finalize (GObject *object);
-
-static gchar *psppire_data_store_get_string (const GSheetModel *sheet_model, gint row, gint column);
-
-static gboolean psppire_data_store_set_string (GSheetModel *model,
- const gchar *text, gint row, gint column);
+static void psppire_data_store_dispose (GObject *object);
static gboolean psppire_data_store_clear_datum (GSheetModel *model,
- gint row, gint column);
+ glong row, glong column);
#define MIN_COLUMNS 10
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",
-static gint
+static glong
psppire_data_store_get_var_count (const GSheetModel *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)
+inline casenumber
+psppire_data_store_get_case_count (const PsppireDataStore *store)
{
- const PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
-
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);
+}
+
+inline casenumber
+psppire_data_store_get_case_count_wrapper (const GSheetModel *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->case_file = NULL;
data_store->width_of_m = 10;
+ data_store->dispose_has_run = FALSE;
}
const PangoFontDescription *
psppire_data_store_get_font_desc (const GSheetModel *model,
- gint row, gint column)
+ glong row, glong column)
{
PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
return store->font_desc;
}
+static inline gchar *
+psppire_data_store_get_string_wrapper (const GSheetModel *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,
+ const gchar *text,
+ glong row, glong column)
+{
+ return psppire_data_store_set_string (PSPPIRE_DATA_STORE (model), text,
+ row, column);
+}
+
+
+
static void
psppire_data_store_sheet_model_init (GSheetModelIface *iface)
{
iface->free_strings = TRUE;
- iface->get_string = psppire_data_store_get_string;
- iface->set_string = psppire_data_store_set_string;
+ 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_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;
+ iface->get_row_count = psppire_data_store_get_case_count_wrapper;
}
static
static void
-delete_cases_callback (GtkWidget *w, gint first, gint n_cases, gpointer data)
+delete_cases_callback (GtkWidget *w,
+ casenumber first, casenumber n_cases, gpointer data)
{
PsppireDataStore *store ;
static void
-insert_case_callback (GtkWidget *w, gint casenum, gpointer data)
+insert_case_callback (GtkWidget *w, casenumber casenum, gpointer data)
{
PsppireDataStore *store ;
}
+/*
+ A callback which occurs after a variable has been deleted.
+ */
static void
-delete_variables_callback (GObject *obj, gint var_num, gint n_vars, 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);
-
- store = PSPPIRE_DATA_STORE (data);
+ PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
- g_sheet_model_columns_deleted (G_SHEET_MODEL (store), var_num, n_vars);
+ g_sheet_model_columns_deleted (G_SHEET_MODEL (store), dict_index, 1);
g_sheet_column_columns_changed (G_SHEET_COLUMN (store),
- var_num, -1);
+ dict_index, -1);
}
static void
variable_changed_callback (GObject *obj, gint var_num, gpointer data)
{
- PsppireDataStore *store;
-
- g_return_if_fail (data);
-
- store = PSPPIRE_DATA_STORE (data);
+ PsppireDataStore *store = PSPPIRE_DATA_STORE (data);
g_sheet_column_columns_changed (G_SHEET_COLUMN (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_case_file_insert_values (store->case_file, adjustment,
+ new_val_width - adjustment +
+ var_get_case_index(v));
}
void
-psppire_data_store_set_case_file (PsppireDataStore *data_store,
+psppire_data_store_set_case_file (PsppireDataStore *ds,
PsppireCaseFile *cf)
{
- if ( data_store->case_file)
+ gint i;
+ if ( ds->case_file) g_object_unref (ds->case_file);
+
+
+ ds->case_file = cf;
+
+ g_sheet_model_range_changed (G_SHEET_MODEL (ds),
+ -1, -1, -1, -1);
+
+ for (i = 0 ; i < n_cf_signals ; ++i )
{
- g_object_unref (data_store->case_file);
+ if ( ds->cf_handler_id [i] > 0 )
+ g_signal_handler_disconnect (ds->case_file,
+ ds->cf_handler_id[i]);
}
- data_store->case_file = cf;
- g_signal_connect (data_store->case_file, "cases-deleted",
- G_CALLBACK (delete_cases_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_connect (data_store->case_file, "case-inserted",
- G_CALLBACK (insert_case_callback),
- data_store);
+ ds->cf_handler_id [CASES_DELETED] =
+ g_signal_connect (ds->case_file, "cases-deleted",
+ G_CALLBACK (delete_cases_callback),
+ ds);
+ ds->cf_handler_id [CASE_INSERTED] =
+ g_signal_connect (ds->case_file, "case-inserted",
+ G_CALLBACK (insert_case_callback),
+ ds);
- g_signal_connect (data_store->case_file, "case-changed",
- G_CALLBACK (changed_case_callback),
- data_store);
+ ds->cf_handler_id [CASE_CHANGED] =
+ g_signal_connect (ds->case_file, "case-changed",
+ G_CALLBACK (changed_case_callback),
+ ds);
}
-
/**
* 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;
- g_signal_connect (dict, "variable-inserted",
- G_CALLBACK (insert_variable_callback),
- data_store);
+ /* 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]);
+ }
+
+ 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);
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->case_file) g_object_unref (ds->case_file);
+
+ /* must chain up */
+ (* parent_class->dispose) (object);
+
+ ds->dispose_has_run = TRUE;
+}
+
+
+gboolean
+psppire_data_store_delete_cases (PsppireDataStore *ds,
+ casenumber first, casenumber count)
+{
+ g_return_val_if_fail (ds, FALSE);
+
+ return psppire_case_file_delete_cases (ds->case_file, count, first);
+}
+
+
/* 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;
g_return_val_if_fail (ds, FALSE);
-
- /* 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);
+
+ 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);
}
-static gchar *
-psppire_data_store_get_string (const GSheetModel *model, gint row, gint column)
+gchar *
+psppire_data_store_get_string (PsppireDataStore *store, glong row, glong column)
{
gint idx;
char *text;
const struct variable *pv ;
union value *v ;
GString *s;
- PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
g_return_val_if_fail (store->dict, NULL);
g_return_val_if_fail (store->case_file, NULL);
static gboolean
psppire_data_store_clear_datum (GSheetModel *model,
- gint row, gint col)
-
+ glong row, glong col)
{
PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
to ROW, COL with the value TEXT.
Returns true if anything was updated, false otherwise.
*/
-static gboolean
-psppire_data_store_set_string (GSheetModel *model,
- const gchar *text, gint row, gint col)
+gboolean
+psppire_data_store_set_string (PsppireDataStore *store,
+ const gchar *text, glong row, glong col)
{
- PsppireDataStore *store = PSPPIRE_DATA_STORE (model);
-
const struct variable *pv = psppire_dict_get_variable (store->dict, col);
g_return_val_if_fail (pv, FALSE);
}
-
-/* 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 */
- };
-
- struct casewriter *writer;
-
- g_assert (handle);
-
- writer = sfm_open_writer (handle, store->dict->dict, wo);
-
- if ( ! writer)
- return;
-
-
- 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);
-}
-
-
-
void
psppire_data_store_clear (PsppireDataStore *data_store)
{
struct casereader *
psppire_data_store_get_reader (PsppireDataStore *ds)
{
+ int i;
struct casereader *reader ;
+ for (i = 0 ; i < n_cf_signals ; ++i )
+ {
+ g_signal_handler_disconnect (ds->case_file, ds->cf_handler_id[i]);
+ ds->cf_handler_id[i] = 0 ;
+ }
+
+ if ( ds->dict )
+ for (i = 0 ; i < n_dict_signals; ++i )
+ {
+ g_signal_handler_block (ds->dict,
+ ds->dict_handler_id[i]);
+ }
+
reader = psppire_case_file_make_reader (ds->case_file);
return reader;
/* Column related funcs */
-static gint
+static glong
geometry_get_column_count (const GSheetColumn *geom)
{
PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
static gint
-geometry_get_width (const GSheetColumn *geom, gint unit)
+geometry_get_width (const GSheetColumn *geom, glong unit)
{
const struct variable *pv ;
PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
}
static void
-geometry_set_width (GSheetColumn *geom, gint unit, gint width)
+geometry_set_width (GSheetColumn *geom, glong unit, gint width)
{
PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
static GtkJustification
-geometry_get_justification (const GSheetColumn *geom, gint unit)
+geometry_get_justification (const GSheetColumn *geom, glong unit)
{
PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
const struct variable *pv ;
static const gchar null_var_name[]=N_("var");
static gchar *
-geometry_get_column_button_label (const GSheetColumn *geom, gint unit)
+geometry_get_column_button_label (const GSheetColumn *geom, glong unit)
{
gchar *text;
struct variable *pv ;
}
+static gchar *
+geometry_get_column_subtitle (const GSheetColumn *geom, glong unit)
+{
+ gchar *text;
+ const struct variable *v ;
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
+
+ if ( unit >= psppire_dict_get_var_cnt (ds->dict) )
+ return NULL;
+
+ v = psppire_dict_get_variable (ds->dict, unit);
+
+ if ( ! var_has_label (v))
+ return NULL;
+
+ text = pspp_locale_to_utf8 (var_get_label (v), -1, 0);
+
+ return text;
+}
+
+
static gboolean
-geometry_get_sensitivity (const GSheetColumn *geom, gint unit)
+geometry_get_sensitivity (const GSheetColumn *geom, glong unit)
{
PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
iface->get_sensitivity = geometry_get_sensitivity;
iface->get_justification = geometry_get_justification;
iface->get_button_label = geometry_get_column_button_label;
+ iface->get_subtitle = geometry_get_column_subtitle;
}
/* Row related funcs */
-static gint
+static glong
geometry_get_row_count (const GSheetRow *geom, gpointer data)
{
PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
return TRAILING_ROWS + psppire_case_file_get_case_count (ds->case_file);
}
+#define ROW_HEIGHT 25
static gint
-geometry_get_height (const GSheetRow *geom, gint unit, gpointer data)
+geometry_get_height (const GSheetRow *geom, glong unit, gpointer data)
+{
+ return ROW_HEIGHT;
+}
+
+static guint
+geometry_get_top_ypixel (const GSheetRow *geo, glong row, gpointer data)
+{
+ return row * ROW_HEIGHT;
+}
+
+static glong
+geometry_pixel_to_row (const GSheetRow *geo, guint pixel, gpointer data)
{
- return 25;
+ glong row = pixel / ROW_HEIGHT;
+
+ if (row >= geometry_get_row_count (geo, data))
+ row = geometry_get_row_count (geo, data) - 1;
+
+ return row;
}
static gboolean
-geometry_get_row_sensitivity (const GSheetRow *geom, gint unit, gpointer data)
+geometry_get_row_sensitivity (const GSheetRow *geom, glong unit, gpointer data)
{
PsppireDataStore *ds = PSPPIRE_DATA_STORE (geom);
static gchar *
-geometry_get_row_button_label (const GSheetRow *geom, gint unit, gpointer data)
+geometry_get_row_button_label (const GSheetRow *geom, glong unit, gpointer data)
{
gchar *text;
gchar *s;
TRAILING_ROWS + psppire_case_file_get_case_count (ds->case_file))
return 0;
- s = g_strdup_printf (_("%d"), unit);
+ s = g_strdup_printf (_("%ld"), unit + FIRST_CASE_NUMBER);
text = pspp_locale_to_utf8 (s, -1, 0);
return text;
}
-
static void
psppire_data_store_sheet_row_init (GSheetRowIface *iface)
{
iface->set_height = 0;
iface->get_visibility = always_true;
iface->get_sensitivity = geometry_get_row_sensitivity;
-
+ iface->top_ypixel = geometry_get_top_ypixel;
+ iface->pixel_to_row = geometry_pixel_to_row;
iface->get_button_label = geometry_get_row_button_label;
}
-
-
-