/*
PSPPIRE --- A Graphical User Interface for PSPP
Copyright (C) 2004, 2005, 2006 Free Software Foundation
- Written by John Darrington
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 <gtksheet/gsheet-uniform-row.h>
#include "psppire-dict.h"
-#include "psppire-variable.h"
#include "psppire-data-store.h"
#include "helper.h"
#include "menu-actions.h"
#include "data-sheet.h"
-#define _(A) A
-#define N_(A) A
extern GladeXML *xml;
-
static gboolean
traverse_callback (GtkSheet * sheet,
- gint row, gint col,
- gint *new_row, gint *new_column
- )
+ gint row, gint col,
+ gint *new_row, gint *new_column
+ )
{
+ gint case_count;
PsppireDataStore *data_store = PSPPIRE_DATA_STORE(gtk_sheet_get_model(sheet));
-
const gint n_vars = psppire_dict_get_var_cnt(data_store->dict);
if ( *new_column >= n_vars )
return FALSE;
+ case_count = psppire_case_file_get_case_count(data_store->case_file);
+
+ if ( *new_row >= case_count )
+ {
+ gint i;
+
+ for ( i = case_count ; i <= *new_row; ++i )
+ psppire_data_store_insert_new_case (data_store, i);
+
+ return TRUE;
+ }
+
return TRUE;
}
/* Update the data_ref_entry with the reference of the active cell */
-static gint
-update_data_ref_entry(GtkSheet *sheet, gint row, gint col)
+gint
+update_data_ref_entry(const GtkSheet *sheet, gint row, gint col)
{
/* The entry where the reference to the current cell is displayed */
PsppireDataStore *data_store = PSPPIRE_DATA_STORE(gtk_sheet_get_model(sheet));
if (data_store)
{
- const struct PsppireVariable *pv =
+ const struct variable *pv =
psppire_dict_get_variable(data_store->dict, col);
gchar *text ;
return FALSE;
text = g_strdup_printf("%d: %s", row,
- pv ? psppire_variable_get_name(pv) : "");
+ pv ? var_get_name (pv) : "");
cell_ref_entry = GTK_ENTRY(get_widget_assert(xml, "cell_ref_entry"));
return FALSE;
}
-
extern PsppireDataStore *data_store ;
+/* Return the width that an 'M' character would occupy when typeset in WIDGET */
+static guint
+calc_m_width(GtkWidget *widget, const PangoFontDescription *font_desc)
+{
+ PangoRectangle rect;
+ PangoLayout *layout ;
+ PangoContext * context;
+
+ context = gtk_widget_create_pango_context (widget);
+ g_assert (context);
+ layout = pango_layout_new (context);
+ g_assert (layout);
+
+ pango_layout_set_text (layout, "M", 1);
+
+ pango_layout_set_font_description (layout, font_desc);
+
+ pango_layout_get_extents (layout, NULL, &rect);
+
+ g_object_unref(G_OBJECT(layout));
+ g_object_unref(G_OBJECT(context));
+
+ return PANGO_PIXELS(rect.width);
+}
+
+
+
+void
+font_change_callback(GObject *obj, gpointer data)
+{
+ GtkWidget *sheet = data;
+ PsppireDataStore *ds = PSPPIRE_DATA_STORE(obj);
+
+ ds->width_of_m = calc_m_width(sheet, ds->font_desc);
+}
+
GtkWidget*
psppire_data_sheet_create (gchar *widget_name, gchar *string1, gchar *string2,
gint int1, gint int2)
{
GtkWidget *sheet;
- const gint rows = 10046;
-
- GObject *row_geometry = g_sheet_uniform_row_new(25, rows);
-
- sheet = gtk_sheet_new(G_SHEET_ROW(row_geometry),
+ sheet = gtk_sheet_new(G_SHEET_ROW(data_store),
G_SHEET_COLUMN(data_store), "data sheet", 0);
+ data_store->width_of_m = calc_m_width(sheet, data_store->font_desc);
- g_signal_connect (GTK_OBJECT (sheet), "activate",
- GTK_SIGNAL_FUNC (update_data_ref_entry),
+ g_signal_connect (G_OBJECT (sheet), "activate",
+ G_CALLBACK (update_data_ref_entry),
0);
- g_signal_connect (GTK_OBJECT (sheet), "traverse",
- GTK_SIGNAL_FUNC (traverse_callback), 0);
+ g_signal_connect (G_OBJECT (sheet), "traverse",
+ G_CALLBACK (traverse_callback), 0);
- g_signal_connect (GTK_OBJECT (sheet), "double-click-column",
- GTK_SIGNAL_FUNC (click2column),
+ g_signal_connect (G_OBJECT (sheet), "double-click-column",
+ G_CALLBACK (click2column),
0);
+ g_signal_connect (G_OBJECT (data_store), "font-changed",
+ G_CALLBACK (font_change_callback), sheet);
+
+ gtk_sheet_set_active_cell(GTK_SHEET(sheet), -1, -1);
gtk_widget_show(sheet);
return sheet;