#include "helper.h"
#include "psppire-dialog.h"
#include "data-editor.h"
-#include <gtksheet/gtksheet.h>
#include "psppire-var-store.h"
#include "dialog-common.h"
#include "dict-display.h"
GtkToggleButton *ascending;
};
+
+static gboolean
+dialog_state_valid (gpointer data)
+{
+ struct sort_cases_dialog *scd = data;
+ GtkTreeModel *model = gtk_tree_view_get_model (scd->tv);
+
+ gint n_rows = gtk_tree_model_iter_n_children (model, NULL);
+
+ if ( n_rows == 0 )
+ return FALSE;
+
+ return TRUE;
+}
+
static char *
generate_syntax (const struct sort_cases_dialog *scd)
{
GtkWidget *selector = get_widget_assert (xml, "sort-cases-selector");
GtkWidget *dest = get_widget_assert (xml, "sort-cases-treeview2");
- GtkSheet *var_sheet =
- GTK_SHEET (get_widget_assert (de->xml, "variable_sheet"));
+ PsppireVarStore *vs = NULL;
- PsppireVarStore *vs = PSPPIRE_VAR_STORE (gtk_sheet_get_model (var_sheet));
+ g_object_get (de->data_editor, "var-store", &vs, NULL);
gtk_window_set_transient_for (GTK_WINDOW (dialog), de->parent.window);
scd.ascending =
GTK_TOGGLE_BUTTON (get_widget_assert (xml, "sort-cases-radiobutton0"));
+
+ psppire_dialog_set_valid_predicate (PSPPIRE_DIALOG (dialog),
+ dialog_state_valid, &scd);
+
+
response = psppire_dialog_run (PSPPIRE_DIALOG (dialog));