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-rw-r--r--e-util/e-table-one.c252
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diff --git a/e-util/e-table-one.c b/e-util/e-table-one.c
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+/*
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ *
+ * Authors:
+ * Chris Lahey <clahey@ximian.com>
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "e-table-one.h"
+
+G_DEFINE_TYPE (ETableOne, e_table_one, E_TYPE_TABLE_MODEL)
+
+static gint
+one_column_count (ETableModel *etm)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->source)
+ return e_table_model_column_count (one->source);
+ else
+ return 0;
+}
+
+static gint
+one_row_count (ETableModel *etm)
+{
+ return 1;
+}
+
+static gpointer
+one_value_at (ETableModel *etm,
+ gint col,
+ gint row)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->data)
+ return one->data[col];
+ else
+ return NULL;
+}
+
+static void
+one_set_value_at (ETableModel *etm,
+ gint col,
+ gint row,
+ gconstpointer val)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->data && one->source) {
+ e_table_model_free_value (one->source, col, one->data[col]);
+ one->data[col] = e_table_model_duplicate_value (one->source, col, val);
+ }
+}
+
+static gboolean
+one_is_cell_editable (ETableModel *etm,
+ gint col,
+ gint row)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->source)
+ return e_table_model_is_cell_editable (one->source, col, -1);
+ else
+ return FALSE;
+}
+
+/* The default for one_duplicate_value is to return the raw value. */
+static gpointer
+one_duplicate_value (ETableModel *etm,
+ gint col,
+ gconstpointer value)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->source)
+ return e_table_model_duplicate_value (one->source, col, value);
+ else
+ return (gpointer) value;
+}
+
+static void
+one_free_value (ETableModel *etm,
+ gint col,
+ gpointer value)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->source)
+ e_table_model_free_value (one->source, col, value);
+}
+
+static gpointer
+one_initialize_value (ETableModel *etm,
+ gint col)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->source)
+ return e_table_model_initialize_value (one->source, col);
+ else
+ return NULL;
+}
+
+static gboolean
+one_value_is_empty (ETableModel *etm,
+ gint col,
+ gconstpointer value)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->source)
+ return e_table_model_value_is_empty (one->source, col, value);
+ else
+ return FALSE;
+}
+
+static gchar *
+one_value_to_string (ETableModel *etm,
+ gint col,
+ gconstpointer value)
+{
+ ETableOne *one = E_TABLE_ONE (etm);
+
+ if (one->source)
+ return e_table_model_value_to_string (one->source, col, value);
+ else
+ return g_strdup ("");
+}
+
+static void
+one_finalize (GObject *object)
+{
+ G_OBJECT_CLASS (e_table_one_parent_class)->finalize (object);
+}
+
+static void
+one_dispose (GObject *object)
+{
+ ETableOne *one = E_TABLE_ONE (object);
+
+ if (one->data) {
+ gint i;
+ gint col_count;
+
+ if (one->source) {
+ col_count = e_table_model_column_count (one->source);
+
+ for (i = 0; i < col_count; i++)
+ e_table_model_free_value (one->source, i, one->data[i]);
+ }
+
+ g_free (one->data);
+ }
+ one->data = NULL;
+
+ if (one->source)
+ g_object_unref (one->source);
+ one->source = NULL;
+
+ G_OBJECT_CLASS (e_table_one_parent_class)->dispose (object);
+}
+
+static void
+e_table_one_class_init (ETableOneClass *class)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (class);
+ ETableModelClass *model_class = E_TABLE_MODEL_CLASS (class);
+
+ model_class->column_count = one_column_count;
+ model_class->row_count = one_row_count;
+ model_class->value_at = one_value_at;
+ model_class->set_value_at = one_set_value_at;
+ model_class->is_cell_editable = one_is_cell_editable;
+ model_class->duplicate_value = one_duplicate_value;
+ model_class->free_value = one_free_value;
+ model_class->initialize_value = one_initialize_value;
+ model_class->value_is_empty = one_value_is_empty;
+ model_class->value_to_string = one_value_to_string;
+
+ object_class->dispose = one_dispose;
+ object_class->finalize = one_finalize;
+}
+
+static void
+e_table_one_init (ETableOne *one)
+{
+ one->source = NULL;
+ one->data = NULL;
+}
+
+ETableModel *
+e_table_one_new (ETableModel *source)
+{
+ ETableOne *eto;
+ gint col_count;
+ gint i;
+
+ eto = g_object_new (E_TYPE_TABLE_ONE, NULL);
+ eto->source = source;
+
+ col_count = e_table_model_column_count (source);
+ eto->data = g_new (gpointer , col_count);
+ for (i = 0; i < col_count; i++) {
+ eto->data[i] = e_table_model_initialize_value (source, i);
+ }
+
+ if (source)
+ g_object_ref (source);
+
+ return (ETableModel *) eto;
+}
+
+void
+e_table_one_commit (ETableOne *one)
+{
+ if (one->source) {
+ gint empty = TRUE;
+ gint col;
+ gint cols = e_table_model_column_count (one->source);
+ for (col = 0; col < cols; col++) {
+ if (!e_table_model_value_is_empty (one->source, col, one->data[col])) {
+ empty = FALSE;
+ break;
+ }
+ }
+ if (!empty) {
+ e_table_model_append_row (one->source, E_TABLE_MODEL (one), 0);
+ }
+ }
+}