path: root/e-util/e-table-utils.c

/*
 *
 * 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-utils.h"

#include <libintl.h>        /* This file uses dgettext() but no _() */
#include <string.h>

#include "e-table-header-utils.h"
#include "e-unicode.h"

ETableHeader *
e_table_state_to_header (GtkWidget *widget,
                         ETableHeader *full_header,
                         ETableState *state)
{
    ETableHeader *nh;
    gint ii;
    GValue *val = g_new0 (GValue, 1);

    g_return_val_if_fail (widget, NULL);
    g_return_val_if_fail (full_header, NULL);
    g_return_val_if_fail (state, NULL);

    nh = e_table_header_new ();
    g_value_init (val, G_TYPE_DOUBLE);
    g_value_set_double (val, e_table_header_width_extras (widget));
    g_object_set_property (G_OBJECT (nh), "width_extras", val);
    g_free (val);

    for (ii = 0; ii < state->col_count; ii++) {
        ETableCol *table_col;

        table_col = e_table_header_get_column_by_spec (
            full_header, state->column_specs[ii]);

        if (table_col == NULL)
            continue;

        if (state->expansions[ii] >= -1)
            table_col->expansion = state->expansions[ii];

        e_table_header_add_column (nh, table_col, -1);
    }

    return nh;
}

static ETableCol *
et_col_spec_to_col (ETableColumnSpecification *col_spec,
                    ETableExtras *ete,
                    const gchar *domain)
{
    ETableCol *col = NULL;
    ECell *cell = NULL;
    GCompareDataFunc compare = NULL;
    ETableSearchFunc search = NULL;

    if (col_spec->cell)
        cell = e_table_extras_get_cell (ete, col_spec->cell);
    if (col_spec->compare)
        compare = e_table_extras_get_compare (ete, col_spec->compare);
    if (col_spec->search)
        search = e_table_extras_get_search (ete, col_spec->search);

    if (cell && compare) {
        gchar *title = dgettext (domain, col_spec->title);

        title = g_strdup (title);

        if (col_spec->pixbuf && *col_spec->pixbuf) {
            const gchar *icon_name;

            icon_name = e_table_extras_get_icon_name (
                ete, col_spec->pixbuf);
            if (icon_name != NULL) {
                col = e_table_col_new (
                    col_spec,
                    title, icon_name,
                    cell, compare);
            }
        }

        if (col == NULL && col_spec->title && *col_spec->title) {
            col = e_table_col_new (
                col_spec,
                title, NULL,
                cell, compare);
        }

        if (col != NULL)
            col->search = search;

        g_free (title);
    }

    return col;
}

ETableHeader *
e_table_spec_to_full_header (ETableSpecification *spec,
                             ETableExtras *ete)
{
    ETableHeader *nh;
    GPtrArray *columns;
    guint ii;

    g_return_val_if_fail (spec, NULL);
    g_return_val_if_fail (ete, NULL);

    nh = e_table_header_new ();

    columns = e_table_specification_ref_columns (spec);

    for (ii = 0; ii < columns->len; ii++) {
        ETableColumnSpecification *col_spec;
        ETableCol *col;

        col_spec = g_ptr_array_index (columns, ii);
        col = et_col_spec_to_col (col_spec, ete, spec->domain);

        if (col != NULL) {
            e_table_header_add_column (nh, col, -1);
            g_object_unref (col);
        }
    }

    g_ptr_array_unref (columns);

    return nh;
}

static gboolean
check_col (ETableCol *col,
           gpointer user_data)
{
    return col->search ? TRUE : FALSE;
}

ETableCol *
e_table_util_calculate_current_search_col (ETableHeader *header,
                                           ETableHeader *full_header,
                                           ETableSortInfo *sort_info,
                                           gboolean always_search)
{
    gint i;
    gint count;
    ETableCol *col = NULL;

    count = e_table_sort_info_grouping_get_count (sort_info);

    for (i = 0; i < count; i++) {
        ETableColumnSpecification *spec;

        spec = e_table_sort_info_grouping_get_nth (sort_info, i, NULL);
        col = e_table_header_get_column_by_spec (full_header, spec);

        if (col != NULL && col->search)
            return col;

        col = NULL;
    }

    count = e_table_sort_info_sorting_get_count (sort_info);
    for (i = 0; i < count; i++) {
        ETableColumnSpecification *spec;

        spec = e_table_sort_info_sorting_get_nth (sort_info, i, NULL);
        col = e_table_header_get_column_by_spec (full_header, spec);

        if (col != NULL && col->search)
            return col;

        col = NULL;
    }

    if (always_search)
        col = e_table_header_prioritized_column_selected (
            header, check_col, NULL);

    return col;
}