path: root/modules/calendar/e-memo-shell-view.c

/*
 * e-memo-shell-view.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/>
 *
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#include "e-memo-shell-view-private.h"

static gpointer parent_class;
static GType memo_shell_view_type;

static void
memo_shell_view_dispose (GObject *object)
{
    e_memo_shell_view_private_dispose (E_MEMO_SHELL_VIEW (object));

    /* Chain up to parent's dispose() method. */
    G_OBJECT_CLASS (parent_class)->dispose (object);
}

static void
memo_shell_view_finalize (GObject *object)
{
    e_memo_shell_view_private_finalize (E_MEMO_SHELL_VIEW (object));

    /* Chain up to parent's finalize() method. */
    G_OBJECT_CLASS (parent_class)->finalize (object);
}

static void
memo_shell_view_constructed (GObject *object)
{
    /* Chain up to parent's constructed() method. */
    G_OBJECT_CLASS (parent_class)->constructed (object);

    e_memo_shell_view_private_constructed (E_MEMO_SHELL_VIEW (object));
}

static void
memo_shell_view_execute_search (EShellView *shell_view)
{
    EMemoShellContent *memo_shell_content;
    EShellWindow *shell_window;
    EShellContent *shell_content;
    GtkRadioAction *action;
    GString *string;
    ECalComponentPreview *memo_preview;
    EMemoTable *memo_table;
    ECalModel *model;
    const gchar *format;
    const gchar *text;
    gchar *query;
    gchar *temp;
    gint value;

    shell_content = e_shell_view_get_shell_content (shell_view);
    text = e_shell_content_get_search_text (shell_content);

    shell_window = e_shell_view_get_shell_window (shell_view);
    action = GTK_RADIO_ACTION (ACTION (MEMO_SEARCH_ANY_FIELD_CONTAINS));
    value = gtk_radio_action_get_current_value (action);

    if (text == NULL || *text == '\0') {
        text = "";
        value = MEMO_SEARCH_SUMMARY_CONTAINS;
    }

    switch (value) {
        default:
            text = "";
            /* fall through */

        case MEMO_SEARCH_SUMMARY_CONTAINS:
            format = "(contains? \"summary\" %s)";
            break;

        case MEMO_SEARCH_DESCRIPTION_CONTAINS:
            format = "(contains? \"description\" %s)";
            break;

        case MEMO_SEARCH_ANY_FIELD_CONTAINS:
            format = "(contains? \"any\" %s)";
            break;
    }

    /* Build the query. */
    string = g_string_new ("");
    e_sexp_encode_string (string, text);
    query = g_strdup_printf (format, string->str);
    g_string_free (string, TRUE);

    /* Apply selected filter. */
    value = e_shell_content_get_filter_value (shell_content);
    switch (value) {
        case MEMO_FILTER_ANY_CATEGORY:
            break;

        case MEMO_FILTER_UNMATCHED:
            temp = g_strdup_printf (
                "(and (has-categories? #f) %s", query);
            g_free (query);
            query = temp;
            break;

        default:
        {
            GList *categories;
            const gchar *category_name;

            categories = e_categories_get_list ();
            category_name = g_list_nth_data (categories, value);
            g_list_free (categories);

            temp = g_strdup_printf (
                "(and (has-categories? \"%s\") %s)",
                category_name, query);
            g_free (query);
            query = temp;
        }
    }

    /* XXX This is wrong.  We need to programmatically construct an
     *     EFilterRule, tell it to build code, and pass the resulting
     *     expression string to ECalModel. */
    e_shell_content_set_search_rule (shell_content, NULL);

    /* Submit the query. */
    memo_shell_content = E_MEMO_SHELL_CONTENT (shell_content);
    memo_table = e_memo_shell_content_get_memo_table (memo_shell_content);
    model = e_memo_table_get_model (memo_table);
    e_cal_model_set_search_query (model, query);
    g_free (query);

    memo_preview =
        e_memo_shell_content_get_memo_preview (memo_shell_content);
    e_web_view_clear (E_WEB_VIEW (memo_preview));
}

static void
memo_shell_view_update_actions (EShellView *shell_view)
{
    EMemoShellViewPrivate *priv;
    EShellContent *shell_content;
    EShellSidebar *shell_sidebar;
    EShellWindow *shell_window;
    GtkAction *action;
    const gchar *label;
    gboolean sensitive;
    guint32 state;

    /* Be descriptive. */
    gboolean any_memos_selected;
    gboolean has_primary_source;
    gboolean multiple_memos_selected;
    gboolean primary_source_is_system;
    gboolean selection_has_url;
    gboolean single_memo_selected;
    gboolean sources_are_editable;
    gboolean clipboard_has_calendar;

    priv = E_MEMO_SHELL_VIEW_GET_PRIVATE (shell_view);

    shell_window = e_shell_view_get_shell_window (shell_view);

    shell_content = e_shell_view_get_shell_content (shell_view);
    state = e_shell_content_check_state (shell_content);

    single_memo_selected =
        (state & E_MEMO_SHELL_CONTENT_SELECTION_SINGLE);
    multiple_memos_selected =
        (state & E_MEMO_SHELL_CONTENT_SELECTION_MULTIPLE);
    sources_are_editable =
        (state & E_MEMO_SHELL_CONTENT_SELECTION_CAN_EDIT);
    selection_has_url =
        (state & E_MEMO_SHELL_CONTENT_SELECTION_HAS_URL);
    clipboard_has_calendar =
        (state & E_MEMO_SHELL_CONTENT_CLIPBOARD_HAS_CALENDAR);

    shell_sidebar = e_shell_view_get_shell_sidebar (shell_view);
    state = e_shell_sidebar_check_state (shell_sidebar);

    has_primary_source =
        (state & E_MEMO_SHELL_SIDEBAR_HAS_PRIMARY_SOURCE);
    primary_source_is_system =
        (state & E_MEMO_SHELL_SIDEBAR_PRIMARY_SOURCE_IS_SYSTEM);

    any_memos_selected =
        (single_memo_selected || multiple_memos_selected);

    action = ACTION (MEMO_CLIPBOARD_COPY);
    sensitive = any_memos_selected;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_CLIPBOARD_CUT);
    sensitive = any_memos_selected && sources_are_editable;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_CLIPBOARD_PASTE);
    sensitive = sources_are_editable && clipboard_has_calendar;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_DELETE);
    sensitive = any_memos_selected && sources_are_editable;
    gtk_action_set_sensitive (action, sensitive);
    if (multiple_memos_selected)
        label = _("Delete Memos");
    else
        label = _("Delete Memo");
    g_object_set (action, "label", label, NULL);

    action = ACTION (MEMO_FORWARD);
    sensitive = single_memo_selected;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_LIST_COPY);
    sensitive = has_primary_source;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_LIST_DELETE);
    sensitive = has_primary_source && !primary_source_is_system;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_LIST_PROPERTIES);
    sensitive = has_primary_source;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_LIST_RENAME);
    sensitive = has_primary_source;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_OPEN);
    sensitive = single_memo_selected;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_OPEN_URL);
    sensitive = single_memo_selected && selection_has_url;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_PRINT);
    sensitive = single_memo_selected;
    gtk_action_set_sensitive (action, sensitive);

    action = ACTION (MEMO_SAVE_AS);
    sensitive = single_memo_selected;
    gtk_action_set_sensitive (action, sensitive);
}

static void
memo_shell_view_class_init (EMemoShellViewClass *class,
                            GTypeModule *type_module)
{
    GObjectClass *object_class;
    EShellViewClass *shell_view_class;

    parent_class = g_type_class_peek_parent (class);
    g_type_class_add_private (class, sizeof (EMemoShellViewPrivate));

    object_class = G_OBJECT_CLASS (class);
    object_class->dispose = memo_shell_view_dispose;
    object_class->finalize = memo_shell_view_finalize;
    object_class->constructed = memo_shell_view_constructed;

    shell_view_class = E_SHELL_VIEW_CLASS (class);
    shell_view_class->label = _("Memos");
    shell_view_class->icon_name = "evolution-memos";
    shell_view_class->ui_definition = "evolution-memos.ui";
    shell_view_class->ui_manager_id = "org.gnome.evolution.memos";
    shell_view_class->search_options = "/memo-search-options";
    shell_view_class->search_rules = "memotypes.xml";
    shell_view_class->new_shell_content = e_memo_shell_content_new;
    shell_view_class->new_shell_sidebar = e_memo_shell_sidebar_new;
    shell_view_class->execute_search = memo_shell_view_execute_search;
    shell_view_class->update_actions = memo_shell_view_update_actions;
}

static void
memo_shell_view_init (EMemoShellView *memo_shell_view,
                      EShellViewClass *shell_view_class)
{
    memo_shell_view->priv =
        E_MEMO_SHELL_VIEW_GET_PRIVATE (memo_shell_view);

    e_memo_shell_view_private_init (memo_shell_view, shell_view_class);
}

GType
e_memo_shell_view_get_type (void)
{
    return memo_shell_view_type;
}

void
e_memo_shell_view_register_type (GTypeModule *type_module)
{
    const GTypeInfo type_info = {
        sizeof (EMemoShellViewClass),
        (GBaseInitFunc) NULL,
        (GBaseFinalizeFunc) NULL,
        (GClassInitFunc) memo_shell_view_class_init,
        (GClassFinalizeFunc) NULL,
        type_module,
        sizeof (EMemoShellView),
        0,    /* n_preallocs */
        (GInstanceInitFunc) memo_shell_view_init,
        NULL  /* value_table */
    };

    memo_shell_view_type = g_type_module_register_type (
        type_module, E_TYPE_SHELL_VIEW,
        "EMemoShellView", &type_info, 0);
}