path: root/widgets/menus/gal-view-menus.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * gal-view-menus.c: Savable state of a table.
 *
 * Author:
 *   Chris Lahey <clahey@helixcode.com>
 *
 * (C) 2000 Helix Code, Inc.
 */
#include <config.h>
#include <stdlib.h>
#include <gtk/gtksignal.h>
#include <gnome-xml/parser.h>
#include <gnome-xml/xmlmemory.h>
#include <gal/util/e-util.h>
#include <gal/util/e-xml-utils.h>
#include "gal-view-menus.h"
#include <gal/menus/gal-define-views-dialog.h>

struct _GalViewMenusPrivate {
    GalViewCollection *collection;
};

#define PARENT_TYPE (gtk_object_get_type())

static GtkObjectClass *gvm_parent_class;

static void
gvm_destroy (GtkObject *object)
{
    GalViewMenus *gvm = GAL_VIEW_MENUS (object);

    if (gvm->priv->collection)
        gtk_object_unref(GTK_OBJECT(gvm->priv->collection));
    g_free(gvm->priv);
    gvm->priv = NULL;

    GTK_OBJECT_CLASS (gvm_parent_class)->destroy (object);
}

static void
gvm_class_init (GtkObjectClass *klass)
{
    gvm_parent_class = gtk_type_class (PARENT_TYPE);
    
    klass->destroy = gvm_destroy;
}

static void
gvm_init (GalViewMenus *gvm)
{
    gvm->priv = g_new(GalViewMenusPrivate, 1);
    gvm->priv->collection = NULL;
}

E_MAKE_TYPE(gal_view_menus, "GalViewMenus", GalViewMenus, gvm_class_init, gvm_init, PARENT_TYPE);

GalViewMenus *
gal_view_menus_new (GalViewCollection *collection)
{
    GalViewMenus *gvm = gtk_type_new (GAL_VIEW_MENUS_TYPE);

    gal_view_menus_construct(gvm, collection);

    return gvm;
}

GalViewMenus *
gal_view_menus_construct (GalViewMenus      *gvm,
              GalViewCollection *collection)
{
    if (collection)
        gtk_object_ref(GTK_OBJECT(gvm));
    gvm->priv->collection = collection;
    return gvm;
}

static void
dialog_clicked(GtkWidget *dialog, int button, GalViewMenus *menus)
{
    gnome_dialog_close(GNOME_DIALOG(dialog));
}

static void
define_views(BonoboUIComponent *component,
         GalViewMenus      *menus,
         char              *cname)
{
    GtkWidget *dialog = gal_define_views_dialog_new();
    gtk_signal_connect(GTK_OBJECT(dialog), "clicked",
               GTK_SIGNAL_FUNC(dialog_clicked), menus);
    gtk_widget_show(dialog);
}

static BonoboUIVerb verbs[] = {
    {"DefineViews", (BonoboUIVerbFn) define_views, NULL, NULL},
    {NULL, NULL, NULL, NULL}
};

void          gal_view_menus_apply     (GalViewMenus      *menus,
                    BonoboUIComponent *component,
                    CORBA_Environment *ev)
{
    bonobo_ui_component_set_translate(component, "/", "<Root> <menu> <submenu name=\"View\"> <menuitem name=\"DefineViews\" _label=\"Define Views\" verb=\"DefineViews\"/> </submenu></menu></Root>", ev);
    bonobo_ui_component_add_verb_list_with_data(component, verbs, menus);
}

#if 0
gboolean
gal_view_menus_load_from_file    (GalViewMenus *state,
                 const char          *filename)
{
    xmlDoc *doc;
    doc = xmlParseFile (filename);
    if (doc) {
        xmlNode *node = xmlDocGetRootElement(doc);
        gal_view_menus_load_from_node(state, node);
        xmlFreeDoc(doc);
        return TRUE;
    }
    return FALSE;
}

void 
gal_view_menus_load_from_string  (GalViewMenus *state,
                 const char          *xml)
{
    xmlDoc *doc;
    doc = xmlParseMemory ((char *) xml, strlen(xml));
    if (doc) {
        xmlNode *node = xmlDocGetRootElement(doc);
        gal_view_menus_load_from_node(state, node);
        xmlFreeDoc(doc);
    }
}

void
gal_view_menus_load_from_node    (GalViewMenus *state,
                 const xmlNode       *node)
{
    xmlNode *children;
    GList *list = NULL, *iterator;
    int i;

    if (state->sort_info)
        gtk_object_unref(GTK_OBJECT(state->sort_info));
    state->sort_info = NULL;
    for (children = node->xmlChildrenNode; children; children = children->next) {
        if (!strcmp(children->name, "column")) {
            int *column = g_new(int, 1);

            *column = e_xml_get_integer_prop_by_name(children, "source");

            list = g_list_append(list, column);
        } else if (state->sort_info == NULL && !strcmp(children->name, "grouping")) {
            state->sort_info = e_table_sort_info_new();
            e_table_sort_info_load_from_node(state->sort_info, children);
        }
    }
    g_free(state->columns);
    state->col_count = g_list_length(list);
    state->columns = g_new(int, state->col_count);
    for (iterator = list, i = 0; iterator; iterator = g_list_next(iterator), i++) {
        state->columns[i] = *(int *)iterator->data;
        g_free(iterator->data);
    }
    g_list_free(list);
}

void
gal_view_menus_save_to_file      (GalViewMenus *state,
                 const char          *filename)
{
    xmlDoc *doc;
    doc = xmlNewDoc("1.0");
    xmlDocSetRootElement(doc, gal_view_menus_save_to_node(state, NULL));
    xmlSaveFile(filename, doc);
}

char *
gal_view_menus_save_to_string    (GalViewMenus *state)
{
    char *ret_val;
    xmlChar *string;
    int length;
    xmlDoc *doc;

    doc = xmlNewDoc(NULL);
    xmlDocSetRootElement(doc, gal_view_menus_save_to_node(state, NULL));
    xmlDocDumpMemory(doc, &string, &length);

    ret_val = g_strdup(string);
    xmlFree(string);
    return ret_val;
}

xmlNode *
gal_view_menus_save_to_node      (GalViewMenus *state,
                 xmlNode     *parent)
{
    int i;
    xmlNode *node;

    if (parent)
        node = xmlNewChild (parent, NULL, "GalViewMenus", NULL);
    else
        node = xmlNewNode (NULL, "GalViewMenus");

    e_xml_set_double_prop_by_name(node, "state-version", 0.0);

    for (i = 0; i < state->col_count; i++) {
        int column = state->columns[i];
        xmlNode *new_node;

        new_node = xmlNewChild(node, NULL, "column", NULL);
        e_xml_set_integer_prop_by_name (new_node, "source", column);
    }


    e_table_sort_info_save_to_node(state->sort_info, node);

    return node;
}
#endif