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-rw-r--r--widgets/menus/gal-view-collection.c640
1 files changed, 0 insertions, 640 deletions
diff --git a/widgets/menus/gal-view-collection.c b/widgets/menus/gal-view-collection.c
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--- a/widgets/menus/gal-view-collection.c
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@@ -1,640 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * gal-view-collection.c
- * Copyright 2000, 2001, Ximian, Inc.
- *
- * Authors:
- * Chris Lahey <clahey@ximian.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License, version 2, as published by the Free Software Foundation.
- *
- * This library 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- */
-
-#include <config.h>
-
-#include <util/e-i18n.h>
-#include <ctype.h>
-#include <string.h>
-#include <gtk/gtksignal.h>
-#include <gnome-xml/parser.h>
-#include <libgnome/gnome-defs.h>
-#include <libgnome/gnome-util.h>
-#include <gal/util/e-util.h>
-#include <gal/util/e-xml-utils.h>
-#include <gal/widgets/e-unicode.h>
-#include "gal-view-collection.h"
-
-#define GVC_CLASS(e) ((GalViewCollectionClass *)((GtkObject *)e)->klass)
-
-#define PARENT_TYPE gtk_object_get_type ()
-
-static GtkObjectClass *gal_view_collection_parent_class;
-
-enum {
- DISPLAY_VIEW,
- CHANGED,
- LAST_SIGNAL
-};
-
-static guint gal_view_collection_signals [LAST_SIGNAL] = { 0, };
-
-/**
- * gal_view_collection_display_view:
- * @collection: The GalViewCollection to send the signal on.
- * @view: The view to display.
- *
- */
-void
-gal_view_collection_display_view (GalViewCollection *collection,
- GalView *view)
-{
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (view != NULL);
- g_return_if_fail (GAL_IS_VIEW (view));
-
- gtk_signal_emit (GTK_OBJECT (collection),
- gal_view_collection_signals [DISPLAY_VIEW],
- view);
-}
-
-static void
-gal_view_collection_changed (GalViewCollection *collection)
-{
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
-
- gtk_signal_emit (GTK_OBJECT (collection),
- gal_view_collection_signals [CHANGED]);
-}
-
-static void
-gal_view_collection_item_free (GalViewCollectionItem *item)
-{
- g_free(item->id);
- if (item->view)
- gtk_object_unref(GTK_OBJECT(item->view));
- g_free(item);
-}
-
-static void
-gal_view_collection_destroy (GtkObject *object)
-{
- GalViewCollection *collection = GAL_VIEW_COLLECTION(object);
- int i;
-
- for (i = 0; i < collection->view_count; i++) {
- gal_view_collection_item_free (collection->view_data[i]);
- }
- g_free(collection->view_data);
- e_free_object_list(collection->factory_list);
-
- for (i = 0; i < collection->removed_view_count; i++) {
- gal_view_collection_item_free (collection->removed_view_data[i]);
- }
- g_free(collection->removed_view_data);
-
- g_free(collection->system_dir);
- g_free(collection->local_dir);
-
- if (gal_view_collection_parent_class->destroy)
- (*gal_view_collection_parent_class->destroy)(object);
-}
-
-static void
-gal_view_collection_class_init (GtkObjectClass *object_class)
-{
- GalViewCollectionClass *klass = GAL_VIEW_COLLECTION_CLASS(object_class);
- gal_view_collection_parent_class = gtk_type_class (PARENT_TYPE);
-
- object_class->destroy = gal_view_collection_destroy;
-
- gal_view_collection_signals [DISPLAY_VIEW] =
- gtk_signal_new ("display_view",
- GTK_RUN_LAST,
- E_OBJECT_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GalViewCollectionClass, display_view),
- gtk_marshal_NONE__OBJECT,
- GTK_TYPE_NONE, 1, GAL_VIEW_TYPE);
-
- gal_view_collection_signals [CHANGED] =
- gtk_signal_new ("changed",
- GTK_RUN_LAST,
- E_OBJECT_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GalViewCollectionClass, changed),
- gtk_marshal_NONE__NONE,
- GTK_TYPE_NONE, 0);
-
- E_OBJECT_CLASS_ADD_SIGNALS (object_class, gal_view_collection_signals, LAST_SIGNAL);
-
- klass->display_view = NULL;
- klass->changed = NULL;
-}
-
-static void
-gal_view_collection_init (GalViewCollection *collection)
-{
- collection->view_data = NULL;
- collection->view_count = 0;
- collection->factory_list = NULL;
-
- collection->removed_view_data = NULL;
- collection->removed_view_count = 0;
-
- collection->system_dir = NULL;
- collection->local_dir = NULL;
-}
-
-/**
- * gal_view_collection_get_type:
- *
- */
-guint
-gal_view_collection_get_type (void)
-{
- static guint type = 0;
-
- if (!type)
- {
- GtkTypeInfo info =
- {
- "GalViewCollection",
- sizeof (GalViewCollection),
- sizeof (GalViewCollectionClass),
- (GtkClassInitFunc) gal_view_collection_class_init,
- (GtkObjectInitFunc) gal_view_collection_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- type = gtk_type_unique (PARENT_TYPE, &info);
- }
-
- return type;
-}
-
-/**
- * gal_view_collection_new:
- *
- * A collection of views and view factories.
- */
-GalViewCollection *
-gal_view_collection_new (void)
-{
- return gtk_type_new(gal_view_collection_get_type());
-}
-
-/**
- * gal_view_collection_set_storage_directories
- * @collection: The view collection to initialize
- * @system_dir: The location of the system built in views
- * @local_dir: The location to store the users set up views
- *
- * Sets up the GalViewCollection.
- */
-void
-gal_view_collection_set_storage_directories (GalViewCollection *collection,
- const char *system_dir,
- const char *local_dir)
-{
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (system_dir != NULL);
- g_return_if_fail (local_dir != NULL);
-
- g_free(collection->system_dir);
- g_free(collection->local_dir);
-
- collection->system_dir = g_strdup(system_dir);
- collection->local_dir = g_strdup(local_dir);
-}
-
-/**
- * gal_view_collection_add_factory
- * @collection: The view collection to add a factory to
- * @factory: The factory to add. The @collection will add a reference
- * to the factory object, so you should unref it after calling this
- * function if you no longer need it.
- *
- * Adds the given factory to this collection. This list is used both
- * when loading views from their xml description as well as when the
- * user tries to create a new view.
- */
-void
-gal_view_collection_add_factory (GalViewCollection *collection,
- GalViewFactory *factory)
-{
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (factory != NULL);
- g_return_if_fail (GAL_IS_VIEW_FACTORY (factory));
-
- gtk_object_ref (GTK_OBJECT (factory));
- collection->factory_list = g_list_prepend (collection->factory_list, factory);
-}
-
-static void
-view_changed (GalView *view,
- GalViewCollectionItem *item)
-{
- item->changed = TRUE;
- item->ever_changed = TRUE;
-
- gal_view_collection_changed(item->collection);
-}
-
-static GalViewCollectionItem *
-load_single_file (GalViewCollection *collection,
- gchar *dir,
- gboolean local,
- xmlNode *node)
-{
- GalViewCollectionItem *item;
- item = g_new(GalViewCollectionItem, 1);
- item->ever_changed = local;
- item->changed = FALSE;
- item->built_in = !local;
- item->id = e_xml_get_string_prop_by_name(node, "id");
- item->filename = e_xml_get_string_prop_by_name(node, "filename");
- item->title = e_xml_get_translated_utf8_string_prop_by_name(node, "title");
- item->type = e_xml_get_string_prop_by_name(node, "type");
- item->collection = collection;
-
- if (item->filename) {
- GalViewFactory *factory;
- GList *factories;
-
- factory = NULL;
- for (factories = collection->factory_list; factories; factories = factories->next) {
- if (item->type && !strcmp(gal_view_factory_get_type_code(factories->data), item->type)) {
- factory = factories->data;
- break;
- }
- }
- if (factory) {
- char *filename;
-
- filename = g_concat_dir_and_file(dir, item->filename);
- item->view = gal_view_factory_new_view (factory, item->title);
- gal_view_load(item->view, filename);
- gal_view_set_title (item->view, item->title);
- gtk_signal_connect(GTK_OBJECT(item->view), "changed",
- GTK_SIGNAL_FUNC(view_changed), item);
- g_free(filename);
- }
-
- }
- return item;
-}
-
-static void
-load_single_dir (GalViewCollection *collection,
- char *dir,
- gboolean local)
-{
- xmlDoc *doc;
- xmlNode *root;
- xmlNode *child;
- char *filename = g_concat_dir_and_file(dir, "galview.xml");
-
- doc = xmlParseFile(filename);
- if (!doc) {
- g_free (filename);
- return;
- }
- root = xmlDocGetRootElement(doc);
- for (child = root->xmlChildrenNode; child; child = child->next) {
- gchar *id = e_xml_get_string_prop_by_name(child, "id");
- gboolean found = FALSE;
- int i;
-
- for (i = 0; i < collection->view_count; i++) {
- if (!strcmp(id, collection->view_data[i]->id)) {
- if (!local)
- collection->view_data[i]->built_in = TRUE;
- found = TRUE;
- break;
- }
- }
- if (!found) {
- for (i = 0; i < collection->removed_view_count; i++) {
- if (!strcmp(id, collection->removed_view_data[i]->id)) {
- if (!local)
- collection->removed_view_data[i]->built_in = TRUE;
- found = TRUE;
- break;
- }
- }
- }
-
- if (!found) {
- GalViewCollectionItem *item = load_single_file (collection, dir, local, child);
- if (item->filename && *item->filename) {
- collection->view_data = g_renew(GalViewCollectionItem *, collection->view_data, collection->view_count + 1);
- collection->view_data[collection->view_count] = item;
- collection->view_count ++;
- } else {
- collection->removed_view_data = g_renew(GalViewCollectionItem *, collection->removed_view_data, collection->removed_view_count + 1);
- collection->removed_view_data[collection->removed_view_count] = item;
- collection->removed_view_count ++;
- }
- }
- g_free(id);
- }
-
- g_free(filename);
- xmlFreeDoc(doc);
-}
-
-/**
- * gal_view_collection_load
- * @collection: The view collection to load information for
- *
- * Loads the data from the system and user directories specified in
- * set storage directories. This is primarily for internal use by
- * other parts of gal_view.
- */
-void
-gal_view_collection_load (GalViewCollection *collection)
-{
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (collection->local_dir != NULL);
- g_return_if_fail (collection->system_dir != NULL);
-
- load_single_dir(collection, collection->local_dir, TRUE);
- load_single_dir(collection, collection->system_dir, FALSE);
-}
-
-/**
- * gal_view_collection_save
- * @collection: The view collection to save information for
- *
- * Saves the data to the user directory specified in set storage
- * directories. This is primarily for internal use by other parts of
- * gal_view.
- */
-void
-gal_view_collection_save (GalViewCollection *collection)
-{
- int i;
- xmlDoc *doc;
- xmlNode *root;
- char *filename;
-
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (collection->local_dir != NULL);
-
- e_create_directory(collection->local_dir);
-
- doc = xmlNewDoc("1.0");
- root = xmlNewNode(NULL, "GalViewCollection");
- xmlDocSetRootElement(doc, root);
- for (i = 0; i < collection->view_count; i++) {
- xmlNode *child;
- GalViewCollectionItem *item;
-
- item = collection->view_data[i];
- if (item->ever_changed) {
- child = xmlNewChild(root, NULL, "GalView", NULL);
- e_xml_set_string_prop_by_name(child, "id", item->id);
- e_xml_set_string_prop_by_name(child, "title", item->title);
- e_xml_set_string_prop_by_name(child, "filename", item->filename);
- e_xml_set_string_prop_by_name(child, "type", item->type);
-
- if (item->changed) {
- filename = g_concat_dir_and_file(collection->local_dir, item->filename);
- gal_view_save(item->view, filename);
- g_free(filename);
- }
- }
- }
- for (i = 0; i < collection->removed_view_count; i++) {
- xmlNode *child;
- GalViewCollectionItem *item;
-
- item = collection->removed_view_data[i];
-
- child = xmlNewChild(root, NULL, "GalView", NULL);
- e_xml_set_string_prop_by_name(child, "id", item->id);
- e_xml_set_string_prop_by_name(child, "title", item->title);
- e_xml_set_string_prop_by_name(child, "type", item->type);
- }
- filename = g_concat_dir_and_file(collection->local_dir, "galview.xml");
- xmlSaveFile(filename, doc);
- xmlFreeDoc(doc);
- g_free(filename);
-}
-
-/**
- * gal_view_collection_get_count
- * @collection: The view collection to count
- *
- * Calculates the number of views in the given collection.
- *
- * Returns: The number of views in the collection.
- */
-gint
-gal_view_collection_get_count (GalViewCollection *collection)
-{
- g_return_val_if_fail (collection != NULL, -1);
- g_return_val_if_fail (GAL_IS_VIEW_COLLECTION (collection), -1);
-
- return collection->view_count;
-}
-
-/**
- * gal_view_collection_get_view
- * @collection: The view collection to query
- * @n: The view to get.
- *
- * Returns: The nth view in the collection
- */
-GalView *
-gal_view_collection_get_view (GalViewCollection *collection,
- int n)
-{
- g_return_val_if_fail (collection != NULL, NULL);
- g_return_val_if_fail (GAL_IS_VIEW_COLLECTION (collection), NULL);
- g_return_val_if_fail (n < collection->view_count, NULL);
- g_return_val_if_fail (n >= 0, NULL);
-
- return collection->view_data[n]->view;
-}
-
-/**
- * gal_view_collection_get_view_item
- * @collection: The view collection to query
- * @n: The view item to get.
- *
- * Returns: The nth view item in the collection
- */
-GalViewCollectionItem *
-gal_view_collection_get_view_item (GalViewCollection *collection,
- int n)
-{
- g_return_val_if_fail (collection != NULL, NULL);
- g_return_val_if_fail (GAL_IS_VIEW_COLLECTION (collection), NULL);
- g_return_val_if_fail(n < collection->view_count, NULL);
- g_return_val_if_fail(n >= 0, NULL);
-
- return collection->view_data[n];
-}
-
-static char *
-gal_view_generate_string (GalViewCollection *collection,
- GalView *view,
- int which)
-{
- char *ret_val;
- char *pointer;
-
- if (which == 1)
- ret_val = g_strdup(gal_view_get_title(view));
- else
- ret_val = g_strdup_printf("%s_%d", gal_view_get_title(view), which);
- for (pointer = ret_val; *pointer; pointer++) {
- if (!isalnum((guint) *pointer)) {
- *pointer = '_';
- }
- }
- return ret_val;
-}
-
-static gint
-gal_view_check_string (GalViewCollection *collection,
- char *string)
-{
- int i;
-
- for (i = 0; i < collection->view_count; i++) {
- if (!strcmp(string, collection->view_data[i]->id))
- return FALSE;
- }
- for (i = 0; i < collection->removed_view_count; i++) {
- if (!strcmp(string, collection->removed_view_data[i]->id))
- return FALSE;
- }
- return TRUE;
-}
-
-static char *
-gal_view_generate_id (GalViewCollection *collection,
- GalView *view)
-{
- int i;
- for (i = 1; TRUE; i++) {
- char *try;
-
- try = gal_view_generate_string(collection, view, i);
- if (gal_view_check_string(collection, try))
- return try;
- g_free(try);
- }
-}
-
-void
-gal_view_collection_append (GalViewCollection *collection,
- GalView *view)
-{
- GalViewCollectionItem *item;
-
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (view != NULL);
- g_return_if_fail (GAL_IS_VIEW (view));
-
- item = g_new(GalViewCollectionItem, 1);
- item->ever_changed = TRUE;
- item->changed = TRUE;
- item->built_in = FALSE;
- item->title = g_strdup(gal_view_get_title(view));
- item->type = g_strdup(gal_view_get_type_code(view));
- item->id = gal_view_generate_id(collection, view);
- item->filename = g_strdup_printf("%s.galview", item->id);
- item->view = view;
- item->collection = collection;
- gtk_object_ref(GTK_OBJECT(view));
-
- gtk_signal_connect(GTK_OBJECT(item->view), "changed",
- GTK_SIGNAL_FUNC(view_changed), item);
-
- collection->view_data = g_renew(GalViewCollectionItem *, collection->view_data, collection->view_count + 1);
- collection->view_data[collection->view_count] = item;
- collection->view_count ++;
-
- gal_view_collection_changed(collection);
-}
-
-void
-gal_view_collection_delete_view (GalViewCollection *collection,
- int i)
-{
- GalViewCollectionItem *item;
-
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (i >= 0 && i < collection->view_count);
-
- item = collection->view_data[i];
- memmove(collection->view_data + i, collection->view_data + i + 1, (collection->view_count - i - 1) * sizeof(GalViewCollectionItem *));
- if (item->built_in) {
- g_free(item->filename);
- item->filename = NULL;
-
- collection->removed_view_data = g_renew(GalViewCollectionItem *, collection->removed_view_data, collection->removed_view_count + 1);
- collection->removed_view_data[collection->removed_view_count] = item;
- collection->removed_view_count ++;
- } else {
- gal_view_collection_item_free (item);
- }
-
- gal_view_collection_changed(collection);
-}
-
-void
-gal_view_collection_copy_view (GalViewCollection *collection,
- int i)
-{
- GalViewCollectionItem *item;
- GalView *view;
-
- g_return_if_fail (collection != NULL);
- g_return_if_fail (GAL_IS_VIEW_COLLECTION (collection));
- g_return_if_fail (i >= 0 && i < collection->view_count);
-
- view = collection->view_data[i]->view;
-
- item = g_new(GalViewCollectionItem, 1);
- item->ever_changed = TRUE;
- item->changed = FALSE;
- item->built_in = FALSE;
- item->title = g_strdup(gal_view_get_title(view));
- item->type = g_strdup(gal_view_get_type_code(view));
- item->id = gal_view_generate_id(collection, view);
- item->filename = g_strdup_printf("%s.galview", item->id);
- item->view = gal_view_clone(view);
- item->collection = collection;
-
- gtk_signal_connect(GTK_OBJECT(item->view), "changed",
- GTK_SIGNAL_FUNC(view_changed), item);
-
- collection->view_data = g_renew(GalViewCollectionItem *, collection->view_data, collection->view_count + 1);
- collection->view_data[collection->view_count] = item;
- collection->view_count ++;
-
- gal_view_collection_changed(collection);
-}