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-rw-r--r--widgets/menus/gal-view-instance.c620
1 files changed, 0 insertions, 620 deletions
diff --git a/widgets/menus/gal-view-instance.c b/widgets/menus/gal-view-instance.c
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index 1cc0389f47..0000000000
--- a/widgets/menus/gal-view-instance.c
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@@ -1,620 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-/*
- * gal-view-instance.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 <libgnomeui/gnome-dialog.h>
-#include <gal/util/e-util.h>
-#include <gal/util/e-xml-utils.h>
-#include <gal/widgets/e-unicode.h>
-#include "gal-view-instance.h"
-#include "gal-view-instance-save-as-dialog.h"
-#include "gal-define-views-dialog.h"
-#include <sys/stat.h>
-#include <unistd.h>
-#include <gtk/gtkcheckmenuitem.h>
-
-#define GVI_CLASS(e) ((GalViewInstanceClass *)((GtkObject *)e)->klass)
-
-#define PARENT_TYPE gtk_object_get_type ()
-
-static GtkObjectClass *gal_view_instance_parent_class;
-
-static const EPopupMenu separator = E_POPUP_SEPARATOR;
-static const EPopupMenu terminator = E_POPUP_TERMINATOR;
-
-
-#define d(x) x
-
-enum {
- DISPLAY_VIEW,
- CHANGED,
- LAST_SIGNAL
-};
-
-static guint gal_view_instance_signals [LAST_SIGNAL] = { 0, };
-
-static void
-gal_view_instance_changed (GalViewInstance *instance)
-{
- g_return_if_fail (instance != NULL);
- g_return_if_fail (GAL_IS_VIEW_INSTANCE (instance));
-
- gtk_signal_emit (GTK_OBJECT (instance),
- gal_view_instance_signals [CHANGED]);
-}
-
-static void
-gal_view_instance_display_view (GalViewInstance *instance, GalView *view)
-{
- g_return_if_fail (instance != NULL);
- g_return_if_fail (GAL_IS_VIEW_INSTANCE (instance));
-
- gtk_signal_emit (GTK_OBJECT (instance),
- gal_view_instance_signals [DISPLAY_VIEW],
- view);
-}
-
-static void
-save_current_view (GalViewInstance *instance)
-{
- xmlDoc *doc;
- xmlNode *root;
-
- doc = xmlNewDoc("1.0");
- root = xmlNewNode (NULL, "GalViewCurrentView");
- xmlDocSetRootElement(doc, root);
-
- if (instance->current_id)
- e_xml_set_string_prop_by_name (root, "current_view", instance->current_id);
- if (instance->current_type)
- e_xml_set_string_prop_by_name (root, "current_view_type", instance->current_type);
-
- xmlSaveFile(instance->current_view_filename, doc);
- xmlFreeDoc(doc);
-}
-
-static void
-view_changed (GalView *view, GalViewInstance *instance)
-{
- if (instance->current_id != NULL) {
- g_free (instance->current_id);
- instance->current_id = NULL;
- save_current_view (instance);
- gal_view_instance_changed(instance);
- }
-
- gal_view_save (view, instance->custom_filename);
-}
-
-static void
-disconnect_view (GalViewInstance *instance)
-{
- if (instance->current_view) {
- if (instance->view_changed_id) {
- gtk_signal_disconnect (GTK_OBJECT (instance->current_view),
- instance->view_changed_id);
- }
-
- gtk_object_unref (GTK_OBJECT (instance->current_view));
- }
- g_free (instance->current_type);
- g_free (instance->current_title);
- instance->current_title = NULL;
- instance->current_type = NULL;
- instance->view_changed_id = 0;
- instance->current_view = NULL;
-}
-
-static void
-connect_view (GalViewInstance *instance, GalView *view)
-{
- if (instance->current_view)
- disconnect_view (instance);
- instance->current_view = view;
-
- instance->current_title = g_strdup (gal_view_get_title(view));
- instance->current_type = g_strdup (gal_view_get_type_code(view));
- instance->view_changed_id =
- gtk_signal_connect(GTK_OBJECT(instance->current_view), "changed",
- GTK_SIGNAL_FUNC(view_changed), instance);
-
- gal_view_instance_display_view (instance, instance->current_view);
-}
-
-static void
-gal_view_instance_destroy (GtkObject *object)
-{
- GalViewInstance *instance = GAL_VIEW_INSTANCE(object);
-
- if (instance->collection) {
- if (instance->collection_changed_id) {
- gtk_signal_disconnect (GTK_OBJECT (instance->collection),
- instance->collection_changed_id);
- }
- gtk_object_unref (GTK_OBJECT (instance->collection));
- }
-
- g_free (instance->instance_id);
- g_free (instance->custom_filename);
- g_free (instance->current_view_filename);
-
- g_free (instance->current_id);
- disconnect_view (instance);
-
- g_free (instance->default_view);
-
- if (gal_view_instance_parent_class->destroy)
- (*gal_view_instance_parent_class->destroy)(object);
-}
-
-static void
-gal_view_instance_class_init (GtkObjectClass *object_class)
-{
- GalViewInstanceClass *klass = GAL_VIEW_INSTANCE_CLASS(object_class);
- gal_view_instance_parent_class = gtk_type_class (PARENT_TYPE);
-
- object_class->destroy = gal_view_instance_destroy;
-
- gal_view_instance_signals [DISPLAY_VIEW] =
- gtk_signal_new ("display_view",
- GTK_RUN_LAST,
- E_OBJECT_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GalViewInstanceClass, display_view),
- gtk_marshal_NONE__OBJECT,
- GTK_TYPE_NONE, 1, GAL_VIEW_TYPE);
-
- gal_view_instance_signals [CHANGED] =
- gtk_signal_new ("changed",
- GTK_RUN_LAST,
- E_OBJECT_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GalViewInstanceClass, changed),
- gtk_marshal_NONE__NONE,
- GTK_TYPE_NONE, 0);
-
- E_OBJECT_CLASS_ADD_SIGNALS (object_class, gal_view_instance_signals, LAST_SIGNAL);
-
- klass->display_view = NULL;
- klass->changed = NULL;
-}
-
-static void
-gal_view_instance_init (GalViewInstance *instance)
-{
- instance->collection = NULL;
-
- instance->instance_id = NULL;
- instance->custom_filename = NULL;
- instance->current_view_filename = NULL;
-
- instance->current_title = NULL;
- instance->current_type = NULL;
- instance->current_id = NULL;
- instance->current_view = NULL;
-
- instance->view_changed_id = 0;
- instance->collection_changed_id = 0;
-
- instance->loaded = FALSE;
- instance->default_view = NULL;
-}
-
-/**
- * gal_view_instance_get_type:
- *
- */
-guint
-gal_view_instance_get_type (void)
-{
- static guint type = 0;
-
- if (!type)
- {
- GtkTypeInfo info =
- {
- "GalViewInstance",
- sizeof (GalViewInstance),
- sizeof (GalViewInstanceClass),
- (GtkClassInitFunc) gal_view_instance_class_init,
- (GtkObjectInitFunc) gal_view_instance_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL,
- };
-
- type = gtk_type_unique (PARENT_TYPE, &info);
- }
-
- return type;
-}
-
-static void
-collection_changed (GalView *view, GalViewInstance *instance)
-{
- if (instance->current_id) {
- char *view_id = instance->current_id;
- instance->current_id = NULL;
- gal_view_instance_set_current_view_id (instance, view_id);
- g_free (view_id);
- }
-}
-
-static void
-load_current_view (GalViewInstance *instance)
-{
- xmlDoc *doc;
- xmlNode *root;
- GalView *view = NULL;
-
- doc = xmlParseFile(instance->current_view_filename);
-
- if (doc == NULL) {
- instance->current_id = g_strdup (gal_view_instance_get_default_view (instance));
-
- if (instance->current_id) {
- int index = gal_view_collection_get_view_index_by_id (instance->collection,
- instance->current_id);
-
- if (index != -1) {
- view = gal_view_collection_get_view (instance->collection,
- index);
- view = gal_view_clone(view);
- connect_view (instance, view);
- }
- }
- return;
- }
-
- root = xmlDocGetRootElement(doc);
- instance->current_id = e_xml_get_string_prop_by_name_with_default (root, "current_view", NULL);
-
- if (instance->current_id != NULL) {
- int index = gal_view_collection_get_view_index_by_id (instance->collection,
- instance->current_id);
-
- if (index != -1) {
- view = gal_view_collection_get_view (instance->collection,
- index);
- view = gal_view_clone(view);
- }
- }
- if (view == NULL) {
- char *type;
- type = e_xml_get_string_prop_by_name_with_default (root, "current_view_type", NULL);
- view = gal_view_collection_load_view_from_file (instance->collection,
- type,
- instance->custom_filename);
- g_free (type);
- }
-
- connect_view (instance, view);
-
- xmlFreeDoc(doc);
-}
-
-/**
- * gal_view_instance_new:
- * @collection: This %GalViewCollection should be loaded before being passed to this function.
- * @instance_id: Which instance of this type of object is this (for most of evo, this is the folder id.)
- *
- * Create a new %GalViewInstance.
- *
- * Return value: The new %GalViewInstance.
- **/
-GalViewInstance *
-gal_view_instance_new (GalViewCollection *collection, const char *instance_id)
-{
- GalViewInstance *instance = gtk_type_new(gal_view_instance_get_type());
- if (gal_view_instance_construct (instance, collection, instance_id))
- return instance;
- else {
- gtk_object_unref (GTK_OBJECT (instance));
- return NULL;
- }
-}
-
-GalViewInstance *
-gal_view_instance_construct (GalViewInstance *instance, GalViewCollection *collection, const char *instance_id)
-{
- char *filename;
- char *safe_id;
-
- g_return_val_if_fail (gal_view_collection_loaded (collection), NULL);
-
- instance->collection = collection;
- if (collection)
- gtk_object_ref (GTK_OBJECT (collection));
- instance->collection_changed_id =
- gtk_signal_connect (GTK_OBJECT (collection), "changed",
- GTK_SIGNAL_FUNC (collection_changed), instance);
- instance->instance_id = g_strdup (instance_id);
-
- safe_id = g_strdup (instance->instance_id);
- e_filename_make_safe (safe_id);
-
- filename = g_strdup_printf ("custom_view-%s.xml", safe_id);
- instance->custom_filename = g_concat_dir_and_file (instance->collection->local_dir, filename);
- g_free (filename);
-
- filename = g_strdup_printf ("current_view-%s.xml", safe_id);
- instance->current_view_filename = g_concat_dir_and_file (instance->collection->local_dir, filename);
- g_free (filename);
-
- g_free (safe_id);
-
- return instance;
-}
-
-/* Manipulate the current view. */
-char *
-gal_view_instance_get_current_view_id (GalViewInstance *instance)
-{
- if (instance->current_id && gal_view_collection_get_view_index_by_id (instance->collection, instance->current_id) != -1)
- return g_strdup (instance->current_id);
- else
- return NULL;
-}
-
-void
-gal_view_instance_set_current_view_id (GalViewInstance *instance, const char *view_id)
-{
- GalView *view;
- int index;
-
- g_return_if_fail (instance != NULL);
- g_return_if_fail (GAL_IS_VIEW_INSTANCE (instance));
-
- d(g_print("%s: view_id set to %s\n", __FUNCTION__, view_id));
-
- if (instance->current_id && !strcmp (instance->current_id, view_id))
- return;
-
- g_free (instance->current_id);
- instance->current_id = g_strdup (view_id);
-
- index = gal_view_collection_get_view_index_by_id (instance->collection, view_id);
- if (index != -1) {
- view = gal_view_collection_get_view (instance->collection, index);
- connect_view (instance, gal_view_clone (view));
- }
-
- save_current_view (instance);
- gal_view_instance_changed(instance);
- gal_view_instance_display_view (instance, instance->current_view);
-}
-
-GalView *
-gal_view_instance_get_current_view (GalViewInstance *instance)
-{
- return instance->current_view;
-}
-
-void
-gal_view_instance_set_custom_view (GalViewInstance *instance, GalView *view)
-{
- g_free (instance->current_id);
- instance->current_id = NULL;
-
- view = gal_view_clone (view);
- connect_view (instance, view);
- gal_view_save (view, instance->custom_filename);
- save_current_view (instance);
- gal_view_instance_changed(instance);
-}
-
-static void
-dialog_clicked(GtkWidget *dialog, int button, GalViewInstance *instance)
-{
- if (button == 0) {
- gal_view_instance_save_as_dialog_save (GAL_VIEW_INSTANCE_SAVE_AS_DIALOG (dialog));
- }
- gnome_dialog_close(GNOME_DIALOG(dialog));
-}
-
-void
-gal_view_instance_save_as (GalViewInstance *instance)
-{
- GtkWidget *dialog = gal_view_instance_save_as_dialog_new(instance);
- gtk_signal_connect(GTK_OBJECT(dialog), "clicked",
- GTK_SIGNAL_FUNC(dialog_clicked), instance);
- gtk_widget_show(dialog);
-}
-
-/* This is idempotent. Once it's been called once, the rest of the calls are ignored. */
-void
-gal_view_instance_load (GalViewInstance *instance)
-{
- if (!instance->loaded) {
- load_current_view (instance);
- instance->loaded = TRUE;
- }
-}
-
-/* These only mean anything before gal_view_instance_load is called the first time. */
-const char *
-gal_view_instance_get_default_view (GalViewInstance *instance)
-{
- if (instance->default_view)
- return instance->default_view;
- else
- return gal_view_collection_get_default_view (instance->collection);
-}
-
-void
-gal_view_instance_set_default_view (GalViewInstance *instance, const char *id)
-{
- g_free (instance->default_view);
- instance->default_view = g_strdup (id);
-}
-
-gboolean
-gal_view_instance_exists (GalViewInstance *instance)
-{
- struct stat st;
-
- if (instance->current_view_filename && stat (instance->current_view_filename, &st) == 0 && st.st_size > 0 && S_ISREG (st.st_mode))
- return TRUE;
- else
- return FALSE;
-
-}
-
-typedef struct {
- GalViewInstance *instance;
- char *id;
-} ListenerClosure;
-
-static void
-view_item_cb (GtkWidget *widget,
- gpointer user_data)
-{
- ListenerClosure *closure = user_data;
-
- if (GTK_CHECK_MENU_ITEM (widget)->active) {
- gal_view_instance_set_current_view_id (closure->instance, closure->id);
- }
-}
-
-static void
-add_popup_radio_item (EPopupMenu *menu_item,
- gchar *title,
- void (*fn) (GtkWidget *widget, gpointer closure),
- gpointer closure,
- gboolean value)
-{
- const EPopupMenu menu_item_struct =
- E_POPUP_RADIO_ITEM_CC (title,
- fn,
- closure,
- 0,
- value);
-
- e_popup_menu_copy_1 (menu_item, &menu_item_struct);
-}
-
-static void
-add_popup_menu_item (EPopupMenu *menu_item,
- gchar *title,
- void (*fn) (GtkWidget *widget, gpointer closure),
- gpointer closure)
-{
- const EPopupMenu menu_item_struct =
- E_POPUP_ITEM_CC (title,
- fn,
- closure,
- 0);
-
- e_popup_menu_copy_1 (menu_item, &menu_item_struct);
-}
-
-static void
-define_views_dialog_clicked(GtkWidget *dialog, int button, GalViewInstance *instance)
-{
- if (button == 0) {
- gal_view_collection_save(instance->collection);
- }
- gnome_dialog_close(GNOME_DIALOG(dialog));
-}
-
-static void
-define_views_cb(GtkWidget *widget,
- GalViewInstance *instance)
-{
- GtkWidget *dialog = gal_define_views_dialog_new(instance->collection);
- gtk_signal_connect(GTK_OBJECT(dialog), "clicked",
- GTK_SIGNAL_FUNC(define_views_dialog_clicked), instance);
- gtk_widget_show(dialog);
-}
-
-static void
-save_current_view_cb(GtkWidget *widget,
- GalViewInstance *instance)
-{
- gal_view_instance_save_as (instance);
-}
-
-EPopupMenu *
-gal_view_instance_get_popup_menu (GalViewInstance *instance)
-{
- EPopupMenu *ret_val;
- int length;
- int i;
- gboolean found = FALSE;
- char *id;
-
- length = gal_view_collection_get_count(instance->collection);
- id = gal_view_instance_get_current_view_id (instance);
-
- ret_val = g_new (EPopupMenu, length + 6);
-
- for (i = 0; i < length; i++) {
- gboolean value = FALSE;
- GalViewCollectionItem *item = gal_view_collection_get_view_item(instance->collection, i);
- ListenerClosure *closure;
-
- closure = g_new (ListenerClosure, 1);
- closure->instance = instance;
- closure->id = item->id;
- gtk_object_ref (GTK_OBJECT(closure->instance));
-
- if (!found && id && !strcmp (id, item->id)) {
- found = TRUE;
- value = TRUE;
- }
-
- add_popup_radio_item (ret_val + i, item->title, GTK_SIGNAL_FUNC (view_item_cb), closure, value);
- }
-
- if (!found) {
- e_popup_menu_copy_1 (ret_val + i++, &separator);
-
- add_popup_radio_item (ret_val + i++, N_("Custom View"), NULL, NULL, TRUE);
- add_popup_menu_item (ret_val + i++, N_("Save Custom View"), GTK_SIGNAL_FUNC (save_current_view_cb), instance);
- }
-
- e_popup_menu_copy_1 (ret_val + i++, &separator);
- add_popup_menu_item (ret_val + i++, N_("Define Views"), GTK_SIGNAL_FUNC (define_views_cb), instance);
- e_popup_menu_copy_1 (ret_val + i++, &terminator);
-
- return ret_val;
-}
-
-void
-gal_view_instance_free_popup_menu (GalViewInstance *instance, EPopupMenu *menu)
-{
- int i;
- /* This depends on the first non-custom closure to be a separator or a terminator. */
- for (i = 0; menu[i].name && *(menu[i].name); i++) {
- gtk_object_unref (GTK_OBJECT ( ((ListenerClosure *)(menu[i].closure))->instance));
- g_free (menu[i].closure);
- }
-
- e_popup_menu_free (menu);
-}