gimp/app/widgets/gimpdatafactoryview.c

495 lines
14 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpdatafactoryview.c
* Copyright (C) 2001 Michael Natterer
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <gtk/gtk.h>
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimpcontainer.h"
#include "core/gimpcontext.h"
#include "core/gimpdata.h"
#include "core/gimpdatafactory.h"
#include "core/gimpmarshal.h"
#include "gimpcontainerview.h"
#include "gimpdatafactoryview.h"
#include "gimpcontainergridview.h"
#include "gimpcontainerlistview.h"
#include "gimpdnd.h"
#include "gimpwidgets-utils.h"
#include "libgimp/gimpintl.h"
static void gimp_data_factory_view_class_init (GimpDataFactoryViewClass *klass);
static void gimp_data_factory_view_init (GimpDataFactoryView *view);
static void gimp_data_factory_view_destroy (GtkObject *object);
static void gimp_data_factory_view_new_clicked (GtkWidget *widget,
GimpDataFactoryView *view);
static void gimp_data_factory_view_duplicate_clicked (GtkWidget *widget,
GimpDataFactoryView *view);
static void gimp_data_factory_view_edit_clicked (GtkWidget *widget,
GimpDataFactoryView *view);
static void gimp_data_factory_view_delete_clicked (GtkWidget *widget,
GimpDataFactoryView *view);
static void gimp_data_factory_view_refresh_clicked (GtkWidget *widget,
GimpDataFactoryView *view);
static void gimp_data_factory_view_select_item (GimpContainerEditor *editor,
GimpViewable *viewable);
static void gimp_data_factory_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable);
static GimpContainerEditorClass *parent_class = NULL;
GType
gimp_data_factory_view_get_type (void)
{
static GType view_type = 0;
if (! view_type)
{
GtkTypeInfo view_info =
{
"GimpDataFactoryView",
sizeof (GimpDataFactoryView),
sizeof (GimpDataFactoryViewClass),
(GtkClassInitFunc) gimp_data_factory_view_class_init,
(GtkObjectInitFunc) gimp_data_factory_view_init,
/* reserved_1 */ NULL,
/* reserved_2 */ NULL,
(GtkClassInitFunc) NULL
};
view_type = gtk_type_unique (GIMP_TYPE_CONTAINER_EDITOR, &view_info);
}
return view_type;
}
static void
gimp_data_factory_view_class_init (GimpDataFactoryViewClass *klass)
{
GtkObjectClass *object_class;
GimpContainerEditorClass *editor_class;
object_class = (GtkObjectClass *) klass;
editor_class = (GimpContainerEditorClass *) klass;
parent_class = g_type_class_peek_parent (klass);
object_class->destroy = gimp_data_factory_view_destroy;
editor_class->select_item = gimp_data_factory_view_select_item;
editor_class->activate_item = gimp_data_factory_view_activate_item;
}
static void
gimp_data_factory_view_init (GimpDataFactoryView *view)
{
view->new_button = NULL;
view->duplicate_button = NULL;
view->edit_button = NULL;
view->delete_button = NULL;
view->refresh_button = NULL;
}
static void
gimp_data_factory_view_destroy (GtkObject *object)
{
GimpDataFactoryView *view;
view = GIMP_DATA_FACTORY_VIEW (object);
if (GTK_OBJECT_CLASS (parent_class)->destroy)
GTK_OBJECT_CLASS (parent_class)->destroy (object);
}
GtkWidget *
gimp_data_factory_view_new (GimpViewType view_type,
GimpDataFactory *factory,
GimpDataEditFunc edit_func,
GimpContext *context,
gint preview_size,
gint min_items_x,
gint min_items_y,
GimpContainerContextFunc context_func)
{
GimpDataFactoryView *factory_view;
factory_view = gtk_type_new (GIMP_TYPE_DATA_FACTORY_VIEW);
if (! gimp_data_factory_view_construct (factory_view,
view_type,
factory,
edit_func,
context,
preview_size,
min_items_x,
min_items_y,
context_func))
{
g_object_unref (G_OBJECT (factory_view));
return NULL;
}
return GTK_WIDGET (factory_view);
}
gboolean
gimp_data_factory_view_construct (GimpDataFactoryView *factory_view,
GimpViewType view_type,
GimpDataFactory *factory,
GimpDataEditFunc edit_func,
GimpContext *context,
gint preview_size,
gint min_items_x,
gint min_items_y,
GimpContainerContextFunc context_func)
{
GimpContainerEditor *editor;
g_return_val_if_fail (factory_view != NULL, FALSE);
g_return_val_if_fail (GIMP_IS_DATA_FACTORY_VIEW (factory_view), FALSE);
g_return_val_if_fail (factory != NULL, FALSE);
g_return_val_if_fail (GIMP_IS_DATA_FACTORY (factory), FALSE);
g_return_val_if_fail (preview_size > 0 && preview_size <= 64, FALSE);
g_return_val_if_fail (min_items_x > 0 && min_items_x <= 64, FALSE);
g_return_val_if_fail (min_items_y > 0 && min_items_y <= 64, FALSE);
factory_view->factory = factory;
factory_view->data_edit_func = edit_func;
if (! gimp_container_editor_construct (GIMP_CONTAINER_EDITOR (factory_view),
view_type,
factory->container,
context,
preview_size,
min_items_x,
min_items_y,
context_func))
{
return FALSE;
}
editor = GIMP_CONTAINER_EDITOR (factory_view);
factory_view->new_button =
gimp_container_view_add_button (editor->view,
GIMP_STOCK_NEW,
_("New"), NULL,
G_CALLBACK (gimp_data_factory_view_new_clicked),
NULL,
editor);
factory_view->duplicate_button =
gimp_container_view_add_button (editor->view,
GIMP_STOCK_DUPLICATE,
_("Duplicate"), NULL,
G_CALLBACK (gimp_data_factory_view_duplicate_clicked),
NULL,
editor);
factory_view->edit_button =
gimp_container_view_add_button (editor->view,
GIMP_STOCK_EDIT,
_("Edit"), NULL,
G_CALLBACK (gimp_data_factory_view_edit_clicked),
NULL,
editor);
factory_view->delete_button =
gimp_container_view_add_button (editor->view,
GIMP_STOCK_DELETE,
_("Delete"), NULL,
G_CALLBACK (gimp_data_factory_view_delete_clicked),
NULL,
editor);
factory_view->refresh_button =
gimp_container_view_add_button (editor->view,
GIMP_STOCK_REFRESH,
_("Refresh"), NULL,
G_CALLBACK (gimp_data_factory_view_refresh_clicked),
NULL,
editor);
/* set button sensitivity */
if (GIMP_CONTAINER_EDITOR_GET_CLASS (editor)->select_item)
GIMP_CONTAINER_EDITOR_GET_CLASS (editor)->select_item
(editor,
(GimpViewable *) gimp_context_get_by_type (context,
factory->container->children_type));
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (factory_view->duplicate_button),
factory->container->children_type);
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (factory_view->edit_button),
factory->container->children_type);
gimp_container_view_enable_dnd (editor->view,
GTK_BUTTON (factory_view->delete_button),
factory->container->children_type);
return TRUE;
}
static void
gimp_data_factory_view_new_clicked (GtkWidget *widget,
GimpDataFactoryView *view)
{
if (view->factory->data_new_func)
{
GimpData *data;
data = gimp_data_factory_data_new (view->factory, _("Untitled"));
if (data)
{
gimp_context_set_by_type (GIMP_CONTAINER_EDITOR (view)->view->context,
view->factory->container->children_type,
GIMP_OBJECT (data));
gimp_data_factory_view_edit_clicked (NULL, view);
}
}
}
static void
gimp_data_factory_view_duplicate_clicked (GtkWidget *widget,
GimpDataFactoryView *view)
{
GimpData *data;
data = (GimpData *)
gimp_context_get_by_type (GIMP_CONTAINER_EDITOR (view)->view->context,
view->factory->container->children_type);
if (data && gimp_container_have (view->factory->container,
GIMP_OBJECT (data)))
{
GimpData *new_data;
new_data = gimp_data_duplicate (data);
if (new_data)
{
const gchar *name;
gchar *ext;
gint copy_len;
gint number;
gchar *new_name;
name = gimp_object_get_name (GIMP_OBJECT (data));
ext = strrchr (name, '#');
copy_len = strlen (_("copy"));
if ((strlen (name) >= copy_len &&
strcmp (&name[strlen (name) - copy_len], _("copy")) == 0) ||
(ext && (number = atoi (ext + 1)) > 0 &&
((gint) (log10 (number) + 1)) == strlen (ext + 1)))
{
/* don't have redundant "copy"s */
new_name = g_strdup (name);
}
else
{
new_name = g_strdup_printf (_("%s copy"), name);
}
gimp_object_set_name (GIMP_OBJECT (new_data), new_name);
g_free (new_name);
gimp_container_add (view->factory->container, GIMP_OBJECT (new_data));
gimp_context_set_by_type (GIMP_CONTAINER_EDITOR (view)->view->context,
view->factory->container->children_type,
GIMP_OBJECT (new_data));
gimp_data_factory_view_edit_clicked (NULL, view);
}
}
}
static void
gimp_data_factory_view_edit_clicked (GtkWidget *widget,
GimpDataFactoryView *view)
{
GimpData *data;
data = (GimpData *)
gimp_context_get_by_type (GIMP_CONTAINER_EDITOR (view)->view->context,
view->factory->container->children_type);
if (view->data_edit_func &&
data &&
gimp_container_have (view->factory->container,
GIMP_OBJECT (data)))
{
view->data_edit_func (data);
}
}
typedef struct _GimpDataDeleteData GimpDataDeleteData;
struct _GimpDataDeleteData
{
GimpDataFactory *factory;
GimpData *data;
};
static void
gimp_data_factory_view_delete_callback (GtkWidget *widget,
gboolean delete,
gpointer data)
{
GimpDataDeleteData *delete_data;
delete_data = (GimpDataDeleteData *) data;
if (! delete)
return;
if (gimp_container_have (delete_data->factory->container,
GIMP_OBJECT (delete_data->data)))
{
if (delete_data->data->filename)
gimp_data_delete_from_disk (delete_data->data);
gimp_container_remove (delete_data->factory->container,
GIMP_OBJECT (delete_data->data));
}
}
static void
gimp_data_factory_view_delete_clicked (GtkWidget *widget,
GimpDataFactoryView *view)
{
GimpData *data;
data = (GimpData *)
gimp_context_get_by_type (GIMP_CONTAINER_EDITOR (view)->view->context,
view->factory->container->children_type);
if (data && gimp_container_have (view->factory->container,
GIMP_OBJECT (data)))
{
GimpDataDeleteData *delete_data;
GtkWidget *dialog;
gchar *str;
delete_data = g_new0 (GimpDataDeleteData, 1);
delete_data->factory = view->factory;
delete_data->data = data;
str = g_strdup_printf (_("Are you sure you want to delete\n"
"\"%s\" from the list and from disk?"),
GIMP_OBJECT (data)->name);
dialog = gimp_query_boolean_box (_("Delete Data Object"),
gimp_standard_help_func, NULL,
FALSE,
str,
GIMP_STOCK_DELETE, GTK_STOCK_CANCEL,
G_OBJECT (data),
"destroy",
gimp_data_factory_view_delete_callback,
delete_data);
g_object_weak_ref (G_OBJECT (dialog), g_free, delete_data);
g_free (str);
gtk_widget_show (dialog);
}
}
static void
gimp_data_factory_view_refresh_clicked (GtkWidget *widget,
GimpDataFactoryView *view)
{
gimp_data_factory_data_save (view->factory);
gimp_data_factory_data_init (view->factory, FALSE);
}
static void
gimp_data_factory_view_select_item (GimpContainerEditor *editor,
GimpViewable *viewable)
{
GimpDataFactoryView *view;
gboolean duplicate_sensitive = FALSE;
gboolean edit_sensitive = FALSE;
gboolean delete_sensitive = FALSE;
if (GIMP_CONTAINER_EDITOR_CLASS (parent_class)->select_item)
GIMP_CONTAINER_EDITOR_CLASS (parent_class)->select_item (editor, viewable);
view = GIMP_DATA_FACTORY_VIEW (editor);
if (viewable && gimp_container_have (view->factory->container,
GIMP_OBJECT (viewable)))
{
duplicate_sensitive = (GIMP_DATA_GET_CLASS (viewable)->duplicate != NULL);
edit_sensitive = (view->data_edit_func != NULL);
delete_sensitive = TRUE; /* TODO: check permissions */
}
gtk_widget_set_sensitive (view->duplicate_button, duplicate_sensitive);
gtk_widget_set_sensitive (view->edit_button, edit_sensitive);
gtk_widget_set_sensitive (view->delete_button, delete_sensitive);
}
static void
gimp_data_factory_view_activate_item (GimpContainerEditor *editor,
GimpViewable *viewable)
{
GimpDataFactoryView *view;
GimpData *data;
if (GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item)
GIMP_CONTAINER_EDITOR_CLASS (parent_class)->activate_item (editor, viewable);
view = GIMP_DATA_FACTORY_VIEW (editor);
data = GIMP_DATA (viewable);
if (data && gimp_container_have (view->factory->container,
GIMP_OBJECT (data)))
{
gimp_data_factory_view_edit_clicked (NULL, view);
}
}