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gimp/app/widgets/gimpsessioninfo-dock.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpsessioninfo-dock.c
* Copyright (C) 2001-2007 Michael Natterer <mitch@gimp.org>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gtk/gtk.h>
#include "libgimpconfig/gimpconfig.h"
#include "widgets-types.h"
#include "gimpdialogfactory.h"
#include "gimpdock.h"
#include "gimpdockbook.h"
#include "gimpdockcontainer.h"
#include "gimpdockwindow.h"
#include "gimpsessioninfo.h"
#include "gimpsessioninfo-aux.h"
#include "gimpsessioninfo-book.h"
#include "gimpsessioninfo-dock.h"
#include "gimpsessioninfo-private.h"
#include "gimptoolbox.h"
enum
{
SESSION_INFO_SIDE,
SESSION_INFO_POSITION,
SESSION_INFO_BOOK
};
static GimpAlignmentType gimp_session_info_dock_get_side (GimpDock *dock);
static GimpAlignmentType
gimp_session_info_dock_get_side (GimpDock *dock)
{
GimpAlignmentType result = -1;
GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (dock));
if (GIMP_IS_DOCK_CONTAINER (toplevel))
{
GimpDockContainer *container = GIMP_DOCK_CONTAINER (toplevel);
result = gimp_dock_container_get_dock_side (container, dock);
}
return result;
}
/* public functions */
GimpSessionInfoDock *
gimp_session_info_dock_new (const gchar *dock_type)
{
GimpSessionInfoDock *dock_info = NULL;
dock_info = g_slice_new0 (GimpSessionInfoDock);
dock_info->dock_type = g_strdup (dock_type);
dock_info->side = -1;
return dock_info;
}
void
gimp_session_info_dock_free (GimpSessionInfoDock *dock_info)
{
g_return_if_fail (dock_info != NULL);
if (dock_info->dock_type)
{
g_free (dock_info->dock_type);
dock_info->dock_type = NULL;
}
if (dock_info->books)
{
g_list_free_full (dock_info->books,
(GDestroyNotify) gimp_session_info_book_free);
dock_info->books = NULL;
}
g_slice_free (GimpSessionInfoDock, dock_info);
}
void
gimp_session_info_dock_serialize (GimpConfigWriter *writer,
GimpSessionInfoDock *dock_info)
{
GList *list;
g_return_if_fail (writer != NULL);
g_return_if_fail (dock_info != NULL);
gimp_config_writer_open (writer, dock_info->dock_type);
if (dock_info->side != -1)
{
const char *side_text =
dock_info->side == GIMP_ALIGN_LEFT ? "left" : "right";
gimp_config_writer_open (writer, "side");
gimp_config_writer_print (writer, side_text, strlen (side_text));
gimp_config_writer_close (writer);
}
if (dock_info->position != 0)
{
gint position;
position = gimp_session_info_apply_position_accuracy (dock_info->position);
gimp_config_writer_open (writer, "position");
gimp_config_writer_printf (writer, "%d", position);
gimp_config_writer_close (writer);
}
for (list = dock_info->books; list; list = g_list_next (list))
gimp_session_info_book_serialize (writer, list->data);
gimp_config_writer_close (writer);
}
GTokenType
gimp_session_info_dock_deserialize (GScanner *scanner,
gint scope,
GimpSessionInfoDock **dock_info,
const gchar *dock_type)
{
GTokenType token;
g_return_val_if_fail (scanner != NULL, G_TOKEN_LEFT_PAREN);
g_return_val_if_fail (dock_info != NULL, G_TOKEN_LEFT_PAREN);
g_scanner_scope_add_symbol (scanner, scope, "side",
GINT_TO_POINTER (SESSION_INFO_SIDE));
g_scanner_scope_add_symbol (scanner, scope, "position",
GINT_TO_POINTER (SESSION_INFO_POSITION));
g_scanner_scope_add_symbol (scanner, scope, "book",
GINT_TO_POINTER (SESSION_INFO_BOOK));
*dock_info = gimp_session_info_dock_new (dock_type);
token = G_TOKEN_LEFT_PAREN;
while (g_scanner_peek_next_token (scanner) == token)
{
token = g_scanner_get_next_token (scanner);
switch (token)
{
case G_TOKEN_LEFT_PAREN:
token = G_TOKEN_SYMBOL;
break;
case G_TOKEN_SYMBOL:
switch (GPOINTER_TO_INT (scanner->value.v_symbol))
{
GimpSessionInfoBook *book;
case SESSION_INFO_SIDE:
token = G_TOKEN_IDENTIFIER;
if (g_scanner_peek_next_token (scanner) != token)
break;
g_scanner_get_next_token (scanner);
if (strcmp ("left", scanner->value.v_identifier) == 0)
(*dock_info)->side = GIMP_ALIGN_LEFT;
else
(*dock_info)->side = GIMP_ALIGN_RIGHT;
break;
case SESSION_INFO_POSITION:
token = G_TOKEN_INT;
if (! gimp_scanner_parse_int (scanner, &((*dock_info)->position)))
(*dock_info)->position = 0;
break;
case SESSION_INFO_BOOK:
g_scanner_set_scope (scanner, scope + 1);
token = gimp_session_info_book_deserialize (scanner, scope + 1,
&book);
if (token == G_TOKEN_LEFT_PAREN)
{
(*dock_info)->books = g_list_append ((*dock_info)->books, book);
g_scanner_set_scope (scanner, scope);
}
else
return token;
break;
default:
return token;
}
token = G_TOKEN_RIGHT_PAREN;
break;
case G_TOKEN_RIGHT_PAREN:
token = G_TOKEN_LEFT_PAREN;
break;
default:
break;
}
}
g_scanner_scope_remove_symbol (scanner, scope, "book");
g_scanner_scope_remove_symbol (scanner, scope, "position");
g_scanner_scope_remove_symbol (scanner, scope, "side");
return token;
}
GimpSessionInfoDock *
gimp_session_info_dock_from_widget (GimpDock *dock)
{
GimpSessionInfoDock *dock_info;
GList *list;
GtkWidget *parent;
g_return_val_if_fail (GIMP_IS_DOCK (dock), NULL);
dock_info = gimp_session_info_dock_new (GIMP_IS_TOOLBOX (dock) ?
"gimp-toolbox" :
"gimp-dock");
for (list = gimp_dock_get_dockbooks (dock); list; list = g_list_next (list))
{
GimpSessionInfoBook *book;
book = gimp_session_info_book_from_widget (list->data);
dock_info->books = g_list_prepend (dock_info->books, book);
}
dock_info->books = g_list_reverse (dock_info->books);
dock_info->side = gimp_session_info_dock_get_side (dock);
parent = gtk_widget_get_parent (GTK_WIDGET (dock));
if (GTK_IS_PANED (parent))
{
GtkPaned *paned = GTK_PANED (parent);
if (GTK_WIDGET (dock) == gtk_paned_get_child2 (paned))
dock_info->position = gtk_paned_get_position (paned);
}
return dock_info;
}
GimpDock *
gimp_session_info_dock_restore (GimpSessionInfoDock *dock_info,
GimpDialogFactory *factory,
GdkMonitor *monitor,
GimpDockContainer *dock_container)
{
gint n_books = 0;
GtkWidget *dock;
GList *iter;
GimpUIManager *ui_manager;
g_return_val_if_fail (GIMP_IS_DIALOG_FACTORY (factory), NULL);
g_return_val_if_fail (GDK_IS_MONITOR (monitor), NULL);
ui_manager = gimp_dock_container_get_ui_manager (dock_container);
dock = gimp_dialog_factory_dialog_new (factory, monitor,
ui_manager,
NULL,
dock_info->dock_type,
-1 /*view_size*/,
FALSE /*present*/);
g_return_val_if_fail (GIMP_IS_DOCK (dock), NULL);
/* Add the dock to the dock window immediately so the stuff in the
* dock has access to e.g. a dialog factory
*/
gimp_dock_container_add_dock (dock_container,
GIMP_DOCK (dock),
dock_info);
/* Note that if it is a toolbox, we will get here even though we
* don't have any books
*/
for (iter = dock_info->books;
iter;
iter = g_list_next (iter))
{
GimpSessionInfoBook *book_info = iter->data;
GtkWidget *dockbook;
dockbook = GTK_WIDGET (gimp_session_info_book_restore (book_info,
GIMP_DOCK (dock)));
if (dockbook)
{
GtkWidget *parent = gtk_widget_get_parent (dockbook);
n_books++;
if (GTK_IS_PANED (parent))
{
GtkPaned *paned = GTK_PANED (parent);
if (dockbook == gtk_paned_get_child2 (paned))
gtk_paned_set_position (paned, book_info->position);
}
}
}
/* Now remove empty dockbooks from the list, check the comment in
* gimp_session_info_book_restore() which explains why the dock
* can contain empty dockbooks at all
*/
if (dock_info->books)
{
GList *books;
books = g_list_copy (gimp_dock_get_dockbooks (GIMP_DOCK (dock)));
while (books)
{
GtkContainer *dockbook = books->data;
GList *children = gtk_container_get_children (dockbook);
if (children)
{
g_list_free (children);
}
else
{
g_object_ref (dockbook);
gimp_dock_remove_book (GIMP_DOCK (dock), GIMP_DOCKBOOK (dockbook));
gtk_widget_destroy (GTK_WIDGET (dockbook));
g_object_unref (dockbook);
n_books--;
}
books = g_list_remove (books, dockbook);
}
}
/* if we removed all books again, the dock was destroyed, so bail out */
if (dock_info->books && n_books == 0)
{
return NULL;
}
gtk_widget_show (dock);
return GIMP_DOCK (dock);
}
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