mirror of https://github.com/GNOME/gimp.git
295 lines
7.5 KiB
C
295 lines
7.5 KiB
C
/* The GIMP -- an image manipulation program
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <gtk/gtk.h>
|
|
|
|
#include "libgimpcolor/gimpcolor.h"
|
|
#include "libgimpbase/gimpbase.h"
|
|
|
|
#include "widgets-types.h"
|
|
|
|
#include "core/gimp.h"
|
|
#include "core/gimpdatafactory.h"
|
|
#include "core/gimpgradient.h"
|
|
#include "core/gimplist.h"
|
|
#include "core/gimppattern.h"
|
|
#include "core/gimptoolinfo.h"
|
|
|
|
#include "config/gimpconfig.h"
|
|
|
|
#include "gimpdeviceinfo.h"
|
|
#include "gimpdevices.h"
|
|
|
|
|
|
#define GIMP_DEVICE_MANAGER_DATA_KEY "gimp-device-manager"
|
|
|
|
|
|
typedef struct _GimpDeviceManager GimpDeviceManager;
|
|
|
|
struct _GimpDeviceManager
|
|
{
|
|
GimpContainer *device_info_list;
|
|
GdkDevice *current_device;
|
|
GimpDeviceChangeNotify change_notify;
|
|
};
|
|
|
|
|
|
/* local function prototypes */
|
|
|
|
static GimpDeviceManager * gimp_device_manager_get (Gimp *gimp);
|
|
|
|
|
|
/* public functions */
|
|
|
|
void
|
|
gimp_devices_init (Gimp *gimp,
|
|
GimpDeviceChangeNotify change_notify)
|
|
{
|
|
GimpDeviceManager *manager;
|
|
GdkDevice *device;
|
|
GimpDeviceInfo *device_info;
|
|
GList *list;
|
|
|
|
g_return_if_fail (GIMP_IS_GIMP (gimp));
|
|
|
|
g_return_if_fail (gimp_device_manager_get (gimp) == NULL);
|
|
|
|
manager = g_new0 (GimpDeviceManager, 1);
|
|
|
|
g_object_set_data_full (G_OBJECT (gimp),
|
|
GIMP_DEVICE_MANAGER_DATA_KEY, manager,
|
|
(GDestroyNotify) g_free);
|
|
|
|
manager->device_info_list = gimp_list_new (GIMP_TYPE_DEVICE_INFO,
|
|
GIMP_CONTAINER_POLICY_STRONG);
|
|
manager->current_device = gdk_device_get_core_pointer ();
|
|
manager->change_notify = change_notify;
|
|
|
|
/* create device info structures for present devices */
|
|
for (list = gdk_devices_list (); list; list = g_list_next (list))
|
|
{
|
|
device = (GdkDevice *) list->data;
|
|
|
|
device_info = gimp_device_info_new (gimp, device->name);
|
|
gimp_container_add (manager->device_info_list,
|
|
GIMP_OBJECT (device_info));
|
|
g_object_unref (device_info);
|
|
|
|
gimp_device_info_set_from_device (device_info, device);
|
|
}
|
|
}
|
|
|
|
void
|
|
gimp_devices_exit (Gimp *gimp)
|
|
{
|
|
GimpDeviceManager *manager;
|
|
|
|
g_return_if_fail (GIMP_IS_GIMP (gimp));
|
|
|
|
manager = gimp_device_manager_get (gimp);
|
|
|
|
g_return_if_fail (manager != NULL);
|
|
|
|
g_object_unref (manager->device_info_list);
|
|
g_object_set_data (G_OBJECT (gimp), GIMP_DEVICE_MANAGER_DATA_KEY, NULL);
|
|
}
|
|
|
|
void
|
|
gimp_devices_restore (Gimp *gimp)
|
|
{
|
|
GimpDeviceManager *manager;
|
|
GimpDeviceInfo *device_info;
|
|
GimpContext *user_context;
|
|
gchar *filename;
|
|
GError *error = NULL;
|
|
|
|
g_return_if_fail (GIMP_IS_GIMP (gimp));
|
|
|
|
manager = gimp_device_manager_get (gimp);
|
|
|
|
g_return_if_fail (manager != NULL);
|
|
|
|
filename = gimp_personal_rc_file ("devicerc");
|
|
|
|
if (! gimp_config_deserialize (G_OBJECT (manager->device_info_list),
|
|
filename,
|
|
gimp,
|
|
&error))
|
|
{
|
|
if (error->code != GIMP_CONFIG_ERROR_OPEN_ENOENT)
|
|
g_message (error->message);
|
|
|
|
g_error_free (error);
|
|
/* don't bail out here */
|
|
}
|
|
|
|
g_free (filename);
|
|
|
|
gimp_list_reverse (GIMP_LIST (manager->device_info_list));
|
|
|
|
device_info = gimp_device_info_get_by_device (manager->current_device);
|
|
|
|
g_return_if_fail (GIMP_IS_DEVICE_INFO (device_info));
|
|
|
|
user_context = gimp_get_user_context (gimp);
|
|
|
|
gimp_context_copy_properties (GIMP_CONTEXT (device_info), user_context,
|
|
GIMP_DEVICE_INFO_CONTEXT_MASK);
|
|
gimp_context_set_parent (GIMP_CONTEXT (device_info), user_context);
|
|
}
|
|
|
|
void
|
|
gimp_devices_save (Gimp *gimp)
|
|
{
|
|
GimpDeviceManager *manager;
|
|
gchar *filename;
|
|
GError *error = NULL;
|
|
|
|
g_return_if_fail (GIMP_IS_GIMP (gimp));
|
|
|
|
manager = gimp_device_manager_get (gimp);
|
|
|
|
g_return_if_fail (manager != NULL);
|
|
|
|
filename = gimp_personal_rc_file ("devicerc");
|
|
|
|
if (! gimp_config_serialize (G_OBJECT (manager->device_info_list),
|
|
filename,
|
|
"GIMP devicerc",
|
|
"end of devicerc",
|
|
NULL,
|
|
&error))
|
|
{
|
|
g_message (error->message);
|
|
g_error_free (error);
|
|
}
|
|
|
|
g_free (filename);
|
|
}
|
|
|
|
GdkDevice *
|
|
gimp_devices_get_current (Gimp *gimp)
|
|
{
|
|
GimpDeviceManager *manager;
|
|
|
|
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
|
|
|
|
manager = gimp_device_manager_get (gimp);
|
|
|
|
g_return_val_if_fail (manager != NULL, NULL);
|
|
|
|
return manager->current_device;
|
|
}
|
|
|
|
void
|
|
gimp_devices_select_device (Gimp *gimp,
|
|
GdkDevice *new_device)
|
|
{
|
|
GimpDeviceManager *manager;
|
|
GimpDeviceInfo *current_device_info;
|
|
GimpDeviceInfo *new_device_info;
|
|
GimpContext *user_context;
|
|
|
|
g_return_if_fail (GIMP_IS_GIMP (gimp));
|
|
g_return_if_fail (GDK_IS_DEVICE (new_device));
|
|
|
|
manager = gimp_device_manager_get (gimp);
|
|
|
|
g_return_if_fail (manager != NULL);
|
|
|
|
current_device_info = gimp_device_info_get_by_device (manager->current_device);
|
|
new_device_info = gimp_device_info_get_by_device (new_device);
|
|
|
|
g_return_if_fail (GIMP_IS_DEVICE_INFO (current_device_info));
|
|
g_return_if_fail (GIMP_IS_DEVICE_INFO (new_device_info));
|
|
|
|
gimp_context_set_parent (GIMP_CONTEXT (current_device_info), NULL);
|
|
|
|
manager->current_device = new_device;
|
|
|
|
user_context = gimp_get_user_context (gimp);
|
|
|
|
gimp_context_copy_properties (GIMP_CONTEXT (new_device_info), user_context,
|
|
GIMP_DEVICE_INFO_CONTEXT_MASK);
|
|
gimp_context_set_parent (GIMP_CONTEXT (new_device_info), user_context);
|
|
|
|
if (manager->change_notify)
|
|
manager->change_notify (gimp);
|
|
}
|
|
|
|
gboolean
|
|
gimp_devices_check_change (Gimp *gimp,
|
|
GdkEvent *event)
|
|
{
|
|
GimpDeviceManager *manager;
|
|
GdkDevice *device;
|
|
|
|
g_return_val_if_fail (GIMP_IS_GIMP (gimp), FALSE);
|
|
g_return_val_if_fail (event != NULL, FALSE);
|
|
|
|
manager = gimp_device_manager_get (gimp);
|
|
|
|
g_return_val_if_fail (manager != NULL, FALSE);
|
|
|
|
switch (event->type)
|
|
{
|
|
case GDK_MOTION_NOTIFY:
|
|
device = ((GdkEventMotion *) event)->device;
|
|
break;
|
|
|
|
case GDK_BUTTON_PRESS:
|
|
case GDK_2BUTTON_PRESS:
|
|
case GDK_3BUTTON_PRESS:
|
|
case GDK_BUTTON_RELEASE:
|
|
device = ((GdkEventButton *) event)->device;
|
|
break;
|
|
|
|
case GDK_PROXIMITY_IN:
|
|
case GDK_PROXIMITY_OUT:
|
|
device = ((GdkEventProximity *) event)->device;
|
|
break;
|
|
|
|
case GDK_SCROLL:
|
|
device = ((GdkEventScroll *) event)->device;
|
|
break;
|
|
|
|
default:
|
|
device = manager->current_device;
|
|
break;
|
|
}
|
|
|
|
if (device != manager->current_device)
|
|
{
|
|
gimp_devices_select_device (gimp, device);
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/* private functions */
|
|
|
|
static GimpDeviceManager *
|
|
gimp_device_manager_get (Gimp *gimp)
|
|
{
|
|
return g_object_get_data (G_OBJECT (gimp), GIMP_DEVICE_MANAGER_DATA_KEY);
|
|
}
|