Adding upstream version 2.10.22.upstream/2.10.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 547 insertions, 0 deletions

diff --git a/app/widgets/gimpdevicemanager.c b/app/widgets/gimpdevicemanager.c
new file mode 100644
index 0000000..7051de7
--- /dev/null
+++ b/app/widgets/gimpdevicemanager.c
@@ -0,0 +1,547 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpdevicemanager.c
+ * Copyright (C) 2011 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 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#undef GSEAL_ENABLE
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "widgets-types.h"
+
+#include "config/gimpconfig-utils.h"
+#include "config/gimpguiconfig.h"
+
+#include "core/gimp.h"
+#include "core/gimpcontext.h"
+#include "core/gimpmarshal.h"
+#include "core/gimptoolinfo.h"
+
+#include "gimpdeviceinfo.h"
+#include "gimpdevicemanager.h"
+
+
+enum
+{
+  PROP_0,
+  PROP_GIMP,
+  PROP_CURRENT_DEVICE
+};
+
+
+
+struct _GimpDeviceManagerPrivate
+{
+  Gimp           *gimp;
+  GHashTable     *displays;
+  GimpDeviceInfo *current_device;
+  GimpToolInfo   *active_tool;
+};
+
+#define GET_PRIVATE(obj) (((GimpDeviceManager *) (obj))->priv)
+
+
+static void   gimp_device_manager_constructed     (GObject           *object);
+static void   gimp_device_manager_dispose         (GObject           *object);
+static void   gimp_device_manager_finalize        (GObject           *object);
+static void   gimp_device_manager_set_property    (GObject           *object,
+                                                   guint              property_id,
+                                                   const GValue      *value,
+                                                   GParamSpec        *pspec);
+static void   gimp_device_manager_get_property    (GObject           *object,
+                                                   guint              property_id,
+                                                   GValue            *value,
+                                                   GParamSpec        *pspec);
+
+static void   gimp_device_manager_display_opened  (GdkDisplayManager *disp_manager,
+                                                   GdkDisplay        *display,
+                                                   GimpDeviceManager *manager);
+static void   gimp_device_manager_display_closed  (GdkDisplay        *display,
+                                                   gboolean           is_error,
+                                                   GimpDeviceManager *manager);
+
+static void   gimp_device_manager_device_added    (GdkDisplay        *gdk_display,
+                                                   GdkDevice         *device,
+                                                   GimpDeviceManager *manager);
+static void   gimp_device_manager_device_removed  (GdkDisplay        *gdk_display,
+                                                   GdkDevice         *device,
+                                                   GimpDeviceManager *manager);
+
+static void   gimp_device_manager_config_notify   (GimpGuiConfig     *config,
+                                                   const GParamSpec  *pspec,
+                                                   GimpDeviceManager *manager);
+
+static void   gimp_device_manager_tool_changed    (GimpContext       *user_context,
+                                                   GimpToolInfo      *tool_info,
+                                                   GimpDeviceManager *manager);
+
+static void   gimp_device_manager_connect_tool    (GimpDeviceManager *manager);
+static void   gimp_device_manager_disconnect_tool (GimpDeviceManager *manager);
+
+
+G_DEFINE_TYPE_WITH_PRIVATE (GimpDeviceManager, gimp_device_manager,
+                            GIMP_TYPE_LIST)
+
+#define parent_class gimp_device_manager_parent_class
+
+
+static void
+gimp_device_manager_class_init (GimpDeviceManagerClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed        = gimp_device_manager_constructed;
+  object_class->dispose            = gimp_device_manager_dispose;
+  object_class->finalize           = gimp_device_manager_finalize;
+  object_class->set_property       = gimp_device_manager_set_property;
+  object_class->get_property       = gimp_device_manager_get_property;
+
+  g_object_class_install_property (object_class, PROP_GIMP,
+                                   g_param_spec_object ("gimp",
+                                                        NULL, NULL,
+                                                        GIMP_TYPE_GIMP,
+                                                        GIMP_PARAM_STATIC_STRINGS |
+                                                        G_PARAM_READWRITE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_CURRENT_DEVICE,
+                                   g_param_spec_object ("current-device",
+                                                        NULL, NULL,
+                                                        GIMP_TYPE_DEVICE_INFO,
+                                                        GIMP_PARAM_STATIC_STRINGS |
+                                                        G_PARAM_READABLE));
+}
+
+static void
+gimp_device_manager_init (GimpDeviceManager *manager)
+{
+  manager->priv = gimp_device_manager_get_instance_private (manager);
+
+  manager->priv->displays = g_hash_table_new_full (g_str_hash,
+                                                   g_str_equal,
+                                                   g_free, NULL);
+}
+
+static void
+gimp_device_manager_constructed (GObject *object)
+{
+  GimpDeviceManager        *manager = GIMP_DEVICE_MANAGER (object);
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (object);
+  GdkDisplayManager        *disp_manager;
+  GSList                   *displays;
+  GSList                   *list;
+  GdkDisplay               *display;
+  GimpDeviceInfo           *device_info;
+  GimpContext              *user_context;
+
+  G_OBJECT_CLASS (parent_class)->constructed (object);
+
+  gimp_assert (GIMP_IS_GIMP (private->gimp));
+
+  disp_manager = gdk_display_manager_get ();
+
+  displays = gdk_display_manager_list_displays (disp_manager);
+
+  /*  present displays in the order in which they were opened  */
+  displays = g_slist_reverse (displays);
+
+  for (list = displays; list; list = g_slist_next (list))
+    {
+      gimp_device_manager_display_opened (disp_manager, list->data, manager);
+    }
+
+  g_slist_free (displays);
+
+  g_signal_connect (disp_manager, "display-opened",
+                    G_CALLBACK (gimp_device_manager_display_opened),
+                    manager);
+
+  display = gdk_display_get_default ();
+
+  device_info =
+    gimp_device_info_get_by_device (gdk_display_get_core_pointer (display));
+
+  gimp_device_manager_set_current_device (manager, device_info);
+
+  g_signal_connect_object (private->gimp->config, "notify::devices-share-tool",
+                           G_CALLBACK (gimp_device_manager_config_notify),
+                           manager, 0);
+
+  user_context = gimp_get_user_context (private->gimp);
+
+  g_signal_connect_object (user_context, "tool-changed",
+                           G_CALLBACK (gimp_device_manager_tool_changed),
+                           manager, 0);
+}
+
+static void
+gimp_device_manager_dispose (GObject *object)
+{
+  GimpDeviceManager *manager = GIMP_DEVICE_MANAGER (object);
+
+  gimp_device_manager_disconnect_tool (manager);
+
+  g_signal_handlers_disconnect_by_func (gdk_display_manager_get (),
+                                        gimp_device_manager_display_opened,
+                                        object);
+
+  G_OBJECT_CLASS (parent_class)->dispose (object);
+}
+
+static void
+gimp_device_manager_finalize (GObject *object)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (object);
+
+  g_clear_pointer (&private->displays, g_hash_table_unref);
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_device_manager_set_property (GObject      *object,
+                                  guint         property_id,
+                                  const GValue *value,
+                                  GParamSpec   *pspec)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (object);
+
+  switch (property_id)
+    {
+    case PROP_GIMP:
+      private->gimp = g_value_get_object (value);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_device_manager_get_property (GObject    *object,
+                                  guint       property_id,
+                                  GValue     *value,
+                                  GParamSpec *pspec)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (object);
+
+  switch (property_id)
+    {
+    case PROP_GIMP:
+      g_value_set_object (value, private->gimp);
+      break;
+
+    case PROP_CURRENT_DEVICE:
+      g_value_set_object (value, private->current_device);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+
+/*  public functions  */
+
+GimpDeviceManager *
+gimp_device_manager_new (Gimp *gimp)
+{
+  g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
+
+  return g_object_new (GIMP_TYPE_DEVICE_MANAGER,
+                       "gimp",          gimp,
+                       "children-type", GIMP_TYPE_DEVICE_INFO,
+                       "policy",        GIMP_CONTAINER_POLICY_STRONG,
+                       "unique-names",  TRUE,
+                       "sort-func",     gimp_device_info_compare,
+                       NULL);
+}
+
+GimpDeviceInfo *
+gimp_device_manager_get_current_device (GimpDeviceManager *manager)
+{
+  g_return_val_if_fail (GIMP_IS_DEVICE_MANAGER (manager), NULL);
+
+  return GET_PRIVATE (manager)->current_device;
+}
+
+void
+gimp_device_manager_set_current_device (GimpDeviceManager *manager,
+                                        GimpDeviceInfo    *info)
+{
+  GimpDeviceManagerPrivate *private;
+  GimpGuiConfig            *config;
+
+  g_return_if_fail (GIMP_IS_DEVICE_MANAGER (manager));
+  g_return_if_fail (GIMP_IS_DEVICE_INFO (info));
+
+  private = GET_PRIVATE (manager);
+
+  config = GIMP_GUI_CONFIG (private->gimp->config);
+
+  if (! config->devices_share_tool && private->current_device)
+    {
+      gimp_device_manager_disconnect_tool (manager);
+    }
+
+  private->current_device = info;
+
+  if (! config->devices_share_tool && private->current_device)
+    {
+      GimpContext *user_context = gimp_get_user_context (private->gimp);
+
+      g_signal_handlers_block_by_func (user_context,
+                                       gimp_device_manager_tool_changed,
+                                       manager);
+
+      gimp_device_info_restore_tool (private->current_device);
+
+      g_signal_handlers_unblock_by_func (user_context,
+                                         gimp_device_manager_tool_changed,
+                                         manager);
+
+      private->active_tool = gimp_context_get_tool (user_context);
+      gimp_device_manager_connect_tool (manager);
+    }
+
+  g_object_notify (G_OBJECT (manager), "current-device");
+}
+
+
+/*  private functions  */
+
+static void
+gimp_device_manager_display_opened (GdkDisplayManager *disp_manager,
+                                    GdkDisplay        *gdk_display,
+                                    GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GList                    *list;
+  const gchar              *display_name;
+  gint                      count;
+
+  display_name = gdk_display_get_name (gdk_display);
+
+  count = GPOINTER_TO_INT (g_hash_table_lookup (private->displays,
+                                                display_name));
+
+  g_hash_table_insert (private->displays, g_strdup (display_name),
+                       GINT_TO_POINTER (count + 1));
+
+  /*  don't add the same display twice  */
+  if (count > 0)
+    return;
+
+  /*  create device info structures for present devices */
+  for (list = gdk_display_list_devices (gdk_display); list; list = list->next)
+    {
+      GdkDevice *device = list->data;
+
+      gimp_device_manager_device_added (gdk_display, device, manager);
+    }
+
+  g_signal_connect (gdk_display, "closed",
+                    G_CALLBACK (gimp_device_manager_display_closed),
+                    manager);
+}
+
+static void
+gimp_device_manager_display_closed (GdkDisplay        *gdk_display,
+                                    gboolean           is_error,
+                                    GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GList                    *list;
+  const gchar              *display_name;
+  gint                      count;
+
+  display_name = gdk_display_get_name (gdk_display);
+
+  count = GPOINTER_TO_INT (g_hash_table_lookup (private->displays,
+                                                display_name));
+
+  /*  don't remove the same display twice  */
+  if (count > 1)
+    {
+      g_hash_table_insert (private->displays, g_strdup (display_name),
+                           GINT_TO_POINTER (count - 1));
+      return;
+    }
+
+  g_hash_table_remove (private->displays, display_name);
+
+  for (list = gdk_display_list_devices (gdk_display); list; list = list->next)
+    {
+      GdkDevice *device = list->data;
+
+      gimp_device_manager_device_removed (gdk_display, device, manager);
+    }
+}
+
+static void
+gimp_device_manager_device_added (GdkDisplay        *gdk_display,
+                                  GdkDevice         *device,
+                                  GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GimpDeviceInfo           *device_info;
+
+  device_info =
+    GIMP_DEVICE_INFO (gimp_container_get_child_by_name (GIMP_CONTAINER (manager),
+                                                        device->name));
+
+  if (device_info)
+    {
+      gimp_device_info_set_device (device_info, device, gdk_display);
+    }
+  else
+    {
+      device_info = gimp_device_info_new (private->gimp, device, gdk_display);
+
+      gimp_device_info_set_default_tool (device_info);
+
+      gimp_container_add (GIMP_CONTAINER (manager), GIMP_OBJECT (device_info));
+      g_object_unref (device_info);
+    }
+}
+
+static void
+gimp_device_manager_device_removed (GdkDisplay        *gdk_display,
+                                    GdkDevice         *device,
+                                    GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GimpDeviceInfo           *device_info;
+
+  device_info =
+    GIMP_DEVICE_INFO (gimp_container_get_child_by_name (GIMP_CONTAINER (manager),
+                                                        device->name));
+
+  if (device_info)
+    {
+      gimp_device_info_set_device (device_info, NULL, NULL);
+
+      if (device_info == private->current_device)
+        {
+          device      = gdk_display_get_core_pointer (gdk_display);
+          device_info = gimp_device_info_get_by_device (device);
+
+          gimp_device_manager_set_current_device (manager, device_info);
+        }
+    }
+}
+
+static void
+gimp_device_manager_config_notify (GimpGuiConfig     *config,
+                                   const GParamSpec  *pspec,
+                                   GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GimpDeviceInfo           *current_device;
+
+  current_device = gimp_device_manager_get_current_device (manager);
+
+  if (config->devices_share_tool)
+    {
+      gimp_device_manager_disconnect_tool (manager);
+      gimp_device_info_save_tool (current_device);
+    }
+  else
+    {
+      GimpContext *user_context = gimp_get_user_context (private->gimp);
+
+      g_signal_handlers_block_by_func (user_context,
+                                       gimp_device_manager_tool_changed,
+                                       manager);
+
+      gimp_device_info_restore_tool (private->current_device);
+
+      g_signal_handlers_unblock_by_func (user_context,
+                                         gimp_device_manager_tool_changed,
+                                         manager);
+
+      private->active_tool = gimp_context_get_tool (user_context);
+      gimp_device_manager_connect_tool (manager);
+    }
+}
+
+static void
+gimp_device_manager_tool_changed (GimpContext       *user_context,
+                                  GimpToolInfo      *tool_info,
+                                  GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GimpGuiConfig            *config;
+
+  config = GIMP_GUI_CONFIG (private->gimp->config);
+
+  if (! config->devices_share_tool)
+    {
+      gimp_device_manager_disconnect_tool (manager);
+    }
+
+  private->active_tool = tool_info;
+
+  if (! config->devices_share_tool)
+    {
+      gimp_device_info_save_tool (private->current_device);
+      gimp_device_manager_connect_tool (manager);
+    }
+}
+
+static void
+gimp_device_manager_connect_tool (GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GimpGuiConfig            *config;
+
+  config = GIMP_GUI_CONFIG (private->gimp->config);
+
+  if (! config->devices_share_tool &&
+      private->active_tool && private->current_device)
+    {
+      GimpToolPreset *preset = GIMP_TOOL_PRESET (private->current_device);
+
+      gimp_config_connect (G_OBJECT (private->active_tool->tool_options),
+                           G_OBJECT (preset->tool_options),
+                           NULL);
+    }
+}
+
+static void
+gimp_device_manager_disconnect_tool (GimpDeviceManager *manager)
+{
+  GimpDeviceManagerPrivate *private = GET_PRIVATE (manager);
+  GimpGuiConfig            *config;
+
+  config = GIMP_GUI_CONFIG (private->gimp->config);
+
+  if (! config->devices_share_tool &&
+      private->active_tool && private->current_device)
+    {
+      GimpToolPreset *preset = GIMP_TOOL_PRESET (private->current_device);
+
+      gimp_config_disconnect (G_OBJECT (private->active_tool->tool_options),
+                              G_OBJECT (preset->tool_options));
+    }
+}