Adding upstream version 3.0.4.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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6822 changed files with 5440542 additions and 0 deletions
278
libgimpwidgets/gimpcontroller.c
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278
libgimpwidgets/gimpcontroller.c
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/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* gimpcontroller.c
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* Copyright (C) 2004 Michael Natterer <mitch@gimp.org>
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libgimpbase/gimpbase.h"
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#include "libgimpcolor/gimpcolor.h"
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#include "libgimpconfig/gimpconfig.h"
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#include "gimpwidgetstypes.h"
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#include "gimpwidgetsmarshal.h"
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#include "libgimp/libgimp-intl.h"
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#define GIMP_ENABLE_CONTROLLER_UNDER_CONSTRUCTION
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#include "gimpcontroller.h"
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#include "gimpicons.h"
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/**
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* SECTION: gimpcontroller
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* @title: GimpController
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* @short_description: Pluggable GIMP input controller modules.
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*
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* An abstract interface for implementing arbitrary input controllers.
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**/
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enum
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{
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PROP_0,
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PROP_NAME,
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PROP_STATE
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};
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enum
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{
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EVENT,
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LAST_SIGNAL
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};
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typedef struct _GimpControllerPrivate
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{
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gchar *name;
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gchar *state;
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} GimpControllerPrivate;
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#define GET_PRIVATE(obj) ((GimpControllerPrivate *) gimp_controller_get_instance_private ((GimpController *) (obj)))
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static void gimp_controller_finalize (GObject *object);
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static void gimp_controller_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gimp_controller_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GimpController, gimp_controller, G_TYPE_OBJECT,
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G_ADD_PRIVATE (GimpController)
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G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG, NULL))
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#define parent_class gimp_controller_parent_class
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static guint controller_signals[LAST_SIGNAL] = { 0 };
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static void
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gimp_controller_class_init (GimpControllerClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = gimp_controller_finalize;
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object_class->set_property = gimp_controller_set_property;
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object_class->get_property = gimp_controller_get_property;
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klass->name = "Unnamed";
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klass->help_domain = NULL;
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klass->help_id = NULL;
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klass->icon_name = GIMP_ICON_CONTROLLER;
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klass->get_n_events = NULL;
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klass->get_event_name = NULL;
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klass->event = NULL;
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g_object_class_install_property (object_class, PROP_NAME,
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g_param_spec_string ("name",
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"Name",
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_("The controller's name"),
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"Unnamed Controller",
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class, PROP_STATE,
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g_param_spec_string ("state",
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"State",
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_("The controller's state, as human-readable string"),
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"Unknown",
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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controller_signals[EVENT] =
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g_signal_new ("event",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GimpControllerClass, event),
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g_signal_accumulator_true_handled, NULL,
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_gimp_widgets_marshal_BOOLEAN__POINTER,
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G_TYPE_BOOLEAN, 1,
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G_TYPE_POINTER);
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}
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static void
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gimp_controller_init (GimpController *controller)
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{
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}
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static void
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gimp_controller_finalize (GObject *object)
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{
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GimpController *controller = GIMP_CONTROLLER (object);
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GimpControllerPrivate *priv = GET_PRIVATE (controller);
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g_clear_pointer (&priv->name, g_free);
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g_clear_pointer (&priv->state, g_free);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gimp_controller_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GimpController *controller = GIMP_CONTROLLER (object);
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GimpControllerPrivate *priv = GET_PRIVATE (controller);
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switch (property_id)
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{
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case PROP_NAME:
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if (priv->name)
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g_free (priv->name);
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priv->name = g_value_dup_string (value);
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break;
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case PROP_STATE:
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if (priv->state)
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g_free (priv->state);
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priv->state = g_value_dup_string (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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gimp_controller_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GimpController *controller = GIMP_CONTROLLER (object);
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GimpControllerPrivate *priv = GET_PRIVATE (controller);
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switch (property_id)
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{
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case PROP_NAME:
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g_value_set_string (value, priv->name);
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break;
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case PROP_STATE:
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g_value_set_string (value, priv->state);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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GimpController *
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gimp_controller_new (GType controller_type)
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{
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GimpController *controller;
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g_return_val_if_fail (g_type_is_a (controller_type, GIMP_TYPE_CONTROLLER),
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NULL);
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controller = g_object_new (controller_type, NULL);
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return controller;
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}
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gint
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gimp_controller_get_n_events (GimpController *controller)
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{
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g_return_val_if_fail (GIMP_IS_CONTROLLER (controller), 0);
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if (GIMP_CONTROLLER_GET_CLASS (controller)->get_n_events)
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return GIMP_CONTROLLER_GET_CLASS (controller)->get_n_events (controller);
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return 0;
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}
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const gchar *
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gimp_controller_get_event_name (GimpController *controller,
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gint event_id)
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{
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const gchar *name = NULL;
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g_return_val_if_fail (GIMP_IS_CONTROLLER (controller), NULL);
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if (GIMP_CONTROLLER_GET_CLASS (controller)->get_event_name)
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name = GIMP_CONTROLLER_GET_CLASS (controller)->get_event_name (controller,
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event_id);
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if (! name)
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name = "<invalid event id>";
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return name;
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}
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const gchar *
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gimp_controller_get_event_blurb (GimpController *controller,
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gint event_id)
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{
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const gchar *blurb = NULL;
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g_return_val_if_fail (GIMP_IS_CONTROLLER (controller), NULL);
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if (GIMP_CONTROLLER_GET_CLASS (controller)->get_event_blurb)
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blurb = GIMP_CONTROLLER_GET_CLASS (controller)->get_event_blurb (controller,
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event_id);
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if (! blurb)
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blurb = "<invalid event id>";
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return blurb;
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}
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gboolean
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gimp_controller_event (GimpController *controller,
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const GimpControllerEvent *event)
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{
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gboolean retval = FALSE;
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g_return_val_if_fail (GIMP_IS_CONTROLLER (controller), FALSE);
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g_return_val_if_fail (event != NULL, FALSE);
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g_signal_emit (controller, controller_signals[EVENT], 0,
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event, &retval);
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return retval;
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}
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