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gimp/app/widgets/gimpcontrollerkeyboard.c

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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimpcontrollerkeyboard.c
* Copyright (C) 2004 Michael Natterer <mitch@gimp.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "gimpcontrollerkeyboard.h"
#include "gimphelp-ids.h"
#include "gimpwidgets-utils.h"
#include "gimp-intl.h"
typedef struct _KeyboardEvent KeyboardEvent;
struct _KeyboardEvent
{
guint keyval;
GdkModifierType modifiers;
const gchar *name;
gchar *blurb;
};
static GObject * gimp_controller_keyboard_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static gint gimp_controller_keyboard_get_n_events (GimpController *controller);
static const gchar * gimp_controller_keyboard_get_event_name (GimpController *controller,
gint event_id);
static const gchar * gimp_controller_keyboard_get_event_blurb (GimpController *controller,
gint event_id);
G_DEFINE_TYPE (GimpControllerKeyboard, gimp_controller_keyboard,
GIMP_TYPE_CONTROLLER);
#define parent_class gimp_controller_keyboard_parent_class
static KeyboardEvent keyboard_events[] =
{
{ GDK_Up, GDK_MOD1_MASK | GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-up-shift-control-alt",
N_("Cursor Up") },
{ GDK_Up, GDK_MOD1_MASK | GDK_CONTROL_MASK,
"key-up-control-alt",
N_("Cursor Up") },
{ GDK_Up, GDK_MOD1_MASK | GDK_SHIFT_MASK,
"key-up-shift-alt",
N_("Cursor Up") },
{ GDK_Up, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-up-shift-control",
N_("Cursor Up") },
{ GDK_Up, GDK_MOD1_MASK,
"key-up-alt",
N_("Cursor Up") },
{ GDK_Up, GDK_CONTROL_MASK,
"key-up-control",
N_("Cursor Up") },
{ GDK_Up, GDK_SHIFT_MASK,
"key-up-shift",
N_("Cursor Up") },
{ GDK_Up, 0,
"key-up",
N_("Cursor Up") },
{ GDK_Down, GDK_MOD1_MASK | GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-down-shift-control-alt",
N_("Cursor Down") },
{ GDK_Down, GDK_MOD1_MASK | GDK_CONTROL_MASK,
"key-down-control-alt",
N_("Cursor Down") },
{ GDK_Down, GDK_MOD1_MASK | GDK_SHIFT_MASK,
"key-down-shift-alt",
N_("Cursor Down") },
{ GDK_Down, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-down-shift-control",
N_("Cursor Down") },
{ GDK_Down, GDK_MOD1_MASK,
"key-down-alt",
N_("Cursor Down") },
{ GDK_Down, GDK_CONTROL_MASK,
"key-down-control",
N_("Cursor Down") },
{ GDK_Down, GDK_SHIFT_MASK,
"key-down-shift",
N_("Cursor Down") },
{ GDK_Down, 0,
"key-down",
N_("Cursor Down") },
{ GDK_Left, GDK_MOD1_MASK | GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-left-shift-control-alt",
N_("Cursor Left") },
{ GDK_Left, GDK_MOD1_MASK | GDK_CONTROL_MASK,
"key-left-control-alt",
N_("Cursor Left") },
{ GDK_Left, GDK_MOD1_MASK | GDK_SHIFT_MASK,
"key-left-shift-alt",
N_("Cursor Left") },
{ GDK_Left, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-left-shift-control",
N_("Cursor Left") },
{ GDK_Left, GDK_MOD1_MASK,
"key-left-alt",
N_("Cursor Left") },
{ GDK_Left, GDK_CONTROL_MASK,
"key-left-control",
N_("Cursor Left") },
{ GDK_Left, GDK_SHIFT_MASK,
"key-left-shift",
N_("Cursor Left") },
{ GDK_Left, 0,
"key-left",
N_("Cursor Left") },
{ GDK_Right, GDK_MOD1_MASK | GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-right-shift-control-alt",
N_("Cursor Right") },
{ GDK_Right, GDK_MOD1_MASK | GDK_CONTROL_MASK,
"key-right-control-alt",
N_("Cursor Right") },
{ GDK_Right, GDK_MOD1_MASK | GDK_SHIFT_MASK,
"key-right-shift-alt",
N_("Cursor Right") },
{ GDK_Right, GDK_CONTROL_MASK | GDK_SHIFT_MASK,
"key-right-shift-control",
N_("Cursor Right") },
{ GDK_Right, GDK_MOD1_MASK,
"key-right-alt",
N_("Cursor Right") },
{ GDK_Right, GDK_CONTROL_MASK,
"key-right-control",
N_("Cursor Right") },
{ GDK_Right, GDK_SHIFT_MASK,
"key-right-shift",
N_("Cursor Right") },
{ GDK_Right, 0,
"key-right",
N_("Cursor Right") }
};
static void
gimp_controller_keyboard_class_init (GimpControllerKeyboardClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GimpControllerClass *controller_class = GIMP_CONTROLLER_CLASS (klass);
object_class->constructor = gimp_controller_keyboard_constructor;
controller_class->name = _("Keyboard");
controller_class->help_id = GIMP_HELP_CONTROLLER_KEYBOARD;
controller_class->get_n_events = gimp_controller_keyboard_get_n_events;
controller_class->get_event_name = gimp_controller_keyboard_get_event_name;
controller_class->get_event_blurb = gimp_controller_keyboard_get_event_blurb;
}
static void
gimp_controller_keyboard_init (GimpControllerKeyboard *keyboard)
{
static gboolean event_names_initialized = FALSE;
if (! event_names_initialized)
{
gint i;
for (i = 0; i < G_N_ELEMENTS (keyboard_events); i++)
{
KeyboardEvent *kevent = &keyboard_events[i];
if (kevent->modifiers != 0)
{
kevent->blurb =
g_strdup_printf ("%s (%s)", gettext (kevent->blurb),
gimp_get_mod_string (kevent->modifiers));
}
}
event_names_initialized = TRUE;
}
}
static GObject *
gimp_controller_keyboard_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
g_object_set (object,
"name", _("Keyboard Events"),
"state", _("Ready"),
NULL);
return object;
}
static gint
gimp_controller_keyboard_get_n_events (GimpController *controller)
{
return G_N_ELEMENTS (keyboard_events);
}
static const gchar *
gimp_controller_keyboard_get_event_name (GimpController *controller,
gint event_id)
{
if (event_id < 0 || event_id >= G_N_ELEMENTS (keyboard_events))
return NULL;
return keyboard_events[event_id].name;
}
static const gchar *
gimp_controller_keyboard_get_event_blurb (GimpController *controller,
gint event_id)
{
if (event_id < 0 || event_id >= G_N_ELEMENTS (keyboard_events))
return NULL;
return keyboard_events[event_id].blurb;
}
gboolean
gimp_controller_keyboard_key_press (GimpControllerKeyboard *keyboard,
const GdkEventKey *kevent)
{
gint i;
g_return_val_if_fail (GIMP_IS_CONTROLLER_KEYBOARD (keyboard), FALSE);
g_return_val_if_fail (kevent != NULL, FALSE);
for (i = 0; i < G_N_ELEMENTS (keyboard_events); i++)
{
if (keyboard_events[i].keyval == kevent->keyval)
{
if ((keyboard_events[i].modifiers & kevent->state) ==
keyboard_events[i].modifiers)
{
GimpControllerEvent controller_event;
GimpControllerEventTrigger *trigger;
trigger = (GimpControllerEventTrigger *) &controller_event;
trigger->type = GIMP_CONTROLLER_EVENT_TRIGGER;
trigger->source = GIMP_CONTROLLER (keyboard);
trigger->event_id = i;
if (gimp_controller_event (GIMP_CONTROLLER (keyboard),
&controller_event))
{
return TRUE;
}
}
}
}
return FALSE;
}
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