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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:30:19 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:30:19 +0000
commit5c1676dfe6d2f3c837a5e074117b45613fd29a72 (patch)
treecbffb45144febf451e54061db2b21395faf94bfe /app/widgets/gimpcontrollerwheel.c
parentInitial commit. (diff)
downloadgimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.tar.xz
gimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.zip
Adding upstream version 2.10.34.upstream/2.10.34upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'app/widgets/gimpcontrollerwheel.c')
-rw-r--r--app/widgets/gimpcontrollerwheel.c293
1 files changed, 293 insertions, 0 deletions
diff --git a/app/widgets/gimpcontrollerwheel.c b/app/widgets/gimpcontrollerwheel.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * gimpcontrollerwheel.c
+ * Copyright (C) 2004-2015 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#undef GDK_MULTIHEAD_SAFE /* for gdk_keymap_get_default() */
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "gimpcontrollerwheel.h"
+#include "gimphelp-ids.h"
+#include "gimpwidgets-utils.h"
+
+#include "gimp-intl.h"
+
+
+typedef struct _WheelEvent WheelEvent;
+
+struct _WheelEvent
+{
+ const GdkScrollDirection direction;
+ const gchar *modifier_string;
+ GdkModifierType modifiers;
+ const gchar *name;
+ const gchar *blurb;
+};
+
+
+static void gimp_controller_wheel_constructed (GObject *object);
+
+static gint gimp_controller_wheel_get_n_events (GimpController *controller);
+static const gchar * gimp_controller_wheel_get_event_name (GimpController *controller,
+ gint event_id);
+static const gchar * gimp_controller_wheel_get_event_blurb (GimpController *controller,
+ gint event_id);
+
+
+G_DEFINE_TYPE (GimpControllerWheel, gimp_controller_wheel,
+ GIMP_TYPE_CONTROLLER)
+
+#define parent_class gimp_controller_wheel_parent_class
+
+
+static WheelEvent wheel_events[] =
+{
+ { GDK_SCROLL_UP, NULL, 0,
+ "scroll-up",
+ N_("Scroll Up") },
+ { GDK_SCROLL_UP, "<Shift>", 0,
+ "scroll-up-shift",
+ N_("Scroll Up") },
+ { GDK_SCROLL_UP, "<Primary>", 0,
+ "scroll-up-primary",
+ N_("Scroll Up") },
+ { GDK_SCROLL_UP, "<Alt>", 0,
+ "scroll-up-alt",
+ N_("Scroll Up") },
+ { GDK_SCROLL_UP, "<Shift><Primary>", 0,
+ "scroll-up-shift-primary",
+ N_("Scroll Up") },
+ { GDK_SCROLL_UP, "<Shift><Alt>", 0,
+ "scroll-up-shift-alt",
+ N_("Scroll Up") },
+ { GDK_SCROLL_UP, "<Primary><Alt>", 0,
+ "scroll-up-primary-alt",
+ N_("Scroll Up") },
+ { GDK_SCROLL_UP, "<Shift><Primary><Alt>", 0,
+ "scroll-up-shift-primary-alt",
+ N_("Scroll Up") },
+
+ { GDK_SCROLL_DOWN, NULL, 0,
+ "scroll-down",
+ N_("Scroll Down") },
+ { GDK_SCROLL_DOWN, "<Shift>", 0,
+ "scroll-down-shift",
+ N_("Scroll Down") },
+ { GDK_SCROLL_DOWN, "<Primary>", 0,
+ "scroll-down-primary",
+ N_("Scroll Down") },
+ { GDK_SCROLL_DOWN, "<Alt>", 0,
+ "scroll-down-alt",
+ N_("Scroll Down") },
+ { GDK_SCROLL_DOWN, "<Shift><Primary>", 0,
+ "scroll-down-shift-primary",
+ N_("Scroll Down") },
+ { GDK_SCROLL_DOWN, "<Shift><Alt>", 0,
+ "scroll-down-shift-alt",
+ N_("Scroll Down") },
+ { GDK_SCROLL_DOWN, "<Primary><Alt>", 0,
+ "scroll-down-primary-alt",
+ N_("Scroll Down") },
+ { GDK_SCROLL_DOWN, "<Shift><Primary><Alt>", 0,
+ "scroll-down-shift-primary-alt",
+ N_("Scroll Down") },
+
+ { GDK_SCROLL_LEFT, NULL, 0,
+ "scroll-left",
+ N_("Scroll Left") },
+ { GDK_SCROLL_LEFT, "<Shift>", 0,
+ "scroll-left-shift",
+ N_("Scroll Left") },
+ { GDK_SCROLL_LEFT, "<Primary>", 0,
+ "scroll-left-primary",
+ N_("Scroll Left") },
+ { GDK_SCROLL_LEFT, "<Alt>", 0,
+ "scroll-left-alt",
+ N_("Scroll Left") },
+ { GDK_SCROLL_LEFT, "<Shift><Primary>", 0,
+ "scroll-left-shift-primary",
+ N_("Scroll Left") },
+ { GDK_SCROLL_LEFT, "<Shift><Alt>", 0,
+ "scroll-left-shift-alt",
+ N_("Scroll Left") },
+ { GDK_SCROLL_LEFT, "<Primary><Alt>", 0,
+ "scroll-left-primary-alt",
+ N_("Scroll Left") },
+ { GDK_SCROLL_LEFT, "<Shift><Primary><Alt>", 0,
+ "scroll-left-shift-primary-alt",
+ N_("Scroll Left") },
+
+ { GDK_SCROLL_RIGHT, NULL, 0,
+ "scroll-right",
+ N_("Scroll Right") },
+ { GDK_SCROLL_RIGHT, "<Shift>", 0,
+ "scroll-right-shift",
+ N_("Scroll Right") },
+ { GDK_SCROLL_RIGHT, "<Primary>", 0,
+ "scroll-right-primary",
+ N_("Scroll Right") },
+ { GDK_SCROLL_RIGHT, "<Alt>", 0,
+ "scroll-right-alt",
+ N_("Scroll Right") },
+ { GDK_SCROLL_RIGHT, "<Shift><Primary>", 0,
+ "scroll-right-shift-primary",
+ N_("Scroll Right") },
+ { GDK_SCROLL_RIGHT, "<Shift><Alt>", 0,
+ "scroll-right-shift-alt",
+ N_("Scroll Right") },
+ { GDK_SCROLL_RIGHT, "<Primary><Alt>", 0,
+ "scroll-right-primary-alt",
+ N_("Scroll Right") },
+ { GDK_SCROLL_RIGHT, "<Shift><Primary><Alt>", 0,
+ "scroll-right-shift-primary-alt",
+ N_("Scroll Right") }
+};
+
+
+static void
+gimp_controller_wheel_class_init (GimpControllerWheelClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GimpControllerClass *controller_class = GIMP_CONTROLLER_CLASS (klass);
+
+ object_class->constructed = gimp_controller_wheel_constructed;
+
+ controller_class->name = _("Mouse Wheel");
+ controller_class->help_id = GIMP_HELP_CONTROLLER_WHEEL;
+ controller_class->icon_name = GIMP_ICON_CONTROLLER_WHEEL;
+
+ controller_class->get_n_events = gimp_controller_wheel_get_n_events;
+ controller_class->get_event_name = gimp_controller_wheel_get_event_name;
+ controller_class->get_event_blurb = gimp_controller_wheel_get_event_blurb;
+}
+
+static void
+gimp_controller_wheel_init (GimpControllerWheel *wheel)
+{
+ static gboolean events_initialized = FALSE;
+
+ if (! events_initialized)
+ {
+ GdkKeymap *keymap = gdk_keymap_get_default ();
+ gint i;
+
+ for (i = 0; i < G_N_ELEMENTS (wheel_events); i++)
+ {
+ WheelEvent *wevent = &wheel_events[i];
+
+ if (wevent->modifier_string)
+ {
+ gtk_accelerator_parse (wevent->modifier_string, NULL,
+ &wevent->modifiers);
+ gdk_keymap_map_virtual_modifiers (keymap, &wevent->modifiers);
+ }
+
+ if (wevent->modifiers != 0)
+ {
+ wevent->blurb =
+ g_strdup_printf ("%s (%s)", gettext (wevent->blurb),
+ gimp_get_mod_string (wevent->modifiers));
+ }
+ else
+ {
+ wevent->blurb = gettext (wevent->blurb);
+ }
+ }
+
+ events_initialized = TRUE;
+ }
+}
+
+static void
+gimp_controller_wheel_constructed (GObject *object)
+{
+ G_OBJECT_CLASS (parent_class)->constructed (object);
+
+ g_object_set (object,
+ "name", _("Mouse Wheel Events"),
+ "state", _("Ready"),
+ NULL);
+}
+
+static gint
+gimp_controller_wheel_get_n_events (GimpController *controller)
+{
+ return G_N_ELEMENTS (wheel_events);
+}
+
+static const gchar *
+gimp_controller_wheel_get_event_name (GimpController *controller,
+ gint event_id)
+{
+ if (event_id < 0 || event_id >= G_N_ELEMENTS (wheel_events))
+ return NULL;
+
+ return wheel_events[event_id].name;
+}
+
+static const gchar *
+gimp_controller_wheel_get_event_blurb (GimpController *controller,
+ gint event_id)
+{
+ if (event_id < 0 || event_id >= G_N_ELEMENTS (wheel_events))
+ return NULL;
+
+ return wheel_events[event_id].blurb;
+}
+
+gboolean
+gimp_controller_wheel_scroll (GimpControllerWheel *wheel,
+ const GdkEventScroll *sevent)
+{
+ gint i;
+
+ g_return_val_if_fail (GIMP_IS_CONTROLLER_WHEEL (wheel), FALSE);
+ g_return_val_if_fail (sevent != NULL, FALSE);
+
+ /* start with the last event because the last ones in the
+ * up,down,left,right groups have the most keyboard modifiers
+ */
+ for (i = G_N_ELEMENTS (wheel_events) - 1; i >= 0; i--)
+ {
+ if (wheel_events[i].direction == sevent->direction &&
+ (wheel_events[i].modifiers & sevent->state) ==
+ wheel_events[i].modifiers)
+ {
+ GimpControllerEvent controller_event;
+ GimpControllerEventTrigger *trigger;
+
+ trigger = (GimpControllerEventTrigger *) &controller_event;
+
+ trigger->type = GIMP_CONTROLLER_EVENT_TRIGGER;
+ trigger->source = GIMP_CONTROLLER (wheel);
+ trigger->event_id = i;
+
+ return gimp_controller_event (GIMP_CONTROLLER (wheel),
+ &controller_event);
+ }
+ }
+
+ return FALSE;
+}