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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 03:13:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 03:13:10 +0000 |
commit | 3c57dd931145d43f2b0aef96c4d178135956bf91 (patch) | |
tree | 3de698981e9f0cc2c4f9569b19a5f3595e741f6b /app/widgets/gimpaccellabel.c | |
parent | Initial commit. (diff) | |
download | gimp-3c57dd931145d43f2b0aef96c4d178135956bf91.tar.xz gimp-3c57dd931145d43f2b0aef96c4d178135956bf91.zip |
Adding upstream version 2.10.36.upstream/2.10.36
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | app/widgets/gimpaccellabel.c | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/app/widgets/gimpaccellabel.c b/app/widgets/gimpaccellabel.c new file mode 100644 index 0000000..cd97206 --- /dev/null +++ b/app/widgets/gimpaccellabel.c @@ -0,0 +1,285 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimpaccellabel.c + * Copyright (C) 2020 Ell + * + * 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> +#include <gtk/gtk.h> + +#include "libgimpbase/gimpbase.h" + +#include "widgets-types.h" + +#include "gimpaction.h" +#include "gimpaccellabel.h" + + +enum +{ + PROP_0, + PROP_ACTION +}; + + +struct _GimpAccelLabelPrivate +{ + GimpAction *action; +}; + + +/* local function prototypes */ + +static void gimp_accel_label_dispose (GObject *object); +static void gimp_accel_label_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec); +static void gimp_accel_label_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec); + +static void gimp_accel_label_accel_changed (GtkAccelGroup *accel_group, + guint keyval, + GdkModifierType modifier, + GClosure *accel_closure, + GimpAccelLabel *accel_label); + +static void gimp_accel_label_update (GimpAccelLabel *accel_label); + + +G_DEFINE_TYPE_WITH_PRIVATE (GimpAccelLabel, gimp_accel_label, GTK_TYPE_LABEL) + +#define parent_class gimp_accel_label_parent_class + + +/* private functions */ + +static void +gimp_accel_label_class_init (GimpAccelLabelClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->dispose = gimp_accel_label_dispose; + object_class->get_property = gimp_accel_label_get_property; + object_class->set_property = gimp_accel_label_set_property; + + g_object_class_install_property (object_class, PROP_ACTION, + g_param_spec_object ("action", + NULL, NULL, + GIMP_TYPE_ACTION, + GIMP_PARAM_READWRITE)); +} + +static void +gimp_accel_label_init (GimpAccelLabel *accel_label) +{ + accel_label->priv = gimp_accel_label_get_instance_private (accel_label); +} + +static void +gimp_accel_label_dispose (GObject *object) +{ + GimpAccelLabel *accel_label = GIMP_ACCEL_LABEL (object); + + gimp_accel_label_set_action (accel_label, NULL); + + G_OBJECT_CLASS (parent_class)->dispose (object); +} + +static void +gimp_accel_label_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GimpAccelLabel *accel_label = GIMP_ACCEL_LABEL (object); + + switch (property_id) + { + case PROP_ACTION: + gimp_accel_label_set_action (accel_label, g_value_get_object (value)); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_accel_label_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GimpAccelLabel *accel_label = GIMP_ACCEL_LABEL (object); + + switch (property_id) + { + case PROP_ACTION: + g_value_set_object (value, accel_label->priv->action); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_accel_label_accel_changed (GtkAccelGroup *accel_group, + guint keyval, + GdkModifierType modifier, + GClosure *accel_closure, + GimpAccelLabel *accel_label) +{ + if (accel_closure == + gimp_action_get_accel_closure (accel_label->priv->action)) + { + gimp_accel_label_update (accel_label); + } +} + +static gboolean +gimp_accel_label_update_accel_find_func (GtkAccelKey *key, + GClosure *closure, + gpointer data) +{ + return (GClosure *) data == closure; +} + +static void +gimp_accel_label_update (GimpAccelLabel *accel_label) +{ + GClosure *accel_closure; + GtkAccelGroup *accel_group; + GtkAccelKey *accel_key; + + gtk_label_set_label (GTK_LABEL (accel_label), NULL); + + if (! accel_label->priv->action) + return; + + accel_closure = gimp_action_get_accel_closure (accel_label->priv->action); + + if (! accel_closure) + return; + + accel_group = gtk_accel_group_from_accel_closure (accel_closure); + + if (! accel_group) + return; + + accel_key = gtk_accel_group_find (accel_group, + gimp_accel_label_update_accel_find_func, + accel_closure); + + if (accel_key && + accel_key->accel_key && + (accel_key->accel_flags & GTK_ACCEL_VISIBLE)) + { + gchar *label; + + label = gtk_accelerator_get_label (accel_key->accel_key, + accel_key->accel_mods); + + gtk_label_set_label (GTK_LABEL (accel_label), label); + + g_free (label); + } +} + + +/* public functions */ + +GtkWidget * +gimp_accel_label_new (GimpAction *action) +{ + g_return_val_if_fail (action == NULL || GIMP_IS_ACTION (action), NULL); + + return g_object_new (GIMP_TYPE_ACCEL_LABEL, + "action", action, + NULL); +} + +void +gimp_accel_label_set_action (GimpAccelLabel *accel_label, + GimpAction *action) +{ + g_return_if_fail (GIMP_IS_ACCEL_LABEL (accel_label)); + g_return_if_fail (action == NULL || GIMP_IS_ACTION (action)); + + if (action != accel_label->priv->action) + { + if (accel_label->priv->action) + { + GClosure *accel_closure; + + accel_closure = gimp_action_get_accel_closure ( + accel_label->priv->action); + + if (accel_closure) + { + GtkAccelGroup *accel_group; + + accel_group = gtk_accel_group_from_accel_closure (accel_closure); + + g_signal_handlers_disconnect_by_func ( + accel_group, + gimp_accel_label_accel_changed, + accel_label); + } + } + + g_set_object (&accel_label->priv->action, action); + + if (accel_label->priv->action) + { + GClosure *accel_closure; + + accel_closure = gimp_action_get_accel_closure ( + accel_label->priv->action); + + if (accel_closure) + { + GtkAccelGroup *accel_group; + + accel_group = gtk_accel_group_from_accel_closure (accel_closure); + + g_signal_connect (accel_group, "accel-changed", + G_CALLBACK (gimp_accel_label_accel_changed), + accel_label); + } + } + + gimp_accel_label_update (accel_label); + + g_object_notify (G_OBJECT (accel_label), "action"); + } +} + +GimpAction * +gimp_accel_label_get_action (GimpAccelLabel *accel_label) +{ + g_return_val_if_fail (GIMP_IS_ACCEL_LABEL (accel_label), NULL); + + return accel_label->priv->action; +} |