mirror of https://github.com/GNOME/gimp.git
app: add new widget GimpPickableButton
Totally WIP and later supposed to give simple access to all sorts of things that can provide a GeglBuffer via the GimpPickable interface. Currently only dropping of drawables and images is supported.
This commit is contained in:
Michael Natterer
parent
c7aa623a55
commit
4e2868986a
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@ -257,6 +257,8 @@ libappwidgets_a_sources = \
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gimppatternselect.h \
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gimppdbdialog.c \
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gimppdbdialog.h \
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gimppickablebutton.c \
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gimppickablebutton.h \
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gimppixbuf.c \
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gimppixbuf.h \
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gimppluginaction.c \
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@ -0,0 +1,296 @@
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/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimppickablebutton.c
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* Copyright (C) 2013 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://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 "libgimpwidgets/gimpwidgets.h"
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#include "widgets-types.h"
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#include "core/gimpcontext.h"
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#include "core/gimpimage.h"
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#include "core/gimplayer.h"
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#include "core/gimplayermask.h"
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#include "core/gimppickable.h"
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#include "gimpdnd.h"
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#include "gimpview.h"
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#include "gimpviewrenderer.h"
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#include "gimppickablebutton.h"
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enum
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{
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PROP_0,
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PROP_CONTEXT,
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PROP_PICKABLE
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};
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struct _GimpPickableButtonPrivate
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{
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gint view_size;
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gint view_border_width;
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GimpContext *context;
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GimpPickable *pickable;
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GtkWidget *view;
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};
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static void gimp_pickable_button_constructed (GObject *object);
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static void gimp_pickable_button_finalize (GObject *object);
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static void gimp_pickable_button_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_pickable_button_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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static void gimp_pickable_button_clicked (GtkButton *button);
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static void gimp_pickable_button_drop_pickable (GtkWidget *widget,
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gint x,
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gint y,
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GimpViewable *viewable,
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gpointer data);
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G_DEFINE_TYPE (GimpPickableButton, gimp_pickable_button, GIMP_TYPE_BUTTON)
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#define parent_class gimp_pickable_button_parent_class
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static void
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gimp_pickable_button_class_init (GimpPickableButtonClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkButtonClass *button_class = GTK_BUTTON_CLASS (klass);
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object_class->constructed = gimp_pickable_button_constructed;
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object_class->finalize = gimp_pickable_button_finalize;
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object_class->get_property = gimp_pickable_button_get_property;
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object_class->set_property = gimp_pickable_button_set_property;
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button_class->clicked = gimp_pickable_button_clicked;
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g_object_class_install_property (object_class, PROP_CONTEXT,
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g_param_spec_object ("context",
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NULL, NULL,
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GIMP_TYPE_CONTEXT,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_PICKABLE,
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g_param_spec_object ("pickable",
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NULL, NULL,
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GIMP_TYPE_PICKABLE,
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GIMP_PARAM_READWRITE));
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g_type_class_add_private (klass, sizeof (GimpPickableButtonPrivate));
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}
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static void
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gimp_pickable_button_init (GimpPickableButton *button)
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{
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button->private = G_TYPE_INSTANCE_GET_PRIVATE (button,
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GIMP_TYPE_PICKABLE_BUTTON,
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GimpPickableButtonPrivate);
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button->private->view_size = GIMP_VIEW_SIZE_LARGE;
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button->private->view_border_width = 1;
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gimp_dnd_viewable_dest_add (GTK_WIDGET (button), GIMP_TYPE_LAYER,
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gimp_pickable_button_drop_pickable,
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NULL);
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gimp_dnd_viewable_dest_add (GTK_WIDGET (button), GIMP_TYPE_LAYER_MASK,
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gimp_pickable_button_drop_pickable,
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NULL);
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gimp_dnd_viewable_dest_add (GTK_WIDGET (button), GIMP_TYPE_CHANNEL,
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gimp_pickable_button_drop_pickable,
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NULL);
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gimp_dnd_viewable_dest_add (GTK_WIDGET (button), GIMP_TYPE_IMAGE,
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gimp_pickable_button_drop_pickable,
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NULL);
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}
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static void
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gimp_pickable_button_constructed (GObject *object)
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{
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GimpPickableButton *button = GIMP_PICKABLE_BUTTON (object);
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g_assert (GIMP_IS_CONTEXT (button->private->context));
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button->private->view =
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gimp_view_new_by_types (button->private->context,
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GIMP_TYPE_VIEW,
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GIMP_TYPE_VIEWABLE,
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button->private->view_size,
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button->private->view_border_width,
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FALSE);
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gtk_container_add (GTK_CONTAINER (button), button->private->view);
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gtk_widget_show (button->private->view);
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}
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static void
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gimp_pickable_button_finalize (GObject *object)
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{
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GimpPickableButton *button = GIMP_PICKABLE_BUTTON (object);
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if (button->private->context)
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{
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g_object_unref (button->private->context);
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button->private->context = NULL;
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}
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if (button->private->pickable)
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{
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g_object_unref (button->private->pickable);
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button->private->pickable = NULL;
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}
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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_pickable_button_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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GimpPickableButton *button = GIMP_PICKABLE_BUTTON (object);
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switch (property_id)
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{
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case PROP_CONTEXT:
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if (button->private->context)
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g_object_unref (button->private->context);
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button->private->context = g_value_dup_object (value);
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break;
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case PROP_PICKABLE:
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gimp_pickable_button_set_pickable (button, g_value_get_object (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_pickable_button_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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GimpPickableButton *button = GIMP_PICKABLE_BUTTON (object);
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switch (property_id)
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{
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case PROP_CONTEXT:
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g_value_set_object (value, button->private->context);
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break;
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case PROP_PICKABLE:
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g_value_set_object (value, button->private->pickable);
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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_pickable_button_clicked (GtkButton *button)
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{
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}
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static void
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gimp_pickable_button_drop_pickable (GtkWidget *widget,
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gint x,
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gint y,
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GimpViewable *viewable,
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gpointer data)
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{
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gimp_pickable_button_set_pickable (GIMP_PICKABLE_BUTTON (widget),
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GIMP_PICKABLE (viewable));
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}
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/* public functions */
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GtkWidget *
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gimp_pickable_button_new (GimpContext *context,
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gint view_size,
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gint view_border_width)
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{
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GimpPickableButton *button;
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g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
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g_return_val_if_fail (view_size > 0 &&
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view_size <= GIMP_VIEWABLE_MAX_BUTTON_SIZE, NULL);
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g_return_val_if_fail (view_border_width >= 0 &&
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view_border_width <= GIMP_VIEW_MAX_BORDER_WIDTH,
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NULL);
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button = g_object_new (GIMP_TYPE_PICKABLE_BUTTON,
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"context", context,
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NULL);
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button->private->view_size = view_size;
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button->private->view_border_width = view_border_width;
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return GTK_WIDGET (button);
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}
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GimpPickable *
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gimp_pickable_button_get_pickable (GimpPickableButton *button)
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{
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g_return_val_if_fail (GIMP_IS_PICKABLE_BUTTON (button), NULL);
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return button->private->pickable;
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}
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void
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gimp_pickable_button_set_pickable (GimpPickableButton *button,
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GimpPickable *pickable)
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{
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g_return_if_fail (GIMP_IS_PICKABLE_BUTTON (button));
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if (pickable != button->private->pickable)
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{
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if (button->private->pickable)
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g_object_unref (button->private->pickable);
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button->private->pickable = pickable;
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if (button->private->pickable)
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g_object_ref (button->private->pickable);
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gimp_view_set_viewable (GIMP_VIEW (button->private->view),
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GIMP_VIEWABLE (pickable));
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g_object_notify (G_OBJECT (button), "pickable");
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}
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}
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@ -0,0 +1,60 @@
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/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* gimppickablebutton.h
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* Copyright (C) 2013 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GIMP_PICKABLE_BUTTON_H__
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#define __GIMP_PICKABLE_BUTTON_H__
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#define GIMP_TYPE_PICKABLE_BUTTON (gimp_pickable_button_get_type ())
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#define GIMP_PICKABLE_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_PICKABLE_BUTTON, GimpPickableButton))
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#define GIMP_PICKABLE_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_PICKABLE_BUTTON, GimpPickableButtonClass))
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#define GIMP_IS_PICKABLE_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_PICKABLE_BUTTON))
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#define GIMP_IS_PICKABLE_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_PICKABLE_BUTTON))
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#define GIMP_PICKABLE_BUTTON_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_PICKABLE_BUTTON, GimpPickableButtonClass))
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typedef struct _GimpPickableButtonPrivate GimpPickableButtonPrivate;
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typedef struct _GimpPickableButtonClass GimpPickableButtonClass;
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struct _GimpPickableButton
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{
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GimpButton parent_instance;
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GimpPickableButtonPrivate *private;
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};
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struct _GimpPickableButtonClass
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{
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GimpButtonClass parent_class;
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};
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GType gimp_pickable_button_get_type (void) G_GNUC_CONST;
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GtkWidget * gimp_pickable_button_new (GimpContext *context,
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gint view_size,
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gint view_border_width);
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GimpPickable * gimp_pickable_button_get_pickable (GimpPickableButton *button);
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void gimp_pickable_button_set_pickable (GimpPickableButton *button,
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GimpPickable *pickable);
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#endif /* __GIMP_PICKABLE_BUTTON_H__ */
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@ -187,6 +187,7 @@ typedef struct _GimpLanguageEntry GimpLanguageEntry;
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typedef struct _GimpLanguageStore GimpLanguageStore;
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typedef struct _GimpMessageBox GimpMessageBox;
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typedef struct _GimpOverlayBox GimpOverlayBox;
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typedef struct _GimpPickableButton GimpPickableButton;
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typedef struct _GimpPrefsBox GimpPrefsBox;
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typedef struct _GimpProgressBox GimpProgressBox;
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typedef struct _GimpScaleButton GimpScaleButton;
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