mirror of https://github.com/GNOME/gimp.git
449 lines
16 KiB
C
449 lines
16 KiB
C
/* 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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* gimppickablepopup.c
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* Copyright (C) 2014 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 <gdk/gdkkeysyms.h>
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#include "libgimpwidgets/gimpwidgets.h"
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#include "widgets-types.h"
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#include "core/gimp.h"
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#include "core/gimpcontext.h"
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#include "core/gimpimage.h"
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#include "core/gimppickable.h"
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#include "core/gimpviewable.h"
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#include "gimpcontainertreeview.h"
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#include "gimpcontainerview.h"
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#include "gimppickablepopup.h"
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#include "gimpviewrenderer.h"
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#include "gimp-intl.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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PROP_VIEW_SIZE,
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PROP_VIEW_BORDER_WIDTH
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};
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struct _GimpPickablePopupPrivate
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{
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GimpPickable *pickable;
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GimpContext *context;
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gint view_size;
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gint view_border_width;
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GtkWidget *image_view;
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GtkWidget *layer_view;
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GtkWidget *channel_view;
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GtkWidget *layer_label;
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};
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static void gimp_pickable_popup_constructed (GObject *object);
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static void gimp_pickable_popup_finalize (GObject *object);
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static void gimp_pickable_popup_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_popup_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_popup_image_changed (GimpContext *context,
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GimpImage *image,
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GimpPickablePopup *popup);
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static void gimp_pickable_popup_item_activate (GimpContainerView *view,
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GimpPickable *pickable,
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gpointer unused,
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GimpPickablePopup *popup);
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G_DEFINE_TYPE (GimpPickablePopup, gimp_pickable_popup, GIMP_TYPE_POPUP)
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#define parent_class gimp_pickable_popup_parent_class
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static void
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gimp_pickable_popup_class_init (GimpPickablePopupClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->constructed = gimp_pickable_popup_constructed;
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object_class->finalize = gimp_pickable_popup_finalize;
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object_class->get_property = gimp_pickable_popup_get_property;
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object_class->set_property = gimp_pickable_popup_set_property;
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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_READABLE));
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g_object_class_install_property (object_class, PROP_VIEW_SIZE,
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g_param_spec_int ("view-size",
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NULL, NULL,
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1, GIMP_VIEWABLE_MAX_PREVIEW_SIZE,
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GIMP_VIEW_SIZE_MEDIUM,
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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_VIEW_BORDER_WIDTH,
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g_param_spec_int ("view-border-width",
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NULL, NULL,
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0,
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GIMP_VIEW_MAX_BORDER_WIDTH,
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1,
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GIMP_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_type_class_add_private (klass, sizeof (GimpPickablePopupPrivate));
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}
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static void
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gimp_pickable_popup_init (GimpPickablePopup *popup)
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{
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popup->priv = G_TYPE_INSTANCE_GET_PRIVATE (popup,
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GIMP_TYPE_PICKABLE_POPUP,
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GimpPickablePopupPrivate);
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popup->priv->view_size = GIMP_VIEW_SIZE_SMALL;
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popup->priv->view_border_width = 1;
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gtk_window_set_resizable (GTK_WINDOW (popup), FALSE);
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}
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static void
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gimp_pickable_popup_constructed (GObject *object)
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{
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GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (object);
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GtkWidget *frame;
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GtkWidget *hbox;
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GtkWidget *vbox;
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GtkWidget *label;
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GtkWidget *notebook;
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GimpImage *image;
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G_OBJECT_CLASS (parent_class)->constructed (object);
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g_assert (GIMP_IS_CONTEXT (popup->priv->context));
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frame = gtk_frame_new (NULL);
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gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
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gtk_container_add (GTK_CONTAINER (popup), frame);
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gtk_widget_show (frame);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), 6);
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gtk_container_add (GTK_CONTAINER (frame), hbox);
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gtk_widget_show (hbox);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
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gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
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gtk_widget_show (vbox);
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label = gtk_label_new (_("Images"));
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
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gtk_widget_show (label);
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popup->priv->image_view =
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gimp_container_tree_view_new (popup->priv->context->gimp->images,
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popup->priv->context,
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popup->priv->view_size,
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popup->priv->view_border_width);
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gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (popup->priv->image_view),
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4 * (popup->priv->view_size +
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2 * popup->priv->view_border_width),
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4 * (popup->priv->view_size +
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2 * popup->priv->view_border_width));
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gtk_box_pack_start (GTK_BOX (vbox), popup->priv->image_view, TRUE, TRUE, 0);
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gtk_widget_show (popup->priv->image_view);
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g_signal_connect_object (popup->priv->image_view, "activate-item",
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G_CALLBACK (gimp_pickable_popup_item_activate),
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G_OBJECT (popup), 0);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
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gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
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gtk_widget_show (vbox);
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popup->priv->layer_label = label =
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gtk_label_new (_("Select an image in the left pane"));
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
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gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
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gtk_widget_show (label);
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notebook = gtk_notebook_new ();
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gtk_box_pack_start (GTK_BOX (vbox), notebook, TRUE, TRUE, 0);
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gtk_widget_show (notebook);
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popup->priv->layer_view =
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gimp_container_tree_view_new (NULL,
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popup->priv->context,
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popup->priv->view_size,
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popup->priv->view_border_width);
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gtk_tree_view_set_show_expanders (GTK_TREE_VIEW (GIMP_CONTAINER_TREE_VIEW (popup->priv->layer_view)->view),
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TRUE);
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gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (popup->priv->layer_view),
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4 * (popup->priv->view_size +
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2 * popup->priv->view_border_width),
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4 * (popup->priv->view_size +
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2 * popup->priv->view_border_width));
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gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
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popup->priv->layer_view,
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gtk_label_new (_("Layers")));
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gtk_widget_show (popup->priv->layer_view);
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g_signal_connect_object (popup->priv->layer_view, "activate-item",
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G_CALLBACK (gimp_pickable_popup_item_activate),
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G_OBJECT (popup), 0);
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popup->priv->channel_view =
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gimp_container_tree_view_new (NULL,
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popup->priv->context,
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popup->priv->view_size,
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popup->priv->view_border_width);
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gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (popup->priv->channel_view),
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4 * (popup->priv->view_size +
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2 * popup->priv->view_border_width),
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4 * (popup->priv->view_size +
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2 * popup->priv->view_border_width));
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gtk_notebook_append_page (GTK_NOTEBOOK (notebook),
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popup->priv->channel_view,
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gtk_label_new (_("Channels")));
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gtk_widget_show (popup->priv->channel_view);
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g_signal_connect_object (popup->priv->channel_view, "activate-item",
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G_CALLBACK (gimp_pickable_popup_item_activate),
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G_OBJECT (popup), 0);
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g_signal_connect_object (popup->priv->context, "image-changed",
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G_CALLBACK (gimp_pickable_popup_image_changed),
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G_OBJECT (popup), 0);
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image = gimp_context_get_image (popup->priv->context);
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gimp_pickable_popup_image_changed (popup->priv->context, image, popup);
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}
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static void
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gimp_pickable_popup_finalize (GObject *object)
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{
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GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (object);
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if (popup->priv->pickable)
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{
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g_object_unref (popup->priv->pickable);
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popup->priv->pickable = NULL;
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}
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if (popup->priv->context)
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{
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g_object_unref (popup->priv->context);
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popup->priv->context = 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_popup_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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GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (object);
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switch (property_id)
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{
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case PROP_CONTEXT:
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if (popup->priv->context)
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g_object_unref (popup->priv->context);
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popup->priv->context = g_value_dup_object (value);
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break;
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case PROP_VIEW_SIZE:
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popup->priv->view_size = g_value_get_int (value);
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break;
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case PROP_VIEW_BORDER_WIDTH:
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popup->priv->view_border_width = g_value_get_int (value);
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break;
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case PROP_PICKABLE:
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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_popup_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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GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (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, popup->priv->context);
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break;
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case PROP_PICKABLE:
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g_value_set_object (value, popup->priv->pickable);
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break;
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case PROP_VIEW_SIZE:
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g_value_set_int (value, popup->priv->view_size);
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break;
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case PROP_VIEW_BORDER_WIDTH:
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g_value_set_int (value, popup->priv->view_border_width);
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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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GtkWidget *
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gimp_pickable_popup_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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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_POPUP_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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return g_object_new (GIMP_TYPE_PICKABLE_POPUP,
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"type", GTK_WINDOW_POPUP,
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"context", context,
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"view-size", view_size,
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"view-border-width", view_border_width,
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NULL);
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}
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GimpPickable *
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gimp_pickable_popup_get_pickable (GimpPickablePopup *popup)
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{
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GtkWidget *focus;
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GimpPickable *pickable = NULL;
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g_return_val_if_fail (GIMP_IS_PICKABLE_POPUP (popup), NULL);
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focus = gtk_window_get_focus (GTK_WINDOW (popup));
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if (focus && gtk_widget_is_ancestor (focus, popup->priv->image_view))
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{
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pickable = GIMP_PICKABLE (gimp_context_get_image (popup->priv->context));
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}
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else if (focus && gtk_widget_is_ancestor (focus, popup->priv->layer_view))
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{
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GList *selected;
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if (gimp_container_view_get_selected (GIMP_CONTAINER_VIEW (popup->priv->layer_view),
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&selected))
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{
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pickable = selected->data;
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g_list_free (selected);
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}
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}
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else if (focus && gtk_widget_is_ancestor (focus, popup->priv->channel_view))
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{
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GList *selected;
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if (gimp_container_view_get_selected (GIMP_CONTAINER_VIEW (popup->priv->channel_view),
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&selected))
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{
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pickable = selected->data;
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g_list_free (selected);
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}
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}
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return pickable;
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}
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/* private functions */
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static void
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gimp_pickable_popup_image_changed (GimpContext *context,
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GimpImage *image,
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GimpPickablePopup *popup)
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{
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GimpContainer *layers = NULL;
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GimpContainer *channels = NULL;
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if (image)
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{
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gchar *desc;
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layers = gimp_image_get_layers (image);
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channels = gimp_image_get_channels (image);
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desc = gimp_viewable_get_description (GIMP_VIEWABLE (image), NULL);
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gtk_label_set_text (GTK_LABEL (popup->priv->layer_label), desc);
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g_free (desc);
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}
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else
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{
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gtk_label_set_text (GTK_LABEL (popup->priv->layer_label),
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_("Select an image in the left pane"));
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}
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gimp_container_view_set_container (GIMP_CONTAINER_VIEW (popup->priv->layer_view),
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layers);
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gimp_container_view_set_container (GIMP_CONTAINER_VIEW (popup->priv->channel_view),
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channels);
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}
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static void
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gimp_pickable_popup_item_activate (GimpContainerView *view,
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GimpPickable *pickable,
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gpointer unused,
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GimpPickablePopup *popup)
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{
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g_signal_emit_by_name (popup, "confirm");
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}
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