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Diffstat (limited to '')
| -rw-r--r-- | app/widgets/gimppickablepopup.c | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/app/widgets/gimppickablepopup.c b/app/widgets/gimppickablepopup.c new file mode 100644 index 0000000..c0e0161 --- /dev/null +++ b/app/widgets/gimppickablepopup.c @@ -0,0 +1,436 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimppickablepopup.c + * Copyright (C) 2014 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> +#include <gtk/gtk.h> +#include <gdk/gdkkeysyms.h> + +#include "libgimpwidgets/gimpwidgets.h" + +#include "widgets-types.h" + +#include "core/gimp.h" +#include "core/gimpcontext.h" +#include "core/gimpimage.h" +#include "core/gimppickable.h" +#include "core/gimpviewable.h" + +#include "gimpcontainertreeview.h" +#include "gimpcontainerview.h" +#include "gimppickablepopup.h" +#include "gimpviewrenderer.h" + +#include "gimp-intl.h" + + +enum +{ + PROP_0, + PROP_CONTEXT, + PROP_PICKABLE, + PROP_VIEW_SIZE, + PROP_VIEW_BORDER_WIDTH +}; + +struct _GimpPickablePopupPrivate +{ + GimpPickable *pickable; + GimpContext *context; + + gint view_size; + gint view_border_width; + + GtkWidget *image_view; + GtkWidget *layer_view; + GtkWidget *channel_view; + GtkWidget *layer_label; +}; + + +static void gimp_pickable_popup_constructed (GObject *object); +static void gimp_pickable_popup_finalize (GObject *object); +static void gimp_pickable_popup_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec); +static void gimp_pickable_popup_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec); + +static void gimp_pickable_popup_image_changed (GimpContext *context, + GimpImage *image, + GimpPickablePopup *popup); +static void gimp_pickable_popup_item_activate (GimpContainerView *view, + GimpPickable *pickable, + gpointer unused, + GimpPickablePopup *popup); + + +G_DEFINE_TYPE_WITH_PRIVATE (GimpPickablePopup, gimp_pickable_popup, + GIMP_TYPE_POPUP) + +#define parent_class gimp_pickable_popup_parent_class + + +static void +gimp_pickable_popup_class_init (GimpPickablePopupClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->constructed = gimp_pickable_popup_constructed; + object_class->finalize = gimp_pickable_popup_finalize; + object_class->get_property = gimp_pickable_popup_get_property; + object_class->set_property = gimp_pickable_popup_set_property; + + g_object_class_install_property (object_class, PROP_CONTEXT, + g_param_spec_object ("context", + NULL, NULL, + GIMP_TYPE_CONTEXT, + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY)); + + g_object_class_install_property (object_class, PROP_PICKABLE, + g_param_spec_object ("pickable", + NULL, NULL, + GIMP_TYPE_PICKABLE, + GIMP_PARAM_READABLE)); + + g_object_class_install_property (object_class, PROP_VIEW_SIZE, + g_param_spec_int ("view-size", + NULL, NULL, + 1, GIMP_VIEWABLE_MAX_PREVIEW_SIZE, + GIMP_VIEW_SIZE_MEDIUM, + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT)); + + g_object_class_install_property (object_class, PROP_VIEW_BORDER_WIDTH, + g_param_spec_int ("view-border-width", + NULL, NULL, + 0, + GIMP_VIEW_MAX_BORDER_WIDTH, + 1, + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT)); +} + +static void +gimp_pickable_popup_init (GimpPickablePopup *popup) +{ + popup->priv = gimp_pickable_popup_get_instance_private (popup); + + popup->priv->view_size = GIMP_VIEW_SIZE_SMALL; + popup->priv->view_border_width = 1; + + gtk_window_set_resizable (GTK_WINDOW (popup), FALSE); +} + +static void +gimp_pickable_popup_constructed (GObject *object) +{ + GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (object); + GtkWidget *frame; + GtkWidget *hbox; + GtkWidget *vbox; + GtkWidget *label; + GtkWidget *notebook; + GimpImage *image; + + G_OBJECT_CLASS (parent_class)->constructed (object); + + gimp_assert (GIMP_IS_CONTEXT (popup->priv->context)); + + frame = gtk_frame_new (NULL); + gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT); + gtk_container_add (GTK_CONTAINER (popup), frame); + gtk_widget_show (frame); + + hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6); + gtk_container_set_border_width (GTK_CONTAINER (hbox), 6); + gtk_container_add (GTK_CONTAINER (frame), hbox); + gtk_widget_show (hbox); + + vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4); + gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0); + gtk_widget_show (vbox); + + label = gtk_label_new (_("Images")); + gtk_label_set_xalign (GTK_LABEL (label), 0.0); + gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0); + gtk_widget_show (label); + + popup->priv->image_view = + gimp_container_tree_view_new (popup->priv->context->gimp->images, + popup->priv->context, + popup->priv->view_size, + popup->priv->view_border_width); + gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (popup->priv->image_view), + 4 * (popup->priv->view_size + + 2 * popup->priv->view_border_width), + 4 * (popup->priv->view_size + + 2 * popup->priv->view_border_width)); + gtk_box_pack_start (GTK_BOX (vbox), popup->priv->image_view, TRUE, TRUE, 0); + gtk_widget_show (popup->priv->image_view); + + g_signal_connect_object (popup->priv->image_view, "activate-item", + G_CALLBACK (gimp_pickable_popup_item_activate), + G_OBJECT (popup), 0); + + vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4); + gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0); + gtk_widget_show (vbox); + + popup->priv->layer_label = label = + gtk_label_new (_("Select an image in the left pane")); + gtk_label_set_xalign (GTK_LABEL (label), 0.0); + gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END); + gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0); + gtk_widget_show (label); + + notebook = gtk_notebook_new (); + gtk_box_pack_start (GTK_BOX (vbox), notebook, TRUE, TRUE, 0); + gtk_widget_show (notebook); + + popup->priv->layer_view = + gimp_container_tree_view_new (NULL, + popup->priv->context, + popup->priv->view_size, + popup->priv->view_border_width); + gtk_tree_view_set_show_expanders (GTK_TREE_VIEW (GIMP_CONTAINER_TREE_VIEW (popup->priv->layer_view)->view), + TRUE); + gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (popup->priv->layer_view), + 4 * (popup->priv->view_size + + 2 * popup->priv->view_border_width), + 4 * (popup->priv->view_size + + 2 * popup->priv->view_border_width)); + gtk_notebook_append_page (GTK_NOTEBOOK (notebook), + popup->priv->layer_view, + gtk_label_new (_("Layers"))); + gtk_widget_show (popup->priv->layer_view); + + g_signal_connect_object (popup->priv->layer_view, "activate-item", + G_CALLBACK (gimp_pickable_popup_item_activate), + G_OBJECT (popup), 0); + + popup->priv->channel_view = + gimp_container_tree_view_new (NULL, + popup->priv->context, + popup->priv->view_size, + popup->priv->view_border_width); + gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (popup->priv->channel_view), + 4 * (popup->priv->view_size + + 2 * popup->priv->view_border_width), + 4 * (popup->priv->view_size + + 2 * popup->priv->view_border_width)); + gtk_notebook_append_page (GTK_NOTEBOOK (notebook), + popup->priv->channel_view, + gtk_label_new (_("Channels"))); + gtk_widget_show (popup->priv->channel_view); + + g_signal_connect_object (popup->priv->channel_view, "activate-item", + G_CALLBACK (gimp_pickable_popup_item_activate), + G_OBJECT (popup), 0); + + g_signal_connect_object (popup->priv->context, "image-changed", + G_CALLBACK (gimp_pickable_popup_image_changed), + G_OBJECT (popup), 0); + + image = gimp_context_get_image (popup->priv->context); + gimp_pickable_popup_image_changed (popup->priv->context, image, popup); +} + +static void +gimp_pickable_popup_finalize (GObject *object) +{ + GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (object); + + g_clear_object (&popup->priv->pickable); + g_clear_object (&popup->priv->context); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static void +gimp_pickable_popup_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (object); + + switch (property_id) + { + case PROP_CONTEXT: + if (popup->priv->context) + g_object_unref (popup->priv->context); + popup->priv->context = g_value_dup_object (value); + break; + + case PROP_VIEW_SIZE: + popup->priv->view_size = g_value_get_int (value); + break; + + case PROP_VIEW_BORDER_WIDTH: + popup->priv->view_border_width = g_value_get_int (value); + break; + + case PROP_PICKABLE: + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_pickable_popup_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GimpPickablePopup *popup = GIMP_PICKABLE_POPUP (object); + + switch (property_id) + { + case PROP_CONTEXT: + g_value_set_object (value, popup->priv->context); + break; + + case PROP_PICKABLE: + g_value_set_object (value, popup->priv->pickable); + break; + + case PROP_VIEW_SIZE: + g_value_set_int (value, popup->priv->view_size); + break; + + case PROP_VIEW_BORDER_WIDTH: + g_value_set_int (value, popup->priv->view_border_width); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +GtkWidget * +gimp_pickable_popup_new (GimpContext *context, + gint view_size, + gint view_border_width) +{ + g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL); + g_return_val_if_fail (view_size > 0 && + view_size <= GIMP_VIEWABLE_MAX_POPUP_SIZE, NULL); + g_return_val_if_fail (view_border_width >= 0 && + view_border_width <= GIMP_VIEW_MAX_BORDER_WIDTH, + NULL); + + return g_object_new (GIMP_TYPE_PICKABLE_POPUP, + "type", GTK_WINDOW_POPUP, + "context", context, + "view-size", view_size, + "view-border-width", view_border_width, + NULL); +} + +GimpPickable * +gimp_pickable_popup_get_pickable (GimpPickablePopup *popup) +{ + GtkWidget *focus; + GimpPickable *pickable = NULL; + + g_return_val_if_fail (GIMP_IS_PICKABLE_POPUP (popup), NULL); + + focus = gtk_window_get_focus (GTK_WINDOW (popup)); + + if (focus && gtk_widget_is_ancestor (focus, popup->priv->image_view)) + { + pickable = GIMP_PICKABLE (gimp_context_get_image (popup->priv->context)); + } + else if (focus && gtk_widget_is_ancestor (focus, popup->priv->layer_view)) + { + GList *selected; + + if (gimp_container_view_get_selected (GIMP_CONTAINER_VIEW (popup->priv->layer_view), + &selected)) + { + pickable = selected->data; + g_list_free (selected); + } + } + else if (focus && gtk_widget_is_ancestor (focus, popup->priv->channel_view)) + { + GList *selected; + + if (gimp_container_view_get_selected (GIMP_CONTAINER_VIEW (popup->priv->channel_view), + &selected)) + { + pickable = selected->data; + g_list_free (selected); + } + } + + return pickable; +} + + +/* private functions */ + +static void +gimp_pickable_popup_image_changed (GimpContext *context, + GimpImage *image, + GimpPickablePopup *popup) +{ + GimpContainer *layers = NULL; + GimpContainer *channels = NULL; + + if (image) + { + gchar *desc; + + layers = gimp_image_get_layers (image); + channels = gimp_image_get_channels (image); + + desc = gimp_viewable_get_description (GIMP_VIEWABLE (image), NULL); + gtk_label_set_text (GTK_LABEL (popup->priv->layer_label), desc); + g_free (desc); + } + else + { + gtk_label_set_text (GTK_LABEL (popup->priv->layer_label), + _("Select an image in the left pane")); + } + + gimp_container_view_set_container (GIMP_CONTAINER_VIEW (popup->priv->layer_view), + layers); + gimp_container_view_set_container (GIMP_CONTAINER_VIEW (popup->priv->channel_view), + channels); +} + +static void +gimp_pickable_popup_item_activate (GimpContainerView *view, + GimpPickable *pickable, + gpointer unused, + GimpPickablePopup *popup) +{ + g_signal_emit_by_name (popup, "confirm"); +} |