PIKApp/app/widgets/pikadatafactoryview.c

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2023-09-26 00:35:21 +02:00
/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* pikadatafactoryview.c
* Copyright (C) 2001-2003 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 <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libpikabase/pikabase.h"
#include "libpikawidgets/pikawidgets.h"
#include "widgets-types.h"
#include "core/pika.h"
#include "core/pikacontainer.h"
#include "core/pikacontext.h"
#include "core/pikadata.h"
#include "core/pikadatafactory.h"
#include "core/pikalist.h"
#include "core/pikataggedcontainer.h"
#include "pikacombotagentry.h"
#include "pikacontainertreestore.h"
#include "pikacontainertreeview.h"
#include "pikacontainerview.h"
#include "pikadatafactoryview.h"
#include "pikadnd.h"
#include "pikadocked.h"
#include "pikamenufactory.h"
#include "pikasessioninfo-aux.h"
#include "pikatagentry.h"
#include "pikauimanager.h"
#include "pikaviewrenderer.h"
#include "pikawidgets-utils.h"
#include "pika-intl.h"
enum
{
PROP_0,
PROP_DATA_FACTORY,
PROP_ACTION_GROUP
};
struct _PikaDataFactoryViewPrivate
{
PikaDataFactory *factory;
gchar *action_group;
PikaContainer *tagged_container;
GtkWidget *query_tag_entry;
GtkWidget *assign_tag_entry;
GList *selected_items;
GtkWidget *edit_button;
GtkWidget *new_button;
GtkWidget *duplicate_button;
GtkWidget *delete_button;
GtkWidget *refresh_button;
};
static void pika_data_factory_view_docked_iface_init (PikaDockedInterface *iface);
static GObject *
pika_data_factory_view_constructor (GType type,
guint n_construct_params,
GObjectConstructParam *construct_params);
static void pika_data_factory_view_constructed (GObject *object);
static void pika_data_factory_view_dispose (GObject *object);
static void pika_data_factory_view_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void pika_data_factory_view_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void pika_data_factory_view_set_aux_info (PikaDocked *docked,
GList *aux_info);
static GList * pika_data_factory_view_get_aux_info (PikaDocked *docked);
static void pika_data_factory_view_activate_item (PikaContainerEditor *editor,
PikaViewable *viewable);
static void pika_data_factory_view_select_item (PikaContainerEditor *editor,
PikaViewable *viewable);
static void pika_data_factory_view_tree_name_edited (GtkCellRendererText *cell,
const gchar *path,
const gchar *name,
PikaDataFactoryView *view);
G_DEFINE_TYPE_WITH_CODE (PikaDataFactoryView, pika_data_factory_view,
PIKA_TYPE_CONTAINER_EDITOR,
G_ADD_PRIVATE (PikaDataFactoryView)
G_IMPLEMENT_INTERFACE (PIKA_TYPE_DOCKED,
pika_data_factory_view_docked_iface_init))
#define parent_class pika_data_factory_view_parent_class
static PikaDockedInterface *parent_docked_iface = NULL;
static void
pika_data_factory_view_class_init (PikaDataFactoryViewClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
PikaContainerEditorClass *editor_class = PIKA_CONTAINER_EDITOR_CLASS (klass);
object_class->constructor = pika_data_factory_view_constructor;
object_class->constructed = pika_data_factory_view_constructed;
object_class->dispose = pika_data_factory_view_dispose;
object_class->set_property = pika_data_factory_view_set_property;
object_class->get_property = pika_data_factory_view_get_property;
editor_class->select_item = pika_data_factory_view_select_item;
editor_class->activate_item = pika_data_factory_view_activate_item;
g_object_class_install_property (object_class, PROP_DATA_FACTORY,
g_param_spec_object ("data-factory",
NULL, NULL,
PIKA_TYPE_DATA_FACTORY,
PIKA_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_ACTION_GROUP,
g_param_spec_string ("action-group",
NULL, NULL,
NULL,
PIKA_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
static void
pika_data_factory_view_init (PikaDataFactoryView *view)
{
view->priv = pika_data_factory_view_get_instance_private (view);
view->priv->tagged_container = NULL;
view->priv->query_tag_entry = NULL;
view->priv->assign_tag_entry = NULL;
view->priv->selected_items = NULL;
view->priv->edit_button = NULL;
view->priv->new_button = NULL;
view->priv->duplicate_button = NULL;
view->priv->delete_button = NULL;
view->priv->refresh_button = NULL;
}
static void
pika_data_factory_view_docked_iface_init (PikaDockedInterface *iface)
{
parent_docked_iface = g_type_interface_peek_parent (iface);
if (! parent_docked_iface)
parent_docked_iface = g_type_default_interface_peek (PIKA_TYPE_DOCKED);
iface->set_aux_info = pika_data_factory_view_set_aux_info;
iface->get_aux_info = pika_data_factory_view_get_aux_info;
}
static GObject *
pika_data_factory_view_constructor (GType type,
guint n_construct_params,
GObjectConstructParam *construct_params)
{
PikaDataFactoryView *factory_view;
GObject *object;
object = G_OBJECT_CLASS (parent_class)->constructor (type,
n_construct_params,
construct_params);
factory_view = PIKA_DATA_FACTORY_VIEW (object);
pika_assert (PIKA_IS_DATA_FACTORY (factory_view->priv->factory));
pika_assert (factory_view->priv->action_group != NULL);
factory_view->priv->tagged_container =
pika_tagged_container_new (pika_data_factory_get_container (factory_view->priv->factory));
/* this must happen in constructor(), because doing it in
* set_property() warns about wrong construct property usage
*/
g_object_set (object,
"container", factory_view->priv->tagged_container,
NULL);
return object;
}
static void
pika_data_factory_view_constructed (GObject *object)
{
PikaDataFactoryView *factory_view = PIKA_DATA_FACTORY_VIEW (object);
PikaDataFactoryViewPrivate *priv = factory_view->priv;
PikaContainerEditor *editor = PIKA_CONTAINER_EDITOR (object);
PikaUIManager *manager;
gchar *str;
G_OBJECT_CLASS (parent_class)->constructed (object);
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pika_container_editor_set_selection_mode (editor, GTK_SELECTION_SINGLE);
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if (PIKA_IS_CONTAINER_TREE_VIEW (editor->view))
{
PikaContainerTreeView *tree_view;
tree_view = PIKA_CONTAINER_TREE_VIEW (editor->view);
pika_container_tree_view_connect_name_edited (tree_view,
G_CALLBACK (pika_data_factory_view_tree_name_edited),
factory_view);
}
manager = pika_editor_get_ui_manager (PIKA_EDITOR (editor->view));
str = g_strdup_printf ("%s-edit", priv->action_group);
if (pika_ui_manager_find_action (manager, priv->action_group, str))
priv->edit_button =
pika_editor_add_action_button (PIKA_EDITOR (editor->view),
priv->action_group,
str, NULL);
g_free (str);
if (pika_data_factory_view_has_data_new_func (factory_view))
{
str = g_strdup_printf ("%s-new", priv->action_group);
priv->new_button =
pika_editor_add_action_button (PIKA_EDITOR (editor->view),
priv->action_group,
str, NULL);
g_free (str);
}
str = g_strdup_printf ("%s-duplicate", priv->action_group);
if (pika_ui_manager_find_action (manager, priv->action_group, str))
priv->duplicate_button =
pika_editor_add_action_button (PIKA_EDITOR (editor->view),
priv->action_group,
str, NULL);
g_free (str);
str = g_strdup_printf ("%s-delete", priv->action_group);
if (pika_ui_manager_find_action (manager, priv->action_group, str))
priv->delete_button =
pika_editor_add_action_button (PIKA_EDITOR (editor->view),
priv->action_group,
str, NULL);
g_free (str);
str = g_strdup_printf ("%s-refresh", priv->action_group);
if (pika_ui_manager_find_action (manager, priv->action_group, str))
priv->refresh_button =
pika_editor_add_action_button (PIKA_EDITOR (editor->view),
priv->action_group,
str, NULL);
g_free (str);
/* Query tag entry */
priv->query_tag_entry =
pika_combo_tag_entry_new (PIKA_TAGGED_CONTAINER (priv->tagged_container),
PIKA_TAG_ENTRY_MODE_QUERY);
gtk_box_pack_start (GTK_BOX (editor->view),
priv->query_tag_entry,
FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (editor->view),
priv->query_tag_entry, 0);
gtk_widget_show (priv->query_tag_entry);
/* Assign tag entry */
priv->assign_tag_entry =
pika_combo_tag_entry_new (PIKA_TAGGED_CONTAINER (priv->tagged_container),
PIKA_TAG_ENTRY_MODE_ASSIGN);
pika_tag_entry_set_selected_items (PIKA_TAG_ENTRY (priv->assign_tag_entry),
priv->selected_items);
g_list_free (priv->selected_items);
priv->selected_items = NULL;
gtk_box_pack_start (GTK_BOX (editor->view),
priv->assign_tag_entry,
FALSE, FALSE, 0);
gtk_widget_show (priv->assign_tag_entry);
if (priv->edit_button)
pika_container_view_enable_dnd (editor->view,
GTK_BUTTON (priv->edit_button),
pika_data_factory_get_data_type (priv->factory));
if (priv->duplicate_button)
pika_container_view_enable_dnd (editor->view,
GTK_BUTTON (priv->duplicate_button),
pika_data_factory_get_data_type (priv->factory));
if (priv->delete_button)
pika_container_view_enable_dnd (editor->view,
GTK_BUTTON (priv->delete_button),
pika_data_factory_get_data_type (priv->factory));
pika_ui_manager_update (manager, editor);
}
static void
pika_data_factory_view_dispose (GObject *object)
{
PikaDataFactoryView *factory_view = PIKA_DATA_FACTORY_VIEW (object);
g_clear_object (&factory_view->priv->tagged_container);
g_clear_object (&factory_view->priv->factory);
g_clear_pointer (&factory_view->priv->action_group, g_free);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
pika_data_factory_view_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
PikaDataFactoryView *factory_view = PIKA_DATA_FACTORY_VIEW (object);
switch (property_id)
{
case PROP_DATA_FACTORY:
factory_view->priv->factory = g_value_dup_object (value);
break;
case PROP_ACTION_GROUP:
factory_view->priv->action_group = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
pika_data_factory_view_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
PikaDataFactoryView *factory_view = PIKA_DATA_FACTORY_VIEW (object);
switch (property_id)
{
case PROP_DATA_FACTORY:
g_value_set_object (value, factory_view->priv->factory);
break;
case PROP_ACTION_GROUP:
g_value_set_string (value, factory_view->priv->action_group);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
#define AUX_INFO_TAG_FILTER "tag-filter"
static void
pika_data_factory_view_set_aux_info (PikaDocked *docked,
GList *aux_info)
{
PikaDataFactoryView *view = PIKA_DATA_FACTORY_VIEW (docked);
GList *list;
parent_docked_iface->set_aux_info (docked, aux_info);
for (list = aux_info; list; list = g_list_next (list))
{
PikaSessionInfoAux *aux = list->data;
if (! strcmp (aux->name, AUX_INFO_TAG_FILTER))
{
gtk_entry_set_text (GTK_ENTRY (view->priv->query_tag_entry),
aux->value);
}
}
}
static GList *
pika_data_factory_view_get_aux_info (PikaDocked *docked)
{
PikaDataFactoryView *view = PIKA_DATA_FACTORY_VIEW (docked);
GList *aux_info;
const gchar *tag_filter;
aux_info = parent_docked_iface->get_aux_info (docked);
tag_filter = gtk_entry_get_text (GTK_ENTRY (view->priv->query_tag_entry));
if (tag_filter && *tag_filter)
{
PikaSessionInfoAux *aux;
aux = pika_session_info_aux_new (AUX_INFO_TAG_FILTER, tag_filter);
aux_info = g_list_append (aux_info, aux);
}
return aux_info;
}
GtkWidget *
pika_data_factory_view_new (PikaViewType view_type,
PikaDataFactory *factory,
PikaContext *context,
gint view_size,
gint view_border_width,
PikaMenuFactory *menu_factory,
const gchar *menu_identifier,
const gchar *ui_path,
const gchar *action_group)
{
g_return_val_if_fail (PIKA_IS_DATA_FACTORY (factory), NULL);
g_return_val_if_fail (PIKA_IS_CONTEXT (context), NULL);
g_return_val_if_fail (view_size > 0 &&
view_size <= PIKA_VIEWABLE_MAX_PREVIEW_SIZE, NULL);
g_return_val_if_fail (view_border_width >= 0 &&
view_border_width <= PIKA_VIEW_MAX_BORDER_WIDTH,
NULL);
g_return_val_if_fail (menu_factory == NULL ||
PIKA_IS_MENU_FACTORY (menu_factory), NULL);
g_return_val_if_fail (action_group != NULL, NULL);
return g_object_new (PIKA_TYPE_DATA_FACTORY_VIEW,
"view-type", view_type,
"data-factory", factory,
"context", context,
"view-size", view_size,
"view-border-width", view_border_width,
"menu-factory", menu_factory,
"menu-identifier", menu_identifier,
"ui-path", ui_path,
"action-group", action_group,
NULL);
}
GtkWidget *
pika_data_factory_view_get_edit_button (PikaDataFactoryView *factory_view)
{
g_return_val_if_fail (PIKA_IS_DATA_FACTORY_VIEW (factory_view), NULL);
return factory_view->priv->edit_button;
}
GtkWidget *
pika_data_factory_view_get_duplicate_button (PikaDataFactoryView *factory_view)
{
g_return_val_if_fail (PIKA_IS_DATA_FACTORY_VIEW (factory_view), NULL);
return factory_view->priv->duplicate_button;
}
PikaDataFactory *
pika_data_factory_view_get_data_factory (PikaDataFactoryView *factory_view)
{
g_return_val_if_fail (PIKA_IS_DATA_FACTORY_VIEW (factory_view), NULL);
return factory_view->priv->factory;
}
GType
pika_data_factory_view_get_children_type (PikaDataFactoryView *factory_view)
{
g_return_val_if_fail (PIKA_IS_DATA_FACTORY_VIEW (factory_view), G_TYPE_NONE);
return pika_data_factory_get_data_type (factory_view->priv->factory);
}
gboolean
pika_data_factory_view_has_data_new_func (PikaDataFactoryView *factory_view)
{
g_return_val_if_fail (PIKA_IS_DATA_FACTORY_VIEW (factory_view), FALSE);
return pika_data_factory_has_data_new_func (factory_view->priv->factory);
}
gboolean
pika_data_factory_view_have (PikaDataFactoryView *factory_view,
PikaObject *object)
{
g_return_val_if_fail (PIKA_IS_DATA_FACTORY_VIEW (factory_view), FALSE);
return pika_container_have (pika_data_factory_get_container (factory_view->priv->factory),
object);
}
static void
pika_data_factory_view_select_item (PikaContainerEditor *editor,
PikaViewable *viewable)
{
PikaDataFactoryView *view = PIKA_DATA_FACTORY_VIEW (editor);
if (PIKA_CONTAINER_EDITOR_CLASS (parent_class)->select_item)
PIKA_CONTAINER_EDITOR_CLASS (parent_class)->select_item (editor, viewable);
if (view->priv->assign_tag_entry)
{
PikaContainerView *container_view = PIKA_CONTAINER_VIEW (editor->view);
GList *active_items = NULL;
pika_container_view_get_selected (container_view, &active_items, NULL);
pika_tag_entry_set_selected_items (PIKA_TAG_ENTRY (view->priv->assign_tag_entry),
active_items);
g_list_free (active_items);
}
else if (viewable)
{
view->priv->selected_items = g_list_append (view->priv->selected_items,
viewable);
}
}
static void
pika_data_factory_view_activate_item (PikaContainerEditor *editor,
PikaViewable *viewable)
{
PikaDataFactoryView *view = PIKA_DATA_FACTORY_VIEW (editor);
PikaData *data = PIKA_DATA (viewable);
if (PIKA_CONTAINER_EDITOR_CLASS (parent_class)->activate_item)
PIKA_CONTAINER_EDITOR_CLASS (parent_class)->activate_item (editor, viewable);
if (data && pika_data_factory_view_have (view,
PIKA_OBJECT (data)))
{
if (view->priv->edit_button &&
gtk_widget_is_sensitive (view->priv->edit_button))
gtk_button_clicked (GTK_BUTTON (view->priv->edit_button));
}
}
static void
pika_data_factory_view_tree_name_edited (GtkCellRendererText *cell,
const gchar *path_str,
const gchar *new_name,
PikaDataFactoryView *view)
{
PikaContainerTreeView *tree_view;
GtkTreePath *path;
GtkTreeIter iter;
tree_view = PIKA_CONTAINER_TREE_VIEW (PIKA_CONTAINER_EDITOR (view)->view);
path = gtk_tree_path_new_from_string (path_str);
if (gtk_tree_model_get_iter (tree_view->model, &iter, path))
{
PikaViewRenderer *renderer;
PikaData *data;
gchar *name;
gtk_tree_model_get (tree_view->model, &iter,
PIKA_CONTAINER_TREE_STORE_COLUMN_RENDERER, &renderer,
-1);
data = PIKA_DATA (renderer->viewable);
if (! new_name)
new_name = "";
name = g_strstrip (g_strdup (new_name));
/* We must block the edited callback at this point, because either
* the call to pika_object_take_name() or gtk_tree_store_set() below
* will trigger a re-ordering and emission of the rows_reordered signal.
* This in turn will stop the editing operation and cause a call to this
* very callback function again. Because the order of the rows has
* changed by then, "path_str" will point at another item and cause the
* name of this item to be changed as well.
*/
g_signal_handlers_block_by_func (cell,
pika_data_factory_view_tree_name_edited,
view);
if (pika_data_is_writable (data) &&
strlen (name) &&
g_strcmp0 (name, pika_object_get_name (data)))
{
pika_object_take_name (PIKA_OBJECT (data), name);
}
else
{
g_free (name);
name = pika_viewable_get_description (renderer->viewable, NULL);
gtk_tree_store_set (GTK_TREE_STORE (tree_view->model), &iter,
PIKA_CONTAINER_TREE_STORE_COLUMN_NAME, name,
-1);
g_free (name);
}
g_signal_handlers_unblock_by_func (cell,
pika_data_factory_view_tree_name_edited,
view);
g_object_unref (renderer);
}
gtk_tree_path_free (path);
}