623 lines
20 KiB
C
623 lines
20 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikadataeditor.c
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* Copyright (C) 2002-2004 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 <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.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 "libpikabase/pikabase.h"
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#include "libpikawidgets/pikawidgets.h"
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#include "widgets-types.h"
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#include "core/pika.h"
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#include "core/pikacontainer.h"
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#include "core/pikacontext.h"
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#include "core/pikadata.h"
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#include "core/pikadatafactory.h"
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#include "pikadataeditor.h"
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#include "pikadocked.h"
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#include "pikamenufactory.h"
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#include "pikasessioninfo-aux.h"
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#include "pikauimanager.h"
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#include "pika-intl.h"
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#define DEFAULT_MINIMAL_HEIGHT 96
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enum
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{
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PROP_0,
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PROP_DATA_FACTORY,
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PROP_CONTEXT,
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PROP_DATA
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};
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static void pika_data_editor_docked_iface_init (PikaDockedInterface *iface);
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static void pika_data_editor_constructed (GObject *object);
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static void pika_data_editor_dispose (GObject *object);
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static void pika_data_editor_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 pika_data_editor_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 pika_data_editor_style_updated (GtkWidget *widget);
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static void pika_data_editor_set_context (PikaDocked *docked,
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PikaContext *context);
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static void pika_data_editor_set_aux_info (PikaDocked *docked,
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GList *aux_info);
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static GList * pika_data_editor_get_aux_info (PikaDocked *docked);
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static gchar * pika_data_editor_get_title (PikaDocked *docked);
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static void pika_data_editor_real_set_data (PikaDataEditor *editor,
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PikaData *data);
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static void pika_data_editor_data_changed (PikaContext *context,
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PikaData *data,
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PikaDataEditor *editor);
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static gboolean pika_data_editor_name_key_press (GtkWidget *widget,
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GdkEventKey *kevent,
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PikaDataEditor *editor);
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static void pika_data_editor_name_activate (GtkWidget *widget,
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PikaDataEditor *editor);
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static gboolean pika_data_editor_name_focus_out (GtkWidget *widget,
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GdkEvent *event,
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PikaDataEditor *editor);
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static void pika_data_editor_data_name_changed (PikaObject *object,
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PikaDataEditor *editor);
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static void pika_data_editor_save_dirty (PikaDataEditor *editor);
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G_DEFINE_TYPE_WITH_CODE (PikaDataEditor, pika_data_editor, PIKA_TYPE_EDITOR,
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G_IMPLEMENT_INTERFACE (PIKA_TYPE_DOCKED,
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pika_data_editor_docked_iface_init))
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#define parent_class pika_data_editor_parent_class
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static PikaDockedInterface *parent_docked_iface = NULL;
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static void
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pika_data_editor_class_init (PikaDataEditorClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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object_class->constructed = pika_data_editor_constructed;
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object_class->set_property = pika_data_editor_set_property;
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object_class->get_property = pika_data_editor_get_property;
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object_class->dispose = pika_data_editor_dispose;
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widget_class->style_updated = pika_data_editor_style_updated;
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klass->set_data = pika_data_editor_real_set_data;
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g_object_class_install_property (object_class, PROP_DATA_FACTORY,
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g_param_spec_object ("data-factory",
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NULL, NULL,
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PIKA_TYPE_DATA_FACTORY,
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PIKA_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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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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PIKA_TYPE_CONTEXT,
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PIKA_PARAM_READWRITE |
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G_PARAM_CONSTRUCT_ONLY));
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g_object_class_install_property (object_class, PROP_DATA,
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g_param_spec_object ("data",
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NULL, NULL,
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PIKA_TYPE_DATA,
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PIKA_PARAM_READWRITE));
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gtk_widget_class_install_style_property (widget_class,
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g_param_spec_int ("minimal-height",
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NULL, NULL,
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32,
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G_MAXINT,
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DEFAULT_MINIMAL_HEIGHT,
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PIKA_PARAM_READABLE));
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}
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static void
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pika_data_editor_docked_iface_init (PikaDockedInterface *iface)
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{
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parent_docked_iface = g_type_interface_peek_parent (iface);
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if (! parent_docked_iface)
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parent_docked_iface = g_type_default_interface_peek (PIKA_TYPE_DOCKED);
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iface->set_context = pika_data_editor_set_context;
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iface->set_aux_info = pika_data_editor_set_aux_info;
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iface->get_aux_info = pika_data_editor_get_aux_info;
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iface->get_title = pika_data_editor_get_title;
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}
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static void
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pika_data_editor_init (PikaDataEditor *editor)
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{
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editor->data_factory = NULL;
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editor->context = NULL;
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editor->data = NULL;
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editor->data_editable = FALSE;
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editor->name_entry = gtk_entry_new ();
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gtk_box_pack_start (GTK_BOX (editor), editor->name_entry, FALSE, FALSE, 0);
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gtk_widget_show (editor->name_entry);
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gtk_editable_set_editable (GTK_EDITABLE (editor->name_entry), FALSE);
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g_signal_connect (editor->name_entry, "key-press-event",
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G_CALLBACK (pika_data_editor_name_key_press),
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editor);
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g_signal_connect (editor->name_entry, "activate",
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G_CALLBACK (pika_data_editor_name_activate),
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editor);
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g_signal_connect (editor->name_entry, "focus-out-event",
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G_CALLBACK (pika_data_editor_name_focus_out),
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editor);
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}
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static void
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pika_data_editor_constructed (GObject *object)
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{
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PikaDataEditor *editor = PIKA_DATA_EDITOR (object);
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G_OBJECT_CLASS (parent_class)->constructed (object);
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pika_assert (PIKA_IS_DATA_FACTORY (editor->data_factory));
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pika_assert (PIKA_IS_CONTEXT (editor->context));
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pika_data_editor_set_edit_active (editor, TRUE);
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}
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static void
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pika_data_editor_dispose (GObject *object)
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{
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PikaDataEditor *editor = PIKA_DATA_EDITOR (object);
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if (editor->data)
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{
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/* Save dirty data before we clear out */
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pika_data_editor_save_dirty (editor);
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pika_data_editor_set_data (editor, NULL);
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}
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if (editor->context)
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pika_docked_set_context (PIKA_DOCKED (editor), NULL);
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G_OBJECT_CLASS (parent_class)->dispose (object);
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}
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static void
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pika_data_editor_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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PikaDataEditor *editor = PIKA_DATA_EDITOR (object);
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switch (property_id)
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{
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case PROP_DATA_FACTORY:
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editor->data_factory = g_value_get_object (value);
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break;
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case PROP_CONTEXT:
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pika_docked_set_context (PIKA_DOCKED (object),
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g_value_get_object (value));
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break;
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case PROP_DATA:
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pika_data_editor_set_data (editor, 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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pika_data_editor_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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PikaDataEditor *editor = PIKA_DATA_EDITOR (object);
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switch (property_id)
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{
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case PROP_DATA_FACTORY:
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g_value_set_object (value, editor->data_factory);
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break;
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case PROP_CONTEXT:
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g_value_set_object (value, editor->context);
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break;
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case PROP_DATA:
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g_value_set_object (value, editor->data);
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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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pika_data_editor_style_updated (GtkWidget *widget)
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{
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PikaDataEditor *editor = PIKA_DATA_EDITOR (widget);
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gint minimal_height;
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GTK_WIDGET_CLASS (parent_class)->style_updated (widget);
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gtk_widget_style_get (widget,
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"minimal-height", &minimal_height,
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NULL);
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if (editor->view)
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gtk_widget_set_size_request (editor->view, -1, minimal_height);
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}
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static void
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pika_data_editor_set_context (PikaDocked *docked,
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PikaContext *context)
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{
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PikaDataEditor *editor = PIKA_DATA_EDITOR (docked);
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if (context == editor->context)
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return;
|
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|
||
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if (parent_docked_iface->set_context)
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parent_docked_iface->set_context (docked, context);
|
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|
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|
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if (editor->context)
|
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{
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g_signal_handlers_disconnect_by_func (editor->context,
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pika_data_editor_data_changed,
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editor);
|
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|
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g_object_unref (editor->context);
|
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|
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}
|
||
|
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|
||
|
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editor->context = context;
|
||
|
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|
||
|
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if (editor->context)
|
||
|
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{
|
||
|
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GType data_type;
|
||
|
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PikaData *data;
|
||
|
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|
||
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g_object_ref (editor->context);
|
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|
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data_type = pika_data_factory_get_data_type (editor->data_factory);
|
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|
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data = PIKA_DATA (pika_context_get_by_type (editor->context, data_type));
|
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|
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g_signal_connect (editor->context,
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pika_context_type_to_signal_name (data_type),
|
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|
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G_CALLBACK (pika_data_editor_data_changed),
|
||
|
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editor);
|
||
|
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|
||
|
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pika_data_editor_data_changed (editor->context, data, editor);
|
||
|
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}
|
||
|
|
}
|
||
|
|
|
||
|
|
#define AUX_INFO_EDIT_ACTIVE "edit-active"
|
||
|
|
#define AUX_INFO_CURRENT_DATA "current-data"
|
||
|
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|
||
|
|
static void
|
||
|
|
pika_data_editor_set_aux_info (PikaDocked *docked,
|
||
|
|
GList *aux_info)
|
||
|
|
{
|
||
|
|
PikaDataEditor *editor = PIKA_DATA_EDITOR (docked);
|
||
|
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GList *list;
|
||
|
|
|
||
|
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parent_docked_iface->set_aux_info (docked, aux_info);
|
||
|
|
|
||
|
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for (list = aux_info; list; list = g_list_next (list))
|
||
|
|
{
|
||
|
|
PikaSessionInfoAux *aux = list->data;
|
||
|
|
|
||
|
|
if (! strcmp (aux->name, AUX_INFO_EDIT_ACTIVE))
|
||
|
|
{
|
||
|
|
gboolean edit_active;
|
||
|
|
|
||
|
|
edit_active = ! g_ascii_strcasecmp (aux->value, "true");
|
||
|
|
|
||
|
|
pika_data_editor_set_edit_active (editor, edit_active);
|
||
|
|
}
|
||
|
|
else if (! strcmp (aux->name, AUX_INFO_CURRENT_DATA))
|
||
|
|
{
|
||
|
|
if (! editor->edit_active)
|
||
|
|
{
|
||
|
|
PikaData *data;
|
||
|
|
|
||
|
|
data = (PikaData *)
|
||
|
|
pika_container_get_child_by_name (pika_data_factory_get_container (editor->data_factory),
|
||
|
|
aux->value);
|
||
|
|
|
||
|
|
if (data)
|
||
|
|
pika_data_editor_set_data (editor, data);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static GList *
|
||
|
|
pika_data_editor_get_aux_info (PikaDocked *docked)
|
||
|
|
{
|
||
|
|
PikaDataEditor *editor = PIKA_DATA_EDITOR (docked);
|
||
|
|
GList *aux_info;
|
||
|
|
PikaSessionInfoAux *aux;
|
||
|
|
|
||
|
|
aux_info = parent_docked_iface->get_aux_info (docked);
|
||
|
|
|
||
|
|
aux = pika_session_info_aux_new (AUX_INFO_EDIT_ACTIVE,
|
||
|
|
editor->edit_active ? "true" : "false");
|
||
|
|
aux_info = g_list_append (aux_info, aux);
|
||
|
|
|
||
|
|
if (editor->data)
|
||
|
|
{
|
||
|
|
const gchar *value;
|
||
|
|
|
||
|
|
value = pika_object_get_name (editor->data);
|
||
|
|
|
||
|
|
aux = pika_session_info_aux_new (AUX_INFO_CURRENT_DATA, value);
|
||
|
|
aux_info = g_list_append (aux_info, aux);
|
||
|
|
}
|
||
|
|
|
||
|
|
return aux_info;
|
||
|
|
}
|
||
|
|
|
||
|
|
static gchar *
|
||
|
|
pika_data_editor_get_title (PikaDocked *docked)
|
||
|
|
{
|
||
|
|
PikaDataEditor *editor = PIKA_DATA_EDITOR (docked);
|
||
|
|
PikaDataEditorClass *editor_class = PIKA_DATA_EDITOR_GET_CLASS (editor);
|
||
|
|
|
||
|
|
if (editor->data_editable)
|
||
|
|
return g_strdup (editor_class->title);
|
||
|
|
else
|
||
|
|
return g_strdup_printf (_("%s (read only)"), editor_class->title);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_data_editor_real_set_data (PikaDataEditor *editor,
|
||
|
|
PikaData *data)
|
||
|
|
{
|
||
|
|
gboolean editable;
|
||
|
|
|
||
|
|
if (editor->data)
|
||
|
|
{
|
||
|
|
pika_data_editor_save_dirty (editor);
|
||
|
|
|
||
|
|
g_signal_handlers_disconnect_by_func (editor->data,
|
||
|
|
pika_data_editor_data_name_changed,
|
||
|
|
editor);
|
||
|
|
|
||
|
|
g_object_unref (editor->data);
|
||
|
|
}
|
||
|
|
|
||
|
|
editor->data = data;
|
||
|
|
|
||
|
|
if (editor->data)
|
||
|
|
{
|
||
|
|
g_object_ref (editor->data);
|
||
|
|
|
||
|
|
g_signal_connect (editor->data, "name-changed",
|
||
|
|
G_CALLBACK (pika_data_editor_data_name_changed),
|
||
|
|
editor);
|
||
|
|
|
||
|
|
gtk_entry_set_text (GTK_ENTRY (editor->name_entry),
|
||
|
|
pika_object_get_name (editor->data));
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
gtk_entry_set_text (GTK_ENTRY (editor->name_entry), "");
|
||
|
|
}
|
||
|
|
|
||
|
|
gtk_editable_set_editable (
|
||
|
|
GTK_EDITABLE (editor->name_entry),
|
||
|
|
editor->data &&
|
||
|
|
pika_viewable_is_name_editable (PIKA_VIEWABLE (editor->data)));
|
||
|
|
|
||
|
|
editable = (editor->data && pika_data_is_writable (editor->data));
|
||
|
|
|
||
|
|
if (editor->data_editable != editable)
|
||
|
|
{
|
||
|
|
editor->data_editable = editable;
|
||
|
|
|
||
|
|
pika_docked_title_changed (PIKA_DOCKED (editor));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_data_editor_set_data (PikaDataEditor *editor,
|
||
|
|
PikaData *data)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_DATA_EDITOR (editor));
|
||
|
|
g_return_if_fail (data == NULL || PIKA_IS_DATA (data));
|
||
|
|
g_return_if_fail (data == NULL ||
|
||
|
|
g_type_is_a (G_TYPE_FROM_INSTANCE (data),
|
||
|
|
pika_data_factory_get_data_type (editor->data_factory)));
|
||
|
|
|
||
|
|
if (editor->data != data)
|
||
|
|
{
|
||
|
|
PIKA_DATA_EDITOR_GET_CLASS (editor)->set_data (editor, data);
|
||
|
|
|
||
|
|
g_object_notify (G_OBJECT (editor), "data");
|
||
|
|
|
||
|
|
if (pika_editor_get_ui_manager (PIKA_EDITOR (editor)))
|
||
|
|
pika_ui_manager_update (pika_editor_get_ui_manager (PIKA_EDITOR (editor)),
|
||
|
|
pika_editor_get_popup_data (PIKA_EDITOR (editor)));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
PikaData *
|
||
|
|
pika_data_editor_get_data (PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_DATA_EDITOR (editor), NULL);
|
||
|
|
|
||
|
|
return editor->data;
|
||
|
|
}
|
||
|
|
|
||
|
|
void
|
||
|
|
pika_data_editor_set_edit_active (PikaDataEditor *editor,
|
||
|
|
gboolean edit_active)
|
||
|
|
{
|
||
|
|
g_return_if_fail (PIKA_IS_DATA_EDITOR (editor));
|
||
|
|
|
||
|
|
if (editor->edit_active != edit_active)
|
||
|
|
{
|
||
|
|
editor->edit_active = edit_active;
|
||
|
|
|
||
|
|
if (editor->edit_active && editor->context)
|
||
|
|
{
|
||
|
|
GType data_type;
|
||
|
|
PikaData *data;
|
||
|
|
|
||
|
|
data_type = pika_data_factory_get_data_type (editor->data_factory);
|
||
|
|
data = PIKA_DATA (pika_context_get_by_type (editor->context,
|
||
|
|
data_type));
|
||
|
|
|
||
|
|
pika_data_editor_set_data (editor, data);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
gboolean
|
||
|
|
pika_data_editor_get_edit_active (PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
g_return_val_if_fail (PIKA_IS_DATA_EDITOR (editor), FALSE);
|
||
|
|
|
||
|
|
return editor->edit_active;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/* private functions */
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_data_editor_data_changed (PikaContext *context,
|
||
|
|
PikaData *data,
|
||
|
|
PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
if (editor->edit_active)
|
||
|
|
pika_data_editor_set_data (editor, data);
|
||
|
|
}
|
||
|
|
|
||
|
|
static gboolean
|
||
|
|
pika_data_editor_name_key_press (GtkWidget *widget,
|
||
|
|
GdkEventKey *kevent,
|
||
|
|
PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
if (kevent->keyval == GDK_KEY_Escape)
|
||
|
|
{
|
||
|
|
gtk_entry_set_text (GTK_ENTRY (editor->name_entry),
|
||
|
|
pika_object_get_name (editor->data));
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_data_editor_name_activate (GtkWidget *widget,
|
||
|
|
PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
if (editor->data)
|
||
|
|
{
|
||
|
|
gchar *new_name;
|
||
|
|
|
||
|
|
new_name = g_strdup (gtk_entry_get_text (GTK_ENTRY (widget)));
|
||
|
|
new_name = g_strstrip (new_name);
|
||
|
|
|
||
|
|
if (strlen (new_name) &&
|
||
|
|
g_strcmp0 (new_name, pika_object_get_name (editor->data)))
|
||
|
|
{
|
||
|
|
pika_object_take_name (PIKA_OBJECT (editor->data), new_name);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
gtk_entry_set_text (GTK_ENTRY (widget),
|
||
|
|
pika_object_get_name (editor->data));
|
||
|
|
g_free (new_name);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static gboolean
|
||
|
|
pika_data_editor_name_focus_out (GtkWidget *widget,
|
||
|
|
GdkEvent *event,
|
||
|
|
PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
pika_data_editor_name_activate (widget, editor);
|
||
|
|
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_data_editor_data_name_changed (PikaObject *object,
|
||
|
|
PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
gtk_entry_set_text (GTK_ENTRY (editor->name_entry),
|
||
|
|
pika_object_get_name (object));
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_data_editor_save_dirty (PikaDataEditor *editor)
|
||
|
|
{
|
||
|
|
PikaData *data = editor->data;
|
||
|
|
|
||
|
|
if (data &&
|
||
|
|
pika_data_is_dirty (data) &&
|
||
|
|
pika_data_is_writable (data))
|
||
|
|
{
|
||
|
|
GError *error = NULL;
|
||
|
|
|
||
|
|
if (! pika_data_factory_data_save_single (editor->data_factory, data,
|
||
|
|
&error))
|
||
|
|
{
|
||
|
|
pika_message_literal (pika_data_factory_get_pika (editor->data_factory),
|
||
|
|
G_OBJECT (editor),
|
||
|
|
PIKA_MESSAGE_ERROR,
|
||
|
|
error->message);
|
||
|
|
g_clear_error (&error);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
