257 lines
8.7 KiB
C
257 lines
8.7 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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* pikafiltertool-settings.c
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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 <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikabase/pikabase.h"
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#include "libpikaconfig/pikaconfig.h"
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#include "libpikawidgets/pikawidgets.h"
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#include "tools-types.h"
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#include "core/pika.h"
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#include "core/pikatoolinfo.h"
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#include "widgets/pikasettingsbox.h"
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#include "display/pikatoolgui.h"
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#include "pikafiltertool.h"
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#include "pikafiltertool-settings.h"
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#include "pika-intl.h"
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/* local function prototypes */
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static gboolean pika_filter_tool_settings_import (PikaSettingsBox *box,
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GFile *file,
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PikaFilterTool *filter_tool);
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static gboolean pika_filter_tool_settings_export (PikaSettingsBox *box,
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GFile *file,
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PikaFilterTool *filter_tool);
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/* public functions */
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GtkWidget *
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pika_filter_tool_get_settings_box (PikaFilterTool *filter_tool)
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{
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PikaToolInfo *tool_info = PIKA_TOOL (filter_tool)->tool_info;
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GQuark quark = g_quark_from_static_string ("settings-folder");
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GType type = G_TYPE_FROM_INSTANCE (filter_tool->config);
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GFile *settings_folder;
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GtkWidget *box;
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GtkWidget *label;
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GtkWidget *combo;
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gchar *import_title;
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gchar *export_title;
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settings_folder = g_type_get_qdata (type, quark);
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import_title = g_strdup_printf (_("Import '%s' Settings"),
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pika_tool_get_label (PIKA_TOOL (filter_tool)));
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export_title = g_strdup_printf (_("Export '%s' Settings"),
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pika_tool_get_label (PIKA_TOOL (filter_tool)));
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box = pika_settings_box_new (tool_info->pika,
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filter_tool->config,
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filter_tool->settings,
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import_title,
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export_title,
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pika_tool_get_help_id (PIKA_TOOL (filter_tool)),
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settings_folder,
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NULL);
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g_free (import_title);
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g_free (export_title);
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g_signal_connect (box, "import",
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G_CALLBACK (pika_filter_tool_settings_import),
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filter_tool);
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g_signal_connect (box, "export",
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G_CALLBACK (pika_filter_tool_settings_export),
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filter_tool);
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g_signal_connect_swapped (box, "selected",
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G_CALLBACK (pika_filter_tool_set_config),
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filter_tool);
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label = gtk_label_new_with_mnemonic (_("Pre_sets:"));
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gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
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gtk_box_reorder_child (GTK_BOX (box), label, 0);
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gtk_widget_show (label);
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combo = pika_settings_box_get_combo (PIKA_SETTINGS_BOX (box));
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gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
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return box;
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}
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gboolean
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pika_filter_tool_real_settings_import (PikaFilterTool *filter_tool,
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GInputStream *input,
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GError **error)
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{
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return pika_config_deserialize_stream (PIKA_CONFIG (filter_tool->config),
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input,
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NULL, error);
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}
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gboolean
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pika_filter_tool_real_settings_export (PikaFilterTool *filter_tool,
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GOutputStream *output,
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GError **error)
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{
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PikaTool *tool = PIKA_TOOL (filter_tool);
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gchar *header;
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gchar *footer;
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gboolean success;
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header = g_strdup_printf ("PIKA '%s' settings",
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pika_tool_get_label (tool));
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footer = g_strdup_printf ("end of '%s' settings",
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pika_tool_get_label (tool));
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success = pika_config_serialize_to_stream (PIKA_CONFIG (filter_tool->config),
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output,
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header, footer,
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NULL, error);
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g_free (header);
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g_free (footer);
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return success;
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}
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/* private functions */
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static gboolean
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pika_filter_tool_settings_import (PikaSettingsBox *box,
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GFile *file,
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PikaFilterTool *filter_tool)
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{
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PikaFilterToolClass *tool_class = PIKA_FILTER_TOOL_GET_CLASS (filter_tool);
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GInputStream *input;
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GError *error = NULL;
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g_return_val_if_fail (tool_class->settings_import != NULL, FALSE);
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if (PIKA_TOOL (filter_tool)->tool_info->pika->be_verbose)
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g_print ("Parsing '%s'\n", pika_file_get_utf8_name (file));
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input = G_INPUT_STREAM (g_file_read (file, NULL, &error));
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if (! input)
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{
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pika_message (PIKA_TOOL (filter_tool)->tool_info->pika,
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G_OBJECT (pika_tool_gui_get_dialog (filter_tool->gui)),
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PIKA_MESSAGE_ERROR,
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_("Could not open '%s' for reading: %s"),
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pika_file_get_utf8_name (file),
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error->message);
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g_clear_error (&error);
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return FALSE;
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}
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if (! tool_class->settings_import (filter_tool, input, &error))
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{
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pika_message (PIKA_TOOL (filter_tool)->tool_info->pika,
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G_OBJECT (pika_tool_gui_get_dialog (filter_tool->gui)),
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PIKA_MESSAGE_ERROR,
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_("Error reading '%s': %s"),
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pika_file_get_utf8_name (file),
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error->message);
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g_clear_error (&error);
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g_object_unref (input);
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return FALSE;
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}
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g_object_unref (input);
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return TRUE;
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}
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static gboolean
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pika_filter_tool_settings_export (PikaSettingsBox *box,
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GFile *file,
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PikaFilterTool *filter_tool)
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{
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PikaFilterToolClass *tool_class = PIKA_FILTER_TOOL_GET_CLASS (filter_tool);
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GOutputStream *output;
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GError *error = NULL;
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g_return_val_if_fail (tool_class->settings_export != NULL, FALSE);
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if (PIKA_TOOL (filter_tool)->tool_info->pika->be_verbose)
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g_print ("Writing '%s'\n", pika_file_get_utf8_name (file));
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output = G_OUTPUT_STREAM (g_file_replace (file,
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NULL, FALSE, G_FILE_CREATE_NONE,
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NULL, &error));
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if (! output)
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{
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pika_message_literal (PIKA_TOOL (filter_tool)->tool_info->pika,
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G_OBJECT (pika_tool_gui_get_dialog (filter_tool->gui)),
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PIKA_MESSAGE_ERROR,
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error->message);
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g_clear_error (&error);
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return FALSE;
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}
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if (! tool_class->settings_export (filter_tool, output, &error))
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{
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GCancellable *cancellable = g_cancellable_new ();
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pika_message (PIKA_TOOL (filter_tool)->tool_info->pika,
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G_OBJECT (pika_tool_gui_get_dialog (filter_tool->gui)),
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PIKA_MESSAGE_ERROR,
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_("Error writing '%s': %s"),
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pika_file_get_utf8_name (file),
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error->message);
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g_clear_error (&error);
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/* Cancel the overwrite initiated by g_file_replace(). */
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g_cancellable_cancel (cancellable);
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g_output_stream_close (output, cancellable, NULL);
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g_object_unref (cancellable);
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g_object_unref (output);
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return FALSE;
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}
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g_object_unref (output);
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pika_message (PIKA_TOOL (filter_tool)->tool_info->pika,
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G_OBJECT (PIKA_TOOL (filter_tool)->display),
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PIKA_MESSAGE_INFO,
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_("Settings saved to '%s'"),
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pika_file_get_utf8_name (file));
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return TRUE;
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}
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