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gimp/libgimp/gimpexportproceduredialog.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpexportproceduredialog.c
* Copyright (C) 2020 Jehan
*
* 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 "libgimpwidgets/gimpwidgets.h"
#include "gimp.h"
#include "gimpui.h"
#include "libgimp-intl.h"
struct _GimpExportProcedureDialog
{
GimpProcedureDialog parent_instance;
GList *additional_metadata;
GimpImage *image;
GThread *metadata_thread;
gboolean metadata_thread_running;
GMutex metadata_thread_mutex;
};
static void gimp_export_procedure_dialog_finalize (GObject *object);
static void gimp_export_procedure_dialog_fill_end (GimpProcedureDialog *dialog,
GimpProcedure *procedure,
GimpProcedureConfig *config);
static void gimp_export_procedure_dialog_fill_list (GimpProcedureDialog *dialog,
GimpProcedure *procedure,
GimpProcedureConfig *config,
GList *properties);
static gpointer gimp_export_procedure_dialog_edit_metadata_thread (gpointer data);
static gboolean gimp_export_procedure_dialog_activate_edit_metadata (GtkLinkButton *link,
GimpExportProcedureDialog *dialog);
G_DEFINE_TYPE (GimpExportProcedureDialog, gimp_export_procedure_dialog, GIMP_TYPE_PROCEDURE_DIALOG)
#define parent_class gimp_export_procedure_dialog_parent_class
static void
gimp_export_procedure_dialog_class_init (GimpExportProcedureDialogClass *klass)
{
GObjectClass *object_class;
GimpProcedureDialogClass *proc_dialog_class;
object_class = G_OBJECT_CLASS (klass);
proc_dialog_class = GIMP_PROCEDURE_DIALOG_CLASS (klass);
object_class->finalize = gimp_export_procedure_dialog_finalize;
proc_dialog_class->fill_end = gimp_export_procedure_dialog_fill_end;
proc_dialog_class->fill_list = gimp_export_procedure_dialog_fill_list;
}
static void
gimp_export_procedure_dialog_init (GimpExportProcedureDialog *dialog)
{
dialog->additional_metadata = NULL;
dialog->image = NULL;
dialog->metadata_thread = NULL;
dialog->metadata_thread_running = FALSE;
g_mutex_init (&dialog->metadata_thread_mutex);
}
static void
gimp_export_procedure_dialog_finalize (GObject *object)
{
GimpExportProcedureDialog *dialog = GIMP_EXPORT_PROCEDURE_DIALOG (object);
g_list_free_full (dialog->additional_metadata, g_free);
g_mutex_lock (&dialog->metadata_thread_mutex);
if (dialog->metadata_thread_running)
{
g_mutex_unlock (&dialog->metadata_thread_mutex);
g_thread_join (dialog->metadata_thread);
g_mutex_lock (&dialog->metadata_thread_mutex);
}
g_mutex_unlock (&dialog->metadata_thread_mutex);
g_mutex_clear (&dialog->metadata_thread_mutex);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_export_procedure_dialog_fill_end (GimpProcedureDialog *dialog,
GimpProcedure *procedure,
GimpProcedureConfig *config)
{
GimpExportProcedureDialog *export_dialog;
GimpExportProcedure *export_procedure;
GtkWidget *content_area;
GIMP_PROCEDURE_DIALOG_CLASS (parent_class)->fill_end (dialog, procedure, config);
export_dialog = GIMP_EXPORT_PROCEDURE_DIALOG (dialog);
export_procedure = GIMP_EXPORT_PROCEDURE (procedure);
content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
if (gimp_export_procedure_get_support_exif (export_procedure) ||
gimp_export_procedure_get_support_iptc (export_procedure) ||
gimp_export_procedure_get_support_xmp (export_procedure) ||
gimp_export_procedure_get_support_profile (export_procedure) ||
gimp_export_procedure_get_support_thumbnail (export_procedure) ||
g_list_length (export_dialog->additional_metadata) > 0 ||
gimp_export_procedure_get_support_comment (export_procedure))
{
GtkWidget *frame;
GtkWidget *frame_title;
GtkWidget *grid;
GtkWidget *widget;
GtkWidget *label;
GtkWidget *link;
PangoAttrList *attrs;
PangoAttribute *attr;
gint n_metadata;
gint left = 0;
gint top = 0;
frame = gimp_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT);
/* Metadata frame title: a label and an edit link. */
frame_title = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
label = gtk_label_new (_("Metadata"));
attrs = pango_attr_list_new ();
attr = pango_attr_weight_new (PANGO_WEIGHT_BOLD);
pango_attr_list_insert (attrs, attr);
gtk_label_set_attributes (GTK_LABEL (label), attrs);
pango_attr_list_unref (attrs);
gtk_box_pack_start (GTK_BOX (frame_title), label, FALSE, FALSE, 0);
gtk_widget_show (label);
link = gtk_link_button_new_with_label (_("Edit Metadata"), _("(edit)"));
gtk_link_button_set_visited (GTK_LINK_BUTTON (link), FALSE);
g_signal_connect (link, "activate-link",
G_CALLBACK (gimp_export_procedure_dialog_activate_edit_metadata),
dialog);
gtk_box_pack_start (GTK_BOX (frame_title), link, FALSE, FALSE, 0);
gtk_widget_show (link);
gtk_frame_set_label_widget (GTK_FRAME (frame), frame_title);
gtk_widget_show (frame_title);
/* Metadata frame contents in a grid.. */
grid = gtk_grid_new ();
gtk_grid_set_column_homogeneous (GTK_GRID (grid), TRUE);
gtk_widget_set_vexpand (grid, TRUE);
gtk_container_add (GTK_CONTAINER (frame), grid);
gtk_widget_show (grid);
/* Line for 3 metadata formats: Exif, IPTC, XMP. */
n_metadata = gimp_export_procedure_get_support_exif (export_procedure) +
gimp_export_procedure_get_support_iptc (export_procedure) +
gimp_export_procedure_get_support_xmp (export_procedure);
n_metadata = MAX (n_metadata,
gimp_export_procedure_get_support_profile (export_procedure) +
gimp_export_procedure_get_support_thumbnail (export_procedure));
if (gimp_export_procedure_get_support_exif (export_procedure))
{
widget = gimp_prop_check_button_new (G_OBJECT (config),
"save-exif", NULL);
gtk_grid_attach (GTK_GRID (grid), widget,
left, 0, 6 / n_metadata, 1);
left += 6 / n_metadata;
top = 1;
gtk_widget_show (widget);
}
if (gimp_export_procedure_get_support_iptc (export_procedure))
{
widget = gimp_prop_check_button_new (G_OBJECT (config),
"save-iptc", NULL);
gtk_grid_attach (GTK_GRID (grid), widget,
left, 0, 6 / n_metadata, 1);
left += 6 / n_metadata;
top = 1;
gtk_widget_show (widget);
}
if (gimp_export_procedure_get_support_xmp (export_procedure))
{
widget = gimp_prop_check_button_new (G_OBJECT (config),
"save-xmp", NULL);
gtk_grid_attach (GTK_GRID (grid), widget,
left, 0, 6 / n_metadata, 1);
left += 6 / n_metadata;
top = 1;
gtk_widget_show (widget);
}
/* Line for specific metadata: profile, thumbnail. */
left = 0;
if (gimp_export_procedure_get_support_profile (export_procedure))
{
widget = gimp_prop_check_button_new (G_OBJECT (config),
"save-color-profile", NULL);
gtk_grid_attach (GTK_GRID (grid), widget,
left, top, 6 / n_metadata, 1);
left += 6 / n_metadata;
gtk_widget_show (widget);
}
if (gimp_export_procedure_get_support_thumbnail (export_procedure))
{
widget = gimp_prop_check_button_new (G_OBJECT (config),
"save-thumbnail", NULL);
gtk_grid_attach (GTK_GRID (grid), widget,
left, top, 6 / n_metadata, 1);
left += 6 / n_metadata;
gtk_widget_show (widget);
}
if (n_metadata > 0)
top++;
/* Custom metadata: n_metadata items per line. */
left = 0;
for (GList *iter = export_dialog->additional_metadata; iter; iter = iter->next)
{
widget = gimp_procedure_dialog_get_widget (dialog, iter->data, G_TYPE_NONE);
gtk_grid_attach (GTK_GRID (grid), widget, left, top, 6 / n_metadata, 1);
left += 6 / n_metadata;
if (left >= 6)
{
top++;
left = 0;
}
gtk_widget_show (widget);
}
top++;
/* Last line for comment field. */
if (gimp_export_procedure_get_support_comment (export_procedure))
{
GtkTextBuffer *buffer;
const gchar *tooltip;
GtkWidget *frame2;
GtkWidget *title;
GParamSpec *pspec;
GtkWidget *scrolled_window;
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (config),
"gimp-comment");
frame2 = gimp_frame_new (NULL);
title = gimp_prop_check_button_new (G_OBJECT (config),
"save-comment", NULL);
gtk_frame_set_label_widget (GTK_FRAME (frame2), title);
gtk_widget_show (title);
buffer = gimp_prop_text_buffer_new (G_OBJECT (config),
"gimp-comment", -1);
widget = gtk_text_view_new_with_buffer (buffer);
gtk_text_view_set_top_margin (GTK_TEXT_VIEW (widget), 3);
gtk_text_view_set_bottom_margin (GTK_TEXT_VIEW (widget), 3);
gtk_text_view_set_left_margin (GTK_TEXT_VIEW (widget), 3);
gtk_text_view_set_right_margin (GTK_TEXT_VIEW (widget), 3);
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (widget), GTK_WRAP_WORD);
g_object_unref (buffer);
tooltip = g_param_spec_get_blurb (pspec);
if (tooltip)
gimp_help_set_help_data (widget, tooltip, NULL);
scrolled_window = gtk_scrolled_window_new (NULL, NULL);
gtk_widget_set_size_request (scrolled_window, -1, 100);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_window), GTK_SHADOW_OUT);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
gtk_container_add (GTK_CONTAINER (frame2), scrolled_window);
gtk_widget_show (scrolled_window);
gtk_widget_set_hexpand (widget, TRUE);
gtk_widget_set_vexpand (widget, TRUE);
gtk_container_add (GTK_CONTAINER (scrolled_window), widget);
gtk_widget_show (widget);
gtk_grid_attach (GTK_GRID (grid), frame2, 0, top, 6, 1);
gtk_widget_show (frame2);
}
gtk_box_pack_start (GTK_BOX (content_area), frame, TRUE, TRUE, 0);
gtk_widget_show (frame);
}
}
static void
gimp_export_procedure_dialog_fill_list (GimpProcedureDialog *dialog,
GimpProcedure *procedure,
GimpProcedureConfig *config,
GList *properties)
{
GimpExportProcedureDialog *export_dialog;
GimpExportProcedure *export_procedure;
GList *properties2 = NULL;
GList *iter;
export_dialog = GIMP_EXPORT_PROCEDURE_DIALOG (dialog);
export_procedure = GIMP_EXPORT_PROCEDURE (procedure);
for (iter = properties; iter; iter = iter->next)
{
gchar *propname = iter->data;
if ((gimp_export_procedure_get_support_exif (export_procedure) &&
g_strcmp0 (propname, "save-exif") == 0) ||
(gimp_export_procedure_get_support_iptc (export_procedure) &&
g_strcmp0 (propname, "save-iptc") == 0) ||
(gimp_export_procedure_get_support_xmp (export_procedure) &&
g_strcmp0 (propname, "save-xmp") == 0) ||
(gimp_export_procedure_get_support_profile (export_procedure) &&
g_strcmp0 (propname, "save-color-profile") == 0) ||
(gimp_export_procedure_get_support_thumbnail (export_procedure) &&
g_strcmp0 (propname, "save-thumbnail") == 0) ||
(gimp_export_procedure_get_support_comment (export_procedure) &&
(g_strcmp0 (propname, "save-comment") == 0 ||
g_strcmp0 (propname, "gimp-comment") == 0)) ||
g_list_find (export_dialog->additional_metadata, propname))
/* Ignoring the standards and custom metadata. */
continue;
properties2 = g_list_prepend (properties2, propname);
}
properties2 = g_list_reverse (properties2);
GIMP_PROCEDURE_DIALOG_CLASS (parent_class)->fill_list (dialog, procedure, config, properties2);
g_list_free (properties2);
}
static gpointer
gimp_export_procedure_dialog_edit_metadata_thread (gpointer data)
{
GimpExportProcedureDialog *dialog = data;
GimpProcedure *procedure;
GBytes *dialog_handle;
g_mutex_lock (&dialog->metadata_thread_mutex);
dialog->metadata_thread_running = TRUE;
g_mutex_unlock (&dialog->metadata_thread_mutex);
procedure = gimp_pdb_lookup_procedure (gimp_get_pdb (), "plug-in-metadata-editor");
dialog_handle = gimp_dialog_get_native_handle (GIMP_DIALOG (dialog));
gimp_procedure_run (procedure,
"run-mode", GIMP_RUN_INTERACTIVE,
"image", dialog->image,
"parent-handle", dialog_handle,
NULL);
g_mutex_lock (&dialog->metadata_thread_mutex);
dialog->metadata_thread_running = FALSE;
g_mutex_unlock (&dialog->metadata_thread_mutex);
return NULL;
}
static gboolean
gimp_export_procedure_dialog_activate_edit_metadata (GtkLinkButton *link,
GimpExportProcedureDialog *dialog)
{
gtk_link_button_set_visited (link, TRUE);
g_mutex_lock (&dialog->metadata_thread_mutex);
/* Only run if not already running. */
if (! dialog->metadata_thread_running)
{
if (dialog->metadata_thread)
g_thread_join (dialog->metadata_thread);
dialog->metadata_thread = g_thread_try_new ("Edit Metadata",
gimp_export_procedure_dialog_edit_metadata_thread,
dialog, NULL);
}
g_mutex_unlock (&dialog->metadata_thread_mutex);
/* Stop propagation as the URI is bogus. */
return TRUE;
}
/* Public Functions */
GtkWidget *
gimp_export_procedure_dialog_new (GimpExportProcedure *procedure,
GimpProcedureConfig *config,
GimpImage *image)
{
GtkWidget *dialog;
gchar *title;
const gchar *format_name;
const gchar *help_id;
gboolean use_header_bar;
g_return_val_if_fail (GIMP_IS_EXPORT_PROCEDURE (procedure), NULL);
g_return_val_if_fail (GIMP_IS_PROCEDURE_CONFIG (config), NULL);
g_return_val_if_fail (gimp_procedure_config_get_procedure (config) ==
GIMP_PROCEDURE (procedure), NULL);
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
format_name = gimp_file_procedure_get_format_name (GIMP_FILE_PROCEDURE (procedure));
if (! format_name)
{
g_critical ("%s: no format name set on file procedure '%s'. "
"Set one with gimp_file_procedure_set_format_name()",
G_STRFUNC,
gimp_procedure_get_name (GIMP_PROCEDURE (procedure)));
return NULL;
}
/* TRANSLATORS: %s will be a format name, e.g. "PNG" or "JPEG". */
title = g_strdup_printf (_("Export Image as %s"), format_name);
help_id = gimp_procedure_get_help_id (GIMP_PROCEDURE (procedure));
g_object_get (gtk_settings_get_default (),
"gtk-dialogs-use-header", &use_header_bar,
NULL);
dialog = g_object_new (GIMP_TYPE_EXPORT_PROCEDURE_DIALOG,
"procedure", procedure,
"config", config,
"title", title,
"help-func", gimp_standard_help_func,
"help-id", help_id,
"use-header-bar", use_header_bar,
NULL);
GIMP_EXPORT_PROCEDURE_DIALOG (dialog)->image = image;
g_free (title);
return dialog;
}
void
gimp_export_procedure_dialog_add_metadata (GimpExportProcedureDialog *dialog,
const gchar *property)
{
if (! g_list_find (dialog->additional_metadata, property))
dialog->additional_metadata = g_list_append (dialog->additional_metadata, g_strdup (property));
}
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