Adding upstream version 2.10.22.upstream/2.10.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 987 insertions, 0 deletions

diff --git a/app/widgets/gimpfiledialog.c b/app/widgets/gimpfiledialog.c
new file mode 100644
index 0000000..0b22b37
--- /dev/null
+++ b/app/widgets/gimpfiledialog.c
@@ -0,0 +1,987 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpfiledialog.c
+ * Copyright (C) 2004 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 "libgimpbase/gimpbase.h"
+#include "libgimpconfig/gimpconfig.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimp.h"
+#include "core/gimpimage.h"
+#include "core/gimpprogress.h"
+
+#include "config/gimpguiconfig.h"
+
+#include "plug-in/gimppluginmanager-file.h"
+#include "plug-in/gimppluginprocedure.h"
+
+#include "gimpfiledialog.h"
+#include "gimpfileprocview.h"
+#include "gimpprogressbox.h"
+#include "gimpthumbbox.h"
+#include "gimpwidgets-utils.h"
+
+#include "gimp-intl.h"
+
+
+enum
+{
+  PROP_0,
+  PROP_GIMP,
+  PROP_HELP_ID,
+  PROP_OK_BUTTON_LABEL,
+  PROP_AUTOMATIC_HELP_ID,
+  PROP_AUTOMATIC_LABEL,
+  PROP_FILE_FILTER_LABEL,
+  PROP_FILE_PROCS,
+  PROP_FILE_PROCS_ALL_IMAGES,
+  PROP_SHOW_ALL_FILES,
+};
+
+typedef struct _GimpFileDialogState GimpFileDialogState;
+
+struct _GimpFileDialogState
+{
+  gchar *filter_name;
+};
+
+
+static void     gimp_file_dialog_progress_iface_init     (GimpProgressInterface *iface);
+
+static void     gimp_file_dialog_set_property            (GObject             *object,
+                                                          guint                property_id,
+                                                          const GValue        *value,
+                                                          GParamSpec          *pspec);
+static void     gimp_file_dialog_get_property            (GObject             *object,
+                                                          guint                property_id,
+                                                          GValue              *value,
+                                                          GParamSpec          *pspec);
+static void     gimp_file_dialog_constructed             (GObject             *object);
+static void     gimp_file_dialog_dispose                 (GObject             *object);
+
+static gboolean gimp_file_dialog_delete_event            (GtkWidget           *widget,
+                                                          GdkEventAny         *event);
+static void     gimp_file_dialog_response                (GtkDialog           *dialog,
+                                                          gint                 response_id);
+static GFile  * gimp_file_dialog_real_get_default_folder (GimpFileDialog      *dialog);
+static void     gimp_file_dialog_real_save_state         (GimpFileDialog      *dialog,
+                                                          const gchar         *state_name);
+static void     gimp_file_dialog_real_load_state         (GimpFileDialog      *dialog,
+                                                          const gchar         *state_name);
+
+static GimpProgress *
+                gimp_file_dialog_progress_start          (GimpProgress        *progress,
+                                                          gboolean             cancellable,
+                                                          const gchar         *message);
+static void     gimp_file_dialog_progress_end            (GimpProgress        *progress);
+static gboolean gimp_file_dialog_progress_is_active      (GimpProgress        *progress);
+static void     gimp_file_dialog_progress_set_text       (GimpProgress        *progress,
+                                                          const gchar         *message);
+static void     gimp_file_dialog_progress_set_value      (GimpProgress        *progress,
+                                                          gdouble              percentage);
+static gdouble  gimp_file_dialog_progress_get_value      (GimpProgress        *progress);
+static void     gimp_file_dialog_progress_pulse          (GimpProgress        *progress);
+static guint32  gimp_file_dialog_progress_get_window_id  (GimpProgress        *progress);
+
+static void     gimp_file_dialog_add_user_dir            (GimpFileDialog      *dialog,
+                                                          GUserDirectory       directory);
+static void     gimp_file_dialog_add_preview             (GimpFileDialog      *dialog);
+static void     gimp_file_dialog_add_proc_selection      (GimpFileDialog      *dialog);
+
+static void     gimp_file_dialog_selection_changed       (GtkFileChooser      *chooser,
+                                                          GimpFileDialog      *dialog);
+static void     gimp_file_dialog_update_preview          (GtkFileChooser      *chooser,
+                                                          GimpFileDialog      *dialog);
+
+static void     gimp_file_dialog_proc_changed            (GimpFileProcView    *view,
+                                                          GimpFileDialog      *dialog);
+
+static void     gimp_file_dialog_help_func               (const gchar         *help_id,
+                                                          gpointer             help_data);
+static void     gimp_file_dialog_help_clicked            (GtkWidget           *widget,
+                                                          gpointer             dialog);
+
+static GimpFileDialogState
+              * gimp_file_dialog_get_state               (GimpFileDialog      *dialog);
+static void     gimp_file_dialog_set_state               (GimpFileDialog      *dialog,
+                                                          GimpFileDialogState *state);
+static void     gimp_file_dialog_state_destroy           (GimpFileDialogState *state);
+
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpFileDialog, gimp_file_dialog,
+                         GTK_TYPE_FILE_CHOOSER_DIALOG,
+                         G_IMPLEMENT_INTERFACE (GIMP_TYPE_PROGRESS,
+                                                gimp_file_dialog_progress_iface_init))
+
+#define parent_class gimp_file_dialog_parent_class
+
+
+static void
+gimp_file_dialog_class_init (GimpFileDialogClass *klass)
+{
+  GObjectClass   *object_class = G_OBJECT_CLASS (klass);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+  GtkDialogClass *dialog_class = GTK_DIALOG_CLASS (klass);
+
+  object_class->set_property = gimp_file_dialog_set_property;
+  object_class->get_property = gimp_file_dialog_get_property;
+  object_class->constructed  = gimp_file_dialog_constructed;
+  object_class->dispose      = gimp_file_dialog_dispose;
+
+  widget_class->delete_event = gimp_file_dialog_delete_event;
+
+  dialog_class->response     = gimp_file_dialog_response;
+
+  klass->get_default_folder  = gimp_file_dialog_real_get_default_folder;
+  klass->save_state          = gimp_file_dialog_real_save_state;
+  klass->load_state          = gimp_file_dialog_real_load_state;
+
+  g_object_class_install_property (object_class, PROP_GIMP,
+                                   g_param_spec_object ("gimp", NULL, NULL,
+                                                        GIMP_TYPE_GIMP,
+                                                        GIMP_PARAM_READWRITE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_HELP_ID,
+                                   g_param_spec_string ("help-id", NULL, NULL,
+                                                        NULL,
+                                                        GIMP_PARAM_READWRITE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_OK_BUTTON_LABEL,
+                                   g_param_spec_string ("ok-button-label",
+                                                        NULL, NULL,
+                                                        _("_OK"),
+                                                        GIMP_PARAM_WRITABLE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_AUTOMATIC_HELP_ID,
+                                   g_param_spec_string ("automatic-help-id",
+                                                        NULL, NULL,
+                                                        NULL,
+                                                        GIMP_PARAM_WRITABLE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_AUTOMATIC_LABEL,
+                                   g_param_spec_string ("automatic-label",
+                                                        NULL, NULL,
+                                                        NULL,
+                                                        GIMP_PARAM_WRITABLE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_FILE_FILTER_LABEL,
+                                   g_param_spec_string ("file-filter-label",
+                                                        NULL, NULL,
+                                                        NULL,
+                                                        GIMP_PARAM_WRITABLE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_FILE_PROCS,
+                                   g_param_spec_enum ("file-procs",
+                                                      NULL, NULL,
+                                                      GIMP_TYPE_FILE_PROCEDURE_GROUP,
+                                                      GIMP_FILE_PROCEDURE_GROUP_NONE,
+                                                      GIMP_PARAM_WRITABLE |
+                                                      G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_FILE_PROCS_ALL_IMAGES,
+                                   g_param_spec_enum ("file-procs-all-images",
+                                                      NULL, NULL,
+                                                      GIMP_TYPE_FILE_PROCEDURE_GROUP,
+                                                      GIMP_FILE_PROCEDURE_GROUP_NONE,
+                                                      GIMP_PARAM_WRITABLE |
+                                                      G_PARAM_CONSTRUCT_ONLY));
+
+  g_object_class_install_property (object_class, PROP_SHOW_ALL_FILES,
+                                   g_param_spec_boolean ("show-all-files",
+                                                         NULL, NULL, FALSE,
+                                                         GIMP_PARAM_READWRITE));
+}
+
+static void
+gimp_file_dialog_init (GimpFileDialog *dialog)
+{
+}
+
+static void
+gimp_file_dialog_progress_iface_init (GimpProgressInterface *iface)
+{
+  iface->start         = gimp_file_dialog_progress_start;
+  iface->end           = gimp_file_dialog_progress_end;
+  iface->is_active     = gimp_file_dialog_progress_is_active;
+  iface->set_text      = gimp_file_dialog_progress_set_text;
+  iface->set_value     = gimp_file_dialog_progress_set_value;
+  iface->get_value     = gimp_file_dialog_progress_get_value;
+  iface->pulse         = gimp_file_dialog_progress_pulse;
+  iface->get_window_id = gimp_file_dialog_progress_get_window_id;
+}
+
+static void
+gimp_file_dialog_set_property (GObject      *object,
+                               guint         property_id,
+                               const GValue *value,
+                               GParamSpec   *pspec)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (object);
+
+  switch (property_id)
+    {
+    case PROP_GIMP:
+      dialog->gimp = g_value_get_object (value);
+      break;
+    case PROP_HELP_ID:
+      dialog->help_id = g_value_dup_string (value);
+      break;
+    case PROP_OK_BUTTON_LABEL:
+      dialog->ok_button_label = g_value_dup_string (value);
+      break;
+    case PROP_AUTOMATIC_HELP_ID:
+      dialog->automatic_help_id = g_value_dup_string (value);
+      break;
+    case PROP_AUTOMATIC_LABEL:
+      dialog->automatic_label = g_value_dup_string (value);
+      break;
+    case PROP_FILE_FILTER_LABEL:
+      dialog->file_filter_label = g_value_dup_string (value);
+      break;
+    case PROP_FILE_PROCS:
+      dialog->file_procs =
+        gimp_plug_in_manager_get_file_procedures (dialog->gimp->plug_in_manager,
+                                                  g_value_get_enum (value));
+      break;
+    case PROP_FILE_PROCS_ALL_IMAGES:
+      dialog->file_procs_all_images =
+        gimp_plug_in_manager_get_file_procedures (dialog->gimp->plug_in_manager,
+                                                  g_value_get_enum (value));
+      break;
+    case PROP_SHOW_ALL_FILES:
+      dialog->show_all_files = g_value_get_boolean (value);
+      gimp_file_dialog_proc_changed (GIMP_FILE_PROC_VIEW (dialog->proc_view),
+                                     dialog);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_file_dialog_get_property (GObject    *object,
+                               guint       property_id,
+                               GValue     *value,
+                               GParamSpec *pspec)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (object);
+
+  switch (property_id)
+    {
+    case PROP_GIMP:
+      g_value_set_object (value, dialog->gimp);
+      break;
+    case PROP_HELP_ID:
+      g_value_set_string (value, dialog->help_id);
+      break;
+    case PROP_SHOW_ALL_FILES:
+      g_value_set_boolean (value, dialog->show_all_files);
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_file_dialog_constructed (GObject *object)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (object);
+
+  G_OBJECT_CLASS (parent_class)->constructed (object);
+
+  gtk_dialog_add_buttons (GTK_DIALOG (dialog),
+                          _("_Cancel"),            GTK_RESPONSE_CANCEL,
+                          dialog->ok_button_label, GTK_RESPONSE_OK,
+                          NULL);
+
+  gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
+  gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
+                                           GTK_RESPONSE_OK,
+                                           GTK_RESPONSE_CANCEL,
+                                           -1);
+
+  gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (object), FALSE);
+  gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (object),
+                                                  TRUE);
+
+  if (dialog->help_id)
+    {
+      gimp_help_connect (GTK_WIDGET (dialog),
+                         gimp_file_dialog_help_func, dialog->help_id, dialog);
+
+      if (GIMP_GUI_CONFIG (dialog->gimp->config)->show_help_button)
+        {
+          GtkWidget *action_area;
+          GtkWidget *button;
+
+          action_area = gtk_dialog_get_action_area (GTK_DIALOG (dialog));
+
+          button = gtk_button_new_with_mnemonic (_("_Help"));
+          gtk_box_pack_end (GTK_BOX (action_area), button, FALSE, TRUE, 0);
+          gtk_button_box_set_child_secondary (GTK_BUTTON_BOX (action_area),
+                                              button, TRUE);
+          gtk_widget_show (button);
+
+          g_object_set_data_full (G_OBJECT (dialog), "gimp-dialog-help-id",
+                                  g_strdup (dialog->help_id),
+                                  (GDestroyNotify) g_free);
+
+          g_signal_connect (button, "clicked",
+                            G_CALLBACK (gimp_file_dialog_help_clicked),
+                            dialog);
+
+          g_object_set_data (G_OBJECT (dialog), "gimp-dialog-help-button", button);
+        }
+    }
+
+  /* All classes derivated from GimpFileDialog should show these. */
+  gimp_file_dialog_add_user_dir (dialog, G_USER_DIRECTORY_PICTURES);
+  gimp_file_dialog_add_user_dir (dialog, G_USER_DIRECTORY_DOCUMENTS);
+
+  gimp_file_dialog_add_preview (dialog);
+
+  dialog->extra_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
+  gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER (dialog),
+                                     dialog->extra_vbox);
+  gtk_widget_show (dialog->extra_vbox);
+
+  gimp_file_dialog_add_proc_selection (dialog);
+
+  dialog->progress = gimp_progress_box_new ();
+  gtk_box_pack_end (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+                    dialog->progress, FALSE, FALSE, 0);
+}
+
+static void
+gimp_file_dialog_dispose (GObject *object)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (object);
+
+  G_OBJECT_CLASS (parent_class)->dispose (object);
+
+  dialog->progress = NULL;
+
+  g_clear_pointer (&dialog->help_id,           g_free);
+  g_clear_pointer (&dialog->ok_button_label,   g_free);
+  g_clear_pointer (&dialog->automatic_help_id, g_free);
+  g_clear_pointer (&dialog->automatic_label,   g_free);
+  g_clear_pointer (&dialog->file_filter_label, g_free);
+}
+
+static gboolean
+gimp_file_dialog_delete_event (GtkWidget   *widget,
+                               GdkEventAny *event)
+{
+  return TRUE;
+}
+
+static void
+gimp_file_dialog_response (GtkDialog *dialog,
+                           gint       response_id)
+{
+  GimpFileDialog *file_dialog = GIMP_FILE_DIALOG (dialog);
+
+  if (response_id != GTK_RESPONSE_OK && file_dialog->busy)
+    {
+      file_dialog->canceled = TRUE;
+
+      if (file_dialog->progress                             &&
+          GIMP_PROGRESS_BOX (file_dialog->progress)->active &&
+          GIMP_PROGRESS_BOX (file_dialog->progress)->cancellable)
+        {
+          gimp_progress_cancel (GIMP_PROGRESS (dialog));
+        }
+    }
+}
+
+static GFile *
+gimp_file_dialog_real_get_default_folder (GimpFileDialog *dialog)
+{
+  GFile *file = NULL;
+
+  if (dialog->gimp->default_folder)
+    {
+      file = dialog->gimp->default_folder;
+    }
+  else
+    {
+      file = g_object_get_data (G_OBJECT (dialog->gimp),
+                                "gimp-default-folder");
+
+      if (! file)
+        {
+          gchar *path;
+
+          /* Make sure the paths end with G_DIR_SEPARATOR_S */
+
+#ifdef PLATFORM_OSX
+          /* See bug 753683, "Desktop" is expected on OS X */
+          path = g_build_path (G_DIR_SEPARATOR_S,
+                               g_get_user_special_dir (G_USER_DIRECTORY_DESKTOP),
+                               G_DIR_SEPARATOR_S,
+                               NULL);
+#else
+          path = g_build_path (G_DIR_SEPARATOR_S,
+                               g_get_user_special_dir (G_USER_DIRECTORY_DOCUMENTS),
+                               G_DIR_SEPARATOR_S,
+                               NULL);
+#endif
+
+          /* Paranoia fallback, see bug #722400 */
+          if (! path)
+            path = g_build_path (G_DIR_SEPARATOR_S,
+                                 g_get_home_dir (),
+                                 G_DIR_SEPARATOR_S,
+                                 NULL);
+
+          file = g_file_new_for_path (path);
+          g_free (path);
+
+          g_object_set_data_full (G_OBJECT (dialog->gimp),
+                                  "gimp-default-folder",
+                                  file, (GDestroyNotify) g_object_unref);
+        }
+    }
+
+  return file;
+}
+
+static void
+gimp_file_dialog_real_save_state (GimpFileDialog *dialog,
+                                  const gchar    *state_name)
+{
+  g_object_set_data_full (G_OBJECT (dialog->gimp), state_name,
+                          gimp_file_dialog_get_state (dialog),
+                          (GDestroyNotify) gimp_file_dialog_state_destroy);
+}
+
+static void
+gimp_file_dialog_real_load_state (GimpFileDialog *dialog,
+                                  const gchar    *state_name)
+{
+  GimpFileDialogState *state;
+
+  state = g_object_get_data (G_OBJECT (dialog->gimp), state_name);
+
+  if (state)
+    gimp_file_dialog_set_state (GIMP_FILE_DIALOG (dialog), state);
+}
+
+static GimpProgress *
+gimp_file_dialog_progress_start (GimpProgress *progress,
+                                 gboolean      cancellable,
+                                 const gchar  *message)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+  GimpProgress   *retval = NULL;
+
+  if (dialog->progress)
+    {
+      retval = gimp_progress_start (GIMP_PROGRESS (dialog->progress),
+                                    cancellable, "%s", message);
+      gtk_widget_show (dialog->progress);
+
+      gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog),
+                                         GTK_RESPONSE_CANCEL, cancellable);
+    }
+
+  return retval;
+}
+
+static void
+gimp_file_dialog_progress_end (GimpProgress *progress)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+
+  if (dialog->progress)
+    {
+      gimp_progress_end (GIMP_PROGRESS (dialog->progress));
+      gtk_widget_hide (dialog->progress);
+    }
+}
+
+static gboolean
+gimp_file_dialog_progress_is_active (GimpProgress *progress)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+
+  if (dialog->progress)
+    return gimp_progress_is_active (GIMP_PROGRESS (dialog->progress));
+
+  return FALSE;
+}
+
+static void
+gimp_file_dialog_progress_set_text (GimpProgress *progress,
+                                    const gchar  *message)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+
+  if (dialog->progress)
+    gimp_progress_set_text_literal (GIMP_PROGRESS (dialog->progress), message);
+}
+
+static void
+gimp_file_dialog_progress_set_value (GimpProgress *progress,
+                                     gdouble       percentage)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+
+  if (dialog->progress)
+    gimp_progress_set_value (GIMP_PROGRESS (dialog->progress), percentage);
+}
+
+static gdouble
+gimp_file_dialog_progress_get_value (GimpProgress *progress)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+
+  if (dialog->progress)
+    return gimp_progress_get_value (GIMP_PROGRESS (dialog->progress));
+
+  return 0.0;
+}
+
+static void
+gimp_file_dialog_progress_pulse (GimpProgress *progress)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+
+  if (dialog->progress)
+    gimp_progress_pulse (GIMP_PROGRESS (dialog->progress));
+}
+
+static guint32
+gimp_file_dialog_progress_get_window_id (GimpProgress *progress)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (progress);
+
+  return gimp_window_get_native_id (GTK_WINDOW (dialog));
+}
+
+
+/*  public functions  */
+
+void
+gimp_file_dialog_add_extra_widget (GimpFileDialog *dialog,
+                                   GtkWidget      *widget,
+                                   gboolean        expand,
+                                   gboolean        fill,
+                                   guint           padding)
+{
+  gtk_box_pack_start (GTK_BOX (dialog->extra_vbox),
+                      widget, expand, fill, padding);
+}
+
+void
+gimp_file_dialog_set_sensitive (GimpFileDialog *dialog,
+                                gboolean        sensitive)
+{
+  GtkWidget *content_area;
+  GList     *children;
+  GList     *list;
+
+  g_return_if_fail (GIMP_IS_FILE_DIALOG (dialog));
+
+  /*  bail out if we are already destroyed  */
+  if (! dialog->progress)
+    return;
+
+  content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
+
+  children = gtk_container_get_children (GTK_CONTAINER (content_area));
+
+  for (list = children; list; list = g_list_next (list))
+    {
+      /*  skip the last item (the action area) */
+      if (! g_list_next (list))
+        break;
+
+      gtk_widget_set_sensitive (list->data, sensitive);
+    }
+
+  g_list_free (children);
+
+  gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog),
+                                     GTK_RESPONSE_CANCEL, sensitive);
+  gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog),
+                                     GTK_RESPONSE_OK, sensitive);
+
+  dialog->busy     = ! sensitive;
+  dialog->canceled = FALSE;
+}
+
+void
+gimp_file_dialog_set_file_proc (GimpFileDialog      *dialog,
+                                GimpPlugInProcedure *file_proc)
+{
+  g_return_if_fail (GIMP_IS_FILE_DIALOG (dialog));
+
+  if (file_proc != dialog->file_proc)
+    gimp_file_proc_view_set_proc (GIMP_FILE_PROC_VIEW (dialog->proc_view),
+                                  file_proc);
+}
+
+GFile *
+gimp_file_dialog_get_default_folder (GimpFileDialog *dialog)
+{
+  g_return_val_if_fail (GIMP_IS_FILE_DIALOG (dialog), NULL);
+
+  return GIMP_FILE_DIALOG_GET_CLASS (dialog)->get_default_folder (dialog);
+}
+
+void
+gimp_file_dialog_save_state (GimpFileDialog *dialog,
+                             const gchar    *state_name)
+{
+  g_return_if_fail (GIMP_IS_FILE_DIALOG (dialog));
+
+  GIMP_FILE_DIALOG_GET_CLASS (dialog)->save_state (dialog, state_name);
+}
+
+void
+gimp_file_dialog_load_state (GimpFileDialog *dialog,
+                             const gchar    *state_name)
+{
+  g_return_if_fail (GIMP_IS_FILE_DIALOG (dialog));
+
+  GIMP_FILE_DIALOG_GET_CLASS (dialog)->load_state (dialog, state_name);
+}
+
+
+/*  private functions  */
+
+static void
+gimp_file_dialog_add_user_dir (GimpFileDialog *dialog,
+                               GUserDirectory  directory)
+{
+  const gchar *user_dir = g_get_user_special_dir (directory);
+
+  if (user_dir)
+    gtk_file_chooser_add_shortcut_folder (GTK_FILE_CHOOSER (dialog),
+                                          user_dir, NULL);
+}
+
+static void
+gimp_file_dialog_add_preview (GimpFileDialog *dialog)
+{
+  if (dialog->gimp->config->thumbnail_size <= 0)
+    return;
+
+  gtk_file_chooser_set_use_preview_label (GTK_FILE_CHOOSER (dialog), FALSE);
+
+  g_signal_connect (dialog, "selection-changed",
+                    G_CALLBACK (gimp_file_dialog_selection_changed),
+                    dialog);
+  g_signal_connect (dialog, "update-preview",
+                    G_CALLBACK (gimp_file_dialog_update_preview),
+                    dialog);
+
+  dialog->thumb_box = gimp_thumb_box_new (gimp_get_user_context (dialog->gimp));
+  gtk_widget_set_sensitive (GTK_WIDGET (dialog->thumb_box), FALSE);
+  gtk_file_chooser_set_preview_widget (GTK_FILE_CHOOSER (dialog),
+                                       dialog->thumb_box);
+  gtk_widget_show (dialog->thumb_box);
+
+#ifdef ENABLE_FILE_SYSTEM_ICONS
+  GIMP_VIEW_RENDERER_IMAGEFILE (GIMP_VIEW (GIMP_THUMB_BOX (dialog->thumb_box)->preview)->renderer)->file_system = _gtk_file_chooser_get_file_system (GTK_FILE_CHOOSER (dialog));
+#endif
+}
+
+static void
+gimp_file_dialog_add_proc_selection (GimpFileDialog *dialog)
+{
+  GtkWidget *box;
+  GtkWidget *scrolled_window;
+  GtkWidget *checkbox;
+
+  box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 1);
+  gimp_file_dialog_add_extra_widget (dialog, box, TRUE, TRUE, 0);
+  gtk_widget_show (box);
+
+  dialog->proc_expander = gtk_expander_new_with_mnemonic (NULL);
+  gimp_file_dialog_add_extra_widget (dialog,
+                                     dialog->proc_expander,
+                                     TRUE, TRUE, 0);
+  gtk_widget_show (dialog->proc_expander);
+
+  /* The list of file formats. */
+  scrolled_window = gtk_scrolled_window_new (NULL, NULL);
+  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
+                                  GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+  gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_window),
+                                       GTK_SHADOW_IN);
+  gtk_container_add (GTK_CONTAINER (dialog->proc_expander), scrolled_window);
+  gtk_widget_show (scrolled_window);
+
+  gtk_widget_set_size_request (scrolled_window, -1, 200);
+
+  dialog->proc_view = gimp_file_proc_view_new (dialog->gimp,
+                                               dialog->file_procs,
+                                               dialog->automatic_label,
+                                               dialog->automatic_help_id);
+  gtk_container_add (GTK_CONTAINER (scrolled_window), dialog->proc_view);
+  gtk_widget_show (dialog->proc_view);
+
+  g_signal_connect (dialog->proc_view, "changed",
+                    G_CALLBACK (gimp_file_dialog_proc_changed),
+                    dialog);
+
+  gimp_file_proc_view_set_proc (GIMP_FILE_PROC_VIEW (dialog->proc_view), NULL);
+
+  /* Checkbox to show all files. */
+  checkbox = gimp_prop_check_button_new (G_OBJECT (dialog),
+                                         "show-all-files",
+                                         _("Show _All Files"));
+  gtk_box_pack_end (GTK_BOX (box), checkbox, FALSE, FALSE, 1);
+  gtk_widget_show (checkbox);
+}
+
+static void
+gimp_file_dialog_selection_changed (GtkFileChooser *chooser,
+                                    GimpFileDialog *dialog)
+{
+  gimp_thumb_box_take_files (GIMP_THUMB_BOX (dialog->thumb_box),
+                             gtk_file_chooser_get_files (chooser));
+}
+
+static void
+gimp_file_dialog_update_preview (GtkFileChooser *chooser,
+                                 GimpFileDialog *dialog)
+{
+  gimp_thumb_box_take_file (GIMP_THUMB_BOX (dialog->thumb_box),
+                            gtk_file_chooser_get_preview_file (chooser));
+}
+
+static void
+gimp_file_dialog_proc_changed (GimpFileProcView *view,
+                               GimpFileDialog   *dialog)
+{
+  GtkFileChooser *chooser = GTK_FILE_CHOOSER (dialog);
+  GtkFileFilter  *filter;
+  gchar          *name;
+  gchar          *label;
+
+  dialog->file_proc = gimp_file_proc_view_get_proc (view, &name, &filter);
+
+  if (name)
+    label = g_strdup_printf (_("Select File _Type (%s)"), name);
+  else
+    label = g_strdup (_("Select File _Type"));
+
+  gtk_expander_set_label (GTK_EXPANDER (dialog->proc_expander), label);
+
+  g_free (label);
+  g_free (name);
+
+  if (dialog->show_all_files)
+    g_clear_object (&filter);
+
+  if (! filter)
+    {
+      filter = g_object_ref_sink (gtk_file_filter_new ());
+
+      gtk_file_filter_add_pattern (filter, "*");
+    }
+
+  gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
+
+  g_object_unref (filter);
+
+  if (gtk_file_chooser_get_action (chooser) == GTK_FILE_CHOOSER_ACTION_SAVE)
+    {
+      GimpPlugInProcedure *proc = dialog->file_proc;
+
+      if (proc && proc->extensions_list)
+        {
+          gchar *uri = gtk_file_chooser_get_uri (chooser);
+
+          if (uri && strlen (uri))
+            {
+              const gchar *last_dot = strrchr (uri, '.');
+
+              /*  if the dot is before the last slash, ignore it  */
+              if (last_dot && strrchr (uri, '/') > last_dot)
+                last_dot = NULL;
+
+              /*  check if the uri has a "meta extension" (e.g. foo.bar.gz)
+               *  and try to truncate both extensions away.
+               */
+              if (last_dot && last_dot != uri)
+                {
+                  GList *list;
+
+                  for (list = view->meta_extensions;
+                       list;
+                       list = g_list_next (list))
+                    {
+                      const gchar *ext = list->data;
+
+                      if (! strcmp (ext, last_dot + 1))
+                        {
+                          const gchar *p = last_dot - 1;
+
+                          while (p > uri && *p != '.')
+                            p--;
+
+                          if (p != uri && *p == '.')
+                            {
+                              last_dot = p;
+                              break;
+                            }
+                        }
+                    }
+                }
+
+              if (last_dot != uri)
+                {
+                  GString *s = g_string_new (uri);
+                  GFile   *file;
+                  gchar   *basename;
+
+                  if (last_dot)
+                    g_string_truncate (s, last_dot - uri);
+
+                  g_string_append (s, ".");
+                  g_string_append (s, (gchar *) proc->extensions_list->data);
+
+                  file = g_file_new_for_uri (s->str);
+                  g_string_free (s, TRUE);
+
+                  gtk_file_chooser_set_file (chooser, file, NULL);
+
+                  basename = g_path_get_basename (gimp_file_get_utf8_name (file));
+                  gtk_file_chooser_set_current_name (chooser, basename);
+                  g_free (basename);
+                }
+            }
+
+          g_free (uri);
+        }
+    }
+}
+
+static void
+gimp_file_dialog_help_func (const gchar *help_id,
+                            gpointer     help_data)
+{
+  GimpFileDialog *dialog = GIMP_FILE_DIALOG (help_data);
+  GtkWidget      *focus;
+
+  focus = gtk_window_get_focus (GTK_WINDOW (dialog));
+
+  if (focus == dialog->proc_view)
+    {
+      gchar *proc_help_id;
+
+      proc_help_id =
+        gimp_file_proc_view_get_help_id (GIMP_FILE_PROC_VIEW (dialog->proc_view));
+
+      gimp_standard_help_func (proc_help_id, NULL);
+
+      g_free (proc_help_id);
+    }
+  else
+    {
+      gimp_standard_help_func (help_id, NULL);
+    }
+}
+
+static void
+gimp_file_dialog_help_clicked (GtkWidget *widget,
+                               gpointer   dialog)
+{
+  gimp_standard_help_func (g_object_get_data (dialog, "gimp-dialog-help-id"),
+                           NULL);
+}
+
+static GimpFileDialogState *
+gimp_file_dialog_get_state (GimpFileDialog *dialog)
+{
+  GimpFileDialogState *state;
+  GtkFileFilter       *filter;
+
+  g_return_val_if_fail (GIMP_IS_FILE_DIALOG (dialog), NULL);
+
+  state = g_slice_new0 (GimpFileDialogState);
+
+  filter = gtk_file_chooser_get_filter (GTK_FILE_CHOOSER (dialog));
+
+  if (filter)
+    state->filter_name = g_strdup (gtk_file_filter_get_name (filter));
+
+  return state;
+}
+
+static void
+gimp_file_dialog_set_state (GimpFileDialog      *dialog,
+                            GimpFileDialogState *state)
+{
+  g_return_if_fail (GIMP_IS_FILE_DIALOG (dialog));
+  g_return_if_fail (state != NULL);
+
+  if (state->filter_name)
+    {
+      GSList *filters;
+      GSList *list;
+
+      filters = gtk_file_chooser_list_filters (GTK_FILE_CHOOSER (dialog));
+
+      for (list = filters; list; list = list->next)
+        {
+          GtkFileFilter *filter = GTK_FILE_FILTER (list->data);
+          const gchar   *name   = gtk_file_filter_get_name (filter);
+
+          if (name && strcmp (state->filter_name, name) == 0)
+            {
+              gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (dialog), filter);
+              break;
+            }
+        }
+
+      g_slist_free (filters);
+    }
+}
+
+static void
+gimp_file_dialog_state_destroy (GimpFileDialogState *state)
+{
+  g_return_if_fail (state != NULL);
+
+  g_free (state->filter_name);
+  g_slice_free (GimpFileDialogState, state);
+}