Adding upstream version 2.10.36.upstream/2.10.36

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

1 files changed, 477 insertions, 0 deletions

diff --git a/app/widgets/gimpsavedialog.c b/app/widgets/gimpsavedialog.c
new file mode 100644
index 0000000..4dc90a3
--- /dev/null
+++ b/app/widgets/gimpsavedialog.c
@@ -0,0 +1,477 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpsavedialog.c
+ * Copyright (C) 2015 Jehan <jehan@girinstud.io>
+ *
+ * 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 "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimp.h"
+#include "core/gimp-utils.h"
+#include "core/gimpimage.h"
+#include "core/gimpimage-metadata.h"
+
+#include "file/gimp-file.h"
+
+#include "gimphelp-ids.h"
+#include "gimpsavedialog.h"
+
+#include "gimp-intl.h"
+
+
+typedef struct _GimpSaveDialogState GimpSaveDialogState;
+
+struct _GimpSaveDialogState
+{
+  gchar    *filter_name;
+  gboolean  compression;
+};
+
+
+static void     gimp_save_dialog_constructed       (GObject             *object);
+
+static void     gimp_save_dialog_save_state        (GimpFileDialog      *dialog,
+                                                    const gchar         *state_name);
+static void     gimp_save_dialog_load_state        (GimpFileDialog      *dialog,
+                                                    const gchar         *state_name);
+
+static void     gimp_save_dialog_add_extra_widgets (GimpSaveDialog      *dialog);
+static void     gimp_save_dialog_compression_toggled
+                                                   (GtkToggleButton     *button,
+                                                    GimpSaveDialog      *dialog);
+
+static GimpSaveDialogState
+              * gimp_save_dialog_get_state         (GimpSaveDialog      *dialog);
+static void     gimp_save_dialog_set_state         (GimpSaveDialog      *dialog,
+                                                    GimpSaveDialogState *state);
+static void     gimp_save_dialog_state_destroy     (GimpSaveDialogState *state);
+
+
+G_DEFINE_TYPE (GimpSaveDialog, gimp_save_dialog,
+               GIMP_TYPE_FILE_DIALOG)
+
+#define parent_class gimp_save_dialog_parent_class
+
+
+static void
+gimp_save_dialog_class_init (GimpSaveDialogClass *klass)
+{
+  GObjectClass        *object_class = G_OBJECT_CLASS (klass);
+  GimpFileDialogClass *fd_class     = GIMP_FILE_DIALOG_CLASS (klass);
+
+  object_class->constructed = gimp_save_dialog_constructed;
+
+  fd_class->save_state      = gimp_save_dialog_save_state;
+  fd_class->load_state      = gimp_save_dialog_load_state;
+}
+
+static void
+gimp_save_dialog_init (GimpSaveDialog *dialog)
+{
+}
+
+static void
+gimp_save_dialog_constructed (GObject *object)
+{
+  GimpSaveDialog *dialog = GIMP_SAVE_DIALOG (object);
+
+  /* GimpFileDialog's constructed() is doing a few initialization
+   * common to all file dialogs.
+   */
+  G_OBJECT_CLASS (parent_class)->constructed (object);
+
+  gimp_save_dialog_add_extra_widgets (dialog);
+}
+
+static void
+gimp_save_dialog_save_state (GimpFileDialog *dialog,
+                             const gchar    *state_name)
+{
+  g_object_set_data_full (G_OBJECT (dialog->gimp), state_name,
+                          gimp_save_dialog_get_state (GIMP_SAVE_DIALOG (dialog)),
+                          (GDestroyNotify) gimp_save_dialog_state_destroy);
+}
+
+static void
+gimp_save_dialog_load_state (GimpFileDialog *dialog,
+                             const gchar    *state_name)
+{
+  GimpSaveDialogState *state;
+
+  state = g_object_get_data (G_OBJECT (dialog->gimp), state_name);
+
+  if (state)
+    gimp_save_dialog_set_state (GIMP_SAVE_DIALOG (dialog), state);
+}
+
+
+/*  public functions  */
+
+GtkWidget *
+gimp_save_dialog_new (Gimp *gimp)
+{
+  g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
+
+  return g_object_new (GIMP_TYPE_SAVE_DIALOG,
+                       "gimp",                  gimp,
+                       "title",                 _("Save Image"),
+                       "role",                  "gimp-file-save",
+                       "help-id",               GIMP_HELP_FILE_SAVE,
+                       "ok-button-label",       _("_Save"),
+
+                       "automatic-label",       _("By Extension"),
+                       "automatic-help-id",     GIMP_HELP_FILE_SAVE_BY_EXTENSION,
+
+                       "action",                GTK_FILE_CHOOSER_ACTION_SAVE,
+                       "file-procs",            GIMP_FILE_PROCEDURE_GROUP_SAVE,
+                       "file-procs-all-images", GIMP_FILE_PROCEDURE_GROUP_EXPORT,
+                       "file-filter-label",     _("All XCF images"),
+                       NULL);
+}
+
+void
+gimp_save_dialog_set_image (GimpSaveDialog *dialog,
+                            GimpImage      *image,
+                            gboolean        save_a_copy,
+                            gboolean        close_after_saving,
+                            GimpObject     *display)
+{
+  GimpFileDialog *file_dialog;
+  GtkWidget      *compression_toggle;
+  GFile          *dir_file  = NULL;
+  GFile          *name_file = NULL;
+  GFile          *ext_file  = NULL;
+  gchar          *basename;
+  const gchar    *version_string;
+  gint            rle_version;
+  gint            zlib_version;
+
+  g_return_if_fail (GIMP_IS_SAVE_DIALOG (dialog));
+  g_return_if_fail (GIMP_IS_IMAGE (image));
+
+  file_dialog = GIMP_FILE_DIALOG (dialog);
+
+  file_dialog->image         = image;
+  dialog->save_a_copy        = save_a_copy;
+  dialog->close_after_saving = close_after_saving;
+  dialog->display_to_close   = display;
+
+  gimp_file_dialog_set_file_proc (file_dialog, NULL);
+
+  /*
+   * Priority of default paths for Save:
+   *
+   *   1. Last Save a copy-path (applies only to Save a copy)
+   *   2. Last Save path
+   *   3. Path of source XCF
+   *   4. Path of Import source
+   *   5. Last Save path of any GIMP document
+   *   6. The default path (usually the OS 'Documents' path)
+   */
+
+  if (save_a_copy)
+    dir_file = gimp_image_get_save_a_copy_file (image);
+
+  if (! dir_file)
+    dir_file = gimp_image_get_file (image);
+
+  if (! dir_file)
+    dir_file = g_object_get_data (G_OBJECT (image),
+                                  "gimp-image-source-file");
+
+  if (! dir_file)
+    dir_file = gimp_image_get_imported_file (image);
+
+  if (! dir_file)
+    dir_file = g_object_get_data (G_OBJECT (file_dialog->gimp),
+                                  GIMP_FILE_SAVE_LAST_FILE_KEY);
+
+  if (! dir_file)
+    dir_file = gimp_file_dialog_get_default_folder (file_dialog);
+
+
+  /* Priority of default basenames for Save:
+   *
+   *   1. Last Save a copy-name (applies only to Save a copy)
+   *   2. Last Save name
+   *   3. Last Export name
+   *   3. The source image path
+   *   3. 'Untitled'
+   */
+
+  if (save_a_copy)
+    name_file = gimp_image_get_save_a_copy_file (image);
+
+  if (! name_file)
+    name_file = gimp_image_get_file (image);
+
+  if (! name_file)
+    name_file = gimp_image_get_exported_file (image);
+
+  if (! name_file)
+    name_file = gimp_image_get_imported_file (image);
+
+  if (! name_file)
+    name_file = gimp_image_get_untitled_file (image);
+
+
+  /* Priority of default type/extension for Save:
+   *
+   *   1. Type of last Save
+   *   2. .xcf (which we don't explicitly append)
+   */
+
+  ext_file = gimp_image_get_file (image);
+
+  if (ext_file)
+    g_object_ref (ext_file);
+  else
+    ext_file = g_file_new_for_uri ("file:///we/only/care/about/extension.xcf");
+
+  gimp_image_get_xcf_version (image, FALSE, &rle_version,
+                              &version_string, NULL);
+  gimp_image_get_xcf_version (image, TRUE,  &zlib_version,
+                              NULL, NULL);
+  if (rle_version != zlib_version)
+    {
+      GtkWidget *label;
+      gchar     *text;
+
+      text = g_strdup_printf (_("Keep compression disabled to make the XCF "
+                                "file readable by %s and later."),
+                              version_string);
+      label = gtk_label_new (text);
+      gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+      gimp_label_set_attributes (GTK_LABEL (label),
+                                 PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
+                                 -1);
+      gtk_container_add (GTK_CONTAINER (dialog->compression_frame),
+                         label);
+      gtk_widget_show (label);
+      g_free (text);
+    }
+
+  compression_toggle = gtk_frame_get_label_widget (GTK_FRAME (dialog->compression_frame));
+  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (compression_toggle),
+                                gimp_image_get_xcf_compression (image));
+  /* Force a "toggled" signal since gtk_toggle_button_set_active() won't
+   * send it if the button status doesn't change.
+   */
+  gtk_toggle_button_toggled (GTK_TOGGLE_BUTTON (compression_toggle));
+
+  if (ext_file)
+    {
+      GFile *tmp_file = gimp_file_with_new_extension (name_file, ext_file);
+      basename = g_path_get_basename (gimp_file_get_utf8_name (tmp_file));
+      g_object_unref (tmp_file);
+      g_object_unref (ext_file);
+    }
+  else
+    {
+      basename = g_path_get_basename (gimp_file_get_utf8_name (name_file));
+    }
+
+  if (g_file_query_file_type (dir_file, G_FILE_QUERY_INFO_NONE, NULL) ==
+      G_FILE_TYPE_DIRECTORY)
+    {
+      gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (dialog),
+                                                dir_file, NULL);
+    }
+  else
+    {
+      GFile *parent_file = g_file_get_parent (dir_file);
+      gtk_file_chooser_set_current_folder_file (GTK_FILE_CHOOSER (dialog),
+                                                parent_file, NULL);
+      g_object_unref (parent_file);
+    }
+
+  gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (dialog), basename);
+  g_free (basename);
+}
+
+
+/*  private functions  */
+
+static void
+gimp_save_dialog_add_extra_widgets (GimpSaveDialog *dialog)
+{
+  GtkWidget *label;
+  GtkWidget *reasons;
+  GtkWidget *compression_toggle;
+
+  /* Compression toggle. */
+  compression_toggle =
+    gtk_check_button_new_with_mnemonic (_("Save this _XCF file with better but slower compression"));
+  gtk_widget_set_tooltip_text (compression_toggle,
+                               _("On edge cases, better compression algorithms might still "
+                                 "end up on bigger file size; manual check recommended"));
+
+  dialog->compression_frame = gimp_frame_new (NULL);
+  gtk_frame_set_label_widget (GTK_FRAME (dialog->compression_frame), compression_toggle);
+  gtk_widget_show (compression_toggle);
+  gimp_file_dialog_add_extra_widget (GIMP_FILE_DIALOG (dialog), dialog->compression_frame,
+                                     FALSE, FALSE, 0);
+  gtk_widget_show (dialog->compression_frame);
+
+  /* Additional information explaining file compatibility things */
+  dialog->compat_info = gtk_expander_new (NULL);
+  label = gtk_label_new ("");
+  gtk_expander_set_label_widget (GTK_EXPANDER (dialog->compat_info), label);
+  gtk_widget_show (label);
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+
+  reasons = gtk_text_view_new ();
+  gtk_text_view_set_editable (GTK_TEXT_VIEW (reasons), FALSE);
+  gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (reasons), FALSE);
+  gtk_container_add (GTK_CONTAINER (dialog->compat_info), reasons);
+  gtk_widget_show (reasons);
+
+  gimp_file_dialog_add_extra_widget (GIMP_FILE_DIALOG (dialog),
+                                     dialog->compat_info,
+                                     FALSE, FALSE, 0);
+  gtk_widget_show (dialog->compat_info);
+
+  g_signal_connect (compression_toggle, "toggled",
+                    G_CALLBACK (gimp_save_dialog_compression_toggled),
+                    dialog);
+}
+
+static void
+gimp_save_dialog_compression_toggled (GtkToggleButton *button,
+                                      GimpSaveDialog  *dialog)
+{
+  const gchar    *version_string = NULL;
+  GimpFileDialog *file_dialog    = GIMP_FILE_DIALOG (dialog);
+  gchar          *compat_hint    = NULL;
+  gchar          *reason         = NULL;
+  GtkWidget      *widget;
+  GtkTextBuffer  *text_buffer;
+  gint            version;
+
+  if (! file_dialog->image)
+    return;
+
+  dialog->compression = gtk_toggle_button_get_active (button);
+
+  if (dialog->compression)
+    gimp_image_get_xcf_version (file_dialog->image, TRUE,  &version,
+                                &version_string, &reason);
+  else
+    gimp_image_get_xcf_version (file_dialog->image, FALSE, &version,
+                                &version_string, &reason);
+
+  /* Only show compatibility information for GIMP over 2.6. The reason
+   * is mostly that we don't have details to make a compatibility list
+   * with this older version.
+   * It's anyway so prehistorical that we are not really caring about
+   * compatibility with older version.
+   */
+  if (version <= 206)
+    gtk_widget_hide (dialog->compat_info);
+  else
+    gtk_widget_show (dialog->compat_info);
+
+  /* Set the compatibility label. */
+  compat_hint =
+    g_strdup_printf (_("The image uses features from %s and "
+                       "won't be readable by older GIMP versions."),
+                     version_string);
+
+  if (gimp_image_get_metadata (file_dialog->image))
+    {
+      gchar *temp_hint;
+
+      temp_hint = g_strconcat (compat_hint, "\n",
+                               _("Metadata won't be visible in GIMP "
+                                 "older than version 2.10."), NULL);
+      g_free (compat_hint);
+      compat_hint = temp_hint;
+    }
+
+  widget = gtk_expander_get_label_widget (GTK_EXPANDER (dialog->compat_info));
+  gtk_label_set_text (GTK_LABEL (widget), compat_hint);
+  g_free (compat_hint);
+
+  /* Fill in the details (list of compatibility reasons). */
+  widget = gtk_bin_get_child (GTK_BIN (dialog->compat_info));
+  text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget));
+  gtk_text_buffer_set_text (text_buffer, reason ? reason : "", -1);
+  if (reason)
+    g_free (reason);
+}
+
+static GimpSaveDialogState *
+gimp_save_dialog_get_state (GimpSaveDialog *dialog)
+{
+  GimpSaveDialogState *state;
+  GtkFileFilter       *filter;
+
+  state = g_slice_new0 (GimpSaveDialogState);
+
+  filter = gtk_file_chooser_get_filter (GTK_FILE_CHOOSER (dialog));
+
+  if (filter)
+    state->filter_name = g_strdup (gtk_file_filter_get_name (filter));
+
+  state->compression = dialog->compression;
+
+  return state;
+}
+
+static void
+gimp_save_dialog_set_state (GimpSaveDialog      *dialog,
+                            GimpSaveDialogState *state)
+{
+  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);
+    }
+
+  dialog->compression = state->compression;
+}
+
+static void
+gimp_save_dialog_state_destroy (GimpSaveDialogState *state)
+{
+  g_free (state->filter_name);
+  g_slice_free (GimpSaveDialogState, state);
+}