Adding upstream version 2.10.22.upstream/2.10.22upstream

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

1 files changed, 201 insertions, 0 deletions

diff --git a/app/widgets/gimpviewrendererimagefile.c b/app/widgets/gimpviewrendererimagefile.c
new file mode 100644
index 0000000..e1652f0
--- /dev/null
+++ b/app/widgets/gimpviewrendererimagefile.c
@@ -0,0 +1,201 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpviewrendererimagefile.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 <string.h>
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpthumb/gimpthumb.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimpimagefile.h"
+
+#include "gimpviewrendererimagefile.h"
+#include "gimpviewrenderer-frame.h"
+#include "gimpwidgets-utils.h"
+
+
+static void        gimp_view_renderer_imagefile_render   (GimpViewRenderer *renderer,
+                                                          GtkWidget        *widget);
+
+static GdkPixbuf * gimp_view_renderer_imagefile_get_icon (GimpImagefile    *imagefile,
+                                                          GtkWidget        *widget,
+                                                          gint              size);
+
+
+G_DEFINE_TYPE (GimpViewRendererImagefile, gimp_view_renderer_imagefile,
+               GIMP_TYPE_VIEW_RENDERER)
+
+#define parent_class gimp_view_renderer_imagefile_parent_class
+
+
+static void
+gimp_view_renderer_imagefile_class_init (GimpViewRendererImagefileClass *klass)
+{
+  GimpViewRendererClass *renderer_class = GIMP_VIEW_RENDERER_CLASS (klass);
+
+  renderer_class->render = gimp_view_renderer_imagefile_render;
+}
+
+static void
+gimp_view_renderer_imagefile_init (GimpViewRendererImagefile *renderer)
+{
+}
+
+static void
+gimp_view_renderer_imagefile_render (GimpViewRenderer *renderer,
+                                     GtkWidget        *widget)
+{
+  GdkPixbuf *pixbuf = gimp_view_renderer_get_frame_pixbuf (renderer, widget,
+                                                           renderer->width,
+                                                           renderer->height);
+
+  if (! pixbuf)
+    {
+      GimpImagefile *imagefile = GIMP_IMAGEFILE (renderer->viewable);
+
+      pixbuf = gimp_view_renderer_imagefile_get_icon (imagefile,
+                                                      widget,
+                                                      MIN (renderer->width,
+                                                           renderer->height));
+    }
+
+  if (pixbuf)
+    {
+      gimp_view_renderer_render_pixbuf (renderer, widget, pixbuf);
+      g_object_unref (pixbuf);
+    }
+  else
+    {
+      const gchar *icon_name = gimp_viewable_get_icon_name (renderer->viewable);
+
+      gimp_view_renderer_render_icon (renderer, widget, icon_name);
+    }
+}
+
+
+/* The code to get an icon for a mime-type is lifted from GtkRecentManager. */
+
+static GdkPixbuf *
+get_icon_for_mime_type (const gchar *mime_type,
+                        gint         pixel_size)
+{
+  GtkIconTheme *icon_theme;
+  const gchar  *separator;
+  GString      *icon_name;
+  GdkPixbuf    *pixbuf;
+
+  separator = strchr (mime_type, '/');
+  if (! separator)
+    return NULL;
+
+  icon_theme = gtk_icon_theme_get_default ();
+
+  /* try with the three icon name variants for MIME types */
+
+  /* canonicalize MIME type: foo/x-bar -> foo-x-bar */
+  icon_name = g_string_new (NULL);
+  g_string_append_len (icon_name, mime_type, separator - mime_type);
+  g_string_append_c (icon_name, '-');
+  g_string_append (icon_name, separator + 1);
+  pixbuf = gtk_icon_theme_load_icon (icon_theme, icon_name->str,
+                                     pixel_size, 0, NULL);
+  g_string_free (icon_name, TRUE);
+  if (pixbuf)
+    return pixbuf;
+
+  /* canonicalize MIME type, and prepend "gnome-mime-" */
+  icon_name = g_string_new ("gnome-mime-");
+  g_string_append_len (icon_name, mime_type, separator - mime_type);
+  g_string_append_c (icon_name, '-');
+  g_string_append (icon_name, separator + 1);
+  pixbuf = gtk_icon_theme_load_icon (icon_theme, icon_name->str,
+                                     pixel_size, 0, NULL);
+  g_string_free (icon_name, TRUE);
+  if (pixbuf)
+    return pixbuf;
+
+  /* try the MIME family icon */
+  icon_name = g_string_new ("gnome-mime-");
+  g_string_append_len (icon_name, mime_type, separator - mime_type);
+  pixbuf = gtk_icon_theme_load_icon (icon_theme, icon_name->str,
+                                     pixel_size, 0, NULL);
+  g_string_free (icon_name, TRUE);
+
+  return pixbuf;
+}
+
+static GdkPixbuf *
+gimp_view_renderer_imagefile_get_icon (GimpImagefile *imagefile,
+                                       GtkWidget     *widget,
+                                       gint           size)
+{
+  GdkScreen     *screen     = gtk_widget_get_screen (widget);
+  GtkIconTheme  *icon_theme = gtk_icon_theme_get_for_screen (screen);
+  GimpThumbnail *thumbnail  = gimp_imagefile_get_thumbnail (imagefile);
+  GdkPixbuf     *pixbuf     = NULL;
+
+  if (! gimp_object_get_name (imagefile))
+    return NULL;
+
+  if (! pixbuf)
+    {
+      GIcon *icon = gimp_imagefile_get_gicon (imagefile);
+
+      if (icon)
+        {
+          GtkIconInfo *info;
+
+          info = gtk_icon_theme_lookup_by_gicon (icon_theme, icon, size, 0);
+
+          if (info)
+            {
+              pixbuf = gtk_icon_info_load_icon (info, NULL);
+
+              gtk_icon_info_free (info);
+            }
+        }
+    }
+
+  if (! pixbuf && thumbnail->image_mimetype)
+    {
+      pixbuf = get_icon_for_mime_type (thumbnail->image_mimetype, size);
+    }
+
+  if (! pixbuf)
+    {
+      const gchar *icon_name = "text-x-generic";
+
+      if (thumbnail->image_state == GIMP_THUMB_STATE_FOLDER)
+        icon_name = "folder";
+
+      pixbuf = gtk_icon_theme_load_icon (icon_theme,
+                                         icon_name, size,
+                                         GTK_ICON_LOOKUP_USE_BUILTIN,
+                                         NULL);
+    }
+
+  return pixbuf;
+}