[gthumb] sharpen: do not allow to zoom the preview

[Paolo Bacchilega <paobac src gnome org>]

commit 0bc9faf15ef04af47f71d8fabb2d05261262502b
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Nov 3 18:24:33 2013 +0100

    sharpen: do not allow to zoom the preview

 extensions/file_tools/gth-file-tool-sharpen.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/extensions/file_tools/gth-file-tool-sharpen.c b/extensions/file_tools/gth-file-tool-sharpen.c
index 3fe2264..8ecb88d 100644
--- a/extensions/file_tools/gth-file-tool-sharpen.c
+++ b/extensions/file_tools/gth-file-tool-sharpen.c
@@ -164,7 +164,6 @@ apply_cb (gpointer user_data)
                int              x, y, w ,h;
                cairo_surface_t *destination;
                cairo_surface_t *preview_surface;
-               cairo_t         *cr;
 
                sharpen_data = sharpen_data_new (self);
                gth_image_viewer_get_scroll_offset (preview, &x, &y);
@@ -177,10 +176,10 @@ apply_cb (gpointer user_data)
                destination = _cairo_image_surface_copy (source);
                _cairo_image_surface_copy_metadata (source, destination);
 
-               /* FIXME: use a cairo sub-surface when cairo 1.10 will be requiered */
-
                preview_surface = _cairo_image_surface_copy_subsurface (destination, x, y, w, h);
                if (preview_surface != NULL) {
+                       cairo_t *cr;
+
                        _cairo_image_surface_sharpen (preview_surface,
                                                      sharpen_data->radius,
                                                      sharpen_data->amount,
@@ -271,7 +270,7 @@ gth_file_tool_sharpen_get_options (GthFileTool *base)
        gth_image_viewer_set_fit_mode (GTH_IMAGE_VIEWER (self->priv->preview), GTH_FIT_NONE);
        gth_image_viewer_set_zoom_change (GTH_IMAGE_VIEWER (self->priv->preview), GTH_ZOOM_CHANGE_KEEP_PREV);
        gth_image_viewer_set_zoom (GTH_IMAGE_VIEWER (self->priv->preview), 1.0);
-       gth_image_viewer_enable_zoom_with_keys (GTH_IMAGE_VIEWER (self->priv->preview), FALSE);
+       gth_image_viewer_set_zoom_enabled (GTH_IMAGE_VIEWER (self->priv->preview), FALSE);
        gth_image_viewer_set_surface (GTH_IMAGE_VIEWER (self->priv->preview), source, -1, -1);
        image_navigator = gth_image_navigator_new (GTH_IMAGE_VIEWER (self->priv->preview));
        gtk_widget_show_all (image_navigator);