[gnome-control-center/wip/background: 2/2] background: Frame the thumbnails

[Debarshi Ray <debarshir src gnome org>]

commit 8b763ca9ff01f3cd58bf119fcad36ddad9b231be
Author: Debarshi Ray <debarshir gnome org>
Date:   Thu Jan 30 09:04:24 2014 +0100

    background: Frame the thumbnails
    
    https://bugzilla.gnome.org/show_bug.cgi?id=708943

 configure.ac                               |    2 +-
 panels/background/Makefile.am              |    3 +-
 panels/background/background.gresource.xml |    1 +
 panels/background/bg-pictures-source.c     |   45 ++++++++++++++++++++++++++--
 panels/background/thumbnail-frame.png      |  Bin 0 -> 482 bytes
 5 files changed, 46 insertions(+), 5 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 3991b20..ad699e2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -113,7 +113,7 @@ COMMON_MODULES="gtk+-3.0 >= $GTK_REQUIRED_VERSION
  gio-unix-2.0
  gsettings-desktop-schemas >= $SCHEMAS_REQUIRED_VERSION"
 
-LIBGD_INIT([_view-common notification main-toolbar stack static])
+LIBGD_INIT([gtk-hacks _view-common notification main-toolbar stack static])
 
 PKG_CHECK_MODULES(LIBLANGUAGE, $COMMON_MODULES gnome-desktop-3.0 fontconfig)
 PKG_CHECK_MODULES(LIBSHORTCUTS, $COMMON_MODULES x11)
diff --git a/panels/background/Makefile.am b/panels/background/Makefile.am
index 58e39aa..b651b60 100644
--- a/panels/background/Makefile.am
+++ b/panels/background/Makefile.am
@@ -10,6 +10,7 @@ dist_slideshowemblem_DATA = slideshow-emblem.svg
 INCLUDES =                                             \
        $(PANEL_CFLAGS)                                 \
        $(BACKGROUND_PANEL_CFLAGS)                      \
+       -I$(top_srcdir)/libgd                           \
        -DGNOMELOCALEDIR="\"$(datadir)/locale\""        \
        -DDATADIR="\"$(datadir)\""                      \
        -DGNOME_DESKTOP_USE_UNSTABLE_API                \
@@ -40,7 +41,7 @@ libbackground_chooser_la_SOURCES =    \
        bg-colors-source.c              \
        bg-colors-source.h
 
-libbackground_chooser_la_LIBADD = $(PANEL_LIBS) $(BACKGROUND_PANEL_LIBS)
+libbackground_chooser_la_LIBADD = $(PANEL_LIBS) $(BACKGROUND_PANEL_LIBS) $(top_builddir)/libgd/libgd.la
 
 libbackground_la_SOURCES =             \
        cc-background-panel.c           \
diff --git a/panels/background/background.gresource.xml b/panels/background/background.gresource.xml
index e8e4ff3..00d6bc4 100644
--- a/panels/background/background.gresource.xml
+++ b/panels/background/background.gresource.xml
@@ -2,5 +2,6 @@
 <gresources>
   <gresource prefix="/org/gnome/control-center/background">
     <file preprocess="xml-stripblanks">background.ui</file>
+    <file preprocess="to-pixdata">thumbnail-frame.png</file>
   </gresource>
 </gresources>
diff --git a/panels/background/bg-pictures-source.c b/panels/background/bg-pictures-source.c
index 9b86c87..7333230 100644
--- a/panels/background/bg-pictures-source.c
+++ b/panels/background/bg-pictures-source.c
@@ -27,6 +27,7 @@
 
 #include <string.h>
 #include <gio/gio.h>
+#include <libgd/gd.h>
 #include <libgnome-desktop/gnome-desktop-thumbnail.h>
 #include <gdesktop-enums.h>
 
@@ -166,13 +167,19 @@ picture_scaled (GObject *source_object,
   BgPicturesSource *bg_source;
   CcBackgroundItem *item;
   GError *error = NULL;
+  GdkPixbuf *framed_pixbuf = NULL;
   GdkPixbuf *pixbuf = NULL;
+  GtkBorder border;
   const char *software;
   const char *uri;
   GtkTreeIter iter;
   GtkTreePath *path;
   GtkTreeRowReference *row_ref;
   GtkListStore *store;
+  gint16 x_border;
+  gint16 y_border;
+  int height;
+  int width;
 
   item = g_object_get_data (source_object, "item");
   pixbuf = gdk_pixbuf_new_from_stream_finish (res, &error);
@@ -207,12 +214,24 @@ picture_scaled (GObject *source_object,
 
   cc_background_item_load (item, NULL);
 
+  height = gdk_pixbuf_get_height (pixbuf);
+  width = gdk_pixbuf_get_width (pixbuf);
+  x_border = (gint16) (THUMBNAIL_WIDTH - width) / 2 + 2;
+  y_border = (gint16) (THUMBNAIL_HEIGHT - height) / 2 + 2;
+
+  border.left = border.right = x_border;
+  border.bottom = border.top = y_border;
+  framed_pixbuf = gd_embed_image_in_frame (pixbuf,
+                                           
"resource:///org/gnome/control-center/background/thumbnail-frame.png",
+                                           &border,
+                                           &border);
+
   row_ref = g_object_get_data (G_OBJECT (item), "row-ref");
   if (row_ref == NULL)
     {
       /* insert the item into the liststore if it did not exist */
       gtk_list_store_insert_with_values (store, NULL, -1,
-                                         0, pixbuf,
+                                         0, framed_pixbuf,
                                          1, item,
                                          -1);
     }
@@ -223,7 +242,7 @@ picture_scaled (GObject *source_object,
         {
           /* otherwise update the thumbnail */
           gtk_list_store_set (store, &iter,
-                              0, pixbuf,
+                              0, framed_pixbuf,
                               -1);
         }
     }
@@ -234,6 +253,7 @@ picture_scaled (GObject *source_object,
 
 
  out:
+  g_clear_object (&framed_pixbuf);
   g_clear_object (&pixbuf);
 }
 
@@ -306,7 +326,9 @@ add_single_file (BgPicturesSource *bg_source,
   const gchar *content_type;
   CcBackgroundItem *item = NULL;
   GError *error = NULL;
+  GdkPixbuf *framed_pixbuf = NULL;
   GdkPixbuf *pixbuf = NULL;
+  GtkBorder border;
   GtkIconInfo *icon_info = NULL;
   GtkIconTheme *theme;
   GtkListStore *store;
@@ -315,7 +337,11 @@ add_single_file (BgPicturesSource *bg_source,
   GtkTreeRowReference *row_ref;
   char *uri = NULL;
   gboolean retval = FALSE;
+  gint16 x_border;
+  gint16 y_border;
   guint64 mtime;
+  int height;
+  int width;
 
   /* find png and jpeg files */
   content_type = g_file_info_get_content_type (info);
@@ -361,11 +387,23 @@ add_single_file (BgPicturesSource *bg_source,
       goto read_file;
     }
 
+  height = gdk_pixbuf_get_height (pixbuf);
+  width = gdk_pixbuf_get_width (pixbuf);
+  x_border = (gint16) (THUMBNAIL_WIDTH - width) / 2 + 2;
+  y_border = (gint16) (THUMBNAIL_HEIGHT - height) / 2 + 2;
+
+  border.left = border.right = x_border;
+  border.bottom = border.top = y_border;
+  framed_pixbuf = gd_embed_image_in_frame (pixbuf,
+                                           
"resource:///org/gnome/control-center/background/thumbnail-frame.png",
+                                           &border,
+                                           &border);
+
   store = bg_source_get_liststore (BG_SOURCE (bg_source));
 
   /* insert the item into the liststore */
   gtk_list_store_insert_with_values (store, &iter, -1,
-                                     0, pixbuf,
+                                     0, framed_pixbuf,
                                      1, item,
                                      -1);
 
@@ -384,6 +422,7 @@ add_single_file (BgPicturesSource *bg_source,
 
  out:
   gtk_tree_path_free (path);
+  g_clear_object (&framed_pixbuf);
   g_clear_object (&pixbuf);
   g_clear_object (&icon_info);
   g_clear_object (&item);
diff --git a/panels/background/thumbnail-frame.png b/panels/background/thumbnail-frame.png
new file mode 100644
index 0000000..674b648
Binary files /dev/null and b/panels/background/thumbnail-frame.png differ