1 files changed, 89 insertions, 0 deletions
diff --git a/tdegtk/tdegtk-support.c b/tdegtk/tdegtk-support.c
new file mode 100644
index 0000000..52c161d
--- /dev/null
+++ b/tdegtk/tdegtk-support.c
@@ -0,0 +1,89 @@
+/* The TdeGtk Theming Engine for Gtk+.
+ * Copyright (C) 2011 Canonical Ltd
+ *
+ * This  library is free  software; you can  redistribute it and/or
+ * modify it  under  the terms  of the  GNU Lesser  General  Public
+ * License  as published  by the Free  Software  Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License  along  with  this library;  if not,  write to  the Free
+ * Software Foundation, Inc., 51  Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ *
+ * Authored by Andrea Cimitan <andrea.cimitan@canonical.com>
+ *
+ */
+
+#include <gtk/gtk.h>
+
+#include "tdegtk-engine.h"
+#include "tdegtk-support.h"
+#include "tdegtk-types.h"
+
+gboolean
+tdegtk_gdk_rgba_is_default (GdkRGBA *color)
+{
+  GdkRGBA default_color;
+
+  /* pink is default GdkRGBA color set in gtk/gtkstyleproperty.c */
+  gdk_rgba_parse (&default_color, "pink");
+
+  return gdk_rgba_equal (&default_color, color);
+}
+
+void
+tdegtk_get_line_width (GtkThemingEngine *engine,
+                      gdouble          *line_width)
+{
+  GtkBorder border;
+  GtkStateFlags state;
+
+  state = gtk_theming_engine_get_state (engine);
+
+  gtk_theming_engine_get_border (engine, state, &border);
+
+  *line_width = MIN (MIN (border.top, border.bottom),
+                     MIN (border.left, border.right));
+}
+
+gboolean
+tdegtk_gtk_border_is_zero (GtkBorder *border)
+{
+  return (border->top == 0) && (border->bottom == 0) && (border->left == 0) && (border->right == 0);
+}
+
+void
+tdegtk_lookup_functions (TdeGtkEngine          *engine,
+                        TdeGtkStyleFunctions **functions)
+{
+  /* only one style is defined now,
+   * add here a check for a theming engine css property,
+   * for example -tdegtk-style, and assign new styles */
+  if (functions)
+    *functions = &engine->style_functions[TDEGTK_STYLE_DEFAULT];
+}
+
+void
+tdegtk_trim_scale_allocation (GtkThemingEngine *engine,
+                             gdouble          *x,
+                             gdouble          *y,
+                             gdouble          *width,
+                             gdouble          *height)
+{
+  if (!gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_VERTICAL))
+    {
+      *y += (gint) (*height / 2.0) - 2.0;
+      *height = 5;
+    }
+  else
+    {
+      *x += (gint) (*width / 2.0) - 2.0;
+      *width = 5;
+    }
+}