x11: Implement claiming the X Selection with the clipboard

... and of course support writing to other apps.

1 files changed, 32 insertions, 1 deletions

diff --git a/gdk/gdkcontentformats.c b/gdk/gdkcontentformats.c
index 7b4a101e13..8369cdd6ee 100644
--- a/gdk/gdkcontentformats.c
+++ b/gdk/gdkcontentformats.c
@@ -63,7 +63,7 @@
 #include "gdkcontentformats.h"
 #include "gdkcontentformatsprivate.h"
 
-#include "gdkproperty.h"
+#include <string.h>
 
 struct _GdkContentFormats
 {
@@ -81,6 +81,37 @@ G_DEFINE_BOXED_TYPE (GdkContentFormats, gdk_content_formats,
                      gdk_content_formats_unref)
 
 
+/**
+ * gdk_intern_mime_type:
+ * @string: (transfer none): string of a potential mime type
+ *
+ * Canonicalizes the given mime type and interns the result.
+ *
+ * If @string is not a valid mime type, %NULL is returned instead.
+ * See RFC 2048 for the syntax if mime types.
+ *
+ * Returns: An interned string for the canonicalized mime type
+ *     or %NULL if the string wasn't a valid mime type
+ **/
+const char *
+gdk_intern_mime_type (const char *string)
+{
+  char *tmp;
+
+  g_return_val_if_fail (string != NULL, NULL);
+
+  if (!strchr (string, '/'))
+    return NULL;
+
+  tmp = g_ascii_strdown (string, -1);
+
+  string = g_intern_string (tmp);
+
+  g_free (tmp);
+
+  return string;
+}
+
 static GdkContentFormats *
 gdk_content_formats_new_take (GType *      gtypes,
                               gsize        n_gtypes,