Add W3C XML Schema validation support

This was done by Tobias Koenig, as part of an internship at Trolltech/Qt
Software, started at Wed Oct 1 18:32:43 2008 +0200, and the last commit being
part of this commit dating Tue Feb 24 11:03:36 2009 +0100. This is work
consisting of about 650 commits squashed into one, where the first commit was
61b280386c1905a15690fdd917dcbc8eb09b6283, in the repository before Qt's history
cut.

1 files changed, 12 insertions, 0 deletions

diff --git a/src/xmlpatterns/schema/doc/KeyRef_diagram.dot b/src/xmlpatterns/schema/doc/KeyRef_diagram.dot
new file mode 100644
index 0000000..ff425b9
--- /dev/null
+++ b/src/xmlpatterns/schema/doc/KeyRef_diagram.dot
@@ -0,0 +1,12 @@
+digraph KeyRef {
+  mindist = 2.0
+  1 -> 2 [label="annotation"]
+  1 -> 3 [label="selector"]
+  2 -> 3 [label="selector"]
+  3 -> 4 [label="field"]
+  4 -> 4 [label="field"]
+  1 [shape=circle, style=filled, color=blue]
+  2 [shape=circle, style=filled, color=red]
+  3 [shape=circle, style=filled, color=red]
+  4 [shape=doublecircle, style=filled, color=green]
+}