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authorGravatar Hendrik Tews <hendrik@askra.de>2013-01-20 20:52:14 +0000
committerGravatar Hendrik Tews <hendrik@askra.de>2013-01-20 20:52:14 +0000
commitfcb38129563b2bacf5f597bde4444d62c3e78c92 (patch)
tree5ea2c5f9cf73808196e9c95f4251a872e381f5a2 /doc
parent682715a78b9434b043cf0d664ed9c030508750d5 (diff)
- implement retract from prooftree
Diffstat (limited to 'doc')
-rw-r--r--doc/PG-adapting.texi10
-rw-r--r--doc/ProofGeneral.texi2
2 files changed, 8 insertions, 4 deletions
diff --git a/doc/PG-adapting.texi b/doc/PG-adapting.texi
index a23a91e7..67248cb4 100644
--- a/doc/PG-adapting.texi
+++ b/doc/PG-adapting.texi
@@ -2740,10 +2740,12 @@ communication between Proof General and Prooftree is almost one
way only. Proof General sends proof status messages to Prooftree,
from which Prooftree reconstructs the current proof status and
the complete proof tree. Prooftree never requests additional
-information from Proof General. The only message that is sent
-from Prooftree to Proof General is a @code{stop-displaying}
-command, when the user closes the proof-tree display of the
-current proof.
+information from Proof General.
+
+There are only a few messages that Prooftree sends to Proof
+General. These messages communicate user requests to Proof
+General, for instance, when the user selects the undo menu item,
+or when he closes the Prooftree window.
The communication protocol is completely described in the
@code{ocamldoc} documentation of @code{input.ml} in the Prooftree
diff --git a/doc/ProofGeneral.texi b/doc/ProofGeneral.texi
index 628fae0f..30e19cfc 100644
--- a/doc/ProofGeneral.texi
+++ b/doc/ProofGeneral.texi
@@ -3158,6 +3158,8 @@ dependencies.
given existential variable.
@item Snapshots of proof trees for reference when you retract
your proof to try a different approach.
+@item Trigger a retract (undo) operation with a selected sequent
+as target.
@end itemize
For a more elaborated description please consult the help dialog