From df4796a5c548bdb781ebe2d6f43054d006e8f239 Mon Sep 17 00:00:00 2001
From: MenTaLguY <mental@rydia.net>
Date: Mon, 6 Mar 2006 05:08:31 +0000
Subject: add DocumentSubset::_clear

(bzr r210)
---
 src/document-subset.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/document-subset.cpp')

diff --git a/src/document-subset.cpp b/src/document-subset.cpp
index f6b32c0f4..ba6e416cd 100644
--- a/src/document-subset.cpp
+++ b/src/document-subset.cpp
@@ -142,6 +142,7 @@ struct DocumentSubset::Relations : public GC::Managed<GC::ATOMIC>,
     void addOne(SPObject *obj);
     void remove(SPObject *obj, bool subtree);
     void reorder(SPObject *obj);
+    void clear();
 
 private:
     Record &_doAdd(SPObject *obj) {
@@ -277,6 +278,16 @@ void DocumentSubset::Relations::remove(SPObject *obj, bool subtree) {
     changed_signal.emit();
 }
 
+void DocumentSubset::Relations::clear() {
+    Record &root=records[NULL];
+
+    while (!root.children.empty()) {
+        _doRemoveSubtree(root.children.front());
+    }
+
+    changed_signal.emit();
+}
+
 void DocumentSubset::Relations::reorder(SPObject *obj) {
     SPObject::ParentIterator parent=obj;
 
@@ -316,6 +327,10 @@ void DocumentSubset::_remove(SPObject *obj, bool subtree) {
     _relations->remove(obj, subtree);
 }
 
+void DocumentSubset::_clear() {
+    _relations->clear();
+}
+
 bool DocumentSubset::includes(SPObject *obj) const {
     return _relations->get(obj);
 }
-- 
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