From 2aabde6c21d6dc4f9de8cf3ac17b98053961cc6b Mon Sep 17 00:00:00 2001
From: zautrix <zautrix>
Date: Sat, 09 Jul 2005 23:58:28 +0000
Subject: fixxx

---
(limited to 'libkcal')

diff --git a/libkcal/incidence.cpp b/libkcal/incidence.cpp
index 11f7ecc..e4bcc5e 100644
--- a/libkcal/incidence.cpp
+++ b/libkcal/incidence.cpp
@@ -281,7 +281,27 @@ void Incidence::setReadOnly( bool readOnly )
   IncidenceBase::setReadOnly( readOnly );
   recurrence()->setRecurReadOnly( readOnly);
 }
-
+void Incidence::setLastModifiedSubInvalid()
+{
+    mLastModifiedSub = QDateTime();
+    if ( mRelatedTo )
+        mRelatedTo->setLastModifiedSubInvalid();
+}
+QDateTime Incidence::lastModifiedSub()
+{
+    if ( !mRelations.count() )
+        return lastModified();
+    if ( mLastModifiedSub.isValid() )
+        return mLastModifiedSub;
+    mLastModifiedSub = lastModified();
+    Incidence * inc;
+    QPtrList<Incidence> Relations = relations();
+    for (inc=Relations.first();inc;inc=Relations.next()) {
+        if ( inc->lastModifiedSub() > mLastModifiedSub )
+            mLastModifiedSub = inc->lastModifiedSub();
+    }
+    return mLastModifiedSub;
+}
 void Incidence::setCreated(QDateTime created)
 {
   if (mReadOnly) return;
@@ -468,6 +488,7 @@ void Incidence::addRelationsToList(QPtrList<Incidence> *rel)
 
 void Incidence::addRelation(Incidence *event)
 {
+    setLastModifiedSubInvalid();
   if( mRelations.findRef( event ) == -1 ) {
     mRelations.append(event);
     //updated();
@@ -476,9 +497,8 @@ void Incidence::addRelation(Incidence *event)
 
 void Incidence::removeRelation(Incidence *event)
 {
-  
-  mRelations.removeRef(event); 
- 
+    setLastModifiedSubInvalid();
+  mRelations.removeRef(event);
 //  if (event->getRelatedTo() == this) event->setRelatedTo(0);
 }
 
diff --git a/libkcal/incidence.h b/libkcal/incidence.h
index c88ba2f..d4af9f0 100644
--- a/libkcal/incidence.h
+++ b/libkcal/incidence.h
@@ -277,6 +277,8 @@ class Incidence : public IncidenceBase
     bool isHoliday() const;
     bool isBirthday() const;
     bool isAnniversary() const;
+    QDateTime lastModifiedSub();
+    void setLastModifiedSubInvalid();
     
 
 protected:
@@ -292,6 +294,7 @@ protected:
 
     // base components of jounal, event and todo
     QDateTime mCreated;
+    QDateTime mLastModifiedSub;
     QString mDescription;
     QString mSummary;
     QStringList mCategories;
diff --git a/libkcal/incidencebase.cpp b/libkcal/incidencebase.cpp
index 1a19f3e..022dead 100644
--- a/libkcal/incidencebase.cpp
+++ b/libkcal/incidencebase.cpp
@@ -191,13 +191,17 @@ QString IncidenceBase::uid() const
 {
   return mUid;
 }
+void IncidenceBase::setLastModifiedSubInvalid()
+{
 
+}
 void IncidenceBase::setLastModified(const QDateTime &lm)
 {
     if ( blockLastModified ) return;
   // DON'T! updated() because we call this from
   // Calendar::updateEvent().
   mLastModified = getEvenTime(lm);
+  setLastModifiedSubInvalid();
   //qDebug("IncidenceBase::setLastModified %s ",lm.toString().latin1());
 }
 
diff --git a/libkcal/incidencebase.h b/libkcal/incidencebase.h
index bed73db..665c1f6 100644
--- a/libkcal/incidencebase.h
+++ b/libkcal/incidencebase.h
@@ -149,6 +149,7 @@ class IncidenceBase : public CustomProperties
     bool alarmEnabled() const;
     bool isTagged() const;
     void setTagged( bool );
+    virtual void setLastModifiedSubInvalid();
   protected:
     bool blockLastModified;
     bool mIsTagged;
--
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