continue to implement undosave

CMakeLists.txt

@@ -67,7 +67,7 @@ find_package(Qt5 ${QT_REQUIRED_VERSION} CONFIG REQUIRED DBus Network Test Widget
 set(LIBGRAVATAR_VERSION_LIB "5.12.40")
 set(MAILCOMMON_LIB_VERSION_LIB "5.12.46")
 set(KDEPIM_APPS_LIB_VERSION_LIB "5.12.41")
-set(MESSAGELIB_LIB_VERSION_LIB "5.12.63")
+set(MESSAGELIB_LIB_VERSION_LIB "5.12.68")
 set(LIBKLEO_LIB_VERSION_LIB "5.12.40")
 set(PIMCOMMON_LIB_VERSION_LIB "5.12.41")
 set(LIBKDEPIM_LIB_VERSION_LIB "5.12.40")

src/editor/kmcomposerwin.cpp

@@ -1876,8 +1876,11 @@ void KMComposerWin::slotSendFailed(const QString &msg, MessageComposer::Composer
     }
 }
 
-void KMComposerWin::slotSendSuccessful()
+void KMComposerWin::slotSendSuccessful(Akonadi::Item::Id id)
 {
+    if (id != -1) {
+        //TODO send later info
+    }
     setModified(false);
     mComposerBase->cleanupAutoSave();
     mFolder = Akonadi::Collection(); // see dtor
@@ -2540,6 +2543,20 @@ void KMComposerWin::doSend(MessageComposer::MessageSender::SendMethod method, Me
         if (!MessageComposer::Util::sendMailDispatcherIsOnline()) {
             method = MessageComposer::MessageSender::SendLater;
         }
+        if (KMailSettings::self()->enabledUndoSend()) {
+            mComposerBase->setSendLaterInfo(nullptr);
+            const bool wasRegistered = sendLaterRegistered();
+            if (wasRegistered) {
+                SendLater::SendLaterInfo *info = new SendLater::SendLaterInfo;
+                info->setRecurrence(false);
+                info->setSubject(subject());
+                info->setDateTime(QDateTime::currentDateTime().addSecs(KMailSettings::self()->undoSendDelay()));
+                mComposerBase->setSendLaterInfo(info);
+            }
+            method = MessageComposer::MessageSender::SendLater;
+            willSendItWithoutReediting = true;
+            saveIn == MessageComposer::MessageSender::SaveInOutbox;
+        }
     }
 
     if (saveIn == MessageComposer::MessageSender::SaveInNone || willSendItWithoutReediting) {   // don't save as draft or template, send immediately

src/editor/kmcomposerwin.h

@@ -358,7 +358,7 @@ private Q_SLOTS:
     void slotPrintComposeResult(KJob *job);
 
     void slotSendFailed(const QString &msg, MessageComposer::ComposerViewBase::FailedType type);
-    void slotSendSuccessful();
+    void slotSendSuccessful(Akonadi::Item::Id id);
 
     /**
      *  toggle automatic spellchecking