Fix functionality broken by commit fd0046c4

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

8 files changed, 144 insertions, 73 deletions

diff --git a/knode/kngroupbrowser.cpp b/knode/kngroupbrowser.cpp
index e77f7687b..bafa065c9 100644
--- a/knode/kngroupbrowser.cpp
+++ b/knode/kngroupbrowser.cpp
@@ -41,10 +41,8 @@ KNGroupBrowser::KNGroupBrowser(TQWidget *parent, const TQString &caption, KNNntp
 {
   refilterTimer = new TQTimer();
 
-  allList=new TQPtrList<KNGroupInfo>;
-  allList->setAutoDelete(true);
-  matchList=new TQPtrList<KNGroupInfo>;
-  matchList->setAutoDelete(false);
+  allList = new std::list<KNGroupInfo*>();
+  matchList = new std::list<KNGroupInfo*>();
 
   //create Widgets
   page=new TQWidget(this);
@@ -148,7 +146,16 @@ KNGroupBrowser::~KNGroupBrowser()
   knGlobals.netAccess()->stopJobsNntp(KNJobData::JTCheckNewGroups);
 
   delete matchList;
+
+  for (KNGroupInfo *g : *allList)
+  {
+    if (g)
+    {
+      delete g;
+    }
+  }
   delete allList;
+
   delete refilterTimer;
 }
 
@@ -159,6 +166,13 @@ void KNGroupBrowser::slotReceiveList(KNGroupListData* d)
   enableButton(User2,true);
 
   if (d) {  // d==0 if something has gone wrong...
+    for (KNGroupInfo *g : *allList)
+    {
+      if (g)
+      {
+        delete g;
+      }
+    }
     delete allList;
     allList = d->extractList();
     incrementalFilter=false;
@@ -206,8 +220,8 @@ void KNGroupBrowser::createListItems(TQListViewItem *parent)
     }
   }
 
-  for(KNGroupInfo *gn=matchList->first(); gn; gn=matchList->next()) {
-
+  for (KNGroupInfo *gn : *matchList)
+  {
     if(!prefix.isEmpty() && !gn->name.startsWith(prefix))
       if(!compare.isNull())
         break;
@@ -321,14 +335,14 @@ void KNGroupBrowser::slotFilter(const TQString &txt)
   bool doIncrementalUpdate = (!isRegexp && incrementalFilter && (filtertxt.left(lastFilter.length())==lastFilter));
 
   if (doIncrementalUpdate) {
-    TQPtrList<KNGroupInfo> *tempList = new TQPtrList<KNGroupInfo>();
-    tempList->setAutoDelete(false);
+    std::list<KNGroupInfo*> *tempList = new std::list<KNGroupInfo*>();
 
-    for(KNGroupInfo *g=matchList->first(); g; g=matchList->next()) {
+    for (KNGroupInfo *g : *matchList)
+    {
       if ((notCheckSub||g->subscribed)&&
           (notCheckNew||g->newGroup)&&
           (notCheckStr||(g->name.find(filtertxt)!=-1)))
-      tempList->append(g);
+      tempList->push_back(g);
     }
 
     delete matchList;
@@ -336,18 +350,20 @@ void KNGroupBrowser::slotFilter(const TQString &txt)
   } else {
     matchList->clear();
 
-    for(KNGroupInfo *g=allList->first(); g; g=allList->next()) {
+    for (KNGroupInfo *g : *allList)
+    {
       if ((notCheckSub||g->subscribed)&&
           (notCheckNew||g->newGroup)&&
           (notCheckStr||(isRegexp? (reg.search(g->name,0) != -1):(g->name.find(filtertxt)!=-1))))
-        matchList->append(g);
+        matchList->push_back(g);
     }
   }
 
   groupView->clear();
 
-  if((matchList->count() < MIN_FOR_TREE) || noTreeCB->isChecked()) {
-    for(KNGroupInfo *g=matchList->first(); g; g=matchList->next()) {
+  if((matchList->size() < MIN_FOR_TREE) || noTreeCB->isChecked()) {
+    for (KNGroupInfo *g : *matchList)
+    {
       cit=new CheckItem(groupView, *g, this);
       updateItemState(cit);
     }
@@ -358,7 +374,7 @@ void KNGroupBrowser::slotFilter(const TQString &txt)
   lastFilter = filtertxt;
   incrementalFilter = !isRegexp;
 
-  leftLabel->setText(i18n("Groups on %1: (%2 displayed)").arg(a_ccount->name()).arg(matchList->count()));
+  leftLabel->setText(i18n("Groups on %1: (%2 displayed)").arg(a_ccount->name()).arg(matchList->size()));
 
   arrowBtn1->setEnabled(false);
   arrowBtn2->setEnabled(false);
diff --git a/knode/kngroupbrowser.h b/knode/kngroupbrowser.h
index c7391b3ac..d787fb4af 100644
--- a/knode/kngroupbrowser.h
+++ b/knode/kngroupbrowser.h
@@ -98,7 +98,7 @@ class KNGroupBrowser : public KDialogBase {
     bool incrementalFilter;
 
     KNNntpAccount *a_ccount;
-    TQPtrList<KNGroupInfo> *allList, *matchList;
+    std::list<KNGroupInfo*> *allList, *matchList;
 
   protected slots:
     void slotLoadList();
diff --git a/knode/kngroupdialog.cpp b/knode/kngroupdialog.cpp
index f8922e076..fc3353c01 100644
--- a/knode/kngroupdialog.cpp
+++ b/knode/kngroupdialog.cpp
@@ -121,18 +121,17 @@ void KNGroupDialog::updateItemState(CheckItem *it)
 
 
 
-void KNGroupDialog::toSubscribe(TQPtrList<KNGroupInfo> *l)
+void KNGroupDialog::toSubscribe(std::list<KNGroupInfo*> *l)
 {
   KNGroupInfo *info;
   l->clear();
-  l->setAutoDelete(true);
 
   bool moderated=false;
   TQListViewItemIterator it(subView);
   for(; it.current(); ++it) {
     info = new KNGroupInfo();
     *info = ((static_cast<GroupItem*>(it.current()))->info);
-    l->append(info);
+    l->push_back(info);
     if (info->status==KNGroup::moderated)
       moderated=true;
   }
diff --git a/knode/kngroupdialog.h b/knode/kngroupdialog.h
index 49a3971d3..6ac45eb98 100644
--- a/knode/kngroupdialog.h
+++ b/knode/kngroupdialog.h
@@ -29,7 +29,7 @@ class KNGroupDialog : public KNGroupBrowser {
     KNGroupDialog(TQWidget *parent, KNNntpAccount *a);
     ~KNGroupDialog();
 
-    void toSubscribe(TQPtrList<KNGroupInfo> *l);
+    void toSubscribe(std::list<KNGroupInfo*> *l);
     void toUnsubscribe(TQStringList *l);
 
   protected:
diff --git a/knode/kngroupmanager.cpp b/knode/kngroupmanager.cpp
index 188a8e1b1..d2d21762a 100644
--- a/knode/kngroupmanager.cpp
+++ b/knode/kngroupmanager.cpp
@@ -12,6 +12,7 @@
     Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US
 */
 
+#include <algorithm>
 #include <stdio.h>
 #include <stdlib.h>
 #include <tqdir.h>
@@ -74,6 +75,10 @@ bool KNGroupInfo::operator< (const KNGroupInfo &gi2)
   return (name < gi2.name);
 }
 
+bool KNGroupInfo::PtrCompFn(KNGroupInfo *a, KNGroupInfo *b)
+{
+  return *a < *b;
+}
 
 //===============================================================================
 
@@ -81,15 +86,24 @@ bool KNGroupInfo::operator< (const KNGroupInfo &gi2)
 KNGroupListData::KNGroupListData()
   : codecForDescriptions(0)
 {
-  groups = new TQPtrList<KNGroupInfo>;
-  groups->setAutoDelete(true);
+  groups = new std::list<KNGroupInfo*>();
 }
 
 
 
 KNGroupListData::~KNGroupListData()
 {
-  delete groups;
+  if (groups)
+  {
+    for (KNGroupInfo *g : *groups)
+    {
+      if (g)
+      {
+        delete g;
+      }
+    }
+    delete groups;
+  }
 }
 
 
@@ -145,7 +159,7 @@ bool KNGroupListData::readIn(KNProtocolClient *client)
       } else
         sub = false;
 
-      groups->append(new KNGroupInfo(name,description,false,sub,status));
+      groups->push_back(new KNGroupInfo(name,description,false,sub,status));
 
       if (timer.elapsed() > 200) {           // don't flicker
         timer.restart();
@@ -169,7 +183,8 @@ bool KNGroupListData::writeOut()
   TQCString temp;
 
   if(f.open(IO_WriteOnly)) {
-    for (KNGroupInfo *i=groups->first(); i; i=groups->next()) {
+    for (KNGroupInfo *i : *groups)
+    {
       temp = i->name.utf8();
       switch (i->status) {
         case KNGroup::unknown: temp += " u ";
@@ -196,27 +211,33 @@ bool KNGroupListData::writeOut()
 
 // merge in new groups, we want to preserve the "subscribed"-flag
 // of the loaded groups and the "new"-flag of the new groups.
-void KNGroupListData::merge(TQPtrList<KNGroupInfo>* newGroups)
+void KNGroupListData::merge(std::list<KNGroupInfo*> *newGroups)
 {
   bool subscribed;
 
-  for (KNGroupInfo *i=newGroups->first(); i; i=newGroups->next()) {
-    if (groups->find(i)>=0) {
-      subscribed = groups->current()->subscribed;
-      groups->remove();   // avoid duplicates
+  for (KNGroupInfo *i : *newGroups)
+  {
+    std::list<KNGroupInfo*>::iterator ngIt = std::find(groups->begin(), groups->end(), i);
+
+    if (ngIt != std::end(*groups))
+    {
+      KNGroupInfo *newGr = *ngIt;
+      subscribed = newGr->subscribed;
+      groups->erase(ngIt);   // avoid duplicates
+      delete newGr;
     } else
       subscribed = false;
-    groups->append(new KNGroupInfo(i->name,i->description,true,subscribed,i->status));
+    groups->push_back(new KNGroupInfo(i->name,i->description,true,subscribed,i->status));
   }
 
-  groups->sort();
+  groups->sort(KNGroupInfo::PtrCompFn);
 }
 
 
-TQPtrList<KNGroupInfo>* KNGroupListData::extractList()
+std::list<KNGroupInfo*>* KNGroupListData::extractList()
 {
-  TQPtrList<KNGroupInfo>* temp = groups;
-  groups = 0;
+  std::list<KNGroupInfo*>* temp = groups;
+  groups = nullptr;
   return temp;
 }
 
@@ -417,10 +438,12 @@ void KNGroupManager::showGroupDialog(KNNntpAccount *a, TQWidget *parent)
       }
     }
 
-    TQPtrList<KNGroupInfo> lst2;
+    std::list<KNGroupInfo*> lst2;
     gDialog->toSubscribe(&lst2);
-    for(KNGroupInfo *var=lst2.first(); var; var=lst2.next()) {
+    for (KNGroupInfo *var : lst2)
+    {
       subscribeGroup(var, a);
+      delete var;
     }
   }
 
@@ -593,12 +616,14 @@ void KNGroupManager::processJob(KNJobData *j)
           // update the descriptions of the subscribed groups
           for ( TQValueList<KNGroup*>::Iterator it = mGroupList.begin(); it != mGroupList.end(); ++it ) {
             if ( (*it)->account() == j->account() ) {
-              for ( KNGroupInfo* inf = d->groups->first(); inf; inf = d->groups->next() )
+              for (KNGroupInfo *inf : *d->groups)
+              {
                 if ( inf->name == (*it)->groupname() ) {
                   (*it)->setDescription( inf->description );
                   (*it)->setStatus( inf->status );
                   break;
                 }
+              }
             }
           }
         }
diff --git a/knode/kngroupmanager.h b/knode/kngroupmanager.h
index f713a90b4..72104097b 100644
--- a/knode/kngroupmanager.h
+++ b/knode/kngroupmanager.h
@@ -15,8 +15,9 @@
 #ifndef KNGROUPMANAGER_H
 #define KNGROUPMANAGER_H
 
+#include <list>
+
 #include <tqobject.h>
-#include <tqptrlist.h>
 
 #include "knjobdata.h"
 #include "kngroup.h"
@@ -48,6 +49,8 @@ class KNGroupInfo {
 
     bool operator== (const KNGroupInfo &gi2);
     bool operator< (const KNGroupInfo &gi2);
+
+    static bool PtrCompFn(KNGroupInfo *a, KNGroupInfo *b);
 };
 
 
@@ -59,13 +62,13 @@ class KNGroupListData : public KNJobItem {
 
     bool readIn(KNProtocolClient *client=0);
     bool writeOut();
-    void merge(TQPtrList<KNGroupInfo>* newGroups);
+    void merge(std::list<KNGroupInfo*> *newGroups);
 
-    TQPtrList<KNGroupInfo>* extractList();
+    std::list<KNGroupInfo*>* extractList();
 
     TQStringList subscribed;
     TQString path;
-    TQPtrList<KNGroupInfo> *groups;
+    std::list<KNGroupInfo*> *groups;
     TQDate fetchSince;
     bool getDescriptions;
     TQTextCodec *codecForDescriptions;
diff --git a/knode/knnntpclient.cpp b/knode/knnntpclient.cpp
index ceaeafe06..0755dc969 100644
--- a/knode/knnntpclient.cpp
+++ b/knode/knnntpclient.cpp
@@ -15,6 +15,9 @@
 */
 
 #include <stdlib.h>
+#include <algorithm>
+#include <vector>
+
 #include <tdelocale.h>
 #include <tqtextcodec.h>
 #include <tqmutex.h>
@@ -132,7 +135,7 @@ void KNNntpClient::doFetchGroups()
         default  : status = KNGroup::unknown;
       }
 
-      target->groups->append(new KNGroupInfo(name,TQString(),false,subscribed,status));
+      target->groups->push_back(new KNGroupInfo(name,TQString(),false,subscribed,status));
     }
     doneLines++;
   }
@@ -140,15 +143,18 @@ void KNNntpClient::doFetchGroups()
   if (!job->success() || job->canceled())
     return;     // stopped...
 
-  TQPtrVector<KNGroupInfo> tempVector;
-  target->groups->toVector(&tempVector);
-  tempVector.sort();
+  std::vector<KNGroupInfo*> tempVector;
+  for (KNGroupInfo *g : *target->groups)
+  {
+    tempVector.push_back(g);
+  }
+  std::sort(tempVector.begin(), tempVector.end(), KNGroupInfo::PtrCompFn);
 
   if (target->getDescriptions) {
     errorPrefix = i18n("The group descriptions could not be retrieved.\nThe following error occurred:\n");
     progressValue = 100;
     doneLines = 0;
-    predictedLines = target->groups->count();
+    predictedLines = target->groups->size();
 
     sendSignal(TSdownloadDesc);
     sendSignal(TSprogressUpdate);
@@ -189,8 +195,11 @@ void KNNntpClient::doFetchGroups()
             description = TQString::fromLocal8Bit(s);
           info.name = name;
 
-          if ((pos=tempVector.bsearch(&info))!=-1)
-            tempVector[pos]->description = description;
+          if (std::binary_search(tempVector.begin(), tempVector.end(), &info, KNGroupInfo::PtrCompFn))
+          {
+            KNGroupInfo *posGroup = *std::lower_bound(tempVector.begin(), tempVector.end(), &info, KNGroupInfo::PtrCompFn);
+            posGroup->description = description;
+          }
         }
         doneLines++;
       }
@@ -200,9 +209,11 @@ void KNNntpClient::doFetchGroups()
       return;     // stopped...
   }
 
-  target->groups->setAutoDelete(false);
-  tempVector.toList(target->groups);
-  target->groups->setAutoDelete(true);
+  target->groups->clear();
+  for (KNGroupInfo *g : tempVector)
+  {
+    target->groups->push_back(g);
+  }
 
   sendSignal(TSwriteGrouplist);
   if (!target->writeOut())
@@ -229,8 +240,7 @@ void KNNntpClient::doCheckNewGroups()
   char *s, *line;
   TQString name;
   KNGroup::Status status;
-  TQPtrList<KNGroupInfo> tmpList;
-  tmpList.setAutoDelete(true);
+  std::list<KNGroupInfo*> tmpList;
 
   while (getNextLine()) {
     line = getCurrentLine();
@@ -261,19 +271,23 @@ void KNNntpClient::doCheckNewGroups()
         default  : status = KNGroup::unknown;
       }
 
-      tmpList.append(new KNGroupInfo(name,TQString(),true,false,status));
+      tmpList.push_back(new KNGroupInfo(name,TQString(),true,false,status));
     }
     doneLines++;
   }
 
+  bool statusOk = true;
+
   if (!job->success() || job->canceled())
-    return;     // stopped...
+  {
+    statusOk = false;     // stopped...
+  }
 
-  if (target->getDescriptions) {
+  if (statusOk && target->getDescriptions) {
     errorPrefix = i18n("The group descriptions could not be retrieved.\nThe following error occurred:\n");
     progressValue = 100;
     doneLines = 0;
-    predictedLines = tmpList.count()*3;
+    predictedLines = tmpList.size()*3;
 
     sendSignal(TSdownloadDesc);
     sendSignal(TSprogressUpdate);
@@ -283,14 +297,21 @@ void KNNntpClient::doCheckNewGroups()
     char *s;
     int rep;
 
-    for (KNGroupInfo *group=tmpList.first(); group; group=tmpList.next()) {
+    for (KNGroupInfo *group : tmpList)
+    {
       if (!sendCommand(cmd+group->name.utf8(),rep))
-        return;
+      {
+        statusOk = false;
+        break;
+      }
       if (rep != 215)        // 215 informations follows
         break;
       desList.clear();
       if (!getMsg(desList))
-        return;
+      {
+        statusOk = false;
+        break;
+      }
 
       if (desList.count()>0) {        // group has a description
         s = desList.first();
@@ -310,17 +331,26 @@ void KNNntpClient::doCheckNewGroups()
     }
   }
 
-  sendSignal(TSloadGrouplist);
+  if (statusOk)
+  {
+    sendSignal(TSloadGrouplist);
 
-  if (!target->readIn()) {
-    job->setErrorString(i18n("Unable to read the group list file"));
-    return;
+    if (!target->readIn()) {
+      job->setErrorString(i18n("Unable to read the group list file"));
+    }
+    else
+    {
+      target->merge(&tmpList);
+      sendSignal(TSwriteGrouplist);
+      if (!target->writeOut()) {
+        job->setErrorString(i18n("Unable to write the group list file"));
+      }
+    }
   }
-  target->merge(&tmpList);
-  sendSignal(TSwriteGrouplist);
-  if (!target->writeOut()) {
-    job->setErrorString(i18n("Unable to write the group list file"));
-    return;
+
+  for (KNGroupInfo *group : tmpList)
+  {
+    delete group;
   }
 }
 
diff --git a/knode/utilities.h b/knode/utilities.h
index 989388759..f20d99e1c 100644
--- a/knode/utilities.h
+++ b/knode/utilities.h
@@ -20,8 +20,6 @@
 #include <tqfile.h>
 
 #include <tqglobal.h>
-#include <tqptrvector.h>
-#include <tqptrlist.h>
 
 class TQWidget;
 class TQString;
@@ -44,7 +42,7 @@ class KNFile : public TQFile {
     const TQCString& readLine();
     const TQCString& readLineWnewLine();
     /** searches for the string from the current file position
-	returns -1 when the string wasn't found. */
+        returns -1 when the string wasn't found. */
     int findString(const char *s);
 
    protected: