- Fixed redundant empty line in history merge.

- Fixed inconsistency in directory view info area after scan.
- Fixed crash if trying to disable "Dir & Text Split Screen View" and no
  file is loaded.
- Fixed test dialog for regular expressions.



git-svn-id: https://kdiff3.svn.sourceforge.net/svnroot/kdiff3/trunk@102 c8aa9fed-2811-0410-8543-893ada326672

kdiff3/src-QT4/difftextwindow.cpp

@@ -391,7 +391,7 @@ void DiffTextWindow::setFastSelectorRange( int line1, int nofLines )
 void DiffTextWindow::showStatusLine(int line )
 {
    int d3lIdx = convertLineToDiff3LineIdx( line );
-   if(d3lIdx >= 0 && d3lIdx<(int)d->m_pDiff3LineVector->size() )
+   if( d->m_pDiff3LineVector!=0 && d3lIdx >= 0 && d3lIdx<(int)d->m_pDiff3LineVector->size() )
    {
       const Diff3Line* pD3l = (*d->m_pDiff3LineVector)[d3lIdx];
       if ( pD3l != 0 )
@@ -1020,14 +1020,17 @@ void DiffTextWindowData::writeLine(
 
 void DiffTextWindow::paintEvent( QPaintEvent* e )
 {
-   if ( d->m_pDiff3LineVector==0 || ! d->m_bPaintingAllowed ||
-        ( d->m_diff3WrapLineVector.empty() && d->m_bWordWrap ) ) 
-      return;
-
    QRect invalidRect = e->rect();
-   if ( invalidRect.isEmpty() )
+   if ( invalidRect.isEmpty() || ! d->m_bPaintingAllowed )
       return;
 
+   if ( d->m_pDiff3LineVector==0  ||  ( d->m_diff3WrapLineVector.empty() && d->m_bWordWrap ) ) 
+   {
+      QPainter p(this);
+      p.fillRect( invalidRect, d->m_pOptionDialog->m_bgColor );
+      return;
+   }
+   
    bool bOldSelectionContainsData = d->m_selection.bSelectionContainsData;
    d->m_selection.bSelectionContainsData = false;
 

kdiff3/src-QT4/directorymergewindow.cpp

@@ -741,7 +741,10 @@ bool DirectoryMergeWindow::init
          s += "\n" + i18n("Number of manual merges:")   +" "+ QString::number(nofManualMerges);
       KMessageBox::information( this, s );
       if ( topLevelItemCount()>0 )
+      {
          topLevelItem(0)->setSelected(true);
+         setCurrentItem( topLevelItem(0) );
+      }
    }
 
    if ( bReload )

kdiff3/src-QT4/mergeresultwindow.cpp

@@ -1387,6 +1387,14 @@ void MergeResultWindow::slotMergeHistory()
             if (!mell.empty())
                iMLLStart->mergeEditLineList.splice( iMLLStart->mergeEditLineList.end(), mell, mell.begin(), mell.end() );
          }
+         // If the end of start is empty and the first line at the end is empty remove the last line of start
+         if ( !iMLLStart->mergeEditLineList.empty() && !iMLLEnd->mergeEditLineList.empty() )
+         {
+            QString lastLineOfStart = iMLLStart->mergeEditLineList.back().getString(this);
+            QString firstLineOfEnd = iMLLEnd->mergeEditLineList.front().getString(this);
+            if ( lastLineOfStart.mid(lead.length()).trimmed().isEmpty() && firstLineOfEnd.mid(lead.length()).trimmed().isEmpty() )
+               iMLLStart->mergeEditLineList.pop_back();
+         }
       }
       setFastSelector( iMLLStart );
       update();

kdiff3/src-QT4/mergeresultwindow.h

@@ -231,6 +231,7 @@ private:
       void clear()                             { ds(-m_size); BASE::clear();          }
       void push_back( const MergeEditLine& m)  { ds(+1); BASE::push_back(m);     }
       void push_front( const MergeEditLine& m) { ds(+1); BASE::push_front(m);    }
+      void pop_back()                          { ds(-1); BASE::pop_back();    }
       iterator erase( iterator i )             { ds(-1); return BASE::erase(i);  }
       iterator insert( iterator i, const MergeEditLine& m ) { ds(+1); return BASE::insert(i,m); }
       int size(){ if (!m_pTotalSize) m_size = BASE::size(); return m_size; }

kdiff3/src-QT4/pdiff.cpp

@@ -1828,7 +1828,8 @@ void KDiff3App::slotDirShowBoth()
    }
    else
    {
-      if ( m_pMainWidget!=0 )
+      bool bTextDataAvailable = ( m_sd1.hasData() || m_sd2.hasData() || m_sd3.hasData() );
+      if ( m_pMainWidget!=0 &&  bTextDataAvailable )
       {
          m_pMainWidget->show();
          m_pDirectoryMergeSplitter->hide();

kdiff3/src-QT4/smalldialogs.cpp

@@ -416,15 +416,15 @@ RegExpTester::RegExpTester( QWidget* pParent, const QString& autoMergeRegExpTool
    l->setToolTip( autoMergeRegExpToolTip );
    m_pAutoMergeRegExpEdit = new QLineEdit(this);
    pGrid->addWidget(m_pAutoMergeRegExpEdit,line,1);
-   connect( m_pAutoMergeRegExpEdit, SIGNAL(editTextChanged(const QString&)), this, SLOT(slotRecalc()));
+   connect( m_pAutoMergeRegExpEdit, SIGNAL(textChanged(const QString&)), this, SLOT(slotRecalc()));
    ++line;
 
    l = new QLabel(i18n("Example auto merge line:"), this);
-   pGrid->addWidget(l,line,line,0,1);
+   pGrid->addWidget(l,line,0);
    l->setToolTip( i18n("For auto merge test copy a line as used in your files.") );
    m_pAutoMergeExampleEdit = new QLineEdit(this);
    pGrid->addWidget(m_pAutoMergeExampleEdit,line,1);
-   connect( m_pAutoMergeExampleEdit, SIGNAL(editTextChanged(const QString&)), this, SLOT(slotRecalc()));
+   connect( m_pAutoMergeExampleEdit, SIGNAL(textChanged(const QString&)), this, SLOT(slotRecalc()));
    ++line;
 
    l = new QLabel(i18n("Match result:"), this);
@@ -443,17 +443,16 @@ RegExpTester::RegExpTester( QWidget* pParent, const QString& autoMergeRegExpTool
    l->setToolTip( historyStartRegExpToolTip );
    m_pHistoryStartRegExpEdit = new QLineEdit(this);
    pGrid->addWidget(m_pHistoryStartRegExpEdit,line,1);
-   connect( m_pHistoryStartRegExpEdit, SIGNAL(editTextChanged(const QString&)), this, SLOT(slotRecalc()));
+   connect( m_pHistoryStartRegExpEdit, SIGNAL(textChanged(const QString&)), this, SLOT(slotRecalc()));
    ++line;
 
    l = new QLabel(i18n("Example history start line (with leading comment):"), this);
-   pGrid->addWidget(l,line,line,0,1);
-   ++line;
+   pGrid->addWidget(l,line,0);
    l->setToolTip( i18n("Copy a history start line as used in your files,\n"
                           "including the leading comment.") );
    m_pHistoryStartExampleEdit = new QLineEdit(this);
    pGrid->addWidget(m_pHistoryStartExampleEdit,line,1);
-   connect( m_pHistoryStartExampleEdit, SIGNAL(editTextChanged(const QString&)), this, SLOT(slotRecalc()));
+   connect( m_pHistoryStartExampleEdit, SIGNAL(textChanged(const QString&)), this, SLOT(slotRecalc()));
    ++line;
 
    l = new QLabel(i18n("Match result:"), this);
@@ -472,7 +471,7 @@ RegExpTester::RegExpTester( QWidget* pParent, const QString& autoMergeRegExpTool
    l->setToolTip( historyEntryStartRegExpToolTip );
    m_pHistoryEntryStartRegExpEdit = new QLineEdit(this);
    pGrid->addWidget(m_pHistoryEntryStartRegExpEdit,line,1);
-   connect( m_pHistoryEntryStartRegExpEdit, SIGNAL(editTextChanged(const QString&)), this, SLOT(slotRecalc()));
+   connect( m_pHistoryEntryStartRegExpEdit, SIGNAL(textChanged(const QString&)), this, SLOT(slotRecalc()));
    ++line;
 
    l = new QLabel(i18n("History sort key order:"), this);
@@ -480,17 +479,16 @@ RegExpTester::RegExpTester( QWidget* pParent, const QString& autoMergeRegExpTool
    l->setToolTip( historySortKeyOrderToolTip );
    m_pHistorySortKeyOrderEdit = new QLineEdit(this);
    pGrid->addWidget(m_pHistorySortKeyOrderEdit,line,1);
-   connect( m_pHistorySortKeyOrderEdit, SIGNAL(editTextChanged(const QString&)), this, SLOT(slotRecalc()));
+   connect( m_pHistorySortKeyOrderEdit, SIGNAL(textChanged(const QString&)), this, SLOT(slotRecalc()));
    ++line;
 
    l = new QLabel(i18n("Example history entry start line (without leading comment):"), this);
-   pGrid->addWidget(l,line,line,0,1);
+   pGrid->addWidget(l,line,0);
    l->setToolTip( i18n("Copy a history entry start line as used in your files,\n"
                           "but omit the leading comment.") );
-   ++line;
    m_pHistoryEntryStartExampleEdit = new QLineEdit(this);
    pGrid->addWidget(m_pHistoryEntryStartExampleEdit,line,1);
-   connect( m_pHistoryEntryStartExampleEdit, SIGNAL(editTextChanged(const QString&)), this, SLOT(slotRecalc()));
+   connect( m_pHistoryEntryStartExampleEdit, SIGNAL(textChanged(const QString&)), this, SLOT(slotRecalc()));
    ++line;
 
    l = new QLabel(i18n("Match result:"), this);