Use a max line count on the QMultiLineEdit used for ipkg output, as users have reported performance issues when the line count gets huge.

1 files changed, 10 insertions, 0 deletions

diff --git a/noncore/settings/aqpkg/installdlgimpl.cpp b/noncore/settings/aqpkg/installdlgimpl.cpp
index 9339086..1f0bb5f 100644
--- a/noncore/settings/aqpkg/installdlgimpl.cpp
+++ b/noncore/settings/aqpkg/installdlgimpl.cpp
@@ -36,16 +36,20 @@
 #include "datamgr.h"
 #include "destination.h"
 #include "instoptionsimpl.h"
 #include "installdlgimpl.h"
 #include "ipkg.h"
 #include "utils.h"
 #include "global.h"
 
+enum {
+	MAXLINES = 100,
+};
+
 InstallDlgImpl::InstallDlgImpl( QList<InstallData> &packageList, DataManager *dataManager, const char *title )
     : QWidget( 0, 0, 0 )
 {
     setCaption( title );
     init( TRUE );
     
     pIpkg = 0;
     upgradePackages = false;
@@ -314,16 +318,22 @@ void InstallDlgImpl :: installSelected()
     if ( destination && destination->currentText() != 0 && destination->currentText() != "" )
         displayAvailableSpace( destination->currentText() );
 }
 
 
 void InstallDlgImpl :: displayText(const QString &text )
 {
     QString newtext = QString( "%1\n%2" ).arg( output->text() ).arg( text );
+
+    /* Set a max line count for the QMultiLineEdit, as users have reported
+     * performance issues when line count gets extreme.
+     */
+    if(output->numLines() >= MAXLINES)
+        output->removeLine(0);
     output->setText( newtext );
     output->setCursorPosition( output->numLines(), 0 );
 }
 
 
 void InstallDlgImpl :: displayAvailableSpace( const QString &text )
 {
     Destination *d = dataMgr->getDestination( text );