1 files changed, 96 insertions, 0 deletions
diff --git a/src/app/historyAction.cpp b/src/app/historyAction.cpp
new file mode 100644
index 0000000..bf715cb
--- /dev/null
+++ b/src/app/historyAction.cpp
@@ -0,0 +1,96 @@
+//Author:    Max Howell <max.howell@methylblue.com>, (C) 2003-4
+//Copyright: See COPYING file that comes with this distribution
+
+#include "historyAction.h"
+
+#include <kaccel.h>
+#include <kconfig.h>
+#include <klocale.h>
+
+
+inline
+HistoryAction::HistoryAction( const QString &text, const char *icon, const KShortcut &cut, KActionCollection *ac, const char *name )
+        : KAction( text, icon, cut, 0, 0, ac, name )
+        , m_text( text )
+{
+    // ui files make this false, but we can't rely on UI file as it isn't compiled in :(
+    KAction::setEnabled( false );
+}
+
+void
+HistoryAction::push( const QString &path )
+{
+    if( !path.isEmpty() && m_list.last() != path )
+    {
+        m_list.append( path );
+        setActionMenuTextOnly( this, path );
+        KAction::setEnabled( true );
+    }
+}
+
+QString
+HistoryAction::pop()
+{
+    const QString s = m_list.last();
+    m_list.pop_back();
+    setActionMenuTextOnly( this, m_list.last() );
+    setEnabled();
+    return s;
+}
+
+
+
+HistoryCollection::HistoryCollection( KActionCollection *ac, QObject *parent, const char *name )
+        : QObject( parent, name )
+        , m_b( new HistoryAction( i18n( "Back" ), "back", KStdAccel::back(), ac, "go_back" ) )
+        , m_f( new HistoryAction( i18n( "Forward" ), "forward",  KStdAccel::forward(), ac, "go_forward" ) )
+        , m_receiver( 0 )
+{
+    connect( m_b, SIGNAL(activated()), SLOT(pop()) );
+    connect( m_f, SIGNAL(activated()), SLOT(pop()) );
+}
+
+void
+HistoryCollection::push( const KURL &url ) //slot
+{
+    if( !url.isEmpty() )
+    {
+        if( !m_receiver )
+        {
+            m_f->clear();
+            m_receiver = m_b;
+        }
+
+        m_receiver->push( url.path( 1 ) );
+    }
+    m_receiver = 0;
+}
+
+void
+HistoryCollection::pop() //slot
+{
+    KURL url;
+    const QString path = ((HistoryAction*)sender())->pop(); //FIXME here we remove the constness
+    url.setPath( path );
+
+    m_receiver = (sender() == m_b) ? m_f : m_b;
+
+    emit activated( url );
+}
+
+void
+HistoryCollection::save( KConfig *config )
+{
+    config->writePathEntry( "backHistory", m_b->m_list );
+    config->writePathEntry( "forwardHistory", m_f->m_list );
+}
+
+void
+HistoryCollection::restore( KConfig *config )
+{
+    m_b->m_list = config->readPathListEntry( "backHistory" );
+    m_f->m_list = config->readPathListEntry( "forwardHistory" );
+    //TODO texts are not updated - no matter
+}
+
+#include "historyAction.moc"