A more generic error message when route start pt violates DRC.

Fixes https://gitlab.com/kicad/code/kicad/issues/1812

common/eda_base_frame.cpp

@@ -677,14 +677,14 @@ void EDA_BASE_FRAME::PrintMsg( const wxString& text )
 void EDA_BASE_FRAME::ShowInfoBarError( const wxString& aErrorMsg )
 {
     m_infoBar->RemoveAllButtons();
-    GetInfoBar()->ShowMessageFor( aErrorMsg, 5000, wxICON_ERROR );
+    GetInfoBar()->ShowMessageFor( aErrorMsg, 8000, wxICON_ERROR );
 }
 
 
 void EDA_BASE_FRAME::ShowInfoBarWarning( const wxString& aWarningMsg )
 {
     m_infoBar->RemoveAllButtons();
-    GetInfoBar()->ShowMessageFor( aWarningMsg, 5000, wxICON_WARNING );
+    GetInfoBar()->ShowMessageFor( aWarningMsg, 8000, wxICON_WARNING );
 }
 
 

pcbnew/router/pns_router.cpp

@@ -191,7 +191,7 @@ bool ROUTER::StartRouting( const VECTOR2I& aP, ITEM* aStartItem, int aLayer )
 
     if( ! isStartingPointRoutable( aP, aLayer ) )
     {
-        SetFailureReason( _("Cannot start routing inside a keepout area or board outline." ) );
+        SetFailureReason( _( "The routing start point violates DRC." ) );
         return false;
     }
 

pcbnew/router/router_tool.cpp

@@ -938,7 +938,7 @@ bool ROUTER_TOOL::prepareInteractive()
 
     if( !m_router->StartRouting( m_startSnapPoint, m_startItem, routingLayer ) )
     {
-        DisplayError( frame(), m_router->FailureReason() );
+        frame()->ShowInfoBarError( m_router->FailureReason() );
         highlightNet( false );
         controls()->SetAutoPan( false );
         return false;