Gerbview: remove useless calls to SetToolbar() which create horizontal toolbar...

Gerbview: remove useless calls to SetToolbar() which create horizontal toolbar flicker under Windows.

gerbview/controle.cpp

@@ -110,6 +110,5 @@ void WinEDA_GerberFrame::GeneralControle( wxDC* DC, wxPoint Mouse )
         wxSafeYield();
     }
 
-    SetToolbars();
     UpdateStatusBar();
 }

gerbview/gerberframe.cpp

@@ -217,6 +217,7 @@ WinEDA_GerberFrame::WinEDA_GerberFrame( wxWindow*       father,
 
     ReFillLayerWidget();    // this is near end because contents establish size
 
+    SetToolbars();
     m_auimgr.Update();
 
 }

gerbview/initpcb.cpp

@@ -47,6 +47,7 @@ bool WinEDA_GerberFrame::Clear_Pcb( bool query )
     SetBaseScreen( ActiveScreen = ScreenPcb );
     GetScreen()->Init();
     setActiveLayer(LAYER_N_BACK);
+    syncLayerBox();
     return TRUE;
 }
 
@@ -81,4 +82,5 @@ void WinEDA_GerberFrame::Erase_Current_Layer( bool query )
 
     ScreenPcb->SetModify();
     ScreenPcb->SetRefreshReq();
+    syncLayerBox();
 }

gerbview/readgerb.cpp

@@ -17,9 +17,8 @@
 bool WinEDA_GerberFrame::Read_GERBER_File( const wxString& GERBER_FullFileName,
                                            const wxString& D_Code_FullFileName )
 {
-    int      G_commande = 0,
-             D_commande = 0;            /* command number for G or D commands
-                                         * (like G04 or D02) */
+    int      G_commande = 0;        // command number for G commands like G04
+    int      D_commande = 0;        // command number for D commands like D02
 
     char     line[GERBER_BUFZ];
 
@@ -57,7 +56,7 @@ bool WinEDA_GerberFrame::Read_GERBER_File( const wxString& GERBER_FullFileName,
 
     SetLocaleTo_C_standard();
 
-    while( TRUE )
+    while( true )
     {
         if( fgets( line, sizeof(line), gerber->m_Current_File ) == NULL )
         {

gerbview/toolbars_gerber.cpp

@@ -224,17 +224,6 @@ void WinEDA_GerberFrame::SetToolbars()
     if( m_HToolBar == NULL )
         return;
 
-    if( GetScreen()->m_BlockLocate.m_Command == BLOCK_MOVE )
-    {
-        m_HToolBar->EnableTool( wxID_CUT, true );
-        m_HToolBar->EnableTool( wxID_COPY, true );
-    }
-    else
-    {
-        m_HToolBar->EnableTool( wxID_CUT, false );
-        m_HToolBar->EnableTool( wxID_COPY, false );
-    }
-
     if(  m_SelLayerBox && (m_SelLayerBox->GetSelection() != screen->m_Active_Layer) )
     {
         m_SelLayerBox->SetSelection( screen->m_Active_Layer );