Better handling of disabled layers when editing a footprint (value, ref) from the board editor (avoid the "illegal layer" message box when possible).

pcbnew/class_pcb_layer_box_selector.cpp

@@ -7,9 +7,9 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 1992-2012 Jean-Pierre Charras <jean-pierre.charras@ujf-grenoble.fr>
+ * Copyright (C) 1992-2015 Jean-Pierre Charras <jean-pierre.charras@ujf-grenoble.fr>
  * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
- * Copyright (C) 1992-2012 KiCad Developers, see change_log.txt for contributors.
+ * Copyright (C) 1992-2015 KiCad Developers, see change_log.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -84,17 +84,25 @@ void PCB_LAYER_BOX_SELECTOR::Resync()
 
     const int BM_SIZE = 14;
 
-    LSET show = getEnabledLayers() & ~m_layerMaskDisable;
+    LSET show = LSET::AllLayersMask() & ~m_layerMaskDisable;
+    LSET activated = getEnabledLayers() & ~m_layerMaskDisable;
+    wxString layerstatus;
 
     for( LSEQ seq = show.UIOrder();  seq;  ++seq )
     {
         LAYER_ID   layerid = *seq;
 
-        wxBitmap   layerbmp( BM_SIZE, BM_SIZE );
+        if( !m_showNotEnabledBrdlayers && !activated[layerid] )
+            continue;
+        else if( !activated[layerid] )
+            layerstatus = wxT( " " ) + _( "(not activated)" );
+        else
+            layerstatus.Empty();
 
+        wxBitmap   layerbmp( BM_SIZE, BM_SIZE );
         SetBitmapLayer( layerbmp, layerid );
 
-        wxString layername = GetLayerName( layerid );
+        wxString layername = GetLayerName( layerid ) + layerstatus;
 
         if( m_layerhotkeys && m_hotkeys )
         {
@@ -107,9 +115,7 @@ void PCB_LAYER_BOX_SELECTOR::Resync()
         Append( layername, layerbmp, (void*)(intptr_t) layerid );
 
         int w, h;
-
         dc.GetTextExtent ( layername, &w, &h );
-
         minwidth = std::max( minwidth, w );
     }
 

pcbnew/class_pcb_layer_box_selector.h

@@ -1,7 +1,7 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2012-2014 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
+ * Copyright (C) 2012-2015 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
  * Copyright (C) 1992-2015 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
@@ -36,7 +36,10 @@ class PCB_LAYER_BOX_SELECTOR : public LAYER_BOX_SELECTOR
 {
     PCB_BASE_FRAME* m_boardFrame;
 
-    LSET m_layerMaskDisable;    // A mask to remove some layers from layer list
+    LSET m_layerMaskDisable;        // A mask to remove some (not allowed) layers
+                                    // from layer list
+    bool m_showNotEnabledBrdlayers; // true to list all allowed layers
+                                    // (with not activated layers flagged)
 
 public:
     // Hotkey Info
@@ -44,7 +47,7 @@ public:
 
 public:
     // If you are thinking the constructor is a bit curious,
-    // just remember it is used by automaticallty generated by wxFormBuilder files,
+    // just remember it is used by automatically generated by wxFormBuilder files,
     // and it should mimic the wxBitmapComboBox constructor.
     // Therefore, value, style are not yet used,
     // but they are here for compatibility
@@ -57,6 +60,7 @@ public:
     {
         m_boardFrame = NULL;
         m_hotkeys    = NULL;
+        m_showNotEnabledBrdlayers = false;
     }
 
     // Accessors
@@ -67,13 +71,21 @@ public:
     void SetBoardFrame( PCB_BASE_FRAME* aFrame ) { m_boardFrame = aFrame; };
 
     // SetLayerSet allows disableing some layers, which are not
-    // shown in list;
+    // shown in list
     void SetLayerSet( LSET aMask ) { m_layerMaskDisable = aMask; }
 
     // Reload the Layers names and bitmaps
     // Virtual function
     void Resync();
 
+    // Allow (or not) the layers not activated for the current board to be shown
+    // in layer selector. Not actavated layers are flagged
+    // ( "(not activated)" added to the layer name )
+    void ShowNonActivatedLayers( bool aShow )
+    {
+        m_showNotEnabledBrdlayers = aShow;
+    }
+
 private:
     // Returns a color index from the layer id
     // Virtual function

pcbnew/dialogs/dialog_edit_module_text.cpp

@@ -6,10 +6,10 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2013 Jean-Pierre Charras
+ * Copyright (C) 2015 Jean-Pierre Charras
  * Copyright (C) 2013 Dick Hollenbeck, dick@softplc.com
  * Copyright (C) 2008-2013 Wayne Stambaugh <stambaughw@verizon.net>
- * Copyright (C) 1992-2013 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 1992-2015 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -43,6 +43,7 @@
 
 #include <class_module.h>
 #include <class_text_mod.h>
+#include <class_board.h>
 
 #include <dialog_edit_module_text.h>
 
@@ -162,6 +163,11 @@ void DialogEditModuleText::initDlg( )
         m_Show->SetSelection( 1 );
 
     // Configure the layers list selector
+    if( !m_parent->GetBoard()->IsLayerEnabled( m_currentText->GetLayer() ) )
+        // Footprints are built outside the current board, so items cann be
+        // on a not activated layer, therefore show it if happens.
+        m_LayerSelectionCtrl->ShowNonActivatedLayers( true );
+
     m_LayerSelectionCtrl->SetLayersHotkeys( false );
     m_LayerSelectionCtrl->SetLayerSet( forbiddenLayers );
     m_LayerSelectionCtrl->SetBoardFrame( m_parent );

pcbnew/dimension.cpp

@@ -6,9 +6,9 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2012 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
+ * Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
  * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
- * Copyright (C) 1992-2012 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 1992-2015 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -134,6 +134,11 @@ DIALOG_DIMENSION_EDITOR::DIALOG_DIMENSION_EDITOR( PCB_EDIT_FRAME* aParent,
     AddUnitSymbol( *m_staticTextPosY );
 
     // Configure the layers list selector
+    if( !m_Parent->GetBoard()->IsLayerEnabled( aDimension->GetLayer() ) )
+        // Should not happens, because one acnnot select a board item on a
+        // not activated layer, but ...
+        m_SelLayerBox->ShowNonActivatedLayers( true );
+
     m_SelLayerBox->SetLayersHotkeys( false );
     m_SelLayerBox->SetLayerSet( LSET::AllCuMask().set( Edge_Cuts ) );
     m_SelLayerBox->SetBoardFrame( m_Parent );
@@ -160,6 +165,15 @@ void DIALOG_DIMENSION_EDITOR::OnCancelClick( wxCommandEvent& event )
 
 void DIALOG_DIMENSION_EDITOR::OnOKClick( wxCommandEvent& event )
 {
+    LAYER_ID newlayer = ToLAYER_ID( m_SelLayerBox->GetLayerSelection() );
+
+    if( !m_Parent->GetBoard()->IsLayerEnabled( newlayer ) )
+    {
+        wxMessageBox( _( "the layer currently selected is not enabled for this board\n"
+                        "You cannot use it" ) );
+        return;
+    }
+
 #ifndef USE_WX_OVERLAY
     if( m_DC )     // Delete old text.
     {
@@ -208,7 +222,7 @@ void DIALOG_DIMENSION_EDITOR::OnOKClick( wxCommandEvent& event )
 
     CurrentDimension->Text().SetMirrored( ( m_rbMirror->GetSelection() == 1 ) ? true : false );
 
-    CurrentDimension->SetLayer( ToLAYER_ID( m_SelLayerBox->GetLayerSelection() ) );
+    CurrentDimension->SetLayer( newlayer );
 #ifndef USE_WX_OVERLAY
     if( m_DC )     // Display new text
     {