* Add PCB_EDIT_FRAME::syncLayerVisibilities(), PCB_LAYER_MANAGER::SyncLayerVisibilities().

* Save all visibilities, layer and render, in BOARD and restore on load.

CHANGELOG.txt

@@ -4,6 +4,13 @@ KiCad ChangeLog 2012
 Please add newer entries at the top, list the date and your name with
 email address.
 
+2012-Mar-11 UPDATE Dick Hollenbeck <dick@softplc.com>
+================================================================================
+++pcbnew
+  * Add PCB_EDIT_FRAME::syncLayerVisibilities, PCB_LAYER_MANAGER::SyncLayerVisibilities().
+  * Save all visibilities, layer and render, in BOARD and restore on load.
+
+
 2012-Feb-19 UPDATE Dick Hollenbeck <dick@softplc.com>
 ================================================================================
 ++pcbnew

common/common.cpp

@@ -265,7 +265,7 @@ wxString ReturnStringFromValue( EDA_UNITS_T aUnit, int aValue, int aInternal_Uni
 
     value_to_print = To_User_Unit( aUnit, aValue, aInternal_Unit );
 
-    /* Yet another 'if Pcbnew' :( */
+    // Yet another 'if Pcbnew' :(
     StringValue.Printf( ( aInternal_Unit > 1000 ) ? wxT( "%.4f" ) : wxT( "%.3f" ),
                         value_to_print );
 
@@ -293,12 +293,12 @@ int ReturnValueFromString( EDA_UNITS_T aUnit, const wxString& TextValue, int Int
     int    Value;
     double dtmp = 0;
 
-    /* Acquire the 'right' decimal point separator */
+    // Acquire the 'right' decimal point separator
     const struct lconv* lc = localeconv();
     wxChar decimal_point = lc->decimal_point[0];
     wxString            buf( TextValue.Strip( wxString::both ) );
 
-    /* Convert the period in decimal point */
+    // Convert the period in decimal point
     buf.Replace( wxT( "." ), wxString( decimal_point, 1 ) );
 
     // An ugly fix needed by WxWidgets 2.9.1 that sometimes
@@ -306,7 +306,7 @@ int ReturnValueFromString( EDA_UNITS_T aUnit, const wxString& TextValue, int Int
     // TODO: remove this line if WxWidgets 2.9.2 fixes this issue
     buf.Replace( wxT( "," ), wxString( decimal_point, 1 ) );
 
-    /* Find the end of the numeric part */
+    // Find the end of the numeric part
     unsigned brk_point = 0;
 
     while( brk_point < buf.Len() )
@@ -321,10 +321,10 @@ int ReturnValueFromString( EDA_UNITS_T aUnit, const wxString& TextValue, int Int
         ++brk_point;
     }
 
-    /* Extract the numeric part */
+    // Extract the numeric part
     buf.Left( brk_point ).ToDouble( &dtmp );
 
-    /* Check the optional unit designator (2 ch significant) */
+    // Check the optional unit designator (2 ch significant)
     wxString unit( buf.Mid( brk_point ).Strip( wxString::leading ).Left( 2 ).Lower() );
 
     if( unit == wxT( "in" ) || unit == wxT( "\"" ) )
@@ -335,7 +335,7 @@ int ReturnValueFromString( EDA_UNITS_T aUnit, const wxString& TextValue, int Int
     {
         aUnit = MILLIMETRES;
     }
-    else if( unit == wxT( "mi" ) || unit == wxT( "th" ) ) /* Mils or thous */
+    else if( unit == wxT( "mi" ) || unit == wxT( "th" ) ) // Mils or thous
     {
         aUnit = INCHES;
         dtmp /= 1000;

common/dialog_about/AboutDialog_main.cpp

@@ -207,6 +207,7 @@ static void InitKiCadAboutNew( AboutAppInfo& info )
     info.AddDeveloper( new Contributor( wxT( "Jean-Pierre Charras" ),
                                         wxT( "jean-pierre.charras@gipsa-lab.inpg.fr" ) ) );
     info.AddDeveloper( new Contributor( wxT( "Dick Hollenbeck" ), wxT( "dick@softplc.com" ) ) );
+    info.AddDeveloper( new Contributor( wxT( "Frank Bennett" ), wxT( "bennett78@lpbroadband.net" ) ) );
     info.AddDeveloper( new Contributor( wxT( "Hauptmech" ), wxT( "hauptmech@gmail.com" ) ) );
     info.AddDeveloper( new Contributor( wxT( "Jerry Jacobs" ),
                                         wxT( "xor.gate.engineering@gmail.com" ) ) );

include/common.h

@@ -155,7 +155,7 @@ public:
 
     /**
      * Function IsCustom
-     * returns true if the type is "User"
+     * returns true if the type is Custom
      */
     bool IsCustom() const;
 
@@ -196,8 +196,6 @@ public:
     const wxSize GetSizeIU() const  { return wxSize( GetWidthIU(), GetHeightIU() ); }
 #endif
 
-//    wxPoint GetOffsetMils() const   { return m_Offset; }
-
     int GetLeftMarginMils() const           { return m_left_margin; }
     int GetRightMarginMils() const          { return m_right_margin; }
     int GetTopMarginMils() const            { return m_top_margin; }
@@ -268,12 +266,12 @@ private:
 };
 
 
-extern wxString       g_ProductName;
+extern wxString     g_ProductName;
 
 /// Default user lib path can be left void, if the standard lib path is used
-extern wxString       g_UserLibDirBuffer;
+extern wxString     g_UserLibDirBuffer;
 
-extern bool           g_ShowPageLimits;     ///< true to display the page limits
+extern bool         g_ShowPageLimits;       ///< true to display the page limits
 
 /// Name of default configuration file. (kicad.pro)
 extern wxString     g_Prj_Default_Config_FullFilename;

include/param_config.h

@@ -11,6 +11,8 @@
 #include <boost/ptr_container/ptr_vector.hpp>
 
 
+
+
 /** Type of parameter in the configuration file */
 enum paramcfg_id {
     PARAM_INT,
@@ -31,11 +33,15 @@ enum paramcfg_id {
 #define INT_MAXVAL 0x7FFFFFFF
 
 
+
 /**
  * Class PARAM_CFG_BASE
- * is a base class which establishes the virtual functions ReadParam and SaveParam,
- * which are re-implemented by a number of base classes, and these function's
+ * is a base class which establishes the interface functions ReadParam and SaveParam,
+ * which are implemented by a number of derived classes, and these function's
  * doxygen comments are inherited also.
+ * <p>
+ * See kicad.odt or kicad.pdf, chapter 2 :
+ * "Installation and configuration/Initialization of the default config".
  */
 class PARAM_CFG_BASE
 {

include/wxPcbStruct.h

@@ -133,8 +133,8 @@ protected:
 
     /**
      * Function syncLayerWidgetLayer
-     * updates the currently "selected" layer within the PCB_LAYER_WIDGET.
-     * The currently active layer is defined by the return value of getActiveLayer().
+     * updates the currently layer "selection" within the PCB_LAYER_WIDGET.
+     * The currently selected layer is defined by the return value of getActiveLayer().
      * <p>
      * This function cannot be inline without including layer_widget.h in
      * here and we do not want to do that.
@@ -150,6 +150,14 @@ protected:
      */
     void syncRenderStates();
 
+    /**
+     * Function syncLayerVisibilities
+     * updates each "Layer" checkbox in the layer widget according
+     * to each layer's current visibility determined by IsLayerVisible(), and is
+     * helpful immediately after loading a BOARD which may have state information in it.
+     */
+    void syncLayerVisibilities();
+
     virtual void unitsChangeRefresh();
 
     /**

pcbnew/class_board.cpp

@@ -516,18 +516,15 @@ void BOARD::SetVisibleLayers( int aLayerMask )
 }
 
 
-// these are not tidy, since there are PCB_VISIBLEs that are not stored in the bitmap.
-
 void BOARD::SetVisibleElements( int aMask )
 {
-    /* Call SetElementVisibility for each item,
-     * to ensure specific calculations that can be needed by some items
-     * just change the visibility flags could be not sufficient
-     */
+    // Call SetElementVisibility for each item
+    // to ensure specific calculations that can be needed by some items,
+    // just changing the visibility flags could be not sufficient.
     for( int ii = 0; ii < PCB_VISIBLE( END_PCB_VISIBLE_LIST ); ii++ )
     {
         int item_mask = 1 << ii;
-        SetElementVisibility( ii, aMask & item_mask );
+        SetElementVisibility( ii, bool( aMask & item_mask ) );
     }
 }
 
@@ -563,8 +560,8 @@ void BOARD::SetElementVisibility( int aPCB_VISIBLE, bool isEnabled )
     {
     case RATSNEST_VISIBLE:
 
-        // we must clear or set the CH_VISIBLE flags to hide/show ratsnet
-        // because we have a tool to show hide ratsnest relative to a pad or a module
+        // we must clear or set the CH_VISIBLE flags to hide/show ratsnest
+        // because we have a tool to show/hide ratsnest relative to a pad or a module
         // so the hide/show option is a per item selection
         if( IsElementVisible( RATSNEST_VISIBLE ) )
         {

pcbnew/class_pcb_layer_widget.cpp

@@ -46,7 +46,7 @@
 #include <pcbnew_id.h>
 
 
-// this is a read only template that is copied and modified before adding to LAYER_WIDGET
+/// This is a read only template that is copied and modified before adding to LAYER_WIDGET
 const LAYER_WIDGET::ROW PCB_LAYER_WIDGET::s_render_rows[] = {
 
 #define RR  LAYER_WIDGET::ROW   // Render Row abreviation to reduce source width
@@ -221,8 +221,30 @@ void PCB_LAYER_WIDGET::SyncRenderStates()
 
     for( unsigned row=0;  row<DIM(s_render_rows);  ++row )
     {
-        // this does not fire an event
-        SetRenderState( s_render_rows[row].id, board->IsElementVisible( s_render_rows[row].id ) );
+        int rowId = s_render_rows[row].id;
+
+        // this does not fire a UI event
+        SetRenderState( rowId, board->IsElementVisible( rowId ) );
+    }
+}
+
+
+void PCB_LAYER_WIDGET::SyncLayerVisibilities()
+{
+    BOARD*  board = myframe->GetBoard();
+    int     count = GetLayerRowCount();
+
+    for( int row=0;  row<count;  ++row )
+    {
+        // this utilizes more implementation knowledge than ideal, eventually
+        // add member ROW getRow() or similar to base LAYER_WIDGET.
+
+        wxWindow* w = getLayerComp( row, 0 );
+
+        int layerId = getDecodedId( w->GetId() );
+
+        // this does not fire a UI event
+        SetLayerVisible( layerId, board->IsLayerVisible( layerId ) );
     }
 }
 

pcbnew/class_pcb_layer_widget.h

@@ -66,6 +66,14 @@ public:
      */
     void SyncRenderStates();
 
+    /**
+     * Function SyncLayerVisibilities
+     * updates each "Layer" checkbox in this layer widget according
+     * to each layer's current visibility determined by IsLayerVisible(), and is
+     * helpful immediately after loading a BOARD which may have state information in it.
+     */
+    void SyncLayerVisibilities();
+
     /**
      * Function SetLayersManagerTabsText
      * Update the layer manager tabs labels

pcbnew/files.cpp

@@ -370,10 +370,17 @@ this file again." ) );
     ReFillLayerWidget();
 
     ReCreateLayerBox( NULL );
-    syncLayerWidgetLayer();
 
+    // upate the layer widget to match board visibility states, both layers and render columns.
+    syncLayerVisibilities();
+    syncLayerWidgetLayer();
     syncRenderStates();
 
+    // Update the RATSNEST items, which were not loaded at the time
+    // BOARD::SetVisibleElements() was called from within any PLUGIN.
+    // See case RATSNEST_VISIBLE: in BOARD::SetElementVisibility()
+    GetBoard()->SetVisibleElements( GetBoard()->GetVisibleElements() );
+
     updateTraceWidthSelectBox();
     updateViaSizeSelectBox();
 

pcbnew/ioascii.cpp

@@ -217,12 +217,25 @@ int PCB_BASE_FRAME::ReadGeneralDescrPcb( LINE_READER* aReader )
             data = strtok( NULL, delims );
             sscanf( data, "%X", &enabledLayers );
 
-            // Setup layer visibility
+            // layer usage
             GetBoard()->SetEnabledLayers( enabledLayers );
+
+            // layer visibility equals layer usage, unless overridden later via "VisibleLayers"
             GetBoard()->SetVisibleLayers( enabledLayers );
             continue;
         }
 
+        if( stricmp( data, "VisibleLayers" ) == 0 )
+        {
+            int visibleLayers = -1;
+
+            data = strtok( NULL, delims );
+            sscanf( data, "%X", &visibleLayers );
+
+            GetBoard()->SetVisibleLayers( visibleLayers );
+            continue;
+        }
+
         if( strncmp( data, "Ly", 2 ) == 0 )    // Old format for Layer count
         {
             int Masque_Layer = 1, ii;
@@ -634,7 +647,13 @@ int PCB_BASE_FRAME::ReadSetup( LINE_READER* aReader )
 
             GetScreen()->m_GridOrigin.x = Ox;
             GetScreen()->m_GridOrigin.y = Oy;
+            continue;
+        }
 
+        if( stricmp( line, "VisibleElements" ) == 0 )
+        {
+            int visibleElements = strtoul( data, 0, 16 );
+            bds.SetVisibleElements( visibleElements );
             continue;
         }
 #endif
@@ -778,6 +797,8 @@ static int WriteSetup( FILE* aFile, PCB_EDIT_FRAME* aFrame, BOARD* aBoard )
              aFrame->GetOriginAxisPosition().x,
              aFrame->GetOriginAxisPosition().y );
 
+    fprintf( aFile, "VisibleElements %X\n", bds.GetVisibleElements() );
+
     STRING_FORMATTER sf;
 
     g_PcbPlotOptions.Format( &sf, 0 );
@@ -810,7 +831,12 @@ bool PCB_EDIT_FRAME::WriteGeneralDescrPcb( FILE* File )
     fprintf( File,
              "Ly %8X\n",
              g_TabAllCopperLayerMask[NbLayers - 1] | ALL_NO_CU_LAYERS );
+
     fprintf( File, "EnabledLayers %08X\n", GetBoard()->GetEnabledLayers() );
+
+    if( GetBoard()->GetEnabledLayers() != GetBoard()->GetVisibleLayers() )
+        fprintf( File, "VisibleLayers %08X\n", GetBoard()->GetVisibleLayers() );
+
     fprintf( File, "Links %d\n", GetBoard()->GetRatsnestsCount() );
     fprintf( File, "NoConn %d\n", GetBoard()->m_NbNoconnect );
 

pcbnew/kicad_plugin.cpp

@@ -356,11 +356,19 @@ void KICAD_PLUGIN::loadGENERAL()
         {
             int enabledLayers = hexParse( line + SZ( "EnabledLayers" ) );
 
-            // Setup layer visibility
+            // layer usage
             m_board->SetEnabledLayers( enabledLayers );
+
+            // layer visibility equals layer usage, unless overridden later via "VisibleLayers"
             m_board->SetVisibleLayers( enabledLayers );
         }
 
+        else if( TESTLINE( "VisibleLayers" ) )
+        {
+            int visibleLayers = hexParse( line + SZ( "VisibleLayers" ) );
+            m_board->SetVisibleLayers( visibleLayers );
+        }
+
         else if( TESTLINE( "Ly" ) )    // Old format for Layer count
         {
             int layer_mask  = hexParse( line + SZ( "Ly" ) );
@@ -607,18 +615,6 @@ void KICAD_PLUGIN::loadSETUP()
             }
         }
 
-        /* no more used
-        else if( TESTLINE( "TrackWidth" ) )
-        {
-        }
-        else if( TESTLINE( "ViaSize" ) )
-        {
-        }
-        else if( TESTLINE( "MicroViaSize" ) )
-        {
-        }
-        */
-
         else if( TESTLINE( "TrackWidthList" ) )
         {
             BIU tmp = biuParse( line + SZ( "TrackWidthList" ) );
@@ -794,6 +790,12 @@ void KICAD_PLUGIN::loadSETUP()
             */
         }
 
+        else if( TESTLINE( "VisibleElements" ) )
+        {
+            int visibleElements = hexParse( line + SZ( "VisibleElements" ) );
+            bds.SetVisibleElements( visibleElements );
+        }
+
         else if( TESTLINE( "$EndSETUP" ) )
         {
             m_board->SetDesignSettings( bds );
@@ -2765,6 +2767,10 @@ void KICAD_PLUGIN::saveGENERAL() const
     */
 
     fprintf( m_fp, "EnabledLayers %08X\n",  m_board->GetEnabledLayers() );
+
+    if( m_board->GetEnabledLayers() != m_board->GetVisibleLayers() )
+        fprintf( m_fp, "VisibleLayers %08X\n", m_board->GetVisibleLayers() );
+
     fprintf( m_fp, "Links %d\n",            m_board->GetRatsnestsCount() );
     fprintf( m_fp, "NoConn %d\n",           m_board->m_NbNoconnect );
 
@@ -2918,6 +2924,8 @@ void KICAD_PLUGIN::saveSETUP() const
     }
     */
 
+    fprintf( m_fp, "VisibleElements %X\n", bds.GetVisibleElements() );
+
     fprintf( m_fp, "$EndSETUP\n\n" );
 }
 

pcbnew/layer_widget.cpp

@@ -200,6 +200,7 @@ wxBitmap LAYER_WIDGET::makeBitmap( int aColor )
     return bitmap;
 }
 
+
 wxBitmapButton* LAYER_WIDGET::makeColorButton( wxWindow* aParent, int aColor, int aID )
 {
     // dynamically make a wxBitMap and brush it with the appropriate color,
@@ -218,6 +219,7 @@ wxBitmapButton* LAYER_WIDGET::makeColorButton( wxWindow* aParent, int aColor, in
     return ret;
 }
 
+
 void LAYER_WIDGET::OnLeftDownLayers( wxMouseEvent& event )
 {
     int row;
@@ -325,6 +327,7 @@ void LAYER_WIDGET::OnMiddleDownRenderColor( wxMouseEvent& event )
     passOnFocus();
 }
 
+
 void LAYER_WIDGET::OnRenderCheckBox( wxCommandEvent& event )
 {
     wxCheckBox* eventSource = (wxCheckBox*) event.GetEventObject();
@@ -457,7 +460,7 @@ void LAYER_WIDGET::insertRenderRow( int aRow, const ROW& aSpec )
     else    // == -1, no color selection wanted
     {
         // need a place holder within the sizer to keep grid full.
-        wxPanel* invisible = new wxPanel( m_RenderScrolledWindow );
+        wxPanel* invisible = new wxPanel( m_RenderScrolledWindow, encodeId( col, aSpec.id ) );
         m_RenderFlexGridSizer->wxSizer::Insert( index+col, invisible, 0, flags );
     }
 

pcbnew/layer_widget.h

@@ -166,11 +166,12 @@ protected:
 
     /**
      * Function getLayerComp
-     * returns the component within the m_LayersFlexGridSizer at aRow and aCol
-     * or NULL if \a these parameters are out of range.
+     * returns the component within the m_LayersFlexGridSizer at @a aRow and @a aCol
+     * or NULL if these parameters are out of range.
      *
      * @param aRow is the row index
      * @param aColumn is the column
+     * @return wxWindow - the component installed within the sizer at given grid coordinate.
      */
     wxWindow* getLayerComp( int aRow, int aColumn );
     wxWindow* getRenderComp( int aRow, int aColumn );
@@ -278,7 +279,6 @@ public:
             AppendRenderRow( aRowsArray[row] );
     }
 
-
     /**
      * Function ClearRenderRows
      * empties out the render rows.
@@ -419,5 +419,4 @@ public:
     //-----</abstract functions>------------------------------------------
 };
 
-
 #endif // LAYERWIDGET_H_

pcbnew/pcbframe.cpp

@@ -653,6 +653,12 @@ void PCB_EDIT_FRAME::syncRenderStates()
 }
 
 
+void PCB_EDIT_FRAME::syncLayerVisibilities()
+{
+    m_Layers->SyncLayerVisibilities();
+}
+
+
 void PCB_EDIT_FRAME::unitsChangeRefresh()
 {
     PCB_BASE_FRAME::unitsChangeRefresh();    // Update the grid size select box.