CvPcb focus and status bar improvements.

* Fixed status bar update bug that caused the selected footprint information
  to be overwritten.
* Remove unnecessary SetFocus() calls in list control OnChar() handlers.

cvpcb/class_components_listbox.cpp

@@ -115,12 +115,12 @@ void COMPONENTS_LISTBOX::OnChar( wxKeyEvent& event )
     case WXK_TAB:
     case WXK_RIGHT:
     case WXK_NUMPAD_RIGHT:
-        GetParent()->m_FootprintList->SetFocus();
+        GetParent()->ChangeFocus( true );
         return;
 
     case WXK_LEFT:
     case WXK_NUMPAD_LEFT:
-        GetParent()->m_LibraryList->SetFocus();
+        GetParent()->ChangeFocus( false );
         return;
 
     case WXK_HOME:
@@ -164,7 +164,6 @@ void COMPONENTS_LISTBOX::OnChar( wxKeyEvent& event )
 
         if( key == start_char )
         {
-            Focus( ii );
             SetSelection( ii, true );   // Ensure visible
             break;
         }

cvpcb/class_footprints_listbox.cpp

@@ -188,27 +188,11 @@ void FOOTPRINTS_LISTBOX::OnLeftClick( wxListEvent& event )
     if( m_footprintList.IsEmpty() )
         return;
 
-    FOOTPRINT_INFO* Module;
-    wxString        footprintName = GetSelectedFootprint();
-
-    Module = GetParent()->m_footprints.GetModuleInfo( footprintName );
-    wxASSERT( Module );
-
+    // If the footprint view window is displayed, update the footprint.
     if( GetParent()->m_DisplayFootprintFrame )
-    {
-        // Refresh current selected footprint view:
         GetParent()->CreateScreenCmp();
-    }
 
-    if( Module )
-    {
-        wxString msg;
-        msg = _( "Description: " ) + Module->m_Doc;
-        GetParent()->SetStatusText( msg, 0 );
-
-        msg  = _( "Key words: " ) + Module->m_KeyWord;
-        GetParent()->SetStatusText( msg, 1 );
-    }
+    GetParent()->DisplayStatus();
 }
 
 
@@ -229,12 +213,12 @@ void FOOTPRINTS_LISTBOX::OnChar( wxKeyEvent& event )
     case WXK_TAB:
     case WXK_RIGHT:
     case WXK_NUMPAD_RIGHT:
-        GetParent()->m_LibraryList->SetFocus();
+        GetParent()->ChangeFocus( true );
         return;
 
     case WXK_LEFT:
     case WXK_NUMPAD_LEFT:
-        GetParent()->m_ListCmp->SetFocus();
+        GetParent()->ChangeFocus( false );
         return;
 
     case WXK_HOME:
@@ -278,7 +262,6 @@ void FOOTPRINTS_LISTBOX::OnChar( wxKeyEvent& event )
 
         if( key == start_char )
         {
-            Focus( ii );
             SetSelection( ii, true );   // Ensure visible
             break;
         }

cvpcb/class_library_listbox.cpp

@@ -144,12 +144,12 @@ void LIBRARY_LISTBOX::OnChar( wxKeyEvent& event )
     case WXK_TAB:
     case WXK_RIGHT:
     case WXK_NUMPAD_RIGHT:
-        GetParent()->m_ListCmp->SetFocus();
+        GetParent()->ChangeFocus( true );
         return;
 
     case WXK_LEFT:
     case WXK_NUMPAD_LEFT:
-        GetParent()->m_FootprintList->SetFocus();
+        GetParent()->ChangeFocus( false );
         return;
 
     case WXK_HOME:
@@ -193,7 +193,6 @@ void LIBRARY_LISTBOX::OnChar( wxKeyEvent& event )
 
         if( key == start_char )
         {
-            Focus( ii );
             SetSelection( ii, true );   // Ensure visible
             break;
         }

cvpcb/cvframe.cpp

@@ -89,7 +89,6 @@ BEGIN_EVENT_TABLE( CVPCB_MAINFRAME, EDA_BASE_FRAME )
               CVPCB_MAINFRAME::OnSelectFilteringFootprint )
 
     // Frame events
-    EVT_CHAR( CVPCB_MAINFRAME::OnChar )
     EVT_CLOSE( CVPCB_MAINFRAME::OnCloseWindow )
     EVT_SIZE( CVPCB_MAINFRAME::OnSize )
 
@@ -306,23 +305,27 @@ void CVPCB_MAINFRAME::OnCloseWindow( wxCloseEvent& Event )
 }
 
 
-void CVPCB_MAINFRAME::OnChar( wxKeyEvent& event )
+void CVPCB_MAINFRAME::ChangeFocus( bool aMoveRight )
 {
-    switch( event.GetKeyCode() )
+    wxWindow* hasFocus = wxWindow::FindFocus();
+
+    if( aMoveRight )
     {
-    case WXK_LEFT:
-    case WXK_NUMPAD_LEFT:
-        m_ListCmp->SetFocus();
-        break;
-
-    case WXK_RIGHT:
-    case WXK_NUMPAD_RIGHT:
-        m_FootprintList->SetFocus();
-        break;
-
-    default:
-        event.Skip();
-        break;
+        if( hasFocus == m_LibraryList )
+            m_ListCmp->SetFocus();
+        else if( hasFocus == m_ListCmp )
+            m_FootprintList->SetFocus();
+        else if( hasFocus == m_FootprintList )
+            m_LibraryList->SetFocus();
+    }
+    else
+    {
+        if( hasFocus == m_LibraryList )
+            m_FootprintList->SetFocus();
+        else if( hasFocus == m_ListCmp )
+            m_LibraryList->SetFocus();
+        else if( hasFocus == m_FootprintList )
+            m_ListCmp->SetFocus();
     }
 }
 
@@ -523,10 +526,10 @@ void CVPCB_MAINFRAME::OnSelectComponent( wxListEvent& event )
 
     // Preview of the already assigned footprint.
     // Find the footprint that was already chosen for this component and select it,
-    // but only if the selection is made from the component list.  If the selection is
-    // made from the footprint list, do not change the current selected footprint.
-
-    if( FindFocus() == m_ListCmp )
+    // but only if the selection is made from the component list or the library list.
+    // If the selection is made from the footprint list, do not change the current
+    // selected footprint.
+    if( FindFocus() == m_ListCmp || FindFocus() == m_LibraryList )
     {
         wxString module = component->GetFootprintName();
 
@@ -586,28 +589,47 @@ void CVPCB_MAINFRAME::DisplayStatus()
     wxString   msg;
     COMPONENT* component;
 
-    msg.Printf( _( "Components: %d, unassigned: %d" ), (int) m_netlist.GetCount(),
-                m_undefinedComponentCnt );
-    SetStatusText( msg, 0 );
+    if( wxWindow::FindFocus() == m_ListCmp || wxWindow::FindFocus() == m_LibraryList )
+    {
+        msg.Printf( _( "Components: %d, unassigned: %d" ), (int) m_netlist.GetCount(),
+                    m_undefinedComponentCnt );
+        SetStatusText( msg, 0 );
 
-    msg.Empty();
+        msg.Empty();
 
-    component = GetSelectedComponent();
+        component = GetSelectedComponent();
 
-    if( m_mainToolBar->GetToolToggled( ID_CVPCB_FOOTPRINT_DISPLAY_FILTERED_LIST ) && component )
-    {
-        for( unsigned ii = 0;  ii < component->GetFootprintFilters().GetCount();  ii++ )
+        if( component )
         {
-            if( msg.IsEmpty() )
-                msg += component->GetFootprintFilters()[ii];
-            else
-                msg += wxT( ", " ) + component->GetFootprintFilters()[ii];
+            for( unsigned ii = 0;  ii < component->GetFootprintFilters().GetCount();  ii++ )
+            {
+                if( msg.IsEmpty() )
+                    msg += component->GetFootprintFilters()[ii];
+                else
+                    msg += wxT( ", " ) + component->GetFootprintFilters()[ii];
+            }
+
+            msg = _( "Filter list: " ) + msg;
         }
 
-        msg = _( "Filter list: " ) + msg;
+        SetStatusText( msg, 1 );
+    }
+    else
+    {
+        wxString        footprintName = m_FootprintList->GetSelectedFootprint();
+        FOOTPRINT_INFO* module = m_footprints.GetModuleInfo( footprintName );
+        wxASSERT( module );
+
+        if( module )
+        {
+            msg = _( "Description: " ) + module->m_Doc;
+            SetStatusText( msg, 0 );
+
+            msg  = _( "Key words: " ) + module->m_KeyWord;
+            SetStatusText( msg, 1 );
+        }
     }
 
-    SetStatusText( msg, 1 );
 
     msg.Empty();
 

cvpcb/cvpcb_mainframe.h

@@ -95,10 +95,11 @@ public:
     void             OnQuit( wxCommandEvent& event );
     void             OnCloseWindow( wxCloseEvent& Event );
     void             OnSize( wxSizeEvent& SizeEvent );
-    void             OnChar( wxKeyEvent& event );
     void             ReCreateHToolbar();
     virtual void     ReCreateMenuBar();
 
+    void             ChangeFocus( bool aMoveRight );
+
     /**
      * Function SetLanguage
      * is called on a language menu selection.
@@ -223,7 +224,15 @@ public:
 
     /**
      * Function DisplayStatus
-     * displays info to the status line at bottom of the main frame.
+     * updates the information displayed on the status bar at bottom of the main frame.
+     *
+     * When the library or component list controls have the focus, the footprint assignment
+     * status of the components is displayed in the first status bar pane and the list of
+     * filters for the selected component is displayed in the second status bar pane.  When
+     * the footprint list control has the focus, the description of the selected footprint is
+     * displayed in the first status bar pane and the key words for the selected footprint are
+     * displayed in the second status bar pane.  The third status bar pane always displays the
+     * current footprint list filtering.
      */
     void             DisplayStatus();