Fix 2 coverity warnings, and cleanup a old code in dialog_color_config.

common/class_plotter.cpp

@@ -54,12 +54,16 @@ PLOTTER::PLOTTER( )
     defaultPenWidth = 0;
     currentPenWidth = -1;       // To-be-set marker
     penState = 'Z';             // End-of-path idle
-    m_plotMirror = false;    		// Mirror flag
+    m_plotMirror = false;       // Plot mirror option flag
     m_mirrorIsHorizontal = true;
     m_yaxisReversed = false;
     outputFile = 0;
     colorMode = false;          // Starts as a BW plot
     negativeMode = false;
+    // Temporary init to avoid not initialized vars, will be set later
+    m_IUsPerDecimil = 1;        // will be set later to the actual value
+    iuPerDeviceUnit = 1;        // will be set later to the actual value
+
 }
 
 PLOTTER::~PLOTTER()

common/grid_tricks.cpp

@@ -50,6 +50,11 @@ enum
 GRID_TRICKS::GRID_TRICKS( wxGrid* aGrid ):
     m_grid( aGrid )
 {
+    m_sel_row_start = 0;
+    m_sel_col_start = 0;
+    m_sel_row_count = 0;
+    m_sel_col_count = 0;
+
     aGrid->Connect( wxEVT_GRID_CELL_RIGHT_CLICK, wxGridEventHandler( GRID_TRICKS::onGridCellRightClick ), NULL, this );
     aGrid->Connect( MYID_FIRST, MYID_LAST, wxEVT_COMMAND_MENU_SELECTED, wxCommandEventHandler( GRID_TRICKS::onPopupSelection ), NULL, this );
     aGrid->Connect( wxEVT_KEY_DOWN, wxKeyEventHandler( GRID_TRICKS::onKeyDown ), NULL, this );

eeschema/dialogs/dialog_color_config.cpp

@@ -1,7 +1,7 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2007 Jean-Pierre Charras, jp.charras at wanadoo.fr
+ * Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
  * Copyright (C) 2014 KiCad Developers, see CHANGELOG.TXT for contributors.
  *
  * This program is free software; you can redistribute it and/or
@@ -110,20 +110,17 @@ static BUTTONINDEX buttonGroups[] = {
 static EDA_COLOR_T currentColors[ LAYERSCH_ID_COUNT ];
 
 
-IMPLEMENT_DYNAMIC_CLASS( DIALOG_COLOR_CONFIG, wxDialog )
-
-
-DIALOG_COLOR_CONFIG::DIALOG_COLOR_CONFIG()
-{
-    Init();
-}
-
-
-DIALOG_COLOR_CONFIG::DIALOG_COLOR_CONFIG( EDA_DRAW_FRAME* aParent )
+DIALOG_COLOR_CONFIG::DIALOG_COLOR_CONFIG( EDA_DRAW_FRAME* aParent ) :
+    DIALOG_SHIM( aParent, wxID_ANY,  _( "EESchema Colors" ),
+              wxDefaultPosition, wxDefaultSize,
+              wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER )
 {
     m_parent = aParent;
+    SetExtraStyle( wxWS_EX_BLOCK_EVENTS );
     Init();
-    Create( aParent );
+    CreateControls();
+
+    GetSizer()->SetSizeHints( this );
 }
 
 
@@ -132,27 +129,6 @@ DIALOG_COLOR_CONFIG::~DIALOG_COLOR_CONFIG()
 }
 
 
-bool DIALOG_COLOR_CONFIG::Create( wxWindow*       aParent,
-                                  wxWindowID      aId,
-                                  const wxString& aCaption,
-                                  const wxPoint&  aPosition,
-                                  const wxSize&   aSize,
-                                  long            aStyle )
-{
-    SetExtraStyle( wxWS_EX_BLOCK_EVENTS );
-    wxDialog::Create( aParent, aId, aCaption, aPosition, aSize, aStyle );
-
-    CreateControls();
-
-    if( GetSizer() )
-    {
-        GetSizer()->SetSizeHints( this );
-    }
-
-    return true;
-}
-
-
 void DIALOG_COLOR_CONFIG::Init()
 {
     m_outerBoxSizer  = NULL;

eeschema/dialogs/dialog_color_config.h

@@ -26,6 +26,7 @@
 #define DIALOG_COLOR_CONFIG_H_
 
 #include <wx/statline.h>
+#include <dialog_shim.h>
 
 
 class wxBoxSizer;
@@ -33,18 +34,13 @@ class wxStaticLine;
 class wxStdDialogButtonSizer;
 
 
-extern void SeedLayers();
-
-
 /***********************************************/
 /* Derived class for the frame color settings. */
 /***********************************************/
 
-class DIALOG_COLOR_CONFIG : public wxDialog
+class DIALOG_COLOR_CONFIG : public DIALOG_SHIM
 {
 private:
-    DECLARE_DYNAMIC_CLASS( DIALOG_COLOR_CONFIG )
-
     EDA_DRAW_FRAME*         m_parent;
     wxBoxSizer*             m_outerBoxSizer;
     wxBoxSizer*             m_mainBoxSizer;
@@ -55,14 +51,6 @@ private:
     wxStaticLine*           m_line;
     wxStdDialogButtonSizer* m_stdDialogButtonSizer;
 
-    // Creation
-    bool Create( wxWindow* aParent,
-                 wxWindowID aId = wxID_ANY,
-                 const wxString& aCaption =  _( "EESchema Colors" ),
-                 const wxPoint& aPosition = wxDefaultPosition,
-                 const wxSize& aSize = wxDefaultSize,
-                 long aStyle = wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER );
-
     // Initializes member variables
     void Init();
 

eeschema/operations_on_items_lists.cpp

@@ -159,8 +159,7 @@ void SCH_EDIT_FRAME::DeleteItem( SCH_ITEM* aItem )
 {
     wxCHECK_RET( aItem != NULL, wxT( "Cannot delete invalid item." ) );
 
-    if( aItem == NULL )
-        return;
+    // Here, aItem is not null.
 
     SCH_SCREEN* screen = GetScreen();