Use default constructors for wxSize/Point/Rect.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31904 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/cmndata.cpp

@@ -534,14 +534,14 @@ void wxPrintDialogData::operator=(const wxPrintData& data)
 
 wxPageSetupDialogData::wxPageSetupDialogData()
 {
-    m_paperSize = wxSize(0, 0);
+    m_paperSize = wxSize();
 
     CalculatePaperSizeFromId();
 
-    m_minMarginTopLeft = wxPoint(0, 0);
+    m_minMarginTopLeft =
-    m_minMarginBottomRight = wxPoint(0, 0);
+    m_minMarginBottomRight =
-    m_marginTopLeft = wxPoint(0, 0);
+    m_marginTopLeft =
-    m_marginBottomRight = wxPoint(0, 0);
+    m_marginBottomRight = wxPoint();
 
     // Flags
     m_defaultMinMargins = false;
@@ -561,11 +561,11 @@ wxPageSetupDialogData::wxPageSetupDialogData(const wxPageSetupDialogData& dialog
 
 wxPageSetupDialogData::wxPageSetupDialogData(const wxPrintData& printData)
 {
-    m_paperSize = wxSize(0, 0);
+    m_paperSize = wxSize();
-    m_minMarginTopLeft = wxPoint(0, 0);
+    m_minMarginTopLeft =
-    m_minMarginBottomRight = wxPoint(0, 0);
+    m_minMarginBottomRight =
-    m_marginTopLeft = wxPoint(0, 0);
+    m_marginTopLeft =
-    m_marginBottomRight = wxPoint(0, 0);
+    m_marginBottomRight = wxPoint();
 
     // Flags
     m_defaultMinMargins = false;

src/common/mediactrlcmn.cpp

@@ -396,7 +396,7 @@ wxSize wxMediaCtrl::DoGetBestSize() const
 {
     if(m_imp)
         return m_imp->GetVideoSize();
-    return wxSize(0,0);
+    return wxSize();
 }
 
 //---------------------------------------------------------------------------

src/common/paper.cpp

@@ -283,7 +283,7 @@ wxSize wxPrintPaperDatabase::GetSize(wxPaperSize paperId)
     if (type)
         return type->GetSize();
     else
-        return wxSize(0, 0);
+        return wxSize();
 }
 
 // Get the paper size

src/common/popupcmn.cpp

@@ -282,7 +282,7 @@ bool wxPopupTransientWindow::Show( bool show )
     if (!show)
     {
         gdk_pointer_ungrab( (guint32)GDK_CURRENT_TIME );
-    
+
         gtk_grab_remove( m_widget );
     }
 #endif
@@ -295,12 +295,12 @@ bool wxPopupTransientWindow::Show( bool show )
 #endif
 
     bool ret = wxPopupWindow::Show( show );
-    
+
 #ifdef __WXGTK__
     if (show)
     {
         gtk_grab_add( m_widget );
-        
+
         gdk_pointer_grab( m_widget->window, TRUE,
                           (GdkEventMask)
                             (GDK_BUTTON_PRESS_MASK |
@@ -317,7 +317,7 @@ bool wxPopupTransientWindow::Show( bool show )
     if (show)
     {
         Window xwindow = (Window) m_clientWindow;
-        
+
         /* int res =*/ XGrabPointer(wxGlobalDisplay(), xwindow,
             True,
             ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
@@ -382,7 +382,7 @@ bool wxPopupComboWindow::Create(wxComboControl *parent)
 void wxPopupComboWindow::PositionNearCombo()
 {
     // the origin point must be in screen coords
-    wxPoint ptOrigin = m_combo->ClientToScreen(wxPoint(0, 0));
+    wxPoint ptOrigin = m_combo->ClientToScreen(wxPoint());
 
 #if 0 //def __WXUNIVERSAL__
     // account for the fact that (0, 0) is not the top left corner of the

src/common/prntbase.cpp

@@ -134,7 +134,7 @@ wxPrintPreviewBase *wxNativePrintFactory::CreatePrintPreview( wxPrintout *previe
 #endif
 }
 
-wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent, 
+wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
                                                   wxPrintDialogData *data )
 {
 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
@@ -146,7 +146,7 @@ wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
 #endif
 }
 
-wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent, 
+wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
                                                   wxPrintData *data )
 {
 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
@@ -158,7 +158,7 @@ wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
 #endif
 }
 
-wxPageSetupDialogBase *wxNativePrintFactory::CreatePageSetupDialog( wxWindow *parent, 
+wxPageSetupDialogBase *wxNativePrintFactory::CreatePageSetupDialog( wxWindow *parent,
                                                   wxPageSetupDialogData *data )
 {
 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
@@ -183,10 +183,10 @@ bool wxNativePrintFactory::HasPrintSetupDialog()
     // the printer from the wxPrintDialog anyway.
     return true;
 #endif
-    
+
 }
 
-wxDialog *wxNativePrintFactory::CreatePrintSetupDialog( wxWindow *parent, 
+wxDialog *wxNativePrintFactory::CreatePrintSetupDialog( wxWindow *parent,
                                                         wxPrintData *data )
 {
 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
@@ -209,7 +209,7 @@ wxDialog *wxNativePrintFactory::CreatePrintSetupDialog( wxWindow *parent,
 bool wxNativePrintFactory::HasOwnPrintToFile()
 {
     // Only relevant for PostScript and here the
-    // setup dialog provides no "print to file" 
+    // setup dialog provides no "print to file"
     // option. In the GNOME setup dialog, the
     // setup dialog has its own print to file.
     return false;
@@ -224,7 +224,7 @@ bool wxNativePrintFactory::HasPrinterLine()
 wxString wxNativePrintFactory::CreatePrinterLine()
 {
     // Only relevant for PostScript for now
-    
+
     // We should query "lpstat -d" here
     return _("Generic PostScript");
 }
@@ -232,13 +232,13 @@ wxString wxNativePrintFactory::CreatePrinterLine()
 bool wxNativePrintFactory::HasStatusLine()
 {
     // Only relevant for PostScript for now
-    return true;    
+    return true;
 }
 
 wxString wxNativePrintFactory::CreateStatusLine()
 {
     // Only relevant for PostScript for now
-    
+
     // We should query "lpstat -r" or "lpstat -p" here
     return _("Ready");
 }
@@ -261,8 +261,8 @@ wxPrintNativeDataBase *wxNativePrintFactory::CreatePrintNativeData()
 IMPLEMENT_ABSTRACT_CLASS(wxPrintNativeDataBase, wxObject)
 
 wxPrintNativeDataBase::wxPrintNativeDataBase()
-{ 
+{
-    m_ref = 1; 
+    m_ref = 1;
 }
 
 //----------------------------------------------------------------------------
@@ -275,7 +275,7 @@ public:
     wxPrintFactoryModule() {}
     bool OnInit() { return true; }
     void OnExit() { wxPrintFactory::SetPrintFactory( NULL ); }
-    
+
 private:
     DECLARE_DYNAMIC_CLASS(wxPrintFactoryModule)
 };
@@ -386,7 +386,7 @@ wxPrintDialogData& wxPrinter::GetPrintDialogData() const
 IMPLEMENT_ABSTRACT_CLASS(wxPrintDialogBase, wxDialog)
 
 wxPrintDialogBase::wxPrintDialogBase(wxWindow *parent,
-                                     wxWindowID id, 
+                                     wxWindowID id,
                                      const wxString &title,
                                      const wxPoint &pos,
                                      const wxSize &size,
@@ -444,7 +444,7 @@ wxDC *wxPrintDialog::GetPrintDC()
 IMPLEMENT_ABSTRACT_CLASS(wxPageSetupDialogBase, wxDialog)
 
 wxPageSetupDialogBase::wxPageSetupDialogBase(wxWindow *parent,
-                                     wxWindowID id, 
+                                     wxWindowID id,
                                      const wxString &title,
                                      const wxPoint &pos,
                                      const wxSize &size,
@@ -1006,7 +1006,7 @@ void wxPreviewFrame::CreateControlBar()
     if (m_printPreview->GetPrintoutForPrinting())
         buttons |= wxPREVIEW_PRINT;
 
-    m_controlBar = new wxPreviewControlBar(m_printPreview, buttons, this, wxPoint(0, 0), wxSize(400, 40));
+    m_controlBar = new wxPreviewControlBar(m_printPreview, buttons, this, wxPoint(), wxSize(400, 40));
     m_controlBar->CreateButtons();
 }
 

src/common/sizer.cpp

@@ -99,7 +99,7 @@ void wxSizerItem::Init()
     m_sizer = NULL;
     m_show = true;
     m_userData = NULL;
-    m_zoneRect = wxRect( 0, 0, 0, 0 );
+    m_zoneRect = wxRect();
 }
 
 void wxSizerItem::Init(const wxSizerFlags& flags)
@@ -119,7 +119,7 @@ wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int b
     , m_proportion( proportion )
     , m_border( border )
     , m_flag( flag )
-    , m_zoneRect( 0, 0, 0, 0 )
+    , m_zoneRect()
     , m_show( true )
     , m_userData( userData )
 {
@@ -132,7 +132,7 @@ wxSizerItem::wxSizerItem( wxWindow *window, int proportion, int flag, int border
     , m_proportion( proportion )
     , m_border( border )
     , m_flag( flag )
-    , m_zoneRect( 0, 0, 0, 0 )
+    , m_zoneRect()
     , m_show( true )
     , m_userData( userData )
 {
@@ -152,7 +152,7 @@ wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border,
     , m_proportion( proportion )
     , m_border( border )
     , m_flag( flag )
-    , m_zoneRect( 0, 0, 0, 0 )
+    , m_zoneRect()
     , m_show( true )
     , m_ratio( 0.0 )
     , m_userData( userData )
@@ -363,7 +363,7 @@ int wxSizerItem::GetOption() const
 //---------------------------------------------------------------------------
 
 wxSizer::wxSizer()
-    : m_minSize( wxSize( 0, 0 ) )
+        :m_minSize()
 {
 }
 
@@ -1699,7 +1699,7 @@ void wxStdDialogButtonSizer::AddButton(wxButton *mybutton)
             m_buttonCancel = mybutton;
             break;
         case wxID_HELP:
-		case wxID_CONTEXT_HELP:
+        case wxID_CONTEXT_HELP:
             m_buttonHelp = mybutton;
             break;
         default:
@@ -1845,7 +1845,7 @@ void wxBookCtrlSizer::RecalcSizes()
 
 wxSize wxBookCtrlSizer::CalcMin()
 {
-    wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize(0, 0));
+    wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize());
 
     sizeBorder.x += 5;
     sizeBorder.y += 5;

src/common/wincmn.cpp

@@ -554,7 +554,7 @@ void wxWindowBase::InvalidateBestSize()
 wxSize wxWindowBase::DoGetBestSize() const
 {
     wxSize best;
-    
+
     if ( m_windowSizer )
     {
         best = m_windowSizer->GetMinSize();
@@ -699,7 +699,7 @@ void wxWindowBase::SetBestFittingSize(const wxSize& size)
 // by default the origin is not shifted
 wxPoint wxWindowBase::GetClientAreaOrigin() const
 {
-    return wxPoint(0, 0);
+    return wxPoint();
 }
 
 // set the min/max size of the window

src/generic/calctrl.cpp

@@ -322,7 +322,7 @@ bool wxCalendarCtrl::Create(wxWindow *parent,
     // Since we don't paint the whole background make sure that the platform
     // will use the right one.
     SetBackgroundColour(GetBackgroundColour());
-    
+
     SetHolidayAttrs();
 
     return true;
@@ -801,7 +801,7 @@ wxSize wxCalendarCtrl::DoGetBestSize() const
 
     wxSize best(width, height);
     CacheBestSize(best);
-    return best;   
+    return best;
 }
 
 void wxCalendarCtrl::DoSetSize(int x, int y,
@@ -975,7 +975,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
         leftarrow[1] = wxPoint(arrowheight / 2, 0);
         leftarrow[2] = wxPoint(arrowheight / 2, arrowheight - 1);
 
-        rightarrow[0] = wxPoint(0, 0);
+        rightarrow[0] = wxPoint();
         rightarrow[1] = wxPoint(arrowheight / 2, arrowheight / 2);
         rightarrow[2] = wxPoint(0, arrowheight - 1);
 
@@ -984,8 +984,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
         wxCoord arrowy = (m_heightRow - arrowheight) / 2;
         wxCoord larrowx = (m_widthCol - (arrowheight / 2)) / 2;
         wxCoord rarrowx = ((m_widthCol - (arrowheight / 2)) / 2) + m_widthCol*6;
-        m_leftArrowRect = wxRect(0, 0, 0, 0);
+        m_leftArrowRect = m_rightArrowRect = wxRect();
-        m_rightArrowRect = wxRect(0, 0, 0, 0);
 
         if ( AllowMonthChange() )
         {

src/generic/choicbkg.cpp

@@ -144,7 +144,7 @@ wxRect wxChoicebook::GetPageRect() const
 {
     const wxSize sizeChoice = m_choice->GetSize();
 
-    wxPoint pt(0, 0);
+    wxPoint pt;
     wxRect rectPage(pt, GetClientSize());
     switch ( GetWindowStyle() & wxCHB_ALIGN_MASK )
     {

src/generic/colrdlgg.cpp

@@ -149,7 +149,7 @@ void wxGenericColourDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 bool wxGenericColourDialog::Create(wxWindow *parent, wxColourData *data)
 {
     if ( !wxDialog::Create(parent, wxID_ANY, _("Choose colour"),
-                           wxPoint(0, 0), wxSize(900, 900)) )
+                           wxPoint(), wxSize(900, 900)) )
         return false;
 
     dialogParent = parent;
@@ -493,15 +493,15 @@ void wxGenericColourDialog::OnBasicColourClick(int which)
     PaintHighlight(dc, false);
     whichKind = 1;
     colourSelection = which;
-    
+
 #if wxUSE_SLIDER
     redSlider->SetValue( standardColours[colourSelection].Red() );
     greenSlider->SetValue( standardColours[colourSelection].Green() );
     blueSlider->SetValue( standardColours[colourSelection].Blue() );
 #endif // wxUSE_SLIDER
-    
+
-    colourData.m_dataColour.Set(standardColours[colourSelection].Red(), 
+    colourData.m_dataColour.Set(standardColours[colourSelection].Red(),
-                                standardColours[colourSelection].Green(), 
+                                standardColours[colourSelection].Green(),
                                 standardColours[colourSelection].Blue());
 
     PaintCustomColour(dc);
@@ -514,17 +514,17 @@ void wxGenericColourDialog::OnCustomColourClick(int which)
     PaintHighlight(dc, false);
     whichKind = 2;
     colourSelection = which;
-    
+
 #if wxUSE_SLIDER
     redSlider->SetValue( customColours[colourSelection].Red() );
     greenSlider->SetValue( customColours[colourSelection].Green() );
     blueSlider->SetValue( customColours[colourSelection].Blue() );
 #endif // wxUSE_SLIDER
-    
+
-    colourData.m_dataColour.Set(customColours[colourSelection].Red(), 
+    colourData.m_dataColour.Set(customColours[colourSelection].Red(),
-                                customColours[colourSelection].Green(), 
+                                customColours[colourSelection].Green(),
                                 customColours[colourSelection].Blue());
-    
+
     PaintCustomColour(dc);
     PaintHighlight(dc, true);
 }
@@ -553,10 +553,10 @@ void wxGenericColourDialog::OnAddCustom(wxCommandEvent& WXUNUSED(event))
     PaintHighlight(dc, true);
   }
 
-  customColours[colourSelection].Set(colourData.m_dataColour.Red(), 
+  customColours[colourSelection].Set(colourData.m_dataColour.Red(),
-                                     colourData.m_dataColour.Green(), 
+                                     colourData.m_dataColour.Green(),
                                      colourData.m_dataColour.Blue());
-  
+
   colourData.SetCustomColour(colourSelection, customColours[colourSelection]);
 
   PaintCustomColours(dc);

src/generic/datectlg.cpp

@@ -48,7 +48,7 @@
 #include "wx/dateevt.h"
 #include "wx/generic/datectrl.h"
 
-#include "wx/arrstr.h" 
+#include "wx/arrstr.h"
 #include "wx/calctrl.h"
 #include "wx/popupwin.h"
 #include "wx/renderer.h"
@@ -144,10 +144,10 @@ bool wxDatePickerCtrlGeneric::Create(wxWindow *parent,
     m_popup->SetFont(GetFont());
 
     wxPanel *panel=new wxPanel(m_popup, CTRLID_PAN,
-                               wxPoint(0, 0), wxDefaultSize,
+                               wxPoint(), wxDefaultSize,
                                wxSUNKEN_BORDER);
     m_cal = new wxCalendarCtrl(panel, CTRLID_CAL, wxDefaultDateTime,
-                               wxPoint(0,0), wxDefaultSize,
+                               wxPoint(), wxDefaultSize,
                                wxCAL_SHOW_HOLIDAYS | wxSUNKEN_BORDER);
     m_cal->Connect(CTRLID_CAL, CTRLID_CAL, wxEVT_CALENDAR_SEL_CHANGED,
                    (wxObjectEventFunction)

src/generic/dirctrlg.cpp

@@ -504,7 +504,7 @@ bool wxGenericDirCtrl::Create(wxWindow *parent,
     Init();
 
     long treeStyle = wxTR_HAS_BUTTONS | wxTR_HIDE_ROOT;
-    
+
 #ifdef __WXGTK20__
     treeStyle |= wxTR_NO_LINES;
 #endif
@@ -524,7 +524,7 @@ bool wxGenericDirCtrl::Create(wxWindow *parent,
         filterStyle |= wxBORDER_SUNKEN;
 
     m_treeCtrl = CreateTreeCtrl(this, wxID_TREECTRL,
-                                wxPoint(0,0), GetClientSize(), treeStyle);
+                                wxPoint(), GetClientSize(), treeStyle);
 
     if (!filter.empty() && (style & wxDIRCTRL_SHOW_FILTERS))
         m_filterListCtrl = new wxDirFilterListCtrl(this, wxID_FILTERLISTCTRL, wxDefaultPosition, wxDefaultSize, filterStyle);
@@ -553,7 +553,7 @@ bool wxGenericDirCtrl::Create(wxWindow *parent,
     m_rootId = m_treeCtrl->AddRoot( rootName, 3, -1, rootData);
     m_treeCtrl->SetItemHasChildren(m_rootId);
     ExpandDir(m_rootId); // automatically expand first level
-    
+
     // Expand and select the default path
     if (!m_defaultPath.empty())
     {

src/generic/dragimgg.cpp

@@ -220,7 +220,7 @@ bool wxGenericDragImage::BeginDrag(const wxPoint& hotspot,
     // dragged.
 
     wxSize clientSize;
-    wxPoint pt(0, 0);
+    wxPoint pt;
     if (!m_fullScreen)
     {
         clientSize = window->GetClientSize();

src/generic/grid.cpp

@@ -10196,7 +10196,7 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
     }
     else
     {
-        rect = wxRect( 0, 0, 0, 0 );
+        rect = wxRect();
     }
 
     cellRect = CellToRect( bottomRight );
@@ -10271,7 +10271,7 @@ wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
     m_gridWin->GetClientSize( &cw, &ch );
 
     if (right < 0 || bottom < 0 || left > cw || top > ch)
-        return wxRect( 0, 0, 0, 0);
+        return wxRect();
 
     rect.SetLeft( wxMax(0, left) );
     rect.SetTop( wxMax(0, top) );

src/generic/htmllbox.cpp

@@ -331,7 +331,7 @@ void wxHtmlListBox::OnDrawItem(wxDC& dc, const wxRect& rect, size_t n) const
     if ( IsSelected(n) )
     {
         wxHtmlSelection htmlSel;
-        htmlSel.Set(wxPoint(0, 0), cell, wxPoint(INT_MAX, INT_MAX), cell);
+        htmlSel.Set(wxPoint(), cell, wxPoint(INT_MAX, INT_MAX), cell);
         htmlRendInfo.SetSelection(&htmlSel);
         if ( m_htmlRendStyle )
             htmlRendInfo.SetStyle(m_htmlRendStyle);

src/generic/listbkg.cpp

@@ -172,7 +172,7 @@ wxRect wxListbook::GetPageRect() const
 {
     const wxSize sizeList = m_list->GetSize();
 
-    wxPoint pt(0, 0);
+    wxPoint pt;
     wxRect rectPage(pt, GetClientSize());
     switch ( GetWindowStyle() & wxLB_ALIGN_MASK )
     {

src/generic/listctrl.cpp

@@ -3000,10 +3000,10 @@ void wxListMainWindow::OnMouse( wxMouseEvent &event )
     else
     {
         // This is neccessary , because after a DnD operation in
-        // from and to ourself, the up event is swallowed by the 
+        // from and to ourself, the up event is swallowed by the
         // DnD code. So on next non-up event (which means here and
         // now) m_lineSelectSingleOnUp should be reset.
-        m_lineSelectSingleOnUp = (size_t) -1;  
+        m_lineSelectSingleOnUp = (size_t) -1;
     }
     if (event.RightDown())
     {
@@ -3045,7 +3045,7 @@ void wxListMainWindow::OnMouse( wxMouseEvent &event )
             }
             else // multi sel & current is highlighted & no mod keys
             {
-                m_lineSelectSingleOnUp = current;	
+                m_lineSelectSingleOnUp = current;
                 ChangeCurrent(current); // change focus
             }
         }
@@ -4645,7 +4645,7 @@ void wxGenericListCtrl::CreateHeaderWindow()
     m_headerWin = new wxListHeaderWindow
                       (
                         this, wxID_ANY, m_mainWin,
-                        wxPoint(0, 0),
+                        wxPoint(),
                         wxSize(GetClientSize().x, m_headerHeight),
                         wxTAB_TRAVERSAL
                       );
@@ -4683,7 +4683,7 @@ bool wxGenericListCtrl::Create(wxWindow *parent,
     // don't create the inner window with the border
     style &= ~wxBORDER_MASK;
 
-    m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(0,0), size, style );
+    m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(), size, style );
 
 #ifdef  __WXMAC_CARBON__
     // Human Interface Guidelines ask us for a special font in this case

src/generic/mdig.cpp

@@ -699,7 +699,7 @@ bool wxGenericMDIClientWindow::CreateClient( wxGenericMDIParentFrame *parent, lo
 {
     SetWindowStyleFlag(style);
 
-    bool success = wxNotebook::Create(parent, wxID_NOTEBOOK_CLIENT_AREA, wxPoint(0, 0), wxSize(100, 100), 0);
+    bool success = wxNotebook::Create(parent, wxID_NOTEBOOK_CLIENT_AREA, wxPoint(), wxSize(100, 100), 0);
     if (success)
     {
         /*

src/generic/prntdlgg.cpp

@@ -136,7 +136,7 @@ END_EVENT_TABLE()
 wxGenericPrintDialog::wxGenericPrintDialog(wxWindow *parent,
                                            wxPrintDialogData* data)
                     : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
-                               wxPoint(0, 0), wxSize(600, 600),
+                               wxPoint(), wxSize(600, 600),
                                wxDEFAULT_DIALOG_STYLE |
                                wxTAB_TRAVERSAL)
 {
@@ -149,7 +149,7 @@ wxGenericPrintDialog::wxGenericPrintDialog(wxWindow *parent,
 wxGenericPrintDialog::wxGenericPrintDialog(wxWindow *parent,
                                            wxPrintData* data)
                     : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
-                               wxPoint(0, 0), wxSize(600, 600),
+                               wxPoint(), wxSize(600, 600),
                                wxDEFAULT_DIALOG_STYLE |
                                wxTAB_TRAVERSAL)
 {
@@ -161,7 +161,7 @@ wxGenericPrintDialog::wxGenericPrintDialog(wxWindow *parent,
 
 void wxGenericPrintDialog::Init(wxWindow * WXUNUSED(parent))
 {
-  //    wxDialog::Create(parent, wxID_ANY, _("Print"), wxPoint(0, 0), wxSize(600, 600),
+  //    wxDialog::Create(parent, wxID_ANY, _("Print"), wxPoint(), wxSize(600, 600),
   //                     wxDEFAULT_DIALOG_STYLE | wxTAB_TRAVERSAL);
 
     wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
@@ -442,7 +442,7 @@ BEGIN_EVENT_TABLE(wxGenericPrintSetupDialog, wxDialog)
 END_EVENT_TABLE()
 
 wxGenericPrintSetupDialog::wxGenericPrintSetupDialog(wxWindow *parent, wxPrintData* data):
-wxDialog(parent, wxID_ANY, _("Print Setup"), wxPoint(0, 0), wxSize(600, 600), wxDEFAULT_DIALOG_STYLE|wxTAB_TRAVERSAL)
+wxDialog(parent, wxID_ANY, _("Print Setup"), wxPoint(), wxSize(600, 600), wxDEFAULT_DIALOG_STYLE|wxTAB_TRAVERSAL)
 {
     Init(data);
 }
@@ -821,7 +821,7 @@ wxGenericPageSetupDialog::wxGenericPageSetupDialog( wxWindow *parent,
     : wxPageSetupDialogBase( parent,
                 wxID_ANY,
                 _("Page Setup"),
-                wxPoint(0, 0),
+                wxPoint(),
                 wxSize(600, 600),
                 wxDEFAULT_DIALOG_STYLE|wxTAB_TRAVERSAL )
 {

src/generic/renderg.cpp

@@ -355,7 +355,7 @@ wxRendererGeneric::DrawComboBoxDropButton(wxWindow *win,
 
     wxPoint pt[3] =
     {
-        wxPoint(0, 0),
+        wxPoint(),
         wxPoint(rect.width, 0),
         wxPoint(rect.width/2, rect.height - 2)
     };

src/generic/splash.cpp

@@ -53,7 +53,7 @@ END_EVENT_TABLE()
  */
 
 wxSplashScreen::wxSplashScreen(const wxBitmap& bitmap, long splashStyle, int milliseconds, wxWindow* parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style):
-    wxFrame(parent, id, wxEmptyString, wxPoint(0, 0), wxSize(100, 100), style)
+    wxFrame(parent, id, wxEmptyString, wxPoint(), wxSize(100, 100), style)
 {
     // At least for GTK+ 2.0, this hint is not available.
 #if defined(__WXGTK20__)
@@ -62,7 +62,7 @@ wxSplashScreen::wxSplashScreen(const wxBitmap& bitmap, long splashStyle, int mil
                              GDK_WINDOW_TYPE_HINT_SPLASHSCREEN);
 #endif
 #endif
-    
+
     m_window = NULL;
     m_splashStyle = splashStyle;
     m_milliseconds = milliseconds;

src/generic/splitter.cpp

@@ -122,7 +122,7 @@ void wxSplitterWindow::Init()
     m_firstY = 0;
     m_sashPosition = m_requestedSashPosition = 0;
     m_sashGravity = 0.0;
-    m_lastSize = wxSize(0,0);
+    m_lastSize = wxSize();
     m_checkRequestedSashPosition = false;
     m_minimumPaneSize = 0;
     m_sashCursorWE = wxCursor(wxCURSOR_SIZEWE);
@@ -414,7 +414,7 @@ void wxSplitterWindow::OnSize(wxSizeEvent& event)
 
     if ( iconized )
     {
-        m_lastSize = wxSize(0,0);
+        m_lastSize = wxSize();
 
         event.Skip();
 

src/generic/tipwin.cpp

@@ -157,7 +157,7 @@ wxTipWindow::wxTipWindow(wxWindow *parent,
     y += wxSystemSettings::GetMetric(wxSYS_CURSOR_Y) / 2;
 
 #if wxUSE_POPUPWIN
-    Position(wxPoint(x, y), wxSize(0, 0));
+    Position(wxPoint(x, y), wxSize());
     Popup(m_view);
     #ifdef __WXGTK__
         if (!GTK_WIDGET_HAS_GRAB(m_widget))