]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/calctrl.cpp
Change EnsureVisble() to including column parameter, implemented it for wxGTK
[wxWidgets.git] / src / generic / calctrl.cpp
index 63e627152071311e0847658ea63abe7eedb17cd7..a76d41f1b8f080f77285111437aacc29b7b472b4 100644 (file)
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        generic/calctrl.cpp
+// Name:        src/generic/calctrl.cpp
 // Purpose:     implementation fo the generic wxCalendarCtrl
 // Author:      Vadim Zeitlin
 // Modified by:
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "calctrl.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 
 #include "wx/spinctrl.h"
 
+// if wxDatePickerCtrl code doesn't define the date event, do it here as we
+// need it as well
+#if !wxUSE_DATEPICKCTRL
+    #define _WX_DEFINE_DATE_EVENTS_
+#endif
+
 #include "wx/calctrl.h"
 
 #define DEBUG_PAINT 0
 
-// ----------------------------------------------------------------------------
-// private classes
-// ----------------------------------------------------------------------------
-
-class wxMonthComboBox : public wxComboBox
-{
-public:
-    wxMonthComboBox(wxCalendarCtrl *cal);
-
-    void OnMonthChange(wxCommandEvent& event) { m_cal->OnMonthChange(event); }
-
-private:
-    wxCalendarCtrl *m_cal;
-
-    DECLARE_EVENT_TABLE()
-    DECLARE_NO_COPY_CLASS(wxMonthComboBox)
-};
-
-class wxYearSpinCtrl : public wxSpinCtrl
-{
-public:
-    wxYearSpinCtrl(wxCalendarCtrl *cal);
-
-    void OnYearTextChange(wxCommandEvent& event)
-    {
-        m_cal->SetUserChangedYear();
-        m_cal->OnYearChange(event);
-    }
-    void OnYearChange(wxSpinEvent& event) { m_cal->OnYearChange(event); }
-
-private:
-    wxCalendarCtrl *m_cal;
-
-    DECLARE_EVENT_TABLE()
-    DECLARE_NO_COPY_CLASS(wxYearSpinCtrl)
-};
-
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
@@ -94,15 +59,8 @@ BEGIN_EVENT_TABLE(wxCalendarCtrl, wxControl)
 
     EVT_LEFT_DOWN(wxCalendarCtrl::OnClick)
     EVT_LEFT_DCLICK(wxCalendarCtrl::OnDClick)
-END_EVENT_TABLE()
-
-BEGIN_EVENT_TABLE(wxMonthComboBox, wxComboBox)
-    EVT_COMBOBOX(wxID_ANY, wxMonthComboBox::OnMonthChange)
-END_EVENT_TABLE()
 
-BEGIN_EVENT_TABLE(wxYearSpinCtrl, wxSpinCtrl)
-    EVT_TEXT(wxID_ANY, wxYearSpinCtrl::OnYearTextChange)
-    EVT_SPINCTRL(wxID_ANY, wxYearSpinCtrl::OnYearChange)
+    EVT_SYS_COLOUR_CHANGED(wxCalendarCtrl::OnSysColourChanged)
 END_EVENT_TABLE()
 
 #if wxUSE_EXTENDED_RTTI
@@ -162,7 +120,7 @@ wxCONSTRUCTOR_6( wxCalendarCtrl , wxWindow* , Parent , wxWindowID , Id , wxDateT
 #else
 IMPLEMENT_DYNAMIC_CLASS(wxCalendarCtrl, wxControl)
 #endif
-IMPLEMENT_DYNAMIC_CLASS(wxCalendarEvent, wxCommandEvent)
+IMPLEMENT_DYNAMIC_CLASS(wxCalendarEvent, wxDateEvent)
 
 // ----------------------------------------------------------------------------
 // events
@@ -179,46 +137,6 @@ DEFINE_EVENT_TYPE(wxEVT_CALENDAR_WEEKDAY_CLICKED)
 // implementation
 // ============================================================================
 
-// ----------------------------------------------------------------------------
-// wxMonthComboBox and wxYearSpinCtrl
-// ----------------------------------------------------------------------------
-
-wxMonthComboBox::wxMonthComboBox(wxCalendarCtrl *cal)
-               : wxComboBox(cal->GetParent(), wxID_ANY,
-                            wxEmptyString,
-                            wxDefaultPosition,
-                            wxDefaultSize,
-                            0, NULL,
-                            wxCB_READONLY | wxCLIP_SIBLINGS)
-{
-    m_cal = cal;
-
-    wxDateTime::Month m;
-    for ( m = wxDateTime::Jan; m < wxDateTime::Inv_Month; wxNextMonth(m) )
-    {
-        Append(wxDateTime::GetMonthName(m));
-    }
-
-    SetSelection(m_cal->GetDate().GetMonth());
-    SetSize(wxDefaultPosition.x,
-            wxDefaultPosition.y,
-            wxDefaultSize.x,
-            wxDefaultSize.y,
-            wxSIZE_AUTO_WIDTH|wxSIZE_AUTO_HEIGHT);
-}
-
-wxYearSpinCtrl::wxYearSpinCtrl(wxCalendarCtrl *cal)
-              : wxSpinCtrl(cal->GetParent(), wxID_ANY,
-                           cal->GetDate().Format(_T("%Y")),
-                           wxDefaultPosition,
-                           wxDefaultSize,
-                           wxSP_ARROW_KEYS | wxCLIP_SIBLINGS,
-                           -4300, 10000, cal->GetDate().GetYear())
-
-{
-    m_cal = cal;
-}
-
 // ----------------------------------------------------------------------------
 // wxCalendarCtrl
 // ----------------------------------------------------------------------------
@@ -259,8 +177,15 @@ void wxCalendarCtrl::Init()
         m_attrs[n] = NULL;
     }
 
+    InitColours();
+}
+
+void wxCalendarCtrl::InitColours()
+{
     m_colHighlightFg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
     m_colHighlightBg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
+    m_colBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
+    m_colSorrounding = wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT);
 
     m_colHolidayFg = *wxRED;
     // don't set m_colHolidayBg - by default, same as our bg colour
@@ -278,7 +203,7 @@ bool wxCalendarCtrl::Create(wxWindow *parent,
                             const wxString& name)
 {
     if ( !wxControl::Create(parent, id, pos, size,
-                            style | wxCLIP_CHILDREN | wxWANTS_CHARS,
+                            style | wxCLIP_CHILDREN | wxWANTS_CHARS | wxFULL_REPAINT_ON_RESIZE,
                             wxDefaultValidator, name) )
     {
         return false;
@@ -294,12 +219,12 @@ bool wxCalendarCtrl::Create(wxWindow *parent,
 
     if ( !HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) )
     {
-        m_spinYear = new wxYearSpinCtrl(this);
+        CreateYearSpinCtrl();
         m_staticYear = new wxStaticText(GetParent(), wxID_ANY, m_date.Format(_T("%Y")),
                                         wxDefaultPosition, wxDefaultSize,
                                         wxALIGN_CENTRE);
 
-        m_comboMonth = new wxMonthComboBox(this);
+        CreateMonthComboBox();
         m_staticMonth = new wxStaticText(GetParent(), wxID_ANY, m_date.Format(_T("%B")),
                                          wxDefaultPosition, wxDefaultSize,
                                          wxALIGN_CENTRE);
@@ -310,13 +235,13 @@ bool wxCalendarCtrl::Create(wxWindow *parent,
     // we need to set the position as well because the main control position
     // is not the same as the one specified in pos if we have the controls
     // above it
-    SetBestSize(size);
+    SetInitialSize(size);
     SetPosition(pos);
 
     // Since we don't paint the whole background make sure that the platform
     // will use the right one.
-    SetBackgroundColour(GetBackgroundColour());
-    
+    SetBackgroundColour(m_colBackground);
+
     SetHolidayAttrs();
 
     return true;
@@ -328,6 +253,74 @@ wxCalendarCtrl::~wxCalendarCtrl()
     {
         delete m_attrs[n];
     }
+
+    if ( !HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) )
+    {
+        delete m_comboMonth;
+        delete m_staticMonth;
+        delete m_spinYear;
+        delete m_staticYear;
+    }
+}
+
+void wxCalendarCtrl::SetWindowStyleFlag(long style)
+{
+    // changing this style doesn't work because the controls are not
+    // created/shown/hidden accordingly
+    wxASSERT_MSG( (style & wxCAL_SEQUENTIAL_MONTH_SELECTION) ==
+                    (m_windowStyle & wxCAL_SEQUENTIAL_MONTH_SELECTION),
+                  _T("wxCAL_SEQUENTIAL_MONTH_SELECTION can't be changed after creation") );
+
+    wxControl::SetWindowStyleFlag(style);
+}
+
+// ----------------------------------------------------------------------------
+// Create the wxComboBox and wxSpinCtrl
+// ----------------------------------------------------------------------------
+
+void wxCalendarCtrl::CreateMonthComboBox()
+{
+    m_comboMonth = new wxComboBox(GetParent(), wxID_ANY,
+                                  wxEmptyString,
+                                  wxDefaultPosition,
+                                  wxDefaultSize,
+                                  0, NULL,
+                                  wxCB_READONLY | wxCLIP_SIBLINGS);
+
+    wxDateTime::Month m;
+    for ( m = wxDateTime::Jan; m < wxDateTime::Inv_Month; wxNextMonth(m) )
+    {
+        m_comboMonth->Append(wxDateTime::GetMonthName(m));
+    }
+
+    m_comboMonth->SetSelection(GetDate().GetMonth());
+    m_comboMonth->SetSize(wxDefaultCoord,
+                          wxDefaultCoord,
+                          wxDefaultCoord,
+                          wxDefaultCoord,
+                          wxSIZE_AUTO_WIDTH|wxSIZE_AUTO_HEIGHT);
+
+    m_comboMonth->Connect(wxEVT_COMMAND_COMBOBOX_SELECTED,
+                          wxCommandEventHandler(wxCalendarCtrl::OnMonthChange),
+                          NULL, this);
+}
+
+void wxCalendarCtrl::CreateYearSpinCtrl()
+{
+    m_spinYear = new wxSpinCtrl(GetParent(), wxID_ANY,
+                                GetDate().Format(_T("%Y")),
+                                wxDefaultPosition,
+                                wxDefaultSize,
+                                wxSP_ARROW_KEYS | wxCLIP_SIBLINGS,
+                                -4300, 10000, GetDate().GetYear());
+
+    m_spinYear->Connect(wxEVT_COMMAND_TEXT_UPDATED,
+                        wxCommandEventHandler(wxCalendarCtrl::OnYearTextChange),
+                        NULL, this);
+
+    m_spinYear->Connect(wxEVT_COMMAND_SPINCTRL_UPDATED,
+                        wxCommandEventHandler(wxCalendarCtrl::OnYearChange),
+                        NULL, this);
 }
 
 // ----------------------------------------------------------------------------
@@ -420,6 +413,7 @@ void wxCalendarCtrl::ShowCurrentControls()
         m_spinYear->Hide();
         m_staticYear->Show();
     }
+    //else: these controls are not even created, don't show/hide them
 }
 
 wxControl *wxCalendarCtrl::GetMonthControl() const
@@ -784,6 +778,11 @@ wxSize wxCalendarCtrl::DoGetBestSize() const
         // the combobox doesn't report its height correctly (it returns the
         // height including the drop down list) so don't use it
         height += m_spinYear->GetBestSize().y;
+
+
+        wxCoord w2 = m_comboMonth->GetBestSize().x + HORZ_MARGIN + GetCharWidth()*6;
+        if (width < w2)
+            width = w2;
     }
 
     if ( !HasFlag(wxBORDER_NONE) )
@@ -795,7 +794,7 @@ wxSize wxCalendarCtrl::DoGetBestSize() const
 
     wxSize best(width, height);
     CacheBestSize(best);
-    return best;   
+    return best;
 }
 
 void wxCalendarCtrl::DoSetSize(int x, int y,
@@ -809,52 +808,32 @@ void wxCalendarCtrl::DoMoveWindow(int x, int y, int width, int height)
 {
     int yDiff;
 
-    if ( !HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) )
+    if ( !HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) && m_staticMonth )
     {
-        wxSize sizeCombo = m_comboMonth->GetSize();
+        wxSize sizeCombo = m_comboMonth->GetEffectiveMinSize();
         wxSize sizeStatic = m_staticMonth->GetSize();
         wxSize sizeSpin = m_spinYear->GetSize();
-        int dy = (sizeCombo.y - sizeStatic.y) / 2;
-/*
-In the calender the size of the combobox for the year
-is just defined by a margin from the month combobox to
-the left border. While in wxUniv the year control can't
-show all 4 digits, in wxMsw it show almost twice as
-much. Instead the year should use it's best size and be
-left aligned to the calendar. Just in case the month in
-any language is longer than it has space in the
-calendar it is shortend.This way the year always can
-show the 4 digits.
-
-This patch relies on the fact that a combobox has a
-good best size implementation. This is not the case
-with wxMSW but I don't know why.
-
-Otto Wyss
-*/
-
-#ifdef __WXUNIVERSAL__
-        if (sizeCombo.x + HORZ_MARGIN - sizeSpin.x > width)
-        {
-            m_comboMonth->SetSize(x, y, width - HORZ_MARGIN - sizeSpin.x, sizeCombo.y);
-        }
-        else
-        {
-            m_comboMonth->Move(x, y);
-        }
-        m_staticMonth->Move(x, y + dy);
-        m_spinYear->Move(x + width - sizeSpin.x, y);
-        m_staticYear->Move(x + width - sizeSpin.x, y + dy);
+
+        // wxMSW sometimes reports the wrong combo height,
+        // so on this platform we'll use the spin control
+        // height instead.
+#ifdef __WXMSW__
+        int maxHeight = sizeSpin.y;
+        int requiredSpinHeight = -1;
 #else
+        int maxHeight = sizeCombo.y;
+        int requiredSpinHeight = sizeCombo.y;
+#endif
+        int dy = (maxHeight - sizeStatic.y) / 2;
         m_comboMonth->Move(x, y);
-        m_staticMonth->SetSize(x, y + dy, sizeCombo.x, sizeStatic.y);
+        m_staticMonth->SetSize(x, y + dy, sizeCombo.x, -1, sizeStatic.y);
 
         int xDiff = sizeCombo.x + HORZ_MARGIN;
 
-        m_spinYear->SetSize(x + xDiff, y, width - xDiff, sizeCombo.y);
+        m_spinYear->SetSize(x + xDiff, y, width - xDiff, requiredSpinHeight);
         m_staticYear->SetSize(x + xDiff, y + dy, width - xDiff, sizeStatic.y);
-#endif
-        yDiff = wxMax(sizeSpin.y, sizeCombo.y) + VERT_MARGIN;
+
+        yDiff = wxMax(sizeSpin.y, maxHeight) + VERT_MARGIN;
     }
     else // no controls on the top
     {
@@ -867,8 +846,8 @@ Otto Wyss
 void wxCalendarCtrl::DoGetPosition(int *x, int *y) const
 {
     wxControl::DoGetPosition(x, y);
-
-    if ( !(GetWindowStyle() & wxCAL_SEQUENTIAL_MONTH_SELECTION) )
+#ifndef __WXPM__
+    if ( !HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) && GetMonthControl() )
     {
         // our real top corner is not in this position
         if ( y )
@@ -876,13 +855,14 @@ void wxCalendarCtrl::DoGetPosition(int *x, int *y) const
             *y -= GetMonthControl()->GetSize().y + VERT_MARGIN;
         }
     }
+#endif
 }
 
 void wxCalendarCtrl::DoGetSize(int *width, int *height) const
 {
     wxControl::DoGetSize(width, height);
-
-    if ( !(GetWindowStyle() & wxCAL_SEQUENTIAL_MONTH_SELECTION) )
+#ifndef __WXPM__
+    if ( !HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) )
     {
         // our real height is bigger
         if ( height && GetMonthControl())
@@ -890,6 +870,7 @@ void wxCalendarCtrl::DoGetSize(int *width, int *height) const
             *height += GetMonthControl()->GetSize().y + VERT_MARGIN;
         }
     }
+#endif
 }
 
 void wxCalendarCtrl::RecalcGeometry()
@@ -898,9 +879,20 @@ void wxCalendarCtrl::RecalcGeometry()
 
     dc.SetFont(GetFont());
 
-    // determine the column width (we assume that the weekday names are always
-    // wider (in any language) than the numbers)
+    // determine the column width (weekday names are not necessarily wider
+    // than the numbers (in some languages), so let's not assume that they are)
     m_widthCol = 0;
+    for ( int day = 10; day <= 31; day++)
+    {
+        wxCoord width;
+        dc.GetTextExtent(wxString::Format(wxT("%d"), day), &width, &m_heightRow);
+        if ( width > m_widthCol )
+        {
+            // 1.5 times the width gives nice margins even if the weekday
+            // names are short
+            m_widthCol = width+width/2;
+        }
+    }
     wxDateTime::WeekDay wd;
     for ( wd = wxDateTime::Sun; wd < wxDateTime::Inv_WeekDay; wxNextWDay(wd) )
     {
@@ -916,7 +908,7 @@ void wxCalendarCtrl::RecalcGeometry()
     m_widthCol += 2;
     m_heightRow += 2;
 
-    m_rowOffset = (GetWindowStyle() & wxCAL_SEQUENTIAL_MONTH_SELECTION) ? m_heightRow : 0; // conditional in relation to style
+    m_rowOffset = HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) ? m_heightRow : 0; // conditional in relation to style
 }
 
 // ----------------------------------------------------------------------------
@@ -938,6 +930,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
 #endif
 
     wxCoord y = 0;
+    wxCoord x0 = wxMax( (GetSize().x - m_widthCol*7) /2 , 0 );
 
     if ( HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) )
     {
@@ -955,7 +948,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
         dc.GetTextExtent(headertext, &monthw, &monthh);
 
         // draw month-name centered above weekdays
-        wxCoord monthx = ((m_widthCol * 7) - monthw) / 2;
+        wxCoord monthx = ((m_widthCol * 7) - monthw) / 2 + x0;
         wxCoord monthy = ((m_heightRow - monthh) / 2) + y;
         dc.DrawText(headertext, monthx,  monthy);
 
@@ -969,17 +962,16 @@ 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(0,0);
         rightarrow[1] = wxPoint(arrowheight / 2, arrowheight / 2);
         rightarrow[2] = wxPoint(0, arrowheight - 1);
 
         // draw the "month-arrows"
 
         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_rightArrowRect = wxRect(0, 0, 0, 0);
+        wxCoord larrowx = (m_widthCol - (arrowheight / 2)) / 2 + x0;
+        wxCoord rarrowx = ((m_widthCol - (arrowheight / 2)) / 2) + m_widthCol*6 + x0;
+        m_leftArrowRect = m_rightArrowRect = wxRect(0,0,0,0);
 
         if ( AllowMonthChange() )
         {
@@ -988,8 +980,8 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
             if ( IsDateInRange(ldpm) && ( ( ldpm.GetYear() == m_date.GetYear() ) ? true : AllowYearChange() ) )
             {
                 m_leftArrowRect = wxRect(larrowx - 3, arrowy - 3, (arrowheight / 2) + 8, (arrowheight + 6));
-                dc.SetBrush(wxBrush(*wxBLACK, wxSOLID));
-                dc.SetPen(wxPen(*wxBLACK, 1, wxSOLID));
+                dc.SetBrush(*wxBLACK_BRUSH);
+                dc.SetPen(*wxBLACK_PEN);
                 dc.DrawPolygon(3, leftarrow, larrowx , arrowy, wxWINDING_RULE);
                 dc.SetBrush(*wxTRANSPARENT_BRUSH);
                 dc.DrawRectangle(m_leftArrowRect);
@@ -998,8 +990,8 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
             if ( IsDateInRange(fdnm) && ( ( fdnm.GetYear() == m_date.GetYear() ) ? true : AllowYearChange() ) )
             {
                 m_rightArrowRect = wxRect(rarrowx - 4, arrowy - 3, (arrowheight / 2) + 8, (arrowheight + 6));
-                dc.SetBrush(wxBrush(*wxBLACK, wxSOLID));
-                dc.SetPen(wxPen(*wxBLACK, 1, wxSOLID));
+                dc.SetBrush(*wxBLACK_BRUSH);
+                dc.SetPen(*wxBLACK_PEN);
                 dc.DrawPolygon(3, rightarrow, rarrowx , arrowy, wxWINDING_RULE);
                 dc.SetBrush(*wxTRANSPARENT_BRUSH);
                 dc.DrawRectangle(m_rightArrowRect);
@@ -1010,7 +1002,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
     }
 
     // first draw the week days
-    if ( IsExposed(0, y, 7*m_widthCol, m_heightRow) )
+    if ( IsExposed(x0, y, x0 + 7*m_widthCol, m_heightRow) )
     {
 #if DEBUG_PAINT
         wxLogDebug("painting the header");
@@ -1023,7 +1015,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
         dc.DrawRectangle(0, y, GetClientSize().x, m_heightRow);
 
         bool startOnMonday = (GetWindowStyle() & wxCAL_MONDAY_FIRST) != 0;
-        for ( size_t wd = 0; wd < 7; wd++ )
+        for ( int wd = 0; wd < 7; wd++ )
         {
             size_t n;
             if ( startOnMonday )
@@ -1032,7 +1024,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
                 n = wd;
             wxCoord dayw, dayh;
             dc.GetTextExtent(m_weekdays[n], &dayw, &dayh);
-            dc.DrawText(m_weekdays[n], (wd*m_widthCol) + ((m_widthCol- dayw) / 2), y); // center the day-name
+            dc.DrawText(m_weekdays[n], x0 + (wd*m_widthCol) + ((m_widthCol- dayw) / 2), y); // center the day-name
         }
     }
 
@@ -1052,7 +1044,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
     for ( size_t nWeek = 1; nWeek <= 6; nWeek++, y += m_heightRow )
     {
         // if the update region doesn't intersect this row, don't paint it
-        if ( !IsExposed(0, y, 7*m_widthCol, m_heightRow - 1) )
+        if ( !IsExposed(x0, y, x0 + 7*m_widthCol, m_heightRow - 1) )
         {
             date += wxDateSpan::Week();
 
@@ -1063,8 +1055,9 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
         wxLogDebug("painting week %d at y = %d\n", nWeek, y);
 #endif
 
-        for ( size_t wd = 0; wd < 7; wd++ )
+        for ( int wd = 0; wd < 7; wd++ )
         {
+            dc.SetTextBackground(m_colBackground);
             if ( IsDateShown(date) )
             {
                 // don't use wxDate::Format() which prepends 0s
@@ -1083,7 +1076,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
                 {
                     // surrounding week or out-of-range
                     // draw "disabled"
-                    dc.SetTextForeground(*wxLIGHT_GREY);
+                    dc.SetTextForeground(m_colSorrounding);
                     changedColours = true;
                 }
                 else
@@ -1133,7 +1126,7 @@ void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event))
                     }
                 }
 
-                wxCoord x = wd*m_widthCol + (m_widthCol - width) / 2;
+                wxCoord x = wd*m_widthCol + (m_widthCol - width) / 2 + x0;
                 dc.DrawText(dayStr, x, y + 1);
 
                 if ( !isSel && attr && attr->HasBorder() )
@@ -1225,7 +1218,7 @@ void wxCalendarCtrl::RefreshDate(const wxDateTime& date)
     // always refresh the whole row at once because our OnPaint() will draw
     // the whole row anyhow - and this allows the small optimisation in
     // OnClick() below to work
-    rect.x = 0;
+    rect.x = wxMax( (GetSize().x - m_widthCol*7) /2 , 0 );
 
     rect.y = (m_heightRow * GetWeek(date)) + m_rowOffset;
 
@@ -1251,7 +1244,7 @@ void wxCalendarCtrl::RefreshDate(const wxDateTime& date)
     Refresh(true, &rect);
 }
 
-void wxCalendarCtrl::HighlightRange(wxPaintDC* pDC, const wxDateTime& fromdate, const wxDateTime& todate, wxPen* pPen, wxBrush* pBrush)
+void wxCalendarCtrl::HighlightRange(wxPaintDC* pDC, const wxDateTime& fromdate, const wxDateTime& todate, const wxPen* pPen, const wxBrush* pBrush)
 {
     // Highlights the given range using pen and brush
     // Does nothing if todate < fromdate
@@ -1277,13 +1270,13 @@ void wxCalendarCtrl::HighlightRange(wxPaintDC* pDC, const wxDateTime& fromdate,
             if ( ( (tw - fw) == 1 ) && ( td < fd ) )
             {
                 // special case: interval 7 days or less not in same week
-                // split in two seperate intervals
+                // split in two separate intervals
                 wxDateTime tfd = fromdate + wxDateSpan::Days(7-fd);
                 wxDateTime ftd = tfd + wxDateSpan::Day();
 #if DEBUG_PAINT
-                wxLogDebug("Highlight: Seperate segments");
+                wxLogDebug("Highlight: Separate segments");
 #endif
-                // draw seperately
+                // draw separately
                 HighlightRange(pDC, fromdate, tfd, pPen, pBrush);
                 HighlightRange(pDC, ftd, todate, pPen, pBrush);
             }
@@ -1291,38 +1284,39 @@ void wxCalendarCtrl::HighlightRange(wxPaintDC* pDC, const wxDateTime& fromdate,
             {
                 int numpoints;
                 wxPoint corners[8]; // potentially 8 corners in polygon
+                wxCoord x0 = wxMax( (GetSize().x - m_widthCol*7) /2 , 0 );
 
                 if ( fw == tw )
                 {
                     // simple case: same week
                     numpoints = 4;
-                    corners[0] = wxPoint((fd - 1) * m_widthCol, (fw * m_heightRow) + m_rowOffset);
-                    corners[1] = wxPoint((fd - 1) * m_widthCol, ((fw + 1 ) * m_heightRow) + m_rowOffset);
-                    corners[2] = wxPoint(td * m_widthCol, ((tw + 1) * m_heightRow) + m_rowOffset);
-                    corners[3] = wxPoint(td * m_widthCol, (tw * m_heightRow) + m_rowOffset);
+                    corners[0] = wxPoint(x0 + (fd - 1) * m_widthCol, (fw * m_heightRow) + m_rowOffset);
+                    corners[1] = wxPoint(x0 + (fd - 1) * m_widthCol, ((fw + 1 ) * m_heightRow) + m_rowOffset);
+                    corners[2] = wxPoint(x0 + td * m_widthCol, ((tw + 1) * m_heightRow) + m_rowOffset);
+                    corners[3] = wxPoint(x0 + td * m_widthCol, (tw * m_heightRow) + m_rowOffset);
                 }
                 else
                 {
                     int cidx = 0;
                     // "complex" polygon
-                    corners[cidx] = wxPoint((fd - 1) * m_widthCol, (fw * m_heightRow) + m_rowOffset); cidx++;
+                    corners[cidx] = wxPoint(x0 + (fd - 1) * m_widthCol, (fw * m_heightRow) + m_rowOffset); cidx++;
 
                     if ( fd > 1 )
                     {
-                        corners[cidx] = wxPoint((fd - 1) * m_widthCol, ((fw + 1) * m_heightRow) + m_rowOffset); cidx++;
-                        corners[cidx] = wxPoint(0, ((fw + 1) * m_heightRow) + m_rowOffset); cidx++;
+                        corners[cidx] = wxPoint(x0 + (fd - 1) * m_widthCol, ((fw + 1) * m_heightRow) + m_rowOffset); cidx++;
+                        corners[cidx] = wxPoint(x0, ((fw + 1) * m_heightRow) + m_rowOffset); cidx++;
                     }
 
-                    corners[cidx] = wxPoint(0, ((tw + 1) * m_heightRow) + m_rowOffset); cidx++;
-                    corners[cidx] = wxPoint(td * m_widthCol, ((tw + 1) * m_heightRow) + m_rowOffset); cidx++;
+                    corners[cidx] = wxPoint(x0, ((tw + 1) * m_heightRow) + m_rowOffset); cidx++;
+                    corners[cidx] = wxPoint(x0 + td * m_widthCol, ((tw + 1) * m_heightRow) + m_rowOffset); cidx++;
 
                     if ( td < 7 )
                     {
-                        corners[cidx] = wxPoint(td * m_widthCol, (tw * m_heightRow) + m_rowOffset); cidx++;
-                        corners[cidx] = wxPoint(7 * m_widthCol, (tw * m_heightRow) + m_rowOffset); cidx++;
+                        corners[cidx] = wxPoint(x0 + td * m_widthCol, (tw * m_heightRow) + m_rowOffset); cidx++;
+                        corners[cidx] = wxPoint(x0 + 7 * m_widthCol, (tw * m_heightRow) + m_rowOffset); cidx++;
                     }
 
-                    corners[cidx] = wxPoint(7 * m_widthCol, (fw * m_heightRow) + m_rowOffset); cidx++;
+                    corners[cidx] = wxPoint(x0 + 7 * m_widthCol, (fw * m_heightRow) + m_rowOffset); cidx++;
 
                     numpoints = cidx;
                 }
@@ -1463,9 +1457,9 @@ void wxCalendarCtrl::OnClick(wxMouseEvent& event)
 
         case wxCAL_HITTEST_HEADER:
             {
-                wxCalendarEvent event(this, wxEVT_CALENDAR_WEEKDAY_CLICKED);
-                event.m_wday = wday;
-                (void)GetEventHandler()->ProcessEvent(event);
+                wxCalendarEvent eventWd(this, wxEVT_CALENDAR_WEEKDAY_CLICKED);
+                eventWd.m_wday = wday;
+                (void)GetEventHandler()->ProcessEvent(eventWd);
             }
             break;
 
@@ -1491,16 +1485,16 @@ wxCalendarHitTestResult wxCalendarCtrl::HitTest(const wxPoint& pos,
 {
     RecalcGeometry();
 
-    wxCoord y = pos.y;
+    // the position where the calendar really begins
+    wxCoord x0 = wxMax((GetSize().x - m_widthCol*7)/2, 0);
 
-///////////////////////////////////////////////////////////////////////////////////////////////////////
-    if ( (GetWindowStyle() & wxCAL_SEQUENTIAL_MONTH_SELECTION) )
+    if ( HasFlag(wxCAL_SEQUENTIAL_MONTH_SELECTION) )
     {
         // Header: month
 
         // we need to find out if the hit is on left arrow, on month or on right arrow
         // left arrow?
-        if ( wxRegion(m_leftArrowRect).Contains(pos) == wxInRegion )
+        if ( m_leftArrowRect.Contains(pos) )
         {
             if ( date )
             {
@@ -1517,7 +1511,7 @@ wxCalendarHitTestResult wxCalendarCtrl::HitTest(const wxPoint& pos,
             return wxCAL_HITTEST_DECMONTH;
         }
 
-        if ( wxRegion(m_rightArrowRect).Contains(pos) == wxInRegion )
+        if ( m_rightArrowRect.Contains(pos) )
         {
             if ( date )
             {
@@ -1536,13 +1530,11 @@ wxCalendarHitTestResult wxCalendarCtrl::HitTest(const wxPoint& pos,
 
     }
 
-///////////////////////////////////////////////////////////////////////////////////////////////////////
-    // Header: Days
-    int wday = pos.x / m_widthCol;
-//    if ( y < m_heightRow )
-    if ( y < (m_heightRow + m_rowOffset) )
+    // header: week days
+    int wday = (pos.x - x0) / m_widthCol;
+    if ( pos.y < (m_heightRow + m_rowOffset) )
     {
-        if ( y > m_rowOffset )
+        if ( pos.y > m_rowOffset )
         {
             if ( wd )
             {
@@ -1562,8 +1554,7 @@ wxCalendarHitTestResult wxCalendarCtrl::HitTest(const wxPoint& pos,
         }
     }
 
-//    int week = (y - m_heightRow) / m_heightRow;
-    int week = (y - (m_heightRow + m_rowOffset)) / m_heightRow;
+    int week = (pos.y - (m_heightRow + m_rowOffset)) / m_heightRow;
     if ( week >= 6 || wday >= 7 )
     {
         return wxCAL_HITTEST_NOWHERE;
@@ -1642,6 +1633,26 @@ void wxCalendarCtrl::OnYearChange(wxCommandEvent& event)
     }
 }
 
+void wxCalendarCtrl::OnYearTextChange(wxCommandEvent& event)
+{
+    SetUserChangedYear();
+    OnYearChange(event);
+}
+
+// Responds to colour changes, and passes event on to children.
+void wxCalendarCtrl::OnSysColourChanged(wxSysColourChangedEvent& event)
+{
+    // reinit colours
+    InitColours();
+
+    // Propagate the event to the children
+    wxControl::OnSysColourChanged(event);
+
+    // Redraw control area
+    SetBackgroundColour(m_colBackground);
+    Refresh();
+}
+
 // ----------------------------------------------------------------------------
 // keyboard interface
 // ----------------------------------------------------------------------------
@@ -1669,13 +1680,13 @@ void wxCalendarCtrl::OnChar(wxKeyEvent& event)
             }
             break;
 
-        case WXK_PRIOR:
+        case WXK_PAGEUP:
             target = m_date - wxDateSpan::Month();
             ChangeMonth(&target);
             SetDateAndNotify(target); // always
             break;
 
-        case WXK_NEXT:
+        case WXK_PAGEDOWN:
             target = m_date + wxDateSpan::Month();
             ChangeMonth(&target);
             SetDateAndNotify(target); // always
@@ -1820,22 +1831,4 @@ wxCalendarCtrl::GetClassDefaultAttributes(wxWindowVariant variant)
     return wxListBox::GetClassDefaultAttributes(variant);
 }
 
-
-// ----------------------------------------------------------------------------
-// wxCalendarEvent
-// ----------------------------------------------------------------------------
-
-void wxCalendarEvent::Init()
-{
-    m_wday = wxDateTime::Inv_WeekDay;
-}
-
-wxCalendarEvent::wxCalendarEvent(wxCalendarCtrl *cal, wxEventType type)
-               : wxCommandEvent(type, cal->GetId())
-{
-    m_date = cal->GetDate();
-    SetEventObject(cal);
-}
-
 #endif // wxUSE_CALENDARCTRL
-