Correct erasing of background behind controls in a toolbar in wxMSW.

[wxWidgets.git] / src / msw / calctrl.cpp

diff --git a/src/msw/calctrl.cpp b/src/msw/calctrl.cpp
index 529209551f0a0142e94ff13f3476845faa7ba31e..ac0d8bbd7600db54373a107f49b6bab689a4df53 100644 (file)
--- a/src/msw/calctrl.cpp
+++ b/src/msw/calctrl.cpp
@@ -3,7 +3,6 @@
 // Purpose:     wxCalendarCtrl implementation
 // Author:      Vadim Zeitlin
 // Created:     2008-04-04
-// RCS-ID:      $Id$
 // Copyright:   (C) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
@@ -34,8 +33,6 @@
 
 #include "wx/msw/private/datecontrols.h"
 
-IMPLEMENT_DYNAMIC_CLASS(wxCalendarCtrl, wxControl)
-
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
@@ -111,7 +108,7 @@ wxCalendarCtrl::Create(wxWindow *parent,
     }
 
     const wxChar * const clsname = s_clsMonthCal.IsRegistered()
-        ? s_clsMonthCal.GetName().wx_str()
+        ? s_clsMonthCal.GetName().t_str()
         : MONTHCAL_CLASS;
 
     if ( !MSWCreateControl(clsname, wxEmptyString, pos, size) )
@@ -122,8 +119,8 @@ wxCalendarCtrl::Create(wxWindow *parent,
 
     SetDate(dt.IsValid() ? dt : wxDateTime::Today());
 
-    if ( SetHolidayAttrs() )
-        UpdateMarks();
+    SetHolidayAttrs();
+    UpdateMarks();
 
     Connect(wxEVT_LEFT_DOWN,
             wxMouseEventHandler(wxCalendarCtrl::MSWOnClick));
@@ -214,7 +211,7 @@ wxCalendarCtrl::HitTest(const wxPoint& pos,
 
         case MCHT_CALENDARDATE:
             if ( date )
-                date->SetFromMSWSysTime(hti.st);
+                date->SetFromMSWSysDate(hti.st);
             return wxCAL_HITTEST_DAY;
 
         case MCHT_CALENDARDAY:
@@ -263,10 +260,8 @@ bool wxCalendarCtrl::SetDate(const wxDateTime& dt)
 {
     wxCHECK_MSG( dt.IsValid(), false, "invalid date" );
 
-    const wxDateTime date = dt.GetDateOnly();
-
     SYSTEMTIME st;
-    date.GetAsMSWSysTime(&st);
+    dt.GetAsMSWSysDate(&st);
     if ( !MonthCal_SetCurSel(GetHwnd(), &st) )
     {
         wxLogDebug(wxT("DateTime_SetSystemtime() failed"));
@@ -274,7 +269,7 @@ bool wxCalendarCtrl::SetDate(const wxDateTime& dt)
         return false;
     }
 
-    m_date = date;
+    m_date = dt.GetDateOnly();
 
     return true;
 }
@@ -283,6 +278,7 @@ wxDateTime wxCalendarCtrl::GetDate() const
 {
 #if wxDEBUG_LEVEL
     SYSTEMTIME st;
+
     if ( !MonthCal_GetCurSel(GetHwnd(), &st) )
     {
         wxASSERT_MSG( !m_date.IsValid(), "mismatch between data and control" );
@@ -290,14 +286,14 @@ wxDateTime wxCalendarCtrl::GetDate() const
         return wxDefaultDateTime;
     }
 
-    wxDateTime dt(st);
+    wxDateTime dt;
+    dt.SetFromMSWSysDate(st);
 
     // Windows XP and earlier didn't include the time component into the
     // returned date but Windows 7 does, so we can't compare the full objects
     // in the same way under all the Windows versions, just compare their date
     // parts
-    wxASSERT_MSG( dt.GetDateOnly() == m_date.GetDateOnly(),
-                  "mismatch between data and control" );
+    wxASSERT_MSG( dt.IsSameDate(m_date), "mismatch between data and control" );
 #endif // wxDEBUG_LEVEL
 
     return m_date;
@@ -336,7 +332,7 @@ bool wxCalendarCtrl::GetDateRange(wxDateTime *dt1, wxDateTime *dt2) const
     if ( dt1 )
     {
         if ( flags & GDTR_MIN )
-            dt1->SetFromMSWSysTime(st[0]);
+            dt1->SetFromMSWSysDate(st[0]);
         else
             *dt1 = wxDefaultDateTime;
     }
@@ -344,7 +340,7 @@ bool wxCalendarCtrl::GetDateRange(wxDateTime *dt1, wxDateTime *dt2) const
     if ( dt2 )
     {
         if ( flags & GDTR_MAX )
-            dt2->SetFromMSWSysTime(st[1]);
+            dt2->SetFromMSWSysDate(st[1]);
         else
             *dt2 = wxDefaultDateTime;
     }
@@ -399,10 +395,12 @@ void wxCalendarCtrl::SetHoliday(size_t day)
 
 void wxCalendarCtrl::UpdateMarks()
 {
-    // we show only one full month but there can be some days from the month
-    // before it and from the one after it so days from 3 different months can
-    // be partially shown
-    MONTHDAYSTATE states[3] = { 0 };
+    // Currently the native control may show more than one month if its size is
+    // big enough. Ideal would be to prevent this from happening but there
+    // doesn't seem to be any obvious way to do it, so for now just handle the
+    // possibility that we can display several of them: one before the current
+    // one and up to 12 after it.
+    MONTHDAYSTATE states[14] = { 0 };
     const DWORD nMonths = MonthCal_GetMonthRange(GetHwnd(), GMR_DAYSTATE, NULL);
 
     // although in principle the calendar might not show any days from the
@@ -415,13 +413,9 @@ void wxCalendarCtrl::UpdateMarks()
     // in its window if you "zoom out" of it by double clicking on free areas
     // so the return value can be (much, in case of decades view) greater than
     // 3 but in this case marks are not visible anyhow so simply ignore it
-    if ( nMonths < WXSIZEOF(states) )
-    {
-        wxFAIL_MSG("unexpectedly few months shown in the control");
-    }
-    else if ( nMonths == WXSIZEOF(states) )
+    if ( nMonths >= 2 && nMonths <= WXSIZEOF(states) )
     {
-        // the fully visible month is the one in the middle
+        // The current, fully visible month is always the second one.
         states[1] = m_marks | m_holidays;
 
         if ( !MonthCal_SetDayState(GetHwnd(), nMonths, states) )
@@ -454,7 +448,7 @@ bool wxCalendarCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                 // which expects GetDate() to return the new date
                 const wxDateTime dateOld = m_date;
                 const NMSELCHANGE * const sch = (NMSELCHANGE *)lParam;
-                m_date.SetFromMSWSysTime(sch->stSelStart);
+                m_date.SetFromMSWSysDate(sch->stSelStart);
 
                 // changing the year or the month results in a second dummy
                 // MCN_SELCHANGE event on this system which doesn't really
@@ -465,8 +459,8 @@ bool wxCalendarCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
                     {
                         // month changed, need to update the holidays if we use
                         // them
-                        if ( SetHolidayAttrs() )
-                            UpdateMarks();
+                        SetHolidayAttrs();
+                        UpdateMarks();
                     }
                 }
             }
@@ -475,9 +469,26 @@ bool wxCalendarCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
         case MCN_GETDAYSTATE:
             {
                 const NMDAYSTATE * const ds = (NMDAYSTATE *)lParam;
+
+                wxDateTime startDate;
+                startDate.SetFromMSWSysDate(ds->stStart);
+
+                // Ensure we have a valid date to work with.
+                wxDateTime currentDate = m_date.IsValid() ? m_date : startDate;
+
+                // Set to the start of month for comparison with startDate to
+                // work correctly.
+                currentDate.SetDay(1);
+
                 for ( int i = 0; i < ds->cDayState; i++ )
                 {
-                    ds->prgDayState[i] = m_marks | m_holidays;
+                    // set holiday/marks only for the "current" month
+                    if ( startDate == currentDate )
+                        ds->prgDayState[i] = m_marks | m_holidays;
+                    else
+                        ds->prgDayState[i] = 0;
+
+                    startDate += wxDateSpan::Month();
                 }
             }
             break;