don't send text changed events from ctor as wxGTK doesn't do it and people apparently...

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

diff --git a/src/msw/calctrl.cpp b/src/msw/calctrl.cpp
index 6bc01d1d45593c360776e3126d0b1157489f3085..37bd62296f4cd327c1a38c68670583c76abea863 100644 (file)
--- a/src/msw/calctrl.cpp
+++ b/src/msw/calctrl.cpp
@@ -56,16 +56,52 @@ wxCalendarCtrl::Create(wxWindow *parent,
     if ( !wxMSWDateControls::CheckInitialization() )
         return false;
 
     if ( !wxMSWDateControls::CheckInitialization() )
         return false;
 

+    // we need the arrows for the navigation
+    style |= wxWANTS_CHARS;
+

     // initialize the base class
     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
         return false;
 
     // initialize the base class
     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
         return false;
 

-    // create the native control
-    if ( !MSWCreateControl(MONTHCAL_CLASS, wxEmptyString, pos, size) )
+    // create the native control: this is a bit tricky as we want to receive
+    // double click events but the MONTHCAL_CLASS doesn't use CS_DBLCLKS style
+    // and so we create our own copy of it which does
+    static ClassRegistrar s_clsMonthCal;
+    if ( !s_clsMonthCal.IsInitialized() )
+    {
+        // get a copy of standard class and modify it
+        WNDCLASS wc;
+        if ( ::GetClassInfo(NULL, MONTHCAL_CLASS, &wc) )
+        {
+            wc.lpszClassName = wxT("_wx_SysMonthCtl32");
+            wc.style |= CS_DBLCLKS;
+            s_clsMonthCal.Register(wc);
+        }
+        else
+        {
+            wxLogLastError(_T("GetClassInfoEx(SysMonthCal32)"));
+        }
+    }
+
+    const wxChar * const clsname = s_clsMonthCal.IsRegistered()
+        ? s_clsMonthCal.GetName().wx_str()
+        : MONTHCAL_CLASS;
+
+    if ( !MSWCreateControl(clsname, wxEmptyString, pos, size) )

         return false;
 
         return false;
 

+    // initialize the control 
+    UpdateFirstDayOfWeek();
+

     SetDate(dt.IsValid() ? dt : wxDateTime::Today());
 
     SetDate(dt.IsValid() ? dt : wxDateTime::Today());
 

+    UpdateMarks();
+
+    Connect(wxEVT_LEFT_DOWN,
+            wxMouseEventHandler(wxCalendarCtrl::MSWOnClick));
+    Connect(wxEVT_LEFT_DCLICK,
+            wxMouseEventHandler(wxCalendarCtrl::MSWOnDoubleClick));
+

     return true;
 }
 
     return true;
 }
 


@@ -81,15 +117,27 @@ WXDWORD wxCalendarCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
     // unconditionally for now
     styleMSW |= MCS_NOTODAY;
 
     // unconditionally for now
     styleMSW |= MCS_NOTODAY;
 

+    // we also need this style for Mark() to work
+    styleMSW |= MCS_DAYSTATE;
+

     return styleMSW;
 }
 
     return styleMSW;
 }
 

-// TODO: handle WM_WININICHANGE
+void wxCalendarCtrl::SetWindowStyleFlag(long style)
+{
+    const bool hadMondayFirst = HasFlag(wxCAL_MONDAY_FIRST);
+
+    wxCalendarCtrlBase::SetWindowStyleFlag(style);
+
+    if ( HasFlag(wxCAL_MONDAY_FIRST) != hadMondayFirst )
+        UpdateFirstDayOfWeek();
+}

 
 // ----------------------------------------------------------------------------
 // wxCalendarCtrl geometry
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // wxCalendarCtrl geometry
 // ----------------------------------------------------------------------------
 

+// TODO: handle WM_WININICHANGE

 wxSize wxCalendarCtrl::DoGetBestSize() const
 {
     RECT rc;
 wxSize wxCalendarCtrl::DoGetBestSize() const
 {
     RECT rc;


@@ -103,6 +151,52 @@ wxSize wxCalendarCtrl::DoGetBestSize() const
     return best;
 }
 
     return best;
 }
 

+wxCalendarHitTestResult
+wxCalendarCtrl::HitTest(const wxPoint& pos,
+                        wxDateTime *date,
+                        wxDateTime::WeekDay *wd)
+{
+    WinStruct<MCHITTESTINFO> hti;
+    hti.pt.x = pos.x;
+    hti.pt.y = pos.y;
+    switch ( MonthCal_HitTest(GetHwnd(), &hti) )
+    {
+        default:
+        case MCHT_CALENDARWEEKNUM:
+            wxFAIL_MSG( "unexpected" );
+            // fall through
+
+        case MCHT_NOWHERE:
+        case MCHT_CALENDARBK:
+        case MCHT_TITLEBK:
+        case MCHT_TITLEMONTH:
+        case MCHT_TITLEYEAR:
+            return wxCAL_HITTEST_NOWHERE;
+
+        case MCHT_CALENDARDATE:
+            if ( date )
+                wxMSWDateControls::FromSystemTime(date, hti.st);
+            return wxCAL_HITTEST_DAY;
+
+        case MCHT_CALENDARDAY:
+            if ( wd )
+            {
+                *wd = wx_static_cast(wxDateTime::WeekDay, hti.st.wDayOfWeek);
+            }
+            return wxCAL_HITTEST_HEADER;
+
+        case MCHT_TITLEBTNNEXT:
+            return wxCAL_HITTEST_INCMONTH;
+
+        case MCHT_TITLEBTNPREV:
+            return wxCAL_HITTEST_DECMONTH;
+
+        case MCHT_CALENDARDATENEXT:
+        case MCHT_CALENDARDATEPREV:
+            return wxCAL_HITTEST_SURROUNDING_WEEK;
+    }
+}
+

 // ----------------------------------------------------------------------------
 // wxCalendarCtrl operations
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxCalendarCtrl operations
 // ----------------------------------------------------------------------------


@@ -120,18 +214,29 @@ bool wxCalendarCtrl::SetDate(const wxDateTime& dt)
         return false;
     }
 
         return false;
     }
 

+    m_date = dt;
+

     return true;
 }
 
 wxDateTime wxCalendarCtrl::GetDate() const
 {
     return true;
 }
 
 wxDateTime wxCalendarCtrl::GetDate() const
 {

+#ifdef __WXDEBUG__

     SYSTEMTIME st;
     if ( !MonthCal_GetCurSel(GetHwnd(), &st) )
     SYSTEMTIME st;
     if ( !MonthCal_GetCurSel(GetHwnd(), &st) )

+    {
+        wxASSERT_MSG( !m_date.IsValid(), "mismatch between data and control" );
+

         return wxDefaultDateTime;
         return wxDefaultDateTime;

+    }

 
     wxDateTime dt;
     wxMSWDateControls::FromSystemTime(&dt, st);
 
     wxDateTime dt;
     wxMSWDateControls::FromSystemTime(&dt, st);

-    return dt;
+
+    wxASSERT_MSG( dt == m_date, "mismatch between data and control" );
+#endif // __WXDEBUG__
+
+    return m_date;

 }
 
 bool wxCalendarCtrl::SetDateRange(const wxDateTime& dt1, const wxDateTime& dt2)
 }
 
 bool wxCalendarCtrl::SetDateRange(const wxDateTime& dt1, const wxDateTime& dt2)


@@ -189,14 +294,56 @@ bool wxCalendarCtrl::GetDateRange(wxDateTime *dt1, wxDateTime *dt2) const
 
 bool wxCalendarCtrl::EnableMonthChange(bool enable)
 {
 
 bool wxCalendarCtrl::EnableMonthChange(bool enable)
 {

-    wxFAIL_MSG( "not implemented" );
+    if ( !wxCalendarCtrlBase::EnableMonthChange(enable) )
+        return false;

 
 

-    return false;
+    wxDateTime dtStart, dtEnd;
+    if ( !enable )
+    {
+        dtStart = GetDate();
+        dtStart.SetDay(1);
+
+        dtEnd = dtStart.GetLastMonthDay();
+    }
+    //else: leave them invalid to remove the restriction
+
+    SetDateRange(dtStart, dtEnd);
+
+    return true;

 }
 
 void wxCalendarCtrl::Mark(size_t day, bool mark)
 {
 }
 
 void wxCalendarCtrl::Mark(size_t day, bool mark)
 {

-    wxFAIL_MSG( "not implemented" );
+    wxCHECK_RET( day > 0 && day < 32, "invalid day" );
+
+    int mask = 1 << (day - 1);
+    if ( mark )
+        m_marks |= mask;
+    else
+        m_marks &= ~mask;
+
+    // calling Refresh() here is not enough to change the day appearance
+    UpdateMarks();
+}
+
+void wxCalendarCtrl::UpdateMarks()
+{
+    MONTHDAYSTATE states[3];
+    const int nMonths = MonthCal_GetMonthRange(GetHwnd(), GMR_DAYSTATE, NULL);
+    wxCHECK_RET( nMonths <= (int)WXSIZEOF(states), "unexpected months range" );
+
+    for ( int i = 0; i < nMonths; i++ )
+        states[i] = m_marks;
+
+    if ( !MonthCal_SetDayState(GetHwnd(), nMonths, states) )
+    {
+        wxLogLastError(_T("MonthCal_SetDayState"));
+    }
+}
+
+void wxCalendarCtrl::UpdateFirstDayOfWeek()
+{
+    MonthCal_SetFirstDayOfWeek(GetHwnd(), HasFlag(wxCAL_MONDAY_FIRST) ? 0 : 6);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -208,14 +355,60 @@ bool wxCalendarCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
     NMHDR* hdr = (NMHDR *)lParam;
     switch ( hdr->code )
     {
     NMHDR* hdr = (NMHDR *)lParam;
     switch ( hdr->code )
     {

-        case MCN_SELECT:
-            NMSELCHANGE *sch = (NMSELCHANGE *)hdr;
-            GenerateEvent(wxEVT_CALENDAR_SEL_CHANGED);
-            *result = 0;
-            return true;
+        case MCN_SELCHANGE:
+            {
+                // we need to update m_date first, before calling the user code
+                // which expects GetDate() to return the new date
+                const wxDateTime dateOld = m_date;
+                const NMSELCHANGE * const sch = (NMSELCHANGE *)lParam;
+                wxMSWDateControls::FromSystemTime(&m_date, sch->stSelStart);
+
+                // changing the year or the month results in a second dummy
+                // MCN_SELCHANGE event on this system which doesn't really
+                // change anything -- filter it out
+                if ( m_date != dateOld )
+                {
+                    GenerateAllChangeEvents(dateOld);
+                }
+            }
+            break;
+
+        case MCN_GETDAYSTATE:
+            {
+                const NMDAYSTATE * const ds = (NMDAYSTATE *)lParam;
+                for ( int i = 0; i < ds->cDayState; i++ )
+                {
+                    ds->prgDayState[i] = m_marks;
+                }
+            }
+            break;
+
+        default:
+            return wxCalendarCtrlBase::MSWOnNotify(idCtrl, lParam, result);
+    }
+
+    *result = 0;
+    return true;
+}
+
+void wxCalendarCtrl::MSWOnDoubleClick(wxMouseEvent& event)
+{
+    if ( HitTest(event.GetPosition()) == wxCAL_HITTEST_DAY )
+    {
+        if ( GenerateEvent(wxEVT_CALENDAR_DOUBLECLICKED) )
+            return; // skip event.Skip() below

     }
 
     }
 

-    return wxCalendarCtrlBase::MSWOnNotify(idCtrl, lParam, result);
+    event.Skip();
+}
+
+void wxCalendarCtrl::MSWOnClick(wxMouseEvent& event)
+{
+    // for some reason, the control doesn't get focus on its own when the user
+    // clicks in it
+    SetFocus();
+
+    event.Skip();

 }
 
 #endif // wxUSE_CALENDARCTRL
 }
 
 #endif // wxUSE_CALENDARCTRL