src/msw/calctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/calctrl.cpp
   3 // Purpose:     wxCalendarCtrl implementation
   4 // Author:      Vadim Zeitlin
   5 // Created:     2008-04-04
   6 // RCS-ID:      $Id:$
   7 // Copyright:   (C) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #include "wx/wxprec.h"
  20
  21 #ifdef __BORLANDC__
  22     #pragma hdrstop
  23 #endif
  24
  25 #if wxUSE_CALENDARCTRL
  26
  27 #ifndef WX_PRECOMP
  28     #include "wx/msw/wrapwin.h"
  29     #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
  30 #endif
  31
  32 #include "wx/calctrl.h"
  33
  34 #include "wx/msw/private/datecontrols.h"
  35
  36 IMPLEMENT_DYNAMIC_CLASS(wxCalendarCtrl, wxControl)
  37
  38 // ============================================================================
  39 // implementation
  40 // ============================================================================
  41
  42 // ----------------------------------------------------------------------------
  43 // wxCalendarCtrl creation
  44 // ----------------------------------------------------------------------------
  45
  46 bool
  47 wxCalendarCtrl::Create(wxWindow *parent,
  48                        wxWindowID id,
  49                        const wxDateTime& dt,
  50                        const wxPoint& pos,
  51                        const wxSize& size,
  52                        long style,
  53                        const wxString& name)
  54 {
  55     if ( !wxMSWDateControls::CheckInitialization() )
  56         return false;
  57
  58     // initialize the base class
  59     if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) )
  60         return false;
  61
  62     // create the native control
  63     if ( !MSWCreateControl(MONTHCAL_CLASS, wxEmptyString, pos, size) )
  64         return false;
  65
  66     SetDate(dt.IsValid() ? dt : wxDateTime::Today());
  67
  68     return true;
  69 }
  70
  71 WXDWORD wxCalendarCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
  72 {
  73     WXDWORD styleMSW = wxCalendarCtrlBase::MSWGetStyle(style, exstyle);
  74
  75     // right now we don't support any native styles but we should add wx styles
  76     // corresponding to MCS_NOTODAY, MCS_NOTODAYCIRCLE and MCS_WEEKNUMBERS
  77     // probably (TODO)
  78
  79     // for compatibility with the other versions, just turn off today display
  80     // unconditionally for now
  81     styleMSW |= MCS_NOTODAY;
  82
  83     return styleMSW;
  84 }
  85
  86 // TODO: handle WM_WININICHANGE
  87
  88 // ----------------------------------------------------------------------------
  89 // wxCalendarCtrl geometry
  90 // ----------------------------------------------------------------------------
  91
  92 wxSize wxCalendarCtrl::DoGetBestSize() const
  93 {
  94     RECT rc;
  95     if ( !GetHwnd() || !MonthCal_GetMinReqRect(GetHwnd(), &rc) )
  96     {
  97         return wxCalendarCtrlBase::DoGetBestSize();
  98     }
  99
 100     const wxSize best = wxRectFromRECT(rc).GetSize() + GetWindowBorderSize();
 101     CacheBestSize(best);
 102     return best;
 103 }
 104
 105 // ----------------------------------------------------------------------------
 106 // wxCalendarCtrl operations
 107 // ----------------------------------------------------------------------------
 108
 109 bool wxCalendarCtrl::SetDate(const wxDateTime& dt)
 110 {
 111     wxCHECK_MSG( dt.IsValid(), false, "invalid date" );
 112
 113     SYSTEMTIME st;
 114     wxMSWDateControls::ToSystemTime(&st, dt);
 115     if ( !MonthCal_SetCurSel(GetHwnd(), &st) )
 116     {
 117         wxLogDebug(_T("DateTime_SetSystemtime() failed"));
 118
 119         return false;
 120     }
 121
 122     return true;
 123 }
 124
 125 wxDateTime wxCalendarCtrl::GetDate() const
 126 {
 127     SYSTEMTIME st;
 128     if ( !MonthCal_GetCurSel(GetHwnd(), &st) )
 129         return wxDefaultDateTime;
 130
 131     wxDateTime dt;
 132     wxMSWDateControls::FromSystemTime(&dt, st);
 133     return dt;
 134 }
 135
 136 bool wxCalendarCtrl::SetDateRange(const wxDateTime& dt1, const wxDateTime& dt2)
 137 {
 138     SYSTEMTIME st[2];
 139
 140     DWORD flags = 0;
 141     if ( dt1.IsValid() )
 142     {
 143         wxMSWDateControls::ToSystemTime(&st[0], dt1);
 144         flags |= GDTR_MIN;
 145     }
 146
 147     if ( dt2.IsValid() )
 148     {
 149         wxMSWDateControls::ToSystemTime(&st[1], dt2);
 150         flags |= GDTR_MAX;
 151     }
 152
 153     if ( !MonthCal_SetRange(GetHwnd(), flags, st) )
 154     {
 155         wxLogDebug(_T("MonthCal_SetRange() failed"));
 156     }
 157
 158     return flags != 0;
 159 }
 160
 161 bool wxCalendarCtrl::GetDateRange(wxDateTime *dt1, wxDateTime *dt2) const
 162 {
 163     SYSTEMTIME st[2];
 164
 165     DWORD flags = MonthCal_GetRange(GetHwnd(), st);
 166     if ( dt1 )
 167     {
 168         if ( flags & GDTR_MIN )
 169             wxMSWDateControls::FromSystemTime(dt1, st[0]);
 170         else
 171             *dt1 = wxDefaultDateTime;
 172     }
 173
 174     if ( dt2 )
 175     {
 176         if ( flags & GDTR_MAX )
 177             wxMSWDateControls::FromSystemTime(dt2, st[1]);
 178         else
 179             *dt2 = wxDefaultDateTime;
 180     }
 181
 182     return flags != 0;
 183 }
 184
 185 // ----------------------------------------------------------------------------
 186 // other wxCalendarCtrl operations
 187 // ----------------------------------------------------------------------------
 188
 189 bool wxCalendarCtrl::EnableMonthChange(bool enable)
 190 {
 191     wxFAIL_MSG( "not implemented" );
 192
 193     return false;
 194 }
 195
 196 void wxCalendarCtrl::Mark(size_t day, bool mark)
 197 {
 198     wxFAIL_MSG( "not implemented" );
 199 }
 200
 201 // ----------------------------------------------------------------------------
 202 // wxCalendarCtrl events
 203 // ----------------------------------------------------------------------------
 204
 205 bool wxCalendarCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 206 {
 207     NMHDR* hdr = (NMHDR *)lParam;
 208     switch ( hdr->code )
 209     {
 210         case MCN_SELECT:
 211             NMSELCHANGE *sch = (NMSELCHANGE *)hdr;
 212             GenerateEvent(wxEVT_CALENDAR_SEL_CHANGED);
 213             *result = 0;
 214             return true;
 215     }
 216
 217     return wxCalendarCtrlBase::MSWOnNotify(idCtrl, lParam, result);
 218 }
 219
 220 #endif // wxUSE_CALENDARCTRL