src/osx/cocoa/datetimectrl.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/osx/cocoa/datetimectrl.mm
   3 // Purpose:     Implementation of wxDateTimePickerCtrl for Cocoa.
   4 // Author:      Vadim Zeitlin
   5 // Created:     2011-12-18
   6 // Version:     $Id$
   7 // Copyright:   (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 // For compilers that support precompilation, includes "wx.h".
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_DATEPICKCTRL
  27
  28 #include "wx/datetimectrl.h"
  29 #include "wx/datectrl.h"
  30
  31 #include "wx/osx/core/private/datetimectrl.h"
  32 #include "wx/osx/cocoa/private/date.h"
  33
  34 using namespace wxOSXImpl;
  35
  36 // ============================================================================
  37 // implementation
  38 // ============================================================================
  39
  40 // ----------------------------------------------------------------------------
  41 // Cocoa wrappers
  42 // ----------------------------------------------------------------------------
  43
  44 @interface wxNSDatePicker : NSDatePicker
  45 {
  46 }
  47
  48 @end
  49
  50 @implementation wxNSDatePicker
  51
  52 + (void)initialize
  53 {
  54     static BOOL initialized = NO;
  55     if (!initialized)
  56     {
  57         initialized = YES;
  58         wxOSXCocoaClassAddWXMethods( self );
  59     }
  60 }
  61
  62 @end
  63
  64 // ----------------------------------------------------------------------------
  65 // Peer-specific subclass
  66 // ----------------------------------------------------------------------------
  67
  68 namespace
  69 {
  70
  71 class wxDateTimeWidgetCocoaImpl : public wxDateTimeWidgetImpl
  72 {
  73 public:
  74     wxDateTimeWidgetCocoaImpl(wxDateTimePickerCtrl* peer, wxNSDatePicker* w)
  75         : wxDateTimeWidgetImpl(peer, w)
  76     {
  77     }
  78
  79     virtual void SetDateTime(const wxDateTime& dt)
  80     {
  81         [View() setDateValue: NSDateFromWX(dt)];
  82     }
  83
  84     virtual wxDateTime GetDateTime() const
  85     {
  86         return NSDateToWX([View() dateValue]);
  87     }
  88
  89     virtual void SetDateRange(const wxDateTime& dt1, const wxDateTime& dt2)
  90     {
  91         // Note that passing nil is ok here so we don't need to test for the
  92         // dates validity.
  93         [View() setMinDate: NSDateFromWX(dt1)];
  94         [View() setMaxDate: NSDateFromWX(dt2)];
  95     }
  96
  97     virtual bool GetDateRange(wxDateTime* dt1, wxDateTime* dt2)
  98     {
  99         bool hasLimits = false;
 100         if ( dt1 )
 101         {
 102             *dt1 = NSDateToWX([View() minDate]);
 103             hasLimits = true;
 104         }
 105
 106         if ( dt2 )
 107         {
 108             *dt2 = NSDateToWX([View() maxDate]);
 109             hasLimits = true;
 110         }
 111
 112         return hasLimits;
 113     }
 114
 115     virtual void controlAction(WXWidget WXUNUSED(slf),
 116                                void* WXUNUSED(cmd),
 117                                void* WXUNUSED(sender))
 118     {
 119         wxWindow* const wxpeer = GetWXPeer();
 120         if ( wxpeer )
 121         {
 122             static_cast<wxDateTimePickerCtrl*>(wxpeer)->
 123                 OSXGenerateEvent(GetDateTime());
 124         }
 125     }
 126
 127 private:
 128     wxNSDatePicker* View() const
 129     {
 130         return static_cast<wxNSDatePicker *>(m_osxView);
 131     }
 132 };
 133
 134 } // anonymous namespace
 135
 136 // ----------------------------------------------------------------------------
 137 // CreateDateTimePicker() implementation
 138 // ----------------------------------------------------------------------------
 139
 140 /* static */
 141 wxDateTimeWidgetImpl*
 142 wxDateTimeWidgetImpl::CreateDateTimePicker(wxDateTimePickerCtrl* wxpeer,
 143                                            const wxDateTime& dt,
 144                                            const wxPoint& pos,
 145                                            const wxSize& size,
 146                                            long style,
 147                                            wxDateTimeWidgetKind kind)
 148 {
 149     NSRect r = wxOSXGetFrameForControl(wxpeer, pos, size);
 150     wxNSDatePicker* v = [[wxNSDatePicker alloc] initWithFrame:r];
 151
 152     NSDatePickerElementFlags elements = 0;
 153     switch ( kind )
 154     {
 155         case wxDateTimeWidget_YearMonthDay:
 156             elements = NSYearMonthDayDatePickerElementFlag;
 157             break;
 158
 159         case wxDateTimeWidget_HourMinuteSecond:
 160             elements = NSHourMinuteSecondDatePickerElementFlag;
 161             break;
 162     }
 163
 164     wxASSERT_MSG( elements, "Unknown date time widget kind" );
 165     [v setDatePickerElements: elements];
 166
 167     [v setDatePickerStyle: NSTextFieldAndStepperDatePickerStyle];
 168
 169     if ( dt.IsValid() )
 170     {
 171         [v setDateValue: NSDateFromWX(dt)];
 172     }
 173
 174     wxDateTimeWidgetImpl* c = new wxDateTimeWidgetCocoaImpl(wxpeer, v);
 175     c->SetFlipped(false);
 176     return c;
 177 }
 178
 179 #endif // wxUSE_DATEPICKCTRL