common event code

[wxWidgets.git] / include / wx / calctrl.h

diff --git a/include/wx/calctrl.h b/include/wx/calctrl.h
index 4c51a9419fe1ce3fa2d8798eef5cb6e4b248531c..64cea8b8887d729fc461b101043ae0b691ab9d64 100644 (file)
--- a/include/wx/calctrl.h
+++ b/include/wx/calctrl.h
@@ -48,7 +48,10 @@ enum
     wxCAL_SEQUENTIAL_MONTH_SELECTION = 0x0010,
 
     // show the neighbouring weeks in the previous and next month
-    wxCAL_SHOW_SURROUNDING_WEEKS     = 0x0020
+    wxCAL_SHOW_SURROUNDING_WEEKS     = 0x0020,
+
+    // show week numbers on the left side of the calendar.
+    wxCAL_SHOW_WEEK_NUMBERS          = 0x0040
 };
 
 // ----------------------------------------------------------------------------
@@ -157,17 +160,19 @@ public:
     wxCalendarEvent() : m_wday(wxDateTime::Inv_WeekDay)  { }
     wxCalendarEvent(wxWindow *win, const wxDateTime& dt, wxEventType type)
         : wxDateEvent(win, dt, type),
-          m_wday(wxDateTime::Inv_WeekDay)
-    {
-    }
+          m_wday(wxDateTime::Inv_WeekDay) { }
+    wxCalendarEvent(const wxCalendarEvent& event)
+        : wxDateEvent(event), m_wday(event.m_wday) { }
 
     void SetWeekDay(const wxDateTime::WeekDay wd) { m_wday = wd; }
     wxDateTime::WeekDay GetWeekDay() const { return m_wday; }
 
+    virtual wxEvent *Clone() const { return new wxCalendarEvent(*this); }
+
 private:
     wxDateTime::WeekDay m_wday;
 
-    DECLARE_DYNAMIC_CLASS_NO_COPY(wxCalendarEvent)
+    DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCalendarEvent)
 };
 
 // ----------------------------------------------------------------------------
@@ -230,7 +235,7 @@ public:
     //
     // NB: we provide implementation for this pure virtual function, derived
     //     classes should call it
-    virtual bool EnableMonthChange(bool enable) = 0;
+    virtual bool EnableMonthChange(bool enable = true) = 0;
 
 
     // an item without custom attributes is drawn with the default colours and
@@ -256,12 +261,13 @@ public:
 
     // holidays support
     //
-    // currently all functions in this section are implemented in the generic
-    // version of the control only and are simply ignored by native ones
+    // currently only the generic version implements all functions in this
+    // section; wxMSW implements simple support for holidays (they can be
+    // just enabled or disabled) and wxGTK doesn't support them at all
 
     // equivalent to changing wxCAL_SHOW_HOLIDAYS flag but should be called
     // instead of just changing it
-    virtual void EnableHolidayDisplay(bool WXUNUSED(display) = true) { }
+    virtual void EnableHolidayDisplay(bool display = true);
 
     // set/get the colours to use for holidays (if they're enabled)
     virtual void SetHolidayColours(const wxColour& WXUNUSED(colFg),
@@ -297,18 +303,35 @@ public:
 
     // implementation only from now on
 
-protected:
     // generate the given calendar event, return true if it was processed
+    //
+    // NB: this is public because it's used from GTK+ callbacks
     bool GenerateEvent(wxEventType type)
     {
         wxCalendarEvent event(this, GetDate(), type);
         return HandleWindowEvent(event);
     }
 
+protected:
     // generate all the events for the selection change from dateOld to current
     // date: SEL_CHANGED, PAGE_CHANGED if necessary and also one of (deprecated)
     // YEAR/MONTH/DAY_CHANGED ones
-    void GenerateAllChangeEvents(const wxDateTime& dateOld);
+    //
+    // returns true if page changed event was generated, false if the new date
+    // is still in the same month as before
+    bool GenerateAllChangeEvents(const wxDateTime& dateOld);
+
+    // call SetHoliday() for all holidays in the current month
+    //
+    // should be called on month change, does nothing if wxCAL_SHOW_HOLIDAYS is
+    // not set and returns false in this case, true if we do show them
+    bool SetHolidayAttrs();
+
+    // called by SetHolidayAttrs() to forget the previously set holidays
+    virtual void ResetHolidayAttrs() { }
+
+    // called by EnableHolidayDisplay()
+    virtual void RefreshHolidays() { }
 };
 
 // ----------------------------------------------------------------------------
@@ -337,20 +360,20 @@ protected:
 // calendar event types and macros for handling them
 // ----------------------------------------------------------------------------
 
-extern WXDLLIMPEXP_ADV const wxEventType wxEVT_CALENDAR_SEL_CHANGED;
-extern WXDLLIMPEXP_ADV const wxEventType wxEVT_CALENDAR_PAGE_CHANGED;
-extern WXDLLIMPEXP_ADV const wxEventType wxEVT_CALENDAR_DOUBLECLICKED;
-extern WXDLLIMPEXP_ADV const wxEventType wxEVT_CALENDAR_WEEKDAY_CLICKED;
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_CALENDAR_SEL_CHANGED, wxCalendarEvent )
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_CALENDAR_PAGE_CHANGED, wxCalendarEvent )
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_CALENDAR_DOUBLECLICKED, wxCalendarEvent )
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_CALENDAR_WEEKDAY_CLICKED, wxCalendarEvent )
 
 // deprecated events
-extern WXDLLIMPEXP_ADV const wxEventType wxEVT_CALENDAR_DAY_CHANGED;
-extern WXDLLIMPEXP_ADV const wxEventType wxEVT_CALENDAR_MONTH_CHANGED;
-extern WXDLLIMPEXP_ADV const wxEventType wxEVT_CALENDAR_YEAR_CHANGED;
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_CALENDAR_DAY_CHANGED, wxCalendarEvent )
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_CALENDAR_MONTH_CHANGED, wxCalendarEvent )
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_CALENDAR_YEAR_CHANGED, wxCalendarEvent )
 
 typedef void (wxEvtHandler::*wxCalendarEventFunction)(wxCalendarEvent&);
 
 #define wxCalendarEventHandler(func) \
-    (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxCalendarEventFunction, &func)
+    wxEVENT_HANDLER_CAST(wxCalendarEventFunction, func)
 
 #define wx__DECLARE_CALEVT(evt, id, fn) \
     wx__DECLARE_EVT1(wxEVT_CALENDAR_ ## evt, id, wxCalendarEventHandler(fn))