X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bf956fac0e89eab569c41a9f121e728958767de7..c39058f631b3a53682f00807a60bfff6c5aa2b7c:/include/wx/calctrl.h

diff --git a/include/wx/calctrl.h b/include/wx/calctrl.h
index 0be77175d4..e94354010e 100644
--- 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
 };
 
 // ----------------------------------------------------------------------------
@@ -185,6 +188,32 @@ public:
     virtual bool SetDate(const wxDateTime& date) = 0;
 
 
+    // restricting the dates shown by the control to the specified range: only
+    // implemented in the generic and MSW versions for now
+
+    // if either date is set, the corresponding limit will be enforced and true
+    // returned; if none are set, the existing restrictions are removed and
+    // false is returned
+    virtual bool
+    SetDateRange(const wxDateTime& WXUNUSED(lowerdate) = wxDefaultDateTime,
+                 const wxDateTime& WXUNUSED(upperdate) = wxDefaultDateTime)
+    {
+        return false;
+    }
+
+    // retrieves the limits currently in use (wxDefaultDateTime if none) in the
+    // provided pointers (which may be NULL) and returns true if there are any
+    // limits or false if none
+    virtual bool
+    GetDateRange(wxDateTime *lowerdate, wxDateTime *upperdate) const
+    {
+        if ( lowerdate )
+            *lowerdate = wxDefaultDateTime;
+        if ( upperdate )
+            *upperdate = wxDefaultDateTime;
+        return false;
+    }
+
     // returns one of wxCAL_HITTEST_XXX constants and fills either date or wd
     // with the corresponding value (none for NOWHERE, the date for DAY and wd
     // for HEADER)
@@ -204,7 +233,7 @@ 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
@@ -230,12 +259,13 @@ 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),
@@ -271,12 +301,35 @@ public:
 
     // implementation only from now on
 
-    // generate the given calendar event(s)
-    void GenerateEvent(wxEventType type)
+    // 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);
-        HandleWindowEvent(event);
+        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
+    //
+    // 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() { }
 };
 
 // ----------------------------------------------------------------------------
@@ -285,16 +338,22 @@ public:
 
 #define wxCalendarNameStr "CalendarCtrl"
 
-#if defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
-    #define wxHAS_NATIVE_CALENDARCTRL
-    #include "wx/gtk/calctrl.h"
-    #define wxCalendarCtrl wxGtkCalendarCtrl
-#else
+#ifndef __WXUNIVERSAL__
+    #if defined(__WXGTK20__)
+        #define wxHAS_NATIVE_CALENDARCTRL
+        #include "wx/gtk/calctrl.h"
+        #define wxCalendarCtrl wxGtkCalendarCtrl
+    #elif defined(__WXMSW__)
+        #define wxHAS_NATIVE_CALENDARCTRL
+        #include "wx/msw/calctrl.h"
+    #endif
+#endif // !__WXUNIVERSAL__
+
+#ifndef wxHAS_NATIVE_CALENDARCTRL
     #include "wx/generic/calctrlg.h"
     #define wxCalendarCtrl wxGenericCalendarCtrl
 #endif
 
-
 // ----------------------------------------------------------------------------
 // calendar event types and macros for handling them
 // ----------------------------------------------------------------------------