X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0bdd807424210ce9b4c14bae5dcd2943fcb1b13a..d8812c6e0e780fb2dae99bc352c5061f58793e14:/src/msw/datectrl.cpp

diff --git a/src/msw/datectrl.cpp b/src/msw/datectrl.cpp
index d6a4315352..1009211b4d 100644
--- a/src/msw/datectrl.cpp
+++ b/src/msw/datectrl.cpp
@@ -31,13 +31,14 @@
     #include "wx/app.h"
     #include "wx/intl.h"
     #include "wx/dcclient.h"
+    #include "wx/settings.h"
     #include "wx/msw/private.h"
 #endif
 
 #include "wx/datectrl.h"
-#include "wx/dynlib.h"
 
-#define _WX_DEFINE_DATE_EVENTS_
+#include "wx/msw/private/datecontrols.h"
+
 #include "wx/dateevt.h"
 
 // apparently some versions of mingw define these macros erroneously
@@ -55,33 +56,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxDatePickerCtrl, wxControl)
 // implementation
 // ============================================================================
 
-// ----------------------------------------------------------------------------
-// helpers for wxDateTime <-> SYSTEMTIME conversion
-// ----------------------------------------------------------------------------
-
-static inline void wxFromSystemTime(wxDateTime *dt, const SYSTEMTIME& st)
-{
-    dt->Set(st.wDay,
-            wx_static_cast(wxDateTime::Month, wxDateTime::Jan + st.wMonth - 1),
-            st.wYear,
-            0, 0, 0);
-}
-
-static inline void wxToSystemTime(SYSTEMTIME *st, const wxDateTime& dt)
-{
-    const wxDateTime::Tm tm(dt.GetTm());
-
-    st->wYear = (WXWORD)tm.year;
-    st->wMonth = (WXWORD)(tm.mon - wxDateTime::Jan + 1);
-    st->wDay = tm.mday;
-
-    st->wDayOfWeek =
-    st->wHour =
-    st->wMinute =
-    st->wSecond =
-    st->wMilliseconds = 0;
-}
-
 // ----------------------------------------------------------------------------
 // wxDatePickerCtrl creation
 // ----------------------------------------------------------------------------
@@ -96,51 +70,8 @@ wxDatePickerCtrl::Create(wxWindow *parent,
                          const wxValidator& validator,
                          const wxString& name)
 {
-    // although we already call InitCommonControls() in app.cpp which is
-    // supposed to initialize all common controls, in comctl32.dll 4.72 (and
-    // presumably earlier versions 4.70 and 4.71, date time picker not being
-    // supported in < 4.70 anyhow) it does not do it and we have to initialize
-    // it explicitly
-    static bool s_initDone = false; // MT-ok: used from GUI thread only
-    if ( !s_initDone )
-    {
-#ifndef __WXWINCE__
-        if ( wxApp::GetComCtl32Version() < 470 )
-        {
-            wxLogError(_("This system doesn't support date picker control, please upgrade your version of comctl32.dll"));
-
-            return false;
-        }
-#endif
-
-#if wxUSE_DYNLIB_CLASS
-        INITCOMMONCONTROLSEX icex;
-        icex.dwSize = sizeof(icex);
-        icex.dwICC = ICC_DATE_CLASSES;
-
-        wxDynamicLibrary dllComCtl32(
-#ifdef __WXWINCE__
-            _T("commctrl.dll")
-#else
-            _T("comctl32.dll")
-#endif
-            , wxDL_VERBATIM);
-
-        if ( dllComCtl32.IsLoaded() )
-        {
-            typedef BOOL (WINAPI *ICCEx_t)(INITCOMMONCONTROLSEX *);
-            wxDYNLIB_FUNCTION( ICCEx_t, InitCommonControlsEx, dllComCtl32 );
-
-            if ( pfnInitCommonControlsEx )
-            {
-                (*pfnInitCommonControlsEx)(&icex);
-            }
-
-            s_initDone = true;
-        }
-#endif
-    }
-
+    if ( !wxMSWDateControls::CheckInitialization() )
+        return false;
 
     // use wxDP_SPIN if wxDP_DEFAULT (0) was given as style
     if ( !(style & wxDP_DROPDOWN) )
@@ -193,8 +124,7 @@ WXDWORD wxDatePickerCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
 
 wxSize wxDatePickerCtrl::DoGetBestSize() const
 {
-    wxClientDC dc(wx_const_cast(wxDatePickerCtrl *, this));
-    dc.SetFont(GetFont());
+    wxClientDC dc(const_cast<wxDatePickerCtrl *>(this));
 
     // we can't use FormatDate() here as the CRT doesn't always use the same
     // format as the date picker control
@@ -226,13 +156,23 @@ wxSize wxDatePickerCtrl::DoGetBestSize() const
         }
     }
 
-    // the control adds a lot of extra space around separators
-    s.Replace(_T(","), _T("    ,    "));
+    // the best size for the control is bigger than just the string
+    // representation of todays date because the control must accommodate any
+    // date and while the widths of all digits are usually about the same, the
+    // width of the month string varies a lot, so try to account for it
+    s += _T("WW");
 
     int x, y;
     dc.GetTextExtent(s, &x, &y);
 
-    wxSize best(x + 40 /* margin + arrows */, EDIT_HEIGHT_FROM_CHAR_HEIGHT(y));
+    // account for the drop-down arrow or spin arrows
+    x += wxSystemSettings::GetMetric(wxSYS_HSCROLL_ARROW_X);
+
+    // and for the checkbox if we have it
+    if ( HasFlag(wxDP_ALLOWNONE) )
+        x += 3*GetCharWidth();
+
+    wxSize best(x, EDIT_HEIGHT_FROM_CHAR_HEIGHT(y));
     CacheBestSize(best);
     return best;
 }
@@ -248,7 +188,7 @@ void wxDatePickerCtrl::SetValue(const wxDateTime& dt)
 
     SYSTEMTIME st;
     if ( dt.IsValid() )
-        wxToSystemTime(&st, dt);
+        dt.GetAsMSWSysTime(&st);
     if ( !DateTime_SetSystemtime(GetHwnd(),
                                  dt.IsValid() ? GDT_VALID : GDT_NONE,
                                  &st) )
@@ -270,7 +210,7 @@ wxDateTime wxDatePickerCtrl::GetValue() const
     SYSTEMTIME st;
     if ( DateTime_GetSystemtime(GetHwnd(), &st) == GDT_VALID )
     {
-        wxFromSystemTime(&dt, st);
+        dt.SetFromMSWSysTime(st);
     }
 
     wxASSERT_MSG( m_date.IsValid() == dt.IsValid() &&
@@ -288,13 +228,13 @@ void wxDatePickerCtrl::SetRange(const wxDateTime& dt1, const wxDateTime& dt2)
     DWORD flags = 0;
     if ( dt1.IsValid() )
     {
-        wxToSystemTime(&st[0], dt1);
+        dt1.GetAsMSWSysTime(st + 0);
         flags |= GDTR_MIN;
     }
 
     if ( dt2.IsValid() )
     {
-        wxToSystemTime(&st[1], dt2);
+        dt2.GetAsMSWSysTime(st + 1);
         flags |= GDTR_MAX;
     }
 
@@ -312,7 +252,7 @@ bool wxDatePickerCtrl::GetRange(wxDateTime *dt1, wxDateTime *dt2) const
     if ( dt1 )
     {
         if ( flags & GDTR_MIN )
-            wxFromSystemTime(dt1, st[0]);
+            dt1->SetFromMSWSysTime(st[0]);
         else
             *dt1 = wxDefaultDateTime;
     }
@@ -320,7 +260,7 @@ bool wxDatePickerCtrl::GetRange(wxDateTime *dt1, wxDateTime *dt2) const
     if ( dt2 )
     {
         if ( flags & GDTR_MAX )
-            wxFromSystemTime(dt2, st[1]);
+            dt2->SetFromMSWSysTime(st[1]);
         else
             *dt2 = wxDefaultDateTime;
     }
@@ -343,7 +283,7 @@ wxDatePickerCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
             NMDATETIMECHANGE *dtch = (NMDATETIMECHANGE *)hdr;
             wxDateTime dt;
             if ( dtch->dwFlags == GDT_VALID )
-                wxFromSystemTime(&dt, dtch->st);
+                dt.SetFromMSWSysTime(dtch->st);
 
             // filter out duplicate DTN_DATETIMECHANGE events which the native
             // control sends us when using wxDP_DROPDOWN style
@@ -352,7 +292,7 @@ wxDatePickerCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
             {
                 m_date = dt;
                 wxDateEvent event(this, dt, wxEVT_DATE_CHANGED);
-                if ( GetEventHandler()->ProcessEvent(event) )
+                if ( HandleWindowEvent(event) )
                 {
                     *result = 0;
                     return true;