new file added

[wxWidgets.git] / src / generic / datectlg.cpp

diff --git a/src/generic/datectlg.cpp b/src/generic/datectlg.cpp
index fb04195e96ccfd07d3f333358f69c361fcf4851b..56a79df9d23d98911d16f5ac28e42afa4fa7108a 100644 (file)
--- a/src/generic/datectlg.cpp
+++ b/src/generic/datectlg.cpp
@@ -28,15 +28,18 @@
 #ifndef WX_PRECOMP
     #include "wx/dialog.h"
     #include "wx/dcmemory.h"
+    #include "wx/intl.h"
     #include "wx/panel.h"
     #include "wx/textctrl.h"
     #include "wx/valtext.h"
 #endif
 
+#include "wx/calctrl.h"
+#include "wx/combo.h"
+
 #include "wx/datectrl.h"
 #include "wx/generic/datectrl.h"
 
-
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
@@ -72,11 +75,11 @@ public:
     {
         if ( !wxCalendarCtrl::Create(parent, wxID_ANY, wxDefaultDateTime,
                               wxPoint(0, 0), wxDefaultSize,
-                              wxCAL_SEQUENTIAL_MONTH_SELECTION 
+                              wxCAL_SEQUENTIAL_MONTH_SELECTION
                               | wxCAL_SHOW_HOLIDAYS | wxBORDER_SUNKEN) )
             return false;
 
-        SetFormat("%x");
+        SetFormat(GetLocaleDateFormat());
 
         m_useSize  = wxCalendarCtrl::GetBestSize();
 
@@ -110,19 +113,24 @@ public:
         else // invalid date
         {
             wxASSERT_MSG( HasDPFlag(wxDP_ALLOWNONE),
-                            _T("this control must have a valid date") );
+                            wxT("this control must have a valid date") );
 
             m_combo->SetText(wxEmptyString);
         }
     }
 
+    bool IsTextEmpty() const
+    {
+        return m_combo->GetTextCtrl()->IsEmpty();
+    }
+
     bool ParseDateTime(const wxString& s, wxDateTime* pDt)
     {
         wxASSERT(pDt);
 
         if ( !s.empty() )
         {
-            pDt->ParseFormat(s.c_str(), m_format);
+            pDt->ParseFormat(s, m_format);
             if ( !pDt->IsValid() )
                 return false;
         }
@@ -182,7 +190,7 @@ private:
 
         if ( !dt.IsValid() && HasDPFlag(wxDP_ALLOWNONE) )
             return;
-        
+
         // notify that we had to change the date after validation
         if ( (dt.IsValid() && (!dtOld.IsValid() || dt != dtOld)) ||
                 (!dt.IsValid() && dtOld.IsValid()) )
@@ -192,54 +200,34 @@ private:
         }
     }
 
-    bool HasDPFlag(int flag)
+    bool HasDPFlag(int flag) const
     {
         return m_combo->GetParent()->HasFlag(flag);
     }
 
-    bool SetFormat(const wxString& fmt)
+    // Return the format to be used for the dates shown by the control. This
+    // functions honours wxDP_SHOWCENTURY flag.
+    wxString GetLocaleDateFormat() const
     {
-        m_format.clear();
-
-        wxDateTime dt;
-        dt.ParseFormat(wxT("2003-10-13"), wxT("%Y-%m-%d"));
-        wxString str(dt.Format(fmt));
+#if wxUSE_INTL
+        wxString fmt = wxLocale::GetInfo(wxLOCALE_SHORT_DATE_FMT);
+        if ( HasDPFlag(wxDP_SHOWCENTURY) )
+            fmt.Replace("%y", "%Y");
+
+        return fmt;
+#else // !wxUSE_INTL
+        return wxT("x");
+#endif // wxUSE_INTL/!wxUSE_INTL
+    }
 
-        const wxChar *p = str.c_str();
-        while ( *p )
-        {
-            int n=wxAtoi(p);
-            if (n == dt.GetDay())
-            {
-                m_format.Append(wxT("%d"));
-                p += 2;
-            }
-            else if (n == (int)dt.GetMonth()+1)
-            {
-                m_format.Append(wxT("%m"));
-                p += 2;
-            }
-            else if (n == dt.GetYear())
-            {
-                m_format.Append(wxT("%Y"));
-                p += 4;
-            }
-            else if (n == (dt.GetYear() % 100))
-            {
-                if ( HasDPFlag(wxDP_SHOWCENTURY) )
-                    m_format.Append(wxT("%Y"));
-                else
-                    m_format.Append(wxT("%y"));
-                p += 2;
-            }
-            else
-                m_format.Append(*p++);
-        }
+    bool SetFormat(const wxString& fmt)
+    {
+        m_format = fmt;
 
         if ( m_combo )
         {
             wxArrayString allowedChars;
-            for ( wxChar c = _T('0'); c <= _T('9'); c++ )
+            for ( wxChar c = wxT('0'); c <= wxT('9'); c++ )
                 allowedChars.Add(wxString(c, 1));
 
             const wxChar *p2 = m_format.c_str();
@@ -332,7 +320,7 @@ bool wxDatePickerCtrlGeneric::Create(wxWindow *parent,
                                      const wxString& name)
 {
     wxASSERT_MSG( !(style & wxDP_SPIN),
-                  _T("wxDP_SPIN style not supported, use wxDP_DEFAULT") );
+                  wxT("wxDP_SPIN style not supported, use wxDP_DEFAULT") );
 
     if ( !wxControl::Create(parent, id, pos, size,
                             style | wxCLIP_CHILDREN | wxWANTS_CHARS | wxBORDER_NONE,
@@ -391,7 +379,27 @@ bool wxDatePickerCtrlGeneric::Destroy()
 
 wxSize wxDatePickerCtrlGeneric::DoGetBestSize() const
 {
-    return m_combo->GetBestSize();
+    // A better solution would be to use a custom text control that would have
+    // the best size determined by the current date format and let m_combo take
+    // care of the best size computation, but this isn't easily possible with
+    // wxComboCtrl currently, so we compute our own best size here instead even
+    // if this means adding some extra margins to account for text control
+    // borders, space between it and the button and so on.
+    wxSize size = m_combo->GetButtonSize();
+
+    wxTextCtrl* const text = m_combo->GetTextCtrl();
+    size.x += text->GetTextExtent(text->GetValue()).x;
+    size.x += 2*text->GetCharWidth(); // This is the margin mentioned above.
+
+    return size;
+}
+
+wxWindowList wxDatePickerCtrlGeneric::GetCompositeWindowParts() const
+{
+    wxWindowList parts;
+    parts.push_back(m_combo);
+    parts.push_back(m_popup);
+    return parts;
 }
 
 // ----------------------------------------------------------------------------
@@ -408,6 +416,8 @@ wxDatePickerCtrlGeneric::SetDateRange(const wxDateTime& lowerdate,
 
 wxDateTime wxDatePickerCtrlGeneric::GetValue() const
 {
+    if ( HasFlag(wxDP_ALLOWNONE) && m_popup->IsTextEmpty() )
+        return wxInvalidDateTime;
     return m_popup->GetDate();
 }
 
@@ -458,7 +468,7 @@ void wxDatePickerCtrlGeneric::OnText(wxCommandEvent &ev)
     // We'll create an additional event if the date is valid.
     // If the date isn't valid, the user's probably in the middle of typing
     wxDateTime dt;
-    if ( !m_popup->ParseDateTime(m_combo->GetValue(), &dt) )
+    if ( !m_popup || !m_popup->ParseDateTime(m_combo->GetValue(), &dt) )
         return;
 
     m_popup->SendDateEvent(dt);