Fix broken and missing DataView interface items for Phoenix

[wxWidgets.git] / src / msw / textctrl.cpp

diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp
index 5b2730bc62f4a63c53a614c5870883c2881b9772..66473a3e26fcaa872d4ded89285a0d1b40e1ee8e 100644 (file)
--- a/src/msw/textctrl.cpp
+++ b/src/msw/textctrl.cpp
@@ -30,6 +30,7 @@
     #include "wx/textctrl.h"
     #include "wx/settings.h"
     #include "wx/brush.h"
     #include "wx/textctrl.h"
     #include "wx/settings.h"
     #include "wx/brush.h"

+    #include "wx/dcclient.h"

     #include "wx/utils.h"
     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/utils.h"
     #include "wx/intl.h"
     #include "wx/log.h"


@@ -63,10 +64,6 @@
 
 #if wxUSE_RICHEDIT
 
 
 #if wxUSE_RICHEDIT
 

-#if wxUSE_INKEDIT
-#include "wx/dynlib.h"
-#endif
-

 // old mingw32 has richedit stuff directly in windows.h and doesn't have
 // richedit.h at all
 #if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__)
 // old mingw32 has richedit stuff directly in windows.h and doesn't have
 // richedit.h at all
 #if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__)


@@ -82,7 +79,7 @@
 // dummy value used for m_dropTarget, different from any valid pointer value
 // (which are all even under Windows) and NULL
 static wxDropTarget *
 // dummy value used for m_dropTarget, different from any valid pointer value
 // (which are all even under Windows) and NULL
 static wxDropTarget *

-    wxRICHTEXT_DEFAULT_DROPTARGET = wx_reinterpret_cast(wxDropTarget *, 1);
+    wxRICHTEXT_DEFAULT_DROPTARGET = reinterpret_cast<wxDropTarget *>(1);

 
 #endif // wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
 
 
 #endif // wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT
 


@@ -147,7 +144,7 @@ public:
         : m_count(count)
     {
         wxASSERT_MSG( m_count == -1 || m_count == -2,
         : m_count(count)
     {
         wxASSERT_MSG( m_count == -1 || m_count == -2,

-                      _T("wrong initial m_updatesCount value") );
+                      wxT("wrong initial m_updatesCount value") );

 
         if (m_count != -2)
             m_count = 0;
 
         if (m_count != -2)
             m_count = 0;


@@ -169,83 +166,13 @@ public:
 private:
     int& m_count;
 
 private:
     int& m_count;
 

-    DECLARE_NO_COPY_CLASS(UpdatesCountFilter)
+    wxDECLARE_NO_COPY_CLASS(UpdatesCountFilter);

 };
 
 // ----------------------------------------------------------------------------
 // event tables and other macros
 // ----------------------------------------------------------------------------
 
 };
 
 // ----------------------------------------------------------------------------
 // event tables and other macros
 // ----------------------------------------------------------------------------
 

-#if wxUSE_EXTENDED_RTTI
-WX_DEFINE_FLAGS( wxTextCtrlStyle )
-
-wxBEGIN_FLAGS( wxTextCtrlStyle )
-    // new style border flags, we put them first to
-    // use them for streaming out
-    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
-    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
-    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
-    wxFLAGS_MEMBER(wxBORDER_RAISED)
-    wxFLAGS_MEMBER(wxBORDER_STATIC)
-    wxFLAGS_MEMBER(wxBORDER_NONE)
-
-    // old style border flags
-    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
-    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
-    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
-    wxFLAGS_MEMBER(wxRAISED_BORDER)
-    wxFLAGS_MEMBER(wxSTATIC_BORDER)
-    wxFLAGS_MEMBER(wxBORDER)
-
-    // standard window styles
-    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
-    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
-    wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
-    wxFLAGS_MEMBER(wxWANTS_CHARS)
-    wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
-    wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
-    wxFLAGS_MEMBER(wxVSCROLL)
-    wxFLAGS_MEMBER(wxHSCROLL)
-
-    wxFLAGS_MEMBER(wxTE_PROCESS_ENTER)
-    wxFLAGS_MEMBER(wxTE_PROCESS_TAB)
-    wxFLAGS_MEMBER(wxTE_MULTILINE)
-    wxFLAGS_MEMBER(wxTE_PASSWORD)
-    wxFLAGS_MEMBER(wxTE_READONLY)
-    wxFLAGS_MEMBER(wxHSCROLL)
-    wxFLAGS_MEMBER(wxTE_RICH)
-    wxFLAGS_MEMBER(wxTE_RICH2)
-    wxFLAGS_MEMBER(wxTE_AUTO_URL)
-    wxFLAGS_MEMBER(wxTE_NOHIDESEL)
-    wxFLAGS_MEMBER(wxTE_LEFT)
-    wxFLAGS_MEMBER(wxTE_CENTRE)
-    wxFLAGS_MEMBER(wxTE_RIGHT)
-    wxFLAGS_MEMBER(wxTE_DONTWRAP)
-    wxFLAGS_MEMBER(wxTE_CHARWRAP)
-    wxFLAGS_MEMBER(wxTE_WORDWRAP)
-
-wxEND_FLAGS( wxTextCtrlStyle )
-
-IMPLEMENT_DYNAMIC_CLASS_XTI(wxTextCtrl, wxControl,"wx/textctrl.h")
-
-wxBEGIN_PROPERTIES_TABLE(wxTextCtrl)
-    wxEVENT_PROPERTY( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent )
-    wxEVENT_PROPERTY( TextEnter , wxEVT_COMMAND_TEXT_ENTER , wxCommandEvent )
-
-    wxPROPERTY( Font , wxFont , SetFont , GetFont  , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
-    wxPROPERTY( Value , wxString , SetValue, GetValue, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
-    wxPROPERTY_FLAGS( WindowStyle , wxTextCtrlStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
-wxEND_PROPERTIES_TABLE()
-
-wxBEGIN_HANDLERS_TABLE(wxTextCtrl)
-wxEND_HANDLERS_TABLE()
-
-wxCONSTRUCTOR_6( wxTextCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , Value , wxPoint , Position , wxSize , Size , long , WindowStyle)
-#else
-IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
-#endif
-
-

 BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
     EVT_CHAR(wxTextCtrl::OnChar)
     EVT_KEY_DOWN(wxTextCtrl::OnKeyDown)
 BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
     EVT_CHAR(wxTextCtrl::OnChar)
     EVT_KEY_DOWN(wxTextCtrl::OnKeyDown)


@@ -424,22 +351,26 @@ bool wxTextCtrl::MSWCreateText(const wxString& value,
         }
 #endif
 
         }
 #endif
 

+#if wxUSE_INKEDIT

         if (!IsInkEdit())
         if (!IsInkEdit())

+#endif // wxUSE_INKEDIT

         {
             if ( m_verRichEdit == 2 )
             {
                 if ( wxRichEditModule::Load(wxRichEditModule::Version_41) )
                 {
                     // yes, class name for version 4.1 really is 5.0
         {
             if ( m_verRichEdit == 2 )
             {
                 if ( wxRichEditModule::Load(wxRichEditModule::Version_41) )
                 {
                     // yes, class name for version 4.1 really is 5.0

-                    windowClass = _T("RICHEDIT50W");
+                    windowClass = wxT("RICHEDIT50W");
+
+                    m_verRichEdit = 4;

                 }
                 else if ( wxRichEditModule::Load(wxRichEditModule::Version_2or3) )
                 {
                 }
                 else if ( wxRichEditModule::Load(wxRichEditModule::Version_2or3) )
                 {

-                    windowClass = _T("RichEdit20")
+                    windowClass = wxT("RichEdit20")

 #if wxUSE_UNICODE
 #if wxUSE_UNICODE

-                                _T("W");
+                                wxT("W");

 #else // ANSI
 #else // ANSI

-                                _T("A");
+                                wxT("A");

 #endif // Unicode/ANSI
                 }
                 else // failed to load msftedit.dll and riched20.dll
 #endif // Unicode/ANSI
                 }
                 else // failed to load msftedit.dll and riched20.dll


@@ -452,7 +383,7 @@ bool wxTextCtrl::MSWCreateText(const wxString& value,
             {
                 if ( wxRichEditModule::Load(wxRichEditModule::Version_1) )
                 {
             {
                 if ( wxRichEditModule::Load(wxRichEditModule::Version_1) )
                 {

-                    windowClass = _T("RICHEDIT");
+                    windowClass = wxT("RICHEDIT");

                 }
                 else // failed to load any richedit control DLL
                 {
                 }
                 else // failed to load any richedit control DLL
                 {


@@ -492,7 +423,7 @@ bool wxTextCtrl::MSWCreateText(const wxString& value,
     // implementation detail
     m_updatesCount = -2;
 
     // implementation detail
     m_updatesCount = -2;
 

-    if ( !MSWCreateControl(windowClass.wx_str(), msStyle, pos, size, valueWin) )
+    if ( !MSWCreateControl(windowClass.t_str(), msStyle, pos, size, valueWin) )

         return false;
 
     m_updatesCount = -1;
         return false;
 
     m_updatesCount = -1;


@@ -542,7 +473,20 @@ bool wxTextCtrl::MSWCreateText(const wxString& value,
 
         ::SendMessage(GetHwnd(), EM_SETEVENTMASK, 0, mask);
     }
 
         ::SendMessage(GetHwnd(), EM_SETEVENTMASK, 0, mask);
     }

+    else

 #endif // wxUSE_RICHEDIT
 #endif // wxUSE_RICHEDIT

+    if ( HasFlag(wxTE_MULTILINE) && HasFlag(wxTE_READONLY) )
+    {
+        // non-rich read-only multiline controls have grey background by
+        // default under MSW but this is not always appropriate, so forcefully
+        // reset the background colour to normal default
+        //
+        // this is not ideal but, after a long discussion on wx-dev (see
+        // http://thread.gmane.org/gmane.comp.lib.wxwidgets.devel/116360/) it
+        // was finally deemed to be the best behaviour by default (and ideally
+        // we'd have a way to change this, see #11521)
+        SetBackgroundColour(GetClassDefaultAttributes().colBg);
+    }

 
 #ifndef __WXWINCE__
     // Without this, if we pass the size in the constructor and then don't change it,
 
 #ifndef __WXWINCE__
     // Without this, if we pass the size in the constructor and then don't change it,


@@ -567,16 +511,16 @@ void wxTextCtrl::AdoptAttributesFromHWND()
 #if wxUSE_RICHEDIT
     wxString classname = wxGetWindowClass(GetHWND());
 
 #if wxUSE_RICHEDIT
     wxString classname = wxGetWindowClass(GetHWND());
 

-    if ( classname.IsSameAs(_T("EDIT"), false /* no case */) )
+    if ( classname.IsSameAs(wxT("EDIT"), false /* no case */) )

     {
         m_verRichEdit = 0;
     }
     else // rich edit?
     {
         wxChar c;
     {
         m_verRichEdit = 0;
     }
     else // rich edit?
     {
         wxChar c;

-        if ( wxSscanf(classname, _T("RichEdit%d0%c"), &m_verRichEdit, &c) != 2 )
+        if ( wxSscanf(classname, wxT("RichEdit%d0%c"), &m_verRichEdit, &c) != 2 )

         {
         {

-            wxLogDebug(_T("Unknown edit control '%s'."), classname.c_str());
+            wxLogDebug(wxT("Unknown edit control '%s'."), classname.c_str());

 
             m_verRichEdit = 0;
         }
 
             m_verRichEdit = 0;
         }


@@ -787,10 +731,10 @@ wxString wxTextCtrl::GetRange(long from, long to) const
                 wxFontEncoding encoding = wxFONTENCODING_SYSTEM;
 
                 wxFont font = m_defaultStyle.GetFont();
                 wxFontEncoding encoding = wxFONTENCODING_SYSTEM;
 
                 wxFont font = m_defaultStyle.GetFont();

-                if ( !font.Ok() )
+                if ( !font.IsOk() )

                     font = GetFont();
 
                     font = GetFont();
 

-                if ( font.Ok() )
+                if ( font.IsOk() )

                 {
                    encoding = font.GetEncoding();
                 }
                 {
                    encoding = font.GetEncoding();
                 }


@@ -841,8 +785,8 @@ wxString wxTextCtrl::GetRange(long from, long to) const
                     // style - convert it to something reasonable
                     for ( ; *p; p++ )
                     {
                     // style - convert it to something reasonable
                     for ( ; *p; p++ )
                     {

-                        if ( *p == _T('\r') )
-                            *p = _T('\n');
+                        if ( *p == wxT('\r') )
+                            *p = wxT('\n');

                     }
                 }
             }
                     }
                 }
             }


@@ -858,8 +802,9 @@ wxString wxTextCtrl::GetRange(long from, long to) const
     else
 #endif // wxUSE_RICHEDIT
     {
     else
 #endif // wxUSE_RICHEDIT
     {

-        // retrieve all text
-        str = wxGetWindowText(GetHWND());
+        // retrieve all text: wxTextEntry method works even for multiline
+        // controls and must be used for single line ones to account for hints
+        str = wxTextEntry::GetValue();

 
         // need only a range?
         if ( from < to )
 
         // need only a range?
         if ( from < to )


@@ -882,7 +827,7 @@ void wxTextCtrl::DoSetValue(const wxString& value, int flags)
     // comparing it with the old one (chances are that it will be different
     // anyhow, this comparison is there to avoid flicker for small single-line
     // edit controls mostly)
     // comparing it with the old one (chances are that it will be different
     // anyhow, this comparison is there to avoid flicker for small single-line
     // edit controls mostly)

-    if ( (value.length() > 0x400) || (value != GetValue()) )
+    if ( (value.length() > 0x400) || (value != DoGetValue()) )

     {
         DoWriteText(value, flags /* doesn't include SelectionOnly here */);
 
     {
         DoWriteText(value, flags /* doesn't include SelectionOnly here */);
 


@@ -912,7 +857,7 @@ void wxTextCtrl::DoSetValue(const wxString& value, int flags)
 // TODO: using memcpy() would improve performance a lot for big amounts of text
 
 DWORD CALLBACK
 // TODO: using memcpy() would improve performance a lot for big amounts of text
 
 DWORD CALLBACK

-wxRichEditStreamIn(DWORD dwCookie, BYTE *buf, LONG cb, LONG *pcb)
+wxRichEditStreamIn(DWORD_PTR dwCookie, BYTE *buf, LONG cb, LONG *pcb)

 {
     *pcb = 0;
 
 {
     *pcb = 0;
 


@@ -990,21 +935,16 @@ wxTextCtrl::StreamIn(const wxString& value,
     if (len == wxCONV_FAILED)
         return false;
 
     if (len == wxCONV_FAILED)
         return false;
 

-#if wxUSE_WCHAR_T
-    wxWCharBuffer wchBuf(len);
+    wxWCharBuffer wchBuf(len); // allocates one extra character

     wchar_t *wpc = wchBuf.data();
     wchar_t *wpc = wchBuf.data();

-#else
-    wchar_t *wchBuf = (wchar_t *)malloc((len + 1)*sizeof(wchar_t));
-    wchar_t *wpc = wchBuf;
-#endif

 
 

-    conv.MB2WC(wpc, value.mb_str(), value.length());
+    conv.MB2WC(wpc, value.mb_str(), len + 1);

 #endif // wxUSE_UNICODE_MSLU
 
     // finally, stream it in the control
     EDITSTREAM eds;
     wxZeroMemory(eds);
 #endif // wxUSE_UNICODE_MSLU
 
     // finally, stream it in the control
     EDITSTREAM eds;
     wxZeroMemory(eds);

-    eds.dwCookie = (DWORD)&wpc;
+    eds.dwCookie = (DWORD_PTR)&wpc;

     // the cast below is needed for broken (very) old mingw32 headers
     eds.pfnCallback = (EDITSTREAMCALLBACK)wxRichEditStreamIn;
 
     // the cast below is needed for broken (very) old mingw32 headers
     eds.pfnCallback = (EDITSTREAMCALLBACK)wxRichEditStreamIn;
 


@@ -1020,17 +960,13 @@ wxTextCtrl::StreamIn(const wxString& value,
     // It's okay for EN_UPDATE to not be sent if the selection is empty and
     // the text is empty, otherwise warn the programmer about it.
     wxASSERT_MSG( ucf.GotUpdate() || ( !HasSelection() && value.empty() ),
     // It's okay for EN_UPDATE to not be sent if the selection is empty and
     // the text is empty, otherwise warn the programmer about it.
     wxASSERT_MSG( ucf.GotUpdate() || ( !HasSelection() && value.empty() ),

-                  _T("EM_STREAMIN didn't send EN_UPDATE?") );
+                  wxT("EM_STREAMIN didn't send EN_UPDATE?") );

 
     if ( eds.dwError )
     {
 
     if ( eds.dwError )
     {

-        wxLogLastError(_T("EM_STREAMIN"));
+        wxLogLastError(wxT("EM_STREAMIN"));

     }
 
     }
 

-#if !wxUSE_WCHAR_T
-    free(wchBuf);
-#endif // !wxUSE_WCHAR_T
-

     return true;
 }
 
     return true;
 }
 


@@ -1043,13 +979,8 @@ wxTextCtrl::StreamOut(wxFontEncoding encoding, bool selectionOnly) const
 
     const int len = GetWindowTextLength(GetHwnd());
 
 
     const int len = GetWindowTextLength(GetHwnd());
 

-#if wxUSE_WCHAR_T

     wxWCharBuffer wchBuf(len);
     wchar_t *wpc = wchBuf.data();
     wxWCharBuffer wchBuf(len);
     wchar_t *wpc = wchBuf.data();

-#else
-    wchar_t *wchBuf = (wchar_t *)malloc((len + 1)*sizeof(wchar_t));
-    wchar_t *wpc = wchBuf;
-#endif

 
     wxStreamOutData data;
     data.wpc = wpc;
 
     wxStreamOutData data;
     data.wpc = wpc;


@@ -1070,7 +1001,7 @@ wxTextCtrl::StreamOut(wxFontEncoding encoding, bool selectionOnly) const
 
     if ( eds.dwError )
     {
 
     if ( eds.dwError )
     {

-        wxLogLastError(_T("EM_STREAMOUT"));
+        wxLogLastError(wxT("EM_STREAMOUT"));

     }
     else // streamed out ok
     {
     }
     else // streamed out ok
     {


@@ -1089,10 +1020,6 @@ wxTextCtrl::StreamOut(wxFontEncoding encoding, bool selectionOnly) const
         }
     }
 
         }
     }
 

-#if !wxUSE_WCHAR_T
-    free(wchBuf);
-#endif // !wxUSE_WCHAR_T
-

     return out;
 }
 
     return out;
 }
 


@@ -1142,10 +1069,10 @@ void wxTextCtrl::DoWriteText(const wxString& value, int flags)
         if ( GetRichVersion() > 1 )
         {
             wxFont font = m_defaultStyle.GetFont();
         if ( GetRichVersion() > 1 )
         {
             wxFont font = m_defaultStyle.GetFont();

-            if ( !font.Ok() )
+            if ( !font.IsOk() )

                 font = GetFont();
 
                 font = GetFont();
 

-            if ( font.Ok() )
+            if ( font.IsOk() )

             {
                wxFontEncoding encoding = font.GetEncoding();
                if ( encoding != wxFONTENCODING_SYSTEM )
             {
                wxFontEncoding encoding = font.GetEncoding();
                if ( encoding != wxFONTENCODING_SYSTEM )


@@ -1178,7 +1105,7 @@ void wxTextCtrl::DoWriteText(const wxString& value, int flags)
 
         ::SendMessage(GetHwnd(), selectionOnly ? EM_REPLACESEL : WM_SETTEXT,
                       // EM_REPLACESEL takes 1 to indicate the operation should be redoable
 
         ::SendMessage(GetHwnd(), selectionOnly ? EM_REPLACESEL : WM_SETTEXT,
                       // EM_REPLACESEL takes 1 to indicate the operation should be redoable

-                      selectionOnly ? 1 : 0, (LPARAM)valueDos.wx_str());
+                      selectionOnly ? 1 : 0, wxMSW_CONV_LPARAM(valueDos));

 
         if ( !ucf.GotUpdate() && (flags & SetValue_SendEvent) )
         {
 
         if ( !ucf.GotUpdate() && (flags & SetValue_SendEvent) )
         {


@@ -1195,9 +1122,7 @@ void wxTextCtrl::AppendText(const wxString& text)
     // don't do this if we're frozen, saves some time
     if ( !IsFrozen() && IsMultiLine() && GetRichVersion() > 1 )
     {
     // don't do this if we're frozen, saves some time
     if ( !IsFrozen() && IsMultiLine() && GetRichVersion() > 1 )
     {

-        // setting the caret to the end and showing it simply doesn't work for
-        // RichEdit 2.0 -- force it to still do what we want
-        ::SendMessage(GetHwnd(), EM_LINESCROLL, 0, GetNumberOfLines());
+        ::SendMessage(GetHwnd(), WM_VSCROLL, SB_BOTTOM, (LPARAM)NULL);

     }
 #endif // wxUSE_RICHEDIT
 }
     }
 #endif // wxUSE_RICHEDIT
 }


@@ -1561,6 +1486,93 @@ wxTextCtrl::HitTest(const wxPoint& pt, long *posOut) const
     return rc;
 }
 
     return rc;
 }
 

+wxPoint wxTextCtrl::DoPositionToCoords(long pos) const
+{
+    // FIXME: This code is broken for rich edit version 2.0 as it uses the same
+    // API as plain edit i.e. the coordinates are returned directly instead of
+    // filling the POINT passed as WPARAM with them but we can't distinguish
+    // between 2.0 and 3.0 unfortunately (see also the use of EM_POSFROMCHAR
+    // above).
+#if wxUSE_RICHEDIT
+    if ( IsRich() )
+    {
+        POINT pt;
+        LRESULT rc = ::SendMessage(GetHwnd(), EM_POSFROMCHAR, (WPARAM)&pt, pos);
+        if ( rc != -1 )
+            return wxPoint(pt.x, pt.y);
+    }
+    else
+#endif // wxUSE_RICHEDIT
+    {
+        LRESULT rc = ::SendMessage(GetHwnd(), EM_POSFROMCHAR, pos, 0);
+        if ( rc == -1 )
+        {
+            // Finding coordinates for the last position of the control fails
+            // in plain EDIT control, try to compensate for it by finding it
+            // ourselves from the position of the previous character.
+            if ( pos < GetLastPosition() )
+            {
+                // It's not the expected correctable failure case so just fail.
+                return wxDefaultPosition;
+            }
+
+            if ( pos == 0 )
+            {
+                // We're being asked the coordinates of the first (and last and
+                // only) position in an empty control. There is no way to get
+                // it directly with EM_POSFROMCHAR but EM_GETMARGINS returns
+                // the correct value for at least the horizontal offset.
+                rc = ::SendMessage(GetHwnd(), EM_GETMARGINS, 0, 0);
+
+                // Text control seems to effectively add 1 to margin.
+                return wxPoint(LOWORD(rc) + 1, 1);
+            }
+
+            // We do have a previous character, try to get its coordinates.
+            rc = ::SendMessage(GetHwnd(), EM_POSFROMCHAR, pos - 1, 0);
+            if ( rc == -1 )
+            {
+                // If getting coordinates of the previous character failed as
+                // well, just give up.
+                return wxDefaultPosition;
+            }
+
+            wxString prevChar = GetRange(pos - 1, pos);
+            wxSize prevCharSize = GetTextExtent(prevChar);
+
+            if ( prevChar == wxT("\n" ))
+            {
+                // 'pos' is at the beginning of a new line so its X coordinate
+                // should be the same as X coordinate of the first character of
+                // any other line while its Y coordinate will be approximately
+                // (but we can't compute it exactly...) one character height
+                // more than that of the previous character.
+                LRESULT coords0 = ::SendMessage(GetHwnd(), EM_POSFROMCHAR, 0, 0);
+                if ( coords0 == -1 )
+                    return wxDefaultPosition;
+
+                rc = MAKELPARAM(LOWORD(coords0), HIWORD(rc) + prevCharSize.y);
+            }
+            else
+            {
+                // Simple case: previous character is in the same line so this
+                // one is just after it.
+                rc += MAKELPARAM(prevCharSize.x, 0);
+            }
+        }
+
+        // Notice that {LO,HI}WORD macros return WORDs, i.e. unsigned shorts,
+        // while we want to have signed values here (the y coordinate of any
+        // position above the first currently visible line is negative, for
+        // example), hence the need for casts.
+        return wxPoint(static_cast<short>(LOWORD(rc)),
+                        static_cast<short>(HIWORD(rc)));
+    }
+
+    return wxDefaultPosition;
+}
+
+

 // ----------------------------------------------------------------------------
 //
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 //
 // ----------------------------------------------------------------------------


@@ -1623,24 +1635,24 @@ wxString wxTextCtrl::GetLineText(long lineNo) const
         {
             // remove the '\r' returned by the rich edit control, the user code
             // should never see it
         {
             // remove the '\r' returned by the rich edit control, the user code
             // should never see it

-            if ( buf[len - 2] == _T('\r') && buf[len - 1] == _T('\n') )
+            if ( buf[len - 2] == wxT('\r') && buf[len - 1] == wxT('\n') )

             {
                 // richedit 1.0 uses "\r\n" as line terminator, so remove "\r"
                 // here and "\n" below
             {
                 // richedit 1.0 uses "\r\n" as line terminator, so remove "\r"
                 // here and "\n" below

-                buf[len - 2] = _T('\n');
+                buf[len - 2] = wxT('\n');

                 len--;
             }
                 len--;
             }

-            else if ( buf[len - 1] == _T('\r') )
+            else if ( buf[len - 1] == wxT('\r') )

             {
                 // richedit 2.0+ uses only "\r", replace it with "\n"
             {
                 // richedit 2.0+ uses only "\r", replace it with "\n"

-                buf[len - 1] = _T('\n');
+                buf[len - 1] = wxT('\n');

             }
         }
 #endif // wxUSE_RICHEDIT
 
         // remove the '\n' at the end, if any (this is how this function is
         // supposed to work according to the docs)
             }
         }
 #endif // wxUSE_RICHEDIT
 
         // remove the '\n' at the end, if any (this is how this function is
         // supposed to work according to the docs)

-        if ( buf[len - 1] == _T('\n') )
+        if ( buf[len - 1] == wxT('\n') )

         {
             len--;
         }
         {
             len--;
         }


@@ -1761,12 +1773,23 @@ bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* msg)
             switch ( ctrl + shift )
             {
                 default:
             switch ( ctrl + shift )
             {
                 default:

-                    wxFAIL_MSG( _T("how many modifiers have we got?") );
+                    wxFAIL_MSG( wxT("how many modifiers have we got?") );

                     // fall through
 
                 case 0:
                     // fall through
 
                 case 0:

-                    if ( IsMultiLine() && vkey == VK_RETURN )
-                        return false;
+                    switch ( vkey )
+                    {
+                        case VK_RETURN:
+                            // This one is only special for multi line controls.
+                            if ( !IsMultiLine() )
+                                break;
+                            // fall through
+
+                        case VK_DELETE:
+                        case VK_HOME:
+                        case VK_END:
+                            return false;
+                    }

                     // fall through
                 case 2:
                     break;
                     // fall through
                 case 2:
                     break;


@@ -1882,6 +1905,14 @@ void wxTextCtrl::OnKeyDown(wxKeyEvent& event)
         }
     }
 
         }
     }
 

+    // Default window procedure of multiline edit controls posts WM_CLOSE to
+    // the parent window when it gets Escape key press for some reason, prevent
+    // it from doing this as this resulted in dialog boxes being closed on
+    // Escape even when they shouldn't be (we do handle Escape ourselves
+    // correctly in the situations when it should close them).
+    if ( event.GetKeyCode() == WXK_ESCAPE && IsMultiLine() )
+        return;
+

     // no, we didn't process it
     event.Skip();
 }
     // no, we didn't process it
     event.Skip();
 }


@@ -1928,8 +1959,26 @@ WXLRESULT wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPara
                     //     live with it.
                     lRc = lDlgCode;
                 }
                     //     live with it.
                     lRc = lDlgCode;
                 }

+                if (IsMultiLine())
+                    // Clear the DLGC_HASSETSEL bit from the return value
+                    lRc &= ~DLGC_HASSETSEL;

             }
             break;
             }
             break;

+
+#if wxUSE_MENUS
+        case WM_SETCURSOR:
+            // rich text controls seem to have a bug and don't change the
+            // cursor to the standard arrow one from the I-beam cursor usually
+            // used by them even when a popup menu is shown (this works fine
+            // for plain EDIT controls though), so explicitly work around this
+            if ( IsRich() )
+            {
+                extern wxMenu *wxCurrentPopupMenu;
+                if ( wxCurrentPopupMenu &&
+                        wxCurrentPopupMenu->GetInvokingWindow() == this )
+                    ::SetCursor(GetHcursorOf(*wxSTANDARD_CURSOR));
+            }
+#endif // wxUSE_MENUS

     }
 
     return lRc;
     }
 
     return lRc;


@@ -1953,7 +2002,7 @@ bool wxTextCtrl::SendUpdateEvent()
             return false;
 
         default:
             return false;
 
         default:

-            wxFAIL_MSG( _T("unexpected wxTextCtrl::m_updatesCount value") );
+            wxFAIL_MSG( wxT("unexpected wxTextCtrl::m_updatesCount value") );

             // fall through
 
         case -1:
             // fall through
 
         case -1:


@@ -2002,7 +2051,7 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 
 WXHBRUSH wxTextCtrl::MSWControlColor(WXHDC hDC, WXHWND hWnd)
 {
 
 WXHBRUSH wxTextCtrl::MSWControlColor(WXHDC hDC, WXHWND hWnd)
 {

-    if ( !IsEnabled() && !HasFlag(wxTE_MULTILINE) )
+    if ( !IsThisEnabled() && !HasFlag(wxTE_MULTILINE) )

         return MSWControlColorDisabled(hDC);
 
     return wxTextCtrlBase::MSWControlColor(hDC, hWnd);
         return MSWControlColorDisabled(hDC);
 
     return wxTextCtrlBase::MSWControlColor(hDC, hWnd);


@@ -2053,22 +2102,61 @@ bool wxTextCtrl::AcceptsFocusFromKeyboard() const
 }
 
 wxSize wxTextCtrl::DoGetBestSize() const
 }
 
 wxSize wxTextCtrl::DoGetBestSize() const

+{
+    return DoGetSizeFromTextSize( DEFAULT_ITEM_WIDTH );
+}
+
+wxSize wxTextCtrl::DoGetSizeFromTextSize(int xlen, int ylen) const

 {
     int cx, cy;
     wxGetCharSize(GetHWND(), &cx, &cy, GetFont());
 
 {
     int cx, cy;
     wxGetCharSize(GetHWND(), &cx, &cy, GetFont());
 

-    int wText = DEFAULT_ITEM_WIDTH;
+    DWORD wText = 1;
+    ::SystemParametersInfo(SPI_GETCARETWIDTH, 0, &wText, 0);
+    wText += xlen;

 
     int hText = cy;
     if ( m_windowStyle & wxTE_MULTILINE )
     {
 
     int hText = cy;
     if ( m_windowStyle & wxTE_MULTILINE )
     {

-        hText *= wxMax(wxMin(GetNumberOfLines(), 10), 2);
+        // add space for vertical scrollbar
+        if ( !(m_windowStyle & wxTE_NO_VSCROLL) )
+            wText += ::GetSystemMetrics(SM_CXVSCROLL);
+
+        if ( ylen <= 0 )
+        {
+            hText *= wxMax(wxMin(GetNumberOfLines(), 10), 2);
+            // add space for horizontal scrollbar
+            if ( m_windowStyle & wxHSCROLL )
+                hText += ::GetSystemMetrics(SM_CYHSCROLL);
+        }
+    }
+    // for single line control cy (height + external leading) is ok
+    else
+    {
+        // Add the margins we have previously set
+        wxPoint marg( GetMargins() );
+        wText += wxMax(0, marg.x);
+        hText += wxMax(0, marg.y);

     }
     }

-    //else: for single line control everything is ok

 
 

-    // we have to add the adjustments for the control height only once, not
-    // once per line, so do it after multiplication above
-    hText += EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy) - cy;
+    // Text controls without border are special and have the same height as
+    // static labels (they also have the same appearance when they're disable
+    // and are often used as a sort of copyable to the clipboard label so it's
+    // important that they have the same height as the normal labels to not
+    // stand out).
+    if ( !HasFlag(wxBORDER_NONE) )
+    {
+        wText += 9; // borders and inner margins
+
+        // we have to add the adjustments for the control height only once, not
+        // once per line, so do it after multiplication above
+        hText += EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy) - cy;
+    }
+
+    // Perhaps the user wants something different from CharHeight, or ylen
+    // is used as the height of a multiline text.
+    if ( ylen > 0 )
+        hText += ylen - GetCharHeight();

 
     return wxSize(wText, hText);
 }
 
     return wxSize(wText, hText);
 }


@@ -2184,23 +2272,6 @@ void wxTextCtrl::OnSetFocus(wxFocusEvent& event)
     event.Skip();
 }
 
     event.Skip();
 }
 

-// ----------------------------------------------------------------------------
-// Default colors for MSW text control
-//
-// Set default background color to the native white instead of
-// the default wxSYS_COLOUR_BTNFACE (is triggered with wxNullColour).
-// ----------------------------------------------------------------------------
-
-wxVisualAttributes wxTextCtrl::GetDefaultAttributes() const
-{
-    wxVisualAttributes attrs;
-    attrs.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
-    attrs.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
-    attrs.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW); //white
-
-    return attrs;
-}
-

 // the rest of the file only deals with the rich edit controls
 #if wxUSE_RICHEDIT
 
 // the rest of the file only deals with the rich edit controls
 #if wxUSE_RICHEDIT
 


@@ -2353,9 +2424,7 @@ bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
     if ( IsRich() )
     {
         // change the colour of everything
     if ( IsRich() )
     {
         // change the colour of everything

-        CHARFORMAT cf;
-        wxZeroMemory(cf);
-        cf.cbSize = sizeof(cf);
+        WinStruct<CHARFORMAT> cf;

         cf.dwMask = CFM_COLOR;
         cf.crTextColor = wxColourToRGB(colour);
         ::SendMessage(GetHwnd(), EM_SETCHARFORMAT, SCF_ALL, (LPARAM)&cf);
         cf.dwMask = CFM_COLOR;
         cf.crTextColor = wxColourToRGB(colour);
         ::SendMessage(GetHwnd(), EM_SETCHARFORMAT, SCF_ALL, (LPARAM)&cf);


@@ -2364,50 +2433,31 @@ bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
     return true;
 }
 
     return true;
 }
 

-// ----------------------------------------------------------------------------
-// styling support for rich edit controls
-// ----------------------------------------------------------------------------
-
-bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
+bool wxTextCtrl::SetFont(const wxFont& font)

 {
 {

-    if ( !IsRich() )
-    {
-        // can't do it with normal text control
+    if ( !wxTextCtrlBase::SetFont(font) )

         return false;
         return false;

-    }
-
-    // the richedit 1.0 doesn't handle setting background colour, so don't
-    // even try to do anything if it's the only thing we want to change
-    if ( m_verRichEdit == 1 && !style.HasFont() && !style.HasTextColour() &&
-        !style.HasLeftIndent() && !style.HasRightIndent() && !style.HasAlignment() &&
-        !style.HasTabs() )
-    {
-        // nothing to do: return true if there was really nothing to do and
-        // false if we failed to set bg colour
-        return !style.HasBackgroundColour();
-    }

 
 

-    // order the range if needed
-    if ( start > end )
+    if ( GetRichVersion() >= 4 )

     {
     {

-        long tmp = start;
-        start = end;
-        end = tmp;
+        // Using WM_SETFONT is not enough with RichEdit 4.1: it does work but
+        // for ASCII characters only and inserting a non-ASCII one into it
+        // later reverts to the default font so use EM_SETCHARFORMAT to change
+        // the default font for it.
+        wxTextAttr attr;
+        attr.SetFont(font);
+        SetStyle(-1, -1, attr);

     }
 
     }
 

-    // we can only change the format of the selection, so select the range we
-    // want and restore the old selection later
-    long startOld, endOld;
-    GetSelection(&startOld, &endOld);
-
-    // but do we really have to change the selection?
-    bool changeSel = start != startOld || end != endOld;
+    return true;
+}

 
 

-    if ( changeSel )
-    {
-        DoSetSelection(start, end, SetSel_NoScroll);
-    }
+// ----------------------------------------------------------------------------
+// styling support for rich edit controls
+// ----------------------------------------------------------------------------

 
 

+bool wxTextCtrl::MSWSetCharFormat(const wxTextAttr& style, long start, long end)
+{

     // initialize CHARFORMAT struct
 #if wxUSE_RICHEDIT2
     CHARFORMAT2 cf;
     // initialize CHARFORMAT struct
 #if wxUSE_RICHEDIT2
     CHARFORMAT2 cf;


@@ -2452,7 +2502,7 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
         cf.yHeight = 20*font.GetPointSize(); // 1 pt = 20 twips
         cf.bCharSet = lf.lfCharSet;
         cf.bPitchAndFamily = lf.lfPitchAndFamily;
         cf.yHeight = 20*font.GetPointSize(); // 1 pt = 20 twips
         cf.bCharSet = lf.lfCharSet;
         cf.bPitchAndFamily = lf.lfPitchAndFamily;

-        wxStrncpy( cf.szFaceName, lf.lfFaceName, WXSIZEOF(cf.szFaceName) );
+        wxStrlcpy(cf.szFaceName, lf.lfFaceName, WXSIZEOF(cf.szFaceName));

 
         // also deal with underline/italic/bold attributes: note that we must
         // always set CFM_ITALIC &c bits in dwMask, even if we don't set the
 
         // also deal with underline/italic/bold attributes: note that we must
         // always set CFM_ITALIC &c bits in dwMask, even if we don't set the


@@ -2489,17 +2539,37 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
     }
 #endif // wxUSE_RICHEDIT2
 
     }
 #endif // wxUSE_RICHEDIT2
 

-    // do format the selection
-    bool ok = ::SendMessage(GetHwnd(), EM_SETCHARFORMAT,
-                            SCF_SELECTION, (LPARAM)&cf) != 0;
-    if ( !ok )
+    // Apply the style either to the selection or to the entire control.
+    WPARAM selMode;
+    if ( start != -1 || end != -1 )

     {
     {

-        wxLogDebug(_T("SendMessage(EM_SETCHARFORMAT, SCF_SELECTION) failed"));
+        DoSetSelection(start, end, SetSel_NoScroll);
+        selMode = SCF_SELECTION;
+    }
+    else
+    {
+        selMode = SCF_ALL;

     }
 
     }
 

-    // now do the paragraph formatting
+    if ( !::SendMessage(GetHwnd(), EM_SETCHARFORMAT, selMode, (LPARAM)&cf) )
+    {
+        wxLogLastError(wxT("SendMessage(EM_SETCHARFORMAT)"));
+        return false;
+    }
+
+    return true;
+}
+
+bool wxTextCtrl::MSWSetParaFormat(const wxTextAttr& style, long start, long end)
+{
+#if wxUSE_RICHEDIT2

     PARAFORMAT2 pf;
     PARAFORMAT2 pf;

+#else
+    PARAFORMAT pf;
+#endif
+

     wxZeroMemory(pf);
     wxZeroMemory(pf);

+

     // we can't use PARAFORMAT2 with RichEdit 1.0, so pretend it is a simple
     // PARAFORMAT in that case
 #if wxUSE_RICHEDIT2
     // we can't use PARAFORMAT2 with RichEdit 1.0, so pretend it is a simple
     // PARAFORMAT in that case
 #if wxUSE_RICHEDIT2


@@ -2574,16 +2644,54 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
 
     if ( pf.dwMask )
     {
 
     if ( pf.dwMask )
     {

-        // do format the selection
-        bool ok = ::SendMessage(GetHwnd(), EM_SETPARAFORMAT,
-                                0, (LPARAM) &pf) != 0;
-        if ( !ok )
+        // Do format the selection.
+        DoSetSelection(start, end, SetSel_NoScroll);
+
+        if ( !::SendMessage(GetHwnd(), EM_SETPARAFORMAT, 0, (LPARAM) &pf) )

         {
         {

-            wxLogDebug(_T("SendMessage(EM_SETPARAFORMAT, 0) failed"));
+            wxLogLastError(wxT("SendMessage(EM_SETPARAFORMAT)"));
+
+            return false;

         }
     }
 
         }
     }
 

-    if ( changeSel )
+    return true;
+}
+
+bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
+{
+    if ( !IsRich() )
+    {
+        // can't do it with normal text control
+        return false;
+    }
+
+    // the richedit 1.0 doesn't handle setting background colour, so don't
+    // even try to do anything if it's the only thing we want to change
+    if ( m_verRichEdit == 1 && !style.HasFont() && !style.HasTextColour() &&
+        !style.HasLeftIndent() && !style.HasRightIndent() && !style.HasAlignment() &&
+        !style.HasTabs() )
+    {
+        // nothing to do: return true if there was really nothing to do and
+        // false if we failed to set bg colour
+        return !style.HasBackgroundColour();
+    }
+
+    // order the range if needed
+    if ( start > end )
+        wxSwap(start, end);
+
+    // we can only change the format of the selection, so select the range we
+    // want and restore the old selection later, after MSWSetXXXFormat()
+    // functions (possibly) change it.
+    long startOld, endOld;
+    GetSelection(&startOld, &endOld);
+
+    bool ok = MSWSetCharFormat(style, start, end);
+    if ( !MSWSetParaFormat(style, start, end) )
+        ok = false;
+
+    if ( start != startOld || end != endOld )

     {
         // restore the original selection
         DoSetSelection(startOld, endOld, SetSel_NoScroll);
     {
         // restore the original selection
         DoSetSelection(startOld, endOld, SetSel_NoScroll);


@@ -2658,7 +2766,10 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style)
 
 
     LOGFONT lf;
 
 
     LOGFONT lf;

-    lf.lfHeight = cf.yHeight;
+    // Convert the height from the units of 1/20th of the point in which
+    // CHARFORMAT stores it to pixel-based units used by LOGFONT.
+    const wxCoord ppi = wxClientDC(this).GetPPI().y;
+    lf.lfHeight = -MulDiv(cf.yHeight/20, ppi, 72);

     lf.lfWidth = 0;
     lf.lfCharSet = ANSI_CHARSET; // FIXME: how to get correct charset?
     lf.lfClipPrecision = 0;
     lf.lfWidth = 0;
     lf.lfCharSet = ANSI_CHARSET; // FIXME: how to get correct charset?
     lf.lfClipPrecision = 0;


@@ -2692,7 +2803,7 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style)
         lf.lfWeight = FW_NORMAL;
 
     wxFont font = wxCreateFontFromLogFont(& lf);
         lf.lfWeight = FW_NORMAL;
 
     wxFont font = wxCreateFontFromLogFont(& lf);

-    if (font.Ok())
+    if (font.IsOk())

     {
         style.SetFont(font);
     }
     {
         style.SetFont(font);
     }


@@ -2798,11 +2909,11 @@ bool wxRichEditModule::Load(Version version)
         return true;
     }
 
         return true;
     }
 

-    static const wxChar *dllnames[] =
+    static const wxChar *const dllnames[] =

     {
     {

-        _T("riched32"),
-        _T("riched20"),
-        _T("msftedit"),
+        wxT("riched32"),
+        wxT("riched20"),
+        wxT("msftedit"),

     };
 
     wxCOMPILE_TIME_ASSERT( WXSIZEOF(dllnames) == Version_Max,
     };
 
     wxCOMPILE_TIME_ASSERT( WXSIZEOF(dllnames) == Version_Max,


@@ -2824,10 +2935,8 @@ bool wxRichEditModule::Load(Version version)
 // load the InkEdit library
 bool wxRichEditModule::LoadInkEdit()
 {
 // load the InkEdit library
 bool wxRichEditModule::LoadInkEdit()
 {

-    static wxDynamicLibrary ms_inkEditLib;
-    static bool             ms_inkEditLibLoadAttemped;

     if (ms_inkEditLibLoadAttemped)
     if (ms_inkEditLibLoadAttemped)

-        ms_inkEditLib.IsLoaded();
+        return ms_inkEditLib.IsLoaded();

 
     ms_inkEditLibLoadAttemped = true;
 
 
     ms_inkEditLibLoadAttemped = true;