} ENLINK;
#endif // ENLINK
+#ifndef SF_UNICODE
+ #define SF_UNICODE 0x0010
+#endif
+
+// ----------------------------------------------------------------------------
+// private functions
+// ----------------------------------------------------------------------------
+
+#if wxUSE_RICHEDIT
+
+DWORD CALLBACK wxRichEditStreamIn(DWORD dwCookie, BYTE *buf, LONG cb, LONG *pcb);
+
+#endif // wxUSE_RICHEDIT
+
// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------
// creation
// ----------------------------------------------------------------------------
-wxTextCtrl::wxTextCtrl()
+void wxTextCtrl::Init()
{
#if wxUSE_RICHEDIT
- m_isRich = FALSE;
+ m_verRichEdit = 0;
#endif
}
}
}
- if ( s_errorGiven )
- {
- m_isRich = FALSE;
- }
- else
+ if ( !s_errorGiven )
{
msStyle |= ES_AUTOVSCROLL;
- // Experimental: this seems to help with the scroll problem. See messages from Jekabs Andrushaitis <j.andrusaitis@konts.lv>
- // wx-dev list, entitled "[wx-dev] wxMSW-EVT_KEY_DOWN and wxMSW-wxTextCtrl" and "[wx-dev] TextCtrl (RichEdit)"
- // Unfortunately, showing the selection in blue when the control doesn't have
- // the focus is non-standard behaviour, and we need to find another workaround.
- //msStyle |= ES_NOHIDESEL ;
- m_isRich = TRUE;
-
- int ver = wxRichEditModule::GetLoadedVersion();
- if ( ver == 1 )
+
+ m_verRichEdit = wxRichEditModule::GetLoadedVersion();
+ if ( m_verRichEdit == 1 )
{
windowClass = wxT("RICHEDIT");
}
{
#ifndef RICHEDIT_CLASS
wxString RICHEDIT_CLASS;
- RICHEDIT_CLASS.Printf(_T("RichEdit%d0"), ver);
+ RICHEDIT_CLASS.Printf(_T("RichEdit%d0"), m_verRichEdit);
#if wxUSE_UNICODE
RICHEDIT_CLASS += _T('W');
#else // ANSI
}
}
}
- else
- m_isRich = FALSE;
#endif // wxUSE_RICHEDIT
// we need to turn '\n's into "\r\n"s for the multiline controls
SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
#if wxUSE_RICHEDIT
- if (m_isRich)
+ if ( IsRich() )
{
// have to enable events manually
LPARAM mask = ENM_CHANGE | ENM_DROPFILES | ENM_SELCHANGE | ENM_UPDATE;
// Make sure the window style (etc.) reflects the HWND style (roughly)
void wxTextCtrl::AdoptAttributesFromHWND()
{
- wxWindow::AdoptAttributesFromHWND();
+ wxWindow::AdoptAttributesFromHWND();
- HWND hWnd = GetHwnd();
- long style = GetWindowLong(hWnd, GWL_STYLE);
+ HWND hWnd = GetHwnd();
+ long style = ::GetWindowLong(hWnd, GWL_STYLE);
- // retrieve the style to see whether this is an edit or richedit ctrl
+ // retrieve the style to see whether this is an edit or richedit ctrl
#if wxUSE_RICHEDIT
- wxChar buf[256];
+ wxString classname = wxGetWindowClass(GetHWND());
- GetClassName(hWnd, buf, WXSIZEOF(buf));
+ if ( classname.IsSameAs(_T("EDIT"), FALSE /* no case */) )
+ {
+ m_verRichEdit = 0;
+ }
+ else // rich edit?
+ {
+ wxChar c;
+ if ( wxSscanf(classname, _T("RichEdit%d0%c"), &m_verRichEdit, &c) != 2 )
+ {
+ wxLogDebug(_T("Unknown edit control '%s'."), classname.c_str());
- if ( wxStricmp(buf, wxT("EDIT")) == 0 )
- m_isRich = FALSE;
- else
- m_isRich = TRUE;
+ m_verRichEdit = 0;
+ }
+ }
#endif // wxUSE_RICHEDIT
- if (style & ES_MULTILINE)
- m_windowStyle |= wxTE_MULTILINE;
- if (style & ES_PASSWORD)
- m_windowStyle |= wxTE_PASSWORD;
- if (style & ES_READONLY)
- m_windowStyle |= wxTE_READONLY;
- if (style & ES_WANTRETURN)
- m_windowStyle |= wxTE_PROCESS_ENTER;
+ if (style & ES_MULTILINE)
+ m_windowStyle |= wxTE_MULTILINE;
+ if (style & ES_PASSWORD)
+ m_windowStyle |= wxTE_PASSWORD;
+ if (style & ES_READONLY)
+ m_windowStyle |= wxTE_READONLY;
+ if (style & ES_WANTRETURN)
+ m_windowStyle |= wxTE_PROCESS_ENTER;
}
// ----------------------------------------------------------------------------
// we can't use wxGetWindowText() (i.e. WM_GETTEXT internally) for
// retrieving more than 64Kb under Win9x
#if wxUSE_RICHEDIT
- if ( m_isRich )
+ if ( IsRich() )
{
wxString str;
// edit controls mostly)
if ( (value.length() > 0x400) || (value != GetValue()) )
{
- wxString valueDos = wxTextFile::Translate(value, wxTextFileType_Dos);
+ // it is simpler to do this but it could be more efficient to reproduce
+ // WriteText() logic here
+ Clear();
- SetWindowText(GetHwnd(), valueDos.c_str());
+ WriteText(value);
- // for compatibility with the GTK and because it is more logical, we
- // move the cursor to the end of the text after SetValue()
+ // for compatibility, don't move the cursor when doing SetValue()
+ SetInsertionPoint(0);
+ }
+}
- // GRG, Jun/2000: Changed this back after a lot of discussion
- // in the lists. wxWindows 2.2 will have a set of flags to
- // customize this behaviour.
- //SetInsertionPointEnd();
+#if wxUSE_RICHEDIT
- AdjustSpaceLimit();
+DWORD CALLBACK wxRichEditStreamIn(DWORD dwCookie, BYTE *buf, LONG cb, LONG *pcb)
+{
+ *pcb = 0;
+
+ wchar_t *wbuf = (wchar_t *)buf;
+ const wchar_t *wpc = *(const wchar_t **)dwCookie;
+ while ( cb && *wpc )
+ {
+ *wbuf++ = *wpc++;
+
+ cb -= sizeof(wchar_t);
+ (*pcb) += sizeof(wchar_t);
+ }
+
+ *(const wchar_t **)dwCookie = wpc;
+
+ return 0;
+}
+
+extern long wxEncodingToCodepage(wxFontEncoding encoding); // from strconv.cpp
+
+bool wxTextCtrl::StreamIn(const wxString& value, wxFontEncoding encoding)
+{
+#if !wxUSE_UNICODE
+ // we have to use EM_STREAMIN to force richedit control 2.0+ to show any
+ // text in the non default charset - otherwise it thinks it knows better
+ // than we do and always shows it in the default one
+
+ // first get the Windows code page for this encoding
+ long codepage = wxEncodingToCodepage(encoding);
+ if ( codepage == -1 )
+ {
+ // unknown encoding
+ return FALSE;
}
+
+ // next translate to Unicode using this code page
+ int len = ::MultiByteToWideChar(codepage, 0, value, -1, NULL, 0);
+ wxWCharBuffer wchBuf(len);
+ if ( !::MultiByteToWideChar(codepage, 0, value, -1,
+ (wchar_t *)wchBuf.data(), len) )
+ {
+ wxLogLastError(_T("MultiByteToWideChar"));
+ }
+
+ // finally, stream it in the control
+ const wchar_t *wpc = wchBuf;
+#else
+ const wchar_t *wpc = value.c_str();
+#endif
+
+ EDITSTREAM eds;
+ wxZeroMemory(eds);
+ eds.dwCookie = (DWORD)&wpc;
+ // the cast below is needed for broken (very) old mingw32 headers
+ eds.pfnCallback = (EDITSTREAMCALLBACK)wxRichEditStreamIn;
+
+ if ( !::SendMessage(GetHwnd(), EM_STREAMIN,
+ SF_TEXT | SF_UNICODE | SFF_SELECTION,
+ (LPARAM)&eds) || eds.dwError )
+ {
+ wxLogLastError(_T("EM_STREAMIN"));
+
+ return FALSE;
+ }
+
+ return TRUE;
}
+#endif // wxUSE_RICHEDIT
+
void wxTextCtrl::WriteText(const wxString& value)
{
wxString valueDos = wxTextFile::Translate(value, wxTextFileType_Dos);
#if wxUSE_RICHEDIT
- // ensure that the new text will be in the default style
- if ( IsRich() &&
- (m_defaultStyle.HasFont() || m_defaultStyle.HasTextColour()) )
+ // there are several complications with the rich edit controls here
+ bool done = FALSE;
+ if ( IsRich() )
{
- long start, end;
- GetSelection(&start, &end);
- SetStyle(start, end, m_defaultStyle );
+ // first, ensure that the new text will be in the default style
+ if ( !m_defaultStyle.IsDefault() )
+ {
+ long start, end;
+ GetSelection(&start, &end);
+ SetStyle(start, end, m_defaultStyle );
+ }
+
+ // next check if the text we're inserting must be shown in a non
+ // default charset -- this only works for RichEdit > 1.0
+ if ( GetRichVersion() > 1 )
+ {
+ wxFont font = m_defaultStyle.GetFont();
+ if ( !font.Ok() )
+ font = GetFont();
+
+ if ( font.Ok() )
+ {
+ wxFontEncoding encoding = font.GetEncoding();
+ if ( encoding != wxFONTENCODING_SYSTEM )
+ {
+ done = StreamIn(valueDos, encoding);
+ }
+ }
+ }
}
-#endif // wxUSE_RICHEDIT
- SendMessage(GetHwnd(), EM_REPLACESEL, 0, (LPARAM)valueDos.c_str());
+ if ( !done )
+#endif // wxUSE_RICHEDIT
+ {
+ ::SendMessage(GetHwnd(), EM_REPLACESEL, 0, (LPARAM)valueDos.c_str());
+ }
AdjustSpaceLimit();
}
void wxTextCtrl::AppendText(const wxString& text)
{
SetInsertionPointEnd();
+
WriteText(text);
}
void wxTextCtrl::Clear()
{
- SetWindowText(GetHwnd(), wxT(""));
+ ::SetWindowText(GetHwnd(), wxT(""));
}
// ----------------------------------------------------------------------------
bool wxTextCtrl::CanPaste() const
{
+ if ( !IsEditable() )
+ return FALSE;
+
#if wxUSE_RICHEDIT
- if (m_isRich)
+ if ( IsRich() )
{
- int dataFormat = 0; // 0 == any format
- return (::SendMessage( GetHwnd(), EM_CANPASTE, (WPARAM) (UINT) dataFormat, 0) != 0);
+ UINT cf = 0; // 0 == any format
+
+ return ::SendMessage(GetHwnd(), EM_CANPASTE, cf, 0) != 0;
}
-#endif
- if (!IsEditable())
- return FALSE;
+#endif // wxUSE_RICHEDIT
// Standard edit control: check for straight text on clipboard
- bool isTextAvailable = FALSE;
- if ( ::OpenClipboard(GetHwndOf(wxTheApp->GetTopWindow())) )
- {
- isTextAvailable = (::IsClipboardFormatAvailable(CF_TEXT) != 0);
- ::CloseClipboard();
- }
+ if ( !::OpenClipboard(GetHwndOf(wxTheApp->GetTopWindow())) )
+ return FALSE;
+
+ bool isTextAvailable = ::IsClipboardFormatAvailable(CF_TEXT) != 0;
+ ::CloseClipboard();
return isTextAvailable;
}
void wxTextCtrl::SetInsertionPoint(long pos)
{
- HWND hWnd = GetHwnd();
-#ifdef __WIN32__
-#if wxUSE_RICHEDIT
- if ( m_isRich)
- {
- CHARRANGE range;
- range.cpMin = pos;
- range.cpMax = pos;
- SendMessage(hWnd, EM_EXSETSEL, 0, (LPARAM) &range);
- SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
- }
- else
-#endif // wxUSE_RICHEDIT
- {
- SendMessage(hWnd, EM_SETSEL, pos, pos);
- SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
- }
-#else // Win16
- SendMessage(hWnd, EM_SETSEL, 0, MAKELPARAM(pos, pos));
-#endif // Win32/16
+ SetSelection(pos, pos);
#if wxUSE_RICHEDIT
- if ( !m_isRich)
+ if ( !IsRich() )
#endif
{
static const wxChar *nothing = _T("");
- SendMessage(hWnd, EM_REPLACESEL, 0, (LPARAM)nothing);
+ SendMessage(GetHwnd(), EM_REPLACESEL, 0, (LPARAM)nothing);
}
}
long wxTextCtrl::GetInsertionPoint() const
{
#if wxUSE_RICHEDIT
- if (m_isRich)
+ if ( IsRich() )
{
CHARRANGE range;
range.cpMin = 0;
SendMessage(GetHwnd(), EM_EXGETSEL, 0, (LPARAM) &range);
return range.cpMin;
}
-#endif
+#endif // wxUSE_RICHEDIT
DWORD Pos = (DWORD)SendMessage(GetHwnd(), EM_GETSEL, 0, 0L);
return Pos & 0xFFFF;
void wxTextCtrl::GetSelection(long* from, long* to) const
{
#if wxUSE_RICHEDIT
- if (m_isRich)
+ if ( IsRich() )
{
CHARRANGE charRange;
- ::SendMessage(GetHwnd(), EM_EXGETSEL, 0, (LPARAM) (CHARRANGE*) & charRange);
+ ::SendMessage(GetHwnd(), EM_EXGETSEL, 0, (LPARAM) &charRange);
*from = charRange.cpMin;
*to = charRange.cpMax;
}
else
-#endif // rich/!rich
+#endif // !wxUSE_RICHEDIT
{
DWORD dwStart, dwEnd;
- WPARAM wParam = (WPARAM) &dwStart; // receives starting position
- LPARAM lParam = (LPARAM) &dwEnd; // receives ending position
-
- ::SendMessage(GetHwnd(), EM_GETSEL, wParam, lParam);
+ ::SendMessage(GetHwnd(), EM_GETSEL, (WPARAM)&dwStart, (LPARAM)&dwEnd);
*from = dwStart;
*to = dwEnd;
}
}
+wxString wxTextCtrl::GetStringSelection() const
+{
+ // the base class version works correctly for the rich text controls
+ // because there the lines are terminated with just '\r' which means that
+ // the string length is not changed in the result of the translations doen
+ // in GetValue() but for the normal ones when we replace "\r\n" with '\n'
+ // we break the indices
+#if wxUSE_RICHEDIT
+ if ( IsRich() )
+ return wxTextCtrlBase::GetStringSelection();
+#endif // wxUSE_RICHEDIT
+
+ long from, to;
+ GetSelection(&from, &to);
+
+ wxString str;
+ if ( from < to )
+ {
+ str = wxGetWindowText(GetHWND()).Mid(from, to - from);
+
+ // and now that we have the correct selection, convert it to the
+ // correct format
+ str = wxTextFile::Translate(str, wxTextFileType_Unix);
+ }
+
+ return str;
+}
+
bool wxTextCtrl::IsEditable() const
{
long style = ::GetWindowLong(GetHwnd(), GWL_STYLE);
}
// ----------------------------------------------------------------------------
-// Editing
+// selection
// ----------------------------------------------------------------------------
-void wxTextCtrl::Replace(long from, long to, const wxString& value)
+void wxTextCtrl::SetSelection(long from, long to)
{
- HWND hWnd = GetHwnd();
- long fromChar = from;
- long toChar = to;
-
- // Set selection and remove it
-#ifdef __WIN32__
- SendMessage(hWnd, EM_SETSEL, fromChar, toChar);
- SendMessage(hWnd, EM_REPLACESEL, (WPARAM)TRUE, (LPARAM)value.c_str());
-#else
- SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
- SendMessage(hWnd, EM_REPLACESEL, (WPARAM)0, (LPARAM)value.c_str());
-#endif
+ DoSetSelection(from, to);
}
-void wxTextCtrl::Remove(long from, long to)
+void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret)
{
+ // if from and to are both -1, it means (in wxWindows) that all text should
+ // be selected - translate into Windows convention
+ if ( (from == -1) && (to == -1) )
+ {
+ from = 0;
+ to = -1;
+ }
+
HWND hWnd = GetHwnd();
- long fromChar = from;
- long toChar = to;
- // Cut all selected text
#ifdef __WIN32__
- SendMessage(hWnd, EM_SETSEL, fromChar, toChar);
- SendMessage(hWnd, EM_REPLACESEL, (WPARAM)TRUE, (LPARAM)"");
-#else
- SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
- SendMessage(hWnd, EM_REPLACESEL, (WPARAM)0, (LPARAM)"");
-#endif
-}
-
-void wxTextCtrl::SetSelection(long from, long to)
-{
- HWND hWnd = GetHwnd();
- long fromChar = from;
- long toChar = to;
+#if wxUSE_RICHEDIT
+ if ( IsRich() )
+ {
+ CHARRANGE range;
+ range.cpMin = from;
+ range.cpMax = to;
+ SendMessage(hWnd, EM_EXSETSEL, 0, (LPARAM) &range);
+ }
+ else
+#endif // wxUSE_RICHEDIT
+ {
+ SendMessage(hWnd, EM_SETSEL, (WPARAM)from, (LPARAM)to);
+ }
- // if from and to are both -1, it means (in wxWindows) that all text should
- // be selected. Translate into Windows convention
- if ((from == -1) && (to == -1))
+ if ( scrollCaret )
{
- fromChar = 0;
- toChar = -1;
+ SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
}
+#else // Win16
+ // WPARAM is 0: selection is scrolled into view
+ SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(from, to));
+#endif // Win32/16
+}
+
+// ----------------------------------------------------------------------------
+// Editing
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::Replace(long from, long to, const wxString& value)
+{
+ // Set selection and remove it
+ DoSetSelection(from, to, FALSE);
+ SendMessage(GetHwnd(), EM_REPLACESEL,
#ifdef __WIN32__
- SendMessage(hWnd, EM_SETSEL, (WPARAM)fromChar, (LPARAM)toChar);
- SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
+ TRUE,
#else
- // WPARAM is 0: selection is scrolled into view
- SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
+ FALSE,
#endif
+ (LPARAM)value.c_str());
+}
+
+void wxTextCtrl::Remove(long from, long to)
+{
+ Replace(from, to, _T(""));
}
bool wxTextCtrl::LoadFile(const wxString& file)
// This gets the line number containing the character
int lineNo;
#if wxUSE_RICHEDIT
- if ( m_isRich )
+ if ( IsRich() )
{
lineNo = (int)SendMessage(hWnd, EM_EXLINEFROMCHAR, 0, (LPARAM)pos);
}
::SetMapMode(hdc, mode);
}
-#endif
+#endif // Win16
bool wxTextCtrl::AdjustSpaceLimit()
{
limit = len + 0x8000; // 32Kb
#if wxUSE_RICHEDIT
- if ( m_isRich )
+ if ( IsRich() )
{
// as a nice side effect, this also allows passing limit > 64Kb
::SendMessage(GetHwnd(), EM_EXLIMITTEXT, 0, limit);
bool changeSel = start != startOld || end != endOld;
if ( changeSel )
- SendMessage(GetHwnd(), EM_SETSEL, (WPARAM) start, (LPARAM) end);
+ {
+ DoSetSelection(start, end, FALSE);
+ }
// initialize CHARFORMAT struct
#if wxUSE_RICHEDIT2
if ( style.HasFont() )
{
+ // VZ: CFM_CHARSET doesn't seem to do anything at all in RichEdit 2.0
+ // but using it doesn't seem to hurt neither so leaving it for now
+
cf.dwMask |= CFM_FACE | CFM_SIZE | CFM_CHARSET |
CFM_ITALIC | CFM_BOLD | CFM_UNDERLINE;
if ( changeSel )
{
// restore the original selection
- SendMessage(GetHwnd(), EM_SETSEL, (WPARAM)startOld, (LPARAM)endOld);
+ DoSetSelection(startOld, endOld, FALSE);
}
return ok;
projects / wxWidgets.git / blobdiff