#define CFM_BACKCOLOR 0x04000000
#endif
+// cygwin does not have these defined for richedit
+#ifndef ENM_LINK
+ #define ENM_LINK 0x04000000
+#endif
+
+#ifndef EM_AUTOURLDETECT
+ #define EM_AUTOURLDETECT (WM_USER + 91)
+#endif
+
+#ifndef EN_LINK
+ #define EN_LINK 0x070b
+
+ typedef struct _enlink
+ {
+ NMHDR nmhdr;
+ UINT msg;
+ WPARAM wParam;
+ LPARAM lParam;
+ CHARRANGE chrg;
+ } 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
}
// translate wxWin style flags to MSW ones, checking for consistency while
// doing it
- long msStyle = ES_LEFT | WS_VISIBLE | WS_CHILD | WS_TABSTOP;
+ long msStyle = ES_LEFT | WS_TABSTOP;
if ( m_windowStyle & wxCLIP_SIBLINGS )
msStyle |= WS_CLIPSIBLINGS;
msStyle |= WS_VSCROLL;
m_windowStyle |= wxTE_PROCESS_ENTER;
}
- else
+ else // !multiline
+ {
+ // there is really no reason to not have this style for single line
+ // text controls
msStyle |= ES_AUTOHSCROLL;
+ }
- if (m_windowStyle & wxHSCROLL)
- msStyle |= (WS_HSCROLL | ES_AUTOHSCROLL);
+ if ( m_windowStyle & wxHSCROLL )
+ msStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
- if (m_windowStyle & wxTE_READONLY)
+ if ( m_windowStyle & wxTE_READONLY )
msStyle |= ES_READONLY;
- if (m_windowStyle & wxTE_PASSWORD) // hidden input
+ if ( m_windowStyle & wxTE_PASSWORD )
msStyle |= ES_PASSWORD;
- if (m_windowStyle & wxTE_AUTO_SCROLL)
- msStyle |= ES_AUTOHSCROLL;
+ if ( m_windowStyle & wxTE_AUTO_SCROLL )
+ msStyle |= ES_AUTOHSCROLL;
+ if ( m_windowStyle & wxTE_NOHIDESEL )
+ msStyle |= ES_NOHIDESEL;
// we always want the characters and the arrows
m_lDlgCode = DLGC_WANTCHARS | DLGC_WANTARROWS;
}
}
- if ( s_errorGiven )
- {
- m_isRich = FALSE;
- }
- else
+ if ( !s_errorGiven )
{
msStyle |= ES_AUTOVSCROLL;
- 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
- bool want3D;
- WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
-
- // Even with extended styles, need to combine with WS_BORDER for them to
- // look right.
- if ( want3D || wxStyleHasBorder(m_windowStyle) )
- msStyle |= WS_BORDER;
-
- // NB: don't use pos and size as CreateWindowEx arguments because they
- // might be -1 in which case we should use the default values (and
- // SetSize called below takes care of it)
- m_hWnd = (WXHWND)::CreateWindowEx(exStyle,
- windowClass.c_str(),
- NULL,
- msStyle,
- 0, 0, 0, 0,
- GetHwndOf(parent),
- (HMENU)m_windowId,
- wxGetInstance(),
- NULL);
-
- wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create text ctrl") );
-
-#if wxUSE_CTL3D
- if ( want3D )
+ // we need to turn '\n's into "\r\n"s for the multiline controls
+ wxString valueWin;
+ if ( m_windowStyle & wxTE_MULTILINE )
{
- Ctl3dSubclassCtl(GetHwnd());
- m_useCtl3D = TRUE;
+ valueWin = wxTextFile::Translate(value, wxTextFileType_Dos);
}
-#endif
+ else // single line
+ {
+ valueWin = value;
+ }
+
+ if ( !MSWCreateControl(windowClass, msStyle, pos, size, valueWin) )
+ return FALSE;
+
+ 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;
}
#endif // wxUSE_RICHEDIT
- SubclassWin(GetHWND());
-
- // set font, position, size and initial value
- wxFont& fontParent = parent->GetFont();
- if ( fontParent.Ok() )
- {
- SetFont(fontParent);
- }
- else
- {
- SetFont(wxSystemSettings::GetSystemFont(wxSYS_SYSTEM_FONT));
- }
-
- // Causes a crash for Symantec C++ and WIN32 for some reason
-#if !(defined(__SC__) && defined(__WIN32__))
- if ( !value.IsEmpty() )
- {
- SetValue(value);
- }
-#endif
-
- // set colours
- SetupColours();
-
- SetSize(pos.x, pos.y, size.x, size.y);
-
return TRUE;
}
// 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;
-}
-
-void wxTextCtrl::SetupColours()
-{
- wxColour bkgndColour;
-// if (IsEditable() || (m_windowStyle & wxTE_MULTILINE))
- bkgndColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW);
-// else
-// bkgndColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
-
- SetBackgroundColour(bkgndColour);
- SetForegroundColour(GetParent()->GetForegroundColour());
+ 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();
+
+ WriteText(value);
- SetWindowText(GetHwnd(), valueDos.c_str());
+ // mark the control as being not dirty - we changed its text, not the
+ // user
+ DiscardEdits();
- // 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 && !wxUSE_UNICODE
- 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)
+{
+ // 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;
+
+ 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 );
+ }
+
+#if !wxUSE_UNICODE
+ // 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_UNICODE
}
-#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
-
- static const wxChar *nothing = _T("");
- SendMessage(hWnd, EM_REPLACESEL, 0, (LPARAM)nothing);
+ SetSelection(pos, pos);
}
void wxTextCtrl::SetInsertionPointEnd()
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)
{
-#if wxUSE_CLIPBOARD
+ DoSetSelection(from, 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;
- // Set selection and remove it
#ifdef __WIN32__
- SendMessage(hWnd, EM_SETSEL, fromChar, toChar);
-#else
- SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
-#endif
- SendMessage(hWnd, WM_CUT, (WPARAM)0, (LPARAM)0);
+#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 ( scrollCaret )
+ {
+#if wxUSE_RICHEDIT
+ // EM_SCROLLCARET doesn't work for me with the richedit controls
+ // unless it has focus although I don't see any mention of it in the
+ // docs - this is the only workaround I found. Of course it's not
+ // perfect as it adds the dummy focus set/kill events but it's still
+ // better than nothing
+ HWND hwndFocusOld;
+ if ( IsRich() )
+ {
+ hwndFocusOld = ::GetFocus();
+ if ( hwndFocusOld == GetHwnd() )
+ {
+ // don't change focus
+ hwndFocusOld = 0;
+ }
+
+ if ( hwndFocusOld )
+ {
+ ::SetFocus(GetHwnd());
+ }
+ }
+ else // not rich
+ {
+ hwndFocusOld = 0;
+ }
+#endif // wxUSE_RICHEDIT
- // Now replace with 'value', by pasting.
- wxSetClipboardData(wxDF_TEXT, (wxObject *) (const wxChar *)value, 0, 0);
+ SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
- // Paste into edit control
- SendMessage(hWnd, WM_PASTE, (WPARAM)0, (LPARAM)0L);
-#else
- wxFAIL_MSG("wxTextCtrl::Replace not implemented if wxUSE_CLIPBOARD is 0.");
-#endif
+#if wxUSE_RICHEDIT
+ if ( hwndFocusOld )
+ {
+ ::SetFocus(hwndFocusOld);
+ }
+#endif // wxUSE_RICHEDIT
+ }
+#else // Win16
+ // WPARAM is 0: selection is scrolled into view
+ SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(from, to));
+#endif // Win32/16
}
-void wxTextCtrl::Remove(long from, long to)
+// ----------------------------------------------------------------------------
+// Editing
+// ----------------------------------------------------------------------------
+
+void wxTextCtrl::Replace(long from, long to, const wxString& value)
{
- HWND hWnd = GetHwnd();
- long fromChar = from;
- long toChar = to;
+ // Set selection and remove it
+ DoSetSelection(from, to, FALSE /* don't scroll caret into view */);
- // Cut all selected text
+ SendMessage(GetHwnd(), EM_REPLACESEL,
#ifdef __WIN32__
- SendMessage(hWnd, EM_SETSEL, fromChar, toChar);
+ TRUE,
#else
- SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
+ FALSE,
#endif
- SendMessage(hWnd, WM_CUT, (WPARAM)0, (LPARAM)0);
+ (LPARAM)value.c_str());
}
-void wxTextCtrl::SetSelection(long from, long to)
+void wxTextCtrl::Remove(long from, long to)
{
- HWND hWnd = GetHwnd();
- long fromChar = from;
- long toChar = 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))
- {
- fromChar = 0;
- toChar = -1;
- }
-
-#ifdef __WIN32__
- SendMessage(hWnd, EM_SETSEL, (WPARAM)fromChar, (LPARAM)toChar);
- SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0);
-#else
- // WPARAM is 0: selection is scrolled into view
- SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar));
-#endif
+ 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);
}
return str;
}
+void wxTextCtrl::SetMaxLength(unsigned long len)
+{
+ ::SendMessage(GetHwnd(), EM_LIMITTEXT, len, 0);
+}
+
// ----------------------------------------------------------------------------
// Undo/redo
// ----------------------------------------------------------------------------
}
}
+// ----------------------------------------------------------------------------
+// kbd input processing
+// ----------------------------------------------------------------------------
+
+bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg)
+{
+ MSG *msg = (MSG *)pMsg;
+
+ // check for our special keys here: if we don't do it and the parent frame
+ // uses them as accelerators, they wouldn't work at all, so we disable
+ // usual preprocessing for them
+ if ( msg->message == WM_KEYDOWN )
+ {
+ WORD vkey = msg->wParam;
+ if ( (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN )
+ {
+ if ( vkey == VK_BACK )
+ return FALSE;
+ }
+ else // no Alt
+ {
+ if ( wxIsCtrlDown() )
+ {
+ switch ( vkey )
+ {
+ case 'C':
+ case 'V':
+ case 'X':
+ case VK_INSERT:
+ case VK_DELETE:
+ case VK_HOME:
+ case VK_END:
+ return FALSE;
+ }
+ }
+ else if ( wxIsShiftDown() )
+ {
+ if ( vkey == VK_INSERT || vkey == VK_DELETE )
+ return FALSE;
+ }
+ }
+ }
+
+ return wxControl::MSWShouldPreProcessMessage(pMsg);
+}
+
void wxTextCtrl::OnChar(wxKeyEvent& event)
{
switch ( event.KeyCode() )
case EN_KILLFOCUS:
{
wxFocusEvent event(param == EN_KILLFOCUS ? wxEVT_KILL_FOCUS
- : wxEVT_SET_FOCUS,
- m_windowId);
+ : wxEVT_SET_FOCUS,
+ m_windowId);
event.SetEventObject( this );
GetEventHandler()->ProcessEvent(event);
}
case EN_MAXTEXT:
// the text size limit has been hit - increase it
- AdjustSpaceLimit();
+ if ( !AdjustSpaceLimit() )
+ {
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_MAXLEN, m_windowId);
+ InitCommandEvent(event);
+ event.SetString(GetValue());
+ ProcessCommand(event);
+ }
break;
// the other notification messages are not processed
::SetMapMode(hdc, mode);
}
-#endif
+#endif // Win16
-void wxTextCtrl::AdjustSpaceLimit()
+bool wxTextCtrl::AdjustSpaceLimit()
{
#ifndef __WIN16__
- unsigned int len = ::GetWindowTextLength(GetHwnd()),
- limit = ::SendMessage(GetHwnd(), EM_GETLIMITTEXT, 0, 0);
+ unsigned int limit = ::SendMessage(GetHwnd(), EM_GETLIMITTEXT, 0, 0);
+
+ // HACK: we try to automatically extend the limit for the amount of text
+ // to allow (interactively) entering more than 64Kb of text under
+ // Win9x but we shouldn't reset the text limit which was previously
+ // set explicitly with SetMaxLength()
+ //
+ // we could solve this by storing the limit we set in wxTextCtrl but
+ // to save space we prefer to simply test here the actual limit
+ // value: we consider that SetMaxLength() can only be called for
+ // values < 32Kb
+ if ( limit < 0x8000 )
+ {
+ // we've got more text than limit set by SetMaxLength()
+ return FALSE;
+ }
+
+ unsigned int len = ::GetWindowTextLength(GetHwnd());
if ( len >= limit )
{
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);
}
}
#endif // !Win16
+
+ // we changed the limit
+ return TRUE;
}
bool wxTextCtrl::AcceptsFocus() const
bool changeSel = start != startOld || end != endOld;
if ( changeSel )
- SendMessage(GetHwnd(), EM_SETSEL, (WPARAM) start, (LPARAM) end);
+ {
+ DoSetSelection(start, end, FALSE /* don't scroll caret into view */);
+ }
// 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