#define SF_UNICODE 0x0010
#endif
+// Watcom C++ doesn't define this
+#ifndef SCF_ALL
+#define SCF_ALL 0x0004
+#endif
+
// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------
#if wxUSE_RICHEDIT
-// this module initializes RichEdit DLL if needed
+// this module initializes RichEdit DLL(s) if needed
class wxRichEditModule : public wxModule
{
public:
virtual bool OnInit();
virtual void OnExit();
- // get the version currently loaded, -1 if none
- static int GetLoadedVersion() { return ms_verRichEdit; }
-
// load the richedit DLL of at least of required version
static bool Load(int version = 1);
private:
- // the handle to richedit DLL and the version of the DLL loaded
- static HINSTANCE ms_hRichEdit;
-
- // the DLL version loaded or -1 if none
- static int ms_verRichEdit;
+ // the handles to richedit 1.0 and 2.0 (or 3.0) DLLs
+ static HINSTANCE ms_hRichEdit[2];
DECLARE_DYNAMIC_CLASS(wxRichEditModule)
};
-HINSTANCE wxRichEditModule::ms_hRichEdit = (HINSTANCE)NULL;
-int wxRichEditModule::ms_verRichEdit = -1;
+HINSTANCE wxRichEditModule::ms_hRichEdit[2] = { NULL, NULL };
IMPLEMENT_DYNAMIC_CLASS(wxRichEditModule, wxModule)
{
#if wxUSE_RICHEDIT
m_verRichEdit = 0;
-#endif
+
+ m_suppressNextUpdate = FALSE;
+#endif // wxUSE_RICHEDIT
}
bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
if ( parent )
parent->AddChild(this);
- // translate wxWin style flags to MSW ones, checking for consistency while
- // doing it
- long msStyle = ES_LEFT | WS_TABSTOP;
+ // translate wxWin style flags to MSW ones
+ WXDWORD msStyle = MSWGetCreateWindowFlags();
- if ( m_windowStyle & wxCLIP_SIBLINGS )
- msStyle |= WS_CLIPSIBLINGS;
+ // do create the control - either an EDIT or RICHEDIT
+ wxString windowClass = wxT("EDIT");
- if ( m_windowStyle & wxTE_MULTILINE )
+#if wxUSE_RICHEDIT
+ if ( m_windowStyle & wxTE_AUTO_URL )
{
- wxASSERT_MSG( !(m_windowStyle & wxTE_PROCESS_ENTER),
- wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
-
- msStyle |= ES_MULTILINE | ES_WANTRETURN;
- if ((m_windowStyle & wxTE_NO_VSCROLL) == 0)
- msStyle |= WS_VSCROLL;
- m_windowStyle |= wxTE_PROCESS_ENTER;
+ // automatic URL detection only works in RichEdit 2.0+
+ m_windowStyle |= wxTE_RICH2;
}
- else // !multiline
+
+ if ( m_windowStyle & wxTE_RICH2 )
{
- // there is really no reason to not have this style for single line
- // text controls
- msStyle |= ES_AUTOHSCROLL;
+ // using richedit 2.0 implies using wxTE_RICH
+ m_windowStyle |= wxTE_RICH;
}
- if ( m_windowStyle & wxHSCROLL )
- msStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
-
- if ( m_windowStyle & wxTE_READONLY )
- msStyle |= ES_READONLY;
-
- if ( m_windowStyle & wxTE_PASSWORD )
- msStyle |= ES_PASSWORD;
-
- 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;
-
- // we may have several different cases:
- // 1. normal case: both TAB and ENTER are used for dialog navigation
- // 2. ctrl which wants TAB for itself: ENTER is used to pass to the next
- // control in the dialog
- // 3. ctrl which wants ENTER for itself: TAB is used for dialog navigation
- // 4. ctrl which wants both TAB and ENTER: Ctrl-ENTER is used to pass to
- // the next control
- if ( m_windowStyle & wxTE_PROCESS_ENTER )
- m_lDlgCode |= DLGC_WANTMESSAGE;
- if ( m_windowStyle & wxTE_PROCESS_TAB )
- m_lDlgCode |= DLGC_WANTTAB;
-
- // do create the control - either an EDIT or RICHEDIT
- wxString windowClass = wxT("EDIT");
-
-#if wxUSE_RICHEDIT
+ // we need to load the richedit DLL before creating the rich edit control
if ( m_windowStyle & wxTE_RICH )
{
- static bool s_errorGiven = FALSE; // MT-FIXME
+ static bool s_errorGiven = FALSE;// MT-FIXME
+
+ // Which version do we need? Use 1.0 by default because it is much more
+ // like the the standard EDIT or 2.0 if explicitly requested, but use
+ // only 2.0 in Unicode mode as 1.0 doesn't support Unicode at all
+ //
+ // TODO: RichEdit 3.0 is apparently capable of emulating RichEdit 1.0
+ // (and thus EDIT) much better than RichEdit 2.0 so we probably
+ // should use 3.0 if available as it is the best of both worlds -
+ // but as I can't test it right now I don't do it (VZ)
+#if wxUSE_UNICODE
+ const int verRichEdit = 2;
+#else // !wxUSE_UNICODE
+ int verRichEdit = m_windowStyle & wxTE_RICH2 ? 2 : 1;
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
// only give the error msg once if the DLL can't be loaded
if ( !s_errorGiven )
{
- // first try to load the RichEdit DLL (will do nothing if already
- // done)
- if ( !wxRichEditModule::Load() )
+ // try to load the RichEdit DLL (will do nothing if already done)
+ if ( !wxRichEditModule::Load(verRichEdit) )
{
- wxLogError(_("Impossible to create a rich edit control, using simple text control instead. Please reinstall riched32.dll"));
+#if !wxUSE_UNICODE
+ // try another version?
+ verRichEdit = 3 - verRichEdit; // 1 <-> 2
- s_errorGiven = TRUE;
+ if ( !wxRichEditModule::Load(verRichEdit) )
+#endif // wxUSE_UNICODE
+ {
+ wxLogError(_("Impossible to create a rich edit control, using simple text control instead. Please reinstall riched32.dll"));
+
+ s_errorGiven = TRUE;
+ }
}
}
+ // have we managed to load any richedit version?
if ( !s_errorGiven )
{
msStyle |= ES_AUTOVSCROLL;
- m_verRichEdit = wxRichEditModule::GetLoadedVersion();
+ m_verRichEdit = verRichEdit;
if ( m_verRichEdit == 1 )
{
windowClass = wxT("RICHEDIT");
if ( !MSWCreateControl(windowClass, msStyle, pos, size, valueWin) )
return FALSE;
- SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
+ SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
#if wxUSE_RICHEDIT
if ( IsRich() )
{
- // have to enable events manually
- LPARAM mask = ENM_CHANGE | ENM_DROPFILES | ENM_SELCHANGE | ENM_UPDATE;
+ // enable the events we're interested in: we want to get EN_CHANGE as
+ // for the normal controls
+ LPARAM mask = ENM_CHANGE;
- if ( m_windowStyle & wxTE_AUTO_URL )
+ if ( GetRichVersion() == 1 )
+ {
+ // we also need EN_MSGFILTER for richedit 1.0 for the reasons
+ // explained in its handler
+ mask |= ENM_MOUSEEVENTS;
+ }
+ else if ( m_windowStyle & wxTE_AUTO_URL )
{
mask |= ENM_LINK;
m_windowStyle |= wxTE_PROCESS_ENTER;
}
+WXDWORD wxTextCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const
+{
+ // default border for the text controls is the sunken one
+ if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
+ {
+ style |= wxBORDER_SUNKEN;
+ }
+
+ long msStyle = wxControl::MSWGetStyle(style, exstyle);
+
+ // default styles
+ msStyle |= ES_LEFT;
+
+ if ( style & wxTE_MULTILINE )
+ {
+ wxASSERT_MSG( !(style & wxTE_PROCESS_ENTER),
+ wxT("wxTE_PROCESS_ENTER style is ignored for multiline text controls (they always process it)") );
+
+ msStyle |= ES_MULTILINE | ES_WANTRETURN;
+ if ( !(style & wxTE_NO_VSCROLL) )
+ msStyle |= WS_VSCROLL;
+
+ style |= wxTE_PROCESS_ENTER;
+ }
+ else // !multiline
+ {
+ // there is really no reason to not have this style for single line
+ // text controls
+ msStyle |= ES_AUTOHSCROLL;
+ }
+
+ if ( style & wxHSCROLL )
+ msStyle |= WS_HSCROLL | ES_AUTOHSCROLL;
+
+ if ( style & wxTE_READONLY )
+ msStyle |= ES_READONLY;
+
+ if ( style & wxTE_PASSWORD )
+ msStyle |= ES_PASSWORD;
+
+ if ( style & wxTE_AUTO_SCROLL )
+ msStyle |= ES_AUTOHSCROLL;
+
+ if ( style & wxTE_NOHIDESEL )
+ msStyle |= ES_NOHIDESEL;
+
+ return msStyle;
+}
+
+void wxTextCtrl::SetWindowStyleFlag(long style)
+{
+#if wxUSE_RICHEDIT
+ // we have to deal with some styles separately because they can't be
+ // changed by simply calling SetWindowLong(GWL_STYLE) but can be changed
+ // using richedit-specific EM_SETOPTIONS
+ if ( IsRich() &&
+ ((style & wxTE_NOHIDESEL) != (GetWindowStyle() & wxTE_NOHIDESEL)) )
+ {
+ bool set = (style & wxTE_NOHIDESEL) != 0;
+
+ ::SendMessage(GetHwnd(), EM_SETOPTIONS, set ? ECOOP_OR : ECOOP_AND,
+ set ? ECO_NOHIDESEL : ~ECO_NOHIDESEL);
+ }
+#endif // wxUSE_RICHEDIT
+
+ wxControl::SetWindowStyleFlag(style);
+}
+
// ----------------------------------------------------------------------------
// set/get the controls text
// ----------------------------------------------------------------------------
wxString wxTextCtrl::GetValue() const
{
- // we can't use wxGetWindowText() (i.e. WM_GETTEXT internally) for
- // retrieving more than 64Kb under Win9x
+ // range 0..-1 is special for GetRange() and means to retrieve all text
+ return GetRange(0, -1);
+}
+
+wxString wxTextCtrl::GetRange(long from, long to) const
+{
+ wxString str;
+
+ if ( from >= to && to != -1 )
+ {
+ // nothing to retrieve
+ return str;
+ }
+
#if wxUSE_RICHEDIT
if ( IsRich() )
{
- wxString str;
-
int len = GetWindowTextLength(GetHwnd());
- if ( len )
+ if ( len > from )
{
// alloc one extra WORD as needed by the control
wxChar *p = str.GetWriteBuf(++len);
TEXTRANGE textRange;
- textRange.chrg.cpMin = 0;
- textRange.chrg.cpMax = -1;
+ textRange.chrg.cpMin = from;
+ textRange.chrg.cpMax = to == -1 ? len : to;
textRange.lpstrText = p;
(void)SendMessage(GetHwnd(), EM_GETTEXTRANGE, 0, (LPARAM)&textRange);
- // believe it or not, but EM_GETTEXTRANGE uses just CR ('\r') for
- // the newlines which is neither Unix nor Windows style (Win95 with
- // riched20.dll shows this behaviour) - convert it to something
- // reasonable
- for ( ; *p; p++ )
+ if ( m_verRichEdit > 1 )
{
- if ( *p == _T('\r') )
- *p = _T('\n');
+ // RichEdit 2.0 uses just CR ('\r') for the newlines which is
+ // neither Unix nor Windows style - convert it to something
+ // reasonable
+ for ( ; *p; p++ )
+ {
+ if ( *p == _T('\r') )
+ *p = _T('\n');
+ }
}
str.UngetWriteBuf();
+
+ if ( m_verRichEdit == 1 )
+ {
+ // convert to the canonical form - see comment below
+ str = wxTextFile::Translate(str, wxTextFileType_Unix);
+ }
}
//else: no text at all, leave the string empty
-
- return str;
}
+ else
#endif // wxUSE_RICHEDIT
+ {
+ // retrieve all text
+ str = wxGetWindowText(GetHWND());
- // WM_GETTEXT uses standard DOS CR+LF (\r\n) convention - convert to the
- // same one as above for consitency
- wxString str = wxGetWindowText(GetHWND());
+ // need only a range?
+ if ( from < to )
+ {
+ str = str.Mid(from, to - from);
+ }
- return wxTextFile::Translate(str, wxTextFileType_Unix);
+ // WM_GETTEXT uses standard DOS CR+LF (\r\n) convention - convert to the
+ // canonical one (same one as above) for consistency with the other kinds
+ // of controls and, more importantly, with the other ports
+ str = wxTextFile::Translate(str, wxTextFileType_Unix);
+ }
+
+ return str;
}
void wxTextCtrl::SetValue(const wxString& value)
// edit controls mostly)
if ( (value.length() > 0x400) || (value != GetValue()) )
{
- // it is simpler to do this but it could be more efficient to reproduce
- // WriteText() logic here
- Clear();
+ DoWriteText(value, FALSE /* not selection only */);
- WriteText(value);
+ // mark the control as being not dirty - we changed its text, not the
+ // user
+ DiscardEdits();
// for compatibility, don't move the cursor when doing SetValue()
SetInsertionPoint(0);
}
}
-#if wxUSE_RICHEDIT
+#if wxUSE_RICHEDIT && (!wxUSE_UNICODE || wxUSE_UNICODE_MSLU)
DWORD CALLBACK wxRichEditStreamIn(DWORD dwCookie, BYTE *buf, LONG cb, LONG *pcb)
{
return 0;
}
-extern long wxEncodingToCodepage(wxFontEncoding encoding); // from strconv.cpp
+extern long wxEncodingToCodepage(wxFontEncoding encoding); // from utils.cpp
+
+#ifdef __WXWINE__
+bool wxTextCtrl::StreamIn(const wxString& value,
+ wxFontEncoding WXUNUSED(encoding),
+ bool selectionOnly)
+{
+ return FALSE;
+}
+#else
-bool wxTextCtrl::StreamIn(const wxString& value, wxFontEncoding encoding)
+#if wxUSE_UNICODE_MSLU
+bool wxTextCtrl::StreamIn(const wxString& value,
+ wxFontEncoding WXUNUSED(encoding),
+ bool selectionOnly)
+{
+ const wchar_t *wpc = value.c_str();
+#else // !wxUSE_UNICODE_MSLU
+bool wxTextCtrl::StreamIn(const wxString& value,
+ wxFontEncoding encoding,
+ bool selectionOnly)
{
// 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
// next translate to Unicode using this code page
int len = ::MultiByteToWideChar(codepage, 0, value, -1, NULL, 0);
+
+#if wxUSE_WCHAR_T
wxWCharBuffer wchBuf(len);
+#else
+ wchar_t *wchBuf = (wchar_t *)malloc((len + 1)*sizeof(wchar_t));
+#endif
+
if ( !::MultiByteToWideChar(codepage, 0, value, -1,
- (wchar_t *)wchBuf.data(), len) )
+ (wchar_t *)(const wchar_t *)wchBuf, len) )
{
wxLogLastError(_T("MultiByteToWideChar"));
}
// finally, stream it in the control
const wchar_t *wpc = wchBuf;
+#endif // wxUSE_UNICODE_MSLU
EDITSTREAM eds;
wxZeroMemory(eds);
eds.pfnCallback = (EDITSTREAMCALLBACK)wxRichEditStreamIn;
if ( !::SendMessage(GetHwnd(), EM_STREAMIN,
- SF_TEXT | SF_UNICODE | SFF_SELECTION,
+ SF_TEXT |
+ SF_UNICODE |
+ (selectionOnly ? SFF_SELECTION : 0),
(LPARAM)&eds) || eds.dwError )
{
wxLogLastError(_T("EM_STREAMIN"));
-
- return FALSE;
}
+#if !wxUSE_WCHAR_T
+ free(wchBuf);
+#endif // !wxUSE_WCHAR_T
+
return TRUE;
}
+#endif
+ // __WXWINE__
+
#endif // wxUSE_RICHEDIT
void wxTextCtrl::WriteText(const wxString& value)
{
- wxString valueDos = wxTextFile::Translate(value, wxTextFileType_Dos);
+ DoWriteText(value);
+}
+
+void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly)
+{
+ wxString valueDos;
+ if ( m_windowStyle & wxTE_MULTILINE )
+ valueDos = wxTextFile::Translate(value, wxTextFileType_Dos);
+ else
+ valueDos = value;
#if wxUSE_RICHEDIT
// there are several complications with the rich edit controls here
{
long start, end;
GetSelection(&start, &end);
- SetStyle(start, end, m_defaultStyle );
+ SetStyle(start, end, m_defaultStyle);
}
+#if wxUSE_UNICODE_MSLU
+ // RichEdit doesn't have Unicode version of EM_REPLACESEL on Win9x,
+ // but EM_STREAMIN works
+ if ( wxUsingUnicowsDll() && GetRichVersion() > 1 )
+ {
+ done = StreamIn(valueDos, wxFONTENCODING_SYSTEM, selectionOnly);
+ }
+#endif // wxUSE_UNICODE_MSLU
+
+#if !wxUSE_UNICODE && !defined(__WXWINE__)
// 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 )
wxFontEncoding encoding = font.GetEncoding();
if ( encoding != wxFONTENCODING_SYSTEM )
{
- done = StreamIn(valueDos, encoding);
+ done = StreamIn(valueDos, encoding, selectionOnly);
}
}
}
+#endif // !wxUSE_UNICODE
}
if ( !done )
#endif // wxUSE_RICHEDIT
{
- ::SendMessage(GetHwnd(), EM_REPLACESEL, 0, (LPARAM)valueDos.c_str());
+#if wxUSE_RICHEDIT
+ // rich edit text control sends us 2 EN_CHANGE events when we send
+ // WM_SETTEXT to it, we have to suppress one of them to make wxTextCtrl
+ // behaviour consistent
+ if ( IsRich() )
+ {
+ m_suppressNextUpdate = TRUE;
+ }
+#endif // wxUSE_RICHEDIT
+
+ ::SendMessage(GetHwnd(), selectionOnly ? EM_REPLACESEL : WM_SETTEXT,
+ 0, (LPARAM)valueDos.c_str());
}
AdjustSpaceLimit();
void wxTextCtrl::Clear()
{
::SetWindowText(GetHwnd(), wxT(""));
+
+#if wxUSE_RICHEDIT
+ if ( !IsRich() )
+#endif // wxUSE_RICHEDIT
+ {
+ // rich edit controls send EN_UPDATE from WM_SETTEXT handler themselves
+ // but the normal ones don't -- make Clear() behaviour consistent by
+ // always sending this event
+ SendUpdateEvent();
+ }
+}
+
+#ifdef __WIN32__
+
+bool wxTextCtrl::EmulateKeyPress(const wxKeyEvent& event)
+{
+ SetFocus();
+
+ size_t lenOld = GetValue().length();
+
+ wxUint32 code = event.GetRawKeyCode();
+ ::keybd_event(code, 0, 0 /* key press */, 0);
+ ::keybd_event(code, 0, KEYEVENTF_KEYUP, 0);
+
+ // assume that any alphanumeric key changes the total number of characters
+ // in the control - this should work in 99% of cases
+ return GetValue().length() != lenOld;
}
+#endif // __WIN32__
+
// ----------------------------------------------------------------------------
// Clipboard operations
// ----------------------------------------------------------------------------
{
if (CanCopy())
{
- HWND hWnd = GetHwnd();
- SendMessage(hWnd, WM_COPY, 0, 0L);
+ ::SendMessage(GetHwnd(), WM_COPY, 0, 0L);
}
}
{
if (CanCut())
{
- HWND hWnd = GetHwnd();
- SendMessage(hWnd, WM_CUT, 0, 0L);
+ ::SendMessage(GetHwnd(), WM_CUT, 0, 0L);
}
}
{
if (CanPaste())
{
- HWND hWnd = GetHwnd();
- SendMessage(hWnd, WM_PASTE, 0, 0L);
+ ::SendMessage(GetHwnd(), WM_PASTE, 0, 0L);
}
}
{
// Can copy if there's a selection
long from, to;
- GetSelection(& from, & to);
- return (from != to) ;
+ GetSelection(&from, &to);
+ return from != to;
}
bool wxTextCtrl::CanCut() const
{
- // Can cut if there's a selection
- long from, to;
- GetSelection(& from, & to);
- return (from != to) && (IsEditable());
+ return CanCopy() && IsEditable();
}
bool wxTextCtrl::CanPaste() const
void wxTextCtrl::SetInsertionPoint(long pos)
{
- SetSelection(pos, pos);
+ DoSetSelection(pos, pos);
+}
+
+void wxTextCtrl::SetInsertionPointEnd()
+{
+ long pos;
#if wxUSE_RICHEDIT
- if ( !IsRich() )
-#endif
+ if ( m_verRichEdit == 1 )
{
- static const wxChar *nothing = _T("");
- SendMessage(GetHwnd(), EM_REPLACESEL, 0, (LPARAM)nothing);
+ // we don't have to waste time calling GetLastPosition() in this case
+ pos = -1;
+ }
+ else // !RichEdit 1.0
+#endif // wxUSE_RICHEDIT
+ {
+ pos = GetLastPosition();
}
-}
-void wxTextCtrl::SetInsertionPointEnd()
-{
- long pos = GetLastPosition();
SetInsertionPoint(pos);
}
long wxTextCtrl::GetLastPosition() const
{
- HWND hWnd = GetHwnd();
-
- // Will always return a number > 0 (according to docs)
- int noLines = (int)SendMessage(hWnd, EM_GETLINECOUNT, (WPARAM)0, (LPARAM)0L);
-
- // This gets the char index for the _beginning_ of the last line
- int charIndex = (int)SendMessage(hWnd, EM_LINEINDEX, (WPARAM)(noLines-1), (LPARAM)0L);
+ int numLines = GetNumberOfLines();
+ long posStartLastLine = XYToPosition(0, numLines - 1);
- // Get number of characters in the last line. We'll add this to the character
- // index for the last line, 1st position.
- int lineLength = (int)SendMessage(hWnd, EM_LINELENGTH, (WPARAM)charIndex, (LPARAM)0L);
+ long lenLastLine = GetLengthOfLineContainingPos(posStartLastLine);
- return (long)(charIndex + lineLength);
+ return posStartLastLine + lenLastLine;
}
// If the return values from and to are the same, there is no
}
}
-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
{
+ // strangely enough, we may be called before the control is created: our
+ // own Create() calls MSWGetStyle() which calls AcceptsFocus() which calls
+ // us
+ if ( !m_hWnd )
+ return TRUE;
+
long style = ::GetWindowLong(GetHwnd(), GWL_STYLE);
- return ((style & ES_READONLY) == 0);
+ return (style & ES_READONLY) == 0;
}
// ----------------------------------------------------------------------------
// ----------------------------------------------------------------------------
void wxTextCtrl::SetSelection(long from, long to)
-{
- 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
to = -1;
}
+ DoSetSelection(from, to);
+}
+
+void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret)
+{
HWND hWnd = GetHwnd();
#ifdef __WIN32__
void wxTextCtrl::Replace(long from, long to, const wxString& value)
{
// Set selection and remove it
- DoSetSelection(from, to, FALSE);
+ DoSetSelection(from, to, FALSE /* don't scroll caret into view */);
SendMessage(GetHwnd(), EM_REPLACESEL,
#ifdef __WIN32__
bool wxTextCtrl::IsModified() const
{
- return (SendMessage(GetHwnd(), EM_GETMODIFY, 0, 0) != 0);
+ return SendMessage(GetHwnd(), EM_GETMODIFY, 0, 0) != 0;
}
// Makes 'unmodified'
long wxTextCtrl::XYToPosition(long x, long y) const
{
- HWND hWnd = GetHwnd();
-
// This gets the char index for the _beginning_ of this line
- int charIndex = (int)SendMessage(hWnd, EM_LINEINDEX, (WPARAM)y, (LPARAM)0);
- return (long)(x + charIndex);
+ long charIndex = SendMessage(GetHwnd(), EM_LINEINDEX, (WPARAM)y, (LPARAM)0);
+
+ return charIndex + x;
}
bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
HWND hWnd = GetHwnd();
// This gets the line number containing the character
- int lineNo;
+ long lineNo;
#if wxUSE_RICHEDIT
if ( IsRich() )
{
- lineNo = (int)SendMessage(hWnd, EM_EXLINEFROMCHAR, 0, (LPARAM)pos);
+ lineNo = SendMessage(hWnd, EM_EXLINEFROMCHAR, 0, (LPARAM)pos);
}
else
#endif // wxUSE_RICHEDIT
- lineNo = (int)SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, 0);
+ {
+ lineNo = SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, 0);
+ }
if ( lineNo == -1 )
{
}
// This gets the char index for the _beginning_ of this line
- int charIndex = (int)SendMessage(hWnd, EM_LINEINDEX, (WPARAM)lineNo, (LPARAM)0);
+ long charIndex = SendMessage(hWnd, EM_LINEINDEX, (WPARAM)lineNo, (LPARAM)0);
if ( charIndex == -1 )
{
return FALSE;
// The X position must therefore be the different between pos and charIndex
if ( x )
- *x = (long)(pos - charIndex);
+ *x = pos - charIndex;
if ( y )
- *y = (long)lineNo;
+ *y = lineNo;
return TRUE;
}
(void)SendMessage(hWnd, EM_LINESCROLL, (WPARAM)0, (LPARAM)linesToScroll);
}
+long wxTextCtrl::GetLengthOfLineContainingPos(long pos) const
+{
+ return ::SendMessage(GetHwnd(), EM_LINELENGTH, (WPARAM)pos, 0);
+}
+
int wxTextCtrl::GetLineLength(long lineNo) const
{
- long charIndex = XYToPosition(0, lineNo);
- int len = (int)SendMessage(GetHwnd(), EM_LINELENGTH, charIndex, 0);
- return len;
+ long pos = XYToPosition(0, lineNo);
+
+ return GetLengthOfLineContainingPos(pos);
}
wxString wxTextCtrl::GetLineText(long lineNo) const
bool wxTextCtrl::CanUndo() const
{
- return (::SendMessage(GetHwnd(), EM_CANUNDO, 0, 0) != 0);
+ return ::SendMessage(GetHwnd(), EM_CANUNDO, 0, 0) != 0;
}
bool wxTextCtrl::CanRedo() const
{
- return (::SendMessage(GetHwnd(), EM_CANUNDO, 0, 0) != 0);
+ return ::SendMessage(GetHwnd(), EM_CANUNDO, 0, 0) != 0;
}
// ----------------------------------------------------------------------------
// usual preprocessing for them
if ( msg->message == WM_KEYDOWN )
{
- WORD vkey = msg->wParam;
+ WORD vkey = (WORD) msg->wParam;
if ( (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN )
{
if ( vkey == VK_BACK )
}
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() )
+ // we want to process some Ctrl-foo and Shift-bar but no key
+ // combinations without either Ctrl or Shift nor with both of them
+ // pressed
+ const int ctrl = wxIsCtrlDown(),
+ shift = wxIsShiftDown();
+ switch ( ctrl + shift )
{
- if ( vkey == VK_INSERT || vkey == VK_DELETE )
- return FALSE;
+ default:
+ wxFAIL_MSG( _T("how many modifiers have we got?") );
+ // fall through
+
+ case 0:
+ case 2:
+ break;
+
+ case 1:
+ // either Ctrl or Shift pressed
+ if ( ctrl )
+ {
+ switch ( vkey )
+ {
+ case 'C':
+ case 'V':
+ case 'X':
+ case VK_INSERT:
+ case VK_DELETE:
+ case VK_HOME:
+ case VK_END:
+ return FALSE;
+ }
+ }
+ else // Shift is pressed
+ {
+ if ( vkey == VK_INSERT || vkey == VK_DELETE )
+ return FALSE;
+ }
}
}
}
event.Skip();
}
+long wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
+{
+ long lRc = wxTextCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
+
+ if ( nMsg == WM_GETDLGCODE )
+ {
+ // we always want the chars and the arrows
+ long lDlgCode = DLGC_WANTCHARS | DLGC_WANTARROWS;
+
+ // we may have several different cases:
+ // 1. normal case: both TAB and ENTER are used for dialog navigation
+ // 2. ctrl which wants TAB for itself: ENTER is used to pass to the
+ // next control in the dialog
+ // 3. ctrl which wants ENTER for itself: TAB is used for dialog
+ // navigation
+ // 4. ctrl which wants both TAB and ENTER: Ctrl-ENTER is used to pass
+ // to the next control
+
+ // the multiline edit control should always get <Return> for itself
+ if ( HasFlag(wxTE_PROCESS_ENTER) || HasFlag(wxTE_MULTILINE) )
+ lDlgCode |= DLGC_WANTMESSAGE;
+
+ if ( HasFlag(wxTE_PROCESS_TAB) )
+ lDlgCode |= DLGC_WANTTAB;
+
+ lRc |= lDlgCode;
+ }
+
+ return lRc;
+}
+
+// ----------------------------------------------------------------------------
+// text control event processing
+// ----------------------------------------------------------------------------
+
+bool wxTextCtrl::SendUpdateEvent()
+{
+ // is event reporting suspended?
+ if ( m_suppressNextUpdate )
+ {
+ // do process the next one
+ m_suppressNextUpdate = FALSE;
+
+ return FALSE;
+ }
+
+ wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
+ InitCommandEvent(event);
+ event.SetString(GetValue());
+
+ return ProcessCommand(event);
+}
+
bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
{
- switch (param)
+ switch ( param )
{
case EN_SETFOCUS:
case EN_KILLFOCUS:
wxFocusEvent event(param == EN_KILLFOCUS ? wxEVT_KILL_FOCUS
: wxEVT_SET_FOCUS,
m_windowId);
- event.SetEventObject( this );
+ event.SetEventObject(this);
GetEventHandler()->ProcessEvent(event);
}
break;
case EN_CHANGE:
- {
- wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, m_windowId);
- InitCommandEvent(event);
- event.SetString(GetValue());
- ProcessCommand(event);
- }
+ SendUpdateEvent();
break;
case EN_MAXTEXT:
- // the text size limit has been hit - increase it
+ // the text size limit has been hit -- try to increase it
if ( !AdjustSpaceLimit() )
{
wxCommandEvent event(wxEVT_COMMAND_TEXT_MAXLEN, m_windowId);
}
break;
- // the other notification messages are not processed
- case EN_UPDATE:
- case EN_ERRSPACE:
- case EN_HSCROLL:
- case EN_VSCROLL:
- return FALSE;
+ // the other edit notification messages are not processed
default:
return FALSE;
}
wxColour colBack = GetBackgroundColour();
if (!IsEnabled() && (GetWindowStyle() & wxTE_MULTILINE) == 0)
- colBack = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
+ colBack = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
::SetBkColor(hdc, wxColourToRGB(colBack));
::SetTextColor(hdc, wxColourToRGB(GetForegroundColour()));
#if wxUSE_CTL3D
if (m_useCtl3D)
- col = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW);
+ col = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
#endif
RECT rect;
::GetClientRect(GetHwnd(), &rect);
- COLORREF ref = PALETTERGB(col.Red(),
- col.Green(),
- col.Blue());
+ COLORREF ref = wxColourToRGB(col);
HBRUSH hBrush = ::CreateSolidBrush(ref);
if ( !hBrush )
wxLogLastError(wxT("CreateSolidBrush"));
bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
{
+#ifndef __WXWINE__
NMHDR *hdr = (NMHDR* )lParam;
- if ( hdr->code == EN_LINK )
+ switch ( hdr->code )
{
- ENLINK *enlink = (ENLINK *)hdr;
-
- switch ( enlink->msg )
- {
- case WM_SETCURSOR:
- // ok, so it is hardcoded - do we really nee to customize it?
- ::SetCursor(GetHcursorOf(wxCursor(wxCURSOR_HAND)));
- *result = TRUE;
- break;
-
- case WM_MOUSEMOVE:
- case WM_LBUTTONDOWN:
- case WM_LBUTTONUP:
- case WM_LBUTTONDBLCLK:
- case WM_RBUTTONDOWN:
- case WM_RBUTTONUP:
- case WM_RBUTTONDBLCLK:
- // send a mouse event
+ case EN_MSGFILTER:
+ {
+ const MSGFILTER *msgf = (MSGFILTER *)lParam;
+ UINT msg = msgf->msg;
+
+ // this is a bit crazy but richedit 1.0 sends us all mouse
+ // events _except_ WM_LBUTTONUP (don't ask me why) so we have
+ // generate the wxWin events for this message manually
+ //
+ // NB: in fact, this is still not totally correct as it does
+ // send us WM_LBUTTONUP if the selection was cleared by the
+ // last click -- so currently we get 2 events in this case,
+ // but as I don't see any obvious way to check for this I
+ // leave this code in place because it's still better than
+ // not getting left up events at all
+ if ( msg == WM_LBUTTONUP )
{
- static const wxEventType eventsMouse[] =
- {
- wxEVT_MOTION,
- wxEVT_LEFT_DOWN,
- wxEVT_LEFT_UP,
- wxEVT_LEFT_DCLICK,
- wxEVT_RIGHT_DOWN,
- wxEVT_RIGHT_UP,
- wxEVT_RIGHT_DCLICK,
- };
-
- // the event ids are consecutive
- wxMouseEvent
- evtMouse(eventsMouse[enlink->msg - WM_MOUSEMOVE]);
-
- InitMouseEvent(evtMouse,
- GET_X_LPARAM(enlink->lParam),
- GET_Y_LPARAM(enlink->lParam),
- enlink->wParam);
-
- wxTextUrlEvent event(m_windowId, evtMouse,
- enlink->chrg.cpMin,
- enlink->chrg.cpMax);
-
- InitCommandEvent(event);
-
- *result = ProcessCommand(event);
+ WXUINT flags = msgf->wParam;
+ int x = GET_X_LPARAM(msgf->lParam),
+ y = GET_Y_LPARAM(msgf->lParam);
+
+ HandleMouseEvent(msg, x, y, flags);
}
- break;
- }
+ }
- return TRUE;
- }
+ // return TRUE to process the event (and FALSE to ignore it)
+ return TRUE;
- // not processed
- return FALSE;
+ case EN_LINK:
+ {
+ const ENLINK *enlink = (ENLINK *)hdr;
+
+ switch ( enlink->msg )
+ {
+ case WM_SETCURSOR:
+ // ok, so it is hardcoded - do we really nee to
+ // customize it?
+ ::SetCursor(GetHcursorOf(wxCursor(wxCURSOR_HAND)));
+ *result = TRUE;
+ break;
+
+ case WM_MOUSEMOVE:
+ case WM_LBUTTONDOWN:
+ case WM_LBUTTONUP:
+ case WM_LBUTTONDBLCLK:
+ case WM_RBUTTONDOWN:
+ case WM_RBUTTONUP:
+ case WM_RBUTTONDBLCLK:
+ // send a mouse event
+ {
+ static const wxEventType eventsMouse[] =
+ {
+ wxEVT_MOTION,
+ wxEVT_LEFT_DOWN,
+ wxEVT_LEFT_UP,
+ wxEVT_LEFT_DCLICK,
+ wxEVT_RIGHT_DOWN,
+ wxEVT_RIGHT_UP,
+ wxEVT_RIGHT_DCLICK,
+ };
+
+ // the event ids are consecutive
+ wxMouseEvent
+ evtMouse(eventsMouse[enlink->msg - WM_MOUSEMOVE]);
+
+ InitMouseEvent(evtMouse,
+ GET_X_LPARAM(enlink->lParam),
+ GET_Y_LPARAM(enlink->lParam),
+ enlink->wParam);
+
+ wxTextUrlEvent event(m_windowId, evtMouse,
+ enlink->chrg.cpMin,
+ enlink->chrg.cpMax);
+
+ InitCommandEvent(event);
+
+ *result = ProcessCommand(event);
+ }
+ break;
+ }
+ }
+ return TRUE;
+ }
+#endif
+
+ // not processed, leave it to the base class
+ return wxTextCtrlBase::MSWOnNotify(idCtrl, lParam, result);
}
// ----------------------------------------------------------------------------
// colour setting for the rich edit controls
// ----------------------------------------------------------------------------
-// Watcom C++ doesn't define this
-#ifndef SCF_ALL
-#define SCF_ALL 0x0004
-#endif
-
bool wxTextCtrl::SetBackgroundColour(const wxColour& colour)
{
if ( !wxTextCtrlBase::SetBackgroundColour(colour) )
// styling support for rich edit controls
// ----------------------------------------------------------------------------
+#if wxUSE_RICHEDIT
+
bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
{
+#ifdef __WXWINE__
+ return FALSE;
+#else
if ( !IsRich() )
{
// can't do it with normal text control
return FALSE;
}
- // the rich text control doesn't handle setting background colour, so don't
- // even try if it's the only thing we want to change
- if ( wxRichEditModule::GetLoadedVersion() < 2 &&
- !style.HasFont() && !style.HasTextColour() )
+ // 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() )
{
// nothing to do: return TRUE if there was really nothing to do and
// FALSE if we failed to set bg colour
if ( changeSel )
{
- DoSetSelection(start, end, FALSE);
+ DoSetSelection(start, end, FALSE /* don't scroll caret into view */);
}
// initialize CHARFORMAT struct
#else
CHARFORMAT cf;
#endif
+
wxZeroMemory(cf);
- cf.cbSize = sizeof(cf);
+
+ // we can't use CHARFORMAT2 with RichEdit 1.0, so pretend it is a simple
+ // CHARFORMAT in that case
+#if wxUSE_RICHEDIT2
+ if ( m_verRichEdit == 1 )
+ {
+ // this is the only thing the control is going to grok
+ cf.cbSize = sizeof(CHARFORMAT);
+ }
+ else
+#endif
+ {
+ // CHARFORMAT or CHARFORMAT2
+ cf.cbSize = sizeof(cf);
+ }
if ( style.HasFont() )
{
}
#if wxUSE_RICHEDIT2
- if ( wxRichEditModule::GetLoadedVersion() > 1 && style.HasBackgroundColour() )
+ if ( m_verRichEdit != 1 && style.HasBackgroundColour() )
{
cf.dwMask |= CFM_BACKCOLOR;
cf.crBackColor = wxColourToRGB(style.GetBackgroundColour());
}
return ok;
+#endif
}
+bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)
+{
+ if ( !wxTextCtrlBase::SetDefaultStyle(style) )
+ return FALSE;
+
+ // we have to do this or the style wouldn't apply for the text typed by the
+ // user
+ long posLast = GetLastPosition();
+ SetStyle(posLast, posLast, m_defaultStyle);
+
+ return TRUE;
+}
+
+#endif
+
// ----------------------------------------------------------------------------
// wxRichEditModule
// ----------------------------------------------------------------------------
void wxRichEditModule::OnExit()
{
- if ( ms_hRichEdit )
+ for ( size_t i = 0; i < WXSIZEOF(ms_hRichEdit); i++ )
{
- FreeLibrary(ms_hRichEdit);
+ if ( ms_hRichEdit[i] )
+ {
+ ::FreeLibrary(ms_hRichEdit[i]);
+ }
}
}
/* static */
bool wxRichEditModule::Load(int version)
{
- wxCHECK_MSG( version >= 1 && version <= 3, FALSE,
+ // we don't support loading richedit 3.0 as I don't know how to distinguish
+ // it from 2.0 anyhow
+ wxCHECK_MSG( version == 1 || version == 2, FALSE,
_T("incorrect richedit control version requested") );
- if ( version <= ms_verRichEdit )
+ // make it the index in the array
+ version--;
+
+ if ( ms_hRichEdit[version] == (HINSTANCE)-1 )
{
- // we've already got this or better
- return TRUE;
+ // we had already tried to load it and failed
+ return FALSE;
}
- if ( ms_hRichEdit )
+ if ( ms_hRichEdit[version] )
{
- ::FreeLibrary(ms_hRichEdit);
+ // we've already got this one
+ return TRUE;
}
- // always try load riched20.dll first - like this we won't have to reload
- // it later if we're first asked for RE 1 and then for RE 2 or 3
- wxString dllname = _T("riched20.dll");
- ms_hRichEdit = ::LoadLibrary(dllname);
- ms_verRichEdit = 2; // no way to tell if it's 2 or 3, assume 2
+ wxString dllname = version ? _T("riched20") : _T("riched32");
+ dllname += _T(".dll");
- if ( !ms_hRichEdit && (version == 1) )
- {
- // fall back to RE 1
- dllname = _T("riched32.dll");
- ms_hRichEdit = ::LoadLibrary(dllname);
- ms_verRichEdit = 1;
- }
+ ms_hRichEdit[version] = ::LoadLibrary(dllname);
- if ( !ms_hRichEdit )
+ if ( !ms_hRichEdit[version] )
{
wxLogSysError(_("Could not load Rich Edit DLL '%s'"), dllname.c_str());
- ms_verRichEdit = -1;
+ ms_hRichEdit[version] = (HINSTANCE)-1;
return FALSE;
}
projects / wxWidgets.git / blobdiff