X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/818d407ac6e837b11a1384120339eed4d53356c3..23ad132ca3c6a24adab549e21d9cfc30ddc80e6d:/src/msw/textctrl.cpp diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp index 91ca4d8ce4..2f4136d212 100644 --- a/src/msw/textctrl.cpp +++ b/src/msw/textctrl.cpp @@ -28,7 +28,7 @@ #pragma hdrstop #endif -#if wxUSE_TEXTCTRL +#if wxUSE_TEXTCTRL && !(defined(__SMARTPHONE__) && defined(__WXWINCE__)) #ifndef WX_PRECOMP #include "wx/textctrl.h" @@ -39,6 +39,7 @@ #include "wx/log.h" #include "wx/app.h" #include "wx/menu.h" + #include "wx/math.h" #endif #include "wx/module.h" @@ -102,6 +103,36 @@ IMPLEMENT_DYNAMIC_CLASS(wxRichEditModule, wxModule) #endif // wxUSE_RICHEDIT +// a small class used to set m_updatesCount to 0 (to filter duplicate events if +// necessary) and to reset it back to -1 afterwards +class UpdatesCountFilter +{ +public: + UpdatesCountFilter(int& count) + : m_count(count) + { + wxASSERT_MSG( m_count == -1, _T("wrong initial m_updatesCount value") ); + + m_count = 0; + } + + ~UpdatesCountFilter() + { + m_count = -1; + } + + // return true if an event has been received + bool GotUpdate() const + { + return m_count == 1; + } + +private: + int& m_count; + + DECLARE_NO_COPY_CLASS(UpdatesCountFilter) +}; + // ---------------------------------------------------------------------------- // event tables and other macros // ---------------------------------------------------------------------------- @@ -118,7 +149,7 @@ wxBEGIN_FLAGS( wxTextCtrlStyle ) wxFLAGS_MEMBER(wxBORDER_RAISED) wxFLAGS_MEMBER(wxBORDER_STATIC) wxFLAGS_MEMBER(wxBORDER_NONE) - + // old style border flags wxFLAGS_MEMBER(wxSIMPLE_BORDER) wxFLAGS_MEMBER(wxSUNKEN_BORDER) @@ -159,12 +190,12 @@ 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( TextUpdated , wxEVT_COMMAND_TEXT_UPDATED , wxCommandEvent ) wxEVENT_PROPERTY( TextEnter , wxEVT_COMMAND_TEXT_ENTER , wxCommandEvent ) - wxPROPERTY( Font , wxFont , SetFont , GetFont ,, 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 , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style + 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) @@ -181,7 +212,7 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) EVT_DROP_FILES(wxTextCtrl::OnDropFiles) #if wxUSE_RICHEDIT - EVT_RIGHT_UP(wxTextCtrl::OnRightClick) + EVT_CONTEXT_MENU(wxTextCtrl::OnContextMenu) #endif EVT_MENU(wxID_CUT, wxTextCtrl::OnCut) @@ -199,9 +230,6 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo) EVT_UPDATE_UI(wxID_CLEAR, wxTextCtrl::OnUpdateDelete) EVT_UPDATE_UI(wxID_SELECTALL, wxTextCtrl::OnUpdateSelectAll) -#ifdef __WIN16__ - EVT_ERASE_BACKGROUND(wxTextCtrl::OnEraseBackground) -#endif EVT_SET_FOCUS(wxTextCtrl::OnSetFocus) END_EVENT_TABLE() @@ -221,17 +249,13 @@ void wxTextCtrl::Init() #endif // wxUSE_RICHEDIT m_privateContextMenu = NULL; - m_suppressNextUpdate = FALSE; + m_updatesCount = -1; m_isNativeCaretShown = true; } wxTextCtrl::~wxTextCtrl() { - if (m_privateContextMenu) - { - delete m_privateContextMenu; - m_privateContextMenu = NULL; - } + delete m_privateContextMenu; } bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, @@ -242,12 +266,14 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, const wxValidator& validator, const wxString& name) { - // base initialization - if ( !CreateBase(parent, id, pos, size, style, validator, name) ) - return FALSE; +#ifdef __WXWINCE__ + if ((style & wxBORDER_MASK) == 0) + style |= wxBORDER_SIMPLE; +#endif - if ( parent ) - parent->AddChild(this); + // base initialization + if ( !CreateControl(parent, id, pos, size, style, validator, name) ) + return false; // translate wxWin style flags to MSW ones WXDWORD msStyle = MSWGetCreateWindowFlags(); @@ -271,7 +297,7 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, // 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 @@ -302,7 +328,7 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, { wxLogError(_("Impossible to create a rich edit control, using simple text control instead. Please reinstall riched32.dll")); - s_errorGiven = TRUE; + s_errorGiven = true; } } } @@ -345,9 +371,7 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, } if ( !MSWCreateControl(windowClass, msStyle, pos, size, valueWin) ) - return FALSE; - - SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); + return false; #if wxUSE_RICHEDIT if ( IsRich() ) @@ -373,7 +397,7 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, } #endif // wxUSE_RICHEDIT - return TRUE; + return true; } // Make sure the window style (etc.) reflects the HWND style (roughly) @@ -388,7 +412,7 @@ void wxTextCtrl::AdoptAttributesFromHWND() #if wxUSE_RICHEDIT wxString classname = wxGetWindowClass(GetHWND()); - if ( classname.IsSameAs(_T("EDIT"), FALSE /* no case */) ) + if ( classname.IsSameAs(_T("EDIT"), false /* no case */) ) { m_verRichEdit = 0; } @@ -459,7 +483,12 @@ WXDWORD wxTextCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const if ( style & wxTE_DONTWRAP ) { // automatically scroll the control horizontally as necessary - msStyle |= WS_HSCROLL; + // + // NB: ES_AUTOHSCROLL is needed for richedit controls or they don't + // show horz scrollbar at all, even in spite of WS_HSCROLL, and as + // it doesn't seem to do any harm for plain edit controls, add it + // always + msStyle |= WS_HSCROLL | ES_AUTOHSCROLL; } if ( style & wxTE_READONLY ) @@ -583,8 +612,8 @@ wxString wxTextCtrl::GetRange(long from, long to) const textRange.chrg.cpMax = to; textRange.lpstrText = p; - (void)SendMessage(GetHwnd(), EM_GETTEXTRANGE, - 0, (LPARAM)&textRange); + (void)::SendMessage(GetHwnd(), EM_GETTEXTRANGE, + 0, (LPARAM)&textRange); if ( m_verRichEdit > 1 ) { @@ -636,8 +665,8 @@ void wxTextCtrl::SetValue(const wxString& value) // edit controls mostly) if ( (value.length() > 0x400) || (value != GetValue()) ) { - DoWriteText(value, FALSE /* not selection only */); - + DoWriteText(value, false /* not selection only */); + // for compatibility, don't move the cursor when doing SetValue() SetInsertionPoint(0); } @@ -688,7 +717,7 @@ struct wxStreamOutData }; DWORD CALLBACK -wxRichEditStreamOut(DWORD dwCookie, BYTE *buf, LONG cb, LONG *pcb) +wxRichEditStreamOut(DWORD_PTR dwCookie, BYTE *buf, LONG cb, LONG *pcb) { *pcb = 0; @@ -752,13 +781,8 @@ wxTextCtrl::StreamIn(const wxString& value, // the cast below is needed for broken (very) old mingw32 headers eds.pfnCallback = (EDITSTREAMCALLBACK)wxRichEditStreamIn; - // we're going to receive 2 EN_CHANGE notifications if we got any selection - // (same problem as in DoWriteText()) - if ( selectionOnly && HasSelection() ) - { - // so suppress one of them - m_suppressNextUpdate = TRUE; - } + // same problem as in DoWriteText(): we can get multiple events here + UpdatesCountFilter ucf(m_updatesCount); ::SendMessage(GetHwnd(), EM_STREAMIN, SF_TEXT | @@ -766,6 +790,8 @@ wxTextCtrl::StreamIn(const wxString& value, (selectionOnly ? SFF_SELECTION : 0), (LPARAM)&eds); + wxASSERT_MSG( ucf.GotUpdate(), _T("EM_STREAMIN didn't send EN_UPDATE?") ); + if ( eds.dwError ) { wxLogLastError(_T("EM_STREAMIN")); @@ -775,7 +801,7 @@ wxTextCtrl::StreamIn(const wxString& value, free(wchBuf); #endif // !wxUSE_WCHAR_T - return TRUE; + return true; } #if !wxUSE_UNICODE_MSLU @@ -858,7 +884,7 @@ void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly) #if wxUSE_RICHEDIT // there are several complications with the rich edit controls here - bool done = FALSE; + bool done = false; if ( IsRich() ) { // first, ensure that the new text will be in the default style @@ -907,40 +933,22 @@ void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly) #endif // wxUSE_RICHEDIT { // in some cases we get 2 EN_CHANGE notifications after the SendMessage - // call below which is confusing for the client code and so should be - // avoided - // - // these cases are: (a) plain EDIT controls if EM_REPLACESEL is used - // and there is a non empty selection currently and (b) rich text - // controls in any case - if ( -#if wxUSE_RICHEDIT - IsRich() || -#endif // wxUSE_RICHEDIT - (selectionOnly && HasSelection()) ) - { - m_suppressNextUpdate = TRUE; - } + // call (this happens for plain EDITs with EM_REPLACESEL and under some + // -- undetermined -- conditions with rich edit) and sometimes we don't + // get any events at all (plain EDIT with WM_SETTEXT), so ensure that + // we generate exactly one of them by ignoring all but the first one in + // SendUpdateEvent() and generating one ourselves if we hadn't got any + // notifications from Windows + UpdatesCountFilter ucf(m_updatesCount); ::SendMessage(GetHwnd(), selectionOnly ? EM_REPLACESEL : WM_SETTEXT, 0, (LPARAM)valueDos.c_str()); - // OTOH, non rich text controls don't generate any events at all when - // we use WM_SETTEXT -- have to emulate them here - if ( !selectionOnly -#if wxUSE_RICHEDIT - && !IsRich() -#endif // wxUSE_RICHEDIT - ) + if ( !ucf.GotUpdate() ) { - // Windows already sends an update event for single-line - // controls. - if ( m_windowStyle & wxTE_MULTILINE ) - SendUpdateEvent(); + SendUpdateEvent(); } } - - AdjustSpaceLimit(); } void wxTextCtrl::AppendText(const wxString& text) @@ -950,7 +958,8 @@ void wxTextCtrl::AppendText(const wxString& text) WriteText(text); #if wxUSE_RICHEDIT - if ( 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 @@ -987,8 +996,8 @@ bool wxTextCtrl::EmulateKeyPress(const wxKeyEvent& event) size_t lenOld = GetValue().length(); wxUint32 code = event.GetRawKeyCode(); - ::keybd_event(code, 0, 0 /* key press */, 0); - ::keybd_event(code, 0, KEYEVENTF_KEYUP, 0); + ::keybd_event((BYTE)code, 0, 0 /* key press */, 0); + ::keybd_event((BYTE)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 @@ -1046,7 +1055,7 @@ bool wxTextCtrl::CanCut() const bool wxTextCtrl::CanPaste() const { if ( !IsEditable() ) - return FALSE; + return false; #if wxUSE_RICHEDIT if ( IsRich() ) @@ -1059,7 +1068,7 @@ bool wxTextCtrl::CanPaste() const // Standard edit control: check for straight text on clipboard if ( !::OpenClipboard(GetHwndOf(wxTheApp->GetTopWindow())) ) - return FALSE; + return false; bool isTextAvailable = ::IsClipboardFormatAvailable(CF_TEXT) != 0; ::CloseClipboard(); @@ -1074,7 +1083,7 @@ bool wxTextCtrl::CanPaste() const void wxTextCtrl::SetEditable(bool editable) { HWND hWnd = GetHwnd(); - SendMessage(hWnd, EM_SETREADONLY, (WPARAM)!editable, (LPARAM)0L); + ::SendMessage(hWnd, EM_SETREADONLY, (WPARAM)!editable, (LPARAM)0L); } void wxTextCtrl::SetInsertionPoint(long pos) @@ -1090,7 +1099,9 @@ void wxTextCtrl::SetInsertionPointEnd() // doing it results in horrible flicker when appending big amounts of text // to the control in a few chunks (see DoAddText() test in the text sample) if ( GetInsertionPoint() == GetLastPosition() ) + { return; + } long pos; @@ -1117,16 +1128,16 @@ long wxTextCtrl::GetInsertionPoint() const CHARRANGE range; range.cpMin = 0; range.cpMax = 0; - SendMessage(GetHwnd(), EM_EXGETSEL, 0, (LPARAM) &range); + ::SendMessage(GetHwnd(), EM_EXGETSEL, 0, (LPARAM) &range); return range.cpMin; } #endif // wxUSE_RICHEDIT - DWORD Pos = (DWORD)SendMessage(GetHwnd(), EM_GETSEL, 0, 0L); + DWORD Pos = (DWORD)::SendMessage(GetHwnd(), EM_GETSEL, 0, 0L); return Pos & 0xFFFF; } -long wxTextCtrl::GetLastPosition() const +wxTextPos wxTextCtrl::GetLastPosition() const { int numLines = GetNumberOfLines(); long posStartLastLine = XYToPosition(0, numLines - 1); @@ -1166,7 +1177,7 @@ bool wxTextCtrl::IsEditable() const // own Create() calls MSWGetStyle() which calls AcceptsFocus() which calls // us if ( !m_hWnd ) - return TRUE; + return true; long style = ::GetWindowLong(GetHwnd(), GWL_STYLE); @@ -1179,7 +1190,7 @@ bool wxTextCtrl::IsEditable() const void wxTextCtrl::SetSelection(long from, long to) { - // if from and to are both -1, it means (in wxWindows) that all text should + // if from and to are both -1, it means (in wxWidgets) that all text should // be selected - translate into Windows convention if ( (from == -1) && (to == -1) ) { @@ -1194,22 +1205,21 @@ void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret) { HWND hWnd = GetHwnd(); -#ifdef __WIN32__ #if wxUSE_RICHEDIT if ( IsRich() ) { CHARRANGE range; range.cpMin = from; range.cpMax = to; - SendMessage(hWnd, EM_EXSETSEL, 0, (LPARAM) &range); + ::SendMessage(hWnd, EM_EXSETSEL, 0, (LPARAM) &range); } else #endif // wxUSE_RICHEDIT { - SendMessage(hWnd, EM_SETSEL, (WPARAM)from, (LPARAM)to); + ::SendMessage(hWnd, EM_SETSEL, (WPARAM)from, (LPARAM)to); } - if ( scrollCaret ) + if ( scrollCaret && !IsFrozen() ) { #if wxUSE_RICHEDIT // richedit 3.0 (i.e. the version living in riched20.dll distributed @@ -1239,7 +1249,7 @@ void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret) } #endif // wxUSE_RICHEDIT - SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0); + ::SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0); #if wxUSE_RICHEDIT // restore ECO_NOHIDESEL if we changed it @@ -1250,10 +1260,6 @@ void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret) } #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 } // ---------------------------------------------------------------------------- @@ -1267,10 +1273,10 @@ bool wxTextCtrl::LoadFile(const wxString& file) // update the size limit if needed AdjustSpaceLimit(); - return TRUE; + return true; } - return FALSE; + return false; } // ---------------------------------------------------------------------------- @@ -1280,9 +1286,9 @@ bool wxTextCtrl::LoadFile(const wxString& file) void wxTextCtrl::Replace(long from, long to, const wxString& value) { // Set selection and remove it - DoSetSelection(from, to, FALSE /* don't scroll caret into view */); + DoSetSelection(from, to, false /* don't scroll caret into view */); - DoWriteText(value, TRUE /* selection only */); + DoWriteText(value, true /* selection only */); } void wxTextCtrl::Remove(long from, long to) @@ -1292,22 +1298,22 @@ void wxTextCtrl::Remove(long from, long to) bool wxTextCtrl::IsModified() const { - return SendMessage(GetHwnd(), EM_GETMODIFY, 0, 0) != 0; + return ::SendMessage(GetHwnd(), EM_GETMODIFY, 0, 0) != 0; } void wxTextCtrl::MarkDirty() { - SendMessage(GetHwnd(), EM_SETMODIFY, TRUE, 0L); + ::SendMessage(GetHwnd(), EM_SETMODIFY, TRUE, 0L); } void wxTextCtrl::DiscardEdits() { - SendMessage(GetHwnd(), EM_SETMODIFY, FALSE, 0L); + ::SendMessage(GetHwnd(), EM_SETMODIFY, FALSE, 0L); } int wxTextCtrl::GetNumberOfLines() const { - return (int)SendMessage(GetHwnd(), EM_GETLINECOUNT, (WPARAM)0, (LPARAM)0); + return (int)::SendMessage(GetHwnd(), EM_GETLINECOUNT, (WPARAM)0, (LPARAM)0); } // ---------------------------------------------------------------------------- @@ -1317,7 +1323,7 @@ int wxTextCtrl::GetNumberOfLines() const long wxTextCtrl::XYToPosition(long x, long y) const { // This gets the char index for the _beginning_ of this line - long charIndex = SendMessage(GetHwnd(), EM_LINEINDEX, (WPARAM)y, (LPARAM)0); + long charIndex = ::SendMessage(GetHwnd(), EM_LINEINDEX, (WPARAM)y, (LPARAM)0); return charIndex + x; } @@ -1331,25 +1337,25 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const #if wxUSE_RICHEDIT if ( IsRich() ) { - lineNo = SendMessage(hWnd, EM_EXLINEFROMCHAR, 0, (LPARAM)pos); + lineNo = ::SendMessage(hWnd, EM_EXLINEFROMCHAR, 0, (LPARAM)pos); } else #endif // wxUSE_RICHEDIT { - lineNo = SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, 0); + lineNo = ::SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, 0); } if ( lineNo == -1 ) { // no such line - return FALSE; + return false; } // This gets the char index for the _beginning_ of this line - long charIndex = SendMessage(hWnd, EM_LINEINDEX, (WPARAM)lineNo, (LPARAM)0); + long charIndex = ::SendMessage(hWnd, EM_LINEINDEX, (WPARAM)lineNo, (LPARAM)0); if ( charIndex == -1 ) { - return FALSE; + return false; } // The X position must therefore be the different between pos and charIndex @@ -1358,11 +1364,11 @@ bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const if ( y ) *y = lineNo; - return TRUE; + return true; } wxTextCtrlHitTestResult -wxTextCtrl::HitTest(const wxPoint& pt, wxTextCoord *col, wxTextCoord *row) const +wxTextCtrl::HitTest(const wxPoint& pt, long *posOut) const { // first get the position from Windows LPARAM lParam; @@ -1384,7 +1390,7 @@ wxTextCtrl::HitTest(const wxPoint& pt, wxTextCoord *col, wxTextCoord *row) const lParam = MAKELPARAM(pt.x, pt.y); } - LRESULT pos = SendMessage(GetHwnd(), EM_CHARFROMPOS, 0, lParam); + LRESULT pos = ::SendMessage(GetHwnd(), EM_CHARFROMPOS, 0, lParam); if ( pos == -1 ) { @@ -1411,12 +1417,12 @@ wxTextCtrl::HitTest(const wxPoint& pt, wxTextCoord *col, wxTextCoord *row) const // we don't know how to do it if ( IsRich() ) { - SendMessage(GetHwnd(), EM_POSFROMCHAR, (WPARAM)&ptReal, pos); + ::SendMessage(GetHwnd(), EM_POSFROMCHAR, (WPARAM)&ptReal, pos); } else #endif // wxUSE_RICHEDIT { - LRESULT lRc = SendMessage(GetHwnd(), EM_POSFROMCHAR, pos, 0); + LRESULT lRc = ::SendMessage(GetHwnd(), EM_POSFROMCHAR, pos, 0); if ( lRc == -1 ) { @@ -1441,17 +1447,14 @@ wxTextCtrl::HitTest(const wxPoint& pt, wxTextCoord *col, wxTextCoord *row) const else rc = wxTE_HT_ON_TEXT; - // finally translate to column/row - if ( !PositionToXY(pos, col, row) ) - { - wxFAIL_MSG( _T("PositionToXY() not expected to fail in HitTest()") ); - } + if ( posOut ) + *posOut = pos; return rc; } // ---------------------------------------------------------------------------- -// +// // ---------------------------------------------------------------------------- void wxTextCtrl::ShowPosition(long pos) @@ -1467,16 +1470,16 @@ void wxTextCtrl::ShowPosition(long pos) // Is this where scrolling is relative to - the line containing the caret? // Or is the first visible line??? Try first visible line. -// int currentLineLineNo1 = (int)SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)-1, (LPARAM)0L); +// int currentLineLineNo1 = (int)::SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)-1, (LPARAM)0L); - int currentLineLineNo = (int)SendMessage(hWnd, EM_GETFIRSTVISIBLELINE, (WPARAM)0, (LPARAM)0L); + int currentLineLineNo = (int)::SendMessage(hWnd, EM_GETFIRSTVISIBLELINE, (WPARAM)0, (LPARAM)0L); - int specifiedLineLineNo = (int)SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, (LPARAM)0L); + int specifiedLineLineNo = (int)::SendMessage(hWnd, EM_LINEFROMCHAR, (WPARAM)pos, (LPARAM)0L); int linesToScroll = specifiedLineLineNo - currentLineLineNo; if (linesToScroll != 0) - (void)SendMessage(hWnd, EM_LINESCROLL, (WPARAM)0, (LPARAM)linesToScroll); + (void)::SendMessage(hWnd, EM_LINESCROLL, (WPARAM)0, (LPARAM)linesToScroll); } long wxTextCtrl::GetLengthOfLineContainingPos(long pos) const @@ -1536,6 +1539,11 @@ wxString wxTextCtrl::GetLineText(long lineNo) const void wxTextCtrl::SetMaxLength(unsigned long len) { +#if wxUSE_RICHEDIT + if (IsRich()) + ::SendMessage(GetHwnd(), EM_EXLIMITTEXT, 0, (LPARAM) (DWORD) len); + else +#endif ::SendMessage(GetHwnd(), EM_LIMITTEXT, len, 0); } @@ -1555,6 +1563,11 @@ void wxTextCtrl::Redo() { if (CanRedo()) { +#if wxUSE_RICHEDIT + if (GetRichVersion() > 1) + ::SendMessage(GetHwnd(), EM_REDO, 0, 0); + else +#endif // Same as Undo, since Undo undoes the undo, i.e. a redo. ::SendMessage(GetHwnd(), EM_UNDO, 0, 0); } @@ -1567,6 +1580,11 @@ bool wxTextCtrl::CanUndo() const bool wxTextCtrl::CanRedo() const { +#if wxUSE_RICHEDIT + if (GetRichVersion() > 1) + return ::SendMessage(GetHwnd(), EM_CANREDO, 0, 0) != 0; + else +#endif return ::SendMessage(GetHwnd(), EM_CANUNDO, 0, 0) != 0; } @@ -1627,7 +1645,7 @@ bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg) if ( (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN ) { if ( vkey == VK_BACK ) - return FALSE; + return false; } else // no Alt { @@ -1659,13 +1677,13 @@ bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg) case VK_DELETE: case VK_HOME: case VK_END: - return FALSE; + return false; } } else // Shift is pressed { if ( vkey == VK_INSERT || vkey == VK_DELETE ) - return FALSE; + return false; } } } @@ -1692,11 +1710,6 @@ void wxTextCtrl::OnChar(wxKeyEvent& event) break; case WXK_TAB: - // always produce navigation event -- even if we process TAB - // ourselves the fact that we got here means that the user code - // decided to skip processing of this TAB -- probably to let it - // do its default job. - // ok, so this is getting absolutely ridiculous but I don't see // any other way to fix this bug: when a multiline text control is // inside a wxFrame, we need to generate the navigation event as @@ -1711,15 +1724,24 @@ void wxTextCtrl::OnChar(wxKeyEvent& event) // the right thing to do would, of course, be to understand what // the hell is IsDialogMessage() doing but this is beyond my feeble // forces at the moment unfortunately - if ( FindFocus() == this ) + if ( !(m_windowStyle & wxTE_PROCESS_TAB)) { - wxNavigationKeyEvent eventNav; - eventNav.SetDirection(!event.ShiftDown()); - eventNav.SetWindowChange(event.ControlDown()); - eventNav.SetEventObject(this); - - if ( GetParent()->GetEventHandler()->ProcessEvent(eventNav) ) - return; + if ( FindFocus() == this ) + { + int flags = 0; + if (!event.ShiftDown()) + flags |= wxNavigationKeyEvent::IsForward ; + if (event.ControlDown()) + flags |= wxNavigationKeyEvent::WinChange ; + if (Navigate(flags)) + return; + } + } + else + { + // Insert tab since calling the default Windows handler + // doesn't seem to do it + WriteText(wxT("\t")); } break; } @@ -1728,9 +1750,9 @@ void wxTextCtrl::OnChar(wxKeyEvent& event) event.Skip(); } -long wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) +WXLRESULT wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) { - long lRc = wxTextCtrlBase::MSWWindowProc(nMsg, wParam, lParam); + WXLRESULT lRc = wxTextCtrlBase::MSWWindowProc(nMsg, wParam, lParam); if ( nMsg == WM_GETDLGCODE ) { @@ -1778,18 +1800,29 @@ long wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) bool wxTextCtrl::SendUpdateEvent() { - // is event reporting suspended? - if ( m_suppressNextUpdate ) + switch ( m_updatesCount ) { - // do process the next one - m_suppressNextUpdate = FALSE; + case 0: + // remember that we've got an update + m_updatesCount++; + break; + + case 1: + // we had already sent one event since the last control modification + return false; + + default: + wxFAIL_MSG( _T("unexpected wxTextCtrl::m_updatesCount value") ); + // fall through - return FALSE; + case -1: + // we hadn't updated the control ourselves, this event comes from + // the user, don't need to ignore it nor update the count + break; } wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId()); InitCommandEvent(event); - event.SetString(GetValue()); return ProcessCommand(event); } @@ -1826,81 +1859,23 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) // the other edit notification messages are not processed default: - return FALSE; + return false; } // processed - return TRUE; -} - -WXHBRUSH wxTextCtrl::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor), -#if wxUSE_CTL3D - WXUINT message, - WXWPARAM wParam, - WXLPARAM lParam -#else - WXUINT WXUNUSED(message), - WXWPARAM WXUNUSED(wParam), - WXLPARAM WXUNUSED(lParam) -#endif - ) -{ -#if wxUSE_CTL3D - if ( m_useCtl3D ) - { - HBRUSH hbrush = Ctl3dCtlColorEx(message, wParam, lParam); - return (WXHBRUSH) hbrush; - } -#endif // wxUSE_CTL3D - - HDC hdc = (HDC)pDC; - wxColour colBack = GetBackgroundColour(); - - if (!IsEnabled() && (GetWindowStyle() & wxTE_MULTILINE) == 0) - colBack = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE); - - ::SetBkColor(hdc, wxColourToRGB(colBack)); - ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour())); - - wxBrush *brush = wxTheBrushList->FindOrCreateBrush(colBack, wxSOLID); - - return (WXHBRUSH)brush->GetResourceHandle(); + return true; } -// In WIN16, need to override normal erasing because -// Ctl3D doesn't use the wxWindows background colour. -#ifdef __WIN16__ -void wxTextCtrl::OnEraseBackground(wxEraseEvent& event) +WXHBRUSH wxTextCtrl::MSWControlColor(WXHDC hDC) { - wxColour col(m_backgroundColour); - -#if wxUSE_CTL3D - if (m_useCtl3D) - col = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW); -#endif - - RECT rect; - ::GetClientRect(GetHwnd(), &rect); - - COLORREF ref = wxColourToRGB(col); - HBRUSH hBrush = ::CreateSolidBrush(ref); - if ( !hBrush ) - wxLogLastError(wxT("CreateSolidBrush")); - - HDC hdc = (HDC)event.GetDC()->GetHDC(); - - int mode = ::SetMapMode(hdc, MM_TEXT); - - ::FillRect(hdc, &rect, hBrush); - ::DeleteObject(hBrush); - ::SetMapMode(hdc, mode); + if ( !IsEnabled() && !HasFlag(wxTE_MULTILINE) ) + return MSWControlColorDisabled(hDC); + return wxTextCtrlBase::MSWControlColorSolid(hDC); } -#endif // Win16 bool wxTextCtrl::AdjustSpaceLimit() { -#ifndef __WIN16__ unsigned int limit = ::SendMessage(GetHwnd(), EM_GETLIMITTEXT, 0, 0); // HACK: we try to automatically extend the limit for the amount of text @@ -1915,7 +1890,7 @@ bool wxTextCtrl::AdjustSpaceLimit() if ( limit < 0x8000 ) { // we've got more text than limit set by SetMaxLength() - return FALSE; + return false; } unsigned int len = ::GetWindowTextLength(GetHwnd()); @@ -1942,10 +1917,9 @@ bool wxTextCtrl::AdjustSpaceLimit() ::SendMessage(GetHwnd(), EM_LIMITTEXT, limit, 0); } } -#endif // !Win16 // we changed the limit - return TRUE; + return true; } bool wxTextCtrl::AcceptsFocus() const @@ -1959,17 +1933,21 @@ bool wxTextCtrl::AcceptsFocus() const wxSize wxTextCtrl::DoGetBestSize() const { int cx, cy; - wxGetCharSize(GetHWND(), &cx, &cy, &GetFont()); + wxGetCharSize(GetHWND(), &cx, &cy, GetFont()); int wText = DEFAULT_ITEM_WIDTH; - int hText = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy); + int hText = cy; if ( m_windowStyle & wxTE_MULTILINE ) { hText *= wxMax(GetNumberOfLines(), 5); } //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; + return wxSize(wText, hText); } @@ -2052,7 +2030,7 @@ void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event) event.Enable(GetLastPosition() > 0); } -void wxTextCtrl::OnRightClick(wxMouseEvent& event) +void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event) { #if wxUSE_RICHEDIT if (IsRich()) @@ -2070,7 +2048,7 @@ void wxTextCtrl::OnRightClick(wxMouseEvent& event) m_privateContextMenu->AppendSeparator(); m_privateContextMenu->Append(wxID_SELECTALL, _("Select &All")); } - PopupMenu(m_privateContextMenu, event.GetPosition()); + PopupMenu(m_privateContextMenu); return; } else @@ -2087,6 +2065,23 @@ void wxTextCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event)) } } +// ---------------------------------------------------------------------------- +// 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 @@ -2124,8 +2119,8 @@ bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) } } - // return TRUE to process the event (and FALSE to ignore it) - return TRUE; + // return true to process the event (and false to ignore it) + return true; case EN_LINK: { @@ -2136,9 +2131,12 @@ bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) case WM_SETCURSOR: // ok, so it is hardcoded - do we really nee to // customize it? - ::SetCursor(GetHcursorOf(wxCursor(wxCURSOR_HAND))); - *result = TRUE; - break; + { + wxCursor cur(wxCURSOR_HAND); + ::SetCursor(GetHcursorOf(cur)); + *result = TRUE; + break; + } case WM_MOUSEMOVE: case WM_LBUTTONDOWN: @@ -2180,7 +2178,7 @@ bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) break; } } - return TRUE; + return true; } // not processed, leave it to the base class @@ -2196,7 +2194,7 @@ bool wxTextCtrl::SetBackgroundColour(const wxColour& colour) if ( !wxTextCtrlBase::SetBackgroundColour(colour) ) { // colour didn't really change - return FALSE; + return false; } if ( IsRich() ) @@ -2206,7 +2204,7 @@ bool wxTextCtrl::SetBackgroundColour(const wxColour& colour) ::SendMessage(GetHwnd(), EM_SETBKGNDCOLOR, 0, wxColourToRGB(colour)); } - return TRUE; + return true; } bool wxTextCtrl::SetForegroundColour(const wxColour& colour) @@ -2214,7 +2212,7 @@ bool wxTextCtrl::SetForegroundColour(const wxColour& colour) if ( !wxTextCtrlBase::SetForegroundColour(colour) ) { // colour didn't really change - return FALSE; + return false; } if ( IsRich() ) @@ -2228,7 +2226,7 @@ bool wxTextCtrl::SetForegroundColour(const wxColour& colour) ::SendMessage(GetHwnd(), EM_SETCHARFORMAT, SCF_ALL, (LPARAM)&cf); } - return TRUE; + return true; } // ---------------------------------------------------------------------------- @@ -2242,7 +2240,7 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) if ( !IsRich() ) { // can't do it with normal text control - return FALSE; + return false; } // the richedit 1.0 doesn't handle setting background colour, so don't @@ -2251,8 +2249,8 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) !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 + // nothing to do: return true if there was really nothing to do and + // false if we failed to set bg colour return !style.HasBackgroundColour(); } @@ -2274,7 +2272,7 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) if ( changeSel ) { - DoSetSelection(start, end, FALSE /* don't scroll caret into view */); + DoSetSelection(start, end, false /* don't scroll caret into view */); } // initialize CHARFORMAT struct @@ -2338,7 +2336,7 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) cf.dwEffects |= CFE_UNDERLINE; } - // strikeout fonts are not supported by wxWindows + // strikeout fonts are not supported by wxWidgets } if ( style.HasTextColour() ) @@ -2396,12 +2394,11 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) if (style.HasLeftIndent()) { - pf.dwMask |= PFM_STARTINDENT; + pf.dwMask |= PFM_STARTINDENT | PFM_OFFSET; // Convert from 1/10 mm to TWIPS pf.dxStartIndent = (int) (((double) style.GetLeftIndent()) * mm2twips / 10.0) ; - - // TODO: do we need to specify dxOffset? + pf.dxOffset = (int) (((double) style.GetLeftSubIndent()) * mm2twips / 10.0) ; } if (style.HasRightIndent()) @@ -2418,7 +2415,7 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) const wxArrayInt& tabs = style.GetTabs(); - pf.cTabCount = wxMin(tabs.GetCount(), MAX_TAB_STOPS); + pf.cTabCount = (SHORT)wxMin(tabs.GetCount(), MAX_TAB_STOPS); size_t i; for (i = 0; i < (size_t) pf.cTabCount; i++) { @@ -2441,7 +2438,7 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) if ( changeSel ) { // restore the original selection - DoSetSelection(startOld, endOld, FALSE); + DoSetSelection(startOld, endOld, false); } return ok; @@ -2450,14 +2447,17 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style) { if ( !wxTextCtrlBase::SetDefaultStyle(style) ) - return FALSE; + 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); + if ( IsEditable() ) + { + // we have to do this or the style wouldn't apply for the text typed by + // the user + wxTextPos posLast = GetLastPosition(); + SetStyle(posLast, posLast, m_defaultStyle); + } - return TRUE; + return true; } bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) @@ -2465,7 +2465,7 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) if ( !IsRich() ) { // can't do it with normal text control - return FALSE; + return false; } // initialize CHARFORMAT struct @@ -2501,13 +2501,14 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) if ( changeSel ) { - DoSetSelection(position, position, FALSE /* don't scroll caret into view */); + DoSetSelection(position, position, false /* don't scroll caret into view */); } // get the selection formatting (void) ::SendMessage(GetHwnd(), EM_GETCHARFORMAT, SCF_SELECTION, (LPARAM)&cf) ; + LOGFONT lf; lf.lfHeight = cf.yHeight; lf.lfWidth = 0; @@ -2515,17 +2516,32 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) lf.lfClipPrecision = 0; lf.lfEscapement = 0; wxStrcpy(lf.lfFaceName, cf.szFaceName); + + //NOTE: we _MUST_ set each of these values to _something_ since we + //do not call wxZeroMemory on the LOGFONT lf if (cf.dwEffects & CFE_ITALIC) lf.lfItalic = TRUE; + else + lf.lfItalic = FALSE; + lf.lfOrientation = 0; lf.lfPitchAndFamily = cf.bPitchAndFamily; lf.lfQuality = 0; + if (cf.dwEffects & CFE_STRIKEOUT) lf.lfStrikeOut = TRUE; + else + lf.lfStrikeOut = FALSE; + if (cf.dwEffects & CFE_UNDERLINE) lf.lfUnderline = TRUE; + else + lf.lfUnderline = FALSE; + if (cf.dwEffects & CFE_BOLD) lf.lfWeight = FW_BOLD; + else + lf.lfWeight = FW_NORMAL; wxFont font = wxCreateFontFromLogFont(& lf); if (font.Ok()) @@ -2563,7 +2579,7 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) // do format the selection (void) ::SendMessage(GetHwnd(), EM_GETPARAFORMAT, 0, (LPARAM) &pf) ; - style.SetLeftIndent( (int) ((double) pf.dxStartIndent * twips2mm * 10.0) ); + style.SetLeftIndent( (int) ((double) pf.dxStartIndent * twips2mm * 10.0), (int) ((double) pf.dxOffset * twips2mm * 10.0) ); style.SetRightIndent( (int) ((double) pf.dxRightIndent * twips2mm * 10.0) ); if (pf.wAlignment == PFA_CENTER) @@ -2579,16 +2595,16 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) size_t i; for (i = 0; i < (size_t) pf.cTabCount; i++) { - tabStops[i] = (int) ((double) (pf.rgxTabs[i] & 0xFFFF) * twips2mm * 10.0) ; + tabStops.Add( (int) ((double) (pf.rgxTabs[i] & 0xFFFF) * twips2mm * 10.0) ); } if ( changeSel ) { // restore the original selection - DoSetSelection(startOld, endOld, FALSE); + DoSetSelection(startOld, endOld, false); } - return TRUE; + return true; } #endif @@ -2600,7 +2616,7 @@ bool wxTextCtrl::GetStyle(long position, wxTextAttr& style) bool wxRichEditModule::OnInit() { // don't do anything - we will load it when needed - return TRUE; + return true; } void wxRichEditModule::OnExit() @@ -2620,7 +2636,7 @@ bool wxRichEditModule::Load(int version) { // 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, + wxCHECK_MSG( version == 1 || version == 2, false, _T("incorrect richedit control version requested") ); // make it the index in the array @@ -2629,13 +2645,13 @@ bool wxRichEditModule::Load(int version) if ( ms_hRichEdit[version] == (HINSTANCE)-1 ) { // we had already tried to load it and failed - return FALSE; + return false; } if ( ms_hRichEdit[version] ) { // we've already got this one - return TRUE; + return true; } wxString dllname = version ? _T("riched20") : _T("riched32"); @@ -2649,12 +2665,12 @@ bool wxRichEditModule::Load(int version) ms_hRichEdit[version] = (HINSTANCE)-1; - return FALSE; + return false; } - return TRUE; + return true; } #endif // wxUSE_RICHEDIT -#endif // wxUSE_TEXTCTRL +#endif // wxUSE_TEXTCTRL && !(__SMARTPHONE__ && __WXWINCE__)