X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1e6feb95a79834836e88143b15d9f424ebe79621..4770df95a0ace5e4e8f67e8ea85392e464fbaad2:/src/msw/textctrl.cpp diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp index 13d6e784d3..0de8b105d5 100644 --- a/src/msw/textctrl.cpp +++ b/src/msw/textctrl.cpp @@ -65,6 +65,32 @@ #define CFM_CHARSET 0x08000000 #endif // CFM_CHARSET +#ifndef CFM_BACKCOLOR + #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 + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- @@ -233,6 +259,11 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, else { msStyle |= ES_AUTOVSCROLL; + // Experimental: this seems to help with the scroll problem. See messages from Jekabs Andrushaitis + // wx-dev list, entitled "[wx-dev] wxMSW-EVT_KEY_DOWN and wxMSW-wxTextCtrl" and "[wx-dev] TextCtrl (RichEdit)" + // Unfortunately, showing the selection in blue when the control doesn't have + // the focus is non-standard behaviour, and we need to find another workaround. + //msStyle |= ES_NOHIDESEL ; m_isRich = TRUE; int ver = wxRichEditModule::GetLoadedVersion(); @@ -294,11 +325,19 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, #if wxUSE_RICHEDIT if (m_isRich) { - // Have to enable events - ::SendMessage(GetHwnd(), EM_SETEVENTMASK, 0, - ENM_CHANGE | ENM_DROPFILES | ENM_SELCHANGE | ENM_UPDATE); + // have to enable events manually + LPARAM mask = ENM_CHANGE | ENM_DROPFILES | ENM_SELCHANGE | ENM_UPDATE; + + if ( m_windowStyle & wxTE_AUTO_URL ) + { + mask |= ENM_LINK; + + ::SendMessage(GetHwnd(), EM_AUTOURLDETECT, TRUE, 0); + } + + ::SendMessage(GetHwnd(), EM_SETEVENTMASK, 0, mask); } -#endif +#endif // wxUSE_RICHEDIT SubclassWin(GetHWND()); @@ -580,8 +619,13 @@ void wxTextCtrl::SetInsertionPoint(long pos) SendMessage(hWnd, EM_SETSEL, 0, MAKELPARAM(pos, pos)); #endif // Win32/16 - static const wxChar *nothing = _T(""); - SendMessage(hWnd, EM_REPLACESEL, 0, (LPARAM)nothing); +#if wxUSE_RICHEDIT + if ( !m_isRich) +#endif + { + static const wxChar *nothing = _T(""); + SendMessage(hWnd, EM_REPLACESEL, 0, (LPARAM)nothing); + } } void wxTextCtrl::SetInsertionPointEnd() @@ -664,7 +708,6 @@ bool wxTextCtrl::IsEditable() const void wxTextCtrl::Replace(long from, long to, const wxString& value) { -#if wxUSE_CLIPBOARD HWND hWnd = GetHwnd(); long fromChar = from; long toChar = to; @@ -672,18 +715,10 @@ void wxTextCtrl::Replace(long from, long to, const wxString& value) // Set selection and remove it #ifdef __WIN32__ SendMessage(hWnd, EM_SETSEL, fromChar, toChar); + SendMessage(hWnd, EM_REPLACESEL, (WPARAM)TRUE, (LPARAM)value.c_str()); #else SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar)); -#endif - SendMessage(hWnd, WM_CUT, (WPARAM)0, (LPARAM)0); - - // Now replace with 'value', by pasting. - wxSetClipboardData(wxDF_TEXT, (wxObject *) (const wxChar *)value, 0, 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."); + SendMessage(hWnd, EM_REPLACESEL, (WPARAM)0, (LPARAM)value.c_str()); #endif } @@ -696,10 +731,11 @@ void wxTextCtrl::Remove(long from, long to) // Cut all selected text #ifdef __WIN32__ SendMessage(hWnd, EM_SETSEL, fromChar, toChar); + SendMessage(hWnd, EM_REPLACESEL, (WPARAM)TRUE, (LPARAM)""); #else SendMessage(hWnd, EM_SETSEL, (WPARAM)0, (LPARAM)MAKELONG(fromChar, toChar)); + SendMessage(hWnd, EM_REPLACESEL, (WPARAM)0, (LPARAM)""); #endif - SendMessage(hWnd, WM_CUT, (WPARAM)0, (LPARAM)0); } void wxTextCtrl::SetSelection(long from, long to) @@ -852,6 +888,11 @@ wxString wxTextCtrl::GetLineText(long lineNo) const return str; } +void wxTextCtrl::SetMaxLength(unsigned long len) +{ + ::SendMessage(GetHwnd(), EM_LIMITTEXT, len, 0); +} + // ---------------------------------------------------------------------------- // Undo/redo // ---------------------------------------------------------------------------- @@ -902,6 +943,52 @@ void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event) } } +// ---------------------------------------------------------------------------- +// 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() ) @@ -948,8 +1035,8 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) 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); } @@ -966,7 +1053,13 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) 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 @@ -1055,11 +1148,27 @@ void wxTextCtrl::OnEraseBackground(wxEraseEvent& event) } #endif -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 @@ -1084,6 +1193,9 @@ void wxTextCtrl::AdjustSpaceLimit() } } #endif // !Win16 + + // we changed the limit + return TRUE; } bool wxTextCtrl::AcceptsFocus() const @@ -1166,6 +1278,72 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event) // the rest of the file only deals with the rich edit controls #if wxUSE_RICHEDIT +// ---------------------------------------------------------------------------- +// EN_LINK processing +// ---------------------------------------------------------------------------- + +bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) +{ + NMHDR *hdr = (NMHDR* )lParam; + if ( hdr->code == EN_LINK ) + { + 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; + } + + // not processed + return FALSE; +} + // ---------------------------------------------------------------------------- // colour setting for the rich edit controls // ---------------------------------------------------------------------------- @@ -1267,7 +1445,8 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) if ( style.HasFont() ) { - cf.dwMask |= CFM_FACE | CFM_SIZE | CFM_CHARSET; + cf.dwMask |= CFM_FACE | CFM_SIZE | CFM_CHARSET | + CFM_ITALIC | CFM_BOLD | CFM_UNDERLINE; // fill in data from LOGFONT but recalculate lfHeight because we need // the real height in twips and not the negative number which @@ -1280,22 +1459,21 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) cf.bPitchAndFamily = lf.lfPitchAndFamily; wxStrncpy( cf.szFaceName, lf.lfFaceName, WXSIZEOF(cf.szFaceName) ); - // also deal with underline/italic/bold attributes + // also deal with underline/italic/bold attributes: note that we must + // always set CFM_ITALIC &c bits in dwMask, even if we don't set the + // style to allow clearing it if ( lf.lfItalic ) { - cf.dwMask |= CFM_ITALIC; cf.dwEffects |= CFE_ITALIC; } if ( lf.lfWeight == FW_BOLD ) { - cf.dwMask |= CFM_BOLD; cf.dwEffects |= CFE_BOLD; } if ( lf.lfUnderline ) { - cf.dwMask |= CFM_UNDERLINE; cf.dwEffects |= CFE_UNDERLINE; } @@ -1309,16 +1487,13 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) } #if wxUSE_RICHEDIT2 -#ifndef CFM_BACKCOLOR -#define CFM_BACKCOLOR 0x04000000 -#endif - if ( wxRichEditModule::GetLoadedVersion() > 1 && style.HasBackgroundColour() ) { cf.dwMask |= CFM_BACKCOLOR; cf.crBackColor = wxColourToRGB(style.GetBackgroundColour()); } -#endif +#endif // wxUSE_RICHEDIT2 + // do format the selection bool ok = ::SendMessage(GetHwnd(), EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM)&cf) != 0;