X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ddab9f80c8976a0d01906788c197ac1be2b08675..abfcca57dd0d805ceec9e19c4be207614d79252a:/src/msw/textctrl.cpp diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp index eaec878a03..4fdcde3e83 100644 --- a/src/msw/textctrl.cpp +++ b/src/msw/textctrl.cpp @@ -69,6 +69,28 @@ #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 // ---------------------------------------------------------------------------- @@ -163,7 +185,7 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, // 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; @@ -178,21 +200,27 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, 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; @@ -237,6 +265,11 @@ 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(); @@ -264,36 +297,10 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, 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 ( !MSWCreateControl(windowClass, msStyle, pos, size, value) ) + return FALSE; -#if wxUSE_CTL3D - if ( want3D ) - { - Ctl3dSubclassCtl(GetHwnd()); - m_useCtl3D = TRUE; - } -#endif + SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW)); #if wxUSE_RICHEDIT if (m_isRich) @@ -312,32 +319,6 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, } #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; } @@ -371,18 +352,6 @@ void wxTextCtrl::AdoptAttributesFromHWND() 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()); -} - // ---------------------------------------------------------------------------- // set/get the controls text // ---------------------------------------------------------------------------- @@ -592,8 +561,13 @@ 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() @@ -856,6 +830,11 @@ wxString wxTextCtrl::GetLineText(long lineNo) const return str; } +void wxTextCtrl::SetMaxLength(unsigned long len) +{ + ::SendMessage(GetHwnd(), EM_LIMITTEXT, len, 0); +} + // ---------------------------------------------------------------------------- // Undo/redo // ---------------------------------------------------------------------------- @@ -906,6 +885,52 @@ 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() ) @@ -952,8 +977,8 @@ 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); } @@ -970,7 +995,13 @@ 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 @@ -1059,11 +1090,27 @@ 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 @@ -1088,6 +1135,9 @@ void wxTextCtrl::AdjustSpaceLimit() } } #endif // !Win16 + + // we changed the limit + return TRUE; } bool wxTextCtrl::AcceptsFocus() const