X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/589c71635a84ff9c4dc7129b300bea649afed5f0..8adb5d455797d5b656ef677c74359e5a578b539f:/src/msw/textctrl.cpp diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp index 43618accd8..e92293f142 100644 --- a/src/msw/textctrl.cpp +++ b/src/msw/textctrl.cpp @@ -5,8 +5,8 @@ // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -57,7 +57,11 @@ #include #include -#if wxUSE_RICHEDIT && (!defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__)) +#if wxUSE_RICHEDIT + +// old mingw32 has richedit stuff directly in windows.h and doesn't have +// richedit.h at all +#if !defined(__GNUWIN32_OLD__) || defined(__CYGWIN10__) #include #endif @@ -98,9 +102,11 @@ // Watcom C++ doesn't define this #ifndef SCF_ALL -#define SCF_ALL 0x0004 + #define SCF_ALL 0x0004 #endif +#endif // wxUSE_RICHEDIT + // ---------------------------------------------------------------------------- // private functions // ---------------------------------------------------------------------------- @@ -277,8 +283,6 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, // have we managed to load any richedit version? if ( !s_errorGiven ) { - msStyle |= ES_AUTOVSCROLL; - m_verRichEdit = verRichEdit; if ( m_verRichEdit == 1 ) { @@ -397,9 +401,7 @@ WXDWORD wxTextCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const long msStyle = wxControl::MSWGetStyle(style, exstyle); - // default styles - msStyle |= ES_LEFT; - + // styles which we alaways add by default if ( style & wxTE_MULTILINE ) { wxASSERT_MSG( !(style & wxTE_PROCESS_ENTER), @@ -407,7 +409,18 @@ WXDWORD wxTextCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const msStyle |= ES_MULTILINE | ES_WANTRETURN; if ( !(style & wxTE_NO_VSCROLL) ) - msStyle |= WS_VSCROLL; + { + // always adjust the vertical scrollbar automatically if we have it + msStyle |= WS_VSCROLL | ES_AUTOVSCROLL; + + // we have to use this style for the rich edit controls because + // without it the vertical scrollbar never appears at all in + // richedit 3.0 because of our ECO_NOHIDESEL hack (search for it) + if ( style & wxTE_RICH2 ) + { + msStyle |= ES_DISABLENOSCROLL; + } + } style |= wxTE_PROCESS_ENTER; } @@ -418,8 +431,12 @@ WXDWORD wxTextCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const msStyle |= ES_AUTOHSCROLL; } + // styles which we add depending on the specified wxWindows styles if ( style & wxHSCROLL ) - msStyle |= WS_HSCROLL | ES_AUTOHSCROLL; + { + // automatically scroll the control horizontally as necessary + msStyle |= WS_HSCROLL;// | ES_AUTOHSCROLL; + } if ( style & wxTE_READONLY ) msStyle |= ES_READONLY; @@ -427,23 +444,25 @@ WXDWORD wxTextCtrl::MSWGetStyle(long style, WXDWORD *exstyle) const if ( style & wxTE_PASSWORD ) msStyle |= ES_PASSWORD; - if ( style & wxTE_AUTO_SCROLL ) - msStyle |= ES_AUTOHSCROLL; - if ( style & wxTE_NOHIDESEL ) msStyle |= ES_NOHIDESEL; + // note that we can't do do "& wxTE_LEFT" as wxTE_LEFT == 0 if ( style & wxTE_CENTRE ) msStyle |= ES_CENTER; - - if ( style & wxTE_RIGHT ) + else if ( style & wxTE_RIGHT ) msStyle |= ES_RIGHT; + else + msStyle |= ES_LEFT; // ES_LEFT if 0 as well but for consistency... return msStyle; } void wxTextCtrl::SetWindowStyleFlag(long style) { + if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT ) + style |= wxBORDER_SUNKEN; + #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 @@ -549,14 +568,16 @@ void wxTextCtrl::SetValue(const wxString& value) if ( (value.length() > 0x400) || (value != GetValue()) ) { DoWriteText(value, FALSE /* not selection only */); + } - // mark the control as being not dirty - we changed its text, not the - // user - DiscardEdits(); + // we should reset the modified flag even if the value didn't really change - // for compatibility, don't move the cursor when doing SetValue() - SetInsertionPoint(0); - } + // 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 && (!wxUSE_UNICODE || wxUSE_UNICODE_MSLU) @@ -582,15 +603,6 @@ DWORD CALLBACK wxRichEditStreamIn(DWORD dwCookie, BYTE *buf, LONG cb, LONG *pcb) extern long wxEncodingToCodepage(wxFontEncoding encoding); // from utils.cpp -#ifdef __WXWINE__ -bool wxTextCtrl::StreamIn(const wxString& value, - wxFontEncoding WXUNUSED(encoding), - bool selectionOnly) -{ - return FALSE; -} -#else // !__WXWINE__ - #if wxUSE_UNICODE_MSLU bool wxTextCtrl::StreamIn(const wxString& value, wxFontEncoding WXUNUSED(encoding), @@ -647,11 +659,13 @@ bool wxTextCtrl::StreamIn(const wxString& value, m_suppressNextUpdate = TRUE; } - if ( !::SendMessage(GetHwnd(), EM_STREAMIN, - SF_TEXT | - SF_UNICODE | - (selectionOnly ? SFF_SELECTION : 0), - (LPARAM)&eds) || eds.dwError ) + ::SendMessage(GetHwnd(), EM_STREAMIN, + SF_TEXT | + SF_UNICODE | + (selectionOnly ? SFF_SELECTION : 0), + (LPARAM)&eds); + + if ( eds.dwError ) { wxLogLastError(_T("EM_STREAMIN")); } @@ -663,8 +677,6 @@ bool wxTextCtrl::StreamIn(const wxString& value, return TRUE; } -#endif // __WXWINE__/!__WXWINE__ - #endif // wxUSE_RICHEDIT void wxTextCtrl::WriteText(const wxString& value) @@ -702,7 +714,7 @@ void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly) } #endif // wxUSE_UNICODE_MSLU -#if !wxUSE_UNICODE && !defined(__WXWINE__) +#if !wxUSE_UNICODE // next check if the text we're inserting must be shown in a non // default charset -- this only works for RichEdit > 1.0 if ( GetRichVersion() > 1 ) @@ -753,7 +765,10 @@ void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly) #endif // wxUSE_RICHEDIT ) { - SendUpdateEvent(); + // Windows already sends an update event for single-line + // controls. + if ( m_windowStyle & wxTE_MULTILINE ) + SendUpdateEvent(); } } @@ -787,7 +802,11 @@ void wxTextCtrl::Clear() // 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(); + + // Windows already sends an update event for single-line + // controls. + if ( m_windowStyle & wxTE_MULTILINE ) + SendUpdateEvent(); } } @@ -897,6 +916,14 @@ void wxTextCtrl::SetInsertionPoint(long pos) void wxTextCtrl::SetInsertionPointEnd() { + // we must not do anything if the caret is already there because calling + // SetInsertionPoint() thaws the controls if Freeze() had been called even + // if it doesn't actually move the caret anywhere and so the simple fact of + // 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; #if wxUSE_RICHEDIT @@ -1016,7 +1043,44 @@ void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret) if ( scrollCaret ) { +#if wxUSE_RICHEDIT + // richedit 3.0 (i.e. the version living in riched20.dll distributed + // with Windows 2000 and beyond) doesn't honour EM_SCROLLCARET when + // emulating richedit 2.0 unless the control has focus or ECO_NOHIDESEL + // option is set (but it does work ok in richedit 1.0 mode...) + // + // so to make it work we either need to give focus to it here which + // will probably create many problems (dummy focus events; window + // containing the text control being brought to foreground + // unexpectedly; ...) or to temporarily set ECO_NOHIDESEL which may + // create other problems too -- and in fact it does because if we turn + // on/off this style while appending the text to the control, the + // vertical scrollbar never appears in it even if we append tons of + // text and to work around this the only solution I found was to use + // ES_DISABLENOSCROLL + // + // this is very ugly but I don't see any other way to make this work + if ( GetRichVersion() > 1 ) + { + if ( !HasFlag(wxTE_NOHIDESEL) ) + { + ::SendMessage(GetHwnd(), EM_SETOPTIONS, + ECOOP_OR, ECO_NOHIDESEL); + } + //else: everything is already ok + } +#endif // wxUSE_RICHEDIT + SendMessage(hWnd, EM_SCROLLCARET, (WPARAM)0, (LPARAM)0); + +#if wxUSE_RICHEDIT + // restore ECO_NOHIDESEL if we changed it + if ( GetRichVersion() > 1 && !HasFlag(wxTE_NOHIDESEL) ) + { + ::SendMessage(GetHwnd(), EM_SETOPTIONS, + ECOOP_AND, ~ECO_NOHIDESEL); + } +#endif // wxUSE_RICHEDIT } #else // Win16 // WPARAM is 0: selection is scrolled into view @@ -1301,7 +1365,7 @@ bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg) void wxTextCtrl::OnChar(wxKeyEvent& event) { - switch ( event.KeyCode() ) + switch ( event.GetKeyCode() ) { case WXK_RETURN: if ( !(m_windowStyle & wxTE_MULTILINE) ) @@ -1701,7 +1765,6 @@ void wxTextCtrl::OnRightClick(wxMouseEvent& event) bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) { -#ifndef __WXWINE__ NMHDR *hdr = (NMHDR* )lParam; switch ( hdr->code ) { @@ -1788,7 +1851,6 @@ bool wxTextCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result) } return TRUE; } -#endif // not processed, leave it to the base class return wxTextCtrlBase::MSWOnNotify(idCtrl, lParam, result); @@ -1846,9 +1908,6 @@ bool wxTextCtrl::SetForegroundColour(const wxColour& colour) 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 @@ -1978,7 +2037,6 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) } return ok; -#endif } bool wxTextCtrl::SetDefaultStyle(const wxTextAttr& style)