X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8ef51d6704982ac36a0dd5df224fd47dc14c0661..be4da8f0315e36de2322cd312c7184f55c0333f5:/src/msw/textctrl.cpp?ds=sidebyside diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp index 381a2e3c2e..22aacd1548 100644 --- a/src/msw/textctrl.cpp +++ b/src/msw/textctrl.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: msw/textctrl.cpp +// Name: src/msw/textctrl.cpp // Purpose: wxTextCtrl // Author: Julian Smart // Modified by: @@ -36,9 +36,9 @@ #include "wx/app.h" #include "wx/menu.h" #include "wx/math.h" + #include "wx/module.h" #endif -#include "wx/module.h" #include "wx/sysopt.h" #if wxUSE_CLIPBOARD @@ -51,6 +51,7 @@ #include "wx/msw/private.h" #include "wx/msw/winundef.h" +#include "wx/msw/mslu.h" #include #include @@ -71,10 +72,10 @@ #include #endif -#include "wx/msw/missing.h" - #endif // wxUSE_RICHEDIT +#include "wx/msw/missing.h" + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- @@ -135,9 +136,13 @@ public: UpdatesCountFilter(int& count) : m_count(count) { - wxASSERT_MSG( m_count == -1, _T("wrong initial m_updatesCount value") ); + wxASSERT_MSG( m_count == -1 || m_count == -2, + _T("wrong initial m_updatesCount value") ); - m_count = 0; + if (m_count != -2) + m_count = 0; + //else: we don't want to count how many update events we get as we're going + // to ignore all of them } ~UpdatesCountFilter() @@ -206,7 +211,7 @@ wxBEGIN_FLAGS( wxTextCtrlStyle ) wxFLAGS_MEMBER(wxTE_CENTRE) wxFLAGS_MEMBER(wxTE_RIGHT) wxFLAGS_MEMBER(wxTE_DONTWRAP) - wxFLAGS_MEMBER(wxTE_LINEWRAP) + wxFLAGS_MEMBER(wxTE_CHARWRAP) wxFLAGS_MEMBER(wxTE_WORDWRAP) wxEND_FLAGS( wxTextCtrlStyle ) @@ -227,11 +232,11 @@ wxEND_HANDLERS_TABLE() wxCONSTRUCTOR_6( wxTextCtrl , wxWindow* , Parent , wxWindowID , Id , wxString , Value , wxPoint , Position , wxSize , Size , long , WindowStyle) #else -IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl) +IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase) #endif -BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) +BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase) EVT_CHAR(wxTextCtrl::OnChar) EVT_DROP_FILES(wxTextCtrl::OnDropFiles) @@ -258,10 +263,50 @@ BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) EVT_SET_FOCUS(wxTextCtrl::OnSetFocus) END_EVENT_TABLE() +// ---------------------------------------------------------------------------- +// function prototypes +// ---------------------------------------------------------------------------- + +LRESULT APIENTRY _EXPORT wxTextCtrlWndProc(HWND hWnd, + UINT message, + WPARAM wParam, + LPARAM lParam); + +// --------------------------------------------------------------------------- +// global vars +// --------------------------------------------------------------------------- + +// the pointer to standard text control wnd proc +static WNDPROC gs_wndprocEdit = (WNDPROC)NULL; + // ============================================================================ // implementation // ============================================================================ +// ---------------------------------------------------------------------------- +// wnd proc for subclassed edit control +// ---------------------------------------------------------------------------- + +LRESULT APIENTRY _EXPORT wxTextCtrlWndProc(HWND hWnd, + UINT message, + WPARAM wParam, + LPARAM lParam) +{ + switch ( message ) + { + case WM_CUT: + case WM_COPY: + case WM_PASTE: + { + wxWindow *win = wxFindWinFromHandle((WXHWND)hWnd); + if( win->HandleClipboardEvent( message ) ) + return 0; + break; + } + } + return ::CallWindowProc(CASTWNDPROC gs_wndprocEdit, hWnd, message, wParam, lParam); +} + // ---------------------------------------------------------------------------- // creation // ---------------------------------------------------------------------------- @@ -351,25 +396,28 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, // found (or if msw.inkedit != 0 and the InkEd.dll is present). // However, an application can veto ink edit controls by either specifying // msw.inkedit = 0 or by removing wxTE_RICH[2] from the style. - + // if ((wxSystemSettings::HasFeature(wxSYS_TABLET_PRESENT) || wxSystemOptions::GetOptionInt(wxT("msw.inkedit")) != 0) && !(wxSystemOptions::HasOption(wxT("msw.inkedit")) && wxSystemOptions::GetOptionInt(wxT("msw.inkedit")) == 0)) { if (wxRichEditModule::LoadInkEdit()) - { - windowClass = INKEDIT_CLASS; + { + windowClass = INKEDIT_CLASS; + +#if wxUSE_INKEDIT && wxUSE_RICHEDIT m_isInkEdit = 1; - +#endif + // Fake rich text version for other calls m_verRichEdit = 2; } } #endif - - if (!m_isInkEdit) + + if (!IsInkEdit()) { if ( m_verRichEdit == 2 ) - { + { if ( wxRichEditModule::Load(wxRichEditModule::Version_41) ) { // yes, class name for version 4.1 really is 5.0 @@ -411,7 +459,7 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, m_verRichEdit = 0; } } - } // !useInkEdit + } // !useInkEdit } #endif // wxUSE_RICHEDIT @@ -438,12 +486,12 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, // Pass IEM_InsertText (0) as wParam, in order to have the ink always // converted to text. ::SendMessage(GetHwnd(), EM_SETINKINSERTMODE, 0, 0); - + // Make sure the mouse can be used for input ::SendMessage(GetHwnd(), EM_SETUSEMOUSEFORINPUT, 1, 0); } #endif - + // enable the events we're interested in: we want to get EN_CHANGE as // for the normal controls LPARAM mask = ENM_CHANGE; @@ -476,6 +524,9 @@ bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id, } #endif // wxUSE_RICHEDIT + gs_wndprocEdit = wxSetWindowProc((HWND)GetHwnd(), + wxTextCtrlWndProc); + return true; } @@ -613,6 +664,15 @@ void wxTextCtrl::SetWindowStyleFlag(long style) // set/get the controls text // ---------------------------------------------------------------------------- +bool wxTextCtrl::IsEmpty() const +{ + // this is an optimization for multiline controls containing a lot of text + if ( IsMultiLine() && GetNumberOfLines() != 1 ) + return false; + + return wxTextCtrlBase::IsEmpty(); +} + wxString wxTextCtrl::GetValue() const { // range 0..-1 is special for GetRange() and means to retrieve all text @@ -736,7 +796,7 @@ wxString wxTextCtrl::GetRange(long from, long to) const return str; } -void wxTextCtrl::SetValue(const wxString& value) +void wxTextCtrl::DoSetValue(const wxString& value, int flags) { // if the text is long enough, it's faster to just set it instead of first // comparing it with the old one (chances are that it will be different @@ -744,22 +804,27 @@ void wxTextCtrl::SetValue(const wxString& value) // edit controls mostly) if ( (value.length() > 0x400) || (value != GetValue()) ) { - DoWriteText(value, false /* not selection only */); + DoWriteText(value, flags /* doesn't include SelectionOnly here */); + + // 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); } else // same text { + // still reset the modified flag even if the value didn't really change + // because now it comes from the program and not the user (and do it + // before generating the event so that the event handler could get the + // expected value from IsModified()) + DiscardEdits(); + // still send an event for consistency - SendUpdateEvent(); + if (flags & SetValue_SendEvent) + SendUpdateEvent(); } - - // we should reset the modified flag even if the value didn't really change - - // mark the control as being not dirty - we changed its text, not the - // user - DiscardEdits(); } #if wxUSE_RICHEDIT && (!wxUSE_UNICODE || wxUSE_UNICODE_MSLU) @@ -956,8 +1021,9 @@ void wxTextCtrl::WriteText(const wxString& value) DoWriteText(value); } -void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly) +void wxTextCtrl::DoWriteText(const wxString& value, int flags) { + bool selectionOnly = (flags & SetValue_SelectionOnly) != 0; wxString valueDos; if ( m_windowStyle & wxTE_MULTILINE ) valueDos = wxTextFile::Translate(value, wxTextFileType_Dos); @@ -1021,13 +1087,16 @@ void wxTextCtrl::DoWriteText(const wxString& value, bool selectionOnly) // 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 + if ( !(flags & SetValue_SendEvent) ) + m_updatesCount = -2; // suppress any update event + UpdatesCountFilter ucf(m_updatesCount); ::SendMessage(GetHwnd(), selectionOnly ? EM_REPLACESEL : WM_SETTEXT, // EM_REPLACESEL takes 1 to indicate the operation should be redoable selectionOnly ? 1 : 0, (LPARAM)valueDos.c_str()); - if ( !ucf.GotUpdate() ) + if ( !ucf.GotUpdate() && (flags & SetValue_SendEvent) ) { SendUpdateEvent(); } @@ -1181,7 +1250,8 @@ void wxTextCtrl::SetInsertionPointEnd() // 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() ) + const wxTextPos lastPosition = GetLastPosition(); + if ( GetInsertionPoint() == lastPosition ) { return; } @@ -1197,7 +1267,7 @@ void wxTextCtrl::SetInsertionPointEnd() else // !RichEdit 1.0 #endif // wxUSE_RICHEDIT { - pos = GetLastPosition(); + pos = lastPosition; } SetInsertionPoint(pos); @@ -1355,9 +1425,9 @@ void wxTextCtrl::DoSetSelection(long from, long to, bool scrollCaret) // Working with files // ---------------------------------------------------------------------------- -bool wxTextCtrl::LoadFile(const wxString& file) +bool wxTextCtrl::DoLoadFile(const wxString& file, int fileType) { - if ( wxTextCtrlBase::LoadFile(file) ) + if ( wxTextCtrlBase::DoLoadFile(file, fileType) ) { // update the size limit if needed AdjustSpaceLimit(); @@ -1377,7 +1447,7 @@ 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 */); - DoWriteText(value, true /* selection only */); + DoWriteText(value); } void wxTextCtrl::Remove(long from, long to) @@ -1732,18 +1802,17 @@ void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event) // kbd input processing // ---------------------------------------------------------------------------- -bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg) +bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* msg) { - 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 = (WORD) msg->wParam; - if ( (HIWORD(msg->lParam) & KF_ALTDOWN) == KF_ALTDOWN ) + const WPARAM vkey = msg->wParam; + if ( HIWORD(msg->lParam) & KF_ALTDOWN ) { + // Alt-Backspace is accelerator for "Undo" if ( vkey == VK_BACK ) return false; } @@ -1761,6 +1830,9 @@ bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg) // fall through case 0: + if ( IsMultiLine() && vkey == VK_RETURN ) + return false; + // fall through case 2: break; @@ -1789,7 +1861,7 @@ bool wxTextCtrl::MSWShouldPreProcessMessage(WXMSG* pMsg) } } - return wxControl::MSWShouldPreProcessMessage(pMsg); + return wxControl::MSWShouldPreProcessMessage(msg); } void wxTextCtrl::OnChar(wxKeyEvent& event) @@ -1797,16 +1869,15 @@ void wxTextCtrl::OnChar(wxKeyEvent& event) switch ( event.GetKeyCode() ) { case WXK_RETURN: - if ( !HasFlag(wxTE_MULTILINE) ) { wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); InitCommandEvent(event); event.SetString(GetValue()); if ( GetEventHandler()->ProcessEvent(event) ) + if ( !HasFlag(wxTE_MULTILINE) ) return; + //else: multiline controls need Enter for themselves } - //else: multiline controls need Enter for themselves - break; case WXK_TAB: @@ -1920,6 +1991,11 @@ bool wxTextCtrl::SendUpdateEvent() // we hadn't updated the control ourselves, this event comes from // the user, don't need to ignore it nor update the count break; + + case -2: + // the control was updated programmatically and we do NOT want to + // send events + return false; } wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId()); @@ -2513,11 +2589,23 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) } } - if (pf.dwMask != 0) +#if wxUSE_RICHEDIT2 + if ( m_verRichEdit > 1 ) + { + if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft ) + { + // Use RTL paragraphs in RTL mode to get proper layout + pf.dwMask |= PFM_RTLPARA; + pf.wEffects |= PFE_RTLPARA; + } + } +#endif // wxUSE_RICHEDIT2 + + if ( pf.dwMask ) { // do format the selection bool ok = ::SendMessage(GetHwnd(), EM_SETPARAFORMAT, - 0, (LPARAM) &pf) != 0; + 0, (LPARAM) &pf) != 0; if ( !ok ) { wxLogDebug(_T("SendMessage(EM_SETPARAFORMAT, 0) failed")); @@ -2771,9 +2859,9 @@ bool wxRichEditModule::LoadInkEdit() static bool ms_inkEditLibLoadAttemped; if (ms_inkEditLibLoadAttemped) ms_inkEditLib.IsLoaded(); - + ms_inkEditLibLoadAttemped = true; - + wxLogNull logNull; return ms_inkEditLib.Load(wxT("inked")); }