X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/937013e0fd914d4c42f9f5ec98da665986b93dfa..8cbc59fe84f046685b873cf58f6c56debe59de1c:/src/msw/textctrl.cpp diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp index fc8676db3f..3b9129f0a4 100644 --- a/src/msw/textctrl.cpp +++ b/src/msw/textctrl.cpp @@ -82,7 +82,7 @@ // dummy value used for m_dropTarget, different from any valid pointer value // (which are all even under Windows) and NULL static wxDropTarget * - wxRICHTEXT_DEFAULT_DROPTARGET = wx_reinterpret_cast(wxDropTarget *, 1); + wxRICHTEXT_DEFAULT_DROPTARGET = reinterpret_cast(1); #endif // wxUSE_DRAG_AND_DROP && wxUSE_RICHEDIT @@ -169,7 +169,7 @@ public: private: int& m_count; - DECLARE_NO_COPY_CLASS(UpdatesCountFilter) + wxDECLARE_NO_COPY_CLASS(UpdatesCountFilter); }; // ---------------------------------------------------------------------------- @@ -248,6 +248,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase) BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase) EVT_CHAR(wxTextCtrl::OnChar) + EVT_KEY_DOWN(wxTextCtrl::OnKeyDown) EVT_DROP_FILES(wxTextCtrl::OnDropFiles) #if wxUSE_RICHEDIT @@ -483,9 +484,19 @@ bool wxTextCtrl::MSWCreateText(const wxString& value, valueWin = value; } + // suppress events sent during control creation: we're called either from + // the ctor and then we shouldn't generate any events for compatibility + // with the other ports, or from SetWindowStyleFlag() and then we shouldn't + // generate the events because our text doesn't really change, the fact + // that we (sometimes) need to recreate the control is just an + // implementation detail + m_updatesCount = -2; + if ( !MSWCreateControl(windowClass.wx_str(), msStyle, pos, size, valueWin) ) return false; + m_updatesCount = -1; + #if wxUSE_RICHEDIT if (IsRich()) { @@ -784,10 +795,12 @@ wxString wxTextCtrl::GetRange(long from, long to) const encoding = font.GetEncoding(); } +#if wxUSE_INTL if ( encoding == wxFONTENCODING_SYSTEM ) { encoding = wxLocale::GetSystemEncoding(); } +#endif // wxUSE_INTL if ( encoding == wxFONTENCODING_SYSTEM ) { @@ -899,7 +912,7 @@ void wxTextCtrl::DoSetValue(const wxString& value, int flags) // TODO: using memcpy() would improve performance a lot for big amounts of text DWORD CALLBACK -wxRichEditStreamIn(DWORD dwCookie, BYTE *buf, LONG cb, LONG *pcb) +wxRichEditStreamIn(DWORD_PTR dwCookie, BYTE *buf, LONG cb, LONG *pcb) { *pcb = 0; @@ -974,21 +987,19 @@ wxTextCtrl::StreamIn(const wxString& value, const size_t len = conv.MB2WC(NULL, value.mb_str(), value.length()); -#if wxUSE_WCHAR_T - wxWCharBuffer wchBuf(len); + if (len == wxCONV_FAILED) + return false; + + wxWCharBuffer wchBuf(len); // allocates one extra character wchar_t *wpc = wchBuf.data(); -#else - wchar_t *wchBuf = (wchar_t *)malloc((len + 1)*sizeof(wchar_t)); - wchar_t *wpc = wchBuf; -#endif - conv.MB2WC(wpc, value.mb_str(), value.length()); + conv.MB2WC(wpc, value.mb_str(), len + 1); #endif // wxUSE_UNICODE_MSLU // finally, stream it in the control EDITSTREAM eds; wxZeroMemory(eds); - eds.dwCookie = (DWORD)&wpc; + eds.dwCookie = (DWORD_PTR)&wpc; // the cast below is needed for broken (very) old mingw32 headers eds.pfnCallback = (EDITSTREAMCALLBACK)wxRichEditStreamIn; @@ -1066,7 +1077,8 @@ wxTextCtrl::StreamOut(wxFontEncoding encoding, bool selectionOnly) const // conversion but what else can we do) wxCSConv conv(encoding); size_t lenNeeded = conv.WC2MB(NULL, wchBuf, 0); - if ( lenNeeded++ ) + + if ( lenNeeded != wxCONV_FAILED && lenNeeded++ ) { conv.WC2MB(wxStringBuffer(out, lenNeeded), wchBuf, lenNeeded); } @@ -1299,6 +1311,13 @@ void wxTextCtrl::DoSetSelection(long from, long to, int flags) #if wxUSE_RICHEDIT if ( IsRich() ) { + // if from and to are both -1, it means (in wxWidgets) that all text + // should be selected, translate this into Windows convention + if ( (from == -1) && (to == -1) ) + { + from = 0; + } + CHARRANGE range; range.cpMin = from; range.cpMax = to; @@ -1307,7 +1326,7 @@ void wxTextCtrl::DoSetSelection(long from, long to, int flags) else #endif // wxUSE_RICHEDIT { - ::SendMessage(hWnd, EM_SETSEL, from, to); + wxTextEntry::DoSetSelection(from, to, flags); } if ( (flags & SetSel_Scroll) && !IsFrozen() ) @@ -1833,6 +1852,35 @@ void wxTextCtrl::OnChar(wxKeyEvent& event) event.Skip(); } +void wxTextCtrl::OnKeyDown(wxKeyEvent& event) +{ + // richedit control doesn't send WM_PASTE, WM_CUT and WM_COPY messages + // when Ctrl-V, X or C is pressed and this prevents wxClipboardTextEvent + // from working. So we work around it by intercepting these shortcuts + // ourselves and emitting clipboard events (which richedit will handle, + // so everything works as before, including pasting of rich text): + if ( event.GetModifiers() == wxMOD_CONTROL && IsRich() ) + { + switch ( event.GetKeyCode() ) + { + case 'C': + Copy(); + return; + case 'X': + Cut(); + return; + case 'V': + Paste(); + return; + default: + break; + } + } + + // no, we didn't process it + event.Skip(); +} + WXLRESULT wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) { WXLRESULT lRc = wxTextCtrlBase::MSWWindowProc(nMsg, wParam, lParam); @@ -1869,7 +1917,7 @@ WXLRESULT wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPara else // !editable { // NB: use "=", not "|=" as the base class version returns - // the same flags is this state as usual (i.e. + // the same flags in the disabled state as usual (i.e. // including DLGC_WANTMESSAGE). This is strange (how // does it work in the native Win32 apps?) but for now // live with it. @@ -1877,13 +1925,6 @@ WXLRESULT wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPara } } break; - - case WM_CUT: - case WM_COPY: - case WM_PASTE: - if ( HandleClipboardEvent(nMsg) ) - lRc = 0; - break; } return lRc; @@ -1928,17 +1969,6 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) { switch ( param ) { - case EN_SETFOCUS: - case EN_KILLFOCUS: - { - wxFocusEvent event(param == EN_KILLFOCUS ? wxEVT_KILL_FOCUS - : wxEVT_SET_FOCUS, - m_windowId); - event.SetEventObject(this); - HandleWindowEvent(event); - } - break; - case EN_CHANGE: SendUpdateEvent(); break; @@ -1954,7 +1984,9 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id)) } break; - // the other edit notification messages are not processed + // the other edit notification messages are not processed (or, in + // the case of EN_{SET/KILL}FOCUS were already handled at WM_SET/ + // KILLFOCUS level) default: return false; } @@ -2067,15 +2099,12 @@ void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event)) void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event)) { - long from, to; - GetSelection(& from, & to); - if (from != -1 && to != -1) - Remove(from, to); + RemoveSelection(); } void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event)) { - SetSelection(-1, -1); + SelectAll(); } void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event) @@ -2105,14 +2134,12 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event) void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event) { - long from, to; - GetSelection(& from, & to); - event.Enable(from != -1 && to != -1 && from != to && IsEditable()) ; + event.Enable( HasSelection() && IsEditable() ); } void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event) { - event.Enable(GetLastPosition() > 0); + event.Enable( !IsEmpty() ); } void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event) @@ -2141,13 +2168,15 @@ void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event) event.Skip(); } -void wxTextCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event)) +void wxTextCtrl::OnSetFocus(wxFocusEvent& event) { // be sure the caret remains invisible if the user had hidden it if ( !m_isNativeCaretShown ) { ::HideCaret(GetHwnd()); } + + event.Skip(); } // ---------------------------------------------------------------------------- @@ -2418,7 +2447,7 @@ bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style) cf.yHeight = 20*font.GetPointSize(); // 1 pt = 20 twips cf.bCharSet = lf.lfCharSet; cf.bPitchAndFamily = lf.lfPitchAndFamily; - wxStrncpy( cf.szFaceName, lf.lfFaceName, WXSIZEOF(cf.szFaceName) ); + wxStrlcpy(cf.szFaceName, lf.lfFaceName, WXSIZEOF(cf.szFaceName)); // 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