X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c27eab7e9ce512e052046886a33c5f5002d42573..508379ee46267fdd83c2646896b1c58a68a7dcc7:/src/motif/textctrl.cpp diff --git a/src/motif/textctrl.cpp b/src/motif/textctrl.cpp index b84167773a..df6e6269b5 100644 --- a/src/motif/textctrl.cpp +++ b/src/motif/textctrl.cpp @@ -57,6 +57,19 @@ static void wxTextWindowActivateProc(Widget w, XtPointer clientData, XmAnyCallba BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) EVT_DROP_FILES(wxTextCtrl::OnDropFiles) EVT_CHAR(wxTextCtrl::OnChar) + + EVT_MENU(wxID_CUT, wxTextCtrl::OnCut) + EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy) + EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste) + EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo) + EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo) + + EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut) + EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy) + EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste) + EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo) + EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo) + END_EVENT_TABLE() #endif @@ -70,9 +83,6 @@ static void wxTextWindowActivateProc(Widget w, XtPointer clientData, XmAnyCallba // Text item wxTextCtrl::wxTextCtrl() -#ifndef NO_TEXT_WINDOW_STREAM - : streambuf() -#endif { m_tempCallbackStruct = (void*) NULL; m_modified = FALSE; @@ -140,6 +150,10 @@ bool wxTextCtrl::Create(wxWindow *parent, NULL ); + XtVaSetValues ((Widget) m_mainWidget, + XmNeditable, ((style & wxTE_READONLY) ? False : True), + NULL); + // TODO: Is this relevant? What does it do? int noCols = 2; if (!value.IsNull() && (value.Length() > (unsigned int) noCols)) @@ -158,8 +172,21 @@ bool wxTextCtrl::Create(wxWindow *parent, } if ( !!value ) + { +#if 0 + // don't do this because it is just linking the text to a source + // string which is unsafe. MB + // XmTextSetString ((Widget) m_mainWidget, (char*)value.c_str()); - +#else + // do this instead... MB + // + XtVaSetValues( (Widget) m_mainWidget, + XmNvalue, (char *)value.c_str(), + NULL); +#endif + } + // install callbacks XtAddCallback((Widget) m_mainWidget, XmNvalueChangedCallback, (XtCallbackProc)wxTextWindowChangedProc, (XtPointer)this); @@ -172,7 +199,7 @@ bool wxTextCtrl::Create(wxWindow *parent, XtAddCallback((Widget) m_mainWidget, XmNlosingFocusCallback, (XtCallbackProc)wxTextWindowLoseFocusProc, (XtPointer)this); // font - m_windowFont = parent->GetFont(); + m_font = parent->GetFont(); ChangeFont(FALSE); SetCanAddEventHandler(TRUE); @@ -224,7 +251,18 @@ void wxTextCtrl::SetValue(const wxString& value) { m_inSetValue = TRUE; +#if 0 + // don't do this because it is just linking the text to a source + // string which is unsafe. MB + // XmTextSetString ((Widget) m_mainWidget, (char*)value.c_str()); +#else + // do this instead... MB + // + XtVaSetValues( (Widget) m_mainWidget, + XmNvalue, (char *)value.c_str(), + NULL); +#endif m_inSetValue = FALSE; } @@ -245,6 +283,67 @@ void wxTextCtrl::Paste() XmTextPaste((Widget) m_mainWidget); } +bool wxTextCtrl::CanCopy() const +{ + // Can copy if there's a selection + long from, to; + GetSelection(& from, & to); + return (from != to) ; +} + +bool wxTextCtrl::CanCut() const +{ + // Can cut if there's a selection + long from, to; + GetSelection(& from, & to); + return (from != to) ; +} + +bool wxTextCtrl::CanPaste() const +{ + return IsEditable() ; +} + +// Undo/redo +void wxTextCtrl::Undo() +{ + // Not possible in Motif +} + +void wxTextCtrl::Redo() +{ + // Not possible in Motif +} + +bool wxTextCtrl::CanUndo() const +{ + // No Undo in Motif + return FALSE; +} + +bool wxTextCtrl::CanRedo() const +{ + // No Redo in Motif + return FALSE; +} + +// If the return values from and to are the same, there is no +// selection. +void wxTextCtrl::GetSelection(long* from, long* to) const +{ + XmTextPosition left, right; + + XmTextGetSelectionPosition((Widget) m_mainWidget, & left, & right); + + *from = (long) left; + *to = (long) right; +} + +bool wxTextCtrl::IsEditable() const +{ + return (XmTextGetEditable((Widget) m_mainWidget) != 0); +} + void wxTextCtrl::SetEditable(bool editable) { XmTextSetEditable((Widget) m_mainWidget, (Boolean) editable); @@ -300,7 +399,7 @@ bool wxTextCtrl::LoadFile(const wxString& file) Clear(); Widget textWidget = (Widget) m_mainWidget; - FILE *fp; + FILE *fp = 0; struct stat statb; if ((stat ((char*) (const char*) file, &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG || @@ -403,7 +502,6 @@ bool wxTextCtrl::IsModified() const // Makes 'unmodified' void wxTextCtrl::DiscardEdits() { - XmTextSetString ((Widget) m_mainWidget, ""); m_modified = FALSE; } @@ -452,11 +550,16 @@ long wxTextCtrl::XYToPosition(long x, long y) const return r+x; } -void wxTextCtrl::PositionToXY(long pos, long *x, long *y) const +bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const { Position xx, yy; XmTextPosToXY((Widget) m_mainWidget, pos, &xx, &yy); - *x = xx; *y = yy; + if ( x ) + *x = xx; + if ( y ) + *y = yy; + + return TRUE; } void wxTextCtrl::ShowPosition(long pos) @@ -514,161 +617,6 @@ void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event) } } -// The streambuf code was partly taken from chapter 3 by Jerry Schwarz of -// AT&T's "C++ Lanuage System Release 3.0 Library Manual" - Stein Somers - -//========================================================================= -// Called then the buffer is full (gcc 2.6.3) -// or when "endl" is output (Borland 4.5) -//========================================================================= -// Class declaration using multiple inheritance doesn't work properly for -// Borland. See note in wb_text.h. -#ifndef NO_TEXT_WINDOW_STREAM -int wxTextCtrl::overflow(int c) -{ - // Make sure there is a holding area - if ( allocate()==EOF ) - { - wxError("Streambuf allocation failed","Internal error"); - return EOF; - } - - // Verify that there are no characters in get area - if ( gptr() && gptr() < egptr() ) - { - wxError("wxTextCtrl::overflow: Who's trespassing my get area?","Internal error"); - return EOF; - } - - // Reset get area - setg(0,0,0); - - // Make sure there is a put area - if ( ! pptr() ) - { - /* This doesn't seem to be fatal so comment out error message */ - // wxError("Put area not opened","Internal error"); - setp( base(), base() ); - } - - // Determine how many characters have been inserted but no consumed - int plen = pptr() - pbase(); - - // Now Jerry relies on the fact that the buffer is at least 2 chars - // long, but the holding area "may be as small as 1" ??? - // And we need an additional \0, so let's keep this inefficient but - // safe copy. - - // If c!=EOF, it is a character that must also be comsumed - int xtra = c==EOF? 0 : 1; - - // Write temporary C-string to wxTextWindow - { - char *txt = new char[plen+xtra+1]; - memcpy(txt, pbase(), plen); - txt[plen] = (char)c; // append c - txt[plen+xtra] = '\0'; // append '\0' or overwrite c - // If the put area already contained \0, output will be truncated there - WriteText(txt); - delete[] txt; - } - - // Reset put area - setp(pbase(), epptr()); - -#if defined(__WATCOMC__) - return __NOT_EOF; -#elif defined(zapeof) // HP-UX (all cfront based?) - return zapeof(c); -#else - return c!=EOF ? c : 0; // this should make everybody happy -#endif -} - -//========================================================================= -// called then "endl" is output (gcc) or then explicit sync is done (Borland) -//========================================================================= -int wxTextCtrl::sync() -{ - // Verify that there are no characters in get area - if ( gptr() && gptr() < egptr() ) - { - wxError("Who's trespassing my get area?","Internal error"); - return EOF; - } - - if ( pptr() && pptr() > pbase() ) return overflow(EOF); - - return 0; - /* OLD CODE - int len = pptr() - pbase(); - char *txt = new char[len+1]; - strncpy(txt, pbase(), len); - txt[len] = '\0'; - (*this) << txt; - setp(pbase(), epptr()); - delete[] txt; - return 0; - */ -} - -//========================================================================= -// Should not be called by a "ostream". Used by a "istream" -//========================================================================= -int wxTextCtrl::underflow() -{ - return EOF; -} -#endif - -wxTextCtrl& wxTextCtrl::operator<<(const wxString& s) -{ - AppendText(s); - return *this; -} - -wxTextCtrl& wxTextCtrl::operator<<(float f) -{ - wxString str; - str.Printf("%.2f", f); - AppendText(str); - return *this; -} - -wxTextCtrl& wxTextCtrl::operator<<(double d) -{ - wxString str; - str.Printf("%.2f", d); - AppendText(str); - return *this; -} - -wxTextCtrl& wxTextCtrl::operator<<(int i) -{ - wxString str; - str.Printf("%d", i); - AppendText(str); - return *this; -} - -wxTextCtrl& wxTextCtrl::operator<<(long i) -{ - wxString str; - str.Printf("%ld", i); - AppendText(str); - return *this; -} - -wxTextCtrl& wxTextCtrl::operator<<(const char c) -{ - char buf[2]; - - buf[0] = c; - buf[1] = 0; - AppendText(buf); - return *this; -} - void wxTextCtrl::OnChar(wxKeyEvent& event) { // Indicates that we should generate a normal command, because @@ -833,7 +781,7 @@ static void MergeChangesIntoString(wxString& value, } static void -wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer ptr) +wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer WXUNUSED(ptr)) { if (!wxGetWindowFromTable(w)) // Widget has been deleted! @@ -844,7 +792,7 @@ wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer ptr) } static void -wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStruct *cbs) +wxTextWindowModifyProc (Widget WXUNUSED(w), XtPointer clientData, XmTextVerifyCallbackStruct *cbs) { wxTextCtrl *tw = (wxTextCtrl *) clientData; tw->m_processedDefault = FALSE; @@ -894,7 +842,7 @@ wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStru } static void -wxTextWindowGainFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs) +wxTextWindowGainFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *WXUNUSED(cbs)) { if (!wxGetWindowFromTable(w)) return; @@ -906,7 +854,7 @@ wxTextWindowGainFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct * } static void -wxTextWindowLoseFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs) +wxTextWindowLoseFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *WXUNUSED(cbs)) { if (!wxGetWindowFromTable(w)) return; @@ -918,7 +866,7 @@ wxTextWindowLoseFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct * } static void wxTextWindowActivateProc(Widget w, XtPointer clientData, - XmAnyCallbackStruct *ptr) + XmAnyCallbackStruct *WXUNUSED(ptr)) { if (!wxGetWindowFromTable(w)) return; @@ -934,3 +882,52 @@ static void wxTextWindowActivateProc(Widget w, XtPointer clientData, tw->ProcessCommand(event); } +void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event)) +{ + Cut(); +} + +void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event)) +{ + Copy(); +} + +void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event)) +{ + Paste(); +} + +void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event)) +{ + Undo(); +} + +void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event)) +{ + Redo(); +} + +void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event) +{ + event.Enable( CanCut() ); +} + +void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event) +{ + event.Enable( CanCopy() ); +} + +void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event) +{ + event.Enable( CanPaste() ); +} + +void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event) +{ + event.Enable( CanUndo() ); +} + +void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event) +{ + event.Enable( CanRedo() ); +}