// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "textctrl.h"
#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __VMS
+#define XtParent XTPARENT
+#endif
+
+#include "wx/defs.h"
+
#include <sys/types.h>
#include <sys/stat.h>
-#include <fstream.h>
#include <ctype.h>
#include "wx/textctrl.h"
#include "wx/filefn.h"
#include "wx/utils.h"
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif
#include <Xm/Text.h>
+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
#include "wx/motif/private.h"
// private functions
// ----------------------------------------------------------------------------
+// helper: inserts the new text in the value of the text ctrl and returns the
+// result in place
+static void MergeChangesIntoString(wxString& value,
+ XmTextVerifyCallbackStruct *textStruct);
+
// callbacks
static void wxTextWindowChangedProc(Widget w, XtPointer clientData, XtPointer ptr);
static void wxTextWindowModifyProc(Widget w, XtPointer clientData, XmTextVerifyCallbackStruct *cbs);
static void wxTextWindowLoseFocusProc(Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs);
static void wxTextWindowActivateProc(Widget w, XtPointer clientData, XmAnyCallbackStruct *ptr);
-#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
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
// ============================================================================
// implementation
// Text item
wxTextCtrl::wxTextCtrl()
-#ifndef NO_TEXT_WINDOW_STREAM
- : streambuf()
-#endif
{
m_tempCallbackStruct = (void*) NULL;
- m_modified = FALSE;
- m_processedDefault = FALSE;
+ m_modified = false;
+ m_processedDefault = false;
}
bool wxTextCtrl::Create(wxWindow *parent,
const wxValidator& validator,
const wxString& name)
{
- m_tempCallbackStruct = (void*) NULL;
- m_modified = FALSE;
- m_processedDefault = FALSE;
- // m_backgroundColour = parent->GetBackgroundColour();
- m_backgroundColour = * wxWHITE;
- m_foregroundColour = parent->GetForegroundColour();
+ if( !CreateControl( parent, id, pos, size, style, validator, name ) )
+ return false;
- SetName(name);
- SetValidator(validator);
- if (parent)
- parent->AddChild(this);
-
- m_windowStyle = style;
+ m_tempCallbackStruct = (void*) NULL;
+ m_modified = false;
+ m_processedDefault = false;
- if ( id == -1 )
- m_windowId = (int)NewControlId();
- else
- m_windowId = id;
+ m_backgroundColour = *wxWHITE;
Widget parentWidget = (Widget) parent->GetClientWidget();
XtSetArg (args[1], XmNwordWrap, wantWordWrap ? True : False);
m_mainWidget = (WXWidget) XmCreateScrolledText(parentWidget,
- (char*)name.c_str(),
+ wxConstCast(name.c_str(), char),
args, 2);
XtVaSetValues ((Widget) m_mainWidget,
{
m_mainWidget = (WXWidget)XtVaCreateManagedWidget
(
- (char*)name.c_str(),
+ wxConstCast(name.c_str(), char),
xmTextWidgetClass,
parentWidget,
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))
NULL);
}
- if ( !!value )
- XmTextSetString ((Widget) m_mainWidget, (char*)value.c_str());
+ if ( !value.empty() )
+ {
+ // do this instead... MB
+ //
+ XtVaSetValues( (Widget) m_mainWidget,
+ XmNvalue, wxConstCast(value.c_str(), char),
+ NULL);
+ }
// install callbacks
XtAddCallback((Widget) m_mainWidget, XmNvalueChangedCallback, (XtCallbackProc)wxTextWindowChangedProc, (XtPointer)this);
XtAddCallback((Widget) m_mainWidget, XmNlosingFocusCallback, (XtCallbackProc)wxTextWindowLoseFocusProc, (XtPointer)this);
// font
- m_windowFont = parent->GetFont();
- ChangeFont(FALSE);
+ ChangeFont(false);
+
+ wxSize best = GetBestSize();
+ if( size.x != -1 ) best.x = size.x;
+ if( size.y != -1 ) best.y = size.y;
- SetCanAddEventHandler(TRUE);
- AttachWidget (parent, m_mainWidget, (WXWidget) NULL, pos.x, pos.y, size.x, size.y);
+ AttachWidget (parent, m_mainWidget, (WXWidget) NULL,
+ pos.x, pos.y, best.x, best.y);
ChangeBackgroundColour();
- return TRUE;
+ return true;
}
WXWidget wxTextCtrl::GetTopWidget() const
{
- return ((m_windowStyle & wxTE_MULTILINE) ? (WXWidget) XtParent((Widget) m_mainWidget) : m_mainWidget);
+ return IsMultiLine() ? (WXWidget)XtParent((Widget)m_mainWidget)
+ : m_mainWidget;
}
wxString wxTextCtrl::GetValue() const
{
+ wxString str; // result
+
if (m_windowStyle & wxTE_PASSWORD)
- return m_value;
+ {
+ // the value is stored always in m_value because it can't be retrieved
+ // from the text control
+ str = m_value;
+ }
else
{
+ // just get the string from Motif
char *s = XmTextGetString ((Widget) m_mainWidget);
- if (s)
+ if ( s )
{
- wxString str(s);
+ str = s;
XtFree (s);
- return str;
}
- else
+ //else: return empty string
+
+ if ( m_tempCallbackStruct )
{
- return wxEmptyString;
+ // the string in the control isn't yet updated, can't use it as is
+ MergeChangesIntoString(str, (XmTextVerifyCallbackStruct *)
+ m_tempCallbackStruct);
}
}
+
+ return str;
}
void wxTextCtrl::SetValue(const wxString& value)
{
- m_inSetValue = TRUE;
+ m_inSetValue = true;
+
+ // do this instead... MB
+ //
+ // with (at least) OpenMotif 2.1 this causes a lot of flicker
+#if 0
+ XtVaSetValues( (Widget) m_mainWidget,
+ XmNvalue, wxConstCast(value.c_str(), char),
+ NULL);
+#endif
- XmTextSetString ((Widget) m_mainWidget, (char*)value.c_str());
+ Clear();
+ AppendText( value );
- m_inSetValue = FALSE;
+ m_inSetValue = false;
}
// Clipboard operations
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) && (IsEditable());
+}
+
+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);
void wxTextCtrl::SetInsertionPointEnd()
{
- long pos = GetLastPosition();
+ wxTextPos pos = GetLastPosition();
SetInsertionPoint(pos);
}
return (long) XmTextGetInsertionPosition ((Widget) m_mainWidget);
}
-long wxTextCtrl::GetLastPosition() const
+wxTextPos wxTextCtrl::GetLastPosition() const
{
return (long) XmTextGetLastPosition ((Widget) m_mainWidget);
}
void wxTextCtrl::Replace(long from, long to, const wxString& value)
{
XmTextReplace ((Widget) m_mainWidget, (XmTextPosition) from, (XmTextPosition) to,
- (char*) (const char*) value);
+ wxConstCast(value.c_str(), char));
}
void wxTextCtrl::Remove(long from, long to)
void wxTextCtrl::SetSelection(long from, long to)
{
+ if( to == -1 )
+ to = GetLastPosition();
+
XmTextSetSelection ((Widget) m_mainWidget, (XmTextPosition) from, (XmTextPosition) to,
(Time) 0);
}
-bool wxTextCtrl::LoadFile(const wxString& file)
-{
- if (!wxFileExists(file))
- return FALSE;
-
- m_fileName = file;
-
- Clear();
-
- Widget textWidget = (Widget) m_mainWidget;
- FILE *fp;
-
- struct stat statb;
- if ((stat ((char*) (const char*) file, &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG ||
- !(fp = fopen ((char*) (const char*) file, "r")))
- {
- return FALSE;
- }
- else
- {
- long len = statb.st_size;
- char *text;
- if (!(text = XtMalloc ((unsigned) (len + 1))))
- {
- fclose (fp);
- return FALSE;
- }
- if (fread (text, sizeof (char), len, fp) != (size_t) len)
- {
- }
- fclose (fp);
-
- text[len] = 0;
- XmTextSetString (textWidget, text);
- // m_textPosition = len;
- XtFree (text);
- m_modified = FALSE;
- return TRUE;
- }
-}
-
-// If file is null, try saved file name first
-// Returns TRUE if succeeds.
-bool wxTextCtrl::SaveFile(const wxString& file)
-{
- wxString theFile(file);
- if (theFile == "")
- theFile = m_fileName;
- if (theFile == "")
- return FALSE;
- m_fileName = theFile;
-
- Widget textWidget = (Widget) m_mainWidget;
- FILE *fp;
-
- if (!(fp = fopen ((char*) (const char*) theFile, "w")))
- {
- return FALSE;
- }
- else
- {
- char *text = XmTextGetString (textWidget);
- long len = XmTextGetLastPosition (textWidget);
-
- if (fwrite (text, sizeof (char), len, fp) != (size_t) len)
- {
- // Did not write whole file
- }
- // Make sure newline terminates the file
- if (text[len - 1] != '\n')
- fputc ('\n', fp);
-
- fclose (fp);
- XtFree (text);
- m_modified = FALSE;
- return TRUE;
- }
-}
-
void wxTextCtrl::WriteText(const wxString& text)
{
- long textPosition = GetInsertionPoint() + strlen (text);
- XmTextInsert ((Widget) m_mainWidget, GetInsertionPoint(), (char*) (const char*) text);
+ long textPosition = GetInsertionPoint() + text.length();
+ XmTextInsert ((Widget) m_mainWidget, GetInsertionPoint(),
+ wxConstCast(text.c_str(), char));
XtVaSetValues ((Widget) m_mainWidget, XmNcursorPosition, textPosition, NULL);
SetInsertionPoint(textPosition);
XmTextShowPosition ((Widget) m_mainWidget, textPosition);
- m_modified = TRUE;
+ m_modified = true;
}
void wxTextCtrl::AppendText(const wxString& text)
{
- long textPosition = GetLastPosition() + strlen(text);
- XmTextInsert ((Widget) m_mainWidget, GetLastPosition(), (char*) (const char*) text);
+ wxTextPos textPosition = GetLastPosition() + text.length();
+ XmTextInsert ((Widget) m_mainWidget, GetLastPosition(),
+ wxConstCast(text.c_str(), char));
XtVaSetValues ((Widget) m_mainWidget, XmNcursorPosition, textPosition, NULL);
SetInsertionPoint(textPosition);
XmTextShowPosition ((Widget) m_mainWidget, textPosition);
- m_modified = TRUE;
+ m_modified = true;
}
void wxTextCtrl::Clear()
{
XmTextSetString ((Widget) m_mainWidget, "");
- m_modified = FALSE;
+ m_modified = false;
}
bool wxTextCtrl::IsModified() const
return m_modified;
}
-// Makes 'unmodified'
+// Makes modified or unmodified
+void wxTextCtrl::MarkDirty()
+{
+ m_modified = true;
+}
+
void wxTextCtrl::DiscardEdits()
{
- XmTextSetString ((Widget) m_mainWidget, "");
- m_modified = FALSE;
+ m_modified = false;
}
int wxTextCtrl::GetNumberOfLines() const
{
long i = 0;
int currentLine = 0;
- bool finished = FALSE;
+ bool finished = false;
while (!finished)
{
int ch = s[i];
}
else if (ch == 0)
{
- finished = TRUE;
+ finished = true;
}
else
i++;
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)
}
}
-// 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
// we're letting default behaviour happen (otherwise it's vetoed
// by virtue of overriding OnChar)
- m_processedDefault = TRUE;
+ m_processedDefault = true;
if (m_tempCallbackStruct)
{
XmNhorizontalScrollBar, &hsb,
XmNverticalScrollBar, &vsb,
NULL);
- wxColour backgroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
+ wxColour backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
if (hsb)
- DoChangeBackgroundColour((WXWidget) hsb, backgroundColour, TRUE);
+ wxDoChangeBackgroundColour((WXWidget) hsb, backgroundColour, true);
if (vsb)
- DoChangeBackgroundColour((WXWidget) vsb, backgroundColour, TRUE);
+ wxDoChangeBackgroundColour((WXWidget) vsb, backgroundColour, true);
- DoChangeBackgroundColour((WXWidget) parent, m_backgroundColour, TRUE);
+ // MBN: why change parent background?
+ // DoChangeBackgroundColour((WXWidget) parent, m_backgroundColour, true);
}
}
if (vsb)
DoChangeForegroundColour((WXWidget) vsb, m_foregroundColour);
*/
- DoChangeForegroundColour((WXWidget) parent, m_foregroundColour);
+ wxDoChangeForegroundColour((WXWidget) parent, m_foregroundColour);
}
}
-static void wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer ptr)
+void wxTextCtrl::DoSendEvents(void *wxcbs, long keycode)
{
- if (!wxGetWindowFromTable(w))
- // Widget has been deleted!
- return;
+ // we're in process of updating the text control
+ m_tempCallbackStruct = wxcbs;
- wxTextCtrl *tw = (wxTextCtrl *) clientData;
- tw->SetModified(TRUE);
+ XmTextVerifyCallbackStruct *cbs = (XmTextVerifyCallbackStruct *)wxcbs;
+
+ wxKeyEvent event (wxEVT_CHAR);
+ event.SetId(GetId());
+ event.m_keyCode = keycode;
+ event.SetEventObject(this);
+
+ // Only if wxTextCtrl::OnChar is called will this be set to True (and
+ // the character passed through)
+ cbs->doit = False;
+
+ GetEventHandler()->ProcessEvent(event);
+
+ if ( !InSetValue() && m_processedDefault )
+ {
+ // Can generate a command
+ wxCommandEvent commandEvent(wxEVT_COMMAND_TEXT_UPDATED, GetId());
+ commandEvent.SetEventObject(this);
+ ProcessCommand(commandEvent);
+ }
+
+ // do it after the (user) event handlers processed the events because
+ // otherwise GetValue() would return incorrect (not yet updated value)
+ m_tempCallbackStruct = NULL;
}
-static void
-wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStruct *cbs)
+wxSize wxDoGetSingleTextCtrlBestSize( Widget textWidget,
+ const wxWindow* window )
{
- wxTextCtrl *tw = (wxTextCtrl *) clientData;
- tw->m_processedDefault = FALSE;
+ Dimension xmargin, ymargin, highlight, shadow;
+ char* value;
- // First, do some stuff if it's a password control.
- // (What does this do exactly?)
+ XtVaGetValues( textWidget,
+ XmNmarginWidth, &xmargin,
+ XmNmarginHeight, &ymargin,
+ XmNvalue, &value,
+ XmNhighlightThickness, &highlight,
+ XmNshadowThickness, &shadow,
+ NULL );
- if (tw->GetWindowStyleFlag() & wxTE_PASSWORD)
- {
- /* _sm_
- * At least on my system (SunOS 4.1.3 + Motif 1.2), you need to think of
- * every event as a replace event. cbs->text->ptr gives the replacement
- * text, cbs->startPos gives the index of the first char affected by the
- * replace, and cbs->endPos gives the index one more than the last char
- * affected by the replace (startPos == endPos implies an empty range).
- * Hence, a deletion is represented by replacing all input text with a
- * blank string ("", *not* NULL!). A simple insertion that does not
- * overwrite any text has startPos == endPos.
- */
+ if( !value )
+ value = "|";
- if (tw->m_value.IsNull())
- {
- tw->m_value = cbs->text->ptr;
- }
- else
- {
- char * passwd = (char*) (const char*) tw->m_value; // Set up a more convenient alias.
+ int x, y;
+ window->GetTextExtent( value, &x, &y );
- int len = passwd ? strlen(passwd) : 0; // Enough room for old text
- len += strlen(cbs->text->ptr) + 1; // + new text (if any) + NUL
- len -= cbs->endPos - cbs->startPos; // - text from affected region.
+ if( x < 100 ) x = 100;
- char * newS = new char [len];
- char * p = passwd, * dest = newS, * insert = cbs->text->ptr;
+ return wxSize( x + 2 * xmargin + 2 * highlight + 2 * shadow,
+ // MBN: +2 necessary: Lesstif bug or mine?
+ y + 2 * ymargin + 2 * highlight + 2 * shadow + 2 );
+}
- // Copy (old) text from passwd, up to the start posn of the change.
- int i;
- for (i = 0; i < cbs->startPos; ++i)
- *dest++ = *p++;
+wxSize wxTextCtrl::DoGetBestSize() const
+{
+ if( IsSingleLine() )
+ return wxDoGetSingleTextCtrlBestSize( (Widget)m_mainWidget, this );
+ else
+ return wxWindow::DoGetBestSize();
+}
+
+// ----------------------------------------------------------------------------
+// helpers and Motif callbacks
+// ----------------------------------------------------------------------------
- // Copy the text to be inserted).
+static void MergeChangesIntoString(wxString& value,
+ XmTextVerifyCallbackStruct *cbs)
+{
+ /* _sm_
+ * At least on my system (SunOS 4.1.3 + Motif 1.2), you need to think of
+ * every event as a replace event. cbs->text->ptr gives the replacement
+ * text, cbs->startPos gives the index of the first char affected by the
+ * replace, and cbs->endPos gives the index one more than the last char
+ * affected by the replace (startPos == endPos implies an empty range).
+ * Hence, a deletion is represented by replacing all input text with a
+ * blank string ("", *not* NULL!). A simple insertion that does not
+ * overwrite any text has startPos == endPos.
+ */
+
+ if ( !value )
+ {
+ // easy case: the ol value was empty
+ value = cbs->text->ptr;
+ }
+ else
+ {
+ // merge the changes into the value
+ const char * const passwd = value;
+ int len = value.length();
+
+ len += ( cbs->text->ptr ?
+ strlen(cbs->text->ptr) :
+ 0 ) + 1; // + new text (if any) + NUL
+ len -= cbs->endPos - cbs->startPos; // - text from affected region.
+
+ char * newS = new char [len];
+ char * dest = newS,
+ * insert = cbs->text->ptr;
+
+ // Copy (old) text from passwd, up to the start posn of the change.
+ int i;
+ const char * p = passwd;
+ for (i = 0; i < cbs->startPos; ++i)
+ *dest++ = *p++;
+
+ // Copy the text to be inserted).
+ if (insert)
while (*insert)
*dest++ = *insert++;
- // Finally, copy into newS any remaining text from passwd[endPos] on.
- for (p = passwd + cbs->endPos; *p; )
- *dest++ = *p++;
- *dest = 0;
+ // Finally, copy into newS any remaining text from passwd[endPos] on.
+ for (p = passwd + cbs->endPos; *p; )
+ *dest++ = *p++;
+ *dest = 0;
- tw->m_value = newS;
+ value = newS;
- delete[] newS;
- }
+ delete[] newS;
+ }
+}
+
+static void
+wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer WXUNUSED(ptr))
+{
+ if (!wxGetWindowFromTable(w))
+ // Widget has been deleted!
+ return;
+
+ wxTextCtrl *tw = (wxTextCtrl *) clientData;
+ tw->SetModified(true);
+}
- if (cbs->text->length>0)
+static void
+wxTextWindowModifyProc (Widget WXUNUSED(w), XtPointer clientData, XmTextVerifyCallbackStruct *cbs)
+{
+ wxTextCtrl *tw = (wxTextCtrl *) clientData;
+ tw->m_processedDefault = false;
+
+ // First, do some stuff if it's a password control: in this case, we need
+ // to store the string inside the class because GetValue() can't retrieve
+ // it from the text ctrl. We do *not* do it in other circumstances because
+ // it would double the amount of memory needed.
+
+ if ( tw->GetWindowStyleFlag() & wxTE_PASSWORD )
+ {
+ MergeChangesIntoString(tw->m_value, cbs);
+
+ if ( cbs->text->length > 0 )
{
int i;
for (i = 0; i < cbs->text->length; ++i)
cbs->text->ptr[i] = '*';
- cbs->text->ptr[i] = 0;
+ cbs->text->ptr[i] = '\0';
}
}
- // If we're already within an OnChar, return: probably
- // a programmatic insertion.
+ if(tw->InSetValue())
+ return;
+
+ // If we're already within an OnChar, return: probably a programmatic
+ // insertion.
if (tw->m_tempCallbackStruct)
return;
// Check for a backspace
if (cbs->startPos == (cbs->currInsert - 1))
{
- tw->m_tempCallbackStruct = (void*) cbs;
-
- wxKeyEvent event (wxEVT_CHAR);
- event.SetId(tw->GetId());
- event.m_keyCode = WXK_DELETE;
- event.SetEventObject(tw);
-
- // Only if wxTextCtrl::OnChar is called
- // will this be set to True (and the character
- // passed through)
- cbs->doit = False;
-
- tw->GetEventHandler()->ProcessEvent(event);
-
- tw->m_tempCallbackStruct = NULL;
-
- if (tw->InSetValue())
- return;
-
- if (tw->m_processedDefault)
- {
- // Can generate a command
- wxCommandEvent commandEvent(wxEVT_COMMAND_TEXT_UPDATED, tw->GetId());
- commandEvent.SetEventObject(tw);
- tw->ProcessCommand(commandEvent);
- }
+ tw->DoSendEvents((void *)cbs, WXK_DELETE);
return;
}
- // Pasting operation: let it through without
- // calling OnChar
+ // Pasting operation: let it through without calling OnChar
if (cbs->text->length > 1)
return;
if (cbs->text->ptr == NULL)
return;
- tw->m_tempCallbackStruct = (void*) cbs;
-
- wxKeyEvent event (wxEVT_CHAR);
- event.SetId(tw->GetId());
- event.SetEventObject(tw);
- event.m_keyCode = (cbs->text->ptr[0] == 10 ? 13 : cbs->text->ptr[0]);
-
- // Only if wxTextCtrl::OnChar is called
- // will this be set to True (and the character
- // passed through)
- cbs->doit = False;
-
- tw->GetEventHandler()->ProcessEvent(event);
-
- tw->m_tempCallbackStruct = NULL;
-
- if (tw->InSetValue())
- return;
-
- if (tw->m_processedDefault)
- {
- // Can generate a command
- wxCommandEvent commandEvent(wxEVT_COMMAND_TEXT_UPDATED, tw->GetId());
- commandEvent.SetEventObject(tw);
- tw->ProcessCommand(commandEvent);
- }
+ // normal key press
+ char ch = cbs->text->ptr[0];
+ tw->DoSendEvents((void *)cbs, ch == '\n' ? '\r' : ch);
}
-// ----------------------------------------------------------------------------
-// callbacks
-// ----------------------------------------------------------------------------
-
static void
-wxTextWindowGainFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs)
+wxTextWindowGainFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *WXUNUSED(cbs))
{
if (!wxGetWindowFromTable(w))
return;
}
static void
-wxTextWindowLoseFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs)
+wxTextWindowLoseFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *WXUNUSED(cbs))
{
if (!wxGetWindowFromTable(w))
return;
}
static void wxTextWindowActivateProc(Widget w, XtPointer clientData,
- XmAnyCallbackStruct *ptr)
+ XmAnyCallbackStruct *WXUNUSED(ptr))
{
if (!wxGetWindowFromTable(w))
return;
event.SetEventObject(tw);
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() );
+}
projects / wxWidgets.git / blobdiff