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wxNO_BORDER honoured by wxTextCtrl

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1974 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
1999-03-25 14:44:44 +00:00
parent 4d91c1d1ae
commit 66a007fbcb
1 changed files with 178 additions and 163 deletions
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341
src/motif/textctrl.cpp
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@@ -6,152 +6,175 @@
// Created: 17/09/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation "textctrl.h"
#pragma implementation "textctrl.h"
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <fstream.h>
#include <ctype.h>
#include "wx/textctrl.h"
#include "wx/settings.h"
#include "wx/filefn.h"
#include "wx/utils.h"
#if defined(__BORLANDC__) && !defined(__WIN32__)
#include <alloc.h>
#else
#ifndef __GNUWIN32__
#include <malloc.h>
#endif
#endif
#include <Xm/Text.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
#include "wx/motif/private.h"
static void
wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer ptr);
static void
wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStruct *cbs);
static void
wxTextWindowGainFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs);
static void
wxTextWindowLoseFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs);
static void wxTextWindowActivateProc(Widget w, XtPointer clientData,
XmAnyCallbackStruct *ptr);
// ----------------------------------------------------------------------------
// private functions
// ----------------------------------------------------------------------------
// callbacks
static void wxTextWindowChangedProc(Widget w, XtPointer clientData, XtPointer ptr);
static void wxTextWindowModifyProc(Widget w, XtPointer clientData, XmTextVerifyCallbackStruct *cbs);
static void wxTextWindowGainFocusProc(Widget w, XtPointer clientData, XmAnyCallbackStruct *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)
IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxControl)
BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
EVT_CHAR(wxTextCtrl::OnChar)
END_EVENT_TABLE()
BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
EVT_CHAR(wxTextCtrl::OnChar)
END_EVENT_TABLE()
#endif
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// wxTextCtrl
// ----------------------------------------------------------------------------
// Text item
wxTextCtrl::wxTextCtrl()
#ifndef NO_TEXT_WINDOW_STREAM
:streambuf()
: streambuf()
#endif
{
m_fileName = "";
m_tempCallbackStruct = (void*) NULL;
m_modified = FALSE;
m_processedDefault = FALSE;
}
bool wxTextCtrl::Create(wxWindow *parent, wxWindowID id,
bool wxTextCtrl::Create(wxWindow *parent,
wxWindowID id,
const wxString& value,
const wxPoint& pos,
const wxSize& size, long style,
const wxSize& size,
long style,
const wxValidator& validator,
const wxString& name)
{
m_tempCallbackStruct = (void*) NULL;
m_modified = FALSE;
m_processedDefault = FALSE;
m_fileName = "";
// m_backgroundColour = parent->GetBackgroundColour();
m_backgroundColour = * wxWHITE;
m_foregroundColour = parent->GetForegroundColour();
SetName(name);
SetValidator(validator);
if (parent) parent->AddChild(this);
if (parent)
parent->AddChild(this);
m_windowStyle = style;
if ( id == -1 )
m_windowId = (int)NewControlId();
else
m_windowId = id;
Widget parentWidget = (Widget) parent->GetClientWidget();
bool wantHorizScrolling = ((m_windowStyle & wxHSCROLL) != 0);
// If we don't have horizontal scrollbars, we want word wrap.
bool wantWordWrap = !wantHorizScrolling;
if (m_windowStyle & wxTE_MULTILINE)
{
Arg args[2];
XtSetArg (args[0], XmNscrollHorizontal, wantHorizScrolling ? True : False);
XtSetArg (args[1], XmNwordWrap, wantWordWrap ? True : False);
m_mainWidget = (WXWidget) XmCreateScrolledText (parentWidget, (char*) (const char*) name, args, 2);
m_mainWidget = (WXWidget) XmCreateScrolledText(parentWidget,
(char*)name.c_str(),
args, 2);
XtVaSetValues ((Widget) m_mainWidget,
XmNeditable, ((style & wxTE_READONLY) ? False : True),
XmNeditMode, XmMULTI_LINE_EDIT,
NULL);
XmNeditable, ((style & wxTE_READONLY) ? False : True),
XmNeditMode, XmMULTI_LINE_EDIT,
NULL);
XtManageChild ((Widget) m_mainWidget);
}
else
{
m_mainWidget = (WXWidget) XtVaCreateManagedWidget ((char*) (const char*) name,
xmTextWidgetClass, parentWidget,
NULL);
m_mainWidget = (WXWidget)XtVaCreateManagedWidget
(
(char*)name.c_str(),
xmTextWidgetClass,
parentWidget,
NULL
);
// TODO: Is this relevant? What does it do?
int noCols = 2;
if (!value.IsNull() && (value.Length() > (unsigned int) noCols))
noCols = value.Length();
XtVaSetValues ((Widget) m_mainWidget,
XmNcolumns, noCols,
NULL);
XtVaSetValues((Widget) m_mainWidget,
XmNcolumns, noCols,
NULL);
}
if (!value.IsNull())
XmTextSetString ((Widget) m_mainWidget, (char*) (const char*) value);
// remove border if asked for
if ( style & wxNO_BORDER )
{
XtVaSetValues((Widget)m_mainWidget,
XmNshadowThickness, 0,
NULL);
}
if ( !!value )
XmTextSetString ((Widget) m_mainWidget, (char*)value.c_str());
// install callbacks
XtAddCallback((Widget) m_mainWidget, XmNvalueChangedCallback, (XtCallbackProc)wxTextWindowChangedProc, (XtPointer)this);
XtAddCallback((Widget) m_mainWidget, XmNmodifyVerifyCallback, (XtCallbackProc)wxTextWindowModifyProc, (XtPointer)this);
XtAddCallback((Widget) m_mainWidget, XmNactivateCallback, (XtCallbackProc)wxTextWindowActivateProc, (XtPointer)this);
XtAddCallback((Widget) m_mainWidget, XmNfocusCallback, (XtCallbackProc)wxTextWindowGainFocusProc, (XtPointer)this);
XtAddCallback((Widget) m_mainWidget, XmNlosingFocusCallback, (XtCallbackProc)wxTextWindowLoseFocusProc, (XtPointer)this);
// font
m_windowFont = parent->GetFont();
ChangeFont(FALSE);
SetCanAddEventHandler(TRUE);
AttachWidget (parent, m_mainWidget, (WXWidget) NULL, pos.x, pos.y, size.x, size.y);
ChangeBackgroundColour();
return TRUE;
}
@@ -182,13 +205,10 @@ wxString wxTextCtrl::GetValue() const
void wxTextCtrl::SetValue(const wxString& value)
{
// This assert is wrong -- means that you can't set an empty
// string (IsNull == IsEmpty).
// wxASSERT_MSG( (!value.IsNull()), "Must not pass a null string to wxTextCtrl::SetValue." ) ;
m_inSetValue = TRUE;
XmTextSetString ((Widget) m_mainWidget, (char*) (const char*) value);
XmTextSetString ((Widget) m_mainWidget, (char*)value.c_str());
m_inSetValue = FALSE;
}
@@ -243,28 +263,28 @@ void wxTextCtrl::Replace(long from, long to, const wxString& value)
void wxTextCtrl::Remove(long from, long to)
{
XmTextSetSelection ((Widget) m_mainWidget, (XmTextPosition) from, (XmTextPosition) to,
(Time) 0);
(Time) 0);
XmTextRemove ((Widget) m_mainWidget);
}
void wxTextCtrl::SetSelection(long from, long to)
{
XmTextSetSelection ((Widget) m_mainWidget, (XmTextPosition) from, (XmTextPosition) to,
(Time) 0);
(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")))
@@ -284,7 +304,7 @@ bool wxTextCtrl::LoadFile(const wxString& file)
{
}
fclose (fp);
text[len] = 0;
XmTextSetString (textWidget, text);
// m_textPosition = len;
@@ -304,10 +324,10 @@ bool wxTextCtrl::SaveFile(const wxString& file)
if (theFile == "")
return FALSE;
m_fileName = theFile;
Widget textWidget = (Widget) m_mainWidget;
FILE *fp;
if (!(fp = fopen ((char*) (const char*) theFile, "w")))
{
return FALSE;
@@ -316,7 +336,7 @@ bool wxTextCtrl::SaveFile(const wxString& file)
{
char *text = XmTextGetString (textWidget);
long len = XmTextGetLastPosition (textWidget);
if (fwrite (text, sizeof (char), len, fp) != (size_t) len)
{
// Did not write whole file
@@ -324,7 +344,7 @@ bool wxTextCtrl::SaveFile(const wxString& file)
// Make sure newline terminates the file
if (text[len - 1] != '\n')
fputc ('\n', fp);
fclose (fp);
XtFree (text);
m_modified = FALSE;
@@ -394,7 +414,7 @@ int wxTextCtrl::GetNumberOfLines() const
else
i++;
}
XtFree (s);
return currentLine;
}
@@ -412,7 +432,7 @@ long wxTextCtrl::XYToPosition(long x, long y) const
/* Now a little workaround: */
long r=0;
for (int i=0; i<y; i++) r+=(GetLineLength(i)+1);
return r+x;
return r+x;
}
void wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
@@ -437,7 +457,7 @@ wxString wxTextCtrl::GetLineText(long lineNo) const
{
// HIDEOUSLY inefficient, but we have no choice.
char *s = XmTextGetString ((Widget) m_mainWidget);
if (s)
{
wxString buf("");
@@ -450,7 +470,7 @@ wxString wxTextCtrl::GetLineText(long lineNo) const
int j;
for (j = 0; s[i] && s[i] != '\n'; i++, j++ )
buf += s[i];
XtFree(s);
return buf;
}
@@ -481,7 +501,7 @@ void wxTextCtrl::OnDropFiles(wxDropFilesEvent& event)
// AT&T's "C++ Lanuage System Release 3.0 Library Manual" - Stein Somers
//=========================================================================
// Called then the buffer is full (gcc 2.6.3)
// 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
@@ -495,17 +515,17 @@ int wxTextCtrl::overflow(int c)
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() )
{
@@ -513,18 +533,18 @@ int wxTextCtrl::overflow(int c)
// 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];
@@ -535,10 +555,10 @@ int wxTextCtrl::overflow(int c)
WriteText(txt);
delete[] txt;
}
// Reset put area
setp(pbase(), epptr());
#if defined(__WATCOMC__)
return __NOT_EOF;
#elif defined(zapeof) // HP-UX (all cfront based?)
@@ -559,9 +579,9 @@ int wxTextCtrl::sync()
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();
@@ -625,7 +645,7 @@ wxTextCtrl& wxTextCtrl::operator<<(long i)
wxTextCtrl& wxTextCtrl::operator<<(const char c)
{
char buf[2];
buf[0] = c;
buf[1] = 0;
AppendText(buf);
@@ -638,7 +658,7 @@ void wxTextCtrl::OnChar(wxKeyEvent& event)
// we're letting default behaviour happen (otherwise it's vetoed
// by virtue of overriding OnChar)
m_processedDefault = TRUE;
if (m_tempCallbackStruct)
{
XmTextVerifyCallbackStruct *textStruct =
@@ -659,7 +679,7 @@ void wxTextCtrl::ChangeFont(bool keepOriginalSize)
void wxTextCtrl::ChangeBackgroundColour()
{
wxWindow::ChangeBackgroundColour();
/* TODO: should scrollbars be affected? Should probably have separate
* function to change them (by default, taken from wxSystemSettings)
*/
@@ -667,7 +687,7 @@ void wxTextCtrl::ChangeBackgroundColour()
{
Widget parent = XtParent ((Widget) m_mainWidget);
Widget hsb, vsb;
XtVaGetValues (parent,
XmNhorizontalScrollBar, &hsb,
XmNverticalScrollBar, &vsb,
@@ -677,7 +697,7 @@ void wxTextCtrl::ChangeBackgroundColour()
DoChangeBackgroundColour((WXWidget) hsb, backgroundColour, TRUE);
if (vsb)
DoChangeBackgroundColour((WXWidget) vsb, backgroundColour, TRUE);
DoChangeBackgroundColour((WXWidget) parent, m_backgroundColour, TRUE);
}
}
@@ -685,17 +705,17 @@ void wxTextCtrl::ChangeBackgroundColour()
void wxTextCtrl::ChangeForegroundColour()
{
wxWindow::ChangeForegroundColour();
if (m_windowStyle & wxTE_MULTILINE)
{
Widget parent = XtParent ((Widget) m_mainWidget);
Widget hsb, vsb;
XtVaGetValues (parent,
XmNhorizontalScrollBar, &hsb,
XmNverticalScrollBar, &vsb,
NULL);
/* TODO: should scrollbars be affected? Should probably have separate
* function to change them (by default, taken from wxSystemSettings)
if (hsb)
@@ -712,33 +732,33 @@ static void wxTextWindowChangedProc (Widget w, XtPointer clientData, XtPointer p
if (!wxGetWindowFromTable(w))
// Widget has been deleted!
return;
wxTextCtrl *tw = (wxTextCtrl *) clientData;
tw->SetModified(TRUE);
}
static void
static void
wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStruct *cbs)
{
wxTextCtrl *tw = (wxTextCtrl *) clientData;
tw->m_processedDefault = FALSE;
// First, do some stuff if it's a password control.
// (What does this do exactly?)
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.
/* _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 (tw->m_value.IsNull())
{
tw->m_value = cbs->text->ptr;
@@ -746,33 +766,33 @@ wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStru
else
{
char * passwd = (char*) (const char*) tw->m_value; // Set up a more convenient alias.
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.
char * newS = new char [len];
char * p = passwd, * dest = newS, * insert = cbs->text->ptr;
// Copy (old) text from passwd, up to the start posn of the change.
int i;
for (i = 0; i < cbs->startPos; ++i)
*dest++ = *p++;
// Copy the text to be inserted).
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;
tw->m_value = newS;
delete[] newS;
}
if (cbs->text->length>0)
{
int i;
@@ -781,34 +801,34 @@ wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStru
cbs->text->ptr[i] = 0;
}
}
// 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
@@ -816,38 +836,38 @@ wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStru
commandEvent.SetEventObject(tw);
tw->ProcessCommand(commandEvent);
}
return;
}
// Pasting operation: let it through without
// calling OnChar
if (cbs->text->length > 1)
return;
// Something other than text
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
@@ -857,24 +877,28 @@ wxTextWindowModifyProc (Widget w, XtPointer clientData, XmTextVerifyCallbackStru
}
}
static void
// ----------------------------------------------------------------------------
// callbacks
// ----------------------------------------------------------------------------
static void
wxTextWindowGainFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs)
{
if (!wxGetWindowFromTable(w))
return;
wxTextCtrl *tw = (wxTextCtrl *) clientData;
wxFocusEvent event(wxEVT_SET_FOCUS, tw->GetId());
event.SetEventObject(tw);
tw->GetEventHandler()->ProcessEvent(event);
}
static void
static void
wxTextWindowLoseFocusProc (Widget w, XtPointer clientData, XmAnyCallbackStruct *cbs)
{
if (!wxGetWindowFromTable(w))
return;
wxTextCtrl *tw = (wxTextCtrl *) clientData;
wxFocusEvent event(wxEVT_KILL_FOCUS, tw->GetId());
event.SetEventObject(tw);
@@ -886,21 +910,12 @@ static void wxTextWindowActivateProc(Widget w, XtPointer clientData,
{
if (!wxGetWindowFromTable(w))
return;
wxTextCtrl *tw = (wxTextCtrl *) clientData;
/*
case XmCR_ACTIVATE:
type_event = wxEVENT_TYPE_TEXT_ENTER_COMMAND ;
break;
default:
type_event = wxEVENT_TYPE_TEXT_COMMAND ;
break;
}
*/
if (tw->InSetValue())
return;
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER);
event.SetId(tw->GetId());
event.SetEventObject(tw);