/*----------------------------------------------------------------------------------------------
Close the current editor, saving changes that were made. hwnd is the editor hwnd.
@param fForce True if we want to force the editor closed without making any
validity checks or saving any changes.
----------------------------------------------------------------------------------------------*/
void AfDeFeCliRef::EndEdit(bool fForce)
{
if (!fForce)
{
if (!m_pss)
{
// The user added a new item.
ITsStringPtr qtss;
int cch;
StrUni stu; // Name/Abbr string entered by user.
OLECHAR * pchBuf;
// Get the characters from the edit box.
::SendMessage(m_hwnd, FW_EM_GETTEXT, 0, (LPARAM)&qtss);
qtss->get_Length(&cch);
stu.SetSize(cch, &pchBuf);
qtss->FetchChars(0, cch, pchBuf);
if (cch)
{
// If a non-null string is present, create a new item.
m_fSaving = true; // Disable updates while adding a new item.
// The user created a new item, so add it to the possibility list.
m_pss = CreatePss(m_hvoPssl, stu.Chars(), m_pnt, m_fHier);
Assert(m_pss); // What should we do if we have an error?
m_fSaving = false;
}
}
}
// When we close the edit window, the squiggley will automatically be removed.
SuperClass::EndEdit(fForce);
}
/*----------------------------------------------------------------------------------------------
The edit box changed. We need to validate what was done.
@param pedit
@return
----------------------------------------------------------------------------------------------*/
bool AfDeFeCliRef::OnChange(AfDeFeEdBoxBut::DeEdit * pedit)
{
if (m_fRecurse)
{
m_fRecurse = false;
return true;
}
if (!m_hwnd)
return true; // We aren't completely set up yet, so ignore this.
// Get the characters from the edit box.
ITsStringPtr qtss;
::SendMessage(m_hwnd, FW_EM_GETTEXT, 0, (LPARAM)&qtss);
int ichMin;
int ichLim;
::SendMessage(m_hwnd, EM_GETSEL, (WPARAM)&ichMin, (LPARAM)&ichLim);
int cchTyped; // number of characters in the typed string
// JohnT: use a StrUni rather than an StrUniBuf, because some user sometime will accidentally
// paste something long here, and performance here is not critical.
StrUni stuTyped;
OLECHAR * pchBuf;
qtss->get_Length(&cchTyped);
if (cchTyped > kcchPossNameAbbrMax)
{
if (ichMin == cchTyped)
ichMin = kcchPossNameAbbrMax;
if (ichLim == cchTyped)
ichLim = kcchPossNameAbbrMax;
cchTyped = kcchPossNameAbbrMax;
m_fRecurse = true; // Stop the recursion caused by the next instruction.
// Note: This recursively calls this procedure.
::SendMessage(m_hwnd, FW_EM_SETTEXT, 0, (LPARAM)qtss.Ptr());
::SendMessage(m_hwnd, EM_SETSEL, ichMin, ichMin);
}
stuTyped.SetSize(cchTyped, &pchBuf);
qtss->FetchChars(0, cchTyped, pchBuf);
#ifdef DEBUG_THIS_FILE
StrAnsi sta;
sta.Format("AfDeFeCliRef::OnChange: pedit->m_ch=%d; ichMin=%d; ichLim=%d; pedit->m_cchMatched=%d; cchTyped=%d.\n",
pedit->m_ch, ichMin, ichLim, pedit->m_cchMatched, cchTyped);
OutputDebugString(sta.Chars());
#endif
bool fTypeAhead = false; // allow type ahead only when adding characters at end of current item
// or backspacing at end of current item.
bool fNeedCompare;
if (pedit->m_ch == 0) // (see kcidEditPaste special code)
{
// If we pasted something, force a compare.
fNeedCompare = true;
}
else if (ichMin == pedit->m_cchMatched + 1 && pedit->m_ch != VK_BACK && pedit->m_ch != VK_DELETE)
{
// Need to compare if we typed a character and we are one greater than last match.
fNeedCompare = true;
if (cchTyped == ichMin)
{
fTypeAhead = true;
#ifdef DEBUG_THIS_FILE
sta.Format("OnChange: 1 - setting fTypeAhead to true.\n");
OutputDebugString(sta.Chars());
#endif
}
}
else if (ichMin > pedit->m_cchMatched)
{
// Don't compare any other time we are past the last match.
fNeedCompare = false;
}
// else if ((cchTyped == ichMin) && (ichMin == ichLim) && (pedit->m_ch != kscDelForward))
else if ((cchTyped == ichMin) && (ichMin == ichLim) && (pedit->m_ch != 46))
{
// Need to compare if we typed a character and we are at the end of the item
// Need to compare if we delete the last character in the non-type-ahead string
fNeedCompare = true;
fTypeAhead = true;
#ifdef DEBUG_THIS_FILE
sta.Format("OnChange: kscDelForward=%d.\n");
OutputDebugString(sta.Chars());
sta.Format("OnChange: 2 - setting fTypeAhead to true.\n");
OutputDebugString(sta.Chars());
#endif
}
else
{
// Always compare if we are not past the last match.
fNeedCompare = true;
}
int cch;
// Since the edit box deletes the selection on backspace, we need to use
// some extra logic to make backspace actually move the selection back.
if (pedit->m_cchMatched && pedit->m_ch == VK_BACK && m_pss)
{
// If we had a previous match and we got a backspace, we always decrement the matched
// characters and start looking at that point.
cch = --pedit->m_cchMatched;
}
else
{
// Otherwise we start looking at the cursor location.
cch = ichMin;
}
AfLpInfo * plpi = GetLpInfo();
AssertPtr(plpi);
PossListInfoPtr qpli;
plpi->LoadPossList(m_hvoPssl, m_wsMagic, &qpli);
AssertPtr(qpli);
PossItemInfo * ppii = NULL;
ComBool fExactMatch = false;
fNeedCompare = true;
if (cchTyped == 0)
{
// If nothing to match, get the first item in the possibility list. If we are
// already at that item, remove the item. If we are already cleared, do nothing.
if (!m_pss)
return true;
// If everything is highlighted, we want to clear the item with Del or Bsp.
// But when we are backspacing, if there is only one character left and we backspace
// over that, we want to switch to the first item in the list.
ppii = qpli->GetPssFromIndex(0);
if (ichMin != 1)
{
m_pss = 0;
m_qtss = NULL;
pedit->m_cchMatched = 0; // Keep cursor at beginning of item.
m_fRecurse = true;
::SendMessage(m_hwnd, FW_EM_SETTEXT, 0, (LPARAM)m_qtss.Ptr());
return true;
}
}
else if (fNeedCompare)
{
// Try to find an item that matches what the user typed in the possibility list.
StrUni stuMatch(stuTyped);
///// stuMatch.Replace(cch, stuMatch.Length(), L"");// Delete chars to right of cursor.
Locale loc = GetLpInfo()->GetLocale(m_ws);
if (m_fHier)
{
ppii = qpli->FindPssHier(stuMatch.Chars(), loc, m_pnt, fExactMatch);
}
else
{
ppii = qpli->FindPss(stuMatch.Chars(), loc, m_pnt);
}
if (ppii)
{
// found a match that starts with stuTyped
int ipssTemp;
// TODO TimP: check for hierarchy. If stuTyped contains hierarchy,
// Was the match exact (rather than just starting with stuTyped) ?
if (fExactMatch) // May have matched in the FindPssHier() call above.
{
#ifdef DEBUG_THIS_FILE
sta.Format("OnChange: Exact match (hier).\n");
OutputDebugString(sta.Chars());
#endif
}
else
{
fExactMatch = ! qpli->PossUniqueName(-1, stuTyped, m_pnt, ipssTemp);
if (fExactMatch)
{
#ifdef DEBUG_THIS_FILE
sta.Format("OnChange: Exact match.\n");
OutputDebugString(sta.Chars());
#endif
// in case FindPss() above matches "ABC" but "AB" is also in list.
ppii = qpli->GetPssFromIndex(ipssTemp);
}
else
{
#ifdef DEBUG_THIS_FILE
sta.Format("OnChange: Not exact match.\n");
OutputDebugString(sta.Chars());
#endif
}
}
}
}
else
ppii = NULL;
StrUni stuFound;
int ws = m_ws;
if (ppii && (fTypeAhead || fExactMatch))
{
// If found, process the new item.
int pss = ppii->GetPssId();
m_pss = pss;
if (m_fHier)
ppii->GetHierName(qpli, stuFound, m_pnt);
else
ppii->GetName(stuFound, m_pnt);
ws = ppii->GetWs();
// If the last character was a delimiter, we need to set cch accordingly.
if (m_fHier && (stuTyped.Length() > 0) && (pedit->m_ch != VK_BACK) &&
(stuTyped.GetAt(stuTyped.Length() - 1) == kchHierDelim))
{
// Need to set cch to the position of the last delimiter.
cch = stuFound.FindCh(kchHierDelim, cch - 1) + 1;
}
pedit->m_cchMatched = cch;
}
else
{
// Something illegal was typed. Assume they are adding a new item.
if (pedit->m_cchMatched + 1 == cch && pedit->m_ch != VK_BACK)
::MessageBeep(MB_ICONEXCLAMATION); // Beep on the first unmatched character.
// Underline the string with a red squiggly.
ITsIncStrBldrPtr qtisb;
qtisb.CreateInstance(CLSID_TsIncStrBldr);
qtisb->SetIntPropValues(ktptWs, ktpvDefault, m_ws);
CheckHr(qtisb->SetIntPropValues(ktptUnderColor, ktpvDefault, kclrRed));
CheckHr(qtisb->SetIntPropValues(ktptUnderline, ktpvEnum, kuntSquiggle));
qtisb->AppendRgch(stuTyped.Chars(), stuTyped.Length());
qtisb->GetString(&m_qtss);
m_fRecurse = true; // Stop the recursion caused by the next instruction.
// Note: This recursively calls this procedure.
::SendMessage(m_hwnd, FW_EM_SETTEXT, 0, (LPARAM)m_qtss.Ptr());
::SendMessage(m_hwnd, EM_SETSEL, ichMin, ichMin);
m_pss = 0; // We no longer have a matched HVO.
return true;
}
// Update the edit box text and selection.
ITsStrFactoryPtr qtsf;
qtsf.CreateInstance(CLSID_TsStrFactory);
qtsf->MakeStringRgch(stuFound.Chars(), stuFound.Length(), ws, &qtss);
m_qtss = qtss;
#ifdef DEBUG_THIS_FILE
sta.Format("AfDeFeCliRef::OnChange: pedit->m_cchMatched=%d; stuFound.Length()=%d; ichMin=%d; ichLim=%d.\n",
pedit->m_cchMatched, stuFound.Length(), ichMin, ichLim);
OutputDebugString(sta.Chars());
#endif
m_fRecurse = true; // Shortcut the recursion caused by the next instruction.
if (fTypeAhead)
{
// Note: This recursively calls this procedure.
::SendMessage(m_hwnd, FW_EM_SETTEXT, 0, (LPARAM)qtss.Ptr());
::SendMessage(m_hwnd, EM_SETSEL, pedit->m_cchMatched, stuFound.Length());
#ifdef DEBUG_THIS_FILE
sta.Format("AfDeFeCliRef::OnChange: type ahead.\n");
OutputDebugString(sta.Chars());
#endif
}
else
{
// Note: This recursively calls this procedure.
::SendMessage(m_hwnd, FW_EM_SETTEXT, 0, (LPARAM)qtss.Ptr());
::SendMessage(m_hwnd, EM_SETSEL, ichMin, ichMin);
#ifdef DEBUG_THIS_FILE
sta.Format("AfDeFeCliRef::OnChange: NOT type ahead.\n");
OutputDebugString(sta.Chars());
#endif
}
return true;
}