void DoTextMaint(ssText t)
{
if (t.DoMaint())
{
MsgLn("Maintenance done on '" + t.FileName() + "'");
}
}
public bool DeleteText(ssText dtxt, bool formsToo)
{
if (!dtxt.DoubleCheck())
{
Err("changed file \"" + dtxt.FileName() + "\"");
return(false);
}
/*/win remove for non-Windowed version
* if (formsToo) dtxt.DeleteAllForms();
* // remove for non-Windowed version */
ssText p = null, t = txts;
while (t != null && t != dtxt)
{
p = t; t = t.Nxt;
}
if (t == null)
{
return(true);
}
if (p == null)
{
txts = t.Nxt;
}
else
{
p.Nxt = t.Nxt;
}
//ssTrans.VoidTrans(tlog.Ts, dtxt);
//ssTrans.VoidTrans(seqRoot.nxt, dtxt);
prvtxt = txt;
txt = null;
return(true);
}
TList FindText(bool rgx, string pat, bool matching, bool unique)
{
TList l = new TList(null, new ssRange(), null);
TList lt = l;
if (pat == null)
{
return(new TList(txt, txt.dot, null));
}
for (ssText t = txts; t != null; t = t.Nxt)
{
bool m = rgx ? Regex.IsMatch(t.MenuLine(), pat, defs.senseCase ? RegexOptions.None : RegexOptions.IgnoreCase) : pat == t.FileName();
if (matching && m || !matching && !m)
{
lt.nxt = new TList(t, t.dot, null);
lt = lt.nxt;
}
}
if (unique && l.nxt != null && l.nxt.nxt != null)
{
throw new ssException("non-unique match for \"" + pat + "\"");
}
return(l.nxt);
}
void xCmd(CTree t)
{
ssRange levdot = new ssRange();
if (t == null)
{
return;
}
ssAddress ad = xAddr(t.ad);
ssAddress a = xAddr(t.a);
if (txt != null)
{
levdot = txt.dot;
}
if (a != null)
{
if (a.txt == null)
{
a.txt = txt;
}
else
{
prvtxt = txt;
txt = a.txt;
}
txt.dot = a.rng;
}
switch (t.cmd)
{
case 'p':
Print();
break;
case '=':
MsgLn(AddressStr());
break;
case 'n':
//MsgLn("working directory '" + Environment.CurrentDirectory + "'");
for (ssText txt = txts; txt != null; txt = txt.Nxt)
{
MsgLn(txt.MenuLine());
}
break;
case 'a':
if (swallowing)
{
return;
}
txt.dot = txt.dot.To(txt.dot.r);
if (t.subs != null)
{
Insert(DoSubs("", t.subs));
}
else
{
Insert(t.s);
}
break;
case 'i':
if (swallowing)
{
return;
}
txt.dot = txt.dot.To(txt.dot.l);
if (t.subs != null)
{
Insert(DoSubs("", t.subs));
}
else
{
Insert(t.s);
}
break;
case 'c':
if (swallowing)
{
return;
}
if (t.subs != null)
{
Change(DoSubs(txt.ToString(), t.subs));
}
else
{
Change(t.s);
}
break;
case 't':
case 'm':
MoveCopy(t.cmd, ad);
break;
case 'x':
if (t.sub.nxt.cmd == noCmd)
{
t.sub.nxt.cmd = 'p';
}
RegexOptions opts = RegexOptions.Multiline;
if (!defs.senseCase)
{
opts |= RegexOptions.IgnoreCase;
}
MatchCollection ms = Regex.Matches(txt.ToString(), t.s, opts);
ssRange strt = txt.dot;
foreach (Match m in ms)
{
txt.dot.l = strt.l + m.Index;
txt.dot.len = m.Length;
xCmd(t.sub);
}
break;
case 'y':
if (t.sub.nxt.cmd == noCmd)
{
t.sub.nxt.cmd = 'p';
}
opts = RegexOptions.Multiline;
if (!defs.senseCase)
{
opts |= RegexOptions.IgnoreCase;
}
ms = Regex.Matches(txt.ToString(), t.s, opts);
strt = txt.dot;
int l = strt.l;
foreach (Match m in ms)
{
txt.dot.l = l;
txt.dot.r = m.Index + strt.l;
xCmd(t.sub);
l = strt.l + m.Index + m.Length;
}
txt.dot.l = l;
txt.dot.r = strt.r;
xCmd(t.sub);
break;
case 'X':
case 'Y':
t.txts = FindText(true, t.s, t.cmd == 'X', false);
if (t.txts == null)
{
throw new ssException("file search");
}
for (TList tl = t.txts; tl != null; tl = tl.nxt)
{
txt = tl.t;
xCmd(t.sub);
}
break;
case 'g':
opts = RegexOptions.Multiline;
if (!defs.senseCase)
{
opts |= RegexOptions.IgnoreCase;
}
if (Regex.IsMatch(txt.ToString(), t.s, opts))
{
xCmd(t.sub);
}
break;
case 'v':
opts = RegexOptions.Multiline;
if (!defs.senseCase)
{
opts |= RegexOptions.IgnoreCase;
}
if (!Regex.IsMatch(txt.ToString(), t.s, opts))
{
xCmd(t.sub);
}
break;
case 's':
opts = RegexOptions.Multiline;
if (!defs.senseCase)
{
opts |= RegexOptions.IgnoreCase;
}
ms = Regex.Matches(txt.ToString(), t.s, opts);
strt = txt.dot;
int cnt = 0;
foreach (Match m in ms)
{
cnt++;
txt.dot.l = strt.l + m.Index;
txt.dot.len = m.Length;
if (t.opt == 'g' || cnt == t.n)
{
if (t.subs != null)
{
Change(DoSubs(m.ToString(), t.subs));
}
else
{
Change(t.rep);
}
}
}
break;
case 'D':
TList ts = null;
if (t.fs == null)
{
if (txt == null)
{
throw new ssException("no current file");
}
else
{
DeleteText(txt, true);
}
}
else
{
for (SList f = t.fs; f != null; f = f.nxt)
{
ts = FindText(true, f.s, true, false);
if (ts == null)
{
throw new ssException("warning: no such file '" + f.s + "'");
}
else
{
while (ts != null)
{
DeleteText(ts.t, true);
ts = ts.nxt;
}
}
}
}
break;
case 'B':
if (t.fs != null)
{
AddTexts(SListToArray(t.fs), false);
}
else
{
NewText();
}
break;
case 'b':
bool fnd = false;
for (SList f = t.fs; f != null; f = f.nxt)
{
ts = FindText(false, f.s, true, true);
if (ts != null)
{
fnd = true; txt = ts.t; break;
}
}
if (!fnd)
{
throw new ssException("not in menu: \"" + SListJoin(t.fs) + "\"");
}
MsgLn(txt.MenuLine());
WakeUpText(txt);
break;
case 'f':
if (t.fs == null)
{
Msg(txt.MenuLine());
}
else
{
Rename(t.fs.s);
}
break;
case 'e':
if (txt == null)
{
throw new ssException("no current file");
}
if (t.fs == null)
{
t.s = txt.Nm;
}
else
{
t.s = t.fs.s;
}
Encoding enc = defs.encoding;
string fdta = WinRead(t.s, ref enc);
if (fdta != null)
{
txt.encoding = enc;
Rename(t.s);
txt.dot.l = 0;
txt.dot.r = txt.Length;
Change(fdta);
txt.dot.To(0);
PostEdDot();
}
break;
case 'r':
if (t.fs == null)
{
t.s = txt.Nm;
}
else
{
t.s = t.fs.s;
}
enc = defs.encoding;
fdta = WinRead(t.s, ref enc);
if (fdta != null)
{
txt.encoding = enc;
Change(fdta);
PostEdDot();
}
break;
case 'w':
if (txt == null)
{
throw new ssException("no current file");
}
string s;
if (t.fs == null)
{
t.s = txt.Nm; s = txt.FileName();
}
else
{
t.s = t.fs.s; s = t.fs.s;
}
ssRange r = txt.dot;
if (t.a == null)
{
r.l = 0; r.r = txt.Length;
}
string dta = txt.ToString(r.l, r.len);
string lbl = File.Exists(t.s) ? "" : " (new file) ";
if (WinWrite(t.s, dta, txt.encoding))
{
if (dta.Length == txt.Length)
{
txt.TLog.RecordSave();
}
MsgLn(s + ":" + lbl + "#" + dta.Length.ToString());
}
PostEdDot();
break;
case 'd':
Delete();
break;
case 'k':
txt.mark = txt.dot;
if (a == null)
{
PostEdDot();
}
break;
case 'h':
ShowHex(txt.ToString());
break;
case '!':
Msg(ShellCmd(t.s, null));
break;
case '<':
Change(ShellCmd(t.s, null));
break;
case '>':
Msg(ShellCmd(t.s, txt.ToString()));
break;
case '|':
Change(ShellCmd(t.s, txt.ToString()));
break;
case 'q':
/*/win Remove for non-windowed version
* log.Frm.UpdateDefs();
* // */
defs.SaveDefs(false);
if (DeleteAllTexts())
{
Environment.Exit(0);
}
break;
case 'Q':
/*/win Remove for non-windowed version
* log.Frm.UpdateDefs();
* // */
defs.SaveDefs(true);
if (DeleteAllTexts())
{
Environment.Exit(0);
}
break;
case 'H':
ShowHelp();
break;
case 'u':
Undo(t.n);
break;
case '\0': // end of text
break;
case listHead: // head of sub lists
break;
case '{':
xCmd(t.sub.nxt); // The head of the sub tree is just another '{', so skip it.
break;
case noCmd:
if (a == null)
{
xNoCmd();
}
break;
case 'T':
/*/win remove for non-windowed version
* txt.Frm.ChangeTab(t.n);
* // remove for non-windowed version */
break;
case 'L':
/*/win remove for non-windowed version
* txt.ChangeEoln(t.s);
* // remove for non-windowed version */
break;
case 'F':
/*/win remove for non-windowed version
* txt.FixLineLen(t.n);
* // remove for non-windowed version */
break;
case 'C':
switch (t.opt)
{
case 's':
defs.senseCase = true;
break;
case 'i':
defs.senseCase = false;
break;
default:
CultureInfo ci = Thread.CurrentThread.CurrentCulture;
TextInfo ti = ci.TextInfo;
s = txt.ToString();
switch (t.opt)
{
case 'u':
Change(ti.ToUpper(s));
break;
case 't':
Change(ti.ToTitleCase(s));
break;
case 'l':
Change(ti.ToLower(s));
break;
}
break;
}
break;
case 'E':
if (txt == null)
{
defs.encoding = decodeEncoding(t.opt);
/*/win remove for non-windowing version
* log.encoding = defs.encoding;
* // remove for non-windowing version */
}
else
{
txt.encoding = decodeEncoding(t.opt);
}
break;
default:
throw new ssException("unknown command");
}
if (a != null)
{
PostEdDot();
}
if (txt != null && t.nxt != null)
{
txt.dot = levdot;
}
xCmd(t.nxt);
}