private static MSymbol Mmap_list = "map-list";
private static MSymbol Mstate = "state";
internal static MSymbol Mcandidates = "candidates";
- private static MSymbol Minsert = "insert";
- internal static MSymbol Mselect = "select";
- private static MSymbol Mdelete = "delete";
- private static MSymbol Mmove = "move";
- private static MSymbol Mmark = "mark";
- private static MSymbol Mmarker = "marker";
- private static MSymbol Mset = "set";
- private static MSymbol Madd = "add";
- private static MSymbol Msub = "sub";
- private static MSymbol Mmul = "mul";
- private static MSymbol Mdiv = "div";
- private static MSymbol Mif = "if";
- private static MSymbol Mcond = "cond";
- private static MSymbol Mchar_at = "char-at";
- private static MSymbol Msurrounding_flag = "surrounding-text-flag";
- private static MSymbol Mpushback = "pushback";
- private static MSymbol Mkeyseq = "keyseq";
+
private static MSymbol Mget_surrounding_text = "get-surrounding-text";
private static MSymbol Mdel_surrounding_text = "del-surrounding-text";
- private static MSymbol Mat_minus_zero = "@-0";
-
private static Xex.Symbol Qmap = "map";
private static Xex.Symbol Qrule = "rule";
private static Xex.Symbol Qkeyseq = "keyseq";
private static Xex.Symbol Qinsert = "insert";
private static Xex.Symbol Qinsert_candidates = "insert-candidates";
private static Xex.Symbol Qchar_at = "char-at";
+ private static Xex.Symbol Qat_minus_zero = "@-0";
+ private static Xex.Symbol Qselect = "select";
+ private static Xex.Symbol Qdelete = "delete";
+ private static Xex.Symbol Qshift = "shift";
+ private static Xex.Symbol Qmove = "move";
+ private static Xex.Symbol Qmark = "mark";
+ private static Xex.Symbol Qset = "set";
+ private static Xex.Symbol Qadd = "add";
+ private static Xex.Symbol Qsub = "sub";
+ private static Xex.Symbol Qmul = "mul";
+ private static Xex.Symbol Qdiv = "div";
+ private static Xex.Symbol Qcond = "cond";
private static Xex.Symbol Qsname = "sname";
private static Xex.Symbol Qmname = "mname";
private static Xex.Symbol Qstate_hook = "state-hook";
private static Xex.Symbol Qbranch = "branch";
private static Xex.Symbol Qstate = "state";
private static Xex.Symbol Qtitle = "title";
-
+ private static Xex.Symbol Qeq = "=";
+ private static Xex.Symbol Qeqeq = "==";
private static Xex.Term Tnil = new Xex.Term ((Xex.Symbol) "nil");
private static Xex.Term Tcatch_tag = new Xex.Term ((Xex.Symbol) "@mimtag");
public override string ToString ()
{
- MText mt = new MText (ToChar ());
+ int c = ToChar ();
+ MText mt = null;
+ if (c < 0x20)
+ foreach (KeyValuePair<string, uint> kv in keysyms)
+ if ((uint) c == kv.Value)
+ {
+ mt = kv.Key;
+ break;
+ }
+ if (mt == null)
+ mt = new MText (c);
+
KeyModifier m = ((KeyModifier) key) & KeyModifier.All;
if (m != KeyModifier.None)
{
MText mt;
foreach (Key key in keyseq)
- if (key.HasModifier)
+ if (key.HasModifier || key.ToChar () < 0x20)
{
mt = "(";
foreach (Key k in keyseq)
mt = "\"";
foreach (Key k in keyseq)
{
- if (mt.Length > 1)
- mt.Cat (' ');
- mt.Cat (k.ToString ());
- }
+ int c = k.ToChar ();
+
+ if (c == '\\' || c == '"')
+ mt.Cat ('\\');
+ mt.Cat (c);
+ }
return (string) mt.Cat ("\"");
}
}
internal abstract class Marker : Xex.TermValue
{
- private MSymbol name;
+ private Xex.Symbol name;
- private Marker (MSymbol name)
+ private Marker (Xex.Symbol name)
{
this.name = name;
}
public static Xex.TermValue parser (Xex.Domain domain, XmlNode node)
{
- return Get ((MSymbol) node.InnerText);
+ return Get ((Xex.Symbol) node.InnerText);
}
public class Named : Marker
{
- public Named (MSymbol name) : base (name) { }
+ public Named (Xex.Symbol name) : base (name) { }
public override int Position (Context ic)
{
- MPlist p = ic.markers.Find (name);
- return (p != null ? p.Integer : 0);
+ int pos;
+ if (ic.marker_positions.TryGetValue (this, out pos))
+ return pos;
+ return 0;
}
public override void Mark (Context ic)
{
- ic.markers.Put (name, ic.cursor_pos);
+ ic.marker_positions[this] = ic.cursor_pos;
}
}
public class Predefined : Marker
{
- public Predefined (MSymbol name) : base (name) { }
+ char tag;
+ public Predefined (Xex.Symbol name) : base (name)
+ {
+ tag = ((string) name)[1];
+ }
public override int Position (Context ic)
{
- switch (name.Name[1]) {
+ switch (tag) {
case '<': return 0;
case '>': return ic.preedit.Length;
case '-': return ic.cursor_pos - 1;
}
return ic.preedit.Length;
default:
- return name.Name[1] - '0';
+ return tag - '0';
}
}
}
{
private int pos;
- public PredefinedAbsolute (MSymbol name) : base (name)
+ public PredefinedAbsolute (Xex.Symbol name) : base (name)
{
- if (! int.TryParse (name.Name.Substring (1), out pos))
+ if (! int.TryParse (((string) name).Substring (1), out pos))
throw new Exception ("Invalid marker name: " + name);
}
{
private int distance;
- public PredefinedSurround (MSymbol name) : base (name)
+ public PredefinedSurround (Xex.Symbol name) : base (name)
{
- if (! int.TryParse (name.Name.Substring (2), out distance))
+ if (! int.TryParse (((string) name).Substring (2), out distance))
throw new Exception ("Invalid marker name: " + name);
if (distance > 0)
distance--;
}
}
- static internal Dictionary<MSymbol,Predefined> predefined_markers;
+ static internal Dictionary<Xex.Symbol,Predefined> predefined_markers;
static Marker ()
{
- predefined_markers = new Dictionary<MSymbol,Predefined> ();
- MSymbol[] symlist = new MSymbol[] {"@<", "@>", "@-", "@+", "@[", "@]" };
- foreach (MSymbol s in symlist)
+ predefined_markers = new Dictionary<Xex.Symbol, Predefined> ();
+ Xex.Symbol[] symlist
+ = new Xex.Symbol[] {"@<", "@>", "@-", "@+", "@[", "@]" };
+ foreach (Xex.Symbol s in symlist)
predefined_markers[s] = new Predefined (s);
}
- public static Marker Get (MSymbol name)
+ public static Marker Get (Xex.Symbol name)
{
- if (name.Name[0] == '@')
+ string str = name;
+ if (str[0] == '@')
{
Predefined pred;
if (predefined_markers.TryGetValue (name, out pred))
return pred;
- if (name.Name.Length == 1)
+ if (str.Length == 1)
throw new Exception ("Invalid marker name: " + name);
- if (Char.IsDigit (name.Name[1]))
+ if (Char.IsDigit (str[1]))
return new PredefinedAbsolute (name);
- if (name.Name.Length == 2 || name == Mat_minus_zero
- || ! (name.Name[1] == '-' || name.Name[1] == '+'))
+ if (str.Length == 2 || name == Qat_minus_zero
+ || ! (str[1] == '-' || str[1] == '+'))
throw new Exception ("Invalid marker name: " + name);
return new PredefinedSurround (name);
}
internal class Map
{
public MSymbol name;
- public List<Entry> entries;
+ public List<Entry> entries = new List<Entry> ();
public Map (MSymbol name) { this.name = name; }
}
}
- public override string ToString () { return (string) name; }
+ public override string ToString ()
+ {
+ string str = "(" + name;
+ foreach (Entry e in entries)
+ str += " " + e.keyseq.ToString ();
+ return str + ")";
+ }
}
internal class Keymap
public Xex.Symbol name;
public MText title;
public Xex.Term[] enter_actions, fallback_actions;
- public Keymap keymap;
+ public Keymap keymap = new Keymap ();
public State (Xex.Symbol name, MText title)
{
throw new Exception ("Invalid branch: " + p);
MSymbol mapname = p.Symbol;
if (mapname == MSymbol.t)
- enter_actions = im.parse_actions (p.next);
+ enter_actions = im.parse_actions (p.next, false);
else if (mapname == MSymbol.nil)
- fallback_actions = im.parse_actions (p.next);
+ fallback_actions = im.parse_actions (p.next, false);
else
{
Map map;
if (im.maps.TryGetValue (mapname, out map))
- keymap.AddMap (map, im.parse_actions (p.next));
+ keymap.AddMap (map, im.parse_actions (p.next, false));
else
throw new Exception ("Unknown map: " + mapname);
}
if (title != null)
mt.Cat (" \"" + title + "\"");
- mt += keymap.ToString ();
+ mt.Cat (keymap.ToString ());
return (string) mt + ")";
}
}
im_domain.DefTerm ("selector", Selector.parser);
im_domain.DefSubr (Finsert, "insert", false, 1, 1);
- im_domain.DefSubr (Finsert_candidates, "candidates", false, 1, -1);
+ im_domain.DefSubr (Finsert_candidates, "insert-candidates", false, 1, -1);
im_domain.DefSubr (Fdelete, "delete", false, 1, 1);
im_domain.DefSubr (Fselect, "select", false, 1, 1);
im_domain.DefSubr (Fshow, "show", false, 0, 0);
add_default_state ();
}
- private static void transform (MPlist plist)
- {
- for (; ! plist.IsEmpty; plist = plist.next)
- {
- if (plist.IsMText)
- {
- MPlist p = new MPlist ();
- p.Add (MSymbol.symbol, Minsert);
- p.Add (MSymbol.mtext, plist.Text);
- plist.Set (MSymbol.plist, p);
- }
- else if (plist.IsInteger)
- {
- MPlist p = new MPlist ();
- p.Add (MSymbol.symbol, Minsert);
- p.Add (MSymbol.integer, plist.Integer);
- plist.Set (MSymbol.plist, p);
- }
- else if (plist.IsPlist)
- {
- MPlist pl = plist.Plist;
-
- if (pl.IsSymbol)
- {
- if (pl.Symbol == Madd)
- pl.Set (MSymbol.symbol, (MSymbol) "+=");
- else if (pl.Symbol == Msub)
- pl.Set (MSymbol.symbol, (MSymbol) "-=");
- else if (pl.Symbol == Mmul)
- pl.Set (MSymbol.symbol, (MSymbol) "*=");
- else if (pl.Symbol == Mdiv)
- pl.Set (MSymbol.symbol, (MSymbol) "/=");
- else if (pl.Symbol == Minsert)
- {
- // (insert (CANDIDATES ...))
- // => (candidates CANDIDATES ...)
- if (pl.next.IsPlist)
- {
- pl.Set (MSymbol.symbol, Mcandidates);
- pl = pl.next;
- MPlist p = pl.Plist;
- pl.Set (p.key, p.val);
- for (p = p.next; ! p.IsEmpty; p = p.next);
- pl.Add (p.key, p.val);
- }
- }
- else if (pl.Symbol == Mif)
- {
- pl = pl.next;
- if (! pl.IsEmpty)
- transform (pl.next);
- }
- else if (pl.Symbol == Mcond)
- {
- for (pl = pl.next; ! pl.IsEmpty; pl = pl.next)
- if (pl.IsPlist)
- {
- MPlist p = pl.Plist;
-
- if (p.IsPlist)
- transform (p);
- else
- transform (p.next);
- }
- }
- else if (pl.Symbol == Mdelete
- || pl.Symbol == Mmove
- || pl.Symbol == Mmark)
- {
- pl = pl.next;
- if (pl.IsSymbol)
- {
- MSymbol sym = pl.Symbol;
- MPlist p = new MPlist ();
- p.Add (MSymbol.symbol, Mmarker);
- p.Add (MSymbol.symbol, sym);
- pl.Set (MSymbol.plist, p);
- }
- }
- else if (pl.Symbol == Mpushback)
- {
- pl = pl.next;
- if (pl.IsPlist)
- pl.Plist.Push (MSymbol.symbol, Mkeyseq);
- }
- }
- else if (pl.IsMText)
- {
- // (CANDIDATES ...) => (candidates CANDIDATES ...)
- pl.Push (MSymbol.symbol, Mcandidates);
- }
- }
- else if (plist.IsSymbol)
- {
- MSymbol sym = plist.Symbol;
-
- if (sym.Name.Length >= 3
- && sym.Name[0] == '@'
- && (sym.Name[1] == '-' || sym.Name[1] == '+'))
- {
- int pos = int.Parse (sym.Name.Substring (1));
- MPlist p = new MPlist ();
-
- if (pos == 0)
- {
- p.Add (MSymbol.symbol, Msurrounding_flag);
- }
- else
- {
- if (sym.Name[1] == '+')
- pos--;
- p.Add (MSymbol.symbol, Mchar_at);
- p.Add (MSymbol.integer, pos);
- }
- plist.Set (MSymbol.plist, p);
- }
- }
- }
- }
-
private static MText parse_description (MPlist plist)
{
if (plist.IsMText)
if (! plist.IsPlist)
throw new Exception ("Invalid cond args: " + plist);
MPlist p = plist.Plist;
- List<Xex.Term> arg = new List<Xex.Term> (parse_actions (p));
+ List<Xex.Term> arg = new List<Xex.Term> (parse_actions (p, false));
args[i] = new Xex.Term (arg);
}
- return new Xex.Term (domain, (Xex.Symbol) Mcond.Name, args);
+ return new Xex.Term (domain, Qcond, args);
}
private Xex.Term parse_insert (MPlist plist)
else if (plist.IsPlist)
{
MPlist pl = plist.Plist;
+
args = new Xex.Term[pl.Count];
int i;
for (i = 0; ! pl.IsEmpty; i++, pl = pl.next)
args[0] = new Xex.Term (Selector.Get (plist.Symbol));
else
args[0] = new Xex.Term (domain, (Xex.Symbol) plist.Symbol.Name);
- return new Xex.Term (domain, (Xex.Symbol) Mselect.Name, args);
+ return new Xex.Term (domain, Qselect, args);
}
- private Xex.Term parse_funcall_with_marker (MPlist plist, MSymbol func)
+ private Xex.Term parse_funcall_with_marker (MPlist plist, Xex.Symbol func)
{
Xex.Term[] args = new Xex.Term[1];
- if (plist.IsInteger && func != Mmark)
+ if (plist.IsInteger && func != Qmark)
args[0] = new Xex.Term (plist.Integer);
else if (plist.IsSymbol)
- args[0] = new Xex.Term (Marker.Get (plist.Symbol));
+ args[0] = new Xex.Term (Marker.Get ((Xex.Symbol) plist.Symbol.Name));
else
throw new Exception ("Invalid arg to " + func + ": " + plist);
- return new Xex.Term (domain, (Xex.Symbol) func.Name, args);
+ return new Xex.Term (domain, func, args);
}
- private Xex.Term parse_char_at (MSymbol name)
+ private Xex.Term parse_char_at (Xex.Symbol name)
{
Xex.Term[] args = new Xex.Term[1];
args[0] = new Xex.Term (Marker.Get (name));
return new Xex.Term (domain, Qchar_at, args);
}
- private Xex.Term parse_action (MPlist plist)
+ private Xex.Term parse_shift (MPlist plist)
+ {
+ Xex.Term[] args = new Xex.Term[1];
+ if (! plist.IsSymbol)
+ throw new Exception ("Invalid arg to shift: " + plist);
+ args[0] = new Xex.Term ((Xex.Symbol) plist.Symbol.Name);
+ return new Xex.Term (domain, Qshift, args);
+ }
+
+ private Xex.Term parse_action (MPlist plist, bool as_funarg)
{
if (plist.IsPlist)
{
MPlist p = plist.Plist;
if (p.IsMText || p.IsPlist)
- return parse_insert (p);
+ return parse_insert (plist);
if (! p.IsSymbol)
throw new Exception ("Invalid action: " + p);
- MSymbol name = p.Symbol;
+ Xex.Symbol name = p.Symbol.Name;
p = p.next;
- if (name == Mcond)
+ if (name == Qcond)
return parse_cond (p);
- if (name == Minsert)
+ if (name == Qinsert)
return parse_insert (p);
- if (name == Mselect)
+ if (name == Qselect)
return parse_select (p);
- if (name == Mdelete || name == Mmove || name == Mmark)
+ if (name == Qdelete || name == Qmove || name == Qmark)
return parse_funcall_with_marker (p, name);
- if (name.Name[0] == '@')
+ if (name == Qshift)
+ return parse_shift (p);
+ if (((string) name)[0] == '@')
return parse_char_at (name);
- if (name == Mset || name == Madd || name == Msub
- || name == Mmul || name == Mdiv)
+ if (name == Qset || name == Qadd || name == Qsub
+ || name == Qmul || name == Qdiv)
{
if (! p.IsSymbol)
throw new Exception ("Invalid action: " + p);
Xex.Symbol varname = p.Symbol.Name;
- return new Xex.Term (domain, (Xex.Symbol) name.Name,
- varname, parse_actions (p.next));
+ Xex.Term[] args = new Xex.Term[1];
+ args[0] = parse_action (p.next, true);
+ return new Xex.Term (domain, name, varname, args);
}
else
- return new Xex.Term (domain, (Xex.Symbol) name.Name,
- parse_actions (p));
+ {
+ if (name == Qeq)
+ name = Qeqeq;
+ if (p.IsEmpty)
+ return new Xex.Term (domain, name, null);
+ else
+ return new Xex.Term (domain, name, parse_actions (p, true));
+ }
}
- else if (plist.IsMText || plist.IsInteger || plist.IsSymbol)
- return parse_insert (plist);
+ else if (plist.IsSymbol)
+ return new Xex.Term (domain, (Xex.Symbol) plist.Symbol.Name);
+ else if (plist.IsMText)
+ return (as_funarg ? new Xex.Term ((string) plist.Text)
+ : parse_insert (plist));
+ else if (plist.IsInteger)
+ return (as_funarg ? new Xex.Term (plist.Integer)
+ : parse_insert (plist));
else
throw new Exception ("Invalid action: " + plist);
}
- private Xex.Term[] parse_actions (MPlist plist)
+ private Xex.Term[] parse_actions (MPlist plist, bool as_funarg)
{
Xex.Term[] terms = new Xex.Term[plist.Count];
for (int i = 0; ! plist.IsEmpty; i++, plist = plist.next)
- terms[i] = parse_action (plist);
+ terms[i] = parse_action (plist, as_funarg);
return terms;
}
if (! p.IsSymbol)
continue;
- transform (p.next);
domain.Defun ((Xex.Symbol) p.Symbol.Name, false, null,
- parse_actions (p.next), false);
+ parse_actions (p.next, false), false);
}
}
else
continue;
p = p.next;
- if (p.IsEmpty)
- continue;
- Xex.Term[] actions = parse_actions (p);
+ Xex.Term[] actions
+ = p.IsEmpty ? null : parse_actions (p, false);
map.entries.Add (new Map.Entry (domain, keys, actions));
}
}
foreach (KeyValuePair<MSymbol, Map> kv in maps)
str += " " + kv.Value;
str += ") (states";
- foreach (Xex.Symbol name in states.Keys)
- str += " " + name;
+ foreach (KeyValuePair<Xex.Symbol, State> kv in states)
+ {
+ str += " (" + kv.Key + " " + kv.Value.keymap + ")";
+ }
return str + "))";
}
private MText status;
internal MText preedit;
internal int cursor_pos;
- internal MPlist markers;
+ internal Dictionary<Marker, int> marker_positions
+ = new Dictionary<Marker, int> ();
internal Candidates candidates;
private int candidate_from, candidate_to;
private bool candidate_show;
+ public bool CandidateShow { get { return candidate_show; } }
private List<State> state_list = new List<State> ();
private Keymap keymap;
: ((MText) inserted).Length);
int diff = ins - (to - from);
- for (MPlist plist = markers; ! plist.IsEmpty; plist = plist.next)
+ foreach (Marker m in marker_positions.Keys)
{
- int pos = plist.Integer;
+ int pos = marker_positions[m];
if (pos > from)
{
if (pos >= to)
- plist.val = pos + diff;
+ marker_positions[m] = pos + diff;
else
- plist.val = from;
+ marker_positions[m] = from;
}
}
if (cursor_pos >= to)
}
}
- internal int marker (MSymbol sym)
- {
- int pos = cursor_pos;
-
- if (sym.Name.Length == 2 && sym.Name[0] == '@')
- {
- switch (sym.Name[0])
- {
- case '<': pos = 0; break;
- case '>': pos = preedit.Length; break;
- case '-': pos = cursor_pos - 1; break;
- case '+': pos = cursor_pos + 1; break;
- case '[':
- if (pos > 0)
- {
- int to;
- preedit.FindProp (Mcandidates, pos - 1,
- out pos, out to);
- }
- else
- pos = 0;
- break;
- case ']':
- if (cursor_pos < preedit.Length - 1)
- {
- int from;
- preedit.FindProp (Mcandidates, pos,
- out from, out pos);
- }
- else
- pos = preedit.Length;
- break;
- default:
- if (sym.Name[0] >= '0' && sym.Name[0] <= '9')
- pos = sym.Name[0];
- break;
- }
- }
- else if (sym.Name.Length >= 3 && sym.Name[0] == '@')
- {
- pos = int.Parse (sym.Name.Substring (2));
- }
- else
- {
- object val = markers.Get (sym);
-
- if (val is int)
- pos = (int) val;
- }
- return pos;
- }
-
internal int char_at (int pos)
{
int c;
preedit.Del ();
state_preedit.Del ();
produced.Del ();
- markers.Clear ();
+ marker_positions.Clear ();
cursor_pos = 0;
keys.keyseq.Clear ();
key_head = commit_key_head = 0;
projects / m17n / m17n-lib-cs.git / blobdiff