var Xex = {};
-Xex.Alist = function ()
-{
- this.count = 0;
-}
-
-Xex.Alist.prototype.put = function (key, val)
-{
- this.count++;
- return (this[key] = val);
-}
-Xex.Alist.prototype.clone = function ()
-{
- var alist = new Xex.Alist ();
- for (key in this)
- alist[key] = this[key];
- return alist;
-}
-Xex.Alist.prototype.toString = function ()
-{
- var str = 'alist:';
- for (key in this)
- str += '"' + key + '"';
- return str;
-}
-
-// Xex.alist = new Xex.Alist ();
-// Xex.alist.put ('abc', "ABC");
-// alert (Xex.alist['abc']);
-
Xex.Error = {
UnknownError: "unknown-error",
WrongArgument: "wrong-argument",
UnknownFunction: "unknown-function",
MacroExpansionError: "macro-expansion-error",
- NoVariableName: "no-variable-anme",
+ NoVariableName: "no-variable-name",
+ NoFunctionName: "no-funcion-name",
// Run time errors.
ArithmeticError: "arithmetic-error",
UncaughtThrow: "uncaught-throw"
};
-Xex.Variable = function (domain, name, val)
+Xex.Variable = function (domain, name, desc, val, range)
{
this.domain = domain;
this.name = name;
+ this.desc = desc;
this.val = val;
+ this.range = range;
}
-Xex.Variable.prototype.clone = function () {
- return new Xex.Variable (this.domain, this.name, this.value);
+Xex.Variable.prototype.clone = function ()
+{
+ return new Xex.Variable (this.domain, this.name, this.desc,
+ this.val, this.range);
}
-Xex.Variable.prototype.Equals = function (obj) {
+Xex.Variable.prototype.Equals = function (obj)
+{
return ((obj instanceof Xex.Variable)
&& obj.name == this.name);
}
-Xex.Variable.prototype.SetValue = function (term) {
+Xex.Variable.prototype.SetValue = function (term)
+{
this.val = term;
return term;
}
-Xex.Function = function (name, with_var, min_args, max_args) {
+Xex.Function = function (name, with_var, min_args, max_args)
+{
this.name = name;
this.with_var = with_var;
this.min_args = min_args;
this.max_args = max_args;
};
-Xex.Subrountine = function (builtin, name, with_var, min_args, max_args) {
+Xex.Subrountine = function (builtin, name, with_var, min_args, max_args)
+{
this.name = name;
this.with_var = with_var;
this.min_args = min_args;
Xex.Lambda = function (name, min_args, max_args, args, body)
{
this.name = name;
- this.with_var = with_var;
this.min_args = min_args;
this.max_args = max_args;
this.args = args;
Xex.Macro = function (name, min_args, max_args, args, body)
{
this.name = name;
- this.with_var = with_var;
this.min_args = min_args;
this.max_args = max_args;
this.args = args;
this.functions[name] = new Xex.Lambda (name, min_args, max_args,
args, body);
},
- DefunByFunc: function (func) { this.functions[func.Name] = func; },
+ DefunByFunc: function (func) { this.functions[func.name] = func; },
Defmacro: function (name, min_args, max_args, args, body)
{
this.functions[name] = new Xex.Macro (name, min_args, max_args,
{
var func = this.functions[fname];
+ if (! func)
+ throw new Xex.ErrTerm (Xex.Error.UnknownFunction, fname);
if (this.termtypes[alias])
throw new Xex.ErrTerm (Xex.Error.FunctionConflict,
"Already defined as a term type: " + alias);
if (this.functions[alias])
throw new Xex.ErrTerm (Xex.Error.FunctionConflict,
"Already defined as a function: " + alias);
- if (! func)
- throw new Xex.ErrTerm (Xex.Error.UnknownFunction, fname);
this.functions[alias] = func;
},
- Defvar: function (name)
+ Defvar: function (name, desc, val, range)
{
- var vari = this.variables[name];
- if (vari)
- {
- if (vari.Typed)
- throw new Xex.ErrTerm (Xex.Error.VariableTypeConflict,
- "Not a non-typed variable: " + name);
- }
- else
- {
- vari = new Xex.Variable (this, name, Xex.Zero);
- this.variables[name] = vari;
- }
+ var vari = new Xex.Variable (name, desc, val, range);
+ this.variables[name] = vari;
return vari;
},
GetFunc: function (name)
var func = this.functions[name];
if (! func)
throw new Xex.ErrTerm (Xex.Error.UnknownFunction,
- "Unknown function: " + this + ':' + name);
+ "Unknown function: " + name);
return func;
},
CopyFunc: function (domain, name)
{
var vari = this.variables[name];
if (! vari)
- vari = this.variables[name] = new Xex.Variable (this, name, Xex.Zero);
+ vari = this.variables[name] = new Xex.Variable (this, name, null,
+ Xex.Zero, null);
return vari;
},
GetVar: function (name) { return this.variables[name]; },
{
values = {};
for (var elt in this.variables)
- values[elt] = this.variables[elt].val.Clone ();
+ {
+ if (! this.variables[elt].val)
+ alert ('unknown value of ' + elt);
+ else
+ values[elt] = this.variables[elt].val.Clone ();
+ }
return values;
},
RestoreValues: function (values)
if (this.val != undefined)
return '<' + this.type + '>' + this.val + '</' + this.type + '>';
return '<' + this.type + '/>';
- }
+ },
+ Intval: function () { throw new Xex.ErrTerm (Xex.Error.WrongType,
+ "Not an integer"); },
+ Strval: function () { throw new Xex.ErrTerm (Xex.Error.WrongType,
+ "Not a string"); }
};
-Xex.ParseTerm = function (domain, node)
+Node.prototype.firstElement = function ()
{
- var name = node.nodeName;
- var parser = domain.termtypes[name];
-
- if (parser)
- return parser (domain, node);
- if (name == 'defun' || name == 'defmacro')
- {
- name = parse_defun_head (domain, node);
- parse_defun_body (domain, node);
- return new Xex.StrTerm (name);
- }
- if (name == 'defvar')
- {
- name = parse_defvar (doamin, node);
- return new Xex.StrTerm (nanme);
- }
-
- return new Xex.Funcall.prototype.Parser (domain, node);
+ for (var n = this.firstChild; n; n = n.nextSibling)
+ if (n.nodeType == 1)
+ return n;
+ return null;
}
-Xex.ParseTermList = function (domain, node)
+Node.prototype.nextElement = function ()
{
- for (var n = node; n; n = n.nextSibling)
+ for (var n = this.nextSibling; n; n = n.nextSibling)
if (n.nodeType == 1)
+ return n;
+ return null;
+};
+
+(function () {
+ function parse_defvar (domain, node)
+ {
+ var name = node.attributes['vname'].nodeValue;
+ if (! name)
+ throw new Xex.ErrTerm (Xex.Error.NoVariableName, node, '');
+ var vari = domain.variables['name'];
+ var desc, val, range;
+ if (vari)
+ {
+ desc = vari.description;
+ val = vari.val;
+ range = vari.range;
+ }
+ node = node.firstElement ();
+ if (node && node.nodeName == 'description')
+ {
+ desc = node.firstChild.nodeValue;
+ node = node.nextElement ();
+ }
+ if (node)
+ {
+ val = Xex.Term.Parse (domain, node);
+ node = node.nextElement ();
+ if (node && node.nodeName == 'possible-values')
+ for (node = node.firstElement (); node; node = node.nextElement ())
+ {
+ var pval;
+ if (node.nodeName == 'range')
+ {
+ if (! val.IsInt)
+ throw new Xex.ErrTerm (Xex.Error.TermTypeInvalid,
+ 'Range not allowed for ' + name);
+ pval = new Array ();
+ for (var n = node.firstElement (); n; n = n.nextElement ())
+ {
+ var v = Xex.Term.Parse (domain, n);
+ if (! v.IsInt)
+ throw new Xex.ErrTerm (Xex.Error.TermTypeInvalid,
+ 'Invalid range value: ' + val);
+ pval.push (v);
+ }
+ }
+ else
+ {
+ pval = Xex.Term.Parse (domain, node);
+ if (val.type != pval.type)
+ throw new Xex.ErrTerm (Xex.Error.TermTypeInvalid,
+ 'Invalid possible value: ' + pval);
+ }
+ if (! range)
+ range = new Array ();
+ range.push (pval);
+ }
+ }
+ if (! val)
+ val = Xex.Zero;
+ domain.Defvar (name, desc, val, range);
+ return name;
+ }
+
+ function parse_defun_head (domain, node)
+ {
+ var name = node.attributes['fname'].nodeValue;
+ if (! name)
+ throw new Xex.ErrTerm (Xex.Error.NoFunctionName, node, '');
+ var args = new Array ();
+ var nfixed = 0, noptional = 0, nrest = 0;
+
+ node = node.firstElement ();
+ if (node && node.nodeName == 'args')
+ {
+ var n;
+ for (n = n.firstElement (); n; n = n.nextElement ())
+ {
+ if (n.nodeName == 'fixed')
+ nfixed++;
+ else if (n.nodeName == 'optional')
+ noptional++;
+ else if (n.nodeName == 'rest')
+ nrest++;
+ else
+ throw new Xex.ErrTerm (Xex.Error.WrongType, n, n.nodeName);
+ }
+ if (nrest > 1)
+ throw new Xex.ErrTerm (Xex.Error.WrongType, n, 'Too many <rest>');
+ for (n = node.firstElement (); n; n = n.nextElement ())
+ args.push (domain.DefVar (n.attributes['vname'].nodeValue));
+ }
+ args.min_args = nfixed;
+ args.max_args = nrest == 0 ? nfixed + noptional : -1;
+
+ if (node.nodeName == 'defun')
+ domain.Defun (name, args, null);
+ else
+ domain.Defmacro (name, args, null);
+ return name;
+ }
+
+ function parse_defun_body (domain, node)
+ {
+ var name = node.attributes['fname'].nodeValue;
+ var func = domain.GetFunc (name);
+ var body;
+ for (node = node.firstElement (); node; node = node.nextElement ())
+ if (node.nodeName != 'description' && node.nodeName != 'args')
+ break;
+ body = Xex.Term.Parse (domain, node, null);
+ func.body = body;
+ }
+
+ Xex.Term.Parse = function (domain, node, stop)
+ {
+ if (arguments.length == 2)
+ {
+ var name = node.nodeName;
+ var parser = domain.termtypes[name];
+
+ if (parser)
+ return parser (domain, node);
+ if (name == 'defun' || name == 'defmacro')
+ {
+ name = parse_defun_head (domain, node);
+ MIM.log ('defmacro:' + name);
+ parse_defun_body (domain, node);
+ return new Xex.StrTerm (name);
+ }
+ if (name == 'defvar')
+ {
+ name = parse_defvar (domain, node);
+ MIM.log ('defvar:' + name);
+ return new Xex.StrTerm (name);
+ }
+ return new Xex.Funcall.prototype.Parser (domain, node);
+ }
+ for (var n = node; n && n != stop; n = n.nextElement ())
{
if (n.nodeName == 'defun' || n.nodeName == 'defmacro')
- Xex.parse_defun_head (domain, n);
+ {
+ var name = parse_defun_head (domain, n);
+ MIM.log ('defmacro:' + name);
+ }
}
- var terms = new Array ();
- for (var n = node; n; n = n.nextSibling)
- if (n.nodeType == 1)
+ var terms = null;
+ for (var n = node; n && n != stop; n = n.nextElement ())
{
if (n.nodeName == 'defun' || n.nodeName == 'defmacro')
- Xex.parse_defun_body (domain, n);
+ parse_defun_body (domain, n);
else if (n.nodeName == 'defvar')
- Xex.parse_defvar (domain, n);
+ parse_defvar (domain, n);
else
- terms.push (Xex.ParseTerm (domain, n));
+ {
+ if (! terms)
+ terms = new Array ();
+ terms.push (Xex.Term.Parse (domain, n));
+ }
}
- return terms;
-}
+ return terms;
+ }
+}) ();
Xex.Varref = function (vname)
{
var attr;
if (fname == 'funcall')
- fname = node.attributes['fname']
+ fname = node.attributes['fname'].nodeValue;
var func = domain.GetFunc (fname);
var vari;
attr = node.attributes['vname'];
vari = attr != undefined ? domain.GetVarCreate (attr.nodeValue) : false;
- var args = Xex.ParseTermList (domain, node.firstChild);
+ var args = Xex.Term.Parse (domain, node.firstElement (), null);
return new Xex.Funcall (func, vari, args);
}
(function () {
var proto = new Xex.Term ('integer');
proto.IsInt = true;
+ proto.Intval = function () { return this.val; };
proto.IsTrue = function () { return this.val != 0; }
proto.Clone = function () { return new Xex.IntTerm (this.val); }
proto.Parser = function (domain, node)
(function () {
var proto = new Xex.Term ('string');
proto.IsStr = true;
+ proto.Strval = function () { return this.val; };
proto.IsTrue = function () { return this.val.length > 0; }
proto.Clone = function () { return new Xex.StrTerm (this.val); }
proto.Parser = function (domain, node)
proto.Parser = function (domain, node)
{
- var list = Xex.ParseTermList (domain, node.firstChild);
+ var list = Xex.Term.Parse (domain, node.firstElement (), null);
return new Xex.LstTerm (list);
}
return term;
}
+ function Fset (domain, vari, args)
+ {
+ if (! vari)
+ throw new Xex.ErrTerm (Xex.Error.NoVariableName,
+ 'No variable name to set');
+ vari.SetValue (args[0]);
+ return args[0];
+ }
+
+ function maybe_set_intvar (vari, n)
+ {
+ var term = new IntTerm (n);
+ if (vari)
+ vari.SetValue (term);
+ return term;
+ }
+
function Fadd (domain, vari, args)
{
- var n = vari ? vari.val.val : 0;
+ var n = vari ? vari.val.Intval () : 0;
var len = args.length;
for (var i = 0; i < len; i++)
- n += args[i].val;
+ n += args[i].Intval ();
+ return maybe_set_intvar (vari, n);
+ }
+
+ function Fmul (domain, vari, args)
+ {
+ var n = vari ? vari.val.Intval () : 1;
+ for (var i = 0; i < args.length; i++)
+ n *= arg.Intval ();
+ return maybe_set_intvar (vari, n);
+ }
+
+ function Fsub (domain, vari, args)
+ {
+ var n, i;
+
+ if (! vari)
+ {
+ n = args[0].Intval ();
+ i = 1;
+ }
+ else
+ {
+ n = vari.val.Intval ();
+ i = 0;
+ }
+ while (i < args.length)
+ n -= args[i++].Intval ();
+ return maybe_set_intvar (vari, n);
+ }
+
+ function Fdiv (domain, vari, args)
+ {
+ var n, i;
+
+ if (! vari == null)
+ {
+ n = args[0].Intval ();
+ i = 1;
+ }
+ else
+ {
+ n = vari.val.Intval ();
+ i = 0;
+ }
+ while (i < args.length)
+ n /= args[i++].Intval ();
+ return maybe_set_intvar (vari, n);
+ }
+
+ function Fmod (domain, vari, args)
+ {
+ return maybe_set_intvar (vari, args[0].Intval () % args[1].Intval ());
+ }
+
+ function Flogior (domain, vari, args)
+ {
+ var n = vari == null ? 0 : vari.val;
+ for (var i = 0; i < args.length; i++)
+ n |= args[i].val;
return maybe_set_intvar (vari, n);
}
var result = args[i].Eval (domain);
if (domain.Thrown ())
return result;
- if (! result.IsTrue)
+ if (! result.IsTrue ())
return Xex.Zero;
}
return Xex.One;
var result = args[i].Eval (domain);
if (domain.Thrown ())
return result;
- if (result.IsTrue)
+ if (result.IsTrue ())
return Xex.One;
}
return Xex.Zero;
}
+ function Feq (domain, vari, args)
+ {
+ for (var i = 1; i < args.length; i++)
+ if (! args[i - 1].Equals (args[i]))
+ return Xex.Zero;
+ return Xex.One;
+ }
+
+ function Flt (domain, vari, args)
+ {
+ var n = args[0].Intval;
+
+ for (var i = 1; i < args.length; i++)
+ {
+ var n1 = args[i].Intval;
+ if (n >= n1)
+ return Xex.Zero;
+ n = n1;
+ }
+ return Xex.One;
+ }
+
+ function Fle (domain, vari, args)
+ {
+ var n = args[0].Intval;
+ for (var i = 1; i < args.length; i++)
+ {
+ var n1 = args[i].Intval;
+ if (n > n1)
+ return Xex.Zero;
+ n = n1;
+ }
+ return Xex.One;
+ }
+
+ function Fgt (domain, vari, args)
+ {
+ var n = args[0].Intval;
+ for (var i = 1; i < args.length; i++)
+ {
+ var n1 = args[i].Intval;
+ if (n <= n1)
+ return Xex.Zero;
+ n = n1;
+ }
+ return Xex.One;
+ }
+
+ function Fge (domain, vari, args)
+ {
+ var n = args[0].Intval;
+ for (var i = 1; i < args.Length; i++)
+ {
+ var n1 = args[i].Intval;
+ if (n < n1)
+ return Xex.Zero;
+ n = n1;
+ }
+ return Xex.One;
+ }
+
function Fprogn (domain, vari, args)
{
var result = Xex.One;
if (domain.Thrown ())
return result;
- if (result.IsTrue)
+ if (result.IsTrue ())
return args[1].Eval (domain);
- if (args.Length == 2)
+ if (args.length == 2)
return Zero;
return args[2].Eval (domain);
}
+ function Fcond (domain, vari, args)
+ {
+ for (var i = 0; i < args.length; i++)
+ {
+ var list = args[i].val;
+ var result = list.val[0].Eval (doamin);
+ if (result.isTrue ())
+ {
+ for (var j = 1; j < list.val.length; j++)
+ {
+ domain.depth++;
+ result = list.val[j].Eval (domain);
+ domain.depth--;
+ if (domain.Thrown ())
+ return result;
+ }
+ return result;
+ }
+ }
+ return Xex.Zero;
+ }
+
function eval_terms (domain, terms, idx)
{
var result = Xex.Zero;
Xex.BasicDomain = basic;
basic.DefSubr (Fset, "set", true, 1, 1);
+ if (basic.functions['='])
+ alert (basic.functions['=']);
+ basic.DefAlias ("=", "set");
+ //basic.DefSubr (Fnot, "not", false, 1, 1);
+ //basic.DefAlias ("!", "not");
basic.DefSubr (Fadd, "add", true, 1, -1);
+ basic.DefSubr (Fmul, "mul", true, 1, -1);
+ basic.DefAlias ("*", "mul");
+ basic.DefSubr (Fsub, "sub", true, 1, -1);
+ basic.DefAlias ("-", "sub");
+ basic.DefSubr (Fdiv, "div", true, 1, -1);
+ basic.DefAlias ("/", "div");
+ basic.DefSubr (Fmod, "mod", true, 1, 2);
+ basic.DefAlias ("%", "mod");
+ basic.DefSubr (Flogior, "logior", true, 1, -1);
+ basic.DefAlias ('|', "logior");
+ //basic.DefSubr (Flogand, "logand", true, 1, -1);
+ //basic.DefAlias ("&", "logand");
+ //basic.DefSubr (Flsh, "lsh", true, 1, 2);
+ //basic.DefAlias ("<<", "lsh");
+ //basic.DefSubr (Frsh, "rsh", true, 1, 2);
+ //basic.DefAlias (">>", "rsh");
+ basic.DefSubr (Feq, "eq", false, 2, -1);
+ basic.DefAlias ("==", "eq");
+ //basic.DefSubr (Fnoteq, "noteq", false, 2, 2);
+ //basic.DefAlias ("!=", "noteq");
+ basic.DefSubr (Flt, "lt", false, 2, -1);
+ basic.DefAlias ("<", "lt");
+ basic.DefSubr (Fle, "le", false, 2, -1);
+ basic.DefAlias ("<=", "le");
+ basic.DefSubr (Fgt, "gt", false, 2, -1);
+ basic.DefAlias (">", "gt");
+ basic.DefSubr (Fge, "ge", false, 2, -1);
+ basic.DefAlias (">=", "ge");
basic.DefSubr (Fthrow, "throw", false, 1, 2);
+ //basic.DefSubr (Fappend, "append", true, 0, -1);
+ //basic.DefSubr (Fconcat, "concat", true, 0, -1);
+ //basic.DefSubr (Fnth, "nth", false, 2, 2);
+ //basic.DefSubr (Fcopy, "copy", false, 1, 1);
+ //basic.DefSubr (Fins, "ins", true, 2, 2);
+ //basic.DefSubr (Fdel, "del", true, 2, 2);
+ //basic.DefSubr (Feval, "eval", false, 1, 1);
+ //basic.DefSubr (Fbreak, "break", false, 0, 1);
+ //basic.DefSubr (Freturn, "return", false, 0, 1);
+ //basic.DefSubr (Fthrow, "throw", false, 1, 2);
+
basic.DefSpecial (Fand, "and", false, 1, -1);
+ basic.DefAlias ("&&", "and");
basic.DefSpecial (For, "or", false, 1, -1);
- basic.DefAlias ("=", "set");
+ basic.DefAlias ("||", "or");
basic.DefSpecial (Fprogn, "progn", false, 1, -1);
+ basic.DefAlias ("expr", "progn");
basic.DefSpecial (Fif, "if", false, 2, 3);
+ //basic.DefSpecial (Fwhen, "when", false, 1, -1);
+ //basic.DefSpecial (Floop, "loop", false, 1, -1);
+ //basic.DefSpecial (Fwhile, "while", false, 1, -1);
+ basic.DefSpecial (Fcond, "cond", false, 1, -1);
+ //basic.DefSpecial (Fforeach, "foreach", true, 2, -1);
+ //basic.DefSpecial (Fquote, "quote", false, 1, 1);
+ //basic.DefSpecial (Ftype, "type", false, 1, 1);
basic.DefSpecial (Fcatch, "catch", true, 2, -1);
basic.DefType (Xex.Funcall.prototype);
Xex.Zero = new Xex.IntTerm (0);
Xex.One = new Xex.IntTerm (1);
+Xex.nil = new Xex.SymTerm ('nil');
Xex.Load = function (server, file)
{
enabled: true,
// Boolean flag to tell if MIM is running in debug mode or not.
debug: false,
- // List of registered input methods.
- im_list: {},
+ // List of main input methods.
+ imlist: {},
+ // List of extra input methods;
+ imextra: {},
// Global input method data
im_global: null,
// Currently selected input method.
for (node = node.firstChild; node; node = node.nextSibling)
if (node.nodeType == 1)
{
- var term = Xex.ParseTerm (domain, node);
+ var term = Xex.Term.Parse (domain, node);
return new MIM.KeySeq (term);
}
throw new Xex.ErrTerm (MIM.Error.ParseError, "Invalid keyseq");
var p = this.Position (ic);
if (p < 0)
return ic.GetSurroundingChar (p);
- else if (pos >= ic.preedit.length)
+ else if (p >= ic.preedit.length)
return ic.GetSurroundingChar (p - ic.preedit.length);
return ic.preedit.charCodeAt (p);
}
this.val = name;
}
MIM.Selector.prototype = new Xex.Term ('selector');
+
(function () {
var selectors = {};
selectors["@<"] = selectors["@first"] = new MIM.Selector ('@<');
for (n = node.firstChild; n && n.nodeType != 1; n = n.nextSibling);
if (! n)
throw new Xex.ErrTerm (MIM.Error.ParseError, "invalid rule:" + node);
- var keyseq = Xex.ParseTerm (domain, n);
+ var keyseq = Xex.Term.Parse (domain, n);
if (keyseq.type != 'keyseq')
throw new Xex.ErrTerm (MIM.Error.ParseError, "invalid rule:" + node);
- var actions = Xex.ParseTermList (domain, n.nextSibling);
+ var actions = Xex.Term.Parse (domain, n.nextElement (), null);
return new MIM.Rule (keyseq, actions);
}
MIM.Rule.prototype.toString = function ()
this.name = name;
this.rules = new Array ();
};
+
(function () {
var proto = new Xex.Term ('map');
var map = new MIM.Map (name);
for (var n = node.firstChild; n; n = n.nextSibling)
if (n.nodeType == 1)
- map.rules.push (Xex.ParseTerm (domain, n));
+ map.rules.push (Xex.Term.Parse (domain, n));
return map;
}
MIM.Keymap = function ()
{
+ this.name = 'TOP';
this.submaps = null;
this.actions = null;
};
+
(function () {
var proto = {};
{
var keyseq = rule.keyseq;
var len = keyseq.val.length;
+ var name = '';
for (var i = 0; i < len; i++)
{
var key = keyseq.val[i];
- var sub;
+ var sub = false;
+ name += key.key;
if (! keymap.submaps)
keymap.submaps = {};
else
if (! sub)
keymap.submaps[key.key] = sub = new MIM.Keymap ();
keymap = sub;
+ keymap.name = name;
}
keymap.actions = rule.actions;
}
this.name = name;
this.keymap = new MIM.Keymap ();
};
+
(function () {
var proto = new Xex.Term ('state');
if (! name)
throw new Xex.ErrTerm (MIM.Error.ParseError, "invalid map");
var state = new MIM.State (name);
- for (node = node.firstChild; node; node = node.nextSibling)
+ for (node = node.firstElement (); node; node = node.nextElement ())
{
- if (node.nodeType != 1)
- continue;
- if (node.nodeName == 'branch')
+ if (node.nodeName == 'title')
+ state.title = node.firstChild.nodeValue;
+ else
{
- state.keymap.Add (map_list[node.attributes['mname'].nodeValue]);
- state.keymap.actions = Xex.ParseTermList (domain, node.firstChild);
+ var n = node.firstElement ();
+ if (node.nodeName == 'branch')
+ {
+ state.keymap.Add (map_list[node.attributes['mname'].nodeValue]);
+ state.keymap.actions = Xex.Term.Parse (domain, n, null);
+ }
+ else if (node.nodeName == 'state-hook')
+ state.enter_actions = Xex.Term.Parse (domain, n, null);
+ else if (node.nodeName == 'catch-all-branch')
+ state.fallback_actions = Xex.Term.Parse (domain, n, null);
}
- else if (node.nodeName == 'state-hook')
- state.enter_actions = Xex.ParseTermList (domain, node.firstChild);
- else if (node.nodeName == 'catch-all-branch')
- state.fallback_actions = Xex.ParseTermList (domain, node.firstChild);
- else if (node.nodeName == 'title')
- state.title = node.firstChild.nodeValue;
}
return state;
}
function Finsert (domain, vari, args)
{
- domain.context.insert (args[0].val, null);
+ var text;
+ if (args[0].type == 'integer')
+ text = String.fromCharCode (args[0].val);
+ else
+ text = args[0].val;
+ domain.context.insert (text, null);
+ }
+
+ function Finsert_candidates (domain, vari, args)
+ {
+ var ic = domain.context;
+ var candidates = new Candidates (args, column);
+ ic.insert (candidates.Current (), candidates);
+ return args[0];
+ }
+
+ function Fdelete (domain, vari, args)
+ {
+ var ic = domain.context;
+ var pos = args[0].IsInt ? args[0].Intval : args[0].Position (ic);
+ ic.del (pos);
+ return new Xex.Term (ic.del (pos));
+ }
+
+ function Fselect (domain, vari, args)
+ {
+ var ic = domain.context;
+ var can = ic.candidates;
+
+ if (can)
+ {
+ var candidate = can.Current ();
+
+ ic.del (ic.cursor_pos - candidate.length);
+ candidate = can.Select (args[0]);
+ ic.insert (candidate, can);
+ }
+ return args[0];
+ }
+
+ function Fchar_at (domain, vari, args)
+ {
+ return new Xex.Term (args[0].CharAt (domain.context));
+ }
+
+ function Fmove (domain, vari, args)
+ {
+ var ic = domain.context;
+ var pos = args[0].IsInt ? args[0].val : args[0].Position (ic);
+ ic.move (pos);
+ return args[0];
+ }
+
+ function Fmark (domain, vari, args)
+ {
+ args[0].Mark (domain.context);
+ return args[0];
+ }
+
+ function Fpushback (domain, vari, args)
+ {
+ var arg = (args[0].IsInt ? args[0].Intval
+ : args[0].IsStr ? new KeySeq (args[0])
+ : args[0]);
+ domain.context.pushback (arg)
+ return args[0];
+ }
+
+ function Fundo (domain, vari, args)
+ {
+ var ic = domain.context;
+ var n = args.length == 0 ? -2 : args[0].val;
+ if (n < 0)
+ ic.keys.val.splice (ic.keys.length + n, -n);
+ else
+ ic.keys.val.splice (n, ic.keys.length);
+ ic.reset ();
+ return Xex.nil;
+ }
+
+ function Fcommit (domain, vari, args)
+ {
+ domain.context.commit ();
+ return Xex.nil;
+ }
+
+ function Funhandle (domain, vari, args)
+ {
+ domain.context.commit ();
+ return Xex.Fthrow (domain, vari, Xex.CatchTag._mimtag);
+ }
+
+ function Fshift (domain, vari, args)
+ {
+ var ic = domain.context;
+ var state_name = args[0].val;
+ var state = ic.im.state_list[state_name];
+ if (! state)
+ throw ("Unknown state: " + state_name);
+ ic.shift (state);
+ return args[0];
+ }
+
+ function Fsurrounding_flag (domain, vari, args)
+ {
+ return new Xex.IntTerm (-1);
}
im_domain.DefSubr (Finsert, "insert", 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-candidates", false, 0, 0);
+ //im_domain.DefSubr (Fhide, "hide-candidates", false, 0, 0);
+ im_domain.DefSubr (Fmove, "move", false, 1, 1);
+ im_domain.DefSubr (Fmark, "mark", false, 1, 1);
+ im_domain.DefSubr (Fpushback, "pushback", false, 1, 1);
+ //im_domain.DefSubr (Fpop, "pop", false, 0, 0);
+ im_domain.DefSubr (Fundo, "undo", false, 0, 1);
+ im_domain.DefSubr (Fcommit, "commit", false, 0, 0);
+ im_domain.DefSubr (Funhandle, "unhandle", false, 0, 0);
+ im_domain.DefSubr (Fshift, "shift", false, 1, 1);
+ //im_domain.DefSubr (Fshiftback, "shiftback", false, 0, 0);
+ im_domain.DefSubr (Fchar_at, "char-at", false, 1, 1);
+ //im_domain.DefSubr (Fkey_count, "key-count", false, 0, 0);
+ im_domain.DefSubr (Fsurrounding_flag, "surrounding-text-flag", false, 0, 0);
}) ();
+
(function () {
+ function get_global_var (vname)
+ {
+ if (MIM.im_global.load_status == MIM.LoadStatus.NotLoaded)
+ MIM.im_global.Load ()
+ return MIM.im_global.domain.variables[vname];
+ }
+
+ function include (node)
+ {
+ node = node.firstElement ();
+ if (node.nodeName != 'tags')
+ return null;
+
+ var lang = null, name = null, extra = null;
+ for (node = node.firstElement (); node; node = node.nextElement ())
+ {
+ if (node.nodeName == 'language')
+ lang = node.firstChild.nodeValue;
+ else if (node.nodeName == 'name')
+ name = node.firstChild.nodeValue;
+ else if (node.nodeName == 'extra-id')
+ extra = node.firstChild.nodeValue;
+ }
+ if (! lang || ! MIM.imlist[lang])
+ return null;
+ if (! extra)
+ {
+ if (! name || ! (im = MIM.imlist[lang][name]))
+ return null;
+ }
+ else
+ {
+ if (! (im = MIM.imextra[lang][extra]))
+ return null;
+ }
+ if (im.load_status != MIM.LoadStatus.Loaded
+ && (im.load_status != MIM.LoadStatus.NotLoaded || ! im.Load ()))
+ return null;
+ return im;
+ }
+
var parsers = { };
+
parsers['description'] = function (node)
{
this.description = node.firstChild.nodeValue;
}
+ parsers['variable-list'] = function (node)
+ {
+ for (node = node.firstElement (); node; node = node.nextElement ())
+ {
+ var vname = node.attributes['vname'].nodeValue;
+ if (this != MIM.im_global)
+ {
+ var vari = get_global_var (vname);
+ if (vari != null)
+ this.domain.Defvar (vname);
+ }
+ Xex.Term.Parse (this.domain, node);
+ }
+ }
+ parsers['command-list'] = function (node)
+ {
+ }
+ parsers['macro-list'] = function (node)
+ {
+ for (var n = node.firstElement (); n; n = n.nextElement ())
+ if (n.nodeName == 'xi:include')
+ {
+ var im = include (n);
+ if (! im)
+ alert ('inclusion fail');
+ else
+ for (var macro in im.domain.functions)
+ {
+ var func = im.domain.functions[macro];
+ if (func instanceof Xex.Macro)
+ im.domain.CopyFunc (this.domain, macro);
+ }
+ n = n.previousSibling;
+ node.removeChild (n.nextSibling);
+ }
+ Xex.Term.Parse (this.domain, node.firstElement (), null);
+ }
parsers['title'] = function (node)
{
this.title = node.firstChild.nodeValue;
}
parsers['map-list'] = function (node)
{
- for (node = node.firstChild; node; node = node.nextSibling)
+ for (node = node.firstElement (); node; node = node.nextElement ())
{
- if (node.nodeType != 1 || node.nodeName != 'map')
- continue;
- var map = Xex.ParseTerm (this.domain, node);
- this.map_list[map.name] = map;
+ if (node.nodeName == 'xi:include')
+ {
+ var im = include (node);
+ if (! im)
+ {
+ alert ('inclusion fail');
+ continue;
+ }
+ for (var mapname in im.map_list)
+ this.map_list[mapname] = im.map_list[mapname];
+ }
+ else
+ {
+ var map = Xex.Term.Parse (this.domain, node);
+ this.map_list[map.name] = map;
+ }
}
}
parsers['state-list'] = function (node)
{
this.domain.map_list = this.map_list;
- for (node = node.firstChild; node; node = node.nextSibling)
+ for (node = node.firstElement (); node; node = node.nextElement ())
{
- if (node.nodeType != 1 || node.nodeName != 'state')
- continue;
- var state = Xex.ParseTerm (this.domain, node);
- if (! state.title)
- state.title = this.title;
- if (! this.initial_state)
- this.initial_state = state;
- this.state_list[state.name] = state;
+ if (node.nodeName == 'state')
+ {
+ var state = Xex.Term.Parse (this.domain, node);
+ if (! state.title)
+ state.title = this.title;
+ if (! this.initial_state)
+ this.initial_state = state;
+ this.state_list[state.name] = state;
+ }
}
delete this.domain.map_list;
}
this.extra_id = extra_id;
this.file = file;
this.load_status = MIM.LoadStatus.NotLoaded;
- this.domain = new Xex.Domain (this.lang + '-' + this.name,
+ this.domain = new Xex.Domain (this.lang + '-'
+ + (this.name != 'nil'
+ ? this.name : this.extra_id),
MIM.im_domain, null);
}
this.map_list = {};
this.initial_state = null;
this.state_list = {};
- for (node = node.firstChild; node; node = node.nextSibling)
+ for (node = node.firstElement (); node; node = node.nextElement ())
{
- if (node.nodeType != 1)
- continue;
var name = node.nodeName;
var parser = parsers[name];
if (parser)
parser.call (this, node);
}
this.load_status = MIM.LoadStatus.Loaded;
+ MIM.log ('loading done: ' + this.lang + '-' + this.name + '-' + this.extra_id);
return true;
}
}
MIM.IM.prototype = proto;
- MIM.IC = function (im)
+ MIM.IC = function (im, target)
{
if (im.load_status == MIM.LoadStatus.NotLoaded)
im.Load ();
if (im.load_status != MIM.LoadStatus.Loaded)
alert ('im:' + im.name + ' error:' + im.load_status);
this.im = im;
+ this.target = target;
this.domain = new Xex.Domain ('context', im.domain, this);
this.active = true;
this.reset ();
+ this.spot = 0;
}
MIM.CandidateTable = function ()
this.table.length = 0;
}
+ function Block (index, term)
+ {
+ this.Index = index;
+ if (term.IsStr)
+ this.Data = term.val;
+ else if (term.IsList)
+ {
+ this.Data = new Array ();
+ for (var i = 0; i < term.val.length; i++)
+ this.Data.push (term.val[i].val);
+ }
+ }
+
+ Block.prototype.Count = function () { return this.Data.length; }
+ Block.prototype.get = function (i)
+ {
+ return (this.Data instanceof Array ? this.Data[i] : this.Data.charAt (i));
+ }
+
+ function fill_group (start)
+ {
+ var nitems = this.group.length;
+ var r = this.row;
+ var b = this.blocks[r];
+
+ if (start < b.Index)
+ while (start < b.Index)
+ b = this.blocks[--r];
+ else
+ while (start >= b.Index + b.Count ())
+ b = this.blocks[++r];
+ this.row = r;
+
+ var count = b.Count ();
+ start -= b.Index;
+ for (var i = 0; i < nitems; i++, start++)
+ {
+ if (start >= count)
+ {
+ r++;
+ if (r == this.blocks.Length)
+ return i;
+ b = this.blocks[r];
+ count = b.Count ();
+ start = 0;
+ }
+ this.group[i] = b.get (start);
+ }
+ return nitems;
+ }
+
+ function Candidates (candidates, column)
+ {
+ this.column = column;
+ this.row = 0;
+ this.index = 0;
+ this.total = 0;
+ this.blocks = new Array ();
+
+ for (var i = 0; i < candidates.length; i++)
+ {
+ var block = new Block (this.total, candidates[i]);
+ this.blocks.push (block);
+ this.total += block.Count ();
+ }
+ }
+
+ Candidates.prototype.Column = function ()
+ {
+ return (this.column > 0 ? this.index % this.column
+ : this.index - this.blocks[this.row].Index);
+ }
+
+ Candidates.prototype.GroupLength = function ()
+ {
+ if (this.column > 0)
+ {
+ var start = this.index - (this.index % this.column);
+ return (start + this.column <= this.total ? this.column
+ : this.total - start);
+ }
+ return this.blocks[this.row].Count;
+ }
+
+ Candidates.prototype.Current = function ()
+ {
+ var b = this.blocks[this.row];
+ return b.get (this.index - b.Index);
+ }
+
+ Candidates.prototype.PrevGroup = function ()
+ {
+ var col = this.Column ();
+ var nitems;
+ if (this.column > 0)
+ {
+ this.index -= this.column;
+ if (this.index >= 0)
+ nitems = this.column;
+ else
+ {
+ var lastcol = (this.total - 1) % this.column;
+ this.index = (col < lastcol ? this.total - lastcol + col
+ : this.total - 1);
+ this.row = this.blocks.length - 1;
+ nitems = lastcol + 1;
+ }
+ while (this.blocks[this.row].Index > this.index)
+ this.row--;
+ }
+ else
+ {
+ this.row = this.row > 0 ? this.row - 1 : this.blocks.length - 1;
+ nitems = this.blocks[this.row].Count ();
+ this.index = (this.blocks[this.row].Index
+ + (col < nitems ? col : nitems - 1));
+ }
+ return nitems;
+ }
+
+ Candidates.prototype.NextGroup = function ()
+ {
+ var col = this.Column ();
+ var nitems;
+ if (this.column > 0)
+ {
+ this.index += this.column - col;
+ if (this.index < this.total)
+ {
+ if (this.index + col >= this.total)
+ {
+ nitems = this.total - this.index;
+ this.index = this.total - 1;
+ }
+ else
+ {
+ nitems = this.column;
+ this.index += col;
+ }
+ }
+ else
+ {
+ this.index = col;
+ this.row = 0;
+ }
+ while (this.blocks[this.row].Index > this.index)
+ this.row++;
+ }
+ else
+ {
+ this.row = this.row < this.blocks.length - 1 ? this.row + 1 : 0;
+ nitems = this.blocks[this.row].Count ();
+ this.index = (this.blocks[this.row].Index
+ + (col < nitems ? col : nitems - 1));
+ }
+ return nitems;
+ }
+
+ Candidates.prototype.Prev = function ()
+ {
+ if (this.index == 0)
+ {
+ this.index = this.total - 1;
+ this.row = this.blocks.length - 1;
+ }
+ else
+ {
+ this.index--;
+ if (this.blocks[this.row].Index > this.index)
+ this.row--;
+ }
+ }
+
+ Candidates.prototype.Next = function ()
+ {
+ this.index++;
+ if (this.index == this.total)
+ {
+ this.index = 0;
+ this.row = 0;
+ }
+ else
+ {
+ var b = this.blocks[this.row];
+ if (this.index == b.Index + b.Count ())
+ this.row++;
+ }
+ }
+
+ Candidates.prototype.First = function ()
+ {
+ this.index -= this.Column ();
+ while (this.blocks[this.row].Index > this.index)
+ this.row--;
+ }
+
+ Candidates.prototype.Last = function ()
+ {
+ var b = this.blocks[this.row];
+ if (this.column > 0)
+ {
+ if (this.index + 1 < this.total)
+ {
+ this.index += this.column - this.Column () + 1;
+ while (b.Index + b.Count () <= this.index)
+ b = this.blocks[++this.row];
+ }
+ }
+ else
+ this.index = b.Index + b.Count () - 1;
+ }
+
+ Candidates.prototype.Select = function (selector)
+ {
+ if (selector.type == 'selector')
+ {
+ switch (selector.val)
+ {
+ case '@<': this.First (); break;
+ case '@>': this.Last (); break;
+ case '@-': this.Prev (); break;
+ case '@+': this.Next (); break;
+ case '@[': this.PrevGroup (); break;
+ case '@]': this.NextGroup (); break;
+ default: break;
+ }
+ return this.Current ();
+ }
+ var col, start, end
+ if (this.column > 0)
+ {
+ col = this.index % this.column;
+ start = this.index - col;
+ end = start + this.column;
+ }
+ else
+ {
+ start = this.blocks[this.row].Index;
+ col = this.index - start;
+ end = start + this.blocks[this.row].Count;
+ }
+ if (end > this.total)
+ end = this.total;
+ this.index += selector.val - col;
+ if (this.index >= end)
+ this.index = end - 1;
+ if (this.column > 0)
+ {
+ if (selector.val > col)
+ while (this.blocks[this.row].Index + this.blocks[this.row].Count
+ < this.index)
+ this.row++;
+ else
+ while (this.blocks[this.row].Index > this.index)
+ this.row--;
+ }
+ return this.Current ();
+ }
+
+ function detach_candidates (ic)
+ {
+ ic.candidate_table.clear ();
+ ic.candidates = null;
+ ic.changed |= (MIM.ChangedStatus.Preedit | MIM.ChangedStatus.CursorPos
+ | ChangedStatus.CandidateList
+ | ChangedStatus.CandidateIndex
+ | ChangedStatus.CandidateShow);
+ }
+
function set_cursor (prefix, pos)
{
this.cursor_pos = pos;
{
var out = this.keymap.Lookup (this.keys, this.key_head);
var sub = out.map;
+ var branch_actions = this.state.keymap.actions;
- alert ('handling ' + this.keys.val[this.key_head]);
+ MIM.log ('handling ' + this.keys.val[this.key_head]
+ + ' in ' + this.state.name + ':' + this.keymap.name);
this.key_head = out.index;
if (sub != this.keymap)
{
+
restore_state.call (this);
this.keymap = sub;
- alert ('submap found, taking map actions:' + sub.actions);
- if (this.keymap.actions != null)
+ MIM.log ('submap found');
+ if (this.keymap.actions)
{
+ MIM.log ('taking map actions:');
if (! this.take_actions (this.keymap.actions))
return false;
}
- else if (this.keymap.submaps != null)
+ else if (this.keymap.submaps)
{
+ MIM.log ('no map actions');
for (var i = this.state_key_head; i < this.key_head; i++)
- this.preedit_replace (this.cursor_pos, this.cursor_pos,
- this.keys.val[i].key, null);
+ {
+ MIM.log ('inserting key:' + this.keys.val[i].key);
+ this.insert (this.keys.val[i].key, null);
+ }
}
- if (this.keymap.submaps == null)
+ if (! this.keymap.submaps)
{
+ MIM.log ('terminal:');
if (this.keymap.branch_actions != null)
{
- if (! this.take_actions (this.keymap.branch_actions))
+ MIM.log ('branch actions:');
+ if (! this.take_actions (branch_actions))
return false;
}
if (this.keymap != this.state.keymap)
}
else
{
+ MIM.log ('no submap');
var current_state = this.state;
+ var map = this.keymap;
- if (this.keymap.branch_actions != null)
+ if (branch_actions)
{
+ MIM.log ('branch actions');
if (! this.take_actions (this.keymap.branch_actions))
return false;
}
- if (this.state == current_state)
+
+ if (map == this.keymap)
{
- if (this.state == this.initial_state
+ MIM.log ('no state change');
+ if (map == this.initial_state.keymap
&& this.key_head < this.keys.val.length)
- return false;
- if (this.keymap != this.state.keymap)
- this.shift (this.state);
- else if (this.keymap.branch_actions == null)
+ {
+ MIM.log ('unhandled');
+ return false;
+ }
+ if (this.keymap != current_state.keymap)
+ this.shift (current_state);
+ else if (this.keymap.actions == null)
this.shift (this.initial_state);
}
}
}
proto = {
- init: function ()
+ reset: function ()
{
this.produced = null;
this.preedit = '';
+ this.preedit_saved = '';
this.cursor_pos = 0;
this.marker_positions = {};
this.candidates = null;
this.changed = MIM.ChangedStatus.None;
this.error_message = '';
this.title = this.initial_state.title;
- this.produced = null;
+ this.produced = '';
this.preedit = '';
+ this.preedit_saved = '';
this.marker_positions = {};
this.candidate_table = new MIM.CandidateTable ();
this.candidates = null;
this.candidate_show = false;
- },
-
- reset: function ()
- {
- this.init ();
- this.state_var_values = {};
this.shift (this.initial_state);
},
del: function (pos)
{
+ var deleted = pos - this.cursor_pos;
if (pos < 0)
{
this.DelSurroundText (pos);
else
this.preedit = (this.preedit.substring (0, this.cursor_pos)
+ this.predit.substring (pos));
+ return deleted;
},
show: function ()
{
this.candidate_table.clear ();
this.produced += this.preedit;
- this.preedit_replace.call (this, 0, this.preedit.Length, '', null);
+ this.preedit_replace.call (this, 0, this.preedit.length, '', null);
}
},
shift: function (state)
{
if (state == null)
- {
- if (this.prev_state == null)
- return;
- state = this.prev_state;
- }
+ {
+ MIM.log ("shifting back to previous");
+ if (this.prev_state == null)
+ return;
+ state = this.prev_state;
+ }
+ else
+ MIM.log ("shifting to " + state.name);
if (state == this.initial_state)
{
- this.commit ();
- this.keys.val.splice (0, this.key_head);
- this.key_head = 0;
- if (state != this.state)
+ if (this.state)
{
- this.domain.RestoreValues (this.state_initial_var_values);
- if (state.enter_actions != null)
- take_actions.call (state.enter_actions);
+ this.commit ();
+ this.keys.val.splice (0, this.key_head);
+ this.key_head = 0;
+ this.prev_state = null;
}
- this.prev_state = null;
}
else
- {
- if (state != this.state && state.enter_actions != null)
- take_actions.call (state.enter_actions);
- this.prev_state = this.state;
+ {
+ if (state != this.state)
+ this.prev_state = this.state;
}
- save_state.call (this);
+ if (state != this.state && state.enter_actions)
+ this.take_actions (state.enter_actions);
if (! this.state || this.state.title != state.title)
this.changed |= MIM.ChangedStatus.StateTitle;
this.state = state;
this.keymap = state.keymap;
+ this.state_key_head = this.key_head;
+ save_state.call (this);
},
Filter: function (key)
{
if (! handle_key.call (this))
{
- this.unhandled_key = this.keys.val[this.key_head++];
+ if (this.key_head < this.keys.val.length)
+ {
+ this.unhandled_key = this.keys.val[this.key_head];
+ this.keys.val.splice (this.key_head, this.key_head + 1);
+ }
this.key_unhandled = true;
break;
}
if (++count == 10)
- break;
+ {
+ this.reset ();
+ this.key_unhandled = true;
+ break;
+ }
}
- this.keys.val.splice (0, this.key_head);
- this.key_head = 0;
- return (! this.key_unhandled && this.produced.length == 0);
+ if (this.key_unhandled)
+ {
+ this.keys.val.length = 0;
+ this.key_head = this.state_key_head = this.commit_key_head = 0;
+ }
+ return (! this.key_unhandled
+ && this.produced.length == 0
+ && this.preedit.length == 0);
}
}
for (node = node.firstChild; node; node = node.nextSibling)
if (node.nodeName == 'input-method')
{
- var lang, name, extra_id, file;
+ var lang = null, name = null, extra_id = null, file = null;
for (var n = node.firstChild; n; n = n.nextSibling)
{
else if (n.nodeName == 'filename')
file = n.firstChild.nodeValue;
}
- if (! MIM.im_list[lang])
- MIM.im_list[lang] = {};
- MIM.im_list[lang][name] = new MIM.IM (lang, name, extra_id, file);
+ if (name && name != 'nil')
+ {
+ if (! MIM.imlist[lang])
+ MIM.imlist[lang] = {};
+ MIM.imlist[lang][name] = new MIM.IM (lang, name, extra_id, file);
+ }
+ else if (extra_id && extra_id != 'nil')
+ {
+ if (! MIM.imextra[lang])
+ MIM.imextra[lang] = {};
+ MIM.imextra[lang][extra_id] = new MIM.IM (lang, name, extra_id, file);
+ }
}
+ if (MIM.imextra.t && MIM.imextra.t.global)
+ MIM.im_global = MIM.imextra.t.global;
+ else
+ {
+ MIM.im_global = new MIM.IM ('t', 'nil', 'global', null);
+ MIM.im_global.load_status = MIM.LoadStatus.Error;
+ }
node = undefined;
}) ();
(function () {
+ var keys = new Array ();
+ keys[0x09] = 'tab';
+ keys[0x08] = 'backspace';
+ keys[0x0D] = 'return';
+ keys[0x1B] = 'escape';
+ keys[0x20] = 'space';
+ keys[0x21] = 'pageup';
+ keys[0x22] = 'pagedown';
+ keys[0x23] = 'end';
+ keys[0x24] = 'home';
+ keys[0x25] = 'left';
+ keys[0x26] = 'up';
+ keys[0x27] = 'right';
+ keys[0x28] = 'down';
+ keys[0x2D] = 'insert';
+ keys[0x2E] = 'delete';
+ for (var i = 1; i <= 12; i++)
+ keys[111 + i] = "f" + i;
+ keys[0x90] = "numlock";
+ keys[0xF0] = "capslock";
+
+ MIM.decode_key_event = function (event)
+ {
+ var key = ((event.type == 'keydown' || event.keyCode) ? event.keyCode
+ : event.charCode ? event.charCode
+ : false);
+ if (! key)
+ return false;
+ if (event.type == 'keydown')
+ {
+ key = keys[key];
+ if (! key)
+ return false;
+ if (event.shiftKey) key = "S-" + key ;
+ }
+ else
+ key = String.fromCharCode (key);
+ if (event.altKey) key = "A-" + key ;
+ if (event.ctrlKey) key = "C-" + key ;
+ return new MIM.Key (key);
+ }
+}) ();
- MIMTEST = function (name) { this.nam = name; };
+MIM.add_event_listener
+ = (window.addEventListener
+ ? function (target, type, listener) {
+ target.addEventListener (type, listener, false);
+ }
+ : window.attachEvent
+ ? function (target, type, listener) {
+ target.attachEvent ('on' + type,
+ function() {
+ listener.call (target, window.event);
+ });
+ }
+ : function (target, type, listener) {
+ target['on' + type]
+ = function (e) { listener.call (target, e || window.event); };
+ });
+
+MIM.log = function (msg)
+{
+ var node = document.getElementById ('log');
+ node.value = msg + "\n" + node.value;
+}
- function testshow () { alert (this.nam); };
+MIM.debug_print = function (event, ic)
+{
+ if (! MIM.debug)
+ return;
+ if (! MIM.debug_nodes)
+ {
+ MIM.debug_nodes = new Array ();
+ MIM.debug_nodes['keydown'] = document.getElementById ('keydown');
+ MIM.debug_nodes['keypress'] = document.getElementById ('keypress');
+ MIM.debug_nodes['status0'] = document.getElementById ('status0');
+ MIM.debug_nodes['status1'] = document.getElementById ('status1');
+ MIM.debug_nodes['keymap0'] = document.getElementById ('keymap0');
+ MIM.debug_nodes['keymap1'] = document.getElementById ('keymap1');
+ MIM.debug_nodes['preedit0'] = document.getElementById ('preedit0');
+ MIM.debug_nodes['preedit1'] = document.getElementById ('preedit1');
+ }
+ var target = event.target;
+ var code = event.keyCode;
+ var ch = event.type == 'keydown' ? 0 : event.charCode;
+ var key = MIM.decode_key_event (event);
+ var index;
+
+ MIM.debug_nodes[event.type].innerHTML = "" + code + "/" + ch + " : " + key;
+ index = (event.type == 'keydown' ? '0' : '1');
+ if (ic)
+ MIM.debug_nodes['status' + index].innerHTML = ic.im.load_status;
+ else
+ MIM.debug_nodes['status' + index].innerHTML = 'no IM';
+ MIM.debug_nodes['keymap' + index].innerHTML = ic.state.name;
+ MIM.debug_nodes['preedit' + index].innerHTML = ic.preedit;
+};
+
+MIM.get_range = function (target, range)
+{
+ if (target.selectionStart != null) // for Mozilla
+ {
+ range[0] = target.selectionStart;
+ range[1] = target.selectionEnd;
+ }
+ else // for IE
+ {
+ var r = document.selection.createRange ();
+ var rr = r.duplicate ();
- MIMTEST.prototype.show = function () { testshow.call (this); }
- MIMTEST.prototype.cut = function (from, to) {
- this.val.splice (from, to -from); return this.val; }
+ rr.moveToElementText (target);
+ rr.setEndPoint ('EndToEnd', range);
+ range[0] = rr.text.length - r.text.length;
+ range[1] = rr.text.length;
+ }
+}
- MIMTEST2 = function (name) { this.nam = name;
- this.val = new Array (1,2,3,4,5);}
+MIM.set_caret = function (target, ic)
+{
+ if (target.setSelectionRange) // Mozilla
+ {
+ var scrollTop = target.scrollTop;
+ target.setSelectionRange (ic.spot, ic.spot + ic.preedit.length);
+ target.scrollTop = scrollTop;
+ }
+ else // IE
+ {
+ var range = target.createTextRange ();
+ range.moveStart ('character', ic.spot);
+ range.moveEnd ('character', ic.spot + ic.preedit.length);
+ range.select ();
+ }
+};
- MIMTEST2.prototype = MIMTEST.prototype;
+(function () {
+ var range = new Array ();
- var x = new MIMTEST2 ('test2');
+ MIM.check_range = function (target, ic)
+ {
+ MIM.get_range (target, range);
+ if (range[0] != ic.spot || range[1] - range[0] != ic.preedit.length
+ || target.value.substring (range[0], range[1]) != ic.preedit)
+ {
+ MIM.log ('reset:' + ic.spot + '-' + (ic.spot + ic.preedit.length)
+ + '/' + range[0] + '-' + range[1]);
+ ic.reset ();
+ }
+ target.value = (target.value.substring (0, range[0])
+ + target.value.substring (range[1]));
+ ic.spot = range[0];
+ }
}) ();
-MIM.test = function ()
+MIM.update = function (target, ic)
+{
+ var text = target.value;
+ target.value = (text.substring (0, ic.spot)
+ + ic.produced
+ + ic.preedit
+ + text.substring (ic.spot));
+ ic.spot += ic.produced.length;
+ MIM.set_caret (target, ic);
+};
+
+MIM.reset_ic = function (event)
+{
+ if (event.target.mim_ic)
+ {
+ var ic = event.target.mim_ic;
+ var pos = ic.spot + ic.preedit.length;
+ ic.reset ();
+ if (pos > ic.spot)
+ event.target.setSelectionRange (pos, pos);
+ }
+};
+
+MIM.keydown = function (event)
+{
+ var target = event.target;
+ if (! (target.type == "text" || target.type == "textarea"))
+ return;
+
+ var ic = target.mim_ic;
+ if (! ic || ic.im != MIM.current)
+ {
+ MIM.log ('creating IC');
+ ic = new MIM.IC (MIM.current, target);
+ target.mim_ic = ic;
+ MIM.add_event_listener (target, 'blur', MIM.reset_ic);
+ }
+ if (ic.im.load_status != MIM.LoadStatus.Loaded)
+ return;
+ MIM.check_range (target, ic);
+ MIM.debug_print (event, ic);
+ ic.key = MIM.decode_key_event (event);
+};
+
+MIM.keypress = function (event)
{
- var im = MIM.im_list['t']['latn-post'];
- var ic = new MIM.IC (im);
+ if (! (event.target.type == "text" || event.target.type == "textarea"))
+ return;
- document.AIM = im;
+ var ic = event.target.mim_ic;
+ var i;
+
+ try {
+ if (ic.im.load_status != MIM.LoadStatus.Loaded)
+ return;
+ if (! ic.key)
+ ic.key = MIM.decode_key_event (event);
+ if (! ic.key)
+ {
+ ic.reset ();
+ return;
+ }
+
+ MIM.log ("filtering " + ic.key);
+ var result = ic.Filter (ic.key);
+ MIM.update (event.target, ic);
+ if (! ic.key_unhandled)
+ event.preventDefault ();
+ } finally {
+ MIM.debug_print (event, ic);
+ }
+ return;
+};
+
+MIM.select_im = function (event)
+{
+ var target = event.target.parentNode;
+ while (target.tagName != "SELECT")
+ target = target.parentNode;
+ var idx = 0;
+ var im = false;
+ for (var lang in MIM.imlist)
+ for (var name in MIM.imlist[lang])
+ if (idx++ == target.selectedIndex)
+ {
+ im = MIM.imlist[lang][name];
+ break;
+ }
+ document.getElementsByTagName ('body')[0].removeChild (target);
+ target.target.focus ();
+ if (im && im != MIM.current)
+ {
+ MIM.current = im;
+ MIM.log ('select IM: ' + im.name);
+ }
+};
+
+MIM.destroy_menu = function (event)
+{
+ if (event.target.tagName == "SELECT")
+ document.getElementsByTagName ('body')[0].removeChild (event.target);
+};
+
+MIM.select_menu = function (event)
+{
+ var target = event.target;
+
+ if (! ((target.type == "text" || target.type == "textarea")
+ && event.which == 1 && event.ctrlKey))
+ return;
+
+ var sel = document.createElement ('select');
+ sel.onclick = MIM.select_im;
+ sel.onmouseout = MIM.destroy_menu;
+ sel.style.position='absolute';
+ sel.style.left = (event.clientX - 10) + "px";
+ sel.style.top = (event.clientY - 10) + "px";
+ sel.target = target;
+ var idx = 0;
+ for (var lang in MIM.imlist)
+ for (var name in MIM.imlist[lang])
+ {
+ var option = document.createElement ('option');
+ var imname = lang + "-" + name;
+ option.appendChild (document.createTextNode (imname));
+ option.value = imname;
+ sel.appendChild (option);
+ if (MIM.imlist[lang][name] == MIM.current)
+ sel.selectedIndex = idx;
+ idx++;
+ }
+ sel.size = idx;
+ document.getElementsByTagName ('body')[0].appendChild (sel);
+};
+
+MIM.test = function ()
+{
+ var im = MIM.imlist['t']['latn-post'];
+ var ic = new MIM.IC (im, null);
ic.Filter (new MIM.Key ('a'));
ic.Filter (new MIM.Key ("'"));
if (true)
- document.getElementById ('text').value = ic.preedit;
+ document.getElementById ('text').value = ic.produced + ic.preedit;
else {
try {
document.getElementById ('text').value
- = Xex.ParseTerm (domain, body).Eval (domain).toString ();
+ = Xex.Term.Parse (domain, body).Eval (domain).toString ();
} catch (e) {
if (e instanceof Xex.ErrTerm)
alert (e);
}
}
}
+
+
+MIM.init = function ()
+{
+ MIM.add_event_listener (window, 'keydown', MIM.keydown);
+ MIM.add_event_listener (window, 'keypress', MIM.keypress);
+ MIM.add_event_listener (window, 'mousedown', MIM.select_menu);
+ if (window.location == 'http://localhost/mim/index.html')
+ MIM.server = 'http://localhost/mim';
+ MIM.current = MIM.imlist['vi']['telex'];
+};
+
+MIM.init_debug = function ()
+{
+ MIM.debug = true;
+ MIM.init ();
+};