X-Git-Url: http://git.chise.org/gitweb/?p=m17n%2Fm17n-lib-js.git;a=blobdiff_plain;f=mim.js;fp=mim.js;h=5dac255f370aa7d757d92e37c476b8b4317ac7c9;hp=be5bf7b222b8ea988468b5b38d773aa5d8054b3e;hb=43b75075bbdf179f99ce18d1f802ed2326912417;hpb=155d360b5274f5c9ec1e85a846ebdaf1f621bd9f diff --git a/mim.js b/mim.js index be5bf7b..5dac255 100644 --- a/mim.js +++ b/mim.js @@ -1,280 +1,1705 @@ -// -* coding: utf-8; -* - -var MIM = {}; - -// URL of the input method server. -MIM.server = "http://www.m17n.org/common/mim-js", -// Boolean flag to tell if MIM is active or not. -MIM.enabled = true; -// Boolean flag to tell if MIM is running in debug mode or not. -MIM.debug = false; -// List of registered input methods. -MIM.list = new Array (); -// Currently selected input method. -MIM.current_im = false; - -MIM.im = function (lang, name, filename) -{ - this.status = 0; /* 0: not-yet-loaded, 1:loading, 2:loaded, -1:error */ - this.url = MIM.server + "/" + filename; - this.lang = lang; - this.name = name; - this.keymap = false; - this.body = null; +var MIM = { + // URL of the input method server. + server: "http://www.m17n.org/common/mim-js", + // Boolean flag to tell if MIM is active or not. + enabled: true, + // Boolean flag to tell if MIM is running in debug mode or not. + debug: false, + // List of main input methods. + imlist: {}, + // List of extra input methods; + imextra: {}, + // Global input method data + im_global: null, + // Currently selected input method. + current: false, + + // enum + LoadStatus: { NotLoaded:0, Loading:1, Loaded:2, Error:-1 }, + ChangedStatus: { + None: 0x00, + StateTitle: 0x01, + PreeditText:0x02, + CursorPos: 0x04, + CandidateList:0x08, + CandidateIndex:0x10, + CandidateShow:0x20, + Preedit: 0x06, // PreeditText | CursorPos + Candidate: 0x38 // CandidateList | CandidateIndex | CandidateShow + }, + KeyModifier: { + SL: 0x00400000, + SR: 0x00800000, + S: 0x00C00000, + CL: 0x01000000, + CR: 0x02000000, + C: 0x03000000, + AL: 0x04000000, + AR: 0x08000000, + A: 0x0C000000, + ML: 0x04000000, + MR: 0x08000000, + M: 0x0C000000, + G: 0x10000000, + s: 0x20000000, + H: 0x40000000, + High: 0x70000000, + All: 0x7FC00000 + }, + Error: { + ParseError: "parse-error" + } +}; + +(function () { + var keysyms = new Array (); + keysyms["bs"] = "backspace"; + keysyms["lf"] = "linefeed"; + keysyms["cr"] = keysyms["enter"] = "return"; + keysyms["esc"] = "escape"; + keysyms["spc"] = "space"; + keysyms["del"] = "delete"; - function add_keystring (map, keystring, str) + function decode_keysym (str) { + if (str.length == 1) + return str; + var parts = str.split ("-"); + var len = parts.length, i; + var has_modifier = len > 1; + + for (i = 0; i < len - 1; i++) + if (! MIM.KeyModifier.hasOwnProperty (parts[i])) + return false; + var key = parts[len - 1]; + if (key.length > 1) + { + key = keysyms[key.toLowerCase ()]; + if (key) + { + if (len > 1) + { + str = parts[0]; + for (i = 1; i < len - 1; i++) + str += '-' + parts[i]; + str += '-' + key; + } + else + str = key; + } + } + if (has_modifier) + { + parts = new Array (); + parts.push (str); + return parts; + } + return str; + } + + MIM.Key = function (val) { - var i, c; - var newmap; - var intermediate_string = ""; + this.key; + if (val instanceof Xex.Term) + this.key = val.val; + else if (typeof val == 'string' || val instanceof String) + { + this.key = decode_keysym (val); + if (! this.key) + throw new Xex.ErrTerm (MIM.Error.ParseError, "Invalid key: " + val); + if (this.key instanceof Array) + { + this.key = this.key[0]; + this.has_modifier = true; + } + } + else if (typeof val == 'number' || val instanceof Number) + this.key = String.fromCharCode (val); + else + throw new Xex.ErrTerm (MIM.Error.ParseError, "Invalid key: " + val); + } - for (i = 0; i < keystring.length; i++) - { - c = keystring.charAt (i); - if (c in map) - { - map = map[c]; - if ('_target_text' in map) - intermediate_string = map['_target_text']; - else - intermediate_string += c; - } - else - { - newmap = new Array (); - map[c] = newmap; - map['_has_child'] = true; - map = newmap; - intermediate_string += c; - map['_target_text'] = intermediate_string; + MIM.Key.prototype.toString = function () { return this.key; }; + + MIM.Key.FocusIn = new MIM.Key (new Xex.StrTerm ('input-focus-in')); + MIM.Key.FocusOut = new MIM.Key (new Xex.StrTerm ('input-focus-out')); + MIM.Key.FocusMove = new MIM.Key (new Xex.StrTerm ('input-focus-move')); +}) (); + +(function () { + MIM.KeySeq = function (seq) + { + this.val = new Array (); + + if (seq) + { + if (seq.IsList) + { + var len = seq.val.length; + for (var i = 0; i < len; i++) + { + var v = seq.val[i], key; + if (v.type == 'symbol' || v.type == 'string') + key = new MIM.Key (v); + else if (v.type == 'integer') + key = new MIM.Key (v.val); + else + throw new Xex.ErrTerm (MIM.Error.ParseError, + "Invalid key: " + v); + this.val.push (key); + if (key.has_modifier) + this.has_modifier = true; + } + } + else if (seq.IsStr) + { + var len = seq.val.length; + for (var i = 0; i < len; i++) + this.val.push (new MIM.Key (seq.val.charCodeAt (i))); + } + else + throw new Xex.ErrTerm (MIM.Error.ParseError, "Invalid key: " + seq); + } + } + + var proto = new Xex.Term ('keyseq'); + proto.Clone = function () { return this; } + proto.Parser = function (domain, node) + { + var seq = new Array (); + for (node = node.firstChild; node; node = node.nextSibling) + if (node.nodeType == 1) + { + var term = Xex.Term.Parse (domain, node); + return new MIM.KeySeq (term); } - } - map['_target_text'] = str; + throw new Xex.ErrTerm (MIM.Error.ParseError, "Invalid keyseq"); + } + proto.toString = function () + { + var len = this.val.length; + if (len == 0) + return ''; + var first = true; + var str = ''; + for (var i = 0; i < len; i++) + { + if (first) + first = false; + else if (this.has_modifier) + str += ' '; + str += this.val[i].toString (); + } + return str + ''; } - this.lookup = function (keyseq, limit) + MIM.KeySeq.prototype = proto; +}) (); + +(function () { + MIM.Marker = function () { } + MIM.Marker.prototype = new Xex.Term ('marker'); + MIM.Marker.prototype.CharAt = function (ic) { - var map = this.keymap; + var p = this.Position (ic); + if (p < 0 || p >= ic.preedit.length) + return 0; + return ic.preedit.charCodeAt (p); + } - if (limit > keyseq.length) - limit = keyseq.length; - for (var i = 0; i < limit; i++) + MIM.FloatingMarker = function (name) { this.val = name; }; + var proto = new MIM.Marker (); + MIM.FloatingMarker.prototype = proto; + proto.Position = function (ic) { return ic.marker_positions[this.val]; }; + proto.Mark = function (ic) { ic.marker_positions[this.val] = ic.cursor_pos; }; + + MIM.PredefinedMarker = function (name) { this.val = name; } + MIM.PredefinedMarker.prototype = new MIM.Marker (); + MIM.PredefinedMarker.prototype.Position = function (ic) + { + if (typeof this.pos == 'number') + return this.pos; + return this.pos (ic); + } + + var predefined = { } + + function def_predefined (name, position) + { + predefined[name] = new MIM.PredefinedMarker (name); + predefined[name].pos = position; + } + + def_predefined ('@<', 0); + def_predefined ('@>', function (ic) { return ic.preedit.length; }); + def_predefined ('@-', function (ic) { return ic.cursor_pos - 1; }); + def_predefined ('@+', function (ic) { return ic.cursor_pos + 1; }); + def_predefined ('@[', function (ic) { + if (ic.cursor_pos > 0) { - var c = keyseq[i]; - if (! (c in map)) - return i; - map = map[c]; + var pos = ic.cursor_pos; + return ic.preedit.FindProp ('candidates', pos - 1).from; } - return map; - } + return 0; + }); + def_predefined ('@]', function (ic) { + if (ic.cursor_pos < ic.preedit.length - 1) + { + var pos = ic.cursor_pos; + return ic.preedit.FindProp ('candidates', pos).to; + } + return ic.preedit.length; + }); + for (var i = 0; i < 10; i++) + def_predefined ("@" + i, i); + predefined['@first'] = predefined['@<']; + predefined['@last'] = predefined['@>']; + predefined['@previous'] = predefined['@-']; + predefined['@next'] = predefined['@+']; + predefined['@previous-candidate-change'] = predefined['@[']; + predefined['@next-candidate-change'] = predefined['@]']; - this.load_map = function (mapdef) + MIM.SurroundMarker = function (name) + { + this.val = name; + this.distance = parseInt (name.slice (1)); + if (isNaN (this.distance)) + throw new Xex.ErrTerm (MIM.Error.ParseError, "Invalid marker: " + name); + } + MIM.SurroundMarker.prototype = new MIM.Marker (); + MIM.SurroundMarker.prototype.Position = function (ic) + { + return ic.cursor_pos + this.distance; + } + MIM.SurroundMarker.prototype.CharAt = function (ic) { - this.keymap = new Array (); - for (var keystring in mapdef) - add_keystring (this.keymap, keystring, mapdef[keystring]); + if (this.val == '@-0') + return -1; + var p = this.Position (ic); + if (p < 0) + return ic.GetSurroundingChar (p); + else if (p >= ic.preedit.length) + return ic.GetSurroundingChar (p - ic.preedit.length); + return ic.preedit.charCodeAt (p); } - this.load_map_node = function () + MIM.Marker.prototype.Parser = function (domain, node) { - this.keymap = new Array (); - var maps = this.body.getElementsByTagName ('map'); - var map = maps[0]; - var rules = map.getElementsByTagName ('rule'); - for (var i = 0; i < rules.length; i++) + var name = node.firstChild.nodeValue; + if (name.charAt (0) == '@') { - var rule = rules[i]; - var keyseq_elm = MIM.first_element (rule); - var keystring = keyseq_elm.attributes[0].nodeValue; - var insert_elm = MIM.next_element (rule); - var str = insert_elm.attributes[0].nodeValue; - add_keystring (this.keymap, keystring, str); + var n = predefined[name]; + if (n) + return n; + if (name.charAt (1) == '-' || name.charAt (1) == '+') + return new MIM.SurroundMarker (name); + throw new Xex.ErrTerm (MIM.Error.ParseError, + "Invalid marker: " + name); } + return new MIM.FloatingMarker (name);; } -}; +}) (); -MIM.error_return = function (msg, ret) +MIM.Selector = function (name) { - alert (msg); - return ret; + this.val = name; } +MIM.Selector.prototype = new Xex.Term ('selector'); + +(function () { + var selectors = {}; + selectors["@<"] = selectors["@first"] = new MIM.Selector ('@<'); + selectors["@="] = selectors["@current"] = new MIM.Selector ('@='); + selectors["@>"] = selectors["@last"] = new MIM.Selector ('@>'); + selectors["@-"] = selectors["@previous"] = new MIM.Selector ('@-'); + selectors["@+"] = selectors["@next"] = new MIM.Selector ('@+'); + selectors["@["] = selectors["@previous-group"] = new MIM.Selector ('@['); + selectors["@]"] = selectors["@next-group"] = new MIM.Selector ('@]'); -MIM.first_element = function (node) + MIM.Selector.prototype.Parser = function (domain, node) + { + var name = node.firstChild.nodeValue; + var s = selectors[name]; + if (! s) + throw new Xex.ErrTerm (MIM.Error.ParseError, + "Invalid selector: " + name); + return s; + } +}) (); + +MIM.Rule = function (keyseq, actions) +{ + this.keyseq = keyseq; + if (actions) + this.actions = actions; +} +MIM.Rule.prototype = new Xex.Term ('rule'); +MIM.Rule.prototype.Parser = function (domain, node) { - node.mim_index = 0; - return MIM.next_element (node); + var n; + 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.Term.Parse (domain, n); + if (keyseq.type != 'keyseq') + throw new Xex.ErrTerm (MIM.Error.ParseError, "invalid rule:" + node); + var actions = null; + n = n.nextElement (); + if (n) + actions = Xex.Term.Parse (domain, n, null); + return new MIM.Rule (keyseq, actions); } +MIM.Rule.prototype.toString = function () +{ + return ''; +} + +MIM.Map = function (name) +{ + this.name = name; + this.rules = new Array (); +}; + +(function () { + var proto = new Xex.Term ('map'); + + proto.Parser = function (domain, node) + { + var name = node.attributes['mname'].nodeValue; + if (! name) + throw new Xex.ErrTerm (MIM.Error.ParseError, "invalid map"); + var map = new MIM.Map (name); + for (var n = node.firstChild; n; n = n.nextSibling) + if (n.nodeType == 1) + map.rules.push (Xex.Term.Parse (domain, n)); + return map; + } + + proto.toString = function () + { + var str = ''; + var len = this.rules.length; + for (i = 0; i < len; i++) + str += this.rules[i]; + return str + ''; + } + + MIM.Map.prototype = proto; +}) (); -MIM.next_element = function (node) +Xex.CatchTag._mimtag = new Xex.SymTerm ('@mimtag'); + +MIM.Action = function (domain, terms) { - var element = node.childNodes[node.mim_index++]; - while (element && element.nodeType != 1) - element = node.childNodes[node.mim_index++]; - return element; + var args = new Array (); + args.push (Xex.CatchTag_.mimtag); + for (var i = 0; i < terms.length; i++) + args.push (terms[i]); + this.action = Xex.Funcall.prototype.New (domain, 'catch', null, args); } -MIM.check_map = function (im, map) +MIM.Action.prototype.Run = function (domain) { - var rules = map.getElementsByTagName ('rule'); - var len = rules.length; - - for (var i = 0; i < len; i++) + var result = this.action.Eval (domain); + if (result.type == 'error') { - var rule = rules[i]; - var elm = MIM.first_element (rule); - - if (!elm || elm.nodeName != 'keyseq') - return false; - while ((elm = MIM.next_element (rule))) - if (elm.nodeName != 'insert') - return false; + domain.context.Error = result.toString (); + return false; } - return true; + return (result != Xex.CatchTag._mimtag); } -MIM.check_state = function (im, state) +MIM.Keymap = function () +{ + this.name = 'TOP'; + this.submaps = null; +}; + +(function () { + var proto = {}; + + function add_rule (keymap, rule, branch_actions) + { + 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 = false; + + name += key.key; + if (! keymap.submaps) + keymap.submaps = {}; + else + sub = keymap.submaps[key.key]; + if (! sub) + keymap.submaps[key.key] = sub = new MIM.Keymap (); + keymap = sub; + keymap.name = name; + } + keymap.map_actions = rule.actions; + if (branch_actions) + keymap.branch_actions = branch_actions; + } + + proto.Add = function (map, branch_actions) + { + var rules = map.rules; + var len = rules.length; + + for (var i = 0; i < len; i++) + add_rule (this, rules[i], branch_actions); + } + proto.Lookup = function (keys, index) + { + var sub; + + if (index < keys.val.length && this.submaps + && ! keys.val[index]) + { + Xex.Log ('invalid key at ' + index); + throw 'invalid key'; + } + + if (index < keys.val.length && this.submaps + && (sub = this.submaps[keys.val[index].key])) + { + index++; + return sub.Lookup (keys, index); + } + return { map: this, index: index }; + } + + MIM.Keymap.prototype = proto; +}) (); + +MIM.State = function (name) { - var branches = state.getElementsByTagName ('branch'); - var len = branches.length; + this.name = name; + this.keymap = new MIM.Keymap (); +}; + +(function () { + var proto = new Xex.Term ('state'); + + proto.Parser = function (domain, node) + { + var map_list = domain.map_list; + var name = node.attributes['sname'].nodeValue; + if (! name) + throw new Xex.ErrTerm (MIM.Error.ParseError, "invalid map"); + var state = new MIM.State (name); + for (node = node.firstElement (); node; node = node.nextElement ()) + { + if (node.nodeName == 'title') + state.title = node.firstChild.nodeValue; + else + { + var n = node.firstElement (); + var branch_actions = n ? Xex.Term.Parse (domain, n, null) : null; + if (node.nodeName == 'branch') + state.keymap.Add (map_list[node.attributes['mname'].nodeValue], + branch_actions); + else if (node.nodeName == 'state-hook') + state.enter_actions = branch_actions; + else if (node.nodeName == 'catch-all-branch') + state.fallback_actions = branch_actions; + } + } + return state; + } + + proto.toString = function () + { + return '' + this.keymap + ''; + } + + MIM.State.prototype = proto; +}) (); + +(function () { + 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)); + } + + MIM.Candidates = function (ic, candidates, column) + { + this.ic = ic; + 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 (); + } + } + + function get_col () + { + return (this.column > 0 ? this.index % this.column + : this.index - this.blocks[this.row].Index); + } + + function prev_group () + { + var col = get_col.call (this); + 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; + } + + function next_group () + { + var col = get_col.call (this); + 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.blocks[this.row].Count () + <= 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; + } + + function prev () + { + 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--; + } + } + + function next () + { + 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++; + } + } + + function first () + { + this.index -= get_col.call (this); + while (this.blocks[this.row].Index > this.index) + this.row--; + } + + function last () + { + var b = this.blocks[this.row]; + if (this.column > 0) + { + if (this.index + 1 < this.total) + { + this.index += this.column - get_col.call (this) + 1; + while (b.Index + b.Count () <= this.index) + b = this.blocks[++this.row]; + } + } + else + this.index = b.Index + b.Count () - 1; + } + + MIM.Candidates.prototype.Current = function () + { + var b = this.blocks[this.row]; + return b.get (this.index - b.Index); + } + + MIM.Candidates.prototype.Select = function (selector) + { + var idx = this.index; + var gidx = this.column > 0 ? idx / this.column : this.row; + if (selector.type == 'selector') + { + switch (selector.val) + { + case '@<': first.call (this); break; + case '@>': last.call (this); break; + case '@-': prev.call (this); break; + case '@+': next.call (this); break; + case '@[': prev_group.call (this); break; + case '@]': next_group.call (this); break; + default: break; + } + } + else + { + 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--; + } + } + var newgidx = this.column > 0 ? this.index / this.column : this.row; + if (this.index != idx) + this.ic.changed |= (gidx == newgidx + ? MIM.ChangedStatus.CandidateIndex + : MIM.ChangedStatus.CandidateList); + return this.Current (); + } + + MIM.Candidates.prototype.CurrentCol = function () + { + return get_col.call (this); + } + + MIM.Candidates.prototype.CurrentGroup = function () + { + var col, start, end, gnum, gidx; + if (this.column > 0) + { + gnum = Math.floor ((this.total - 1) / this.column) + 1; + col = this.index % this.column; + start = this.index - col; + gidx = start / this.column + 1; + end = start + this.column; + if (end > this.total) + end = this.total; + } + else + { + gnum = this.blocks.length; + gidx = this.row + 1; + start = this.blocks[this.row].Index; + col = this.index - start; + end = start + this.blocks[this.row].Count (); + } + var group = new Array (); + var indices = new Array (gnum, gidx, col); + group.push (indices); + var row = this.row; + var block = this.blocks[row++]; + while (start < end) + { + var c = block.get (start - block.Index); + group.push (c); + start++; + if (start == block.Index + block.Count ()) + block = this.blocks[row++]; + } + return group; + } +}) (); + +MIM.im_domain = new Xex.Domain ('input-method', null, null); +MIM.im_domain.DefType (MIM.KeySeq.prototype); +MIM.im_domain.DefType (MIM.Marker.prototype); +MIM.im_domain.DefType (MIM.Selector.prototype); +MIM.im_domain.DefType (MIM.Rule.prototype); +MIM.im_domain.DefType (MIM.Map.prototype); +MIM.im_domain.DefType (MIM.State.prototype); + +(function () { + var im_domain = MIM.im_domain; + + function Finsert (domain, vari, args) + { + var text; + if (args[0].type == 'integer') + text = String.fromCharCode (args[0].val); + else + text = args[0].val; + domain.context.ins (text, null); + return args[0]; + } + + function Finsert_candidates (domain, vari, args) + { + var ic = domain.context; + var gsize = domain.variables['candidates-group-size']; + var candidates = new MIM.Candidates (ic, args, + gsize ? gsize.val.Intval () : 0); + ic.ins (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); + return new Xex.IntTerm (ic.del (pos)); + } + + function Fselect (domain, vari, args) + { + var ic = domain.context; + var can = ic.candidates; + + if (can) + { + var old_text = can.Current (); + var new_text = can.Select (args[0]); + ic.rep (old_text, new_text, can); + } + else + Xex.Log ('no candidates at ' + ic.cursor_pos + ' of ' + ic.candidate_table.table.length); + return args[0]; + } + + function Fshow (domain, vari, args) + { + domain.context.candidate_show = true; + domain.context.changed |= MIM.ChangedStatus.CandidateShow; + return Xex.nil; + } + + function Fhide (domain, vari, args) + { + domain.context.candidate_show = false; + domain.context.changed |= MIM.ChangedStatus.CandidateShow; + return Xex.nil; + } + + function Fchar_at (domain, vari, args) + { + return new Xex.IntTerm (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 new Xex.IntTerm (pos); + } + + function Fmark (domain, vari, args) + { + args[0].Mark (domain.context); + return args[0]; + } + + function Fpushback (domain, vari, args) + { + var a = (args[0].IsInt ? args[0].Intval () + : args[0].IsStr ? new KeySeq (args[0]) + : args[0]); + domain.context.pushback (a); + return args[0]; + } + + function Fpop (domain, vari, args) + { + var ic = domain.context; + if (ic.key_head < ic.keys.val.length) + ic.keys.val.splice (ic.keys_head, 1); + return Xex.nil; + } + + function Fundo (domain, vari, args) + { + var ic = domain.context; + var n = args.length == 0 ? -2 : args[0].val; + Xex.Log ('undo with arg ' + args[0]); + if (n < 0) + ic.keys.val.splice (ic.keys.val.length + n, -n); + else + ic.keys.val.splice (n, ic.keys.val.length); + ic.reset (false); + 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 Fshiftback (domain, vari, args) + { + domain.context.shift (null); + return Xex.nil; + } + + function Fkey_count (domain, vari, args) + { + return new Xex.IntTerm (domain.context.key_head); + } + + 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, vari.desc, vari.val, vari.range); + } + 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.firstElement (); node; node = node.nextElement ()) + { + if (node.nodeName == 'xi:include') + { + var im = include (node); + if (! im) + { + alert ('inclusion fail'); + continue; + } + for (var mname in im.map_list) + this.map_list[mname] = im.map_list[mname]; + } + 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.firstElement (); node; node = node.nextElement ()) + { + if (node.nodeName == 'xi:include') + { + var im = include (node); + if (! im) + alert ('inclusion fail'); + for (var sname in im.state_list) + { + state = im.state_list[sname]; + if (! this.initial_state) + this.initial_state = state; + this.state_list[sname] = state; + } + } + else 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; + } + + MIM.IM = function (lang, name, extra_id, file) + { + this.lang = lang; + this.name = name; + this.extra_id = extra_id; + this.file = file; + this.load_status = MIM.LoadStatus.NotLoaded; + this.domain = new Xex.Domain (this.lang + '-' + + (this.name != 'nil' + ? this.name : this.extra_id), + MIM.im_domain, null); + } + + var proto = { + Load: function () + { + var node = Xex.Load (null, this.file); + if (! node) + { + this.load_status = MIM.LoadStatus.Error; + return false; + } + this.map_list = {}; + this.initial_state = null; + this.state_list = {}; + for (node = node.firstElement (); node; node = node.nextElement ()) + { + var name = node.nodeName; + var parser = parsers[name]; + if (parser) + parser.call (this, node); + } + this.load_status = MIM.LoadStatus.Loaded; + return true; + } + } + + MIM.IM.prototype = proto; + + 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.range = new Array (); + this.range[0] = this.range[1] = 0; + this.state = null; + this.initial_state = this.im.initial_state; + this.keys = new MIM.KeySeq (); + this.marker_positions = new Array (); + this.candidate_table = new MIM.CandidateTable (); + this.reset (false); + } + + MIM.CandidateTable = function () + { + this.table = new Array (); + } + + MIM.CandidateTable.prototype.get = function (pos) + { + for (var i = 0; i < this.table.length; i++) + { + var elt = this.table[i]; + if (elt.from < pos && pos <= elt.to) + return elt.val; + } + } + + MIM.CandidateTable.prototype.put = function (from, to, candidates) + { + for (var i = 0; i < this.table.length; i++) + { + var elt = this.table[i]; + if (elt.from < to && elt.to > from) + { + elt.from = from; + elt.to = to; + elt.val = candidates; + return; + } + } + this.table.push ({ from: from, to: to, val: candidates }); + } + + MIM.CandidateTable.prototype.adjust = function (from, to, inserted) + { + var diff = inserted - (to - from); + if (diff == 0) + return; + for (var i = 0; i < this.table.length; i++) + { + var elt = this.table[i]; + if (elt.from >= to) + { + elt.from += diff; + elt.to += diff; + } + } + } + + MIM.CandidateTable.prototype.clear = function () + { + this.table.length = 0; + } + + function set_cursor (prefix, pos) + { + this.cursor_pos = pos; + var candidates = this.candidate_table.get (pos); + if (this.candidates != candidates) + { + this.candidates = candidates; + this.changed |= MIM.ChangedStatus.CandidateList; + } + } + + function save_state () + { + this.state_var_values = this.domain.SaveValues (); + this.state_preedit = this.preedit; + this.state_key_head = this.key_head; + this.state_pos = this.cursor_pos; + } + + function restore_state () + { + this.domain.RestoreValues (this.state_var_values); + this.preedit = this.state_preedit; + set_cursor.call (this, "restore", this.state_pos); + } + + function handle_key () + { + Xex.Log ('Key(' + this.key_head + ') "' + this.keys.val[this.key_head] + + '" in ' + this.state.name + ':' + this.keymap.name + + " key/state/commit-head/len:" + + this.key_head + '/' + this.state_key_head + '/' + this.commit_key_head + '/' + this.keys.val.length); + var out = this.state.keymap.Lookup (this.keys, this.state_key_head); + var sub = out.map; + + if (out.index > this.key_head) + { + this.key_head = out.index; + Xex.Log (' with submap', false, true); + restore_state.call (this); + this.keymap = sub; + if (sub.map_actions) + { + Xex.Log ('taking map actions:'); + if (! this.take_actions (sub.map_actions)) + return false; + } + else if (sub.submaps) + { + Xex.Log ('no map actions'); + for (var i = this.state_key_head; i < this.key_head; i++) + { + Xex.Log ('inserting key:' + this.keys.val[i].key); + this.ins (this.keys.val[i].key, null); + } + } + if (! sub.submaps) + { + Xex.Log ('terminal:'); + if (this.keymap.branch_actions) + { + Xex.Log ('branch actions:'); + if (! this.take_actions (this.keymap.branch_actions)) + return false; + } + if (sub != this.state.keymap) + this.shift (this.state); + } + } + else + { + Xex.Log (' without submap', false, true); + this.keymap = sub; + var current_state = this.state; + var map = this.keymap; + + if (map.branch_actions) + { + Xex.Log ('branch actions:'); + if (! this.take_actions (map.branch_actions)) + return false; + } + + if (map == this.keymap) + { + Xex.Log ('no state change'); + if (map == this.initial_state.keymap + && this.key_head < this.keys.val.length) + { + Xex.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); + } + } + return true; + } + + proto = { + reset: function (clear_keys) + { + this.cursor_pos = 0; + this.prev_state = null; + this.title = this.initial_state.title; + this.state_preedit = ''; + this.state_key_head = 0; + this.state_var_values = {}; + this.state_pos = 0; + this.key_head = 0; + if (clear_keys) + this.keys.val.length = 0; + this.commit_key_head = 0; + this.key_unhandled = false; + this.unhandled_key = null; + this.changed = MIM.ChangedStatus.None; + this.error_message = ''; + this.title = this.initial_state.title; + this.produced = ''; + this.preedit = ''; + this.preedit_saved = ''; + if (this.candidate_show) + MIM.hide (this); + this.candidate_table.clear (); + this.candidates = null; + this.candidate_show = false; + for (var elt in this.marker_positions) + this.marker_positions[elt] = 0; + this.shift (this.initial_state); + }, + + catch_args: new Array (Xex.CatchTag._mimtag, null), + + take_actions: function (actions) + { + if (actions.length == 0) + return true;; + var func_progn = this.domain.GetFunc ('progn'); + var func_catch = this.domain.GetFunc ('catch'); + this.catch_args[1] = new Xex.Funcall (func_progn, null, actions); + var term = new Xex.Funcall (func_catch, null, this.catch_args); + term = term.Eval (this.domain); + return (! term.IsSymbol || term.val != '@mimtag'); + }, + + GetSurroundingChar: function (pos) + { + if (pos < 0) + { + pos += this.range[0]; + if (pos < 0) + return -1; + } + else + { + pos += this.range[1]; + if (pos >= this.target.value.length) + return -1; + } + return this.target.value.charCodeAt (pos); + }, + + DelSurroundText: function (pos) + { + var text; + if (pos < 0) + { + pos += this.range[0]; + if (pos <= 0) + { + pos = 0; text = ''; + } + else + text = this.target.value.substring (0, pos); + if (this.range[0] < this.target.value.length) + text += this.target.value.substring (this.range[0]); + this.target.value = text; + this.range[1] -= this.range[0] - pos; + this.range[0] = pos; + } + else + { + pos += this.range[1]; + text = this.target.value.substring (0, this.range[1]); + if (pos >= this.target.value.length) + pos = this.target.value.length; + else + text += this.target.value.substring (pos); + this.target.value = text; + } + }, + + adjust_markers: function (from, to, inserted) + { + var diff = inserted - (to - from); + + for (var name in this.marker_positions) + { + var pos = this.marker_positions[name]; + if (pos > from) + { + if (pos >= to) + this.marker_positions[name] += diff; + else if (pos > from) + this.marker_positions[name] = from; + } + } + }, + + preedit_replace: function (from, to, text, candidates) + { + var newlen = text.length; + this.preedit = (this.preedit.substring (0, from) + + text + this.preedit.substring (to)); + this.changed |= MIM.ChangedStatus.Preedit | MIM.ChangedStatus.CursorPos; + this.adjust_markers (from, to, newlen); + this.candidate_table.adjust (from, to, newlen); + if (candidates) + this.candidate_table.put (from, from + newlen, candidates) + if (this.cursor_pos >= to) + set_cursor.call (this, 'adjust', this.cursor_pos + text.length - (to - from)); + else if (this.cursor_pos > from) + set_cursor.call (this, 'adjust', from) + }, + + ins: function (text, candidates) + { + this.preedit_replace (this.cursor_pos, this.cursor_pos, text, candidates); + }, + + rep: function (old_text, new_text, candidates) + { + this.preedit_replace (this.cursor_pos - old_text.length, + this.cursor_pos, new_text, candidates); + }, + + del: function (pos) + { + var deleted = pos - this.cursor_pos; + if (pos < this.cursor_pos) + { + if (pos < 0) + { + this.DelSurroundText (pos); + deleted = - this.cursor_pos; + pos = 0; + } + if (pos < this.cursor_pos) + this.preedit_replace (pos, this.cursor_pos, '', null); + } + else + { + if (pos > this.preedit.length) + { + this.DelSurroundText (pos - this.preedit.length); + deleted = this.preedit.length - this.cursor_pos; + pos = this.preedit.length; + } + if (pos > this.cursor_pos) + this.preedit_replace (this.cursor_pos, pos, '', null); + } + return deleted; + }, + + show: function () + { + this.candidate_show = true; + this.changed |= MIM.ChangedStatus.CandidateShow; + }, + + hide: function () + { + this.candidate_show = false; + this.changed |= MIM.ChangedStatus.CandidateShow; + }, + + move: function (pos) + { + if (pos < 0) + pos = 0; + else if (pos > this.preedit.length) + pos = this.preedit.length; + if (pos != this.cursor_pos) + { + set_cursor.call (this, 'move', pos); + this.changed |= MIM.ChangedStatus.Preedit; + } + }, + + pushback: function (n) + { + if (n instanceof MIM.KeySeq) + { + if (this.key_head > 0) + this.key_head--; + if (this.key_head < this.keys.val.length) + this.keys.val.splice (this.key_head, + this.keys.val.length - this.key_head); + for (var i = 0; i < n.val.length; i++) + this.keys.val.push (n.val[i]); + return; + } + if (n > 0) + { + this.key_head -= n; + if (this.key_head < 0) + this.key_head = 0; + } + else if (n == 0) + this.key_head = 0; + else + { + this.key_head = - n; + if (this.key_head > this.keys.val.length) + this.key_head = this.keys.val.length; + } + }, + + pop: function () + { + if (this.key_head < this.keys.val.length) + this.keys.val.splice (this.key_head, 1); + }, + + commit: function () + { + if (this.preedit.length > 0) + { + this.candidate_table.clear (); + this.produced += this.preedit; + this.preedit_replace.call (this, 0, this.preedit.length, '', null); + this.preedit_saved = ''; + this.state_pos = 0; + this.commit_key_head = this.key_head; + } + }, - for (var i = 0; i < len; i++) + shift: function (state) { - var branch = branches[i]; - var elm = MIM.first_element (branch); + if (state == null) + { + if (this.prev_state == null) + return; + state = this.prev_state; + } - if (elm) - return false; - } - return true; -} + if (state == this.initial_state) + { + if (this.state) + { + this.commit (); + this.keys.val.splice (0, this.key_head); + this.key_head = this.state_key_head = this.commit_key_head = 0; + this.prev_state = null; + } + } + else + { + if (state != this.state) + this.prev_state = this.state; + } + 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; + save_state.call (this); + }, -MIM.parse = function (im) -{ - var maps = im.body.getElementsByTagName ('map'); - var states = im.body.getElementsByTagName ('state'); - var str = ""; - var i; + Filter: function (key) + { + if (! this.active) + { + Xex.Log ("active = false"); + this.key_unhandled = true; + this.unhandled_key = key; + return false; + } + if (key.key == '_reload') + return true; + this.changed = MIM.ChangedStatus.None; + this.produced = ''; + this.key_unhandled = false; + this.keys.val.push (key); + var count = 0; + while (this.key_head < this.keys.val.length) + { + if (! handle_key.call (this)) + { + 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); + } + if (this.state_key_head > 0) + this.state_key_head--; + if (this.commit_key_head > 0) + this.commit_key_head--; + this.key_unhandled = true; + break; + } + if (++count == 10) + { + this.reset (true); + this.key_unhandled = true; + break; + } + } + if (this.keymap == this.initial_state.keymap) + this.commit (); - if (! maps || maps.length == 0) - MIM.error_return ('No map', false); - if (! states) - MIM.error_return ('No state', false); - for (i = 0; i < maps.length; i++) - if (! MIM.check_map (im, maps[i])) - MIM.error_return ('Unsupported directive in map', false); - for (var i = 0; i < states.length; i++) - if (! MIM.check_state (im, states[i])) - MIM.error_return ('Unsupported directive in state', false); - im.load_map_node (); - return true; -} + if (this.commit_key_head > 0) + { + this.keys.val.splice (0, this.commit_key_head); + this.key_head -= this.commit_key_head; + this.state_key_head -= this.commit_key_head; + this.commit_key_head = 0; + } + if (this.key_unhandled) + { + this.keys.val.length = 0; + //this.keys.val.splice (0, this.keys.val.length); + this.key_head = this.state_key_head = this.commit_key_head = 0; + } + if (this.changed & MIM.ChangedStatus.Candidate) + { + if (this.candidate_show && this.candidates) + MIM.show (this); + else + MIM.hide (this); + } + return (! this.key_unhandled + && this.produced.length == 0); + } + } -MIM.register = function (lang, name, url) -{ - var im = new MIM.im (lang, name, url); - if (! (lang in MIM.list)) - MIM.list[lang] = new Array (); - MIM.list[lang][name] = im; - return im; -}; + MIM.IC.prototype = proto; -MIM.find = function (lang, name) -{ - if (! (lang in MIM.list)) - return false; - if (! (name in MIM.list[lang])) - return false; - return MIM.list[lang][name]; -}; + var node = Xex.Load (null, "imlist.xml"); + for (node = node.firstChild; node; node = node.nextSibling) + if (node.nodeName == 'input-method') + { + var lang = null, name = null, extra_id = null, file = null; -MIM.load_async = function (im) -{ - var obj = (window.XMLHttpRequest ? new XMLHttpRequest () - : window.ActiveXObject ? new ActiveXObject ("Msxml2.XMLHTTP") - : null); - - if (! obj) - alert ("XMLHttpRequest not supported"); - obj.open ('GET', im.url, true); - im.status = 1; /* loading */ - obj.onreadystatechange = function () { - if (obj.readyState == 4) - { - try { - eval (obj.responseText); - im.status = 2; /* loaded */ - } catch (e) { - alert ("load error:" + e.message + " at " + e.lineNumber - + " " + obj.responseText); - im.status = -1; /* load fail */ - } + for (var n = node.firstChild; n; n = n.nextSibling) + { + if (n.nodeName == 'language') + lang = n.firstChild.nodeValue; + else if (n.nodeName == 'name') + name = n.firstChild.nodeValue; + else if (n.nodeName == 'extra-id') + extra_id = n.firstChild.nodeValue; + else if (n.nodeName == 'filename') + file = n.firstChild.nodeValue; + } + 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); + } } - }; - obj.send (null); - return im; -}; - -MIM.load_sync = function (im) -{ - var obj = (window.XMLHttpRequest ? new XMLHttpRequest () - : window.ActiveXObject ? new ActiveXObject ("Msxml2.XMLHTTP") - : null); - - if (! obj) - alert ("XMLHttpRequest not supported"); - if (true) - { - obj.open ('GET', im.url, false); - obj.send (""); - eval (obj.responseText); - if (! im.keymap) - alert ("obj.responseText"); - return im; - } + if (MIM.imextra.t && MIM.imextra.t.global) + MIM.im_global = MIM.imextra.t.global; else { - obj.open ('GET', 'latn-post.mimx', false); - obj.overrideMimeType ('text/xml'); - obj.send (""); - im.body = obj.responseXML; - document.AnXml = im.body; - if (MIM.parse (im)) - return im; - alert (im.parse_error); + MIM.im_global = new MIM.IM ('t', 'nil', 'global', null); + MIM.im_global.load_status = MIM.LoadStatus.Error; } - return false; -}; - -MIM.load = function (im) -{ - var s = document.createElement ('script'); - - s.charset = 'UTF-8'; - s.src = im.url; - document.body.appendChild (s); - document.body.removeChild (s); - if (! im.keymap) - alert ("load fail"); - im.status = 2; - return im; -}; - -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); }; - }); + node = undefined; +}) (); (function () { var keys = new Array (); @@ -297,70 +1722,97 @@ MIM.add_event_listener keys[111 + i] = "f" + i; keys[0x90] = "numlock"; keys[0xF0] = "capslock"; - MIM.special_key = keys; -}) (); -MIM.decode_key = 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 = MIM.special_key[key]; - if (! key) - return false; - if (event.shiftKey) key = "S-" + key ; + var keyids = {}; + keyids['U+0008'] = 'Backspace'; + keyids['U+0009'] = 'Tab'; + keyids['U+0018'] = 'Cancel'; + keyids['U+001B'] = 'Escape'; + keyids['U+0020'] = 'Space'; + keyids['U+007F'] = 'Delete'; + + var modifiers = {} + modifiers.Shift = 1; + modifiers.Control = 1; + modifiers.Alt = 1; + modifiers.AltGraph = 1; + modifiers.Meta = 1 + + MIM.decode_key_event = function (event) + { + var key = event.keyIdentifier; + + if (key) // keydown event of Chrome + { + if (modifiers[key]) + return false; + var mod = ''; + if (event.ctrlKey) mod += 'C-'; + if (event.metaKey) mod += 'M-'; + if (event.altKey) mod += 'A-'; + var keysym = keyids[key]; + if (keysym) + key = keysym; + else if (key.match(/^U\+([0-9A-Z]+)$/)) + { + if (mod.length == 0) + return false; + key = String.fromCharCode (parseInt (RegExp.$1, 16)); + } + //else + //key = key.toLowerCase (); + if (event.shiftKey) mod += 'S-'; + return new MIM.Key (mod + key); } - else - key = String.fromCharCode (key); - if (event.altKey) key = "A-" + key ; - if (event.ctrlKey) key = "C-" + key ; - return key; -}; + else + { + 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); + } +}) (); -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['keyseq0'] = document.getElementById ('keyseq0'); - MIM.debug_nodes['keyseq1'] = document.getElementById ('keyseq1'); - MIM.debug_nodes['range0'] = document.getElementById ('range0'); - MIM.debug_nodes['range1'] = document.getElementById ('range1'); - } - var target = event.target; - var code = event.keyCode; - var ch = event.type == 'keydown' ? 0 : event.charCode; - var key = MIM.decode_key (event); - var keyseq = ""; - var index; - - MIM.debug_nodes[event.type].innerHTML = "" + code + "/" + ch + " : " + key; - index = (event.type == 'keydown' ? '0' : '1'); - MIM.debug_nodes['status' + index].innerHTML = ic.im.status; - for (var i = 0; i < ic.keyseq.length; i++) - keyseq += ic.keyseq[i]; - MIM.debug_nodes['keyseq' + index].innerHTML - = keyseq + ":" + ic.keyseq.length; - MIM.debug_nodes['range' + index].innerHTML - = "" + ic.range[0] + ":" + ic.range[1]; -}; +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.debug_print = function () { }; -MIM.get_range = function (target, range) +MIM.get_range = function (target, ic) { + var from, to; if (target.selectionStart != null) // for Mozilla { - range[0] = target.selectionStart; - range[1] = target.selectionEnd; + from = target.selectionStart; + to = target.selectionEnd; } else // for IE { @@ -369,112 +1821,239 @@ MIM.get_range = function (target, range) rr.moveToElementText (target); rr.setEndPoint ('EndToEnd', range); - range[0] = rr.text.length - r.text.length; - range[1] = rr.text.length; - } -} - -MIM.set_caret = function (target, pos) -{ - if (target.selectionStart != null) // Mozilla - { - target.focus (); - target.setSelectionRange (pos, pos); - } - else // IE - { - var range = target.createTextRange (); - range.move ('character', pos); - range.select (); + from = rr.text.length - r.text.length; + to = rr.text.length; } + if (from == to + && from == ic.range[0] + ic.cursor_pos + && (ic.preedit.length == 0 + || ic.preedit == target.value.substring (ic.range[0], ic.range[1]))) + return true; + ic.reset (true); + ic.range[0] = from; + ic.range[1] = to; + return false; }; -MIM.ic = function (im, target) -{ - this.im = im; - this.target = target; - this.key = false; - this.keyseq = new Array (); - this.range = new Array (0, 0); - return this; -}; +(function () { + var temp; -MIM.ic.prototype.reset = function () -{ - this.key = false; - while (this.keyseq.length > 0) - this.keyseq.pop (); -}; + var style_props = { + width: 'width', + height: 'height', + padingLeft: 'padding-left', + paddingRight: 'padding-right', + paddingTop: 'padding-top', + paddintBottom: 'padding-bottom', + borderLeftStyle: 'border-left-style', + borderRightStyle: 'border-right-style', + borderTopStyle: 'border-top-style', + borderBottomStyle: 'border-bottom-style', + borderLeftWidth: 'border-left-width', + borderRightWidth: 'border-right-width', + borderTopWidth: 'border-top-width', + borderBottomWidth: 'border-bottom-width', + fontFamily: 'font-family', + fontSize: 'font-size', + lineHeight: 'line-height', + letterSpacing: 'letter-spacing', + wordSpacing: 'word-spacing' }; -MIM.ic.prototype.check_range = function () -{ - var from = this.range[0], to = this.range[1]; + function copy_style (from, to) + { + var from_style = getComputedStyle(from,''); + for(var name in style_props) + to.style[name] = from_style.getPropertyValue (style_props[name]); + to.style.left = from.offsetLeft + 'px'; + to.style.top = from.offsetTop + 'px'; + to.style.width = from.offsetWidth; + to.style.height = from.offsetHeight; + } - MIM.get_range (this.target, this.range); - if (this.range[0] != this.range[1] || to != this.range[1]) - this.reset (); - else - this.range[0] = from; -}; + MIM.get_preedit_pos = function (target, ic) + { + if (! temp) + { + temp = document.createElement ('div'); + temp.style.visibility = 'hidden'; + temp.style.position = 'absolute'; + temp.appendChild (document.createElement ('span')); + temp.appendChild (document.createElement ('span')); + document.getElementsByTagName ('body')[0].appendChild (temp); + } + if (temp.ic != ic) + { + temp.ic = ic; + copy_style (target, temp); + ic.abs_top = 0; + ic.abs_left = 0; + for (var elm = target.offsetParent; elm; elm = elm.offsetParent) + { + ic.abs_top += elm.offsetTop; + ic.abs_left += elm.offsetLeft; + } + } + temp.firstChild.innerText = target.value.substring (0, ic.range[0]); + temp.lastChild.innerText + = (ic.range[0] == ic.range[1] ? "|" + : target.value.substring (ic.range[0], ic.range[1])); + ic.abs_y = (ic.abs_top + temp.lastChild.offsetTop + + temp.lastChild.offsetHeight - target.scrollTop); + ic.abs_x0 = ic.abs_left + temp.lastChild.offsetLeft; + ic.abs_x1 = ic.abs_x0 + temp.lastChild.offsetWidth; + } +}) (); -MIM.insert = function (ic, insert) +MIM.update_bar = function (target, ic) { - var text = ic.target.value; - ic.target.value = (text.substring (0, ic.range[0]) - + insert - + text.substring (ic.range[1])); - ic.range[1] = ic.range[0] + insert.length; - MIM.set_caret (ic.target, ic.range[1]); + if (ic.preedit.length > 0) + { + MIM.get_preedit_pos (target, ic); + if (! ic.bar) + { + ic.bar = document.createElement ('div'); + ic.bar.style.position = 'absolute'; + ic.bar.style.backgroundColor = "black"; + ic.bar.style.minHeight = '1px'; + document.getElementsByTagName ('body')[0].appendChild (ic.bar); + } + ic.bar.style.display = 'block' + ic.bar.style.top = (ic.abs_y + 1) + 'px'; + ic.bar.style.left = ic.abs_x0 + 'px'; + ic.bar.style.minWidth = ic.bar.style.maxWidth = (ic.abs_x1 - ic.abs_x0) + 'px'; + } + else if (ic.bar) + ic.bar.style.display = 'none' }; -function keyseq_string (keyseq) -{ - var str = ""; - for (var i = 0; i < keyseq.length; i++) - str += keyseq[i]; - return str; -} - -MIM.handle_keyseq = function (event, ic) +MIM.update = function (target, ic, for_focus_out) { - var map = ic.im.lookup (ic.keyseq, 1000); - if (map instanceof Array) + var text = target.value; + target.value = (text.substring (0, ic.range[0]) + + ic.produced + + ic.preedit + + text.substring (ic.range[1])); + ic.range[0] += ic.produced.length; + ic.range[1] = ic.range[0] + ic.preedit.length; + MIM.update_bar (target, ic); + if (! for_focus_out) { - MIM.insert (ic, map['_target_text']); - if (! ('_has_child' in map)) + var pos = ic.range[0] + ic.cursor_pos; + if (target.setSelectionRange) // Mozilla { - ic.reset (); - ic.range[0] = ic.range[1]; + var scrollTop = target.scrollTop; + target.setSelectionRange (pos, pos); + target.scrollTop = scrollTop; } - event.preventDefault (); - //document.getElementById ('text').value - //= keyseq_string (ic.keyseq) + " handled"; - } - else if (map > 0) - { - MIM.insert (ic, ic.im.lookup (ic.keyseq, map)['_target_text']); - while (map > 0) + else // IE { - ic.keyseq.shift (); - map--; + var range = target.createTextRange (); + range.moveStart ('character', pos); + range.moveEnd ('character', pos); + range.select (); } - ic.range[0] = ic.range[1]; - if (ic.keyseq.length > 0) - MIM.handle_keyseq (event, ic); - } - else - { - ic.reset (); - //document.getElementById ('text').value - //= keyseq_string (ic.keyseq) + " unhandled"; } }; -MIM.reset_ic = function (event) +(function () { + MIM.show = function (ic) + { + if (! ic.candidates) + return; + var target = ic.target; + MIM.get_preedit_pos (target, ic); + if (! ic.can_node) + { + ic.can_node = document.createElement ('table'); + ic.can_node.style.position = 'absolute'; + ic.can_node.style.display = 'none'; + ic.can_node.style.backgroundColor = "white"; + ic.can_node.style.border = "1px solid black"; + document.getElementsByTagName ('body')[0].appendChild (ic.can_node); + } + + if (ic.changed & MIM.ChangedStatus.CandidateList) + { + while (ic.can_node.childNodes.length > 0) + ic.can_node.removeChild (ic.can_node.firstChild); + var tr = document.createElement ('tr'); + var group = ic.candidates.CurrentGroup (); + var td = document.createElement ('td'); + td.innerHTML = group[0][1] + '/' + group[0][0]; + td.style.color = 'white'; + td.style.backgroundColor = 'black'; + tr.appendChild (td); + for (var i = 1; i < group.length; i++) + { + var td = document.createElement ('td'); + td.noWrap = true; + td.innerHTML = (i < 10 ? i : i == 10 ? '0' : String.fromCharCode (0x60 + (i - 10))) + '.' + group[i]; + if (i == group[0][2] + 1) + td.style.backgroundColor = 'lightblue'; + tr.appendChild (td); + } + ic.can_node.appendChild (tr); + ic.can_node.style.top = (ic.abs_y + 10) + 'px'; + ic.can_node.style.left = ic.abs_x0 + 'px'; + } + else + { + var td = ic.can_node.firstElement ().firstElement ().nextElement (); + var col = ic.candidates.CurrentCol (); + for (var i = 0; td; td = td.nextElement ()) + td.style.backgroundColor = (i++ == col ? 'lightblue' : 'white'); + } + ic.can_node.style.display = 'block'; + } + + MIM.hide = function (ic) + { + if (ic.can_node) + ic.can_node.style.display = 'none'; + } + + function real_focus_in (target, ic) + { + if (MIM.get_range (target, ic)) + ic.Filter (MIM.Key.FocusIn); + MIM.update (target, ic, false); + } + + var focus_in_timer; + + MIM.focus_in = function (event) + { + var target = event.target; + Xex.Log ("Focus in " + target.tagName); + focus_in_timer + = setTimeout (function () {real_focus_in (target, target.mim_ic)} , 10); + return true; + } + + MIM.click = function (event) + { + var target = event.target; + Xex.Log ("Click in " + target.tagName); + if (focus_in_timer) + { + clearTimeout (focus_in_timer); + focus_in_timer = null; + } + real_focus_in (target, target.mim_ic); + } + +}) (); + +MIM.focus_out = function (event) { - var ic = event.target.mim_ic; - if (ic) - ic.reset (); + var target = event.target; + var ic = target.mim_ic; + Xex.Log ("Focus out " + target.tagName); + MIM.get_range (target, ic); + MIM.debug_print (event, ic); + ic.Filter (MIM.Key.FocusOut); + MIM.update (target, ic, true); + return true; }; MIM.keydown = function (event) @@ -484,144 +2063,339 @@ MIM.keydown = function (event) return; var ic = target.mim_ic; - if (! ic || ic.im != MIM.current_im) + if (! ic || ic.im != MIM.current) { - ic = new MIM.ic (MIM.current_im, target); + target.mim_ic = null; + Xex.Log ('creating IC'); + ic = new MIM.IC (MIM.current, target); + if (ic.im.load_status != MIM.LoadStatus.Loaded) + return true; target.mim_ic = ic; - MIM.add_event_listener (target, 'blur', MIM.reset_ic); + MIM.add_event_listener (target, 'focus', MIM.focus_in); + MIM.add_event_listener (target, 'blur', MIM.focus_out); + MIM.add_event_listener (target, 'click', MIM.click); } - if (ic.im.status < 0) - return; - ic.check_range (); + MIM.get_range (target, ic) MIM.debug_print (event, ic); - ic.key = MIM.decode_key (event); + ic.key = MIM.decode_key_event (event); + if (ic.key) + { + try { + var result = ic.Filter (ic.key); + } catch (e) { + Xex.Log ('Error' + e); + throw (e); + } + MIM.update (target, ic, false); + if (! ic.key_unhandled) + event.preventDefault (); + } }; MIM.keypress = function (event) { - if (! (event.target.type == "text" || event.target.type == "textarea")) + var target = event.target; + if (! (target.type == "text" || target.type == "textarea")) return; - var ic = event.target.mim_ic; + var ic = target.mim_ic; var i; try { - if (ic.im.status < 0) + if (ic.im.load_status != MIM.LoadStatus.Loaded) return; if (! ic.key) - ic.key = MIM.decode_key (event); + ic.key = MIM.decode_key_event (event); if (! ic.key) { - ic.reset (); + ic.reset (true); return; } - ic.keyseq.push (ic.key); - if (ic.im.status == 1) // Still loading. - return; - MIM.handle_keyseq (event, ic); + + try { + var result = ic.Filter (ic.key); + } catch (e) { + Xex.Log ('Error:' + e); + throw (e); + } + MIM.update (target, ic, false); + if (! ic.key_unhandled) + event.preventDefault (); + } catch (e) { + Xex.Log ("error:" + e); + 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.list) - for (var name in MIM.list[lang]) - if (idx++ == target.selectedIndex) - { - im = MIM.list[lang][name]; - break; - } - document.getElementsByTagName ('body')[0].removeChild (target); - target.target.focus (); - if (im && im != MIM.current_im) - MIM.current_im = MIM.load_sync (im); -}; +(function () { + var lang_category = { + European: { + cs: { name: 'Czech' }, + da: { name: 'Danish' }, + el: { name: 'Greek' }, + en: { name: 'English' }, + eo: { name: 'Esperanto' }, + fr: { name: 'French' }, + grc: { name: 'ClassicGreek' }, + hr: { name: 'Croatian' }, + hy: { name: 'Armenian' }, + ka: { name: 'Georgian' }, + kk: { name: 'Kazakh' }, + ru: { name: 'Russian' }, + sk: { name: 'Slovak' }, + sr: { name: 'Serbian' }, + sv: { name: 'Swedish' }, + yi: { name: 'Yiddish' } }, + MiddleEast: { + ar: { name: 'Arabic' }, + dv: { name: 'Divehi' }, + fa: { name: 'Persian' }, + he: { name: 'Hebrew' }, + kk: { name: 'Kazakh' }, + ps: { name: 'Pushto' }, + ug: { name: 'Uighur' }, + yi: { name: 'Yiddish' } }, + SouthAsia: { + as: { name: 'Assamese' }, + bn: { name: 'Bengali' }, + bo: { name: 'Tibetan' }, + gu: { name: 'Gujarati' }, + hi: { name: 'Hindi' }, + kn: { name: 'Kannada' }, + ks: { name: 'Kashmiri' }, + ml: { name: 'Malayalam' }, + mr: { name: 'Marathi' }, + ne: { name: 'Nepali' }, + or: { name: 'Oriya' }, + pa: { name: 'Panjabi' }, + sa: { name: 'Sanskirit' }, + sd: { name: 'Sindhi' }, + si: { name: 'Sinhalese' }, + ta: { name: 'Tamil' }, + te: { name: 'Telugu' }, + ur: { name: 'Urdu' } }, + SouthEastAsia: { + cmc: { name: 'Cham' }, + km: { name: 'Khmer'}, + lo: { name: 'Lao' }, + my: { name: 'Burmese' }, + tai: { name: 'Tai Viet' }, + th: { name: 'Thai' }, + vi: { name: 'Vietanamese' } }, + EastAsia: { + ii: { name: 'Yii' }, + ja: { name: 'Japanese' }, + ko: { name: 'Korean' }, + zh: { name: 'Chinese' } }, + Other: { + am: { name: 'Amharic' }, + ath: { name: 'Carrier' }, + bla: { name: 'Blackfoot' }, + cr: { name: 'Cree' }, + eo: { name: 'Esperanto' }, + iu: { name: 'Inuktitut' }, + nsk: { name: 'Naskapi' }, + oj: { name: 'Ojibwe' }, + t: { name: 'Generic' } } + }; -MIM.destroy_menu = function (event) -{ - if (event.target.tagName == "SELECT") - document.getElementsByTagName ('body')[0].removeChild (event.target); -}; + function categorize_im () + { + var cat, lang, list, name; + for (lang in MIM.imlist) + { + list = null; + for (cat in lang_category) + if (lang_category[cat][lang]) + { + list = lang_category[cat][lang].list; + if (! list) + list = lang_category[cat][lang].list = {}; + for (name in MIM.imlist[lang]) + list[name] = MIM.imlist[lang][name]; + } + if (! list) + for (name in MIM.imlist[lang]) + Xex.Log ('no category ' + lang + '-' + name); + } + } -MIM.select_menu = function (event) -{ - var target = event.target; + var destroy_timer; + var last_target; - if (! ((target.type == "text" || target.type == "textarea") - && event.which == 1 && event.ctrlKey)) - return; + function destroy () + { + clearTimeout (destroy_timer); + destroy_timer = null; + var target = document.getElementById ('mim-menu'); + if (target) + { + for (; last_target && last_target.menu_level; + last_target = last_target.parentLi) + last_target.style.backgroundColor = 'white'; + var nodes = target.getElementsByTagName ('ul'); + for (var i = 0; i < nodes.length; i++) + nodes[i].style.visibility = 'hidden'; + document.getElementsByTagName ('body')[0].removeChild (target); + } + } - 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.list) - for (var name in MIM.list[lang]) - { - var option = document.createElement ('option'); - var imname = lang + "-" + name; - option.appendChild (document.createTextNode (imname)); - option.value = imname; - sel.appendChild (option); - if (MIM.list[lang][name] == MIM.current_im) - sel.selectedIndex = idx; - idx++; - } - sel.size = idx; - document.getElementsByTagName ('body')[0].appendChild (sel); -}; + function destroy_menu () { + if (! destroy_timer) + destroy_timer = setTimeout (destroy, 1000); + return true; + } -MIM.textinput = function (event) -{ - var str = '' - var changed = false; - for (var i = 0; i < event.data.length; i++) - { - if (event.data.charAt (i) == 'あ') - { - str += 'ア'; changed = true; - } - else - str += event.data.charAt (i); - } - alert (str); - if (changed) - { - var e = document.createEvent ('TextEvent'); - e.initTextEvent ('textInput', event.canBuggle, event.cancelable, event.view, - str, event.inputMode); - document.getElementById ('text').value = str; - event.target.dispatchEvent (e); - } -} + function show_submenu (event) + { + var target = event.target; + if (! target.menu_level) + { + if (! target.parentNode || ! target.parentNode.menu_level) + return true; + target = target.parentNode; + } + if (destroy_timer) + { + clearTimeout (destroy_timer); + destroy_timer = null; + } + if (last_target && target.parentLi != last_target) + { + last_target.style.backgroundColor = 'white'; + if (target.menu_level < last_target.menu_level) + { + last_target = last_target.parentLi; + last_target.style.backgroundColor = 'white'; + } + var uls = last_target.getElementsByTagName ('ul'); + for (var i = 0; i < uls.length; i++) + uls[i].style.visibility = 'hidden'; + } + last_target = target; + target.style.backgroundColor = 'yellow'; + if (target.menu_level < 3) + { + target.lastChild.style.visibility = 'visible'; + target.lastChild.style.left = target.clientWidth + 'px'; + } + event.preventDefault (); + } -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); - MIM.add_event_listener (window, 'textInput', MIM.textinput); - if (window.location == 'http://localhost/mim/index.html') - MIM.server = 'http://localhost/mim'; - MIM.current_im = MIM.register ('latin', 'post', 'latn-post.js'); - MIM.register ('th', 'kesmanee', 'th-kesmanee.js'); - MIM.load_sync (MIM.current_im); -}; + function select_im (event) + { + var target = event.target; + if (! target.im) + { + if (! target.parentNode || ! target.parentNode.menu_level) + { + event.preventDefault (); + return false; + } + target = target.parentNode; + } + if (target.im) + { + MIM.current = target.im; + destroy (); + } + event.preventDefault (); + } -MIM.init_debug = function () -{ - MIM.debug = true; - MIM.init (); -}; + function create_ul (visibility) + { + var ul = document.createElement ('ul'); + ul.style.position = 'absolute'; + ul.style.margin = '0px'; + ul.style.padding = '0px'; + ul.style.border = '1px solid gray'; + ul.style.borderBottom = 'none'; + ul.style.top = '-1px'; + ul.style.backgroundColor = 'white'; + ul.style.visibility = visibility; + return ul; + } + + function create_li (level, text) + { + var li = document.createElement ('li'); + li.style.position = 'relative'; + li.style.margin = '0px'; + li.style.padding = '1px'; + li.style.borderBottom = '1px solid gray'; + li.style.top = '0px'; + li.style.listStyle = 'none'; + li.menu_level = level; + var nobr = document.createElement ('nobr'); + nobr.innerHTML = text; + li.appendChild (nobr); + return li; + } + + var menu; + + function create_menu (event) + { + var target = event.target; + + if (! ((target.type == "text" || target.type == "textarea") + && event.which == 1 && event.ctrlKey)) + return; + if (! menu) + { + categorize_im (); + menu = create_ul ('visible'); + menu.style.fontFamily = 'sans-serif'; + menu.style.fontWeight = 'bold'; + menu.id = 'mim-menu'; + menu.onmousedown = select_im; + menu.onmouseover = show_submenu; + menu.onmouseout = destroy_menu; + for (var catname in lang_category) + { + var cat = lang_category[catname]; + var li = create_li (1, catname); + var sub = create_ul ('hidden'); + for (var langname in cat) + { + var lang = cat[langname]; + if (! lang.list) + continue; + var sub_li = create_li (2, lang.name); + sub_li.parentLi = li; + var subsub = create_ul ('hidden'); + for (var name in lang.list) + { + var im = lang.list[name]; + var subsub_li = create_li (3, im.name); + subsub_li.parentLi = sub_li; + subsub_li.im = im; + subsub.appendChild (subsub_li); + } + sub_li.appendChild (subsub); + sub.appendChild (sub_li); + } + li.appendChild (sub); + menu.appendChild (li); + } + lang_category = null; + } + menu.style.left = (event.clientX - 10) + "px"; + menu.style.top = (event.clientY - 10) + "px"; + document.getElementsByTagName ('body')[0].appendChild (menu); + }; + + 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', create_menu); + if (window.location == 'http://localhost/mim/index.html') + MIM.server = 'http://localhost/mim'; + MIM.current = MIM.imlist['zh']['py-gb']; + }; +}) ();