/* GeoKBD 0.3.3 - Georgian keyboard and text convertation library
* Copyright (c) 2007 Ioseb Dzmanashvili (http://www.code.ge)
* Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)*/
(function() { String.prototype.pasteTo = function(field) { field.focus(); if (document.selection) { var range = document.selection.createRange(); if (range) { range.text = this;}
} else if (field.selectionStart != undefined) { var scrollTop = field.scrollTop, start = field.selectionStart, end = field.selectionEnd; var value = field.value.substring(0, start) + this + field.value.substring(end, field.value.length); field.value = value; field.scrollTop = scrollTop; field.setSelectionRange(start + this.length, start + this.length);} else { field.value += this; field.setSelectionRange(field.value.length, field.value.length);}
}, String.prototype.translateToKA = function() { var index, chr, text = [], symbols = "abgdevzTiklmnopJrstufqRySCcZwWxjh"; for (var i = 0; i < this.length; i++) { chr = this.substr(i, 1); if ((index = symbols.indexOf(chr)) >= 0) { text.push(String.fromCharCode(index + 4304));} else { text.push(chr);}
}
return text.join('');}, GeoKBD = { browser: { isOpera: navigator.userAgent.toLowerCase().indexOf('opera') > -1, isIe: navigator.userAgent.toLowerCase().indexOf('msie') > -1, isIe6: navigator.userAgent.toLowerCase().indexOf('msie 6') > -1, isIe7: navigator.userAgent.toLowerCase().indexOf('msie 7') > -1
}, event: { get: function(e) { return e || window.event;}, getKeyCode: function(e) { e = this.get(e); return e.keyCode || e.which;}, targetIs: function(e, tagName) { e = this.get(e); var t = e.target || e.srcElement; return t.tagName.toLowerCase() == tagName ? t : null;}, attach: function(obj, eventName, fnc, capture) { if (obj.addEventListener) { obj.addEventListener(eventName, fnc, capture);} else if (obj.attachEvent) { return obj.attachEvent('on' + eventName, fnc);} else { obj['on' + eventName] = fnc;}
}, detach: function(obj, eventName, fnc, capture) { if (obj.removeEventListener) { obj.removeEventListener(eventName, fnc, capture);} else if (obj.detachEvent) { obj.detachEvent('on' + eventName, fnc);} else { obj['on' + eventName] = null;}
}, cancel: function(e) { e = this.get(e); if (e.stopPropagation) { e.stopPropagation(); e.preventDefault();} else { e.cancelBubble = true; e.returnValue = false;}
}
}, keyHandlers: {}, addKeyHandler: function(key, callback) { if (typeof key == 'string') { key = key.charCodeAt(0);}
if (!this.keyHandlers[key]) { this.keyHandlers[key] = [];}
this.keyHandlers[key].push(callback);}, handleKey: function(key) { if (GeoKBD.keyHandlers[key]) { var handler = null; for (var i = 0; i < GeoKBD.keyHandlers[key].length; i++) { handler = GeoKBD.keyHandlers[key][i]; if (handler.constructor && handler.constructor == Array) { handler[0][handler[1]].call(handler[0], key);} else { handler(key);}
}
}
}, map: function(form, fieldName, switcher) { var self = this, names = [], forms = []; if (form) { if (form.constructor) { if (form.constructor == String) { names.push(form);} else if (form.constructor == Array) { names = form;}
if (names.length) { for (var idx in names) { if (document.forms[names[idx]]) { forms.push(document.forms[names[idx]]);}
}
}
} else { forms.push(form);}
} else { forms = document.forms;}
for (var idx = 0; idx < forms.length; idx++) { form = forms[idx]; if (!form.fields || form.fields == undefined) form.fields = {}; if (form.ka == undefined) form.ka = form[switcher] ? form[switcher].checked : true; if (fieldName) { if (typeof fieldName == 'string') fieldName = [fieldName]; for (var i = 0; i < fieldName.length; i++) { if (form[fieldName[i]] && !form.fields[fieldName[i]]) form.fields[fieldName[i]] = fieldName[i];}
} else { var name, type; for (var i = 0; i < form.elements.length; i++) { if (form.elements[i].type) { name = form.elements[i].name || form.elements[i].id; type = form.elements[i].type.toLowerCase(); if (name && (type == 'text' || type == 'textarea')) { form.fields[name] = name;}
}
}
}
switcher = switcher || 'geo'; form.switcher = switcher; form.onkeypress = function(e) { e = self.event.get(e); if (e.altKey || e.ctrlKey) return; if (!self.browser.isIe && !self.browser.isOpera && !e.charCode) { return;}
var target, _switcher = switcher, keyCode = self.event.getKeyCode(e); if (keyCode == 96) { if (this[_switcher]) { this.ka = this[_switcher].checked = !this[_switcher].checked;} else { this.ka = !this.ka;}
return false;} else if (this[_switcher]) { this.ka = this[_switcher].checked;}
if (!this.ka) return; if ((target = (self.event.targetIs(e, 'textarea') || self.event.targetIs(e, 'input')))) { if (!this.fields[target.name || target.id]) return; text = String.fromCharCode(keyCode); kaText = text.translateToKA(); if (kaText != text) { if (GeoKBD.browser.isIe) { e.keyCode = kaText.charCodeAt(0);} else { kaText.pasteTo(target); return false;}
}
}
}
}
form = forms = names = null;}, mapIFrame: function(iframe) { var __keypress = function(e) { if (e.altKey || e.ctrlKey) return; var doc = (e.target || e.srcElement).ownerDocument; if (doc.ka == undefined) doc.ka = true; var keyCode = GeoKBD.event.getKeyCode(e); var text = String.fromCharCode(keyCode); var form, switcher; if (parent.document.forms[doc.parentForm]) { form = parent.document.forms[doc.parentForm]; if (form.switcher && form[form.switcher]) { switcher = form[form.switcher];}
}
if (keyCode == 96) { doc.ka = !doc.ka; if (switcher) switcher.checked = doc.ka; GeoKBD.event.cancel(e);} else if (switcher) { doc.ka = switcher.checked;}
form = switcher = null; if (doc.ka) { var kaText = text.translateToKA(); if (kaText != text) { if (!GeoKBD.browser.isIe) { doc.execCommand('InsertHTML', false, kaText);} else { var range = doc.selection.createRange(); range.pasteHTML(kaText);}
GeoKBD.event.cancel(e);}
}
}
var __focus = function(e) { if (!GeoKBD.browser.isIe) { GeoKBD.event.attach(this.document, 'keypress', __keypress, true); GeoKBD.event.detach(this, 'focus', __focus, true);} else { GeoKBD.event.attach(this.contentWindow.document, 'keypress', __keypress, true); this.onfocus = null;}
}; var interval = window.setInterval(function() { var el = typeof iframe=='string' ? document.getElementById(iframe) : iframe(); if (el) { for (var p = el.parentNode; p && p != document.body; p = p.parentNode) { if (/form/i.test(p.tagName)) { if (el.contentWindow.document) { el.contentWindow.document.parentForm = p.name || p.id;} else { el.document.parentForm = p.name || p.id;}
break;}
}
if (!GeoKBD.browser.isIe) { GeoKBD.event.attach(el.contentWindow, 'focus', __focus, true);} else { el.onfocus = __focus;}
el = null; window.clearInterval(interval);}
}, 100);}
}; window.GeoKBD = GeoKBD;})();