diff options
Diffstat (limited to 'usr/local/www/auto_complete_helper.js')
| -rwxr-xr-x | usr/local/www/auto_complete_helper.js | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/usr/local/www/auto_complete_helper.js b/usr/local/www/auto_complete_helper.js new file mode 100755 index 0000000..9467ef4 --- /dev/null +++ b/usr/local/www/auto_complete_helper.js @@ -0,0 +1,290 @@ + +/* ---- Variables ---- */ +var actb_timeOut = -1; // Autocomplete Timeout in ms (-1: autocomplete never time out) +var actb_lim = 4; // Number of elements autocomplete can show (-1: no limit) +var actb_firstText = false; // should the auto complete be limited to the beginning of keyword? +/* ---- Variables ---- */ + +/* --- Styles --- */ +var actb_bgColor = '#888888'; +var actb_textColor = '#FFFFFF'; +var actb_hColor = '#000000'; +var actb_fFamily = 'Courier'; +var actb_fSize = '14px'; +var actb_hStyle = 'text-decoration:underline;font-weight="bold"'; +/* --- Styles --- */ + +/* ---- Constants ---- */ +var actb_keywords = new Array(); +var actb_display = false; +var actb_pos = 0; +var actb_total = 0; +var actb_curr = null; +var actb_rangeu = 0; +var actb_ranged = 0; +var actb_bool = new Array(); +var actb_pre = 0; +var actb_toid; +var actb_tomake = false; +/* ---- Constants ---- */ + +function actb_parse(n){ + var t = escape(actb_curr.value); + var tobuild = ''; + var i; + + if (actb_firstText){ + var re = new RegExp("^" + t, "i"); + }else{ + var re = new RegExp(t, "i"); + } + var p = n.search(re); + + for (i=0;i<p;i++){ + tobuild += n.substr(i,1); + } + tobuild += "" + for (i=p;i<t.length+p;i++){ + tobuild += n.substr(i,1); + } + tobuild += ""; + for (i=t.length+p;i<n.length;i++){ + tobuild += n.substr(i,1); + } + return tobuild; +} +function actb_generate(){ + if (document.getElementById('tat_table')) document.body.removeChild(document.getElementById('tat_table')); + a = document.createElement('table'); + a.cellSpacing='1px'; + a.cellPadding='2px'; + a.style.position='absolute'; + a.style.top = eval(curTop() + actb_curr.offsetHeight) + "px"; + a.style.left = curLeft() + "px"; + a.style.backgroundColor=actb_bgColor; + a.id = 'tat_table'; + document.body.appendChild(a); + var i; + var first = true; + var j = 1; + + var counter = 0; + for (i=0;i<actb_keywords.length;i++){ + if (actb_bool[i]){ + counter++; + r = a.insertRow(-1); + if (first && !actb_tomake){ + r.style.backgroundColor = actb_hColor; + first = false; + actb_pos = counter; + }else if(actb_pre == i){ + r.style.backgroundColor = actb_hColor; + first = false; + actb_pos = counter; + }else{ + r.style.backgroundColor = actb_bgColor; + } + r.id = 'tat_tr'+(j); + c = r.insertCell(-1); + c.style.color = actb_textColor; + c.style.fontFamily = actb_fFamily; + c.style.fontSize = actb_fSize; + c.innerHTML = actb_parse(actb_keywords[i]); + c.id = 'tat_td'+(j); + j++; + } + if (j - 1 == actb_lim && j < actb_total){ + r = a.insertRow(-1); + r.style.backgroundColor = actb_bgColor; + c = r.insertCell(-1); + c.style.color = actb_textColor; + c.style.fontFamily = 'arial narrow'; + c.style.fontSize = actb_fSize; + c.align='center'; + c.innerHTML = '\\/'; + break; + } + } + actb_rangeu = 1; + actb_ranged = j-1; + actb_display = true; + if (actb_pos <= 0) actb_pos = 1; +} +function curTop(){ + actb_toreturn = 0; + obj = actb_curr; + while(obj){ + actb_toreturn += obj.offsetTop; + obj = obj.offsetParent; + } + return actb_toreturn; +} +function curLeft(){ + actb_toreturn = 0; + obj = actb_curr; + while(obj){ + actb_toreturn += obj.offsetLeft; + obj = obj.offsetParent; + } + return actb_toreturn; +} +function actb_remake(){ + document.body.removeChild(document.getElementById('tat_table')); + a = document.createElement('table'); + a.cellSpacing='2px'; + a.cellPadding='3px'; + a.style.position='absolute'; + a.style.top = eval(curTop() + actb_curr.offsetHeight) + "px"; + a.style.left = curLeft() + "px"; + a.style.backgroundColor=actb_bgColor; + a.id = 'tat_table'; + document.body.appendChild(a); + var i; + var first = true; + var j = 1; + if (actb_rangeu > 1){ + r = a.insertRow(-1); + r.style.backgroundColor = actb_bgColor; + c = r.insertCell(-1); + c.style.color = actb_textColor; + c.style.fontFamily = 'arial narrow'; + c.style.fontSize = actb_fSize; + c.align='center'; + c.innerHTML = '/\\'; + } + for (i=0;i<actb_keywords.length;i++){ + if (actb_bool[i]){ + if (j >= actb_rangeu && j <= actb_ranged){ + r = a.insertRow(-1); + r.style.backgroundColor = actb_bgColor; + r.id = 'tat_tr'+(j); + c = r.insertCell(-1); + c.style.color = actb_textColor; + c.style.fontFamily = actb_fFamily; + c.style.fontSize = actb_fSize; + c.innerHTML = actb_parse(actb_keywords[i]); + c.id = 'tat_td'+(j); + j++; + }else{ + j++; + } + } + if (j > actb_ranged) break; + } + if (j-1 < actb_total){ + r = a.insertRow(-1); + r.style.backgroundColor = actb_bgColor; + c = r.insertCell(-1); + c.style.color = actb_textColor; + c.style.fontFamily = 'arial narrow'; + c.style.fontSize = actb_fSize; + c.align='center'; + c.innerHTML = '\\/'; + } +} +function actb_goup(){ + if (!actb_display) return; + if (actb_pos == 1) return; + document.getElementById('tat_tr'+actb_pos).style.backgroundColor = actb_bgColor; + actb_pos--; + if (actb_pos < actb_rangeu) actb_moveup(); + document.getElementById('tat_tr'+actb_pos).style.backgroundColor = actb_hColor; + if (actb_toid) clearTimeout(actb_toid); + if (actb_timeOut > 0) actb_toid = setTimeout("actb_removedisp()",actb_timeOut); +} +function actb_godown(){ + if (!actb_display) return; + if (actb_pos == actb_total) return; + document.getElementById('tat_tr'+actb_pos).style.backgroundColor = actb_bgColor; + actb_pos++; + if (actb_pos > actb_ranged) actb_movedown(); + document.getElementById('tat_tr'+actb_pos).style.backgroundColor = actb_hColor; + if (actb_toid) clearTimeout(actb_toid); + if (actb_timeOut > 0) actb_toid = setTimeout("actb_removedisp()",actb_timeOut); +} +function actb_movedown(){ + actb_rangeu++; + actb_ranged++; + actb_remake(); +} +function actb_moveup(){ + actb_rangeu--; + actb_ranged--; + actb_remake(); +} +function actb_penter(){ + if (!actb_display) return; + actb_display = 0; + var word = ''; + var c = 0; + for (var i=0;i<=actb_keywords.length;i++){ + if (actb_bool[i]) c++; + if (c == actb_pos){ + word = actb_keywords[i]; + break; + } + } + a = word;//actb_keywords[actb_pos-1];//document.getElementById('tat_td'+actb_pos).; + actb_curr.value = a; + actb_removedisp(); +} +function actb_removedisp(){ + actb_display = 0; + if (document.getElementById('tat_table')) document.body.removeChild(document.getElementById('tat_table')); + if (actb_toid) clearTimeout(actb_toid); +} +function actb_checkkey(evt){ + a = evt.keyCode; + if (a == 38){ // up key + actb_goup(); + }else if(a == 40){ // down key + actb_godown(); + }else if(a == 13){ + actb_penter(); + } +} +function actb_tocomplete(sndr,evt,arr){ + if (arr) actb_keywords = arr; + if (evt.keyCode == 38 || evt.keyCode == 40 || evt.keyCode == 13) return; + var i; + if (actb_display){ + var word = 0; + var c = 0; + for (var i=0;i<=actb_keywords.length;i++){ + if (actb_bool[i]) c++; + if (c == actb_pos){ + word = i; + break; + } + } + actb_pre = word;//actb_pos; + }else{ actb_pre = -1}; + + if (!sndr) var sndr = evt.srcElement; + actb_curr = sndr; + + if (sndr.value == ''){ + actb_removedisp(); + return; + } + var t = sndr.value; + if (actb_firstText){ + var re = new RegExp("^" + t, "i"); + }else{ + var re = new RegExp(t, "i"); + } + + actb_total = 0; + actb_tomake = false; + for (i=0;i<actb_keywords.length;i++){ + actb_bool[i] = false; + if (re.test(actb_keywords[i])){ + actb_total++; + actb_bool[i] = true; + if (actb_pre == i) actb_tomake = true; + } + } + if (actb_toid) clearTimeout(actb_toid); + if (actb_timeOut > 0) actb_toid = setTimeout("actb_removedisp()",actb_timeOut); + actb_generate(actb_bool); +} |
