/*
so.js
HEAD 搜索框js所有逻辑都放在这里
by sunhw 2014-9-22
*/
T.dom.ready(function(){
//搜索下拉联想词
F.load('widget.autocomplete.autoComplete', function(){
var mask = T.get('so-mask');
if(!mask) return;
this.show({
renderTo : 'soAutoWord',
renderContentTo : 'soAutoWrap',
padding : 1,
listener : 'so',
proxy : F.config.q + '/api/search_hint',
proxyType : function(){
return document.all ? 'jsonp' : 'ajax';
},
filter : 'key',
lineHeight : 32,
proxyDelay : 500,
render : function(value, index){
return value;
},
handler : function(data, index){
index = parseInt(index, 10);
this.options.listener.value = data[index];
document.forms.msearch.submit();
},
change : function(data, index){
index = parseInt(index, 10);
var value = data[index];
this.options.listener.value = value;
},
show : function(data){
if(!data.length){
return false;
}
T.setStyle(mask, 'height', this.options.renderContentTo.offsetHeight);
T.show(mask);
},
close : function(){
T.hide(mask);
T.setStyle(mask, 'height', 0);
},
display : function(){
T.setStyle(mask, 'height', this.options.renderContentTo.offsetHeight);
T.show(mask);
}
});
});
//搜索热词
(function(){
var so = T.get('so'),
soUnit = T.get('soUnit'),
soHotWord = T.get('soHotWord'),
soAutoWord = T.get('soAutoWord');
if(!so || !soUnit) return;
var timer = 0, ttl = 200;
var val = T.trim(so.value), soWord = null;
var onFocus = function(){
clearTime();
if(T.trim(so.value) == val){
so.value = '';
}
T.addClass(soUnit, 'show-panel');
onKeyup();
};
var onBlur = function(){
clearTime();
timer = setTimeout(function(){
if(T.trim(so.value).length === 0){
so.value = val;
}
T.removeClass(soUnit, 'show-panel');
}, ttl);
};
var onKeyup = function(e){
if(so.value && T.dom.hasClass(soUnit, 'show-panel')){
T.hide(soHotWord);
T.show(soAutoWord);
}else{
T.hide(soAutoWord);
T.show(soHotWord);
}
};
var onSubmit = function(e){
e= T.event.get(e);
var value = T.trim(so.value);
if(!value || value =='') {
T.event.stop(e);
return false;
};
};
var clearTime = function(){
clearTimeout(timer);
};
soWord = T.getAttr(so,'soword');
if(soWord){
so.value = decodeURIComponent(soWord);
}
T.on(so, 'focus', onFocus);
T.on(so, 'blur', onBlur);
T.on(so, 'keyup', onKeyup);
T.on(document.forms['msearch'], 'submit', onSubmit);
})();
});