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respopup_iphone.js
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respopup_iphone.js
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/**
* rep2expack - iPhone用レスポップアップ
*
* iphone.jsの後に読み込む
*/
// {{{ globals
var _IRESPOPG = {
'hash': {},
'serial': 0,
'callbacks': []
};
var ipoputil = {};
// }}}
// {{{ ipoputil.getZ()
/**
* z-indexに設定する値を返す
*
* css/ic2_iphone.css で div#ic2-info の z-index が 999 で
* 固定されているのでポップアップを繰り返すと不具合がある。
* ポップアップオブジェクトの z-index を集中管理する必要あり。
*
* @param {Element} obj
* @return {String}
*/
ipoputil.getZ = function(obj) {
return (10 + _IRESPOPG.serial).toString();
};
// }}}
// {{{ getActivator()
/**
* オブジェクトを最前面に移動する関数を返す
*
* @param {Element} obj
* @return void
*/
ipoputil.getActivator = function(obj) {
return (function(){
_IRESPOPG.serial++;
obj.style.zIndex = ipoputil.getZ();
});
};
// }}}
// {{{ getDeactivator()
/**
* DOMツリーからオブジェクトを取り除く関数を返す
*
* @param {Element} obj
* @param {String} key
* @return void
*/
ipoputil.getDeactivator = function(obj, key) {
return (function(){
delete _IRESPOPG.hash[key];
obj.parentNode.removeChild(obj);
delete obj;
});
};
// }}}
// {{{ iResPopUp()
/**
* iPhone用レスポップアップ
*
* @param {String} url
* @param {Event} evt
* @return {Boolean}
* @todo use asynchronous request
*/
var iResPopUp = function(url, evt) {
var yOffset = Math.max(10, iutil.getPageY(evt) - 20);
if (_IRESPOPG.hash[url]) {
_IRESPOPG.serial++;
_IRESPOPG.hash[url].style.top = yOffset.toString() + 'px';
_IRESPOPG.hash[url].style.zIndex = ipoputil.getZ();
return false;
}
_IRESPOPG.serial++
var popnum = _IRESPOPG.serial;
var popid = '_respop' + popnum;
var req = new XMLHttpRequest();
req.open('GET', url + '&ajax=true&respop_id=' + popnum, false);
req.send(null);
if (req.readyState == 4) {
if (req.status == 200) {
var container = document.createElement('div');
var closer = document.createElement('img');
container.id = popid;
container.className = 'respop';
container.innerHTML = req.responseText;
/*
var rx = req.responseXML;
while (rx.hasChildNodes()) {
container.appendChild(document.importNode(rx.removeChild(rx.firstChild), true));
}
*/
container.style.top = yOffset.toString() + 'px';
container.style.zIndex = ipoputil.getZ();
//container.onclick = ipoputil.getActivator(container);
closer.className = 'close-button';
closer.setAttribute('src', 'img/iphone/close.png');
closer.onclick = ipoputil.getDeactivator(container, url);
container.appendChild(closer);
document.body.appendChild(container);
//iutil.modifyInternalLink(container);
iutil.modifyExternalLink(container);
_IRESPOPG.hash[url] = container;
var lastres = document.evaluate('./div[@class="res" and position() = last()]',
container,
null,
XPathResult.ANY_UNORDERED_NODE_TYPE,
null
).singleNodeValue;
if (lastres) {
var back = document.createElement('div');
back.className = 'respop-back';
var anchor = document.createElement('a');
anchor.setAttribute('href', '#' + popid);
anchor.onclick = (function(){
scrollTo(0, yOffset - 10);
return false;
});
anchor.appendChild(document.createTextNode('▲'));
back.appendChild(anchor);
lastres.appendChild(back);
}
for (var i = 0; i < _IRESPOPG.callbacks.length; i++) {
_IRESPOPG.callbacks[i](container);
}
return false;
}
}
return true;
};
// }}}
/*
* Local Variables:
* mode: javascript
* coding: cp932
* tab-width: 4
* c-basic-offset: 4
* indent-tabs-mode: t
* End:
*/
/* vim: set syn=javascript fenc=cp932 ai noet ts=4 sw=4 sts=4 fdm=marker: */