//dwr Message
function useLoadingMessage(message) {
var loadingMessage;
if (message) loadingMessage = message;
else loadingMessage = "Loading";
DWREngine.setPreHook(function() {
var disabledZone = $('disabledZone');
if (!disabledZone) {
disabledZone = document.createElement('div');
disabledZone.setAttribute('id', 'disabledZone');
disabledZone.style.position = "absolute";
disabledZone.style.zIndex = "1000";
disabledZone.style.left = "0px";
disabledZone.style.top = "0px";
disabledZone.style.width = "100%";
disabledZone.style.height = "100%";
document.body.appendChild(disabledZone);
var messageZone = document.createElement('div');
messageZone.setAttribute('id', 'messageZone');
messageZone.style.position = "absolute";
messageZone.style.top = "400px"; //定义显示加载信息层的位置
messageZone.style.left = "400px"; //定义显示加载信息层的位置
messageZone.style.width = "150"; //定义显示加载信息层的宽度
messageZone.style.height = "30"; //定义显示加载信息层的高度
messageZone.style.background = "red";//定义显示加载信息层的颜色
messageZone.style.color = "white";
messageZone.style.fontFamily = "Arial,Helvetica,sans-serif";
messageZone.style.padding = "4px";
disabledZone.appendChild(messageZone);
var text = document.createTextNode(loadingMessage);
messageZone.appendChild(text);
}
else {
$('messageZone').innerHTML = loadingMessage;
disabledZone.style.visibility = 'visible';
}
});
DWREngine.setPostHook(function() {
$('disabledZone').style.visibility = 'hidden';
});
}