function $(id){
    return document.getElementById(id);
}


function InitGridEdit(){
    var jsonObj = null;
    if(tempJson != ""){
//        alert(tempJson);
        jsonObj = eval('(' + tempJson + ')');
        
        $("h_gridcache").value = JSON.stringify(jsonObj);
        $("h_origcache").value = JSON.stringify(jsonObj);
        for(var i=0;i<jsonObj.items.length;i++){
            if(jsonObj.items[i].pk == 0){
                var newOption = new Option(jsonObj.items[i].title,jsonObj.items[i].name);
                $("sel_added").options.add(newOption);
            }
        }
    }
}

function checkItem(itemName){
    if(tempJson != ""){
        jsonObj = eval('(' + tempJson + ')');
        
        for(var i=0;i<jsonObj.items.length;i++){
            if(jsonObj.items[i].name == itemName){
                $("h_name").value = jsonObj.items[i].name;
                $("txt_title").value = jsonObj.items[i].title;
                $("txt_width").value = jsonObj.items[i].width;
                $("txt_name").value = jsonObj.items[i].name;
                
                if(jsonObj.items[i].width == 0){
                    $("ck_hidden").checked = false;
                }else{
                    $("ck_hidden").checked = true;
                }
                
                $("sel_align").value = jsonObj.items[i].align;
                $("dvNo").innerHTML = jsonObj.items[i].index;
                $("sel_gtype").value = jsonObj.items[i].gtype;
                break;
            }
        }
    }
}

function dynamicSave(obj,opName){
    var iCount = 0;
    if(obj != null){
        var jsonObj = null;
        if(tempJson != ""){
            jsonObj = eval('(' + tempJson + ')');
            
            for(var i=0;i<jsonObj.items.length;i++){
                if(jsonObj.items[i].name == $("h_name").value){
                    switch(opName){
                        case "title":
                            jsonObj.items[i].title = obj.value;
                            break;
                        case "name":
                            jsonObj.items[i].name = obj.value;
                            
                            break;
                        case "width":
                            jsonObj.items[i].width = obj.value;
                            break;
                    }
                    tempJson = JSON.stringify(jsonObj);
                    
                    $("h_gridcache").value = tempJson;
                    iCount++;
                    break;
                }
            }
            
            if(iCount == 0){
                if($("txt_name").value.trim() != ""){
                    $("dvTitleError").innerHTML = "";
                    $("dvNameError").innerHTML = "";
                    $("dvWidthError").innerHTML = "";
                    var title = "";
                    var name = "";
                    var align = "";
                    var index = 0;
                    var type = "";
                    var width = 0;
                    var sort = "";
                    var remark = "";
                    var gtype = "";
                    
                    title = $("txt_title").value.trim();
                    if(title == ""){
                        $("dvTitleError").innerHTML = "<div style=\"width:100%;color:#F00;\">字段标题 不能为空 </div>"
                        return;
                    }
                    name = $("txt_name").value.trim();
                    if(name == ""){
                        $("dvNameError").innerHTML = "<div style=\"width:100%;color:#F00;\">SQL字段值 不能为空 </div>"
                        return;
                    }
                    
                    $("txt_sort").value = name;
                    align = $("sel_align").value.trim();
                    
                    
                    index = $("dvNo").innerHTML.trim() == ""?0: parseInt($("dvNo").innerHTML.trim());
                    
                    if(index == 0){
                        index = jsonObj.items.length;
                        $("dvNo").innerHTML = index;
                    }
                    
                    type = $("sel_type").value.trim();
                    
                    width = $("txt_width").value.trim() == ""?0: parseInt($("txt_width").value.trim());
                    if(width == 0){
                        $("dvWidthError").innerHTML = "<div style=\"width:100%;color:#F00;\">显示宽度 不能为空 </div>"
                        return;
                    }   
                    sort = $("txt_sort").value.trim();
                    remark = "";
                    gtype = $("sel_gtype").value.trim();
                    
                    var newObj = jsonObj.items;
                    newObj = {title:title,name:name,index:index,type:type,width:width,sort:sort,remark:remark,gtype:gtype,align:align};
                    jsonObj.items.push(newObj);
                    tempJson = JSON.stringify(jsonObj);
                    
                    if($("h_name").value != name){
                        $("h_name").value = name;
                    }
                    
                    $("h_gridcache").value = JSON.stringify(jsonObj);
                    
                    InitGridEdit();
                    
                    var addObj = $("sel_added");

                    addObj.scrollHeight;
                    for(var k=0;k<addObj.options.length;k++){
                        if(addObj.options[k].value == name){
                            addObj.options[k].selected = true;
                            
                        }
                    }
                }else{
                    $("dvNameError").innerHTML = "<div style=\"width:100%;color:#F00;\">SQL字段值 不能为空 </div>"
                    return;
                }
            }
        }
    }
}

function addItem(){
    var jsonObj = null;
    if(tempJson != ""){
        jsonObj = eval('(' + tempJson + ')');
        if(jsonObj.items.length > 0){
            $("dvNo").innerHTML = jsonObj.items.length;
        }
    }
    $("h_name").value = "";
    $("txt_title").value = "";
    $("txt_width").value = "";
    $("txt_name").value = "";
    $("ck_hidden").checked = false;
    $("sel_align").value = "";
    
    $("sel_gtype").value = "ro";
    $("sel_added").value = "";
}

String.prototype.trim = function() { return this.replace(/(^\s*)|(\s*$)/g,""); }

function checkVisible(obj){
    if(obj.checked){
        $("txt_width").value = "0";
        $("txt_width").disabled = true;
    }else{
        $("txt_width").disabled = false;
    }
}

function itemUp(){
    var addObj = $("sel_added");
    var selectedArg = new Array();
    var jsonObj = null;
    if(tempJson != ""){
        jsonObj = eval('(' + tempJson + ')');
    }
    for(var i=0;i<addObj.options.length;i++){
        var iExistCount = 0;
        if(addObj.options[i].selected){
            if(i > 0){
				selectedArg.push(addObj.options[i].value);
				for(var j=iExistCount;j<jsonObj.items.length;j++){
					if(iExistCount == 0){
						if(addObj.options[i].value == jsonObj.items[j].name){
						
							var title = jsonObj.items[j-1].title;
							var name = jsonObj.items[j-1].name;
							var align = jsonObj.items[j-1].align;;
							//var index = jsonObj.items[j-1].index;
							var type = jsonObj.items[j-1].type;
							var width = jsonObj.items[j-1].width;
							var sort = jsonObj.items[j-1].sort;
							var remark = jsonObj.items[j-1].remark;
							var gtype = jsonObj.items[j-1].gtype;
							var pk = jsonObj.items[j-1].pk;
							var close = jsonObj.items[j-1].close;
							
							jsonObj.items[j-1].title = jsonObj.items[j].title;
							jsonObj.items[j-1].name = jsonObj.items[j].name;
							jsonObj.items[j-1].align = jsonObj.items[j].align;
							//jsonObj.items[j-1].index = jsonObj.items[j].index;
							jsonObj.items[j-1].type = jsonObj.items[j].type;
							jsonObj.items[j-1].width = jsonObj.items[j].width;
							jsonObj.items[j-1].sort = jsonObj.items[j].sort;
							jsonObj.items[j-1].remark = jsonObj.items[j].remark;
							jsonObj.items[j-1].gtype = jsonObj.items[j].gtype;
							jsonObj.items[j-1].pk = jsonObj.items[j].pk;
							jsonObj.items[j-1].close = jsonObj.items[j].close;
							
							
							jsonObj.items[j].title = title;
							jsonObj.items[j].name = name;
							jsonObj.items[j].align = align;
							//jsonObj.items[j].index = index;
							jsonObj.items[j].type = type;
							jsonObj.items[j].width = width;
							jsonObj.items[j].sort = sort;
							jsonObj.items[j].remark = remark;
							jsonObj.items[j].gtype = gtype;
							jsonObj.items[j].pk = pk;
							jsonObj.items[j].close = close;
							
							iExistCount = j;
							break;
						}
					}
				}
			}
        }
    }
    
    addObj.options.length = 0;
    for(var i=0;i<jsonObj.items.length;i++){
        if(jsonObj.items[i].pk == 0){
            var newOption = new Option(jsonObj.items[i].title,jsonObj.items[i].name);
            addObj.options.add(newOption);
            
            for(var j=selectedArg.length-1;j >=0;j--){
                if(jsonObj.items[i].name == selectedArg[j]){
                    
                    addObj.options[addObj.options.length-1].selected = true;
                    //addObj.scrollHeight;
                    break;
                }
            }
        }
    }
    $("h_gridcache").value = JSON.stringify(jsonObj);
}

function itemDown(){
    
}

function reInitJs(){
    
    if(document.getElementById("orig"+$("h_templatename").value) == null){
        var url = "../UserSettings/UserGridSource/Orig"+$("h_templatename").value+"Grid.js?uid="+newGuid();
        var loader = dhtmlxAjax.getSync(url);
        var jsVal = loader.xmlDoc.responseText;
        
        if(jsVal.indexOf("headerArgs") >=0 ){
            var oHead = document.getElementsByTagName('head').item(0); 
            var oScript = document.createElement( "script" ); 

            oScript.language = "javascript"; 
            oScript.type = "text/javascript"; 
            oScript.id = "orig"+$("h_templatename").value; 
            oScript.defer = true; 
            oScript.text = jsVal; 

            oHead.appendChild(oScript); 
        }
        
    }
    
//    if(document.getElementById("defaultsource") == null){
//        var url = "../js/DefaultSource.js?uid="+newGuid();
//        var loader = dhtmlxAjax.getSync(url);
//        var jsVal = loader.xmlDoc.responseText;
//        
//        var oHead = document.getElementsByTagName('head').item(0); 
//        var oScript = document.createElement( "script" ); 

//        oScript.language = "javascript"; 
//        oScript.type = "text/javascript"; 
//        oScript.id = "defaultsource"; 
//        oScript.defer = true;
//        oScript.text = jsVal; 

//        oHead.appendChild(oScript); 
//    }
    
    if(document.getElementById($("h_templatename").value) == null){
        var url = "../UserSettings/UserGridSource/" + $("h_userid").value + "grid"+$("h_templatename").value+".js?uid="+newGuid();
        
        var loader = dhtmlxAjax.getSync(url);
        var jsVal = loader.xmlDoc.responseText;
        
        if(jsVal.indexOf("newHeaderArgs") >= 0){
            var oHead = document.getElementsByTagName('head').item(0); 
            var oScript = document.createElement( "script" ); 

            oScript.language = "javascript"; 
            oScript.type = "text/javascript"; 
            oScript.id = $("h_templatename").value; 
            oScript.defer = true; 
            oScript.text = jsVal; 

            oHead.appendChild(oScript); 
        }
    }
//    var templateName = "template"+$("h_templatename").value;
//    if(document.getElementById(templateName) == null){
//        var url = "../UserSettings/UserGridSource/"+templateName+"Grid.js?uid="+newGuid();
//        
//        var loader = dhtmlxAjax.getSync(url);
//        var jsVal = loader.xmlDoc.responseText;
//        
//        alert(jsVal);
//        //if(jsVal.indexOf("tempJson") >= 0){
//            var oHead = document.getElementsByTagName('head').item(0); 
//            var oScript = document.createElement( "script" ); 

//            oScript.language = "javascript"; 
//            oScript.type = "text/javascript"; 
//            oScript.id = templateName; 
//            oScript.defer = true;
//            oScript.charset = "gb2312";
//            oScript.text = jsVal; 

//            oHead.appendChild(oScript);
//        //}
//    }
}

function newGuid(){
    var guid = "";
    for (var i = 1; i <= 32; i++){
      var n = Math.floor(Math.random()*16.0).toString(16);
       guid +=    n;
      if((i==8)||(i==12)||(i==16)||(i==20))
         guid += "-";
     }
    return guid.toUpperCase();
}