var _prompt = "Infomation";
var _ask = "Question";
var _webTimeout = "Access timeout because the server is busy or network failure";
var _needsave = "The SPL file has changed. Do you want to save it?";
var _inputfilename = "Please input filename";

var currFile;
var canSave = false;
var dataFileChanged = false;
function alertError( xhr, type, errorThrown ) {
	if( type == "abort" ) $.messager.alert( "Error", "Server abort", "error" );
	//else $.messager.alert( "Error", xhr.status + "  " + type + ":" + errorThrown, "error" );
	else $.messager.alert( "Error", _webTimeout, "error" );
}

function loadSplxFile( splx ) {
	currFile = splx;
	loadDfx();
}

function loadDfx() {
	var fname = currFile;
	var share = "0";
	dfxFrame.loadDfx( fname, share );
	//���������ļ�
	$.ajax( { type: "POST", url: server + "?d=" + new Date().getTime(), 
		data: { action: "loadDatafile", dfx: fname },
		success: function( msg ) {
			if( msg.indexOf( "error:" ) == 0 ) {
				alert( msg.substring( 6 ) );
				return;
			}
			if( msg == "" ) return;
			var datas = eval( "(" + msg + ")" );
			for( var i = 0; i < datas.length; i++ ) {
				var dfname = datas[i].name;
				var dfdata = datas[i].data;
				addDataTab( dfname, dfdata );
			}
		},
		error:function(xhr,type,errorThrown){
			alertError( xhr, type, errorThrown );
		}
	} );
	
}

function hideDatafileTools() {
	if( !canSave ) {
		$('#dataTab').tabs( "hideTool" );
	}
}

function showDatafileTools() {
	if( canSave ) {
		$('#dataTab').tabs( "showTool" );
	}
}

function saveDfx( flag ) {
	dfxFrame.saveDfx( currFile, "", flag );
	dfxFrame.raqGrid.changed = false;
	dataFileChanged = false;
}

function autoSave() {
	if( !canSave ) return;
	if( !dfxFrame.raqGrid.changed && !dataFileChanged ) return;
	dfxFrame.saveDfx( currFile, "", 0 );
	dfxFrame.raqGrid.changed = false;
	dataFileChanged = false;
}

function _saveDialogOpened( ) {
	var dlg = $('#_savedlg');
	var ww = 500; 
	var hh = 140;
	dlg.dialog('resize',{width:ww,height:hh});
	dlg.dialog('move',{top:$(document).scrollTop() + (document.body.clientHeight - hh )*0.5,left:$(document).scrollLeft() + (document.body.clientWidth - ww )*0.5});
}

function _saveFile( ) {
	var s = $('#dfxname').textbox( "getValue" );
	if( s.trim().length == 0 ) {
		alert( _inputfilename );
		return;
	}
	var oldname = $('#olddfxname')[0].value;
	$("#_savedlg").dialog( "close" );
	dfxFrame.saveDfx( s, oldname );
	dfxFrame.raqGrid.changed = false;
}

var currArgs, currRunFlag, gridArgs;
function openArgsTable( flag, args ) {
	currRunFlag = flag;
	currArgs = args;
	var s = "<table id=argsTbl align=center cellspacing=7>";
	for( var i = 0; i < args.length; i++ ) {
		s += "<tr><td align=right><nowrap>" + args[i].name + "</nowrap></td><td align=left><input type=text spellcheck=false style='width:200px,height:26px,border:1px solid #ccc' value='"
			+ ( args[i].value == null ? "" : args[i].value ) + "'></td></tr>";
	}
	s += "</table>";
	$("#argsTbl").html( s );
	$("#_argsdlg").dialog( "open" );
}

function _argsDialogOpened( ) {
	var dlg = $('#_argsdlg');
	var ww = 360; 
	var hh = 110 + 30 * currArgs.length;
	dlg.dialog('resize',{width:ww,height:hh});
	dlg.dialog('move',{top:$(document).scrollTop() + (document.body.clientHeight - hh )*0.5,left:$(document).scrollLeft() + (document.body.clientWidth - ww )*0.5});
}

function _argsInputed( ) {
	var tbl = $("#argsTbl")[0];
	for( var i = 0; i < tbl.rows.length; i++ ) {
		var pvalue = tbl.rows[i].cells[1].childNodes[0].value;
		currArgs[i].value = pvalue;
	}
	$("#_argsdlg").dialog( "close" );
	dfxFrame.runDfx( currRunFlag, currArgs );
}

function _insertRow() {
	if( dfxFrame.raqGrid.editTD == null ) {
		alert( _selectCurrCell );
		return;
	}
	var rowno = dfxFrame.raqGrid.editTD.parentNode.rowIndex + 1;
	dfxFrame.zsRowCol( rowno, 0, "insertRow" );
}

function _deleteRow() {
	if( dfxFrame.raqGrid.editTD == null ) {
		alert( _selectCurrCell );
		return;
	}
	var rowno = dfxFrame.raqGrid.editTD.parentNode.rowIndex + 1;
	dfxFrame.zsRowCol( rowno, 0, "deleteRow" );
}

function _insertCol() {
	if( dfxFrame.raqGrid.editTD == null ) {
		alert( _selectCurrCell );
		return;
	}
	var colno = dfxFrame.raqGrid.editTD.cellIndex + 1;
	dfxFrame.zsRowCol( 0, colno, "insertCol" );
}

function _deleteCol() {
	if( dfxFrame.raqGrid.editTD == null ) {
		alert( _selectCurrCell );
		return;
	}
	var colno = dfxFrame.raqGrid.editTD.cellIndex + 1;
	dfxFrame.zsRowCol( 0, colno, "deleteCol" );
}

function openArgsEditTable() {
	$("#_argseditdlg").dialog( "open" );
	if( gridArgs == null ) {
		gridArgs = {};
		gridArgs.needInput = false;
		gridArgs.paramCount = 0;
		gridArgs.args = [];
	}
	if( gridArgs != null ) {
		if( gridArgs.needInput ) document.getElementById( "needInputBox" ).checked = true;
		else document.getElementById( "needInputBox" ).checked = false;
		if( gridArgs.args != null ) {
			var data = [];
			for( var i = 0; i < gridArgs.args.length; i++ ) {
				var p = {};
				var arg = gridArgs.args[i];
				p.name = arg.name;
				p.value = arg.value;
				p.remark = arg.remark;
				data[i] = p;
			}
			$("#argsEditTbl").datagrid( "loadData", data );
		}
	}
}

function _argsEditDialogOpened( ) {
	var dlg = $('#_argseditdlg');
	var ww = 540; 
	var hh = 300;
	dlg.dialog('resize',{width:ww,height:hh});
	dlg.dialog('move',{top:$(document).scrollTop() + (document.body.clientHeight - hh )*0.5,left:$(document).scrollLeft() + (document.body.clientWidth - ww )*0.5});
}

function _argsEdited( ) {
	var currrow = $("#argsEditTbl").datagrid( "getSelected" );
	if( currrow != null ) {
		var rowIndex = $("#argsEditTbl").datagrid( "getRowIndex", currrow );
		$("#argsEditTbl").datagrid( "endEdit", rowIndex );
	}
	if( gridArgs == null ) gridArgs = {};
	if( document.getElementById( "needInputBox" ).checked ) gridArgs.needInput = true;
	else gridArgs.needInput = false;
	var data = $("#argsEditTbl").datagrid( "getData" );
	gridArgs.paramCount = data.rows.length;
	gridArgs.args = data.rows;
	for( var i = 0; i < gridArgs.args.length; i++ ) {
		var name = gridArgs.args[i].name;
		if( name == null || name.trim() == "" ) {
			alert( _inputArgName );
			return;
		}
	}
	$("#_argseditdlg").dialog( "close" );
}

function _addArg() {
	$("#argsEditTbl").datagrid( "appendRow", {} );
}

function _delArg() {
	var currrow = $("#argsEditTbl").datagrid( "getSelected" );
	if( currrow == null ) {
		alert( _selectARow );
		return;
	}
	var rowIndex = $("#argsEditTbl").datagrid( "getRowIndex", currrow );
	$("#argsEditTbl").datagrid( "deleteRow", rowIndex );
}

function addDataTab( datafileName, datas ) {
	if( datafileName == null ) {
		datafileName = window.prompt( 'Please input data file name', 'data1.txt' );
	}
	if( datafileName == null || datafileName.trim().length == 0 ) {
		alert( 'Not input data file name!' );
		return;
	}
	if( datas == null ) datas = "";
	var datatab = $('#dataTab');
	var zhidu = "";
	if( !canSave ) zhidu = " readonly";
	datatab.tabs( 'add',{
		title: datafileName,
		content: '<div style="width:100%;height:100%;padding:10px"><span>Input data lines:</span>'
			+ '<textarea style="width:98%;height:95%;overflow-x:auto;white-space: pre;" spellcheck=false' + zhidu + ' onchange="dataFileChanged=true">' 
			+ datas + '</textarea></div>',
		closable: false
	});
	dataFileChanged = true;
}

function removeDataTab() {
	var datatab = $('#dataTab');
	var tab = datatab.tabs('getSelected');
	if (tab){
		var index = datatab.tabs('getTabIndex', tab);
		datatab.tabs('close', index);
	}
	dataFileChanged = true;
}

function cloneDfx() {
	dfxFrame.saveDfx( "null.splx", "", 1 );
}

function getDataFiles() {
	var dfs = [];
	var datatab = $('#dataTab');
	var tabs = datatab.tabs( "tabs" );
	if( tabs.length == 0 ) return dfs;
	var size = 0;
	for( var i = 0; i < tabs.length; i++ ) {
		var tab = datatab.tabs( "getTab",i );
		var dfname = tab.panel("options").title;
		var data = tab.panel("body")[0].childNodes[0].childNodes[1].value;
		var df = {};
		df.name = dfname;
		df.data = data;
		dfs[i] = df;
		size += data.length;
	}
	if( size > 10240 ) return [{error:"The size of Data files exceed 10KB"}];
	return dfs;
}

function lockEditing() {
	$.ajax( { type: "POST", url: server + "?d=" + new Date().getTime(), 
		data: { action: "lockEditing", splx: currFile }, async: false,
		success: function( msg ) {
			if( msg.indexOf( "error:" ) == 0 ) {
				alert( msg.substring( 6 ) );
				return;
			}
		},
		error:function(xhr,type,errorThrown){
			alertError( xhr, type, errorThrown );
		}
	} );
	dfxFrame.saveDfx( currFile, "", 1 );
	dfxFrame.raqGrid.changed = false;
	dataFileChanged = false;
}