PC World 2008 April/PCWorld_2008-04_cd.bin/komercni software/miton/SystemMechanic7Pro.exe/{app}/smhtml.dll/1033/HTML/DATATABLE.JS

Text File | 2008-01-24 | 10.3 KB | 463 lines

function DataTable()
{
  this.ID = "";
  this.Class = "";
  this.Style = "";
  this.Width = "";
  this.LabelClass = "NOT_ASSIGNED";
  this.ValueClass = "NOT_ASSIGNED";

  this.ItemClass = "NOT_ASSIGNED";
  this.AlternateItemClass = "NOT_ASSIGNED";

  this.Border = "0";
  this.Cellspacing = "1";
  this.Cellpadding = "3";

  this.Items = new Array();
  this.Render = __RenderDataTable;
  this.Add = __AddItemToDataTable;
  this.AddWithKey = __AddItemToDataTableWithKey;
  this.AddWithKeyByIndex = __AddItemToDataTableWithKeyByIndex;

  this.ChangeCellbyKey = __ChangeDataTableCellbyKey; // change cell by using primary key (does't work in firefox)
  this.ChangeCell = __ChangeDataTableCell;
  this.ChangeClassInRowByIndex = __ChangeClassInRowByIndex;

  this.DeleteRow = __DeleteRow; // delete row by using primary key
  this.DeleteRowByIndex = __DeleteRowByIndex;
  this.Alternate = __Alternate;

  this.Clear = __DataTableClearAllItems;

  this.Count = __DataTableRowCount;

  this._Rendered = false;

  this._ClientID = __ClientID;
}

function __ClientID()
{
  return "datatable_tbl_" + this.ID;
}

function __DataTableRowCount()
{
   var tbl = Get("datatable_tbl_" + this.ID);

   if ( tbl == null )
      return 0;

   var tbody = tbl.childNodes[0];
   return tbody.rows.length;
}

function __DataTableClearAllItems()
{
   var tbl = Get("datatable_tbl_" + this.ID);
   if ( tbl == null )
      return;
   var count = tbl.childNodes[0].rows.length;

   for( var x=0; x< count; x++ )
     tbl.deleteRow(0);
}

function DataTableItem()
{
  this.Items; // array of values

  // id of the parent table
  this.ParentID = "";

  this.PrimaryKey = false;

  this.Label;
  this.Value;

  this.ItemClass = "NOT_ASSIGNED";
  this.AlternateItemClass = "NOT_ASSIGNED";

  this.Render = __RenderDataTableItem;
}


function __RenderDataTable()
{
  var content = "";
  content += "<table id=\"datatable_tbl_" + this.ID + "\"cellspacing=\"" + this.Cellspacing + "\" cellpadding=\"" + this.Cellpadding + "\" border=\"" + this.Border + "\"";

  if (this.Width != "")
    content += " width=\"" + this.Width + "\"";


  if (this.Class != "")
    content += " class=\"" + this.Class + "\"";


  content += ">";

  for (var x = 0; x < this.Items.length; x++)
  {
    content += this.Items[x].Render(x);
  }

  content += "</table>";

  this._Rendered = true;


  return content;
}

function __RenderDataTableItem()
{
  var content = "";

  var id = "";
  var start = 0;

  if ( this.Items[0] != "" && this.Items[0] != null && this.PrimaryKey)
  {
    id = "id=\"tr_" + this.ParentID + "_" + this.Items[0] + "\"";
    start = 1;
  }

  if ( arguments.length )
  {
            var x = arguments[0];
            if(x % 2 == 0)
     {
       content += "<tr valign=\"top\"  "+ id  +" class=\""+ this.ItemClass +"\">";
     }
     else
     {
       content += "<tr valign=\"top\"  "+ id  +" class=\""+ this.AlternateItemClass +"\">";
     }
    }
    else
    {
   content += "<tr valign=\"top\"  "+ id  +" >";
  }



  for ( x = start; x < this.Items.length; x++)
  {
    content += "<td >";
    content += this.Items[x];
    content += "</td>";
  }
  content += "</tr>";

  return content;
}

// Adding a new row to the table
function __AddItemToDataTable()
{
  var item = new DataTableItem();
  item.ParentID = this.ID;

   // values
  item.Items = arguments;

  // array of values passed
   if(   arguments[0].length > 1 && arguments.length==1)
     item.Items[0] = arguments[0];

  //item.Label = label;
  //item.Value = value;
  item.LabelClass = this.LabelClass;
  item.ValueClass = this.ValueClass;

  item.ItemClass = this.ItemClass;
  item.AlternateItemClass = this.AlternateItemClass;

 if( Get("datatable_tbl_" + this.ID) != null )
  {
    // The data table has already been rendered, so we need to manually
    // add the data table item.
    var tbl = Get("datatable_tbl_" + this.ID);

    if ( tbl == null )
      return;

      var tbody ;
    var row ;


    //workaround for firefox
    if ( tbl.childNodes.length == 0 )
     {
       //firefox
       row=tbl.insertRow(0);
     }
      else
     {
       // ie
      tbody = tbl.childNodes[0];
      row = tbody.insertRow(tbody.rows.length);
     }

    var cell = null;

     for (var x = 0; x < item.Items.length; x++)
    {
     cell = row.insertCell(row.cells.length);
     cell.innerHTML = item.Items[x];
    }
  }

  this.Items[this.Items.length] = item;

  // recalculate row background colors
  this.Alternate();

}

// Adding a new row to the table
// Example : suppose columns = 3, "__AddItemToDataTable(pk, v1, v2, v3)"
// the first value is taken as the primarykey and will not add to the row
function __AddItemToDataTableWithKey()
{
  var item = new DataTableItem();
  item.ParentID = this.ID;

  item.PrimaryKey = true;

   // values array
  item.Items = arguments;

  // array of values passed
   if(   arguments[0].length > 1 && arguments.length==1)
     item.Items[0] = arguments[0];

  //item.Label = label;
  //item.Value = value;
  item.LabelClass = this.LabelClass;
  item.ValueClass = this.ValueClass;

  item.ItemClass = this.ItemClass;
  item.AlternateItemClass = this.AlternateItemClass;

   var tbl = Get("datatable_tbl_" + this.ID);

  if (tbl != null)
  {
    // The data table has already been rendered, so we need to manually
    // add the data table item.

    var tbody ;
    var row ;

    //workaround for firefox
    if ( tbl.childNodes.length == 0 )
     {
       //firefox
       row=tbl.insertRow(0);
     }
      else
     {
       // ie
      tbody = tbl.childNodes[0];
      row = tbody.insertRow(tbody.rows.length);
     }

    //take the first value as the primary key
    if (  item.Items[0] != null)
    {
      // adding the primary key to the table row 'id'
      var rowid = "tr_" + this.ID + "_" + item.Items[0];
       row.setAttribute('id', rowid );
    }

    var cell = null;

     for (var x = 1; x < item.Items.length; x++)
    {
     cell = row.insertCell(row.cells.length);
     cell.innerHTML = item.Items[x];
    }

  }

  this.Items[this.Items.length] = item;

  // recalculate row background colors
  this.Alternate();

}



// Adding a new row to the table
// Example : suppose columns = 3, "__AddItemToDataTable(pk,index, v1, v2, v3)"
// the first value is taken as the primarykey and will not add to the row
function __AddItemToDataTableWithKeyByIndex()
{
  var item = new DataTableItem();
  item.ParentID = this.ID;

  item.PrimaryKey = true;

   // values array
  item.Items = arguments;

  // array of values passed
   if(   arguments[0].length > 1 && arguments.length==1)
     item.Items[0] = arguments[0];

  //item.Label = label;
  //item.Value = value;
  item.LabelClass = this.LabelClass;
  item.ValueClass = this.ValueClass;

  item.ItemClass = this.ItemClass;
  item.AlternateItemClass = this.AlternateItemClass;

   var tbl = Get("datatable_tbl_" + this.ID);

  if (tbl != null)
  {
    // The data table has already been rendered, so we need to manually
    // add the data table item.

    var tbody ;
    var row ;

      var index = item.Items[1]
    //workaround for firefox
    if ( tbl.childNodes.length == 0 )
     {
       //firefox
       row=tbl.insertRow(index);
     }
      else
     {
       // ie
      tbody = tbl.childNodes[0];
      row = tbody.insertRow(index);
     }

    //take the first value as the primary key
    if (  item.Items[0] != null)
    {
      // adding the primary key to the table row 'id'
      var rowid = "tr_" + this.ID + "_" + item.Items[0];
       row.setAttribute('id', rowid );
    }



    var cell = null;

     for (var x = 2; x < item.Items.length; x++)
    {
     cell = row.insertCell(row.cells.length);
     cell.innerHTML = item.Items[x];
    }

  }

  this.Items[this.Items.length] = item;

  // recalculate row background colors
  this.Alternate();

}

function __ChangeDataTableCellbyKey( text , pkValue , column )
{
   var tbl = Get("datatable_tbl_" + this.ID);
   var rowID = "tr_" + this.ID + "_" + pkValue;
   var row = Get ( rowID );
   if( row == null )
     return;
   this.ChangeCell( text ,  row.rowIndex, column );
}

function __ChangeDataTableCell(text, row, column)
{
  var element = document.getElementById("datatable_tbl_" + this.ID);
  var tbody = element.childNodes[0];
  var row = tbody.rows[row];
  var cell = row.cells[column];
  cell.innerHTML = text;
}

function __ChangeClassInRowByIndex(index, Class)
{
  var element = document.getElementById("datatable_tbl_" + this.ID);
  if(element == null)
  return;
  var tbody = element.childNodes[0];
  var row = tbody.rows[index];
  row.className = Class;
}

//delete row by primary key
function __DeleteRow( pkValue )
{
   var tbl = Get("datatable_tbl_" + this.ID);
   var rowID = "tr_" + this.ID + "_" + pkValue;
   var row = Get ( rowID );

   if( row == null )
     return;

   this.DeleteRowByIndex( row.rowIndex );
}

function __DeleteRowByIndex( index )
{
  var tbl = Get("datatable_tbl_" + this.ID);

    // table is not found or index is out of range
    if ( tbl == null || ( tbl.rows.length < index+1))
      return;
    else
     this._Rendered = true;

  tbl.deleteRow( index );

  //recalculate row background colours
  this.Alternate();
}

function __Alternate()
{

 // if table is not rendered return
  var tbl = Get("datatable_tbl_" + this.ID);
 if (! tbl ==null )
    return;

  if (this.ItemClass == "NOT_ASSIGNED" )
   return;

  if (this.AlternateItemClass == "NOT_ASSIGNED" )
   this.AlternateItemClass = this.ItemClass;

   var table = Get("datatable_tbl_" + this.ID);

   if (table == null )
      return;

  var rows = table.rows;

   for(i = 0; i < rows.length; i++)
   {
     if(i % 2 == 0)
     {
       rows[i].className = this.ItemClass;
     }
     else
     {
       rows[i].className = this.AlternateItemClass;
     }
   }

}