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// if xajax has not yet been initialized, wait a second and try again
// once xajax has been initialized, then install the table command
// handlers.
installTableUpdater = function() {
var xjxReady = false;
try {
if (xajax) xjxReady = true;
} catch (e) {
}
if (false == xjxReady) {
setTimeout('installTableUpdater();', 1000);
return;
}
try {
if ('undefined' == typeof xajax.ext.tables)
xajax.ext.tables = {};
} catch (e) {
xajax.ext = {};
xajax.ext.tables = {};
}
// internal helper functions
xajax.ext.tables.internal = {};
xajax.ext.tables.internal.createTable = function(table) {
if ('string' != typeof (table))
throw { name: 'TableError', message: 'Invalid table name specified.' }
var newTable = document.createElement('table');
newTable.id = table;
// save the column configuration
xajax.ext.tables.appendHeader(table + '_header', newTable);
xajax.ext.tables.appendBody(table + '_body', newTable);
xajax.ext.tables.appendFooter(table + '_footer', newTable);
return newTable;
}
xajax.ext.tables.internal.createRow = function(objects, id) {
var row = document.createElement('tr');
if (null != id)
row.id = id;
return row;
}
xajax.ext.tables.internal.createCell = function(objects, id) {
var cell = document.createElement('td');
if (null != id)
cell.id = id;
cell.innerHTML = '...';
return cell;
}
xajax.ext.tables.internal.getColumnNumber = function(objects, cell) {
var position;
var columns = objects.header.getElementsByTagName('td');
for (var column = 0; column < columns.length; ++column)
if (columns[column].id == cell)
return column;
throw { name: 'TableError', message: 'Column not found. (getColumnNumber)' }
return undefined;
}
xajax.ext.tables.internal.objectify = function(params, required) {
if ('undefined' == typeof params.source)
return false;
var source = params.source;
if ('string' == typeof (source))
source = xajax.$(source);
if ('TBODY' == source.nodeName) {
params.table = source.parentNode;
} else if ('TABLE' == source.nodeName) {
params.table = source;
} else if ('TR' == source.nodeName) {
params.row = source;
params.body = source.parentNode;
params.table = source.parentNode.parentNode;
} else if ('TD' == source.nodeName) {
params.cell = source;
params.row = source.parentNode;
params.columns = params.row.getElementsByTagName('TD');
for (var column = 0; 'undefined' == typeof params.column && column < params.columns.length; ++column)
if (params.cell.id == params.columns[column].id)
params.column = column;
params.table = source.parentNode.parentNode.parentNode;
} else if ('THEAD' == source.nodeName) {
params.table = source.parentNode;
} else if ('TFOOT' == source.nodeName) {
params.table = source.parentNode;
} else
params.source = source;
var bodies = params.table.getElementsByTagName('TBODY');
if (0 < bodies.length)
params.body = bodies[0];
var headers = params.table.getElementsByTagName('THEAD');
if (0 < headers.length)
params.header = headers[0];
var feet = params.table.getElementsByTagName('TFOOT');
if (0 < feet.length)
params.footer = feet[0];
if ('undefined' != typeof params.body)
params.rows = params.body.getElementsByTagName('TR');
if ('undefined' != typeof params.row)
params.cells = params.row.getElementsByTagName('TD');
if ('undefined' != typeof params.header)
params.columns = params.header.getElementsByTagName('TD');
if ('undefined' == typeof required)
return true;
for (var index = 0; index < required.length; ++index) {
var require = required[index];
var is_defined = false;
eval('is_defined = (undefined != params.' + require + ');');
if (false == is_defined)
throw { name: 'TableError', message: 'Unable to locate required object [' + require + '].' };
}
return true;
}
// table
xajax.ext.tables.append = function(table, parent) {
if ('string' == typeof (parent))
parent = xajax.$(parent);
parent.appendChild(xajax.ext.tables.internal.createTable(table));
}
xajax.ext.tables.insert = function(table, parent, before) {
if ('string' == typeof (parent))
parent = xajax.$(parent);
if ('string' == typeof (before))
before = xajax.$(before);
parent.insertBefore(xajax.ext.tables.internal.createTable(table), before);
}
xajax.ext.tables.remove = function(table) {
var objects = { source: table };
xajax.ext.tables.internal.objectify(objects, ['table']);
objects.table.parentNode.removeChild(objects.table);
}
xajax.ext.tables.appendHeader = function(id, table) {
var objects = { source: table };
xajax.ext.tables.internal.objectify(objects, ['table']);
if ('undefined' == typeof objects.header) {
var thead = document.createElement('thead');
if (null != id)
thead.id = id;
objects.header = thead;
thead.appendChild(xajax.ext.tables.internal.createRow(objects, null));
if ('undefined' == typeof objects.table.firstChild)
table.appendChild(thead);
else
table.insertBefore(thead, table.firstChild);
}
}
xajax.ext.tables.appendBody = function(id, table) {
var objects = { source: table };
xajax.ext.tables.internal.objectify(objects, ['table']);
if ('undefined' == typeof objects.body) {
var tbody = document.createElement('tbody');
if (null != id)
tbody.id = id;
objects.body = tbody;
}
if ('undefined' != typeof objects.rows) {
for (var rn = 0; rn < objects.rows.length; ++rn) {
var row = objects.rows[rn];
objects.table.removeChild(row);
objects.body.appendChild(row);
}
}
if ('undefined' != typeof objects.footer)
objects.table.insertBefore(objects.body, objects.footer);
else
objects.table.appendChild(objects.body);
}
xajax.ext.tables.appendFooter = function(id, table) {
var objects = { source: table }
xajax.ext.tables.internal.objectify(objects, ['table']);
if ('undefined' == typeof objects.footer) {
var tfoot = document.createElement('tfoot');
if (null != id)
tfoot.id = id;
objects.footer = tfoot;
tfoot.appendChild(xajax.ext.tables.internal.createRow(objects, null));
objects.table.appendChild(tfoot);
}
}
// rows
xajax.ext.tables.rows = {}
xajax.ext.tables.rows.internal = {}
xajax.ext.tables.rows.internal.calculateRow = function(objects, position) {
if ('undefined' == typeof position)
throw { name: 'TableError', message: 'Missing row number / id.' }
if ('undefined' == typeof objects.row)
if ('undefined' != typeof objects.rows)
if ('undefined' != typeof objects.rows[position])
objects.row = objects.rows[position];
if ('undefined' == typeof objects.row)
objects.row = xajax.$(position);
if ('undefined' == typeof objects.row)
throw { name: 'TableError', message: 'Invalid row number / row id specified.' }
}
xajax.ext.tables.rows.append = function(id, table) {
var objects = { source: table }
xajax.ext.tables.internal.objectify(objects, ['table', 'body']);
var row = xajax.ext.tables.internal.createRow(objects, id);
if ('undefined' != typeof objects.columns) {
for (var column = 0; column < objects.columns.length; ++column) {
var cell = xajax.ext.tables.internal.createCell(objects, null);
cell.innerHTML = '...';
row.appendChild(cell);
}
}
objects.body.appendChild(row);
}
xajax.ext.tables.rows.insert = function(id, source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'body']);
if ('undefined' == typeof objects.row)
xajax.ext.tables.rows.internal.calculateRow(objects, position);
var row = xajax.ext.tables.internal.createRow(objects, id);
if ('undefined' != typeof objects.columns) {
for (var column = 0; column < objects.columns.length; ++column) {
var cell = xajax.ext.tables.internal.createCell(objects, null);
cell.innerHTML = '...';
row.appendChild(cell);
}
}
objects.body.insertBefore(row, objects.row);
}
xajax.ext.tables.rows.replace = function(id, source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'body']);
if ('undefined' == typeof objects.row)
xajax.ext.tables.rows.internal.calculateRow(objects, position);
var row = xajax.ext.tables.internal.createRow(objects, id);
if ('undefined' != typeof objects.columns) {
for (var column = 0; column < objects.columns.length; ++column) {
var cell = xajax.ext.tables.internal.createCell(objects, null);
cell.innerHTML = '...';
row.appendChild(cell);
}
}
objects.body.insertBefore(row, objects.row);
objects.body.removeChild(objects.row);
}
xajax.ext.tables.rows.remove = function(source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'body']);
if ('undefined' == typeof objects.row)
xajax.ext.tables.rows.internal.calculateRow(objects, position);
objects.body.removeChild(objects.row);
}
xajax.ext.tables.rows.assignProperty = function(value, source, position, property) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'body', 'header']);
if ('undefined' == typeof objects.row)
xajax.ext.tables.rows.internal.calculateRow(objects, position);
if ('undefined' != typeof property)
eval('objects.row.' + property + ' = value;');
}
xajax.ext.tables.rows.assign = function(values, source, position, start_column) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'body', 'header']);
if ('undefined' == typeof objects.row)
xajax.ext.tables.rows.internal.calculateRow(objects, position);
if ('undefined' == typeof start_column)
start_column = 0;
for (var column = 0; column < values.length; ++column)
xajax.ext.tables.cells.assign(values[column], objects.row, start_column + column);
}
// columns
xajax.ext.tables.columns = {}
xajax.ext.tables.columns.internal = {}
xajax.ext.tables.columns.internal.calculateColumn = function(objects, position) {
if ('undefined' == typeof position)
throw { name: 'TableError', message: 'Missing column number / id.' }
if ('undefined' == typeof objects.column)
if ('undefined' != typeof objects.columns)
if ('undefined' != typeof objects.columns[position])
objects.column = position;
if ('undefined' == typeof objects.column)
for (var column = 0; 'undefined' == typeof objects.column && column < objects.columns.length; ++column)
if (objects.columns[column].id == position)
objects.column = column;
if ('undefined' == typeof objects.column)
throw { name: 'TableError', message: 'Invalid column number / row id specified.' }
}
xajax.ext.tables.columns.append = function(column_definition, table) {
var objects = { source: table }
xajax.ext.tables.internal.objectify(objects, ['table', 'header', 'body']);
var cell = xajax.ext.tables.internal.createCell(objects, column_definition.id);
if ('undefined' != typeof column_definition.name)
cell.innerHTML = column_definition.name;
objects.header.firstChild.appendChild(cell);
if ('undefined' != typeof objects.rows)
for (var i = 0; i < objects.rows.length; ++i)
xajax.ext.tables.cells.append({id: null}, objects.rows[i]);
}
xajax.ext.tables.columns.insert = function(column_definition, source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'header']);
if ('undefined' == typeof objects.column)
xajax.ext.tables.columns.internal.calculateColumn(objects, position);
var column = xajax.ext.tables.internal.createCell(objects, column_definition.id);
if ('undefined' != typeof column_definition.name)
column.innerHTML = column_definition.name;
objects.header.firstChild.insertBefore(column, objects.columns[objects.column]);
if ('undefined' != typeof objects.rows)
for (var i = 0; i < objects.rows.length; ++i)
xajax.ext.tables.cells.insert({id: null}, objects.rows[i], objects.column);
}
xajax.ext.tables.columns.replace = function(column_definition, source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'header', 'columns']);
if ('undefined' == typeof objects.column)
xajax.ext.tables.columns.internal.calculateColumn(objects, position);
var before = objects.columns[objects.column];
var column = xajax.ext.tables.internal.createCell(objects, column_definition.id);
if ('undefined' != typeof column_definition.name)
column.innerHTML = column_definition.name;
objects.header.firstChild.insertBefore(column, before);
objects.header.firstChild.removeChild(before);
if ('undefined' != typeof objects.rows)
for (var i = 0; i < objects.rows.length; ++i)
xajax.ext.tables.cells.replace({id: null}, objects.rows[i], objects.column);
}
xajax.ext.tables.columns.remove = function(source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'header']);
if ('undefined' == typeof objects.column)
xajax.ext.tables.columns.internal.calculateColumn(objects, position);
objects.header.firstChild.removeChild(objects.columns[objects.column]);
if ('undefined' != typeof objects.rows)
for (var i = 0; i < objects.rows.length; ++i)
xajax.ext.tables.cells.remove(objects.rows[i], objects.column);
}
xajax.ext.tables.columns.assign = function(values, source, position, start_row) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'cell']);
if ('undefined' == typeof objects.column)
xajax.ext.tables.columns.internal.calculateColumn(objects, position);
for (var row = 0; row < values.length; ++row)
xajax.ext.tables.cells.assign(values[row], objects.rows[start_row + row], objects.column);
}
xajax.ext.tables.columns.assignProperty = function(value, source, position, property) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'cell']);
if ('undefined' == typeof objects.column)
xajax.ext.tables.columns.internal.calculateColumn(objects, position);
for (var row = 0; row < objects.rows.length; ++row)
xajax.ext.tables.cells.assignProperty(value, objects.rows[row], objects.column, property);
}
// cells
xajax.ext.tables.cells = {}
xajax.ext.tables.cells.internal = {}
xajax.ext.tables.cells.internal.calculateCell = function(objects, position) {
if ('undefined' == typeof position)
throw { name: 'TableError', message: 'Missing cell number / id.' }
if ('undefined' == typeof objects.cell)
if ('undefined' != typeof objects.cells)
if ('undefined' != typeof objects.cells[position])
objects.cell = objects.cells[position];
if ('undefined' == typeof objects.cell)
if ('undefined' != typeof objects.columns)
for (var column = 0; 'undefined' == typeof objects.cell && column < objects.columns.length; ++column)
if (objects.columns[column].id == position)
objects.cell = objects.cells[column];
if ('undefined' == typeof objects.cell)
throw { name: 'TableError', message: 'Invalid cell number / id specified.' }
}
xajax.ext.tables.cells.append = function(cell_definition, source) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'row']);
var cell = xajax.ext.tables.internal.createCell(objects, cell_definition.id);
if ('undefined' != typeof cell_definition.name)
cell.innerHTML = cell_definition.name;
objects.row.appendChild(cell);
}
xajax.ext.tables.cells.insert = function(cell_definition, source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'row']);
if ('undefined' == typeof objects.cell)
xajax.ext.tables.cells.internal.calculateCell(objects, position);
var cell = xajax.ext.tables.internal.createCell(objects, cell_definition.id);
if ('undefined' != typeof cell_definition.name)
cell.innerHTML = cell_definition.name;
objects.row.insertBefore(cell, objects.cell);
}
xajax.ext.tables.cells.replace = function(cell_definition, source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'row']);
if ('undefined' == typeof objects.cell)
xajax.ext.tables.cells.internal.calculateCell(objects, position);
var cell = xajax.ext.tables.internal.createCell(objects, cell_definition.id);
if ('undefined' != typeof cell_definition.name)
cell.innerHTML = cell_definition.name;
objects.row.insertBefore(cell, objects.cell);
objects.row.removeChild(objects.cell);
}
xajax.ext.tables.cells.remove = function(source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'row']);
if ('undefined' == typeof objects.cell)
xajax.ext.tables.cells.internal.calculateCell(objects, position);
objects.row.removeChild(objects.cell);
}
xajax.ext.tables.cells.assign = function(value, source, position) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'row']);
if ('undefined' == typeof objects.cell)
xajax.ext.tables.cells.internal.calculateCell(objects, position);
objects.cell.innerHTML = value;
}
xajax.ext.tables.cells.assignProperty = function(value, source, position, property) {
var objects = { source: source }
xajax.ext.tables.internal.objectify(objects, ['table', 'row']);
if ('undefined' == typeof objects.cell)
xajax.ext.tables.cells.internal.calculateCell(objects, position);
eval('objects.cell.' + property + ' = value;');
}
// command handlers
// tables
xajax.command.handler.register('et_at', function(args) {
args.fullName = 'ext.tables.append';
xajax.ext.tables.append(args.data, args.id);
return true;
});
xajax.command.handler.register('et_it', function(args) {
args.fullName = 'ext.tables.insert';
xajax.ext.tables.insert(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_dt', function(args) {
args.fullName = 'ext.tables.remove';
xajax.ext.tables.remove(args.data);
return true;
});
// rows
xajax.command.handler.register('et_ar', function(args) {
args.fullName = 'ext.tables.rows.append';
xajax.ext.tables.rows.append(args.data, args.id);
return true;
});
xajax.command.handler.register('et_ir', function(args) {
args.fullName = 'ext.tables.rows.insert';
xajax.ext.tables.rows.insert(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_rr', function(args) {
args.fullName = 'ext.tables.rows.replace';
xajax.ext.tables.rows.replace(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_dr', function(args) {
args.fullName = 'ext.tables.rows.remove';
xajax.ext.tables.rows.remove(args.id, args.pos);
return true;
});
xajax.command.handler.register('et_asr', function(args) {
args.fullName = 'ext.tables.rows.assign';
xajax.ext.tables.rows.assign(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_asrp', function(args) {
args.fullName = 'ext.tables.rows.assignProperty';
xajax.ext.tables.rows.assignProperty(args.data, args.id, args.pos, args.prop);
});
// columns
xajax.command.handler.register('et_acol', function(args) {
args.fullName = 'ext.tables.columns.append';
xajax.ext.tables.columns.append(args.data, args.id);
return true;
});
xajax.command.handler.register('et_icol', function(args) {
args.fullName = 'ext.tables.columns.insert';
xajax.ext.tables.columns.insert(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_rcol', function(args) {
args.fullName = 'ext.tables.columns.replace';
xajax.ext.tables.columns.replace(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_dcol', function(args) {
args.fullName = 'ext.tables.columns.remove';
xajax.ext.tables.columns.remove(args.id, args.pos);
return true;
});
xajax.command.handler.register('et_ascol', function(args) {
args.fullName = 'ext.tables.columns.assign';
xajax.ext.tables.columns.assign(args.data, args.id, args.pos, args.type);
return true;
});
xajax.command.handler.register('et_ascolp', function(args) {
args.fullName = 'ext.tables.columns.assignProperty';
xajax.ext.tables.columns.assignProperty(args.data, args.id, args.pos, args.prop);
return true;
});
// cells
xajax.command.handler.register('et_ac', function(args) {
args.fullName = 'ext.tables.cells.append';
xajax.ext.tables.cells.append(args.data, args.id);
return true;
});
xajax.command.handler.register('et_ic', function(args) {
args.fullName = 'ext.tables.cells.insert';
xajax.ext.tables.cells.insert(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_rc', function(args) {
args.fullName = 'ext.tables.cells.replace';
xajax.ext.tables.cells.replace(args.data, args.id, args.pos);
});
xajax.command.handler.register('et_dc', function(args) {
args.fullName = 'ext.tables.cells.remove';
xajax.ext.tables.cells.remove(args.id, args.pos);
return true;
});
xajax.command.handler.register('et_asc', function(args) {
args.fullName = 'ext.tables.cells.assign';
xajax.ext.tables.cells.assign(args.data, args.id, args.pos);
return true;
});
xajax.command.handler.register('et_ascp', function(args) {
args.fullName = 'ext.tables.cells.assignProperty';
xajax.ext.tables.cells.assignProperty(args.data, args.id, args.pos, args.prop);
return true;
});
}
installTableUpdater();