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- Patch #217957 by Pasqualle, yched and quicksketch: tabledrag column hiding not taking headers colspan into account + performance improvements.

merge-requests/26/head
Dries Buytaert 2008-05-02 15:20:39 +00:00
parent e094082832
commit 86788d4844
1 changed files with 29 additions and 25 deletions
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54
misc/tabledrag.js
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@ -95,41 +95,45 @@ Drupal.tableDrag = function(table, tableSettings) {
* Hide the columns containing form elements according to the settings for
* this tableDrag instance.
*/
Drupal.tableDrag.prototype.hideColumns = function() {
Drupal.tableDrag.prototype.hideColumns = function(){
for (var group in this.tableSettings) {
// Find the first field in this group.
for (var d in this.tableSettings[group]) {
if ($('.' + this.tableSettings[group][d]['target'], this.table).size()) {
var field = $('.' + this.tableSettings[group][d]['target'] + ':first', this.table);
if (field.size() && this.tableSettings[group][d]['hidden']) {
var hidden = this.tableSettings[group][d]['hidden'];
var field = $('.' + this.tableSettings[group][d]['target'] + ':first', this.table);
var cell = field.parents('td:first, th:first');
var cell = field.parents('td:first');
break;
}
}
// Hide the column containing this field.
if (hidden && cell[0] && cell.css('display') != 'none') {
// Add 1 to our indexes. The nth-child selector is 1 based, not 0 based.
var columnIndex = $('td', field.parents('tr:first')).index(cell.get(0)) + 1;
var headerIndex = $('td:not(:hidden)', field.parents('tr:first')).index(cell.get(0)) + 1;
$('tbody tr', this.table).each(function() {
// Find and hide the cell in the table body.
var cell = $('td:nth-child('+ columnIndex +')', this);
if (cell.size()) {
cell.css('display', 'none');
}
// We might be dealing with a row spanning the entire table.
// Reduce the colspan on the first cell to prevent the cell from
// overshooting the table.
else {
cell = $('td:first', this);
cell.attr('colspan', cell.attr('colspan') - 1);
}
});
$('thead tr', this.table).each(function() {
// Remove table header cells entirely (Safari doesn't hide properly).
var th = $('th:nth-child('+ headerIndex +')', this);
if (th.size()) {
th.remove();
var columnIndex = $('td', cell.parent()).index(cell.get(0)) + 1;
var headerIndex = $('td:not(:hidden)', cell.parent()).index(cell.get(0)) + 1;
$('tr', this.table).each(function(){
var row = $(this);
var parentTag = row.parent().get(0).tagName.toLowerCase();
var index = (parentTag == 'thead') ? headerIndex : columnIndex;
// Adjust the index to take into account colspans.
row.children().each(function(n) {
if (n < index) {
index -= (this.colSpan && this.colSpan > 1) ? this.colSpan - 1 : 0;
}
});
if (index > 0) {
cell = row.children(':nth-child(' + index + ')');
if (cell[0].colSpan > 1) {
// If this cell has a colspan, simply reduce it.
cell[0].colSpan = cell[0].colSpan - 1;
}
else {
// Hide table body cells, but remove table header cells entirely
// (Safari doesn't hide properly).
parentTag == 'thead' ? cell.remove() : cell.css('display', 'none');
}
}
});
}