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Create validation on node drop #273

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Create validation on node drop #273

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88 changes: 49 additions & 39 deletions src/js/jquery.orgchart.js
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,7 @@
'exportFilename': 'OrgChart',
'exportFileextension': 'png',
'parentNodeSymbol': 'fa-users',
'validateDrop': false,
'draggable': false,
'direction': 't2b',
'pan': false,
Expand Down Expand Up @@ -688,7 +689,7 @@
});
var dtd = $.Deferred();
// construct the content of node
var $nodeDiv = $('<div' + (opts.draggable ? ' draggable="true"' : '') + (nodeData[opts.nodeId] ? ' id="' + nodeData[opts.nodeId] + '"' : '') + (nodeData.parentId ? ' data-parent="' + nodeData.parentId + '"' : '') + '>')
var $nodeDiv = $('<div' + (opts.validateDrop ? ' validateDrop="true"' : '') + (opts.draggable ? ' draggable="true"' : '') + (nodeData[opts.nodeId] ? ' id="' + nodeData[opts.nodeId] + '"' : '') + (nodeData.parentId ? ' data-parent="' + nodeData.parentId + '"' : '') + '>')
.addClass('node ' + (nodeData.className || '') + (level >= opts.depth ? ' slide-up' : ''));
if (opts.nodeTemplate) {
$nodeDiv.append(opts.nodeTemplate(nodeData));
Expand Down Expand Up @@ -988,44 +989,53 @@
var $dragged = $orgchart.data('dragged');
$orgchart.find('.allowedDrop').removeClass('allowedDrop');
var $dragZone = $dragged.closest('.nodes').siblings().eq(0).children();
// firstly, deal with the hierarchy of drop zone
if (!$dropZone.closest('tr').siblings().length) { // if the drop zone is a leaf node
$dropZone.append('<i class="edge verticalEdge bottomEdge fa"></i>')
.parent().attr('colspan', 2)
.parent().after('<tr class="lines"><td colspan="2"><div class="downLine"></div></td></tr>'
+ '<tr class="lines"><td class="rightLine">&nbsp;</td><td class="leftLine">&nbsp;</td></tr>'
+ '<tr class="nodes"></tr>')
.siblings(':last').append($dragged.find('.horizontalEdge').remove().end().closest('table').parent());
} else {
var dropColspan = parseInt($dropZone.parent().attr('colspan')) + 2;
var horizontalEdges = '<i class="edge horizontalEdge rightEdge fa"></i><i class="edge horizontalEdge leftEdge fa"></i>';
$dropZone.closest('tr').next().addBack().children().attr('colspan', dropColspan);
if (!$dragged.find('.horizontalEdge').length) {
$dragged.append(horizontalEdges);
}
$dropZone.closest('tr').siblings().eq(1).children(':last').before('<td class="leftLine topLine">&nbsp;</td><td class="rightLine topLine">&nbsp;</td>')
.end().next().append($dragged.closest('table').parent());
var $dropSibs = $dragged.closest('table').parent().siblings().find('.node:first');
if ($dropSibs.length === 1) {
$dropSibs.append(horizontalEdges);
}
}
// secondly, deal with the hierarchy of dragged node
var dragColspan = parseInt($dragZone.attr('colspan'));
if (dragColspan > 2) {
$dragZone.attr('colspan', dragColspan - 2)
.parent().next().children().attr('colspan', dragColspan - 2)
.end().next().children().slice(1, 3).remove();
var $dragSibs = $dragZone.parent().siblings('.nodes').children().find('.node:first');
if ($dragSibs.length ===1) {
$dragSibs.find('.horizontalEdge').remove();
}
} else {
$dragZone.removeAttr('colspan')
.find('.bottomEdge').remove()
.end().end().siblings().remove();
}
$orgchart.triggerHandler({ 'type': 'nodedropped.orgchart', 'draggedNode': $dragged, 'dragZone': $dragZone.children(), 'dropZone': $dropZone });
var promise = $.Deferred().resolve();
if (opts.validateDrop) {
promise = $orgchart.triggerHandler({'type': 'validate.nodedropped.orgchart','draggedNode': $dragged,'dragZone': $dragZone.children(),'dropZone': $dropZone});
}
promise.then(function () {
// firstly, deal with the hierarchy of drop zone
if (!$dropZone.closest('tr').siblings().length) { // if the drop zone is a leaf node
$dropZone.append('<i class="edge verticalEdge bottomEdge fa"></i>')
.parent().attr('colspan', 2)
.parent().after('<tr class="lines"><td colspan="2"><div class="downLine"></div></td></tr>'
+ '<tr class="lines"><td class="rightLine">&nbsp;</td><td class="leftLine">&nbsp;</td></tr>'
+ '<tr class="nodes"></tr>')
.siblings(':last').append($dragged.find('.horizontalEdge').remove().end().closest('table').parent());
} else {
var dropColspan = parseInt($dropZone.parent().attr('colspan')) + 2;
var horizontalEdges = '<i class="edge horizontalEdge rightEdge fa"></i><i class="edge horizontalEdge leftEdge fa"></i>';
$dropZone.closest('tr').next().addBack().children().attr('colspan', dropColspan);
if (!$dragged.find('.horizontalEdge').length) {
$dragged.append(horizontalEdges);
}
$dropZone.closest('tr').siblings().eq(1).children(':last').before('<td class="leftLine topLine">&nbsp;</td><td class="rightLine topLine">&nbsp;</td>')
.end().next().append($dragged.closest('table').parent());
var $dropSibs = $dragged.closest('table').parent().siblings().find('.node:first');
if ($dropSibs.length === 1) {
$dropSibs.append(horizontalEdges);
}
}
// secondly, deal with the hierarchy of dragged node
var dragColspan = parseInt($dragZone.attr('colspan'));
if (dragColspan > 2) {
$dragZone.attr('colspan', dragColspan - 2)
.parent().next().children().attr('colspan', dragColspan - 2)
.end().next().children().slice(1, 3).remove();
var $dragSibs = $dragZone.parent().siblings('.nodes').children().find('.node:first');
if ($dragSibs.length ===1) {
$dragSibs.find('.horizontalEdge').remove();
}
} else {
$dragZone.removeAttr('colspan')
.find('.bottomEdge').remove()
.end().end().siblings().remove();
}
$orgchart.triggerHandler({ 'type': 'nodedropped.orgchart', 'draggedNode': $dragged, 'dragZone': $dragZone.children(), 'dropZone': $dropZone });
})
.catch(function () {
console.log('Not allowed to move node to destination');
});
});
}
// allow user to append dom modification after finishing node create of orgchart
Expand Down