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The performance of operations expand, collapse improved; Support of interactive tree filter #52

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The performance of operations expand, collapse improved; Support of interactive tree filter #52

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8f2ea7d
The performance of operations expand, collapse improved
DmitriyShiryaev Aug 25, 2016
0aece40
The performance of operations expand, collapse improved: Minified js …
DmitriyShiryaev Aug 25, 2016
911acd8
Merge branch 'performance-expand-collapse-improved'
DmitriyShiryaev Sep 1, 2016
008f1f2
Interactive tree filter
DmitriyShiryaev Aug 31, 2016
a8989f1
Interactive tree filter: Minified js file
DmitriyShiryaev Aug 31, 2016
b23b3d2
Merge branch 'interactive-tree-filter'
DmitriyShiryaev Sep 1, 2016
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150 changes: 147 additions & 3 deletions js/jquery.treegrid.js
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Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,6 @@
//Save state on change
$this.on("change", function() {
var $this = $(this);
$this.treegrid('render');
if ($this.treegrid('getSetting', 'saveState')) {
$this.treegrid('saveState');
}
Expand Down Expand Up @@ -224,6 +223,22 @@
}
return $(this).treegrid('getTreeContainer').data('settings')[name];
},
/**
* Set setting by name
*
* @param {type} name
* @param {type} value
*
* @returns {Node}
*/
setSetting: function(name, value) {
var $this = $(this);
if (!$this.treegrid('getTreeContainer')) {
return $this;
}
$this.treegrid('getTreeContainer').data('settings')[name] = value;
return $this;
},
/**
* Add new settings
*
Expand Down Expand Up @@ -424,11 +439,33 @@
expand: function() {
if (!this.treegrid('isLeaf') && !this.treegrid("isExpanded")) {
this.trigger("expand");

this.treegrid('renderExpander');
this.treegrid('getChildNodes').treegrid('show');

this.trigger("change");
return this;
}
return this;
},
/**
* Show subtree
*
* @returns {Node}
*/
show: function() {
return $(this).each(function() {
var $this = $(this);
if (!$this.treegrid('getSetting', 'filter') ||
$this.treegrid('isMarkedMatched')
) {
$this.show();
if ($this.treegrid('isExpanded')) {
$this.treegrid('getChildNodes').treegrid('show');
}
}
});
},
/**
* Expand all nodes
*
Expand Down Expand Up @@ -463,10 +500,28 @@
var $this = $(this);
if (!$this.treegrid('isLeaf') && !$this.treegrid("isCollapsed")) {
$this.trigger("collapse");

$this.treegrid('renderExpander');
$this.treegrid('getChildNodes').treegrid('hide');

$this.trigger("change");
}
});
},
/**
* Hide subtree
*
* @returns {Node}
*/
hide: function() {
return $(this).each(function() {
var $this = $(this);
$this.hide();
if ($this.treegrid('isExpanded')) {
$this.treegrid('getChildNodes').treegrid('hide');
}
});
},
/**
* Collapse all nodes
*
Expand Down Expand Up @@ -517,7 +572,11 @@
if ($this.treegrid('isOneOfParentsCollapsed')) {
$this.hide();
} else {
$this.show();
if (!$this.treegrid('getSetting', 'filter') ||
$this.treegrid('isMarkedMatched')
) {
$this.show();
}
}
if (!$this.treegrid('isLeaf')) {
$this.treegrid('renderExpander');
Expand All @@ -535,7 +594,6 @@
var $this = $(this);
var expander = $this.treegrid('getSetting', 'getExpander').apply(this);
if (expander) {

if (!$this.treegrid('isCollapsed')) {
expander.removeClass($this.treegrid('getSetting', 'expanderCollapsedClass'));
expander.addClass($this.treegrid('getSetting', 'expanderExpandedClass'));
Expand All @@ -548,6 +606,91 @@
$this.treegrid('renderExpander');
}
});
},

/**
* Filter tree by string.
* Show only branches that have nodes that match the search string.
*
* @returns {Node}
*/
filterAll: function(filterString) {
var $this = $(this);
$this
.treegrid('setSetting', 'filter', filterString)
.treegrid('getRootNodes')
.treegrid('filterRecursive', filterString, false);
return $this;
},
/**
* Filter subtrees by string.
* Show only branches that have nodes that match the search string.
*
* @returns {Boolean}
*/
filterRecursive: function(filterString, parentMatched) {
var matched = false;
$(this).each(function() {
var $this = $(this);

var thisMatched = parentMatched || $this.treegrid('isMatched', filterString);
if (!$this.treegrid('isLeaf')) {
thisMatched = $this.treegrid('getChildNodes').treegrid('filterRecursive', filterString, thisMatched) || thisMatched;
}

if (thisMatched) {
$this.treegrid('markMatched');
if (!$this.treegrid('isOneOfParentsCollapsed')) {
$this.show();
}

} else {
$this.treegrid('unmarkMatched');
$this.hide();
}
matched = matched || thisMatched;
});
return matched;
},
/**
* Return true if the node matches the search string
*
* @returns {Boolean}
*/
isMatched: function(searchString) {
if (!searchString) {
return true;
}
var $this = $(this);
var cell = $this.find('td').get($this.treegrid('getSetting', 'treeColumn'));
return $(cell).filter(":contains('" + searchString.replace(/'/g, "\\'") + "')").length > 0;
},
/**
* Mark node as matched to the filter
*
* @returns {Boolean}
*/
markMatched: function() {
var $this = $(this);
$this.addClass('treegrid-matched');
},
/**
* Is node marked as matched to the filter
*
* @returns {Boolean}
*/
isMarkedMatched: function() {
var $this = $(this);
return $this.hasClass('treegrid-matched');
},
/**
* Mark node as not matched to the filter
*
* @returns {Boolean}
*/
unmarkMatched: function() {
var $this = $(this);
$this.removeClass('treegrid-matched');
}
};
$.fn.treegrid = function(method) {
Expand All @@ -572,6 +715,7 @@
expanderExpandedClass: 'treegrid-expander-expanded',
expanderCollapsedClass: 'treegrid-expander-collapsed',
treeColumn: 0,
filter: null,
getExpander: function() {
return $(this).find('.treegrid-expander');
},
Expand Down
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