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;(function($) {
/*
**
* jqGrid extension - Tree Grid
* Tony Tomov tony@trirand.com
* http://trirand.com/blog/
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
**/
$.fn.extend({
setTreeNode : function(rd, row){
return this.each(function(){
var $t = this;
if( !$t.grid || !$t.p.treeGrid ) { return; }
var expCol = $t.p.expColInd;
var expanded = $t.p.treeReader.expanded_field;
var isLeaf = $t.p.treeReader.leaf_field;
var level = $t.p.treeReader.level_field;
row.level = rd[level];
if($t.p.treeGridModel == 'nested') {
row.lft = rd[$t.p.treeReader.left_field];
row.rgt = rd[$t.p.treeReader.right_field];
if(!rd[isLeaf]) {
// NS Model
rd[isLeaf] = (parseInt(row.rgt,10) === parseInt(row.lft,10)+1) ? 'true' : 'false';
}
} else {
row.parent_id = rd[$t.p.treeReader.parent_id_field];
}
var curLevel = parseInt(row.level,10), ident,lftpos;
if($t.p.tree_root_level === 0) {
ident = curLevel+1;
lftpos = curLevel;
} else {
ident = curLevel;
lftpos = curLevel -1;
}
var twrap = "<div class='tree-wrap' style='width:"+(ident*18)+"px;'>";
twrap += "<div style='left:"+(lftpos*18)+"px;' class='ui-icon ";
if(rd[isLeaf] == "true" || rd[isLeaf] ==true) {
twrap += $t.p.treeIcons.leaf+" tree-leaf'";
row.isLeaf = true;
} else {
if(rd[expanded] == "true" || rd[expanded] == true) {
twrap += $t.p.treeIcons.minus+" tree-minus treeclick'";
row.expanded = true;
} else {
twrap += $t.p.treeIcons.plus+" tree-plus treeclick'";
row.expanded = false;
}
row.isLeaf = false;
}
twrap += "</div></div>";
if(parseInt(rd[level],10) !== parseInt($t.p.tree_root_level,10)) {
if(!$($t).isVisibleNode(row)){
$(row).css("display","none");
}
}
$("td:eq("+expCol+")",row).wrapInner("<span></span>").prepend(twrap);
$(".treeclick",row).bind("click",function(e){
var target = e.target || e.srcElement;
var ind =$(target,$t.rows).parents("tr.jqgrow")[0].rowIndex;
if(!$t.rows[ind].isLeaf){
if($t.rows[ind].expanded){
$($t).collapseRow($t.rows[ind]);
$($t).collapseNode($t.rows[ind]);
} else {
$($t).expandRow($t.rows[ind]);
$($t).expandNode($t.rows[ind]);
}
}
return false;
});
if($t.p.ExpandColClick === true) {
$("span", row).css("cursor","pointer").bind("click",function(e){
var target = e.target || e.srcElement;
var ind =$(target,$t.rows).parents("tr.jqgrow")[0].rowIndex;
if(!$t.rows[ind].isLeaf){
if($t.rows[ind].expanded){
$($t).collapseRow($t.rows[ind]);
$($t).collapseNode($t.rows[ind]);
} else {
$($t).expandRow($t.rows[ind]);
$($t).expandNode($t.rows[ind]);
}
}
$($t).setSelection($t.rows[ind].id);
return false;
});
}
});
},
setTreeGrid : function() {
return this.each(function (){
var $t = this, i=0;
if(!$t.p.treeGrid) { return; }
if(!$t.p.treedatatype ) $.extend($t.p,{treedatatype: $t.p.datatype});
$t.p.subGrid = false; $t.p.altRows =false;
$t.p.pgbuttons = false; $t.p.pginput = false;
$t.p.multiselect = false; $t.p.rowList = [];
$t.p.treeIcons = $.extend({plus:'ui-icon-triangle-1-e',minus:'ui-icon-triangle-1-s',leaf:'ui-icon-radio-off'},$t.p.treeIcons || {});
if($t.p.treeGridModel == 'nested') {
$t.p.treeReader = $.extend({
level_field: "level",
left_field:"lft",
right_field: "rgt",
leaf_field: "isLeaf",
expanded_field: "expanded"
},$t.p.treeReader);
} else
if($t.p.treeGridModel == 'adjacency') {
$t.p.treeReader = $.extend({
level_field: "level",
parent_id_field: "parent",
leaf_field: "isLeaf",
expanded_field: "expanded"
},$t.p.treeReader );
}
for (var key in $t.p.colModel){
if($t.p.colModel[key].name == $t.p.ExpandColumn) {
$t.p.expColInd = i;
break;
}
i++;
}
if(!$t.p.expColInd) $t.p.expColInd =0;
$.each($t.p.treeReader,function(i,n){
if(n){
$t.p.colNames.push(n);
$t.p.colModel.push({name:n,width:1,hidden:true,sortable:false,resizable:false,hidedlg:true,editable:true,search:false});
}
});
});
},
expandRow: function (record){
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
var childern = $($t).getNodeChildren(record);
//if ($($t).isVisibleNode(record)) {
$(childern).each(function(i){
$(this).css("display","");
if(this.expanded) {
$($t).expandRow(this);
}
});
//}
});
},
collapseRow : function (record) {
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
var childern = $($t).getNodeChildren(record);
$(childern).each(function(i){
$(this).css("display","none");
$($t).collapseRow(this);
});
});
},
// NS ,adjacency models
getRootNodes : function() {
var result = [];
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
switch ($t.p.treeGridModel) {
case 'nested' :
var level = $t.p.treeReader.level_field;
$($t.rows).each(function(i){
if(parseInt(this[level],10) === parseInt($t.p.tree_root_level,10)) {
result.push(this);
}
});
break;
case 'adjacency' :
$($t.rows).each(function(i){
if(this.parent_id == null || this.parent_id.toLowerCase() == "null") {
result.push(this);
}
});
break;
}
});
return result;
},
getNodeDepth : function(rc) {
var ret = null;
this.each(function(){
var $t = this;
if(!this.grid || !this.p.treeGrid) { return; }
switch ($t.p.treeGridModel) {
case 'nested' :
ret = parseInt(rc.level,10) - parseInt(this.p.tree_root_level,10);
break;
case 'adjacency' :
ret = $($t).getNodeAncestors(rc).length;
break;
}
});
return ret;
},
getNodeParent : function(rc) {
var result = null;
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
switch ($t.p.treeGridModel) {
case 'nested' :
var lft = parseInt(rc.lft,10), rgt = parseInt(rc.rgt,10), level = parseInt(rc.level,10);
$(this.rows).each(function(){
if(parseInt(this.level,10) === level-1 && parseInt(this.lft) < lft && parseInt(this.rgt) > rgt) {
result = this;
return false;
}
});
break;
case 'adjacency' :
$(this.rows).each(function(){
if(this.id == rc.parent_id ) {
result = this;
return false;
}
});
break;
}
});
return result;
},
getNodeChildren : function(rc) {
var result = [];
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
switch ($t.p.treeGridModel) {
case 'nested' :
var lft = parseInt(rc.lft,10), rgt = parseInt(rc.rgt,10), level = parseInt(rc.level,10);
$(this.rows).each(function(i){
if(parseInt(this.level,10) === level+1 && parseInt(this.lft,10) > lft && parseInt(this.rgt,10) < rgt) {
result.push(this);
}
});
break;
case 'adjacency' :
$(this.rows).each(function(i){
if(this.parent_id == rc.id) {
result.push(this);
}
});
break;
}
});
return result;
},
getFullTreeNode : function(rc) {
var result = [];
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
switch ($t.p.treeGridModel) {
case 'nested' :
var lft = parseInt(rc.lft,10), rgt = parseInt(rc.rgt,10), level = parseInt(rc.level,10);
$(this.rows).each(function(i){
if(parseInt(this.level,10) >= level && parseInt(this.lft,10) >= lft && parseInt(this.lft,10) <= rgt) {
result.push(this);
}
});
break;
case 'adjacency' :
result.push(rc);
$(this.rows).each(function(i){
len = result.length;
for (i = 0; i < len; i++) {
if (result[i].id == this.parent_id) {
result.push(this);
break;
}
}
});
break;
}
});
return result;
},
// End NS, adjacency Model
getNodeAncestors : function(rc) {
var ancestors = [];
this.each(function(){
if(!this.grid || !this.p.treeGrid) { return; }
var parent = $(this).getNodeParent(rc);
while (parent) {
ancestors.push(parent);
parent = $(this).getNodeParent(parent);
}
});
return ancestors;
},
isVisibleNode : function(rc) {
var result = true;
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
var ancestors = $($t).getNodeAncestors(rc);
$(ancestors).each(function(){
result = result && this.expanded;
if(!result) {return false;}
});
});
return result;
},
isNodeLoaded : function(rc) {
var result;
this.each(function(){
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
if(rc.loaded !== undefined) {
result = rc.loaded;
} else if( rc.isLeaf || $($t).getNodeChildren(rc).length > 0){
result = true;
} else {
result = false;
}
});
return result;
},
expandNode : function(rc) {
return this.each(function(){
if(!this.grid || !this.p.treeGrid) { return; }
if(!rc.expanded) {
if( $(this).isNodeLoaded(rc) ) {
rc.expanded = true;
$("div.treeclick",rc).removeClass(this.p.treeIcons.plus+" tree-plus").addClass(this.p.treeIcons.minus+" tree-minus");
} else {
rc.expanded = true;
$("div.treeclick",rc).removeClass(this.p.treeIcons.plus+" tree-plus").addClass(this.p.treeIcons.minus+" tree-minus");
this.p.treeANode = rc.rowIndex;
this.p.datatype = this.p.treedatatype;
if(this.p.treeGridModel == 'nested') {
$(this).setGridParam({postData:{nodeid:rc.id,n_left:rc.lft,n_right:rc.rgt,n_level:rc.level}});
} else {
$(this).setGridParam({postData:{nodeid:rc.id,parentid:rc.parent_id,n_level:rc.level}});
}
$(this).trigger("reloadGrid");
if(this.p.treeGridModel == 'nested') {
$(this).setGridParam({postData:{nodeid:'',n_left:'',n_right:'',n_level:''}});
} else {
$(this).setGridParam({postData:{nodeid:'',parentid:'',n_level:''}});
}
}
}
});
},
collapseNode : function(rc) {
return this.each(function(){
if(!this.grid || !this.p.treeGrid) { return; }
if(rc.expanded) {
rc.expanded = false;
$("div.treeclick",rc).removeClass(this.p.treeIcons.minus+" tree-minus").addClass(this.p.treeIcons.plus+" tree-plus");
}
});
},
SortTree : function( newDir) {
return this.each(function(){
if(!this.grid || !this.p.treeGrid) { return; }
var i, len,
rec, records = [], $t = this,
roots = $(this).getRootNodes();
// Sorting roots
roots.sort(function(a, b) {
if (a.sortKey < b.sortKey) {return -newDir;}
if (a.sortKey > b.sortKey) {return newDir;}
return 0;
});
if(roots[0]){
$("td",roots[0]).each( function( k ) {
$(this).css("width",$t.grid.headers[k].width+"px");
});
$t.grid.cols = roots[0].cells;
}
// Sorting children
for (i = 0, len = roots.length; i < len; i++) {
rec = roots[i];
records.push(rec);
$(this).collectChildrenSortTree(records, rec, newDir);
}
$.each(records, function(index, row) {
$('tbody',$t.grid.bDiv).append(row);
row.sortKey = null;
});
});
},
collectChildrenSortTree : function(records, rec, newDir) {
return this.each(function(){
if(!this.grid || !this.p.treeGrid) { return; }
var i, len,
child,
children = $(this).getNodeChildren(rec);
children.sort(function(a, b) {
if (a.sortKey < b.sortKey) {return -newDir;}
if (a.sortKey > b.sortKey) {return newDir;}
return 0;
});
for (i = 0, len = children.length; i < len; i++) {
child = children[i];
records.push(child);
$(this).collectChildrenSortTree(records, child,newDir);
}
});
},
// experimental
setTreeRow : function(rowid, data) {
var nm, success=false;
this.each(function(){
var t = this;
if(!t.grid || !t.p.treeGrid) { return; }
success = $(t).setRowData(rowid,data);
});
return success;
},
delTreeNode : function (rowid) {
return this.each(function () {
var $t = this;
if(!$t.grid || !$t.p.treeGrid) { return; }
var rc = $($t).getInd(rowid,true);
if (rc) {
var dr = $($t).getNodeChildren(rc);
if(dr.length>0){
for (var i=0;i<dr.length;i++){
$($t).delRowData(dr[i].id);
}
}
$($t).delRowData(rc.id);
}
});
}
});
})(jQuery);
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