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/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
dojo._xdResourceLoaded(function(dojo, dijit, dojox){
return {depends: [["provide", "dojox.grid.enhanced.plugins.GridSource"],
["require", "dojo.dnd.Source"],
["require", "dojox.grid.enhanced.plugins.DnD"]],
defineResource: function(dojo, dijit, dojox){if(!dojo._hasResource["dojox.grid.enhanced.plugins.GridSource"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.grid.enhanced.plugins.GridSource"] = true;
dojo.provide("dojox.grid.enhanced.plugins.GridSource");
dojo.require("dojo.dnd.Source");
dojo.require("dojox.grid.enhanced.plugins.DnD");
(function(){
var _joinToArray = function(arrays){
var a = arrays[0];
for(var i = 1; i < arrays.length; ++i){
a = a.concat(arrays[i]);
}
return a;
};
dojo.declare("dojox.grid.enhanced.plugins.GridSource", dojo.dnd.Source, {
// summary:
// A special source that can accept grid contents.
// Only for non-grid widgets or domNodes.
accept: ["grid/cells", "grid/rows", "grid/cols", "text"],
// insertNodesForGrid:
// If you'd like to insert some sort of nodes into your dnd source, turn this on,
// and override getCellContent/getRowContent/getColumnContent
// to populate the dnd data in your desired format.
insertNodesForGrid: false,
markupFactory: function(params, node){
return new dojox.grid.enhanced.plugins.GridSource(node, params);
},
checkAcceptance: function(source, nodes){
if(source instanceof dojox.grid.enhanced.plugins.GridDnDSource){
if(nodes[0]){
var item = source.getItem(nodes[0].id);
if(item && (dojo.indexOf(item.type, "grid/rows") >= 0 || dojo.indexOf(item.type, "grid/cells") >= 0) &&
!source.dndPlugin._allDnDItemsLoaded()){
return false;
}
}
this.sourcePlugin = source.dndPlugin;
}
return this.inherited(arguments);
},
onDraggingOver: function(){
if(this.sourcePlugin){
this.sourcePlugin._isSource = true;
}
},
onDraggingOut: function(){
if(this.sourcePlugin){
this.sourcePlugin._isSource = false;
}
},
onDropExternal: function(source, nodes, copy){
if(source instanceof dojox.grid.enhanced.plugins.GridDnDSource){
var ranges = dojo.map(nodes, function(node){
return source.getItem(node.id).data;
});
var item = source.getItem(nodes[0].id);
var grid = item.dndPlugin.grid;
var type = item.type[0];
var range;
try{
switch(type){
case "grid/cells":
nodes[0].innerHTML = this.getCellContent(grid, ranges[0].min, ranges[0].max) || "";
this.onDropGridCells(grid, ranges[0].min, ranges[0].max);
break;
case "grid/rows":
range = _joinToArray(ranges);
nodes[0].innerHTML = this.getRowContent(grid, range) || "";
this.onDropGridRows(grid, range);
break;
case "grid/cols":
range = _joinToArray(ranges);
nodes[0].innerHTML = this.getColumnContent(grid, range) || "";
this.onDropGridColumns(grid, range);
break;
}
if(this.insertNodesForGrid){
this.selectNone();
this.insertNodes(true, [nodes[0]], this.before, this.current);
}
item.dndPlugin.onDragOut(!copy);
}catch(e){
console.warn("GridSource.onDropExternal() error:",e);
}
}else{
this.inherited(arguments);
}
},
getCellContent: function(grid, leftTopCell, rightBottomCell){
// summary:
// Fill node innerHTML for dnd grid cells.
// sample code:
// var cells = grid.layout.cells;
// var store = grid.store;
// var cache = grid._by_idx;
// var res = "Grid Cells from " + grid.id + ":<br/>";
// for(var r = leftTopCell.row; r <= rightBottomCell.row; ++r){
// for(var c = leftTopCell.col; c <= rightBottomCell.col; ++c){
// res += store.getValue(cache[r].item, cells[c].field) + ", ";
// }
// res = res.substring(0, res.length - 2) + ";<br/>";
// }
// return res;
},
getRowContent: function(grid, rowIndexes){
// summary:
// Fill node innerHTML for dnd grid rows.
// sample code:
// var cells = grid.layout.cells;
// var store = grid.store;
// var cache = grid._by_idx;
// var res = "Grid Rows from " + grid.id + ":<br/>";
// for(var i = 0; i < rowIndexes.length; ++i){
// var r = rowIndexes[i];
// res += "Row " + r + ": ";
// for(var j = 0; j < cells.length; ++j){
// if(!cells[j].hidden){
// res += store.getValue(cache[r].item, cells[j].field) + ", ";
// }
// }
// res = res.substring(0, res.length - 2) + ";<br/>";
// }
// return res;
},
getColumnContent: function(grid, colIndexes){
// summary:
// Fill node innerHTML for dnd grid columns.
// sample code:
// var cells = grid.layout.cells;
// var res = "Grid Columns from " + grid.id + ":";
// for(var i = 0; i < colIndexes.length; ++i){
// var c = colIndexes[i];
// res += (cells[c].name || cells[c].field) + ", ";
// }
// return res.substring(0, res.length - 2);
},
onDropGridCells: function(grid, leftTopCell, rightBottomCell){
},
onDropGridRows: function(grid, rowIndexes){
},
onDropGridColumns: function(grid, colIndexes){
}
});
})();
}
}};});
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