Le mardi 26 juillet 2011 11:52:10, Andreas Hocevar a écrit : > Hi Richard, >
Hi Andreas, > one note about license and patents: OpenLayers 2.11 is released under a > simplified license, which does not contain any language about patent > rights. See http://openlayers.org/blog/2011/05/17/simplified-license/ > I was aware, but our legal experts are still explaining me not to send the CCLA ... Nevertheless, we are internally talking of that to find out a workaround solution ! > Also, please let me know if you're able to override constructors in 2.11 > with this approach: > > var A = OpenLayers.Class({...}); > var B = OpenLayers.Class(A, {...}); > > OverloadB = { > initialize: function() {...}, > customMethod: function() {...}, > customProperty: "foo" > }; > var BTemp = OverloadB.initialize; > BTemp.prototpye = B.prototype; > OpenLayers.Util.extend(BTemp.prototype, OverloadB); > B = BTemp; > I made the following tests: X= OpenLayers.Class({ p_:null, px:"PX", initialize: function() { this.p_= "X.initialize"; OpenLayers.Console.info(this.p_); } }); X.Y= OpenLayers.Class(X,{ py:"PY" }); X.Z= OpenLayers.Class(X,{ initialize: function() { this.p_= "Z.initialize"; OpenLayers.Console.info(this.p_); } }); OverloadY= { customProperty: "foo", initialize: function() { this.p_= "Y.initialize"; OpenLayers.Console.info(this.p_); }, customMethod: function() { OpenLayers.Console.info("customMethod="+this.customProperty); } }; var YTemp= OverloadY.initialize; YTemp.prototype= X.Y.prototype; OpenLayers.Util.extend(YTemp.prototype, OverloadY); X.Y= YTemp; delete OverloadY["initialize"]; var ZTemp= X.Z.prototype.initialize; ZTemp.prototype= X.Z.prototype; OpenLayers.Util.extend(ZTemp.prototype, OverloadY); X.Z= ZTemp; try { var y= new X.Y(); OpenLayers.Console.assert((y instanceof X)); OpenLayers.Console.assert((y instanceof X.Y)); OpenLayers.Console.assert((y.p_=="Y.initialize")); y.customMethod(); } catch (exy) { OpenLayers.Console.warn(exy); } try { var z= new X.Z(); OpenLayers.Console.assert((z instanceof X)); OpenLayers.Console.assert((z instanceof X.Z)); OpenLayers.Console.assert((z.p_=="Z.initialize")); z.customMethod(); } catch(exz) { OpenLayers.Console.warn(exz); } And it seems ok ! Nice. I will incorporate this in my OpenLayers.overload method and test in both 2.11 and 2.10 ... Stay tuned ! Thanks didier > Andreas. > -- RICHARD Didier - Chef du pôle technique du Géoportail 2/4, avenue Pasteur - 94165 Saint Mandé Cedex Tél : +33 (0) 1 43 98 83 23 _______________________________________________ Dev mailing list d...@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/openlayers-dev
