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December 22, 2015 08:09
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Overloading the dojo/app/view's loadTemplate function to support loading urls as part of the template
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| // Overload the view loader.. | |
| View.prototype._loadTemplate = function(){ | |
| var localView = this; | |
| // summary: | |
| // load view HTML template and dependencies. | |
| // tags: | |
| // private | |
| // | |
| var tpl = this.template; | |
| var deps = this.dependencies?this.dependencies:[]; | |
| if(this.templateString){ | |
| return true; | |
| }else if (tpl.indexOf("$") == 0){ | |
| var url = tpl.substring(1, tpl.length); | |
| var requestDeferred = request.get(url); | |
| requestDeferred.then(function _success(data) { | |
| localView.templateString = data; | |
| }, | |
| function _error(error) { | |
| localView.templateString = "<div>Error: "+error+"</div>"; | |
| }); | |
| var loadViewDeferred = new Deferred(); | |
| when(requestDeferred, lang.hitch(this, function() { | |
| loadViewDeferred.resolve(this); | |
| })); | |
| return loadViewDeferred; | |
| }else{ | |
| if(tpl){ | |
| if(tpl.indexOf("./") == 0){ | |
| tpl = "app/"+tpl; | |
| } | |
| deps = deps.concat(["dojo/text!"+tpl]); | |
| } | |
| var def = new Deferred(); | |
| if(deps.length > 0){ | |
| var requireSignal; | |
| try{ | |
| requireSignal = require.on("error", lang.hitch(this, function(error){ | |
| if(def.isResolved() || def.isRejected()){ | |
| return; | |
| } | |
| if(error.info[0] && error.info[0].indexOf(this.template) >= 0 ){ | |
| def.resolve(false); | |
| requireSignal.remove(); | |
| } | |
| })); | |
| require(deps, function(){ | |
| def.resolve.call(def, arguments); | |
| requireSignal.remove(); | |
| }); | |
| }catch(e){ | |
| def.resolve(false); | |
| if(requireSignal){ | |
| requireSignal.remove(); | |
| } | |
| } | |
| }else{ | |
| def.resolve(true); | |
| } | |
| var loadViewDeferred = new Deferred(); | |
| when(def, lang.hitch(this, function(){ | |
| this.templateString = this.template ? arguments[0][arguments[0].length - 1] : "<div></div>"; | |
| loadViewDeferred.resolve(this); | |
| })); | |
| return loadViewDeferred; | |
| } | |
| }; |
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