作为angularjs指令的初学者,我有点困惑。任何人都可以在以下方面为我提供帮助。以下是我的自定义指令。
app.directive('customCharts', ['$compile', function($compile) {
return {
restrict: 'EA',
scope: {
dashboard1Data: '=',
title1Text: '=',
dashboard2Data: '=',
title2Text: '=',
},
link: function(scope, element, attrs) {
var template = '<div class="col1"> <p class="graphtitle"> {{title1Text}}</p> <c3-simple id="dashboard1Data" config="dashboard1Data"></c3-simple> </div>' + ' <div class="col2"> <p class="graphtitle"> {{title2Text}}</p> <c3-simple id="dashboard2Data" config="dashboard2Data"></c3-simple> </div> ';
var parent = angular.element(document.querySelectorAll('.customChartsDiv')) // DOM element where the compiled template can be appended
var linkFn = $compile(template);
var content = linkFn(scope);
parent.append(content);
}
}
}]);
我希望我的模板为template = templateFromController
。即,我不想在指令中对我的模板进行硬编码。相反,我想在ng-init函数调用期间在控制器中形成模板,并且我希望我的指令使用该模板。我该怎么做?
因此,在我的控制器中,我会遇到一些类似的问题,
var templateFromController = '<div class="col1"> <p class="graphtitle"> {{title1Text}}</p> <c3-simple id="dashboard1Data" config="dashboard1Data"></c3-simple> </div>'
+' <div class="col2"> <p class="graphtitle"> {{title2Text}}</p> <c3-simple id="dashboard2Data" config="dashboard2Data"></c3-simple> </div> '
+ '<div class="col1"> <p class="graphtitle"> {{title3Text}}</p> <c3-simple id="dashboard3Data" config="dashboard3Data"></c3-simple> </div>'
+' <div class="col2"> <p class="graphtitle"> {{title3Text}}</p> <c3-simple id="dashboard4Data" config="dashboard4Data"></c3-simple> </div> ';
或者
var templateFromController = '<div class="col1"> <p class="graphtitle"> {{title1Text}}</p> <c3-simple id="dashboard1Data" config="dashboard1Data"></c3-simple> </div>'
+' <div class="col2"> <p class="graphtitle"> {{title2Text}}</p> <c3-simple id="dashboard2Data" config="dashboard2Data"></c3-simple> </div> ';
像这样,基于控制器的ng-init函数调用中的其他条件,我将形成my var templateFromController
,并且我希望我的自定义指令使用此templateFromController作为其模板。有人可以帮我做吗?
@Daniel,根据您的建议,我进行了以下更改:
app.directive('customCharts', ['$compile', function($compile) {
return {
restrict: 'EA',
scope: {
dashboard1Data: '=',
title1Text: '=',
dashboard2Data: '=',
title2Text: '=',
template: '='
},
link: function(scope, element, attrs) {
var parent = angular.element(document.querySelectorAll('.customChartsDiv')) // DOM element where the compiled template can be appended
var linkFn = $compile(template);
var content = linkFn(scope);
parent.append(content);
}
}
}]);
并在控制器中:
var template = '<div> </div>';
$scope.init = function() {
template = '<div class="col1"> <p class="graphtitle"> {{title1Text}}</p> <c3-simple id="dashboard1Data" config="dashboard1Data"></c3-simple> </div>';
}
在我的jsp中,我有:
<div class="customChartsDiv">
<div custom-charts dashboard1-data="dashboard1Data" title1-text="title1Text" dashboard2-data="dashboard2Data" title2-text="title2Text" template="template"></div>
</div>
但这给了错误:模板未在var linkFn = $compile(template);
我的指令行中定义。
您可以将其定义为指令的属性,然后传入对象/字符串(在控制器中创建)。
app.directive('customCharts', ['$compile', function($compile) {
return {
restrict: 'EA',
scope: {
dashboard1Data: '=',
title1Text: '=',
dashboard2Data: '=',
title2Text: '=',
template: '='
},
link: function(scope, element, attrs) {
var parent = angular.element(document.querySelectorAll('.customChartsDiv')) // DOM element where the compiled template can be appended
var linkFn = $compile(scope.template);
var content = linkFn(scope);
parent.html('').append(content);
}
}
}]);
这是一个显示此功能的plnkr:http ://embed.plnkr.co/O6gNn1b6C7xJ3y2jJC05/preview
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