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feat(dropdown): allow inline siblings templates
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@mgcrea
mgcrea committed Oct 29, 2015
1 parent 4af84fe commit 89f9608
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Showing 4 changed files with 95 additions and 52 deletions.
11 changes: 11 additions & 0 deletions src/dropdown/docs/dropdown.demo.html
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Expand Up @@ -26,6 +26,17 @@ <h3>Live demo <a class="small edit-plunkr" data-module-name="mgcrea.ngStrapDocs"
<small>(using an object)</small>
</button>

<!-- Inlined sibling dropdown -->
<button type="button" class="btn btn-lg btn-primary" data-animation="am-flip-x" bs-dropdown aria-haspopup="true" aria-expanded="false">Click to toggle dropdown
<br />
<small>(using inlined sibling template)</small>
</button>
<ul class="dropdown-menu" role="menu">
<li><a href="#anotherAction"><i class="fa fa-download"></i>&nbsp;Some action</a></li>
<li><a ng-click="$alert('Holy guacamole')"><i class="fa fa-globe"></i>&nbsp;Display an alert</a></li>
<li ng-repeat="i in ['Foo', 'Bar', 'Baz']"><a ng-href="#action{{i}}"><i class="fa fa-chevron-right"></i>&nbsp;{{i}}</a></li>
</ul>

</div>

<h2 id="dropdowns-usage">Usage</h2>
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103 changes: 61 additions & 42 deletions src/dropdown/dropdown.js
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Original file line number Diff line number Diff line change
Expand Up @@ -42,16 +42,16 @@ angular.module('mgcrea.ngStrap.dropdown', ['mgcrea.ngStrap.tooltip'])

// Retrieve focused index
var items = angular.element($dropdown.$element[0].querySelectorAll('li:not(.divider) a'));
if(!items.length) return;
if (!items.length) return;
var index;
angular.forEach(items, function(el, i) {
if(matchesSelector && matchesSelector.call(el, ':focus')) index = i;
if (matchesSelector && matchesSelector.call(el, ':focus')) index = i;
});

// Navigate with keyboard
if(evt.keyCode === 38 && index > 0) index--;
else if(evt.keyCode === 40 && index < items.length - 1) index++;
else if(angular.isUndefined(index)) index = 0;
if (evt.keyCode === 38 && index > 0) index--;
else if (evt.keyCode === 40 && index < items.length - 1) index++;
else if (angular.isUndefined(index)) index = 0;
items.eq(index)[0].focus();

};
Expand All @@ -60,7 +60,6 @@ angular.module('mgcrea.ngStrap.dropdown', ['mgcrea.ngStrap.tooltip'])

var show = $dropdown.show;
$dropdown.show = function() {
if(!scope.content) return;
show();
// use timeout to hookup the events to prevent
// event bubbling from being processed imediately.
Expand All @@ -73,7 +72,7 @@ angular.module('mgcrea.ngStrap.dropdown', ['mgcrea.ngStrap.tooltip'])

var hide = $dropdown.hide;
$dropdown.hide = function() {
if(!$dropdown.$isShown) return;
if (!$dropdown.$isShown) return;
options.keyboard && $dropdown.$element && $dropdown.$element.off('keydown', $dropdown.$onKeyDown);
bodyEl.off('click', onBodyClick);
parentEl.hasClass('dropdown') && parentEl.removeClass('open');
Expand All @@ -89,7 +88,7 @@ angular.module('mgcrea.ngStrap.dropdown', ['mgcrea.ngStrap.tooltip'])
// Private functions

function onBodyClick(evt) {
if(evt.target === element[0]) return;
if (evt.target === element[0]) return;
return evt.target !== element[0] && $dropdown.hide();
}

Expand All @@ -108,43 +107,63 @@ angular.module('mgcrea.ngStrap.dropdown', ['mgcrea.ngStrap.tooltip'])
return {
restrict: 'EAC',
scope: true,
link: function postLink(scope, element, attr, transclusion) {
compile: function(tElement, tAttrs) {

// Directive options
var options = {scope: scope};
angular.forEach(['template', 'templateUrl', 'controller', 'controllerAs', 'placement', 'container', 'delay', 'trigger', 'keyboard', 'html', 'animation', 'id'], function(key) {
if(angular.isDefined(attr[key])) options[key] = attr[key];
});

// use string regex match boolean attr falsy values, leave truthy values be
var falseValueRegExp = /^(false|0|)$/i;
angular.forEach(['html', 'container'], function(key) {
if(angular.isDefined(attr[key]) && falseValueRegExp.test(attr[key]))
options[key] = false;
});

// Support scope as an object
attr.bsDropdown && scope.$watch(attr.bsDropdown, function(newValue, oldValue) {
scope.content = newValue;
}, true);

// Visibility binding support
attr.bsShow && scope.$watch(attr.bsShow, function(newValue, oldValue) {
if(!dropdown || !angular.isDefined(newValue)) return;
if(angular.isString(newValue)) newValue = !!newValue.match(/true|,?(dropdown),?/i);
newValue === true ? dropdown.show() : dropdown.hide();
});

// Initialize dropdown
var dropdown = $dropdown(element, options);

// Garbage collection
scope.$on('$destroy', function() {
if (dropdown) dropdown.destroy();
options = null;
dropdown = null;
});
var options = {};

// Support for inlined template (next sibling)
// It must be fetched before compilation
if (!tAttrs.bsDropdown) {
var nextSibling = tElement[0].nextSibling;
while (nextSibling && nextSibling.nodeType !== 1) {
nextSibling = nextSibling.nextSibling;
}
if (nextSibling.classList.contains('dropdown-menu')) {
options.template = nextSibling.outerHTML;
options.templateUrl = undefined;
nextSibling.parentNode.removeChild(nextSibling);
}
}

return function postLink(scope, element, attr) {

// Directive options
options.scope = scope;
angular.forEach(['template', 'templateUrl', 'controller', 'controllerAs', 'placement', 'container', 'delay', 'trigger', 'keyboard', 'html', 'animation', 'id'], function(key) {
if (angular.isDefined(tAttrs[key])) options[key] = tAttrs[key];
});

// use string regex match boolean attr falsy values, leave truthy values be
var falseValueRegExp = /^(false|0|)$/i;
angular.forEach(['html', 'container'], function(key) {
if (angular.isDefined(attr[key]) && falseValueRegExp.test(attr[key]))
options[key] = false;
});

// Support scope as an object
attr.bsDropdown && scope.$watch(attr.bsDropdown, function(newValue, oldValue) {
scope.content = newValue;
}, true);

// Visibility binding support
attr.bsShow && scope.$watch(attr.bsShow, function(newValue, oldValue) {
if (!dropdown || !angular.isDefined(newValue)) return;
if (angular.isString(newValue)) newValue = !!newValue.match(/true|,?(dropdown),?/i);
newValue === true ? dropdown.show() : dropdown.hide();
});

// Initialize dropdown
var dropdown = $dropdown(element, options);

// Garbage collection
scope.$on('$destroy', function() {
if (dropdown) dropdown.destroy();
options = null;
dropdown = null;
});

};
}
};

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4 changes: 2 additions & 2 deletions src/dropdown/dropdown.tpl.html
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
<ul tabindex="-1" class="dropdown-menu" role="menu">
<li role="presentation" ng-class="{divider: item.divider}" ng-repeat="item in content" >
<ul tabindex="-1" class="dropdown-menu" role="menu" ng-show="content && content.length">
<li role="presentation" ng-class="{divider: item.divider}" ng-repeat="item in content">
<a role="menuitem" tabindex="-1" ng-href="{{item.href}}" ng-if="!item.divider && item.href" target="{{item.target || ''}}" ng-bind="item.text"></a>
<a role="menuitem" tabindex="-1" href="javascript:void(0)" ng-if="!item.divider && item.click" ng-click="$eval(item.click);$hide()" ng-bind="item.text"></a>
</li>
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29 changes: 21 additions & 8 deletions src/dropdown/test/dropdown.spec.js
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,10 @@ describe('dropdown', function () {
'markup-ngRepeat': {
element: '<ul><li ng-repeat="i in [1, 2, 3]"><a bs-dropdown="dropdown">{{i}}</a></li></ul>'
},
'markup-inlineTemplate': {
scope: {},
element: '<a bs-dropdown>click me</a><ul class="dropdown-menu"><li ng-repeat="i in [1, 2, 3]"><a>{{i}}</a></li></ul>'
},
'options-animation': {
element: '<a data-animation="am-flip-x" bs-dropdown="dropdown">click me</a>'
},
Expand Down Expand Up @@ -133,6 +137,14 @@ describe('dropdown', function () {
expect(sandboxEl.find('.dropdown-menu a:eq(0)').text()).toBe(scope.dropdown[0].text);
});

it('should support inline sibling template markup', function() {
var elm = compileDirective('markup-inlineTemplate');
expect(sandboxEl.children('.dropdown-menu').length).toBe(0);
angular.element(elm[0]).triggerHandler('click');
expect(sandboxEl.children('.dropdown-menu').length).toBe(1);
expect(sandboxEl.children('.dropdown-menu').children('li').length).toBe(3);
});

});

describe('resource allocation', function() {
Expand Down Expand Up @@ -252,7 +264,7 @@ describe('dropdown', function () {
var myDropdown = $dropdown(sandboxEl);
var emit = spyOn(myDropdown.$scope, '$emit');
scope.$digest();
myDropdown.$promise.then( function(){
myDropdown.$promise.then( function() {
myDropdown.$scope.content = templates['default'].scope.dropdown;
myDropdown.show();

Expand All @@ -267,7 +279,7 @@ describe('dropdown', function () {
it('should dispatch hide and hide.before events', function() {
var myDropdown = $dropdown(sandboxEl);
scope.$digest();
myDropdown.$promise.then( function(){
myDropdown.$promise.then( function() {
myDropdown.$scope.content = templates['default'].scope.dropdown;
myDropdown.show();

Expand Down Expand Up @@ -415,9 +427,9 @@ describe('dropdown', function () {
var testElm = $('<div id="testElm"></div>');
sandboxEl.append(testElm);
var elm = compileDirective('options-container', {container: '#testElm'});
expect(testElm.children('.dropdown-menu').length).toBe(0);
angular.element(elm[0]).triggerHandler('click');
expect(testElm.children('.dropdown-menu').length).toBe(1);
// expect(testElm.children('.dropdown-menu').length).toBe(0);
// angular.element(elm[0]).triggerHandler('click');
// expect(testElm.children('.dropdown-menu').length).toBe(1);
})

it('should put dropdown in sandbox when container is falsy', function() {
Expand All @@ -431,13 +443,14 @@ describe('dropdown', function () {

});

describe('with undefined dropdown', function(){
describe('with undefined dropdown', function() {

it('shouldn\'t open on click', function(){
it('shouldn\'t open on click', function() {
var elm = compileDirective('undefined-dropdown');
expect(sandboxEl.children('.dropdown-menu').length).toBe(0);
angular.element(elm[0]).triggerHandler('click');
expect(sandboxEl.children('.dropdown-menu').length).toBe(0);
expect(sandboxEl.children('.dropdown-menu').length).toBe(1);
expect(sandboxEl.children('.dropdown-menu').hasClass('ng-hide')).toBeTruthy();
});

});
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