@ionic/core
Version:
Base components for Ionic
1 lines • 833 B
JavaScript
import*as tslib_1 from"../polyfills/tslib.js";function startHardwareBackButton(t){var e=!1;t.document.addEventListener("backbutton",function(){if(!e){var n=[],r=new CustomEvent("ionBackButton",{bubbles:!1,detail:{register:function(t,e){n.push({priority:t,handler:e})}}});if(t.document.dispatchEvent(r),n.length>0){var i,a=Number.MIN_SAFE_INTEGER;n.forEach(function(t){var e=t.priority;e>=a&&(a=e,i=t.handler)}),e=!0,executeAction(i).then(function(){return e=!1})}}})}function executeAction(t){return tslib_1.__awaiter(this,void 0,void 0,function(){var e,n;return tslib_1.__generator(this,function(r){switch(r.label){case 0:return r.trys.push([0,3,,4]),t?null==(e=t())?[3,2]:[4,e]:[3,2];case 1:r.sent(),r.label=2;case 2:return[3,4];case 3:return n=r.sent(),console.error(n),[3,4];case 4:return[2]}})})}export{startHardwareBackButton};