ionic2

问题 I have a config file throwing error when only building with AOT ionic cordova build android --prod Error: ./src/config/.env.ts Module build failed: TypeError: Cannot read property 'content' of undefined at Object.optimizationLoader (/Users/yasir/myApp/mobile/node_modules/@ionic/app-scripts/dist/webpack/optimization-loader-impl.js:14:24) at Object.loader (/Users/yasir/myApp/mobile/node_modules/@ionic/app-scripts/dist/webpack/optimization-loader.js:5:32) @ ./src/providers/post-service.js 15:0

问题 What I plan to do I try to sort an array like this... 1 2 2(a) 2(b) 2(b) #AsimpleName 2(b) #NameWithN 3 4 4(a) ... ... in Angular2. My Current Code Component this.streetDetailRef = this.afDatabase.list('data/users/' + this.currentUserID + '/territory/' + this.sStreet.parentKey + '/' + this.sStreet.key + '/houseNumbers/'); this.streetDetailData = this.streetDetailRef.snapshotChanges().map(changes => { return changes.map(c => ({ key: c.payload.key, ...c.payload.val() })).sort(); }); The loop in

问题 I designed table by using "ion-grid" but my problem in case to make it clickable like button. I could only call function by using (click)="functionX(). for example this is my grid, <ion-grid style="padding:0px;" (click)="function1()"> <ion-row> <ion-col col-6> Text1<br>Text1<br>Text1 </ion-col> <ion-col col-6> Text2<br>Text2<br>Text2 </ion-col> </ion-row> </ion-grid> <ion-grid style="padding:0px;" (click)="function2()"> <ion-row> <ion-col col-6> Text3<br>Text3<br>Text3 </ion-col> <ion-col col

问题 I have installed cordova-plugin-fcm and everything works fine except one little thing. When the app is in background/closed and push notification is sent from firebase, notification pops up in the devices. On clicking that notification from the tray my application starts run, but the control is not entering into fcm.onNotification(). My code in app.component.ts looks like this fcm.onNotification().subscribe(data=>{ if(data.wasTapped){ console.log("Received in background"); console.log(data);

问题 I have installed cordova-plugin-fcm and everything works fine except one little thing. When the app is in background/closed and push notification is sent from firebase, notification pops up in the devices. On clicking that notification from the tray my application starts run, but the control is not entering into fcm.onNotification(). My code in app.component.ts looks like this fcm.onNotification().subscribe(data=>{ if(data.wasTapped){ console.log("Received in background"); console.log(data);

问题 I want to use the cordova file transfer plugin. I'm using it through the Ionic-Native transfer module. The app won't run because there is a transpile error with the file transfer plugin and the file plugin: transpile started ... typescript: plugins/cordova-plugin-file-transfer/types/index.d.ts, line: 9 Cannot find type definition file for 'cordova-plugin-file'. L8: * @param server URL of the server to receive the file, as encoded by encodeURI(). L9: * @param successCallback A callback that is

问题 I want to show a background image/loading spinner inside a div that will load an image inside of it, the image will show once it's fully loaded doing something like this: <div style="background-image:url('imageThatWillAppearBeforeLoad')"></div> Demo (In jQuery) How can I have the same using Angular2/Ionic2? 回答1: Create a component that shows the placeholder image until the requested image is loaded, and hides the requested image. Once the image is loaded, you hide the placeholder and show the

问题 In Ionic 2 is there a way to automatically open the datetime component after an event like pressing the OK button in an ion-select modal? So it will go directly from pressing ok to selecting/pulling up a time on the datetime component. I have yet to find a solution to directly do this. 回答1: Here we go on your template: <ion-datetime #dateTime style="display:none" displayFormat="h:mm A" pickerFormat="h mm A" [(ngModel)]="startTime"></ion-datetime> <button (click)="openStart()"></button> and

问题 In Ionic 2 is there a way to automatically open the datetime component after an event like pressing the OK button in an ion-select modal? So it will go directly from pressing ok to selecting/pulling up a time on the datetime component. I have yet to find a solution to directly do this. 回答1: Here we go on your template: <ion-datetime #dateTime style="display:none" displayFormat="h:mm A" pickerFormat="h mm A" [(ngModel)]="startTime"></ion-datetime> <button (click)="openStart()"></button> and

问题 I'm trying to use with ngModel, but ngModel doesn't work there. My code: <ion-checkbox *ngFor="#item of items" [(ngModel)]="item.checked"> {{item.name}} </ion-checkbox> But I get an error: EXCEPTION: Expression 'checked in AddInterestItem@5:2' has changed after it was checked. Previous value: 'false'. Current value: 'false' in [checked in AddInterestItem@5:2] example data: this.items = [ {name: 'Dancing', checked: false}, {name: 'Jazz', checked: false}, {name: 'Metal', checked: true}, {name: