所以当我从对话框触发事件发射器时:...
onAdd = new EventEmitter();
onButtonClick() {
this.onAdd.emit();
}
我听父母的话:
let dialogRef = this.dialog.open(Component);
const sub = dialogRef.componentInstance.onAdd.subscribe(() => {
myservice.subscribe(results => /*send back to dialog*/)
});
如何将“结果”发送回同一对话框?
编辑:准备好“结果”后,我还需要在对话框中触发函数调用。
您可以通过这种方式将值传递回对话框:
const sub = dialogRef.componentInstance.onAdd.subscribe(() => {
myservice.subscribe(results => {
dialogRef.componentInstance.results = results; // passes results to your dialog. you need to create a property 'results' in you dialog class though.
this.someFunction(); // function you want to trigger after results is ready
})
});