所以我有一个使用 Angular (NG 5.1.1 / Angular 7.x) 的 Nativescript 应用程序
我有一个带有网络视图的视图。
@ViewChild("myWebView") webViewRef: ElementRef;
<WebView class="webview" #myWebView [src]="myURL"></WebView>
在我的 webview.component.ts 中我有这个。
ngAfterViewInit(): void {
const webview: WebView = this.webViewRef.nativeElement;
webview.on(WebView.loadFinishedEvent, (args: LoadEventData) => {
this.setIndicatorFalse();
if (webview.ios) {
webview.ios.scrollView.delegate = UIScrollViewDelegateZ.new();
webview.ios.scrollView.minimumZoomScale = 1;
webview.ios.scrollView.maximumZoomScale = 1;
}
});
webview.on(WebView.loadStartedEvent, (args: LoadEventData) => {
if (webview.android) {
webview.android.getSettings().setBuiltInZoomControls(false);
webview.android.getSettings().setDisplayZoomControls(false);
} else {
// @ts-ignore
webview.ios.multipleTouchEnabled = false;
webview.ios.scalesPageToFit = false;
webview.ios.scrollView.bounces = false;
webview.ios.scrollView.showsHorizontalScrollIndicator = true;
webview.ios.scrollView.showsVerticalScrollIndicator = true;
webview.ios.opaque = false;
webview.ios.scrollView.allowsInlineMediaPlayback = true;
webview.ios.scrollView.mediaPlaybackRequiresUserAction = false;
}
});
}
正如你所看到的,我尝试了各种方法来让这个网络视图不缩放。
我正在重写我的 ViewDelegate
webview.ios.scrollView.delegate = UIScrollViewDelegateZ.new();
该文件在这里
export class UIScrollViewDelegateZ extends NSObject implements UIScrollViewDelegate {
public static ObjCProtocols = [UIScrollViewDelegate];
static new(): UIScrollViewDelegateZ {
console.log("here we are");
return <UIScrollViewDelegateZ>super.new();
}
viewForZoomingInScrollView(scrollView: UIScrollView): UIView {
console.log("viewForZoomingInScrollView");
return null;
}
scrollViewDidScroll(scrollView: UIScrollView): void {
console.log("scrollViewDidZoom");
return null;
}
scrollViewWillBeginZoomingWithView(scrollView: UIScrollView, view: UIView): void {
console.log("scrollViewWillBeginZoomingWithView " + scrollView);
return null;
}
}
当我加载网络视图并捏缩放时,我的控制台日志显示:
CONSOLE LOG file:///app/app/webview/scrollDelegate.js:9:20: here we are
CONSOLE LOG file:///app/app/webview/scrollDelegate.js:21:20: scrollViewWillBeginZoomingWithView <WKScrollView: 0x7fb140afe000; baseClass = UIScrollView; frame = (0 0; 375 603); clipsToBounds = YES; gestureRecognizers = <NSArray: 0x600000ab2100>; layer = <CALayer: 0x600000537480>; contentOffset: {0, 0}; contentSize: {375, 1916}; adjustedContentInset: {0, 0, 0, 0}>
CONSOLE LOG file:///app/app/webview/scrollDelegate.js:17:20: scrollViewDidZoom
所以我觉得我很接近?但我就是无法让它走?我想我应该在尝试捏缩放时返回 null / undefined ?这是其他一些答案/网络所说的,但没有任何效果。
HTML 页面还具有正确的元标记标头...
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0, minimal-ui"/>
任何帮助,将不胜感激!谢谢!!