fix(iOS): open from available presentedViewController

mailiam · web-flow · commit 21cb876ee23a · 2018-12-29T03:22:21.000+09:00
Check for presentedViewController and present from it. Allow opening from already presented modal. Addresses issue NativeScript#214 and NativeScript#79
diff --git a/src/imagepicker.ios.ts b/src/imagepicker.ios.ts
@@ -28,7 +28,8 @@ export class ImagePicker extends data_observable.Observable {
     }
 
     get hostController() {
-        return this.hostView ? this.hostView.viewController : UIApplication.sharedApplication.keyWindow.rootViewController;
+        let vc = this.hostView ? this.hostView.viewController : UIApplication.sharedApplication.keyWindow.rootViewController;
+        return vc.presentedViewController || vc;
     }
 
     constructor(options: Options = {}, hostView: View) {

Original file line number	Diff line number	Diff line change
`@@ -28,7 +28,8 @@ export class ImagePicker extends data_observable.Observable {`
`28`	`28`	`}`
`29`	`29`
`30`	`30`	`get hostController() {`
`31`		`- return this.hostView ? this.hostView.viewController : UIApplication.sharedApplication.keyWindow.rootViewController;`
	`31`	`+ let vc = this.hostView ? this.hostView.viewController : UIApplication.sharedApplication.keyWindow.rootViewController;`
	`32`	`+ return vc.presentedViewController \|\| vc;`
`32`	`33`	`}`
`33`	`34`
`34`	`35`	`constructor(options: Options = {}, hostView: View) {`