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fix(ios): crash "Cannot read properties of undefined (reading '0')" #156

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fix(ios): crash "Cannot read properties of undefined (reading '0')" #156

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8 changes: 4 additions & 4 deletions src/fab.ios.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,8 @@ export class Fab extends FloatingActionButtonBase {

if (newImageView !== null) {
// Kill the old Image, cocoapod doesn't support changing it yet
const button = this.nativeView.subviews[0] as MNFloatingActionButton;
const oldBadImageView = button.subviews[0]; // this should be the image view inside the MNFloatingActionButton
const button = this.nativeView.subviews.objectAtIndex(0) as MNFloatingActionButton;
const oldBadImageView = button.subviews.objectAtIndex(0); // this should be the image view inside the MNFloatingActionButton
oldBadImageView.removeFromSuperview();

// Add the new image to the button
Expand Down Expand Up @@ -61,8 +61,8 @@ export class Fab extends FloatingActionButtonBase {
const width = frame.size.width as number;
const height = frame.size.height as number;

const button = this.nativeView.subviews[0] as MNFloatingActionButton;
const imageView = <UIImageView>button.subviews[0]; // should be the image view inside the MNFloatingActionButton
const button = this.nativeView.subviews.objectAtIndex(0) as MNFloatingActionButton;
const imageView = <UIImageView>button.subviews.objectAtIndex(0); // should be the image view inside the MNFloatingActionButton

imageView.contentMode = UIViewContentMode.ScaleAspectFit;
imageView.frame = CGRectMake(0, 0, width / 2, height / 2);
Expand Down