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fix error when images prop is null

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This commit is contained in:
infeng 2016-10-19 14:46:38 +08:00
parent ec29ae17df
commit 49d318221b
1 changed files with 8 additions and 3 deletions
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11
src/ViewerCore.tsx
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@ -65,7 +65,11 @@ export default class ViewerCore extends React.Component<ViewerProps, ViewerCoreS
}
loadImg(activeIndex) {
let imgSrc = this.props.images[activeIndex].src;
let imgSrc = '';
let images = this.props.images || [];
if (images.length > 0) {
imgSrc = images[activeIndex].src;
}
let img = new Image();
img.src = imgSrc;
img.onload = () => {
@ -243,8 +247,9 @@ export default class ViewerCore extends React.Component<ViewerProps, ViewerCoreS
src: '',
alt: '',
};
if (this.props.images.length > 0) {
activeImg = this.props.images[this.state.activeIndex];
let images = this.props.images || [];
if (images.length > 0) {
activeImg = images[this.state.activeIndex];
}
let zIndex = 1000;