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check for attribute

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This commit is contained in:
Dennis Karpienski 2016-04-12 17:21:20 +02:00
parent eaeff8434d
commit c53a8564c1
1 changed files with 2 additions and 1 deletions
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3
src/more-infos/more-info-media_player.js
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@ -108,7 +108,7 @@ export default new Polymer({
this.volumeSliderValue = newVal.attributes.volume_level * 100;
this.isMuted = newVal.attributes.is_volume_muted;
this.source = newVal.attributes.source;
this.sourceIndex = newVal.attributes.source_list.indexOf(this.source);
this.sourceIndex = newVal.attributes.source_list === undefined ? 0 : newVal.attributes.source_list.indexOf(this.source);
this.supportsPause = (newVal.attributes.supported_media_commands & 1) !== 0;
this.supportsVolumeSet = (newVal.attributes.supported_media_commands & 4) !== 0;
this.supportsVolumeMute = (newVal.attributes.supported_media_commands & 8) !== 0;
@ -177,6 +177,7 @@ export default new Polymer({
handleSourceChanged(sourceIndex) {
// Selected Option will transition to '' before transitioning to new value
if (!this.stateObj
|| this.stateObj.attributes.source_list === undefined
|| sourceIndex < 0
|| sourceIndex >= this.stateObj.attributes.source_list.length
) {