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Fix binding and promise handling

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This commit is contained in:
Richard Lewis 2017-12-15 16:55:33 +00:00
parent 56f497d39e
commit 9f733ebc94
1 changed files with 5 additions and 4 deletions
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9
src/WidgetMessaging.js
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@ -198,7 +198,7 @@ export default class WidgetMessaging extends MatrixPostMessageApi {
*/
startListening() {
if (global.mxWidgetMessagingListenerCount === 0) {
window.addEventListener("message", this.onMessage, false);
window.addEventListener("message", () => this.onMessage, false);
}
global.mxWidgetMessagingListenerCount += 1;
}
@ -209,7 +209,7 @@ export default class WidgetMessaging extends MatrixPostMessageApi {
stopListening() {
global.mxWidgetMessagingListenerCount -= 1;
if (global.mxWidgetMessagingListenerCount === 0) {
window.removeEventListener("message", this.onMessage);
window.removeEventListener("message", () => this.onMessage);
}
if (global.mxWidgetMessagingListenerCount < 0) {
// Make an error so we get a stack trace
@ -367,10 +367,11 @@ export default class WidgetMessaging extends MatrixPostMessageApi {
* Request a screenshot from a widget
*/
getScreenshot() {
const screenshot = this.exec({
this.exec({
action: "screenshot",
});
}).then(function(screenshot) {
console.warn("got screenshot", screenshot);
});
}
}