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Forward webview visibility change events from browser process

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This commit is contained in:
Kevin Sawicki 2017-02-24 10:18:09 -08:00
parent 7564a9973b
commit 1d84d83fd4
4 changed files with 16 additions and 10 deletions
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12
lib/browser/guest-view-manager.js
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@ -252,6 +252,17 @@ const watchEmbedder = function (embedder) {
}
watchedEmbedders.add(embedder)
// Forward embedder window visiblity change events to guest
const onVisibilityChange = function (visibilityState) {
for (const guestInstanceId of Object.keys(guestInstances)) {
const guestInstance = guestInstances[guestInstanceId]
if (guestInstance.embedder === embedder) {
guestInstance.guest.send('ELECTRON_RENDERER_WINDOW_VISIBILITY_CHANGE', visibilityState)
}
}
}
embedder.on('-window-visibility-change', onVisibilityChange)
const destroyEvents = ['will-destroy', 'crashed', 'did-navigate']
const destroy = function () {
for (const guestInstanceId of Object.keys(guestInstances)) {
@ -263,6 +274,7 @@ const watchEmbedder = function (embedder) {
for (const event of destroyEvents) {
embedder.removeListener(event, destroy)
}
embedder.removeListener('-window-visibility-change', onVisibilityChange)
watchedEmbedders.delete(embedder)
}