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Ensure ClientWebView's preferred height is updated after doc load.

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Should help/fix Bug 778025.

* ui/client-web-view.js (PageView::init): Also add a load handler to the
  window, to (strangely) catch the final load event on the
  document. Expand and correct comments a bit.
This commit is contained in:
Michael James Gratton 2017-02-08 00:28:46 +11:00
parent 7608d160fe
commit d6ed3e3877
1 changed files with 11 additions and 5 deletions
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16
ui/client-web-view.js
View file

@ -40,17 +40,23 @@ PageState.prototype = {
state.loaded();
queuePreferredHeightUpdate();
});
// Queues updates for not only the complete document, but also
// for any IMG elements loaded, hence handles resizing when
// the user later requests remote images loading.
// Queues an update when the complete document is loaded.
//
// Note also that the delay introduced here by the last call
// Note also that the delay introduced here by this last call
// to queuePreferredHeightUpdate when the complete document is
// loaded seems to be important to get an acurate idea of the
// final document size.
window.addEventListener("load", function(e) {
queuePreferredHeightUpdate();
}, true); // load does not bubble
// Queues updates for any STYLE, IMG and other loaded
// elements, hence handles resizing when the user later
// requests remote images loading.
document.addEventListener("load", function(e) {
queuePreferredHeightUpdate();
}, true);
}, true); // load does not bubble
},
getPreferredHeight: function() {
let html = window.document.documentElement;