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Bug 719875 - "Tap to activate plugin" placeholder can't be tapped after going back/forward in history. r=mfinkle

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This commit is contained in:
Margaret Leibovic 2012-01-31 12:49:25 -08:00
parent 7e4262919f
commit cfdb32598d
1 changed files with 39 additions and 18 deletions
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57
mobile/android/chrome/content/browser.js
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@ -1412,7 +1412,7 @@ function Tab(aURL, aParams) {
this.viewportExcess = { x: 0, y: 0 };
this.documentIdForCurrentViewport = null;
this.userScrollPos = { x: 0, y: 0 };
this._pluginsToPlay = [];
this._pluginCount = 0;
this._pluginOverlayShowing = false;
}
@ -1729,8 +1729,10 @@ Tab.prototype = {
}.bind(this), true);
}
// Show a plugin doorhanger if there are no clickable overlays showing
if (this._pluginsToPlay.length && !this._pluginOverlayShowing)
// Show a plugin doorhanger if there are plugins on the page but no
// clickable overlays showing (this doesn't work on pages loaded after
// back/forward navigation - see bug 719875)
if (this._pluginCount && !this._pluginOverlayShowing)
PluginHelper.showDoorHanger(this);
break;
@ -1822,10 +1824,11 @@ Tab.prototype = {
}
case "PluginClickToPlay": {
let plugin = aEvent.target;
// Keep track of all the plugins on the current page
this._pluginsToPlay.push(plugin);
// Keep track of the number of plugins to know whether or not to show
// the hidden plugins doorhanger
this._pluginCount++;
let plugin = aEvent.target;
let overlay = plugin.ownerDocument.getAnonymousElementByAttribute(plugin, "class", "mainBox");
if (!overlay)
return;
@ -1837,8 +1840,8 @@ Tab.prototype = {
return;
}
// Add click to play listener
plugin.addEventListener("click", (function(event) {
// Add click to play listener to the overlay
overlay.addEventListener("click", (function(event) {
// Play all the plugin objects when the user clicks on one
PluginHelper.playAllPlugins(this, event);
}).bind(this), true);
@ -1851,7 +1854,7 @@ Tab.prototype = {
// Check to make sure it's top-level pagehide
if (aEvent.target.defaultView == this.browser.contentWindow) {
// Reset plugin state when we leave the page
this._pluginsToPlay = [];
this._pluginCount = 0;
this._pluginOverlayShowing = false;
}
break;
@ -3730,22 +3733,40 @@ var PluginHelper = {
},
playAllPlugins: function(aTab, aEvent) {
let plugins = aTab._pluginsToPlay;
if (!plugins.length)
return;
if (aEvent) {
if (!aEvent.isTrusted)
return;
aEvent.preventDefault();
}
for (let i = 0; i < plugins.length; i++) {
let objLoadingContent = plugins[i].QueryInterface(Ci.nsIObjectLoadingContent);
objLoadingContent.playPlugin();
this._findAndPlayAllPlugins(aTab.browser.contentWindow);
},
// Helper function that recurses through sub-frames to find all plugin objects
_findAndPlayAllPlugins: function _findAndPlayAllPlugins(aWindow) {
let embeds = aWindow.document.getElementsByTagName("embed");
for (let i = 0; i < embeds.length; i++) {
if (!embeds[i].hasAttribute("played"))
this._playPlugin(embeds[i]);
}
// Clear _pluginsToPlay so we don't accidentally re-load them
aTab._pluginsToPlay = [];
let objects = aWindow.document.getElementsByTagName("object");
for (let i = 0; i < objects.length; i++) {
if (!objects[i].hasAttribute("played"))
this._playPlugin(objects[i]);
}
for (let i = 0; i < aWindow.frames.length; i++) {
this._findAndPlayAllPlugins(aWindow.frames[i]);
}
},
_playPlugin: function _playPlugin(aPlugin) {
let objLoadingContent = aPlugin.QueryInterface(Ci.nsIObjectLoadingContent);
objLoadingContent.playPlugin();
// Set an attribute on the plugin object to avoid re-loading it
aPlugin.setAttribute("played", true);
},
getPluginPreference: function getPluginPreference() {