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Bug 844466 - Start tab opening animation synchronously. r=ttaubert

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This commit is contained in:
Dão Gottwald 2013-03-06 14:53:55 +01:00
parent e7e80d7172
commit 6af4b00689
2 changed files with 19 additions and 25 deletions
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37
browser/base/content/tabbrowser.xml
View File

@ -1258,29 +1258,14 @@
// When overflowing, new tabs are scrolled into view smoothly, which
// doesn't go well together with the width transition. So we skip the
// transition in that case.
if (aSkipAnimation ||
this.tabContainer.getAttribute("overflow") == "true" ||
!Services.prefs.getBoolPref("browser.tabs.animate")) {
let animate = !aSkipAnimation &&
this.tabContainer.getAttribute("overflow") != "true" &&
Services.prefs.getBoolPref("browser.tabs.animate");
if (!animate) {
t.setAttribute("fadein", "true");
setTimeout(function (tabContainer) {
tabContainer._handleNewTab(t);
}, 0, this.tabContainer);
} else {
setTimeout(function (tabContainer) {
if (t.pinned)
tabContainer._handleNewTab(t);
else {
tabContainer._handleTabTelemetryStart(tabContainer, t, aURI);
t.setAttribute("fadein", "true");
// This call to adjustTabstrip is redundant but needed so that
// when opening a second tab, the first tab's close buttons
// appears immediately rather than when the transition ends.
if (tabContainer.childNodes.length == 2)
tabContainer.adjustTabstrip();
}
}, 0, this.tabContainer);
}
// invalidate caches
@ -1443,6 +1428,20 @@
this._lastRelatedTab = t;
}
if (animate) {
this.tabContainer._handleTabTelemetryStart(this.tabContainer, t, aURI);
// kick the animation off
t.clientTop;
t.setAttribute("fadein", "true");
// This call to adjustTabstrip is redundant but needed so that
// when opening a second tab, the first tab's close buttons
// appears immediately rather than when the transition ends.
if (this.tabContainer.childNodes.length == 2)
this.tabContainer.adjustTabstrip();
}
return t;
]]>
</body>

7
browser/base/content/test/browser_bug585785.js
View File

@ -4,18 +4,13 @@ function test() {
waitForExplicitFinish();
tab = gBrowser.addTab();
isnot(tab.getAttribute("fadein"), "true", "newly opened tab is yet to fade in");
is(tab.getAttribute("fadein"), "true", "tab opening animation initiated");
// Try to remove the tab right before the opening animation's first frame
window.mozRequestAnimationFrame(checkAnimationState);
}
function checkAnimationState() {
if (tab.getAttribute("fadein") != "true") {
window.mozRequestAnimationFrame(checkAnimationState);
return;
}
info(window.getComputedStyle(tab).maxWidth);
gBrowser.removeTab(tab, { animate: true });
if (!tab.parentNode) {