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Bug 397986 - Keyboard focus is often unclear and direction keys behave confusingly. r=dtownsend

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This commit is contained in:
Dão Gottwald 2009-06-11 00:54:37 +02:00
parent 711864bd04
commit c9f28f0e65
1 changed files with 44 additions and 1 deletions
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45
toolkit/mozapps/extensions/content/extensions.js
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@ -1166,8 +1166,51 @@ function Startup()
gPref.setBoolPref(PREF_UPDATE_NOTIFYUSER, false);
if (gUpdatesOnly && gExtensionsView.children.length == 0)
if (gUpdatesOnly && gExtensionsView.children.length == 0) {
window.close();
return;
}
// Left/right switches panes, up/down/pageUp/pageDown/home/end switches items in
// the current pane, whenever either the radiogroup or the richlistbox is focused.
window.addEventListener("keypress", function (event) {
if (event.target != viewGroup &&
event.target != gExtensionsView)
return;
switch (event.keyCode) {
case event.DOM_VK_LEFT:
case event.DOM_VK_RIGHT:
let nextFlag = (event.keyCode == event.DOM_VK_RIGHT);
if (getComputedStyle(viewGroup, "").direction == "rtl")
nextFlag = !nextFlag;
viewGroup.checkAdjacentElement(nextFlag);
break;
case event.DOM_VK_UP:
gExtensionsView._moveByOffsetFromUserEvent(-1, event);
break;
case event.DOM_VK_DOWN:
gExtensionsView._moveByOffsetFromUserEvent(1, event);
break;
case event.DOM_VK_PAGE_UP:
gExtensionsView._moveByOffsetFromUserEvent(gExtensionsView.scrollOnePage(-1), event);
break;
case event.DOM_VK_PAGE_DOWN:
gExtensionsView._moveByOffsetFromUserEvent(gExtensionsView.scrollOnePage(1), event);
break;
case event.DOM_VK_HOME:
gExtensionsView._moveByOffsetFromUserEvent(-gExtensionsView.currentIndex, event);
break;
case event.DOM_VK_END:
gExtensionsView._moveByOffsetFromUserEvent(gExtensionsView.getRowCount() -
gExtensionsView.currentIndex - 1, event);
break;
default:
return; // don't consume the event
}
event.stopPropagation();
event.preventDefault();
}, true);
}
function Shutdown()