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Bug 1069574 - [AccessFu] added support for interaction hints in B2G. r=eeejay

Browse Source 
---
 accessible/jsat/Presentation.jsm                |  3 +-
 accessible/jsat/Utils.jsm                       | 19 ++++++
 accessible/tests/mochitest/jsat/a11y.ini        |  1 +
 accessible/tests/mochitest/jsat/output.js       | 13 ++++
 accessible/tests/mochitest/jsat/test_hints.html | 85 +++++++++++++++++++++++++
 5 files changed, 120 insertions(+), 1 deletion(-)
 create mode 100644 accessible/tests/mochitest/jsat/test_hints.html
This commit is contained in:
Yura Zenevich 2014-11-20 10:00:05 -05:00
parent 096edd5eaf
commit 66a07eb506
5 changed files with 120 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
accessible/jsat/Presentation.jsm
View File

@ -507,7 +507,8 @@ B2GPresenter.prototype.pivotChanged =
pattern: this.PIVOT_CHANGE_HAPTIC_PATTERN,
isKey: Utils.isActivatableOnFingerUp(aContext.accessible),
reason: this.pivotChangedReasons[aReason],
isUserInput: aIsUserInput
isUserInput: aIsUserInput,
hints: aContext.interactionHints
}
}
};

19
accessible/jsat/Utils.jsm
View File

@ -828,6 +828,25 @@ PivotContext.prototype = {
}
},
/**
* Get interaction hints for the context ancestry.
* @return {Array} Array of interaction hints.
*/
get interactionHints() {
let hints = [];
this.newAncestry.concat(this.accessible).reverse().forEach(aAccessible => {
let hint = Utils.getAttributes(aAccessible)['moz-hint'];
if (hint) {
hints.push(hint);
} else if (aAccessible.actionCount > 0) {
hints.push({
string: Utils.AccRetrieval.getStringRole(aAccessible.role) + '-hint'
});
}
});
return hints;
},
/*
* A subtree generator function, used to generate a flattened
* list of the accessible's subtree in pre or post order.

1
accessible/tests/mochitest/jsat/a11y.ini
View File

@ -15,6 +15,7 @@ skip-if = buildapp == 'mulet'
skip-if = buildapp == 'mulet'
[test_explicit_names.html]
[test_gesture_tracker.html]
[test_hints.html]
[test_landmarks.html]
[test_live_regions.html]
[test_output.html]

13
accessible/tests/mochitest/jsat/output.js
View File

@ -99,3 +99,16 @@ function testOutput(expected, aAccOrElmOrID, aOldAccOrElmOrID, aOutputKind) {
}
testObjectOutput(aAccOrElmOrID, generator);
}
function testHints(expected, aAccOrElmOrID, aOldAccOrElmOrID) {
var accessible = getAccessible(aAccOrElmOrID);
var oldAccessible = aOldAccOrElmOrID !== null ?
getAccessible(aOldAccOrElmOrID || 'root') : null;
var context = new PivotContext(accessible, oldAccessible);
var hints = context.interactionHints;
isDeeply(hints, expected,
"Context hitns are correct for " + aAccOrElmOrID +
" (hints: " + JSON.stringify(hints) + ") ==" +
" (expected: " + JSON.stringify(expected) + ")");
}

85
accessible/tests/mochitest/jsat/test_hints.html Normal file
View File

@ -0,0 +1,85 @@
<html>
<head>
<title> [AccessFu] Interaction Hints </title>
<link rel="stylesheet" type="text/css"
href="chrome://mochikit/content/tests/SimpleTest/test.css" />
<script type="application/javascript"
src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript"
src="../common.js"></script>
<script type="application/javascript"
src="output.js"></script>
<script type="application/javascript">
function doTest() {
var tests = [{
accOrElmOrID: 'can_wheel',
expectedHints: ['Swipe with two fingers to move between pages']
}, {
accOrElmOrID: 'nested_link',
expectedHints: [{string: 'link-hint'},
'Swipe with two fingers to move between pages']
}, {
accOrElmOrID: 'nested_link',
oldAccOrElmOrID: 'can_wheel',
expectedHints: [{string: 'link-hint'}]
}, {
accOrElmOrID: 'link_with_default_hint',
expectedHints: [{string: 'link-hint'}]
}, {
accOrElmOrID: 'link_with_hint_override',
expectedHints: ['Tap and hold to get to menu']
}, {
accOrElmOrID: 'button_with_default_hint',
expectedHints: [{string: 'pushbutton-hint'}]
}, {
accOrElmOrID: 'button_with_hint_override',
expectedHints: ['Tap and hold to activate']
}, {
accOrElmOrID: 'nested_link2',
expectedHints: [{string: 'link-hint'}]
}, {
accOrElmOrID: 'nested_link3',
expectedHints: [{string: 'link-hint'}, {string: 'pushbutton-hint'},
"Double tap and hold to activate"]
}];
// Test hints.
tests.forEach(function run(test) {
testHints(test.expectedHints, test.accOrElmOrID, test.oldAccOrElmOrID);
});
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
addA11yLoadEvent(doTest);
</script>
</head>
<body>
<div id="root">
<a target="_blank"
href="https://bugzilla.mozilla.org/show_bug.cgi?id=1069574"
title="[AccessFu] Interaction Hints">
Mozilla Bug 1069574
</a>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test"></pre>
<span role="region" id="can_wheel" aria-moz-hint="Swipe with two fingers to move between pages">
<a href="#" id="nested_link">I can be clicked</a>
</span>
<span role="region" aria-moz-hint="">
<a><a href="#" id="nested_link2">I can be clicked</a></a>
</span>
<span role="region" aria-moz-hint="Double tap and hold to activate">
<button><a href="#" id="nested_link3">I can be clicked</a></button>
</span>
<a href="#" id="link_with_default_hint">I can be clicked</a>
<a href="#" id="link_with_hint_override" aria-moz-hint="Tap and hold to get to menu">I am a special link</a>
<button id="button_with_default_hint">Toggle</button>
<button id="button_with_hint_override" aria-moz-hint="Tap and hold to activate">Special</button>
</div>
</body>
</html>