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Bug 134787. Active Accessibility: support XBL checkbox (first XBL-based HTML form control to be supported). r=jgaunt, sr=jst

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git-svn-id: svn://10.0.0.236/trunk@121739 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
aaronl%netscape.com 2002-05-17 04:03:12 +00:00
parent 4d019d22a4
commit 002526cf90
5 changed files with 73 additions and 20 deletions
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1
mozilla/accessible/public/nsIAccessibilityService.idl
View File

@ -42,6 +42,7 @@ interface nsIAccessibilityService : nsISupports
nsIAccessible createHTMLBlockAccessible(in nsIDOMNode aNode, in nsISupports aDocument);
nsIAccessible createHTMLButtonAccessible(in nsISupports aFrame);
nsIAccessible createHTMLCheckboxAccessible(in nsISupports aFrame);
nsIAccessible createHTMLCheckboxAccessibleXBL(in nsIDOMNode aNode);
nsIAccessible createHTMLComboboxAccessible(in nsIDOMNode aNode, in nsISupports aPresShell);
nsIAccessible createHTMLGroupboxAccessible(in nsISupports aFrame);
nsIAccessible createHTMLImageAccessible(in nsISupports aFrame);

60
mozilla/accessible/src/base/nsAccessibilityService.cpp
View File

@ -195,6 +195,9 @@ void nsAccessibilityService::GetOwnerFor(nsIPresShell *aPresShell,
*aOwnerShell = parentPresShell;
NS_ADDREF(*aOwnerShell);
}
else {
NS_WARNING("Cannot find content for sub document");
}
}
nsresult
@ -460,6 +463,25 @@ nsAccessibilityService::CreateHTMLCheckboxAccessible(nsISupports *aFrame, nsIAcc
return NS_OK;
}
NS_IMETHODIMP
nsAccessibilityService::CreateHTMLCheckboxAccessibleXBL(nsIDOMNode *aNode, nsIAccessible **_retval)
{
#ifdef MOZ_XUL
nsCOMPtr<nsIWeakReference> weakShell;
GetShellFromNode(aNode, getter_AddRefs(weakShell));
// reusing the HTML accessible widget and enhancing for XUL
*_retval = new nsHTMLCheckboxAccessible(aNode, weakShell);
if (! *_retval)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(*_retval);
#else
*_retval = nsnull;
#endif // MOZ_XUL
return NS_OK;
}
NS_IMETHODIMP
nsAccessibilityService::CreateHTMLComboboxAccessible(nsIDOMNode* aDOMNode, nsISupports* aPresContext, nsIAccessible **_retval)
{
@ -1280,29 +1302,33 @@ NS_IMETHODIMP nsAccessibilityService::GetAccessibleFor(nsIDOMNode *aNode,
nsCOMPtr<nsIAccessible> newAcc;
#ifdef MOZ_XUL
nsCOMPtr<nsIDOMXULElement> xulElement(do_QueryInterface(aNode));
if (xulElement) {
#ifdef DEBUG_aaronl
// Please leave this in for now, it's a convenient debugging method
nsAutoString name;
aNode->GetLocalName(name);
if (name.Equals(NS_LITERAL_STRING("dropmarker")))
printf("## aaronl debugging tag name\n");
// Please leave this in for now, it's a convenient debugging method
nsAutoString name;
aNode->GetLocalName(name);
if (name.Equals(NS_LITERAL_STRING("INPUT")))
printf("## aaronl debugging tag name\n");
nsAutoString className;
xulElement->GetAttribute(NS_LITERAL_STRING("class"), className);
if (className.Equals(NS_LITERAL_STRING("toolbarbutton-menubutton-dropmarker")))
nsAutoString attrib;
nsCOMPtr<nsIDOMElement> element(do_QueryInterface(aNode));
if (element) {
element->GetAttribute(NS_LITERAL_STRING("type"), attrib);
if (attrib.Equals(NS_LITERAL_STRING("checkbox")))
printf("## aaronl debugging attribute\n");
}
#endif
nsCOMPtr<nsIAccessibleProvider> accProv(do_QueryInterface(aNode));
if (accProv) {
accProv->GetAccessible(_retval);
if (*_retval)
return NS_OK;
}
nsCOMPtr<nsIAccessibleProvider> accProv(do_QueryInterface(aNode));
if (accProv) {
accProv->GetAccessible(_retval);
if (*_retval)
return NS_OK;
return NS_ERROR_FAILURE;
}
#ifdef MOZ_XUL
nsCOMPtr<nsIDOMXULElement> xulElement(do_QueryInterface(aNode));
if (xulElement)
return NS_ERROR_FAILURE;
#endif // MOZ_XUL
// ---- Get the document for this node ----

2
mozilla/accessible/src/base/nsAccessible.cpp
View File

@ -426,7 +426,7 @@ PRBool nsAccessibleTreeWalker::GetAccessible()
* Class nsAccessible
*/
//-------------------------`----------------------------
//-----------------------------------------------------
// construction
//-----------------------------------------------------
nsAccessible::nsAccessible(nsIDOMNode* aNode, nsIWeakReference* aShell): mDOMNode(aNode), mPresShell(aShell), mSiblingIndex(eSiblingsUninitialized)

15
mozilla/layout/forms/resources/content/checkbox.xml
View File

@ -40,7 +40,20 @@
xmlns="http://www.mozilla.org/xbl"
xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<binding id="checkbox" extends="xul:image"/>
<binding id="checkbox" extends="xul:image">
<implementation implements="nsIAccessibleProvider">
<property name="accessible">
<getter>
<![CDATA[
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); // Temporary, until bug 104907 is fixed
var accService = Components.classes["@mozilla.org/accessibilityService;1"].getService(Components.interfaces.nsIAccessibilityService);
return accService.createHTMLCheckboxAccessibleXBL(this);
]]>
</getter>
</property>
</implementation>
</binding>
</bindings>

15
mozilla/layout/html/forms/resources/content/checkbox.xml
View File

@ -40,7 +40,20 @@
xmlns="http://www.mozilla.org/xbl"
xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<binding id="checkbox" extends="xul:image"/>
<binding id="checkbox" extends="xul:image">
<implementation implements="nsIAccessibleProvider">
<property name="accessible">
<getter>
<![CDATA[
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); // Temporary, until bug 104907 is fixed
var accService = Components.classes["@mozilla.org/accessibilityService;1"].getService(Components.interfaces.nsIAccessibilityService);
return accService.createHTMLCheckboxAccessibleXBL(this);
]]>
</getter>
</property>
</implementation>
</binding>
</bindings>