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New context menu listener code. b=55516, r=blizzard@mozilla.org

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git-svn-id: svn://10.0.0.236/trunk@80827 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
locka%iol.ie
2000-10-10 12:19:17 +00:00
parent c9c05d6665
commit cfe12e1d08
3 changed files with 59 additions and 36 deletions
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52
mozilla/embedding/browser/webBrowser/nsDocShellTreeOwner.cpp
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@@ -665,7 +665,7 @@ nsresult nsDocShellTreeOwner::HandleEvent(nsIDOMEvent* aEvent)
nsresult nsDocShellTreeOwner::MouseDown(nsIDOMEvent* aMouseEvent)
{
// Don't bother going any further if no one is interested in context menu events
nsCOMPtr<nsIContextMenuListener> menuListener(do_QueryInterface(mTreeOwner));
nsCOMPtr<nsIContextMenuListener> menuListener(do_QueryInterface(mWebBrowserChrome));
if (!menuListener)
{
return NS_OK;
@@ -700,6 +700,7 @@ nsresult nsDocShellTreeOwner::MouseDown(nsIDOMEvent* aMouseEvent)
return NS_ERROR_NULL_POINTER;
}
nsCOMPtr<nsIDOMNode> targetDOMnode;
nsCOMPtr<nsIDOMNode> node = do_QueryInterface(targetNode);
if (!node)
{
@@ -712,11 +713,10 @@ nsresult nsDocShellTreeOwner::MouseDown(nsIDOMEvent* aMouseEvent)
PRUint32 flags = nsIContextMenuListener::CONTEXT_NONE;
nsCOMPtr<nsIDOMHTMLElement> element;
do {
PRUint16 type;
node->GetNodeType(&type);
//PRUint16 type;
//node->GetNodeType(&type);
// XXX test for selected text
element = do_QueryInterface(node);
if (element)
{
@@ -724,20 +724,34 @@ nsresult nsDocShellTreeOwner::MouseDown(nsIDOMEvent* aMouseEvent)
element->GetTagName(tag);
// Test what kind of element we're dealing with here
if (tag.EqualsWithConversion("input", PR_TRUE))
if (tag.EqualsWithConversion("img", PR_TRUE))
{
flags |= nsIContextMenuListener::CONTEXT_IMAGE;
targetDOMnode = node;
// if we see an image, keep searching for a possible anchor
}
else if (tag.EqualsWithConversion("input", PR_TRUE))
{
// INPUT element - button, combo, checkbox, text etc.
flags |= nsIContextMenuListener::CONTEXT_INPUT;
targetDOMnode = node;
break; // exit do-while
}
else if (tag.EqualsWithConversion("img", PR_TRUE))
else if (tag.EqualsWithConversion("textarea", PR_TRUE))
{
// IMG element
flags |= nsIContextMenuListener::CONTEXT_IMAGE;
// text area
flags |= nsIContextMenuListener::CONTEXT_TEXT;
targetDOMnode = node;
break; // exit do-while
}
else
else if (tag.EqualsWithConversion("html", PR_TRUE))
{
// Something else
flags |= nsIContextMenuListener::CONTEXT_OTHER;
// only care about this if no other context was found.
if (!flags) {
flags |= nsIContextMenuListener::CONTEXT_DOCUMENT;
targetDOMnode = node;
}
break; // exit do-while
}
// Test if the element has an associated link
@@ -751,25 +765,21 @@ nsresult nsDocShellTreeOwner::MouseDown(nsIDOMEvent* aMouseEvent)
if (hrefNode)
{
flags |= nsIContextMenuListener::CONTEXT_LINK;
break;
if (!targetDOMnode)
targetDOMnode = node;
break; // exit do-while
}
}
}
// walk-up-the-tree
nsCOMPtr<nsIDOMNode> parentNode;
node->GetParentNode(getter_AddRefs(parentNode));
// Test if we're at the top of the document
if (!parentNode)
{
node = nsnull;
flags |= nsIContextMenuListener::CONTEXT_DOCUMENT;
break;
}
node = parentNode;
} while (node);
// Tell the listener all about the event
menuListener->OnShowContextMenu(flags, aMouseEvent, node);
menuListener->OnShowContextMenu(flags, aMouseEvent, targetDOMnode);
return NS_OK;
}