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making nsPresShell and nsDocument support weak references; using weak references to docs and pres shells within the editor

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git-svn-id: svn://10.0.0.236/trunk@44483 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
jfrancis%netscape.com
1999-08-25 10:51:55 +00:00
parent 4a5d0fe5cb
commit 2a60fccebc
22 changed files with 1758 additions and 1550 deletions
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9
mozilla/layout/html/base/src/nsPresShell.cpp
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@@ -47,6 +47,7 @@
#include "nsIDOMElement.h"
#include "nsHTMLAtoms.h"
#include "nsCOMPtr.h"
#include "nsWeakReference.h"
#include "nsICaret.h"
#include "nsIDOMHTMLDocument.h"
#include "nsIXMLDocument.h"
@@ -110,7 +111,7 @@ static NS_DEFINE_IID(kIWebShellIID, NS_IWEB_SHELL_IID);
class PresShell : public nsIPresShell, public nsIViewObserver,
private nsIDocumentObserver, public nsIFocusTracker,
public nsIDOMSelectionListener
public nsIDOMSelectionListener, public nsSupportsWeakReference
{
public:
PresShell();
@@ -432,6 +433,12 @@ PresShell::QueryInterface(const nsIID& aIID, void** aInstancePtr)
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(nsCOMTypeInfo<nsISupportsWeakReference>::GetIID())) {
nsISupportsWeakReference* tmp = this;
*aInstancePtr = (void*) tmp;
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(kISupportsIID)) {
nsIPresShell* tmp = this;
nsISupports* tmp2 = tmp;