зеркало из https://github.com/mozilla/pjs.git
Fix crash in nsScrollBoxObject::::EnsureElementIsVisible. Bug 257607, patch by
Justin <justin@openaether.org>, r+sr=bzbarsky.
This commit is contained in:
Родитель
b9f0eb21bf
Коммит
85a74c97a2
|
@ -42,8 +42,8 @@
|
|||
#include "nsIContent.h"
|
||||
#include "nsIDocument.h"
|
||||
#include "nsIDOMDocument.h"
|
||||
#include "nsIDOMNSDocument.h"
|
||||
#include "nsIDOMElement.h"
|
||||
#include "nsIDOMXULElement.h"
|
||||
#include "nsPresContext.h"
|
||||
#include "nsIFrame.h"
|
||||
#include "nsIScrollableView.h"
|
||||
|
@ -229,6 +229,7 @@ NS_IMETHODIMP nsScrollBoxObject::ScrollToLine(PRInt32 line)
|
|||
/* void scrollToElement (in nsIDOMElement child); */
|
||||
NS_IMETHODIMP nsScrollBoxObject::ScrollToElement(nsIDOMElement *child)
|
||||
{
|
||||
NS_ENSURE_ARG_POINTER(child);
|
||||
nsIScrollableView* scrollableView = GetScrollableView();
|
||||
if (!scrollableView)
|
||||
return NS_ERROR_FAILURE;
|
||||
|
@ -242,9 +243,16 @@ NS_IMETHODIMP nsScrollBoxObject::ScrollToElement(nsIDOMElement *child)
|
|||
return NS_ERROR_FAILURE;
|
||||
|
||||
nsRect rect, crect;
|
||||
nsCOMPtr<nsIDOMXULElement> childDOMXULElement (do_QueryInterface(child));
|
||||
nsIBoxObject * childBoxObject;
|
||||
childDOMXULElement->GetBoxObject(&childBoxObject);
|
||||
nsCOMPtr<nsIDOMDocument> doc;
|
||||
child->GetOwnerDocument(getter_AddRefs(doc));
|
||||
nsCOMPtr<nsIDOMNSDocument> nsDoc(do_QueryInterface(doc));
|
||||
if(!nsDoc)
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
|
||||
nsCOMPtr<nsIBoxObject> childBoxObject;
|
||||
nsDoc->GetBoxObjectFor(child, getter_AddRefs(childBoxObject));
|
||||
if(!childBoxObject)
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
|
||||
PRInt32 x,y;
|
||||
childBoxObject->GetX(&x);
|
||||
|
@ -302,6 +310,7 @@ NS_IMETHODIMP nsScrollBoxObject::GetScrolledSize(PRInt32 *width, PRInt32 *height
|
|||
/* void ensureElementIsVisible (in nsIDOMElement child); */
|
||||
NS_IMETHODIMP nsScrollBoxObject::EnsureElementIsVisible(nsIDOMElement *child)
|
||||
{
|
||||
NS_ENSURE_ARG_POINTER(child);
|
||||
nsIScrollableView* scrollableView = GetScrollableView();
|
||||
if (!scrollableView)
|
||||
return NS_ERROR_FAILURE;
|
||||
|
@ -315,9 +324,16 @@ NS_IMETHODIMP nsScrollBoxObject::EnsureElementIsVisible(nsIDOMElement *child)
|
|||
return NS_ERROR_FAILURE;
|
||||
|
||||
nsRect rect, crect;
|
||||
nsCOMPtr<nsIDOMXULElement> childDOMXULElement (do_QueryInterface(child));
|
||||
nsIBoxObject * childBoxObject;
|
||||
childDOMXULElement->GetBoxObject(&childBoxObject);
|
||||
nsCOMPtr<nsIDOMDocument> doc;
|
||||
child->GetOwnerDocument(getter_AddRefs(doc));
|
||||
nsCOMPtr<nsIDOMNSDocument> nsDoc(do_QueryInterface(doc));
|
||||
if(!nsDoc)
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
|
||||
nsCOMPtr<nsIBoxObject> childBoxObject;
|
||||
nsDoc->GetBoxObjectFor(child, getter_AddRefs(childBoxObject));
|
||||
if(!childBoxObject)
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
|
||||
PRInt32 x,y,width,height;
|
||||
childBoxObject->GetX(&x);
|
||||
|
|
Загрузка…
Ссылка в новой задаче