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Guarantee that the pres context's device context will be non-null by returning failure from Init() if it's null. Rename inline getter GetDeviceContext() to DeviceContext(), convert all callers to use the inline getter, and remove the virtual/refcounting getter. Bug 229371, r+sr=dbaron.

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git-svn-id: svn://10.0.0.236/trunk@152182 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
bryner%brianryner.com
2004-02-02 22:17:21 +00:00
parent 1933a43e01
commit 5b5cd321a4
42 changed files with 544 additions and 750 deletions
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13
mozilla/layout/generic/nsSelection.cpp
View File

@@ -6957,16 +6957,6 @@ nsTypedSelection::GetPointFromOffset(nsIFrame *aFrame, PRInt32 aContentOffset, n
if (!presContext)
return NS_ERROR_NULL_POINTER;
nsCOMPtr<nsIDeviceContext> deviceContext;
rv = presContext->GetDeviceContext(getter_AddRefs(deviceContext));
if (NS_FAILED(rv))
return rv;
if (!deviceContext)
return NS_ERROR_NULL_POINTER;
//
// Now get the closest view with a widget so we can create
// a rendering context.
@@ -6999,7 +6989,8 @@ nsTypedSelection::GetPointFromOffset(nsIFrame *aFrame, PRInt32 aContentOffset, n
nsCOMPtr<nsIRenderingContext> rendContext;
rv = deviceContext->CreateRenderingContext(closestView, *getter_AddRefs(rendContext));
rv = presContext->DeviceContext()->
CreateRenderingContext(closestView, *getter_AddRefs(rendContext));
if (NS_FAILED(rv))
return rv;