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Bug 570620, part d: Add some helper methods and functions to TabChild and TabParent. sr=smaug

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This commit is contained in:
Chris Jones 2010-08-05 17:11:23 -05:00
parent 65b058787b
commit a998dd23f5
4 changed files with 60 additions and 49 deletions
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23
dom/ipc/TabChild.h
View File

@ -60,12 +60,16 @@
#include "nsIXPConnect.h"
#include "nsIDOMWindow.h"
#include "nsIDocShell.h"
#include "nsIDocShellTreeItem.h"
#include "nsIDocShellTreeOwner.h"
#include "nsIDocument.h"
#include "nsNetUtil.h"
#include "nsFrameMessageManager.h"
#include "nsIScriptContext.h"
#include "nsDOMEventTargetHelper.h"
#include "nsIDialogCreator.h"
#include "nsIDialogParamBlock.h"
#include "nsIPresShell.h"
#include "nsIPrincipal.h"
#include "nsIScriptObjectPrincipal.h"
#include "nsIScriptContext.h"
@ -293,6 +297,25 @@ private:
DISALLOW_EVIL_CONSTRUCTORS(TabChild);
};
inline TabChild*
GetTabChildFrom(nsIDocShell* aDocShell)
{
nsCOMPtr<nsITabChild> tc = do_GetInterface(aDocShell);
return static_cast<TabChild*>(tc.get());
}
inline TabChild*
GetTabChildFrom(nsIPresShell* aPresShell)
{
nsIDocument* doc = aPresShell->GetDocument();
if (!doc) {
return nsnull;
}
nsCOMPtr<nsISupports> container = doc->GetContainer();
nsCOMPtr<nsIDocShell> docShell(do_QueryInterface(container));
return GetTabChildFrom(docShell);
}
}
}

60
dom/ipc/TabParent.cpp
View File

@ -95,12 +95,9 @@ TabParent::~TabParent()
void
TabParent::ActorDestroy(ActorDestroyReason why)
{
nsCOMPtr<nsIFrameLoaderOwner> frameLoaderOwner = do_QueryInterface(mFrameElement);
if (frameLoaderOwner) {
nsRefPtr<nsFrameLoader> frameLoader = frameLoaderOwner->GetFrameLoader();
if (frameLoader) {
frameLoader->DestroyChild();
}
nsRefPtr<nsFrameLoader> frameLoader = GetFrameLoader();
if (frameLoader) {
frameLoader->DestroyChild();
}
}
@ -516,29 +513,25 @@ TabParent::ReceiveMessage(const nsString& aMessage,
const nsString& aJSON,
nsTArray<nsString>* aJSONRetVal)
{
nsCOMPtr<nsIFrameLoaderOwner> frameLoaderOwner =
do_QueryInterface(mFrameElement);
if (frameLoaderOwner) {
nsRefPtr<nsFrameLoader> frameLoader = frameLoaderOwner->GetFrameLoader();
if (frameLoader && frameLoader->GetFrameMessageManager()) {
nsFrameMessageManager* manager = frameLoader->GetFrameMessageManager();
JSContext* ctx = manager->GetJSContext();
JSAutoRequest ar(ctx);
PRUint32 len = 0; //TODO: obtain a real value in bug 572685
// Because we want JS messages to have always the same properties,
// create array even if len == 0.
JSObject* objectsArray = JS_NewArrayObject(ctx, len, NULL);
if (!objectsArray) {
return false;
}
manager->ReceiveMessage(mFrameElement,
aMessage,
aSync,
aJSON,
objectsArray,
aJSONRetVal);
nsRefPtr<nsFrameLoader> frameLoader = GetFrameLoader();
if (frameLoader && frameLoader->GetFrameMessageManager()) {
nsFrameMessageManager* manager = frameLoader->GetFrameMessageManager();
JSContext* ctx = manager->GetJSContext();
JSAutoRequest ar(ctx);
PRUint32 len = 0; //TODO: obtain a real value in bug 572685
// Because we want JS messages to have always the same properties,
// create array even if len == 0.
JSObject* objectsArray = JS_NewArrayObject(ctx, len, NULL);
if (!objectsArray) {
return false;
}
manager->ReceiveMessage(mFrameElement,
aMessage,
aSync,
aJSON,
objectsArray,
aJSONRetVal);
}
return true;
}
@ -709,14 +702,19 @@ TabParent::HandleDelayedDialogs()
PRBool
TabParent::ShouldDelayDialogs()
{
nsCOMPtr<nsIFrameLoaderOwner> frameLoaderOwner = do_QueryInterface(mFrameElement);
NS_ENSURE_TRUE(frameLoaderOwner, PR_TRUE);
nsRefPtr<nsFrameLoader> frameLoader = frameLoaderOwner->GetFrameLoader();
nsRefPtr<nsFrameLoader> frameLoader = GetFrameLoader();
NS_ENSURE_TRUE(frameLoader, PR_TRUE);
PRBool delay = PR_FALSE;
frameLoader->GetDelayRemoteDialogs(&delay);
return delay;
}
already_AddRefed<nsFrameLoader>
TabParent::GetFrameLoader() const
{
nsCOMPtr<nsIFrameLoaderOwner> frameLoaderOwner = do_QueryInterface(mFrameElement);
return frameLoaderOwner ? frameLoaderOwner->GetFrameLoader() : nsnull;
}
} // namespace tabs
} // namespace mozilla

4
dom/ipc/TabParent.h
View File

@ -53,6 +53,7 @@
#include "nsIDialogParamBlock.h"
#include "nsIAuthPromptProvider.h"
class nsFrameLoader;
class nsIURI;
class nsIDOMElement;
struct gfxMatrix;
@ -222,6 +223,9 @@ protected:
nsTArray<DelayedDialogData*> mDelayedDialogs;
PRBool ShouldDelayDialogs();
private:
already_AddRefed<nsFrameLoader> GetFrameLoader() const;
};
} // namespace dom

22
dom/src/geolocation/nsGeolocation.cpp
View File

@ -96,6 +96,7 @@
#define MAX_GEO_REQUESTS_PER_WINDOW 1500
using mozilla::unused; // <snicker>
using namespace mozilla::dom;
////////////////////////////////////////////////////
// nsDOMGeoPositionError
@ -1014,27 +1015,12 @@ nsGeolocation::RegisterRequestWithPrompt(nsGeolocationRequest* request)
if (!window)
return;
nsIDocShell *docshell = window->GetDocShell();
nsCOMPtr<nsIDocShellTreeItem> item = do_QueryInterface(docshell);
NS_ASSERTION(item, "doc shell tree item is null");
if (!item)
return;
nsCOMPtr<nsIDocShellTreeOwner> owner;
item->GetTreeOwner(getter_AddRefs(owner));
NS_ASSERTION(owner, "doc shell tree owner is null");
nsCOMPtr<nsITabChild> tabchild = do_GetInterface(owner);
if (!tabchild)
return;
// because owner implements nsITabChild, we can assume that it is
// the one and only TabChild.
mozilla::dom::TabChild* child = static_cast<mozilla::dom::TabChild*>(tabchild.get());
TabChild* child = GetTabChildFrom(window->GetDocShell());
mozilla::dom::PGeolocationRequestChild* a =
child->SendPGeolocationRequestConstructor(request, IPC::URI(mURI));
PGeolocationRequestChild* a =
child->SendPGeolocationRequestConstructor(request, IPC::URI(mURI));
(void) a->Sendprompt();
return;