Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 167 insertions, 0 deletions

diff --git a/dom/html/nsGenericHTMLFrameElement.h b/dom/html/nsGenericHTMLFrameElement.h
new file mode 100644
index 0000000000..09d607bb2c
--- /dev/null
+++ b/dom/html/nsGenericHTMLFrameElement.h
@@ -0,0 +1,167 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsGenericHTMLFrameElement_h
+#define nsGenericHTMLFrameElement_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/nsBrowserElement.h"
+
+#include "nsFrameLoader.h"
+#include "nsFrameLoaderOwner.h"
+#include "nsGenericHTMLElement.h"
+#include "nsIMozBrowserFrame.h"
+
+namespace mozilla {
+class ErrorResult;
+
+namespace dom {
+class BrowserParent;
+template <typename>
+struct Nullable;
+class WindowProxyHolder;
+class XULFrameElement;
+}  // namespace dom
+}  // namespace mozilla
+
+#define NS_GENERICHTMLFRAMEELEMENT_IID               \
+  {                                                  \
+    0x8190db72, 0xdab0, 0x4d72, {                    \
+      0x94, 0x26, 0x87, 0x5f, 0x5a, 0x8a, 0x2a, 0xe5 \
+    }                                                \
+  }
+
+/**
+ * A helper class for frame elements
+ */
+class nsGenericHTMLFrameElement : public nsGenericHTMLElement,
+                                  public nsFrameLoaderOwner,
+                                  public mozilla::nsBrowserElement,
+                                  public nsIMozBrowserFrame {
+ public:
+  nsGenericHTMLFrameElement(
+      already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
+      mozilla::dom::FromParser aFromParser)
+      : nsGenericHTMLElement(std::move(aNodeInfo)),
+        nsBrowserElement(),
+        mSrcLoadHappened(false),
+        mNetworkCreated(aFromParser == mozilla::dom::FROM_PARSER_NETWORK),
+        mBrowserFrameListenersRegistered(false),
+        mReallyIsBrowser(false) {}
+
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_DECL_NSIDOMMOZBROWSERFRAME
+  NS_DECL_NSIMOZBROWSERFRAME
+
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_GENERICHTMLFRAMEELEMENT_IID)
+
+  // nsIContent
+  virtual bool IsHTMLFocusable(bool aWithMouse, bool* aIsFocusable,
+                               int32_t* aTabIndex) override;
+  virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
+  virtual void UnbindFromTree(bool aNullParent = true) override;
+  virtual void DestroyContent() override;
+
+  nsresult CopyInnerTo(mozilla::dom::Element* aDest);
+
+  virtual int32_t TabIndexDefault() override;
+
+  virtual nsIMozBrowserFrame* GetAsMozBrowserFrame() override { return this; }
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsGenericHTMLFrameElement,
+                                           nsGenericHTMLElement)
+
+  void SwapFrameLoaders(mozilla::dom::HTMLIFrameElement& aOtherLoaderOwner,
+                        mozilla::ErrorResult& aError);
+
+  void SwapFrameLoaders(mozilla::dom::XULFrameElement& aOtherLoaderOwner,
+                        mozilla::ErrorResult& aError);
+
+  void SwapFrameLoaders(nsFrameLoaderOwner* aOtherLoaderOwner,
+                        mozilla::ErrorResult& rv);
+
+  /**
+   * Helper method to map a HTML 'scrolling' attribute value (which can be null)
+   * to a ScrollbarPreference value value.  scrolling="no" (and its synonyms)
+   * map to Never, and anything else to Auto.
+   */
+  static mozilla::ScrollbarPreference MapScrollingAttribute(const nsAttrValue*);
+
+  nsIPrincipal* GetSrcTriggeringPrincipal() const {
+    return mSrcTriggeringPrincipal;
+  }
+
+  // Needed for nsBrowserElement
+  already_AddRefed<nsFrameLoader> GetFrameLoader() override {
+    return nsFrameLoaderOwner::GetFrameLoader();
+  }
+
+ protected:
+  virtual ~nsGenericHTMLFrameElement();
+
+  // This doesn't really ensure a frame loader in all cases, only when
+  // it makes sense.
+  void EnsureFrameLoader();
+  void LoadSrc();
+  Document* GetContentDocument(nsIPrincipal& aSubjectPrincipal);
+  mozilla::dom::Nullable<mozilla::dom::WindowProxyHolder> GetContentWindow();
+
+  virtual nsresult AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
+                                const nsAttrValue* aValue,
+                                const nsAttrValue* aOldValue,
+                                nsIPrincipal* aSubjectPrincipal,
+                                bool aNotify) override;
+  virtual nsresult OnAttrSetButNotChanged(int32_t aNamespaceID, nsAtom* aName,
+                                          const nsAttrValueOrString& aValue,
+                                          bool aNotify) override;
+
+  nsCOMPtr<nsIPrincipal> mSrcTriggeringPrincipal;
+
+  /**
+   * True if we have already loaded the frame's original src
+   */
+  bool mSrcLoadHappened;
+
+  /**
+   * True when the element is created by the parser using the
+   * NS_FROM_PARSER_NETWORK flag.
+   * If the element is modified, it may lose the flag.
+   */
+  bool mNetworkCreated;
+
+  bool mBrowserFrameListenersRegistered;
+  bool mReallyIsBrowser;
+
+  // This flag is only used by <iframe>. See HTMLIFrameElement::
+  // FullscreenFlag() for details. It is placed here so that we
+  // do not bloat any struct.
+  bool mFullscreenFlag = false;
+
+ private:
+  void GetManifestURL(nsAString& aOut);
+
+  /**
+   * This function is called by AfterSetAttr and OnAttrSetButNotChanged.
+   * It will be called whether the value is being set or unset.
+   *
+   * @param aNamespaceID the namespace of the attr being set
+   * @param aName the localname of the attribute being set
+   * @param aValue the value being set or null if the value is being unset
+   * @param aNotify Whether we plan to notify document observers.
+   */
+  void AfterMaybeChangeAttr(int32_t aNamespaceID, nsAtom* aName,
+                            const nsAttrValueOrString* aValue,
+                            nsIPrincipal* aMaybeScriptedPrincipal,
+                            bool aNotify);
+
+  mozilla::dom::BrowsingContext* GetContentWindowInternal();
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsGenericHTMLFrameElement,
+                              NS_GENERICHTMLFRAMEELEMENT_IID)
+
+#endif  // nsGenericHTMLFrameElement_h