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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /docshell/base/nsDocShellEditorData.cpp
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'docshell/base/nsDocShellEditorData.cpp')
-rw-r--r--docshell/base/nsDocShellEditorData.cpp139
1 files changed, 139 insertions, 0 deletions
diff --git a/docshell/base/nsDocShellEditorData.cpp b/docshell/base/nsDocShellEditorData.cpp
new file mode 100644
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+++ b/docshell/base/nsDocShellEditorData.cpp
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+/* -*- 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/. */
+
+#include "nsDocShellEditorData.h"
+
+#include "mozilla/dom/Document.h"
+#include "mozilla/HTMLEditor.h"
+#include "nsIInterfaceRequestorUtils.h"
+#include "nsComponentManagerUtils.h"
+#include "nsPIDOMWindow.h"
+#include "nsEditingSession.h"
+#include "nsIDocShell.h"
+
+using namespace mozilla;
+using namespace mozilla::dom;
+
+nsDocShellEditorData::nsDocShellEditorData(nsIDocShell* aOwningDocShell)
+ : mDocShell(aOwningDocShell),
+ mDetachedEditingState(Document::EditingState::eOff),
+ mMakeEditable(false),
+ mIsDetached(false),
+ mDetachedMakeEditable(false) {
+ NS_ASSERTION(mDocShell, "Where is my docShell?");
+}
+
+nsDocShellEditorData::~nsDocShellEditorData() { TearDownEditor(); }
+
+void nsDocShellEditorData::TearDownEditor() {
+ if (mHTMLEditor) {
+ RefPtr<HTMLEditor> htmlEditor = std::move(mHTMLEditor);
+ htmlEditor->PreDestroy();
+ }
+ mEditingSession = nullptr;
+ mIsDetached = false;
+}
+
+nsresult nsDocShellEditorData::MakeEditable(bool aInWaitForUriLoad) {
+ if (mMakeEditable) {
+ return NS_OK;
+ }
+
+ // if we are already editable, and are getting turned off,
+ // nuke the editor.
+ if (mHTMLEditor) {
+ NS_WARNING("Destroying existing editor on frame");
+
+ RefPtr<HTMLEditor> htmlEditor = std::move(mHTMLEditor);
+ htmlEditor->PreDestroy();
+ }
+
+ if (aInWaitForUriLoad) {
+ mMakeEditable = true;
+ }
+ return NS_OK;
+}
+
+bool nsDocShellEditorData::GetEditable() {
+ return mMakeEditable || (mHTMLEditor != nullptr);
+}
+
+nsEditingSession* nsDocShellEditorData::GetEditingSession() {
+ EnsureEditingSession();
+
+ return mEditingSession.get();
+}
+
+nsresult nsDocShellEditorData::SetHTMLEditor(HTMLEditor* aHTMLEditor) {
+ // destroy any editor that we have. Checks for equality are
+ // necessary to ensure that assigment into the nsCOMPtr does
+ // not temporarily reduce the refCount of the editor to zero
+ if (mHTMLEditor == aHTMLEditor) {
+ return NS_OK;
+ }
+
+ if (mHTMLEditor) {
+ RefPtr<HTMLEditor> htmlEditor = std::move(mHTMLEditor);
+ htmlEditor->PreDestroy();
+ MOZ_ASSERT(!mHTMLEditor,
+ "Nested call of nsDocShellEditorData::SetHTMLEditor() detected");
+ }
+
+ mHTMLEditor = aHTMLEditor; // owning addref
+ if (!mHTMLEditor) {
+ mMakeEditable = false;
+ }
+
+ return NS_OK;
+}
+
+// This creates the editing session on the content docShell that owns 'this'.
+void nsDocShellEditorData::EnsureEditingSession() {
+ NS_ASSERTION(mDocShell, "Should have docShell here");
+ NS_ASSERTION(!mIsDetached, "This will stomp editing session!");
+
+ if (!mEditingSession) {
+ mEditingSession = new nsEditingSession();
+ }
+}
+
+nsresult nsDocShellEditorData::DetachFromWindow() {
+ NS_ASSERTION(mEditingSession,
+ "Can't detach when we don't have a session to detach!");
+
+ nsCOMPtr<nsPIDOMWindowOuter> domWindow =
+ mDocShell ? mDocShell->GetWindow() : nullptr;
+ nsresult rv = mEditingSession->DetachFromWindow(domWindow);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ mIsDetached = true;
+ mDetachedMakeEditable = mMakeEditable;
+ mMakeEditable = false;
+
+ nsCOMPtr<dom::Document> doc = domWindow->GetDoc();
+ mDetachedEditingState = doc->GetEditingState();
+
+ mDocShell = nullptr;
+
+ return NS_OK;
+}
+
+nsresult nsDocShellEditorData::ReattachToWindow(nsIDocShell* aDocShell) {
+ mDocShell = aDocShell;
+
+ nsCOMPtr<nsPIDOMWindowOuter> domWindow =
+ mDocShell ? mDocShell->GetWindow() : nullptr;
+ nsresult rv = mEditingSession->ReattachToWindow(domWindow);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ mIsDetached = false;
+ mMakeEditable = mDetachedMakeEditable;
+
+ RefPtr<dom::Document> doc = domWindow->GetDoc();
+ doc->SetEditingState(mDetachedEditingState);
+
+ return NS_OK;
+}