1 files changed, 85 insertions, 0 deletions
diff --git a/extensions/spellcheck/ipc/RemoteSpellCheckEngineParent.cpp b/extensions/spellcheck/ipc/RemoteSpellCheckEngineParent.cpp
new file mode 100644
index 0000000000..e9f341d524
--- /dev/null
+++ b/extensions/spellcheck/ipc/RemoteSpellCheckEngineParent.cpp
@@ -0,0 +1,85 @@
+/* vim: set ts=2 sw=2 sts=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 "RemoteSpellCheckEngineParent.h"
+#include "mozilla/Unused.h"
+#include "mozilla/mozSpellChecker.h"
+#include "nsServiceManagerUtils.h"
+
+namespace mozilla {
+
+RemoteSpellcheckEngineParent::RemoteSpellcheckEngineParent() {
+  mSpellChecker = mozSpellChecker::Create();
+}
+
+RemoteSpellcheckEngineParent::~RemoteSpellcheckEngineParent() {}
+
+mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvSetDictionary(
+    const nsACString& aDictionary, bool* success) {
+  nsresult rv = mSpellChecker->SetCurrentDictionary(aDictionary);
+  *success = NS_SUCCEEDED(rv);
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvSetDictionaries(
+    const nsTArray<nsCString>& aDictionaries,
+    SetDictionariesResolver&& aResolve) {
+  mSpellChecker->SetCurrentDictionaries(aDictionaries)
+      ->Then(
+          GetMainThreadSerialEventTarget(), __func__,
+          [aResolve]() { aResolve(true); }, [aResolve]() { aResolve(false); });
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvSetDictionaryFromList(
+    nsTArray<nsCString>&& aList, SetDictionaryFromListResolver&& aResolve) {
+  for (auto& dictionary : aList) {
+    nsresult rv = mSpellChecker->SetCurrentDictionary(dictionary);
+    if (NS_SUCCEEDED(rv)) {
+      aResolve(std::tuple<const bool&, const nsACString&>(true, dictionary));
+      return IPC_OK();
+    }
+  }
+  aResolve(std::tuple<const bool&, const nsACString&>(false, ""_ns));
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvCheckAsync(
+    nsTArray<nsString>&& aWords, CheckAsyncResolver&& aResolve) {
+  nsTArray<bool> misspells;
+  misspells.SetCapacity(aWords.Length());
+  for (auto& word : aWords) {
+    bool misspelled;
+    nsresult rv = mSpellChecker->CheckWord(word, &misspelled, nullptr);
+    // If CheckWord failed, we can't tell whether the word is correctly spelled
+    if (NS_FAILED(rv)) {
+      misspelled = false;
+    }
+    misspells.AppendElement(misspelled);
+  }
+  aResolve(std::move(misspells));
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult RemoteSpellcheckEngineParent::RecvSuggest(
+    const nsAString& aWord, uint32_t aCount, SuggestResolver&& aResolve) {
+  nsTArray<nsString> suggestions;
+  mSpellChecker->Suggest(aWord, aCount)
+      ->Then(
+          GetMainThreadSerialEventTarget(), __func__,
+          [aResolve](CopyableTArray<nsString> aSuggestions) {
+            aResolve(std::move(aSuggestions));
+          },
+          [aResolve](nsresult aError) {
+            // No suggestions due to error
+            nsTArray<nsString> suggestions;
+            aResolve(std::move(suggestions));
+          });
+  return IPC_OK();
+}
+
+void RemoteSpellcheckEngineParent::ActorDestroy(ActorDestroyReason aWhy) {}
+
+}  // namespace mozilla