Adding upstream version 124.0.1.upstream/124.0.1

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

1 files changed, 214 insertions, 0 deletions

diff --git a/widget/android/nsClipboard.cpp b/widget/android/nsClipboard.cpp
new file mode 100644
index 0000000000..c2a03dd540
--- /dev/null
+++ b/widget/android/nsClipboard.cpp
@@ -0,0 +1,214 @@
+/* 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 "mozilla/java/ClipboardWrappers.h"
+#include "mozilla/java/GeckoAppShellWrappers.h"
+#include "nsClipboard.h"
+#include "nsISupportsPrimitives.h"
+#include "nsCOMPtr.h"
+#include "nsComponentManagerUtils.h"
+#include "nsMemory.h"
+#include "nsStringStream.h"
+#include "nsPrimitiveHelpers.h"
+
+using namespace mozilla;
+
+NS_IMPL_ISUPPORTS_INHERITED0(nsClipboard, nsBaseClipboard)
+
+/* The Android clipboard only supports text and doesn't support mime types
+ * so we assume all clipboard data is text/plain for now. Documentation
+ * indicates that support for other data types is planned for future
+ * releases.
+ */
+
+nsClipboard::nsClipboard()
+    : nsBaseClipboard(mozilla::dom::ClipboardCapabilities(
+          false /* supportsSelectionClipboard */,
+          false /* supportsFindClipboard */,
+          false /* supportsSelectionCache */)) {
+  java::Clipboard::StartTrackingClipboardData(
+      java::GeckoAppShell::GetApplicationContext());
+}
+
+nsClipboard::~nsClipboard() {
+  java::Clipboard::StopTrackingClipboardData(
+      java::GeckoAppShell::GetApplicationContext());
+}
+
+// static
+nsresult nsClipboard::GetTextFromTransferable(nsITransferable* aTransferable,
+                                              nsString& aText,
+                                              nsString& aHTML) {
+  nsTArray<nsCString> flavors;
+  nsresult rv = aTransferable->FlavorsTransferableCanImport(flavors);
+  if (NS_FAILED(rv)) {
+    return rv;
+  }
+
+  for (auto& flavorStr : flavors) {
+    if (flavorStr.EqualsLiteral(kTextMime)) {
+      nsCOMPtr<nsISupports> item;
+      nsresult rv =
+          aTransferable->GetTransferData(kTextMime, getter_AddRefs(item));
+      if (NS_WARN_IF(NS_FAILED(rv))) {
+        continue;
+      }
+      nsCOMPtr<nsISupportsString> supportsString = do_QueryInterface(item);
+      if (supportsString) {
+        supportsString->GetData(aText);
+      }
+    } else if (flavorStr.EqualsLiteral(kHTMLMime)) {
+      nsCOMPtr<nsISupports> item;
+      nsresult rv =
+          aTransferable->GetTransferData(kHTMLMime, getter_AddRefs(item));
+      if (NS_WARN_IF(NS_FAILED(rv))) {
+        continue;
+      }
+      nsCOMPtr<nsISupportsString> supportsString = do_QueryInterface(item);
+      if (supportsString) {
+        supportsString->GetData(aHTML);
+      }
+    }
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsClipboard::SetNativeClipboardData(nsITransferable* aTransferable,
+                                    int32_t aWhichClipboard) {
+  MOZ_DIAGNOSTIC_ASSERT(aTransferable);
+  MOZ_DIAGNOSTIC_ASSERT(
+      nsIClipboard::IsClipboardTypeSupported(aWhichClipboard));
+
+  if (!jni::IsAvailable()) {
+    return NS_ERROR_NOT_AVAILABLE;
+  }
+
+  nsString text;
+  nsString html;
+  nsresult rv = GetTextFromTransferable(aTransferable, text, html);
+  if (NS_FAILED(rv)) {
+    return rv;
+  }
+
+  if (!html.IsEmpty() &&
+      java::Clipboard::SetHTML(java::GeckoAppShell::GetApplicationContext(),
+                               text, html)) {
+    return NS_OK;
+  }
+  if (!text.IsEmpty() &&
+      java::Clipboard::SetText(java::GeckoAppShell::GetApplicationContext(),
+                               text)) {
+    return NS_OK;
+  }
+
+  return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsClipboard::GetNativeClipboardData(nsITransferable* aTransferable,
+                                    int32_t aWhichClipboard) {
+  MOZ_DIAGNOSTIC_ASSERT(aTransferable);
+  MOZ_DIAGNOSTIC_ASSERT(
+      nsIClipboard::IsClipboardTypeSupported(aWhichClipboard));
+
+  if (!jni::IsAvailable()) {
+    return NS_ERROR_NOT_AVAILABLE;
+  }
+
+  nsTArray<nsCString> flavors;
+  aTransferable->FlavorsTransferableCanImport(flavors);
+
+  for (auto& flavorStr : flavors) {
+    if (flavorStr.EqualsLiteral(kTextMime) ||
+        flavorStr.EqualsLiteral(kHTMLMime)) {
+      auto text = java::Clipboard::GetTextData(
+          java::GeckoAppShell::GetApplicationContext(), flavorStr);
+      if (!text) {
+        continue;
+      }
+      nsString buffer = text->ToString();
+      if (buffer.IsEmpty()) {
+        continue;
+      }
+      nsCOMPtr<nsISupports> wrapper;
+      nsPrimitiveHelpers::CreatePrimitiveForData(flavorStr, buffer.get(),
+                                                 buffer.Length() * 2,
+                                                 getter_AddRefs(wrapper));
+      if (wrapper) {
+        aTransferable->SetTransferData(flavorStr.get(), wrapper);
+        return NS_OK;
+      }
+      continue;
+    }
+
+    mozilla::jni::ByteArray::LocalRef bytes;
+    nsresult rv = java::Clipboard::GetRawData(flavorStr, &bytes);
+    if (NS_FAILED(rv) || !bytes) {
+      continue;
+    }
+    nsCOMPtr<nsIInputStream> byteStream;
+    rv = NS_NewByteInputStream(
+        getter_AddRefs(byteStream),
+        mozilla::Span(
+            reinterpret_cast<const char*>(bytes->GetElements().Elements()),
+            bytes->Length()),
+        NS_ASSIGNMENT_COPY);
+    if (NS_WARN_IF(NS_FAILED(rv))) {
+      continue;
+    }
+    rv = aTransferable->SetTransferData(flavorStr.get(), byteStream);
+    if (NS_WARN_IF(NS_FAILED(rv))) {
+      continue;
+    }
+  }
+
+  return NS_ERROR_FAILURE;
+}
+
+nsresult nsClipboard::EmptyNativeClipboardData(int32_t aWhichClipboard) {
+  MOZ_DIAGNOSTIC_ASSERT(
+      nsIClipboard::IsClipboardTypeSupported(aWhichClipboard));
+
+  if (!jni::IsAvailable()) {
+    return NS_ERROR_NOT_AVAILABLE;
+  }
+
+  java::Clipboard::Clear(java::GeckoAppShell::GetApplicationContext());
+
+  return NS_OK;
+}
+
+mozilla::Result<int32_t, nsresult>
+nsClipboard::GetNativeClipboardSequenceNumber(int32_t aWhichClipboard) {
+  MOZ_DIAGNOSTIC_ASSERT(
+      nsIClipboard::IsClipboardTypeSupported(aWhichClipboard));
+
+  if (!jni::IsAvailable()) {
+    return Err(NS_ERROR_NOT_AVAILABLE);
+  }
+
+  return java::Clipboard::GetSequenceNumber(
+      java::GeckoAppShell::GetApplicationContext());
+}
+
+mozilla::Result<bool, nsresult>
+nsClipboard::HasNativeClipboardDataMatchingFlavors(
+    const nsTArray<nsCString>& aFlavorList, int32_t aWhichClipboard) {
+  MOZ_DIAGNOSTIC_ASSERT(
+      nsIClipboard::IsClipboardTypeSupported(aWhichClipboard));
+
+  if (!jni::IsAvailable()) {
+    return Err(NS_ERROR_NOT_AVAILABLE);
+  }
+
+  for (auto& flavor : aFlavorList) {
+    if (java::Clipboard::HasData(java::GeckoAppShell::GetApplicationContext(),
+                                 NS_ConvertASCIItoUTF16(flavor))) {
+      return true;
+    }
+  }
+
+  return false;
+}