NS_IMETHODIMP
PasteTransferableCommand::GetCommandStateParams(const char* aCommandName,
nsICommandParams* aParams,
nsISupports* aCommandRefCon) {
nsCOMPtr<nsIEditor> editor = do_QueryInterface(aCommandRefCon);
if (NS_WARN_IF(!editor)) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsISupports> supports =
aParams->AsCommandParams()->GetISupports("transferable");
if (NS_WARN_IF(!supports)) {
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsITransferable> trans;
trans = do_QueryInterface(supports);
if (NS_WARN_IF(!trans)) {
return NS_ERROR_FAILURE;
}
TextEditor* textEditor = editor->AsTextEditor();
MOZ_ASSERT(textEditor);
return aParams->AsCommandParams()->SetBool(
STATE_ENABLED, textEditor->CanPasteTransferable(trans));
}
NS_IMETHODIMP
PasteTransferableCommand::IsCommandEnabled(const char* aCommandName,
nsISupports* aCommandRefCon,
bool* aIsEnabled) {
if (NS_WARN_IF(!aIsEnabled)) {
return NS_ERROR_INVALID_ARG;
}
*aIsEnabled = false;
nsCOMPtr<nsIEditor> editor = do_QueryInterface(aCommandRefCon);
if (!editor) {
return NS_OK;
}
TextEditor* textEditor = editor->AsTextEditor();
MOZ_ASSERT(textEditor);
if (!textEditor->IsSelectionEditable()) {
return NS_OK;
}
*aIsEnabled = textEditor->CanPasteTransferable(nullptr);
return NS_OK;
}
