109 lines
4.5 KiB
Text
109 lines
4.5 KiB
Text
// Copyright (c) 2014, Thomas Goyne <plorkyeran@aegisub.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// Aegisub Project http://www.aegisub.org/
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#import <libaegisub/spellchecker.h>
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#import <libaegisub/option_value.h>
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#import <libaegisub/signal.h>
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#import <AppKit/AppKit.h>
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namespace {
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std::vector<std::string> array_to_vector(NSArray *arr) {
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std::vector<std::string> ret;
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ret.reserve(arr.count);
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for (NSString *str in arr)
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ret.push_back(str.UTF8String);
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return ret;
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}
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struct releaser {
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void operator()(id obj) { [obj release]; };
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};
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template<typename T>
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using objc_ptr = std::unique_ptr<T, releaser>;
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class CocoaSpellChecker final : public agi::SpellChecker {
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objc_ptr<NSString> language;
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agi::signal::Connection lang_listener;
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void OnLanguageChanged(agi::OptionValue const& opt) {
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language.reset([[NSString alloc] initWithCString:opt.GetString().c_str()
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encoding:NSUTF8StringEncoding]);
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}
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public:
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CocoaSpellChecker(agi::OptionValue *opt)
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: lang_listener(opt->Subscribe(&CocoaSpellChecker::OnLanguageChanged, this))
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{
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OnLanguageChanged(*opt);
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}
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std::vector<std::string> GetLanguageList() override {
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return array_to_vector([[NSSpellChecker sharedSpellChecker] availableLanguages]);
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}
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bool CheckWord(std::string const& word) override {
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auto str = [NSString stringWithUTF8String:word.c_str()];
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auto range = [NSSpellChecker.sharedSpellChecker checkSpellingOfString:str
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startingAt:0
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language:language.get()
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wrap:NO
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inSpellDocumentWithTag:0
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wordCount:nullptr];
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return range.location == NSNotFound;
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}
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std::vector<std::string> GetSuggestions(std::string const& word) override {
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auto str = [NSString stringWithUTF8String:word.c_str()];
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auto range = [NSSpellChecker.sharedSpellChecker checkSpellingOfString:str
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startingAt:0
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language:language.get()
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wrap:NO
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inSpellDocumentWithTag:0
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wordCount:nullptr];
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return array_to_vector([NSSpellChecker.sharedSpellChecker guessesForWordRange:range
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inString:str
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language:language.get()
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inSpellDocumentWithTag:0]);
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}
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bool CanAddWord(std::string const&) override {
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return true;
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}
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bool CanRemoveWord(std::string const& str) override {
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return [NSSpellChecker.sharedSpellChecker hasLearnedWord:[NSString stringWithUTF8String:str.c_str()]];
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}
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void AddWord(std::string const& word) override {
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NSSpellChecker.sharedSpellChecker.language = language.get();
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[NSSpellChecker.sharedSpellChecker learnWord:[NSString stringWithUTF8String:word.c_str()]];
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}
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void RemoveWord(std::string const& word) override {
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NSSpellChecker.sharedSpellChecker.language = language.get();
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[NSSpellChecker.sharedSpellChecker unlearnWord:[NSString stringWithUTF8String:word.c_str()]];
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}
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};
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}
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namespace agi {
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std::unique_ptr<SpellChecker> CreateCocoaSpellChecker(OptionValue *opt) {
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return std::unique_ptr<SpellChecker>(new CocoaSpellChecker(opt));
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}
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}
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