115 lines
2.8 KiB
C++
115 lines
2.8 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "ui/effects/animations.h"
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#include "ui/rp_widget.h"
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#include "base/unique_qptr.h"
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#include "base/timer.h"
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#include <QtWidgets/QTextEdit>
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namespace style {
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struct EmojiSuggestions;
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} // namespace style
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namespace Main {
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class Session;
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} // namespace Main
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namespace Ui {
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class InnerDropdown;
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class InputField;
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} // namespace Ui
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namespace Ui::Text {
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class CustomEmoji;
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} // namespace Ui::Text
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namespace Ui::Emoji {
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class SuggestionsWidget;
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using SuggestionsQuery = std::variant<QString, EmojiPtr>;
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class SuggestionsController {
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public:
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struct Options {
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bool suggestExactFirstWord = true;
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bool suggestCustomEmoji = false;
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Fn<bool(not_null<DocumentData*>)> allowCustomWithoutPremium;
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const style::EmojiSuggestions *st = nullptr;
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};
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SuggestionsController(
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not_null<QWidget*> outer,
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not_null<QTextEdit*> field,
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not_null<Main::Session*> session,
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const Options &options);
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void raise();
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void setReplaceCallback(Fn<void(
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int from,
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int till,
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const QString &replacement,
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const QString &customEmojiData)> callback);
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static not_null<SuggestionsController*> Init(
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not_null<QWidget*> outer,
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not_null<Ui::InputField*> field,
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not_null<Main::Session*> session) {
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return Init(outer, field, session, {});
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}
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static not_null<SuggestionsController*> Init(
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not_null<QWidget*> outer,
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not_null<Ui::InputField*> field,
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not_null<Main::Session*> session,
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const Options &options);
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private:
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void handleCursorPositionChange();
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void handleTextChange();
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void showWithQuery(SuggestionsQuery query);
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[[nodiscard]] SuggestionsQuery getEmojiQuery();
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void suggestionsUpdated(bool visible);
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void updateGeometry();
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void updateForceHidden();
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void replaceCurrent(
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const QString &replacement,
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const QString &customEmojiData);
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bool fieldFilter(not_null<QEvent*> event);
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bool outerFilter(not_null<QEvent*> event);
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const style::EmojiSuggestions &_st;
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bool _shown = false;
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bool _forceHidden = false;
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int _queryStartPosition = 0;
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int _emojiQueryLength = 0;
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bool _ignoreCursorPositionChange = false;
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bool _textChangeAfterKeyPress = false;
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QPointer<QTextEdit> _field;
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const not_null<Main::Session*> _session;
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Fn<void(
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int from,
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int till,
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const QString &replacement,
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const QString &customEmojiData)> _replaceCallback;
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base::unique_qptr<InnerDropdown> _container;
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QPointer<SuggestionsWidget> _suggestions;
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base::unique_qptr<QObject> _fieldFilter;
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base::unique_qptr<QObject> _outerFilter;
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base::Timer _showExactTimer;
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bool _keywordsRefreshed = false;
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SuggestionsQuery _lastShownQuery;
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Options _options;
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rpl::lifetime _lifetime;
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};
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} // namespace Ui::Emoji
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