213 lines
5.6 KiB
C++
213 lines
5.6 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "stickers/emoji_panel.h"
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#include "core/variant.h"
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namespace Ui {
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class LinkButton;
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} // namespace Ui
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namespace ChatHelpers {
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struct StickerIcon;
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class StickersListWidget : public EmojiPanel::Inner, private base::Subscriber, private MTP::Sender {
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Q_OBJECT
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public:
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StickersListWidget(QWidget *parent);
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void refreshRecent() override;
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void preloadImages() override;
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void clearSelection() override;
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object_ptr<EmojiPanel::InnerFooter> createFooter() override;
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void showStickerSet(uint64 setId);
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void refreshStickers();
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void refreshRecentStickers(bool resize = true);
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void fillIcons(QList<StickerIcon> &icons);
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bool preventAutoHide();
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void setVisibleTopBottom(int visibleTop, int visibleBottom) override;
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uint64 currentSet(int yOffset) const;
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void installedLocally(uint64 setId);
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void notInstalledLocally(uint64 setId);
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void clearInstalledLocally();
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protected:
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void mousePressEvent(QMouseEvent *e) override;
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void mouseReleaseEvent(QMouseEvent *e) override;
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void mouseMoveEvent(QMouseEvent *e) override;
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void resizeEvent(QResizeEvent *e) override;
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void paintEvent(QPaintEvent *e) override;
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void leaveEventHook(QEvent *e) override;
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void leaveToChildEvent(QEvent *e, QWidget *child) override;
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void enterFromChildEvent(QEvent *e, QWidget *child) override;
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EmojiPanel::InnerFooter *getFooter() const override;
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void processHideFinished() override;
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void processPanelHideFinished() override;
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int countHeight() override;
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private slots:
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void onSettings();
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void onPreview();
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signals:
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void selected(DocumentData *sticker);
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void scrollUpdated();
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void checkForHide();
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private:
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class Footer;
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enum class Section {
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Featured,
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Stickers,
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};
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struct OverSticker {
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int section;
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int index;
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bool overDelete;
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};
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struct OverSet {
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int section;
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};
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struct OverButton {
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int section;
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};
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friend inline bool operator==(OverSticker a, OverSticker b) {
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return (a.section == b.section) && (a.index == b.index) && (a.overDelete == b.overDelete);
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}
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friend inline bool operator==(OverSet a, OverSet b) {
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return (a.section == b.section);
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}
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friend inline bool operator==(OverButton a, OverButton b) {
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return (a.section == b.section);
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}
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using OverState = base::optional_variant<OverSticker, OverSet, OverButton>;
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struct SectionInfo {
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int section = 0;
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int count = 0;
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int top = 0;
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int rowsCount = 0;
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int rowsTop = 0;
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int rowsBottom = 0;
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};
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template <typename Callback>
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bool enumerateSections(Callback callback) const;
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SectionInfo sectionInfo(int section) const;
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SectionInfo sectionInfoByOffset(int yOffset) const;
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void displaySet(quint64 setId);
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void installSet(quint64 setId);
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void removeSet(quint64 setId);
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void updateSelected();
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void setSelected(OverState newSelected);
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void setPressed(OverState newPressed);
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QSharedPointer<Ui::RippleAnimation> createButtonRipple(int section);
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QPoint buttonRippleTopLeft(int section) const;
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enum class ValidateIconAnimations {
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Full,
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Scroll,
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None,
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};
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void validateSelectedIcon(ValidateIconAnimations animations);
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struct Set {
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Set(uint64 id, MTPDstickerSet::Flags flags, const QString &title, int32 hoversSize, const StickerPack &pack = StickerPack()) : id(id), flags(flags), title(title), pack(pack) {
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}
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uint64 id;
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MTPDstickerSet::Flags flags;
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QString title;
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StickerPack pack;
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QSharedPointer<Ui::RippleAnimation> ripple;
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};
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using Sets = QList<Set>;
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Sets &shownSets() {
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return (_section == Section::Featured) ? _featuredSets : _mySets;
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}
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const Sets &shownSets() const {
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return (_section == Section::Featured) ? _featuredSets : _mySets;
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}
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int featuredRowHeight() const;
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void readVisibleSets();
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void paintFeaturedStickers(Painter &p, QRect clip);
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void paintStickers(Painter &p, QRect clip);
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void paintSticker(Painter &p, Set &set, int y, int index, bool selected, bool deleteSelected);
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int stickersRight() const;
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bool featuredHasAddButton(int index) const;
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QRect featuredAddRect(int index) const;
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bool hasRemoveButton(int index) const;
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QRect removeButtonRect(int index) const;
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enum class AppendSkip {
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Archived,
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Installed,
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};
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void appendSet(Sets &to, uint64 setId, AppendSkip skip);
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void selectEmoji(EmojiPtr emoji);
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int stickersLeft() const;
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QRect stickerRect(int section, int sel);
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void removeRecentSticker(int section, int index);
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Sets _mySets;
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Sets _featuredSets;
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OrderedSet<uint64> _installedLocallySets;
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QList<bool> _custom;
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Section _section = Section::Stickers;
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uint64 _displayingSetId = 0;
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uint64 _removingSetId = 0;
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Footer *_footer = nullptr;
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OverState _selected = nullptr;
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OverState _pressed = nullptr;
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QPoint _lastMousePosition;
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QString _addText;
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int _addWidth;
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object_ptr<Ui::LinkButton> _settings;
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QTimer _previewTimer;
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bool _previewShown = false;
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};
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} // namespace ChatHelpers
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