init

Telegram/SourceFiles/history/view/history_view_message.h

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+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#pragma once
+
+#include "history/view/history_view_element.h"
+#include "history/view/history_view_bottom_info.h"
+#include "ui/effects/animations.h"
+
+class HistoryItem;
+struct HistoryMessageEdited;
+struct HistoryMessageForwarded;
+struct HistoryMessageReplyMarkup;
+struct HistoryMessageSuggestion;
+struct HistoryMessageReply;
+
+namespace Data {
+struct ReactionId;
+} // namespace Data
+
+namespace Ui {
+struct BubbleRounding;
+class RoundCheckbox;
+} // namespace Ui
+
+namespace HistoryView {
+
+class ViewButton;
+class WebPage;
+
+namespace Reactions {
+class InlineList;
+} // namespace Reactions
+
+// Special type of Component for the channel actions log.
+struct LogEntryOriginal : RuntimeComponent<LogEntryOriginal, Element> {
+	LogEntryOriginal();
+	LogEntryOriginal(LogEntryOriginal &&other);
+	LogEntryOriginal &operator=(LogEntryOriginal &&other);
+	~LogEntryOriginal();
+
+	std::unique_ptr<WebPage> page;
+};
+
+struct Factcheck : RuntimeComponent<Factcheck, Element> {
+	std::unique_ptr<WebPage> page;
+	bool expanded = false;
+};
+
+struct PsaTooltipState : RuntimeComponent<PsaTooltipState, Element> {
+	QString type;
+	mutable ClickHandlerPtr link;
+	mutable Ui::Animations::Simple buttonVisibleAnimation;
+	mutable bool buttonVisible = true;
+};
+
+struct BottomRippleMask {
+	QImage image;
+	int shift = 0;
+};
+
+class Message final : public Element {
+public:
+	Message(
+		not_null<ElementDelegate*> delegate,
+		not_null<HistoryItem*> data,
+		Element *replacing);
+	~Message();
+
+	void clickHandlerPressedChanged(
+		const ClickHandlerPtr &handler,
+		bool pressed) override;
+
+	[[nodiscard]] const HistoryMessageEdited *displayedEditBadge() const;
+	[[nodiscard]] HistoryMessageEdited *displayedEditBadge();
+
+	bool embedReactionsInBubble() const override;
+
+	int marginTop() const override;
+	int marginBottom() const override;
+	void draw(Painter &p, const PaintContext &context) const override;
+	PointState pointState(QPoint point) const override;
+	TextState textState(
+		QPoint point,
+		StateRequest request) const override;
+	void updatePressed(QPoint point) override;
+	void drawInfo(
+		Painter &p,
+		const PaintContext &context,
+		int right,
+		int bottom,
+		int width,
+		InfoDisplayType type) const override;
+	TextState bottomInfoTextState(
+		int right,
+		int bottom,
+		QPoint point,
+		InfoDisplayType type) const override;
+	TextForMimeData selectedText(TextSelection selection) const override;
+	SelectedQuote selectedQuote(TextSelection selection) const override;
+	TextSelection selectionFromQuote(
+		const SelectedQuote &quote) const override;
+	TextSelection adjustSelection(
+		TextSelection selection,
+		TextSelectType type) const override;
+
+	Reactions::ButtonParameters reactionButtonParameters(
+		QPoint position,
+		const TextState &reactionState) const override;
+	int reactionsOptimalWidth() const override;
+
+	void unloadHeavyPart() override;
+
+	// hasFromPhoto() returns true even if we don't display the photo
+	// but we need to skip a place at the left side for this photo
+	bool hasFromPhoto() const override;
+	bool displayFromPhoto() const override;
+	bool hasFromName() const override;
+	bool displayFromName() const override;
+	bool displayForwardedFrom() const override;
+	bool hasOutLayout() const override;
+	bool drawBubble() const override;
+	bool hasBubble() const override;
+	TopicButton *displayedTopicButton() const override;
+	bool unwrapped() const override;
+	int minWidthForMedia() const override;
+	bool displayRightActionComments() const;
+	std::optional<QSize> rightActionSize() const override;
+	void drawRightAction(
+		Painter &p,
+		const PaintContext &context,
+		int left,
+		int top,
+		int outerWidth) const override;
+	[[nodiscard]] ClickHandlerPtr rightActionLink(
+		std::optional<QPoint> pressPoint) const override;
+	[[nodiscard]] TimeId displayedEditDate() const override;
+	[[nodiscard]] bool toggleSelectionByHandlerClick(
+		const ClickHandlerPtr &handler) const override;
+	[[nodiscard]] bool allowTextSelectionByHandler(
+		const ClickHandlerPtr &handler) const override;
+	[[nodiscard]] int infoWidth() const override;
+	[[nodiscard]] int bottomInfoFirstLineWidth() const override;
+	[[nodiscard]] bool bottomInfoIsWide() const override;
+	[[nodiscard]] bool isSignedAuthorElided() const override;
+
+	void itemDataChanged() override;
+
+	VerticalRepaintRange verticalRepaintRange() const override;
+
+	void applyGroupAdminChanges(
+		const base::flat_set<UserId> &changes) override;
+
+	void animateReaction(Ui::ReactionFlyAnimationArgs &&args) override;
+
+	auto takeEffectAnimation()
+	-> std::unique_ptr<Ui::ReactionFlyAnimation> override;
+
+	QRect effectIconGeometry() const override;
+	QRect innerGeometry() const override;
+	[[nodiscard]] BottomRippleMask bottomRippleMask(int buttonHeight) const;
+
+private:
+	struct CommentsButton;
+	struct FromNameStatus;
+	struct RightAction;
+
+	void refreshDataIdHook() override;
+	bool hasHeavyPart() const override;
+
+	bool updateBottomInfo();
+
+	void initPaidInformation();
+	void refreshSuggestedInfo(
+		not_null<HistoryItem*> item,
+		not_null<const HistoryMessageSuggestion*> suggest,
+		const HistoryMessageReply *reply);
+	void initLogEntryOriginal();
+	void initPsa();
+	void fromNameUpdated(int width) const;
+
+	[[nodiscard]] TextSelection skipTextSelection(
+		TextSelection selection) const;
+	[[nodiscard]] TextSelection unskipTextSelection(
+		TextSelection selection) const;
+
+	void toggleCommentsButtonRipple(bool pressed);
+	void createCommentsButtonRipple();
+
+	void toggleTopicButtonRipple(bool pressed);
+	void createTopicButtonRipple();
+
+	void toggleRightActionRipple(bool pressed);
+
+	void toggleReplyRipple(bool pressed);
+
+	void paintCommentsButton(
+		Painter &p,
+		QRect &g,
+		const PaintContext &context) const;
+	void paintFromName(
+		Painter &p,
+		QRect &trect,
+		const PaintContext &context) const;
+	void paintTopicButton(
+		Painter &p,
+		QRect &trect,
+		const PaintContext &context) const;
+	void paintForwardedInfo(
+		Painter &p,
+		QRect &trect,
+		const PaintContext &context) const;
+	void paintReplyInfo(
+		Painter &p,
+		QRect &trect,
+		const PaintContext &context) const;
+	// This method draws "via @bot" if it is not painted
+	// in forwarded info or in from name.
+	void paintViaBotIdInfo(
+		Painter &p,
+		QRect &trect,
+		const PaintContext &context) const;
+	void paintText(
+		Painter &p,
+		QRect &trect,
+		const PaintContext &context) const;
+
+	bool getStateCommentsButton(
+		QPoint point,
+		QRect &g,
+		not_null<TextState*> outResult) const;
+	bool getStateFromName(
+		QPoint point,
+		QRect &trect,
+		not_null<TextState*> outResult) const;
+	bool getStateTopicButton(
+		QPoint point,
+		QRect &trect,
+		not_null<TextState*> outResult) const;
+	bool getStateForwardedInfo(
+		QPoint point,
+		QRect &trect,
+		not_null<TextState*> outResult,
+		StateRequest request) const;
+	bool getStateReplyInfo(
+		QPoint point,
+		QRect &trect,
+		not_null<TextState*> outResult) const;
+	bool getStateViaBotIdInfo(
+		QPoint point,
+		QRect &trect,
+		not_null<TextState*> outResult) const;
+	bool getStateText(
+		QPoint point,
+		QRect &trect,
+		not_null<TextState*> outResult,
+		StateRequest request) const;
+
+	void updateMediaInBubbleState();
+	QRect countGeometry() const;
+	[[nodiscard]] Ui::BubbleRounding countMessageRounding() const;
+	[[nodiscard]] Ui::BubbleRounding countBubbleRounding(
+		Ui::BubbleRounding messageRounding) const;
+	[[nodiscard]] Ui::BubbleRounding countBubbleRounding() const;
+
+	int resizeContentGetHeight(int newWidth);
+	QSize performCountOptimalSize() override;
+	QSize performCountCurrentSize(int newWidth) override;
+	bool hasVisibleText() const override;
+	[[nodiscard]] int visibleTextLength() const;
+	[[nodiscard]] int visibleMediaTextLength() const;
+	[[nodiscard]] bool needInfoDisplay() const;
+	[[nodiscard]] bool invertMedia() const;
+	[[nodiscard]] bool hasFastReply() const;
+	[[nodiscard]] bool hasFastForward() const;
+	[[nodiscard]] bool displayFastReply() const;
+	[[nodiscard]] bool displayFastForward() const;
+
+	[[nodiscard]] bool isPinnedContext() const;
+
+	[[nodiscard]] bool displayFastShare() const;
+	[[nodiscard]] bool displayGoToOriginal() const;
+	[[nodiscard]] ClickHandlerPtr fastReplyLink() const;
+	[[nodiscard]] ClickHandlerPtr prepareRightActionLink() const;
+
+	void ensureRightAction() const;
+	void refreshTopicButton();
+	void refreshInfoSkipBlock(HistoryItem *textItem);
+	[[nodiscard]] int monospaceMaxWidth() const;
+
+	void updateViewButtonExistence();
+	[[nodiscard]] int viewButtonHeight() const;
+
+	[[nodiscard]] WebPage *logEntryOriginal() const;
+	[[nodiscard]] WebPage *factcheckBlock() const;
+
+	[[nodiscard]] ClickHandlerPtr createGoToCommentsLink() const;
+	[[nodiscard]] ClickHandlerPtr psaTooltipLink() const;
+	void psaTooltipToggled(bool shown) const;
+
+	void refreshRightBadge();
+	void validateFromNameText(PeerData *from) const;
+	void ensureFromNameStatusLink(not_null<PeerData*> peer) const;
+
+	mutable std::unique_ptr<RightAction> _rightAction;
+	mutable ClickHandlerPtr _fastReplyLink;
+	mutable std::unique_ptr<ViewButton> _viewButton;
+	std::unique_ptr<TopicButton> _topicButton;
+	mutable std::unique_ptr<CommentsButton> _comments;
+
+	mutable Ui::Text::String _fromName;
+	mutable std::unique_ptr<FromNameStatus> _fromNameStatus;
+	mutable std::unique_ptr<Ui::RoundCheckbox> _selectionRoundCheckbox;
+	Ui::Text::String _rightBadge;
+	mutable int _fromNameVersion = 0;
+	uint32 _bubbleWidthLimit : 28 = 0;
+	uint32 _invertMedia : 1 = 0;
+	uint32 _hideReply : 1 = 0;
+	uint32 _rightBadgeHasBoosts : 1 = 0;
+	uint32 _postShowingAuthor : 1 = 0;
+
+	BottomInfo _bottomInfo;
+
+};
+
+} // namespace HistoryView