tdesktop/Telegram/SourceFiles/history/history_message.h

231 lines
10 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
It is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
*/
#pragma once
void HistoryInitMessages();
base::lambda<void(ChannelData*, MsgId)> HistoryDependentItemCallback(const FullMsgId &msgId);
MTPDmessage::Flags NewMessageFlags(gsl::not_null<PeerData*> peer);
QString GetErrorTextForForward(gsl::not_null<PeerData*> peer, const SelectedItemSet &items);
void FastShareMessage(gsl::not_null<HistoryItem*> item);
class HistoryMessage : public HistoryItem, private HistoryItemInstantiated<HistoryMessage> {
public:
static gsl::not_null<HistoryMessage*> create(gsl::not_null<History*> history, const MTPDmessage &msg) {
return _create(history, msg);
}
static gsl::not_null<HistoryMessage*> create(gsl::not_null<History*> history, const MTPDmessageService &msg) {
return _create(history, msg);
}
static gsl::not_null<HistoryMessage*> create(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, QDateTime date, int32 from, gsl::not_null<HistoryMessage*> fwd) {
return _create(history, msgId, flags, date, from, fwd);
}
static gsl::not_null<HistoryMessage*> create(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, const TextWithEntities &textWithEntities) {
return _create(history, msgId, flags, replyTo, viaBotId, date, from, textWithEntities);
}
static gsl::not_null<HistoryMessage*> create(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, DocumentData *doc, const QString &caption, const MTPReplyMarkup &markup) {
return _create(history, msgId, flags, replyTo, viaBotId, date, from, doc, caption, markup);
}
static gsl::not_null<HistoryMessage*> create(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, PhotoData *photo, const QString &caption, const MTPReplyMarkup &markup) {
return _create(history, msgId, flags, replyTo, viaBotId, date, from, photo, caption, markup);
}
static gsl::not_null<HistoryMessage*> create(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, GameData *game, const MTPReplyMarkup &markup) {
return _create(history, msgId, flags, replyTo, viaBotId, date, from, game, markup);
}
void initTime();
void initMedia(const MTPMessageMedia *media);
void initMediaFromDocument(DocumentData *doc, const QString &caption);
void fromNameUpdated(int32 width) const;
int32 plainMaxWidth() const;
QRect countGeometry() const;
bool drawBubble() const;
bool hasBubble() const override {
return drawBubble();
}
bool displayFromName() const {
if (!hasFromName()) return false;
if (isAttachedToPrevious()) return false;
return true;
}
bool displayEditedBadge(bool hasViaBotOrInlineMarkup) const;
bool uploading() const;
bool displayFastShare() const override;
void drawInfo(Painter &p, int32 right, int32 bottom, int32 width, bool selected, InfoDisplayType type) const override;
void drawFastShare(Painter &p, int left, int top, int outerWidth) const override;
void setViewsCount(int32 count) override;
void setId(MsgId newId) override;
void draw(Painter &p, QRect clip, TextSelection selection, TimeMs ms) const override;
ClickHandlerPtr fastShareLink() const override;
void dependencyItemRemoved(HistoryItem *dependency) override;
bool hasPoint(QPoint point) const override;
bool pointInTime(int right, int bottom, QPoint point, InfoDisplayType type) const override;
HistoryTextState getState(QPoint point, HistoryStateRequest request) const override;
void updatePressed(QPoint point) override;
TextSelection adjustSelection(TextSelection selection, TextSelectType type) const override;
// ClickHandlerHost interface
void clickHandlerActiveChanged(const ClickHandlerPtr &p, bool active) override;
void clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) override;
QString notificationHeader() const override;
void applyEdition(const MTPDmessage &message) override;
void applyEdition(const MTPDmessageService &message) override;
void updateMedia(const MTPMessageMedia *media) override;
void updateReplyMarkup(const MTPReplyMarkup *markup) override {
setReplyMarkup(markup);
}
int32 addToOverview(AddToOverviewMethod method) override;
void eraseFromOverview() override;
TextWithEntities selectedText(TextSelection selection) const override;
void setText(const TextWithEntities &textWithEntities) override;
TextWithEntities originalText() const override;
bool textHasLinks() const override;
int infoWidth() const override;
int timeLeft() const override;
int timeWidth() const override {
return _timeWidth;
}
int viewsCount() const override {
if (auto views = Get<HistoryMessageViews>()) {
return views->_views;
}
return HistoryItem::viewsCount();
}
bool updateDependencyItem() override {
if (auto reply = Get<HistoryMessageReply>()) {
return reply->updateData(this, true);
}
return true;
}
MsgId dependencyMsgId() const override {
return replyToId();
}
HistoryMessage *toHistoryMessage() override { // dynamic_cast optimize
return this;
}
const HistoryMessage *toHistoryMessage() const override { // dynamic_cast optimize
return this;
}
// 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 displayFromPhoto() const;
bool hasFromPhoto() const;
~HistoryMessage();
private:
HistoryMessage(gsl::not_null<History*> history, const MTPDmessage &msg);
HistoryMessage(gsl::not_null<History*> history, const MTPDmessageService &msg);
HistoryMessage(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, QDateTime date, int32 from, gsl::not_null<HistoryMessage*> fwd); // local forwarded
HistoryMessage(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, const TextWithEntities &textWithEntities); // local message
HistoryMessage(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, DocumentData *doc, const QString &caption, const MTPReplyMarkup &markup); // local document
HistoryMessage(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, PhotoData *photo, const QString &caption, const MTPReplyMarkup &markup); // local photo
HistoryMessage(gsl::not_null<History*> history, MsgId msgId, MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, QDateTime date, int32 from, GameData *game, const MTPReplyMarkup &markup); // local game
friend class HistoryItemInstantiated<HistoryMessage>;
void setEmptyText();
// For an invoice button we replace the button text with a "Receipt" key.
// It should show the receipt for the payed invoice. Still let mobile apps do that.
void replaceBuyWithReceiptInMarkup();
void initDimensions() override;
int resizeContentGetHeight() override;
int performResizeGetHeight();
void applyEditionToEmpty();
bool displayForwardedFrom() const;
void paintFromName(Painter &p, QRect &trect, bool selected) const;
void paintForwardedInfo(Painter &p, QRect &trect, bool selected) const;
void paintReplyInfo(Painter &p, QRect &trect, bool selected) const;
// this method draws "via @bot" if it is not painted in forwarded info or in from name
void paintViaBotIdInfo(Painter &p, QRect &trect, bool selected) const;
void paintText(Painter &p, QRect &trect, TextSelection selection) const;
bool getStateFromName(QPoint point, QRect &trect, HistoryTextState *outResult) const;
bool getStateForwardedInfo(QPoint point, QRect &trect, HistoryTextState *outResult, const HistoryStateRequest &request) const;
bool getStateReplyInfo(QPoint point, QRect &trect, HistoryTextState *outResult) const;
bool getStateViaBotIdInfo(QPoint point, QRect &trect, HistoryTextState *outResult) const;
bool getStateText(QPoint point, QRect &trect, HistoryTextState *outResult, const HistoryStateRequest &request) const;
void setMedia(const MTPMessageMedia *media);
void setReplyMarkup(const MTPReplyMarkup *markup);
QString _timeText;
int _timeWidth = 0;
mutable ClickHandlerPtr _fastShareLink;
struct CreateConfig {
MsgId replyTo = 0;
UserId viaBotId = 0;
int viewsCount = -1;
PeerId authorIdOriginal = 0;
PeerId fromIdOriginal = 0;
MsgId originalId = 0;
QDateTime originalDate;
QDateTime editDate;
// For messages created from MTP structs.
const MTPReplyMarkup *mtpMarkup = nullptr;
// For messages created from existing messages (forwarded).
const HistoryMessageReplyMarkup *inlineMarkup = nullptr;
};
void createComponentsHelper(MTPDmessage::Flags flags, MsgId replyTo, int32 viaBotId, const MTPReplyMarkup &markup);
void createComponents(const CreateConfig &config);
class KeyboardStyle : public ReplyKeyboard::Style {
public:
using ReplyKeyboard::Style::Style;
int buttonRadius() const override;
void startPaint(Painter &p) const override;
const style::TextStyle &textStyle() const override;
void repaint(gsl::not_null<const HistoryItem*> item) const override;
protected:
void paintButtonBg(Painter &p, const QRect &rect, float64 howMuchOver) const override;
void paintButtonIcon(Painter &p, const QRect &rect, int outerWidth, HistoryMessageReplyMarkup::Button::Type type) const override;
void paintButtonLoading(Painter &p, const QRect &rect) const override;
int minButtonWidth(HistoryMessageReplyMarkup::Button::Type type) const override;
};
void updateMediaInBubbleState();
};