tdesktop/Telegram/SourceFiles/historywidget.h

1160 lines
34 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) 2014-2016 John Preston, https://desktop.telegram.org
*/
#pragma once
#include "localimageloader.h"
#include "ui/boxshadow.h"
#include "dropdown.h"
#include "history/history_common.h"
#include "history/field_autocomplete.h"
#include "window/section_widget.h"
namespace InlineBots {
namespace Layout {
class ItemBase;
} // namespace Layout
class Result;
} // namespace InlineBots
namespace Ui {
class HistoryDownButton;
class InnerDropdown;
} // namespace Ui
class HistoryWidget;
class HistoryInner : public TWidget, public AbstractTooltipShower {
Q_OBJECT
public:
HistoryInner(HistoryWidget *historyWidget, ScrollArea *scroll, History *history);
void messagesReceived(PeerData *peer, const QVector<MTPMessage> &messages);
void messagesReceivedDown(PeerData *peer, const QVector<MTPMessage> &messages);
bool event(QEvent *e) override; // calls touchEvent when necessary
void touchEvent(QTouchEvent *e);
void paintEvent(QPaintEvent *e) override;
void mouseMoveEvent(QMouseEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void mouseDoubleClickEvent(QMouseEvent *e) override;
void enterEvent(QEvent *e) override;
void leaveEvent(QEvent *e) override;
void resizeEvent(QResizeEvent *e) override;
void keyPressEvent(QKeyEvent *e) override;
void showContextMenu(QContextMenuEvent *e, bool showFromTouch = false);
TextWithEntities getSelectedText() const;
void dragActionStart(const QPoint &screenPos, Qt::MouseButton button = Qt::LeftButton);
void dragActionUpdate(const QPoint &screenPos);
void dragActionFinish(const QPoint &screenPos, Qt::MouseButton button = Qt::LeftButton);
void dragActionCancel();
void touchScrollUpdated(const QPoint &screenPos);
QPoint mapMouseToItem(QPoint p, HistoryItem *item);
void recountHeight();
void updateSize();
void repaintItem(const HistoryItem *item);
bool canCopySelected() const;
bool canDeleteSelected() const;
void getSelectionState(int32 &selectedForForward, int32 &selectedForDelete) const;
void clearSelectedItems(bool onlyTextSelection = false);
void fillSelectedItems(SelectedItemSet &sel, bool forDelete = true);
void selectItem(HistoryItem *item);
void itemRemoved(HistoryItem *item);
void updateBotInfo(bool recount = true);
bool wasSelectedText() const;
void setFirstLoading(bool loading);
// updates history->scrollTopItem/scrollTopOffset
void visibleAreaUpdated(int top, int bottom);
int historyHeight() const;
int historyScrollTop() const;
int migratedTop() const;
int historyTop() const;
int historyDrawTop() const;
int itemTop(const HistoryItem *item) const; // -1 if should not be visible, -2 if bad history()
void notifyIsBotChanged();
void notifyMigrateUpdated();
// When inline keyboard has moved because of the edition of its item we want
// to move scroll position so that mouse points to the same button row.
int moveScrollFollowingInlineKeyboard(const HistoryItem *item, int oldKeyboardTop, int newKeyboardTop);
// AbstractTooltipShower interface
QString tooltipText() const override;
QPoint tooltipPos() const override;
~HistoryInner();
protected:
bool focusNextPrevChild(bool next) override;
public slots:
void onUpdateSelected();
void onParentGeometryChanged();
void copyContextUrl();
void saveContextImage();
void copyContextImage();
void cancelContextDownload();
void showContextInFolder();
void saveContextFile();
void saveContextGif();
void copyContextText();
void copySelectedText();
void onMenuDestroy(QObject *obj);
void onTouchSelect();
void onTouchScrollTimer();
void onDragExec();
private slots:
void onScrollDateCheck();
void onScrollDateHide();
private:
void touchResetSpeed();
void touchUpdateSpeed();
void touchDeaccelerate(int32 elapsed);
void adjustCurrent(int32 y) const;
void adjustCurrent(int32 y, History *history) const;
HistoryItem *prevItem(HistoryItem *item);
HistoryItem *nextItem(HistoryItem *item);
void updateDragSelection(HistoryItem *dragSelFrom, HistoryItem *dragSelTo, bool dragSelecting, bool force = false);
void setToClipboard(const TextWithEntities &forClipboard, QClipboard::Mode mode = QClipboard::Clipboard);
void toggleScrollDateShown();
void repaintScrollDateCallback();
bool displayScrollDate() const;
PeerData *_peer = nullptr;
History *_migrated = nullptr;
History *_history = nullptr;
int _historyOffset = 0;
// with migrated history we perhaps do not need to display first _history message
// (if last _migrated message and first _history message are both isGroupMigrate)
// or at least we don't need to display first _history date (just skip it by height)
int _historySkipHeight = 0;
class BotAbout : public ClickHandlerHost {
public:
BotAbout(HistoryInner *parent, BotInfo *info) : info(info), _parent(parent) {
}
BotInfo *info = nullptr;
int width = 0;
int height = 0;
QRect rect;
// ClickHandlerHost interface
void clickHandlerActiveChanged(const ClickHandlerPtr &p, bool active) override;
void clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) override;
private:
HistoryInner *_parent;
};
std_::unique_ptr<BotAbout> _botAbout;
HistoryWidget *_widget = nullptr;
ScrollArea *_scroll = nullptr;
mutable History *_curHistory = nullptr;
mutable int _curBlock = 0;
mutable int _curItem = 0;
bool _firstLoading = false;
style::cursor _cursor = style::cur_default;
using SelectedItems = QMap<HistoryItem*, TextSelection>;
SelectedItems _selected;
void applyDragSelection();
void applyDragSelection(SelectedItems *toItems) const;
void addSelectionRange(SelectedItems *toItems, int32 fromblock, int32 fromitem, int32 toblock, int32 toitem, History *h) const;
// Does any of the shown histories has this flag set.
bool hasPendingResizedItems() const {
return (_history && _history->hasPendingResizedItems()) || (_migrated && _migrated->hasPendingResizedItems());
}
enum DragAction {
NoDrag = 0x00,
PrepareDrag = 0x01,
Dragging = 0x02,
PrepareSelect = 0x03,
Selecting = 0x04,
};
DragAction _dragAction = NoDrag;
TextSelectType _dragSelType = TextSelectType::Letters;
QPoint _dragStartPos, _dragPos;
HistoryItem *_dragItem = nullptr;
HistoryCursorState _dragCursorState = HistoryDefaultCursorState;
uint16 _dragSymbol = 0;
bool _dragWasInactive = false;
QPoint _trippleClickPoint;
QTimer _trippleClickTimer;
ClickHandlerPtr _contextMenuLnk;
HistoryItem *_dragSelFrom = nullptr;
HistoryItem *_dragSelTo = nullptr;
bool _dragSelecting = false;
bool _wasSelectedText = false; // was some text selected in current drag action
// scroll by touch support (at least Windows Surface tablets)
bool _touchScroll = false;
bool _touchSelect = false;
bool _touchInProgress = false;
QPoint _touchStart, _touchPrevPos, _touchPos;
QTimer _touchSelectTimer;
TouchScrollState _touchScrollState = TouchScrollManual;
bool _touchPrevPosValid = false;
bool _touchWaitingAcceleration = false;
QPoint _touchSpeed;
uint64 _touchSpeedTime = 0;
uint64 _touchAccelerationTime = 0;
uint64 _touchTime = 0;
QTimer _touchScrollTimer;
// context menu
PopupMenu *_menu = nullptr;
// save visible area coords for painting / pressing userpics
int _visibleAreaTop = 0;
int _visibleAreaBottom = 0;
bool _scrollDateShown = false;
FloatAnimation _scrollDateOpacity;
SingleDelayedCall _scrollDateCheck = { this, "onScrollDateCheck" };
SingleTimer _scrollDateHideTimer;
HistoryItem *_scrollDateLastItem = nullptr;
int _scrollDateLastItemTop = 0;
// this function finds all history items that are displayed and calls template method
// for each found message (from the bottom to the top) in the passed history with passed top offset
//
// method has "bool (*Method)(HistoryItem *item, int itemtop, int itembottom)" signature
// if it returns false the enumeration stops immidiately
template <typename Method>
void enumerateItemsInHistory(History *history, int historytop, Method method);
template <typename Method>
void enumerateItems(Method method) {
enumerateItemsInHistory(_history, historyTop(), method);
if (_migrated) {
enumerateItemsInHistory(_migrated, migratedTop(), method);
}
}
// this function finds all userpics on the left that are displayed and calls template method
// for each found userpic (from the bottom to the top) using enumerateItems() method
//
// method has "bool (*Method)(HistoryMessage *message, int userpicTop)" signature
// if it returns false the enumeration stops immidiately
template <typename Method>
void enumerateUserpics(Method method);
// this function finds all date elements that are displayed and calls template method
// for each found date element (from the bottom to the top) using enumerateItems() method
//
// method has "bool (*Method)(HistoryItem *item, int itemtop, int dateTop)" signature
// if it returns false the enumeration stops immidiately
template <typename Method>
void enumerateDates(Method method);
};
class MessageField : public FlatTextarea {
Q_OBJECT
public:
MessageField(HistoryWidget *history, const style::flatTextarea &st, const QString &ph = QString(), const QString &val = QString());
void dropEvent(QDropEvent *e);
bool canInsertFromMimeData(const QMimeData *source) const;
void insertFromMimeData(const QMimeData *source);
void focusInEvent(QFocusEvent *e);
bool hasSendText() const;
public slots:
void onEmojiInsert(EmojiPtr emoji);
signals:
void focused();
private:
HistoryWidget *history;
};
class HistoryWidget;
class ReportSpamPanel : public TWidget {
Q_OBJECT
public:
ReportSpamPanel(HistoryWidget *parent);
void resizeEvent(QResizeEvent *e);
void paintEvent(QPaintEvent *e);
void setReported(bool reported, PeerData *onPeer);
signals:
void hideClicked();
void reportClicked();
void clearClicked();
private:
FlatButton _report, _hide;
LinkButton _clear;
};
class BotKeyboard : public TWidget, public AbstractTooltipShower, public ClickHandlerHost {
Q_OBJECT
public:
BotKeyboard();
void paintEvent(QPaintEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
void mouseMoveEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void enterEvent(QEvent *e) override;
void leaveEvent(QEvent *e) override;
bool moderateKeyActivate(int index);
// With force=true the markup is updated even if it is
// already shown for the passed history item.
bool updateMarkup(HistoryItem *last, bool force = false);
bool hasMarkup() const;
bool forceReply() const;
void step_selected(uint64 ms, bool timer);
void resizeToWidth(int newWidth, int maxOuterHeight);
bool maximizeSize() const;
bool singleUse() const;
FullMsgId forMsgId() const {
return _wasForMsgId;
}
// AbstractTooltipShower interface
QString tooltipText() const override;
QPoint tooltipPos() const override;
// ClickHandlerHost interface
void clickHandlerActiveChanged(const ClickHandlerPtr &p, bool active) override;
void clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) override;
private:
void updateSelected();
void updateStyle(int newWidth);
void clearSelection();
FullMsgId _wasForMsgId;
int _height = 0;
int _maxOuterHeight = 0;
bool _maximizeSize = false;
bool _singleUse = false;
bool _forceReply = false;
QPoint _lastMousePos;
std_::unique_ptr<ReplyKeyboard> _impl;
class Style : public ReplyKeyboard::Style {
public:
Style(BotKeyboard *parent, const style::botKeyboardButton &st) : ReplyKeyboard::Style(st), _parent(parent) {
}
void startPaint(Painter &p) const override;
style::font textFont() const override;
void repaint(const HistoryItem *item) const override;
protected:
void paintButtonBg(Painter &p, const QRect &rect, bool down, float64 howMuchOver) const override;
void paintButtonIcon(Painter &p, const QRect &rect, HistoryMessageReplyMarkup::Button::Type type) const override;
void paintButtonLoading(Painter &p, const QRect &rect) const override;
int minButtonWidth(HistoryMessageReplyMarkup::Button::Type type) const override;
private:
BotKeyboard *_parent;
};
const style::botKeyboardButton *_st = &st::botKbButton;
};
class HistoryHider : public TWidget {
Q_OBJECT
public:
HistoryHider(MainWidget *parent, bool forwardSelected); // forward messages
HistoryHider(MainWidget *parent, UserData *sharedContact); // share contact
HistoryHider(MainWidget *parent); // send path from command line argument
HistoryHider(MainWidget *parent, const QString &url, const QString &text); // share url
HistoryHider(MainWidget *parent, const QString &botAndQuery); // inline switch button handler
void step_appearance(float64 ms, bool timer);
bool withConfirm() const;
void paintEvent(QPaintEvent *e);
void keyPressEvent(QKeyEvent *e);
void mousePressEvent(QMouseEvent *e);
void resizeEvent(QResizeEvent *e);
bool offerPeer(PeerId peer);
QString offeredText() const;
QString botAndQuery() const {
return _botAndQuery;
}
bool wasOffered() const;
void forwardDone();
~HistoryHider();
public slots:
void startHide();
void forward();
signals:
void forwarded();
private:
void init();
MainWidget *parent();
UserData *_sharedContact;
bool _forwardSelected, _sendPath;
QString _shareUrl, _shareText;
QString _botAndQuery;
BoxButton _send, _cancel;
PeerData *offered;
anim::fvalue a_opacity;
Animation _a_appearance;
QRect box;
bool hiding;
mtpRequestId _forwardRequest;
int32 _chooseWidth;
Text toText;
int32 toTextWidth;
QPixmap cacheForAnim;
BoxShadow shadow;
};
class SilentToggle : public FlatCheckbox, public AbstractTooltipShower {
public:
SilentToggle(QWidget *parent);
void mouseMoveEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void leaveEvent(QEvent *e) override;
// AbstractTooltipShower interface
QString tooltipText() const override;
QPoint tooltipPos() const override;
};
EntitiesInText entitiesFromTextTags(const TextWithTags::Tags &tags);
TextWithTags::Tags textTagsFromEntities(const EntitiesInText &entities);
class HistoryWidget : public TWidget, public RPCSender {
Q_OBJECT
public:
HistoryWidget(QWidget *parent);
void start();
void messagesReceived(PeerData *peer, const MTPmessages_Messages &messages, mtpRequestId requestId);
void historyLoaded();
void windowShown();
bool doWeReadServerHistory() const;
void resizeEvent(QResizeEvent *e) override;
void keyPressEvent(QKeyEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
void paintEvent(QPaintEvent *e) override;
void dragEnterEvent(QDragEnterEvent *e) override;
void dragLeaveEvent(QDragLeaveEvent *e) override;
void leaveEvent(QEvent *e) override;
void dropEvent(QDropEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void mouseMoveEvent(QMouseEvent *e) override;
void leaveToChildEvent(QEvent *e, QWidget *child) override;
void contextMenuEvent(QContextMenuEvent *e) override;
void updateTopBarSelection();
void paintTopBar(Painter &p, float64 over, int32 decreaseWidth);
QRect getMembersShowAreaGeometry() const;
void setMembersShowAreaActive(bool active);
void topBarClick();
void loadMessages();
void loadMessagesDown();
void firstLoadMessages();
void delayedShowAt(MsgId showAtMsgId);
void peerMessagesUpdated(PeerId peer);
void peerMessagesUpdated();
void newUnreadMsg(History *history, HistoryItem *item);
void historyToDown(History *history);
void historyWasRead(ReadServerHistoryChecks checks);
void historyCleared(History *history);
void unreadCountChanged(History *history);
QRect historyRect() const;
void updateSendAction(History *history, SendActionType type, int32 progress = 0);
void cancelSendAction(History *history, SendActionType type);
void updateRecentStickers();
void stickersInstalled(uint64 setId);
void sendActionDone(const MTPBool &result, mtpRequestId req);
void destroyData();
void updateFieldPlaceholder();
void updateStickersByEmoji();
void uploadImage(const QImage &img, PrepareMediaType type, FileLoadForceConfirmType confirm = FileLoadNoForceConfirm, const QString &source = QString(), bool withText = false);
void uploadFile(const QString &file, PrepareMediaType type, FileLoadForceConfirmType confirm = FileLoadNoForceConfirm, bool withText = false); // with confirmation
void uploadFiles(const QStringList &files, PrepareMediaType type);
void uploadFileContent(const QByteArray &fileContent, PrepareMediaType type);
void shareContactWithConfirm(const QString &phone, const QString &fname, const QString &lname, MsgId replyTo, bool withText = false);
void confirmSendFile(const FileLoadResultPtr &file, bool ctrlShiftEnter);
void cancelSendFile(const FileLoadResultPtr &file);
void confirmShareContact(const QString &phone, const QString &fname, const QString &lname, MsgId replyTo, bool ctrlShiftEnter);
void cancelShareContact();
void updateControlsVisibility();
void updateOnlineDisplay(int32 x, int32 w);
void updateOnlineDisplayTimer();
void onShareContact(const PeerId &peer, UserData *contact);
void onSendPaths(const PeerId &peer);
void shareContact(const PeerId &peer, const QString &phone, const QString &fname, const QString &lname, MsgId replyTo, int32 userId = 0);
History *history() const;
PeerData *peer() const;
void setMsgId(MsgId showAtMsgId);
MsgId msgId() const;
bool hasTopBarShadow() const {
return peer() != nullptr;
}
void showAnimated(Window::SlideDirection direction, const Window::SectionSlideParams &params);
void step_show(float64 ms, bool timer);
void animStop();
void updateAdaptiveLayout();
void doneShow();
QPoint clampMousePosition(QPoint point);
void checkSelectingScroll(QPoint point);
void noSelectingScroll();
bool touchScroll(const QPoint &delta);
uint64 animActiveTimeStart(const HistoryItem *msg) const;
void stopAnimActive();
void fillSelectedItems(SelectedItemSet &sel, bool forDelete = true);
void itemRemoved(HistoryItem *item);
void itemEdited(HistoryItem *item);
void updateScrollColors();
MsgId replyToId() const;
void messageDataReceived(ChannelData *channel, MsgId msgId);
bool lastForceReplyReplied(const FullMsgId &replyTo = FullMsgId(NoChannel, -1)) const;
bool cancelReply(bool lastKeyboardUsed = false);
void cancelEdit();
void updateForwarding(bool force = false);
void cancelForwarding(); // called by MainWidget
void clearReplyReturns();
void pushReplyReturn(HistoryItem *item);
QList<MsgId> replyReturns();
void setReplyReturns(PeerId peer, const QList<MsgId> &replyReturns);
void calcNextReplyReturn();
void updatePreview();
void previewCancel();
void step_record(float64 ms, bool timer);
void step_recording(float64 ms, bool timer);
void stopRecording(bool send);
void onListEscapePressed();
void onListEnterPressed();
void sendBotCommand(PeerData *peer, UserData *bot, const QString &cmd, MsgId replyTo);
bool insertBotCommand(const QString &cmd, bool specialGif);
bool eventFilter(QObject *obj, QEvent *e) override;
// With force=true the markup is updated even if it is
// already shown for the passed history item.
void updateBotKeyboard(History *h = nullptr, bool force = false);
DragState getDragState(const QMimeData *d);
void fastShowAtEnd(History *h);
void applyDraft(bool parseLinks = true);
void showHistory(const PeerId &peer, MsgId showAtMsgId, bool reload = false);
void clearDelayedShowAt();
void clearAllLoadRequests();
void saveFieldToHistoryLocalDraft();
void applyCloudDraft(History *history);
void contactsReceived();
void updateToEndVisibility();
void updateAfterDrag();
void updateFieldSubmitSettings();
void setInnerFocus();
bool canSendMessages(PeerData *peer) const;
void updateNotifySettings();
void saveGif(DocumentData *doc);
bool contentOverlapped(const QRect &globalRect);
void grabStart() override {
_inGrab = true;
resizeEvent(0);
}
void grapWithoutTopBarShadow() {
grabStart();
_topShadow.hide();
}
void grabFinish() override {
_inGrab = false;
resizeEvent(0);
_topShadow.show();
}
bool isItemVisible(HistoryItem *item);
void app_sendBotCallback(const HistoryMessageReplyMarkup::Button *button, const HistoryItem *msg, int row, int col);
void ui_repaintHistoryItem(const HistoryItem *item);
void ui_repaintInlineItem(const InlineBots::Layout::ItemBase *gif);
bool ui_isInlineItemVisible(const InlineBots::Layout::ItemBase *layout);
bool ui_isInlineItemBeingChosen();
PeerData *ui_getPeerForMouseAction();
void notify_historyItemLayoutChanged(const HistoryItem *item);
void notify_inlineItemLayoutChanged(const InlineBots::Layout::ItemBase *layout);
void notify_botCommandsChanged(UserData *user);
void notify_inlineBotRequesting(bool requesting);
void notify_replyMarkupUpdated(const HistoryItem *item);
void notify_inlineKeyboardMoved(const HistoryItem *item, int oldKeyboardTop, int newKeyboardTop);
bool notify_switchInlineBotButtonReceived(const QString &query);
void notify_userIsBotChanged(UserData *user);
void notify_migrateUpdated(PeerData *peer);
void notify_clipStopperHidden(ClipStopperType type);
void notify_handlePendingHistoryUpdate();
void cmd_search();
void cmd_next_chat();
void cmd_previous_chat();
~HistoryWidget();
signals:
void cancelled();
void historyShown(History *history, MsgId atMsgId);
public slots:
void onCancel();
void onReplyToMessage();
void onEditMessage();
void onPinMessage();
void onUnpinMessage();
void onUnpinMessageSure();
void onPinnedHide();
void onCopyPostLink();
void onFieldBarCancel();
void onCancelSendAction();
void onStickerPackInfo();
void onPreviewParse();
void onPreviewCheck();
void onPreviewTimeout();
void peerUpdated(PeerData *data);
void onFullPeerUpdated(PeerData *data);
void onPhotoUploaded(const FullMsgId &msgId, bool silent, const MTPInputFile &file);
void onDocumentUploaded(const FullMsgId &msgId, bool silent, const MTPInputFile &file);
void onThumbDocumentUploaded(const FullMsgId &msgId, bool silent, const MTPInputFile &file, const MTPInputFile &thumb);
void onPhotoProgress(const FullMsgId &msgId);
void onDocumentProgress(const FullMsgId &msgId);
void onPhotoFailed(const FullMsgId &msgId);
void onDocumentFailed(const FullMsgId &msgId);
void onReportSpamClicked();
void onReportSpamSure();
void onReportSpamHide();
void onReportSpamClear();
void onScroll();
void onHistoryToEnd();
void onSend(bool ctrlShiftEnter = false, MsgId replyTo = -1);
void onUnblock();
void onBotStart();
void onJoinChannel();
void onMuteUnmute();
void onBroadcastSilentChange();
void onPhotoSelect();
void onDocumentSelect();
void onPhotoDrop(const QMimeData *data);
void onDocumentDrop(const QMimeData *data);
void onFilesDrop(const QMimeData *data);
void onKbToggle(bool manual = true);
void onCmdStart();
void activate();
void onStickersUpdated();
void onTextChange();
void onFieldTabbed();
void onStickerSend(DocumentData *sticker);
void onPhotoSend(PhotoData *photo);
void onInlineResultSend(InlineBots::Result *result, UserData *bot);
void onWindowVisibleChanged();
void deleteMessage();
void forwardMessage();
void selectMessage();
void onForwardHere(); // instead of a reply
void onFieldFocused();
void onFieldResize();
void onCheckFieldAutocomplete();
void onScrollTimer();
void onForwardSelected();
void onDeleteSelected();
void onDeleteSelectedSure();
void onDeleteContextSure();
void onClearSelected();
void onAnimActiveStep();
void onDraftSaveDelayed();
void onDraftSave(bool delayed = false);
void onCloudDraftSave();
void updateStickers();
void onRecordError();
void onRecordDone(QByteArray result, VoiceWaveform waveform, qint32 samples);
void onRecordUpdate(quint16 level, qint32 samples);
void onUpdateHistoryItems();
// checks if we are too close to the top or to the bottom
// in the scroll area and preloads history if needed
void preloadHistoryIfNeeded();
private slots:
void onHashtagOrBotCommandInsert(QString str, FieldAutocomplete::ChooseMethod method);
void onMentionInsert(UserData *user);
void onInlineBotCancel();
void onMembersDropdownHidden();
void onMembersDropdownShow();
void onModerateKeyActivate(int index, bool *outHandled);
void updateField();
private:
// Updates position of controls around the message field,
// like send button, emoji button and others.
void moveFieldControls();
void updateFieldSize();
bool historyHasNotFreezedUnreadBar(History *history) const;
bool canWriteMessage() const;
void clearInlineBot();
void inlineBotChanged();
// Look in the _field for the inline bot and query string.
void updateInlineBotQuery();
// Request to show results in the emoji panel.
void applyInlineBotQuery(UserData *bot, const QString &query);
void cancelReplyAfterMediaSend(bool lastKeyboardUsed);
int countMembersDropdownHeightMax() const;
MsgId _replyToId = 0;
Text _replyToName;
int _replyToNameVersion = 0;
void updateReplyToName();
MsgId _editMsgId = 0;
HistoryItem *_replyEditMsg = nullptr;
Text _replyEditMsgText;
mutable SingleTimer _updateEditTimeLeftDisplay;
IconedButton _fieldBarCancel;
void updateReplyEditTexts(bool force = false);
struct PinnedBar {
PinnedBar(MsgId msgId, HistoryWidget *parent);
MsgId msgId = 0;
HistoryItem *msg = nullptr;
Text text;
IconedButton cancel;
PlainShadow shadow;
};
PinnedBar *_pinnedBar = nullptr;
void updatePinnedBar(bool force = false);
bool pinnedMsgVisibilityUpdated();
void destroyPinnedBar();
void unpinDone(const MTPUpdates &updates);
class ReplyEditMessageDataCallback : public SharedCallback<void, ChannelData*, MsgId> {
public:
void call(ChannelData *channel, MsgId msgId) const override;
};
void sendExistingDocument(DocumentData *doc, const QString &caption);
void sendExistingPhoto(PhotoData *photo, const QString &caption);
void drawField(Painter &p, const QRect &rect);
void paintEditHeader(Painter &p, const QRect &rect, int left, int top) const;
void drawRecordButton(Painter &p);
void drawRecording(Painter &p);
void drawPinnedBar(Painter &p);
void updateMouseTracking();
// destroys _history and _migrated unread bars
void destroyUnreadBar();
mtpRequestId _saveEditMsgRequestId = 0;
void saveEditMsg();
void saveEditMsgDone(History *history, const MTPUpdates &updates, mtpRequestId req);
bool saveEditMsgFail(History *history, const RPCError &error, mtpRequestId req);
static const mtpRequestId ReportSpamRequestNeeded = -1;
DBIPeerReportSpamStatus _reportSpamStatus = dbiprsUnknown;
mtpRequestId _reportSpamSettingRequestId = ReportSpamRequestNeeded;
void updateReportSpamStatus();
void requestReportSpamSetting();
void reportSpamSettingDone(const MTPPeerSettings &result, mtpRequestId req);
bool reportSpamSettingFail(const RPCError &error, mtpRequestId req);
QString _previewLinks;
WebPageData *_previewData = nullptr;
typedef QMap<QString, WebPageId> PreviewCache;
PreviewCache _previewCache;
mtpRequestId _previewRequest = 0;
Text _previewTitle;
Text _previewDescription;
SingleTimer _previewTimer;
bool _previewCancelled = false;
void gotPreview(QString links, const MTPMessageMedia &media, mtpRequestId req);
bool _replyForwardPressed = false;
HistoryItem *_replyReturn = nullptr;
QList<MsgId> _replyReturns;
bool messagesFailed(const RPCError &error, mtpRequestId requestId);
void addMessagesToFront(PeerData *peer, const QVector<MTPMessage> &messages);
void addMessagesToBack(PeerData *peer, const QVector<MTPMessage> &messages);
struct BotCallbackInfo {
FullMsgId msgId;
int row, col;
};
void botCallbackDone(BotCallbackInfo info, const MTPmessages_BotCallbackAnswer &answer, mtpRequestId req);
bool botCallbackFail(BotCallbackInfo info, const RPCError &error, mtpRequestId req);
enum ScrollChangeType {
ScrollChangeNone,
// When we toggle a pinned message.
ScrollChangeAdd,
// When loading a history part while scrolling down.
ScrollChangeNoJumpToBottom,
};
struct ScrollChange {
ScrollChangeType type;
int value;
};
void updateListSize(bool initial = false, bool loadedDown = false, const ScrollChange &change = { ScrollChangeNone, 0 });
// Does any of the shown histories has this flag set.
bool hasPendingResizedItems() const {
return (_history && _history->hasPendingResizedItems()) || (_migrated && _migrated->hasPendingResizedItems());
}
// Counts scrollTop for placing the scroll right at the unread
// messages bar, choosing from _history and _migrated unreadBar.
int unreadBarTop() const;
void saveGifDone(DocumentData *doc, const MTPBool &result);
void reportSpamDone(PeerData *peer, const MTPBool &result, mtpRequestId request);
bool reportSpamFail(const RPCError &error, mtpRequestId request);
void unblockDone(PeerData *peer, const MTPBool &result, mtpRequestId req);
bool unblockFail(const RPCError &error, mtpRequestId req);
void blockDone(PeerData *peer, const MTPBool &result);
void joinDone(const MTPUpdates &result, mtpRequestId req);
bool joinFail(const RPCError &error, mtpRequestId req);
void countHistoryShowFrom();
mtpRequestId _stickersUpdateRequest = 0;
void stickersGot(const MTPmessages_AllStickers &stickers);
bool stickersFailed(const RPCError &error);
mtpRequestId _savedGifsUpdateRequest = 0;
void savedGifsGot(const MTPmessages_SavedGifs &gifs);
bool savedGifsFailed(const RPCError &error);
enum class TextUpdateEvent {
SaveDraft = 0x01,
SendTyping = 0x02,
};
Q_DECLARE_FLAGS(TextUpdateEvents, TextUpdateEvent);
Q_DECLARE_FRIEND_OPERATORS_FOR_FLAGS(TextUpdateEvents);
void writeDrafts(Data::Draft **localDraft, Data::Draft **editDraft);
void writeDrafts(History *history);
void setFieldText(const TextWithTags &textWithTags, TextUpdateEvents events = 0, FlatTextarea::UndoHistoryAction undoHistoryAction = FlatTextarea::ClearUndoHistory);
void clearFieldText(TextUpdateEvents events = 0, FlatTextarea::UndoHistoryAction undoHistoryAction = FlatTextarea::ClearUndoHistory) {
setFieldText(TextWithTags(), events, undoHistoryAction);
}
QStringList getMediasFromMime(const QMimeData *d);
void updateDragAreas();
// when scroll position or scroll area size changed this method
// updates the boundings of the visible area in HistoryInner
void visibleAreaUpdated();
bool readyToForward() const;
bool hasSilentToggle() const;
PeerData *_peer = nullptr;
// cache current _peer in _clearPeer when showing clear history box
PeerData *_clearPeer = nullptr;
ChannelId _channel = NoChannel;
bool _canSendMessages = false;
MsgId _showAtMsgId = ShowAtUnreadMsgId;
mtpRequestId _firstLoadRequest = 0;
mtpRequestId _preloadRequest = 0;
mtpRequestId _preloadDownRequest = 0;
MsgId _delayedShowAtMsgId = -1; // wtf?
mtpRequestId _delayedShowAtRequest = 0;
MsgId _activeAnimMsgId = 0;
ScrollArea _scroll;
HistoryInner *_list = nullptr;
History *_migrated = nullptr;
History *_history = nullptr;
bool _histInited = false; // initial updateListSize() called
int _addToScroll = 0;
int _lastScroll = 0;// gifs optimization
uint64 _lastScrolled = 0;
QTimer _updateHistoryItems;
ChildWidget<Ui::HistoryDownButton> _historyToEnd;
ChildWidget<FieldAutocomplete> _fieldAutocomplete;
UserData *_inlineBot = nullptr;
QString _inlineBotUsername;
mtpRequestId _inlineBotResolveRequestId = 0;
std_::unique_ptr<IconedButton> _inlineBotCancel;
void inlineBotResolveDone(const MTPcontacts_ResolvedPeer &result);
bool inlineBotResolveFail(QString name, const RPCError &error);
bool isBotStart() const;
bool isBlocked() const;
bool isJoinChannel() const;
bool isMuteUnmute() const;
bool updateCmdStartShown();
ReportSpamPanel _reportSpamPanel;
FlatButton _send, _unblock, _botStart, _joinChannel, _muteUnmute;
mtpRequestId _unblockRequest = 0;
mtpRequestId _reportSpamRequest = 0;
IconedButton _attachDocument, _attachPhoto;
EmojiButton _attachEmoji;
IconedButton _kbShow, _kbHide, _cmdStart;
SilentToggle _silent;
bool _cmdStartShown = false;
MessageField _field;
Animation _a_record, _a_recording;
bool _recording = false;
bool _inRecord = false;
bool _inField = false;
bool _inReplyEdit = false;
bool _inPinnedMsg = false;
anim::ivalue a_recordingLevel = { 0, 0 };
int32 _recordingSamples = 0;
anim::fvalue a_recordOver = { 0, 0 };
anim::fvalue a_recordDown = { 0, 0 };
anim::cvalue a_recordCancel;
int32 _recordCancelWidth;
bool kbWasHidden() const;
bool _kbShown = false;
HistoryItem *_kbReplyTo = nullptr;
ScrollArea _kbScroll;
BotKeyboard _keyboard;
ChildWidget<Ui::InnerDropdown> _membersDropdown = { nullptr };
QTimer _membersDropdownShowTimer;
Dropdown _attachType;
EmojiPan _emojiPan;
DragState _attachDrag = DragStateNone;
DragArea _attachDragDocument, _attachDragPhoto;
int32 _selCount; // < 0 - text selected, focus list, not _field
TaskQueue _fileLoader;
TextUpdateEvents _textUpdateEvents = (TextUpdateEvent::SaveDraft | TextUpdateEvent::SendTyping);
int64 _serviceImageCacheSize = 0;
QString _confirmSource;
uint64 _confirmWithTextId = 0;
QString _titlePeerText;
bool _titlePeerTextOnline = false;
int _titlePeerTextWidth = 0;
Animation _a_show;
QPixmap _cacheUnder, _cacheOver;
anim::ivalue a_coordUnder, a_coordOver;
anim::fvalue a_progress;
QTimer _scrollTimer;
int32 _scrollDelta = 0;
QTimer _animActiveTimer;
float64 _animActiveStart = 0;
QMap<QPair<History*, SendActionType>, mtpRequestId> _sendActionRequests;
QTimer _sendActionStopTimer;
uint64 _saveDraftStart = 0;
bool _saveDraftText = false;
QTimer _saveDraftTimer, _saveCloudDraftTimer;
PlainShadow _topShadow;
bool _inGrab = false;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(HistoryWidget::TextUpdateEvents)