tdesktop/Telegram/SourceFiles/historywidget.h

897 lines
24 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 "gui/boxshadow.h"
#include "dropdown.h"
enum DragState {
DragStateNone = 0x00,
DragStateFiles = 0x01,
DragStatePhotoFiles = 0x02,
DragStateImage = 0x03,
};
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, const QVector<MTPMessageGroup> *collapsed);
void messagesReceivedDown(PeerData *peer, const QVector<MTPMessage> &messages, const QVector<MTPMessageGroup> *collapsed);
bool event(QEvent *e); // calls touchEvent when necessary
void touchEvent(QTouchEvent *e);
void paintEvent(QPaintEvent *e);
void mouseMoveEvent(QMouseEvent *e);
void mousePressEvent(QMouseEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void mouseDoubleClickEvent(QMouseEvent *e);
void enterEvent(QEvent *e);
void leaveEvent(QEvent *e);
void resizeEvent(QResizeEvent *e);
void keyPressEvent(QKeyEvent *e);
void showContextMenu(QContextMenuEvent *e, bool showFromTouch = false);
QString 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);
int32 recountHeight(const HistoryItem *resizedItem);
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);
HistoryItem *atTopImportantMsg(int32 top, int32 height, int32 &bottomUnderScrollTop) const;
int32 historyHeight() const;
int32 migratedTop() const;
int32 historyTop() const;
int32 historyDrawTop() const;
int32 itemTop(const HistoryItem *item) const; // -1 if should not be visible, -2 if bad history()
void notifyIsBotChanged();
void notifyMigrateUpdated();
// AbstractTooltipShower
virtual QString tooltipText() const;
virtual QPoint tooltipPos() const;
~HistoryInner();
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:
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);
PeerData *_peer;
History *_migrated, *_history;
int32 _historyOffset, _historySkipHeight; // height of first date and first sys msg
BotInfo *_botInfo;
int32 _botDescWidth, _botDescHeight;
QRect _botDescRect;
HistoryWidget *_widget;
ScrollArea *_scroll;
mutable History *_curHistory;
mutable int32 _curBlock, _curItem;
bool _firstLoading;
Qt::CursorShape _cursor;
typedef QMap<HistoryItem*, uint32> SelectedItems;
SelectedItems _selected;
void applyDragSelection();
void applyDragSelection(SelectedItems *toItems) const;
void addSelectionRange(SelectedItems *toItems, int32 fromblock, int32 fromitem, int32 toblock, int32 toitem, History *h) const;
enum DragAction {
NoDrag = 0x00,
PrepareDrag = 0x01,
Dragging = 0x02,
PrepareSelect = 0x03,
Selecting = 0x04,
};
DragAction _dragAction;
TextSelectType _dragSelType;
QPoint _dragStartPos, _dragPos;
HistoryItem *_dragItem;
HistoryCursorState _dragCursorState;
uint16 _dragSymbol;
bool _dragWasInactive;
QPoint _trippleClickPoint;
QTimer _trippleClickTimer;
TextLinkPtr _contextMenuLnk;
HistoryItem *_dragSelFrom, *_dragSelTo;
bool _dragSelecting;
bool _wasSelectedText; // was some text selected in current drag action
bool _touchScroll, _touchSelect, _touchInProgress;
QPoint _touchStart, _touchPrevPos, _touchPos;
QTimer _touchSelectTimer;
TouchScrollState _touchScrollState;
bool _touchPrevPosValid, _touchWaitingAcceleration;
QPoint _touchSpeed;
uint64 _touchSpeedTime, _touchAccelerationTime, _touchTime;
QTimer _touchScrollTimer;
PopupMenu *_menu;
};
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 {
Q_OBJECT
public:
BotKeyboard();
void paintEvent(QPaintEvent *e);
void resizeEvent(QResizeEvent *e);
void mousePressEvent(QMouseEvent *e);
void mouseMoveEvent(QMouseEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void leaveEvent(QEvent *e);
bool updateMarkup(HistoryItem *last);
bool hasMarkup() const;
bool forceReply() const;
void step_selected(uint64 ms, bool timer);
void resizeToWidth(int32 width, int32 maxOuterHeight);
bool maximizeSize() const;
bool singleUse() const;
FullMsgId forMsgId() const {
return _wasForMsgId;
}
// AbstractTooltipShower
virtual QString tooltipText() const;
virtual QPoint tooltipPos() const;
public slots:
void updateSelected();
private:
void updateStyle(int32 w = -1);
void clearSelection();
FullMsgId _wasForMsgId;
int32 _height, _maxOuterHeight;
bool _maximizeSize, _singleUse, _forceReply;
QPoint _lastMousePos;
struct Button {
Button(const QString &str = QString()) : cmd(str), text(1), cwidth(0), hover(0), full(true) {
}
QRect rect;
QString cmd;
Text text;
int32 cwidth;
float64 hover;
bool full;
};
int32 _sel, _down;
QList<QList<Button> > _btns;
typedef QMap<int32, uint64> Animations;
Animations _animations;
Animation _a_selected;
const style::botKeyboardButton *_st;
};
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
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;
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;
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 CollapseButton : public FlatButton {
public:
CollapseButton(QWidget *parent);
void paintEvent(QPaintEvent *e);
};
class SilentToggle : public FlatCheckbox, public AbstractTooltipShower {
public:
SilentToggle(QWidget *parent);
void mouseMoveEvent(QMouseEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
void leaveEvent(QEvent *e);
// AbstractTooltipShower
virtual QString tooltipText() const;
virtual QPoint tooltipPos() const;
};
enum TextUpdateEventsFlags {
TextUpdateEventsSaveDraft = 0x01,
TextUpdateEventsSendTyping = 0x02,
};
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 isActive() 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) override;
void contextMenuEvent(QContextMenuEvent *e) override;
void updateTopBarSelection();
void paintTopBar(QPainter &p, float64 over, int32 decreaseWidth);
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(bool force = true);
void historyCleared(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 updateInlineBotQuery();
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;
HistoryItem *atTopImportantMsg(int32 &bottomUnderScrollTop) const;
void animShow(const QPixmap &bgAnimCache, const QPixmap &bgAnimTopBarCache, bool back = false);
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 updateScrollColors();
MsgId replyToId() const;
void updateReplyEditTexts(bool force = false);
bool lastForceReplyReplied(const FullMsgId &replyTo = FullMsgId(NoChannel, -1)) const;
void 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 sendBotCommand(const QString &cmd, MsgId replyTo);
bool insertBotCommand(const QString &cmd, bool specialGif);
bool eventFilter(QObject *obj, QEvent *e) override;
void updateBotKeyboard(History *h = 0);
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 contactsReceived();
void updateToEndVisibility();
void updateCollapseCommentsVisibility();
void updateAfterDrag();
void ctrlEnterSubmitUpdated();
void setInnerFocus();
bool canSendMessages(PeerData *peer) const;
void updateNotifySettings();
void saveGif(DocumentData *doc);
bool contentOverlapped(const QRect &globalRect);
void grabStart() override {
_sideShadow.hide();
_inGrab = true;
resizeEvent(0);
}
void grabFinish() override {
_sideShadow.setVisible(!Adaptive::OneColumn());
_inGrab = false;
resizeEvent(0);
}
bool isItemVisible(HistoryItem *item);
void ui_repaintHistoryItem(const HistoryItem *item);
void ui_repaintInlineItem(const LayoutInlineItem *gif);
bool ui_isInlineItemVisible(const LayoutInlineItem *layout);
bool ui_isInlineItemBeingChosen();
void notify_historyItemLayoutChanged(const HistoryItem *item);
void notify_automaticLoadSettingsChangedGif();
void notify_botCommandsChanged(UserData *user);
void notify_inlineBotRequesting(bool requesting);
void notify_userIsBotChanged(UserData *user);
void notify_migrateUpdated(PeerData *peer);
void notify_clipStopperHidden(ClipStopperType type);
void notify_historyItemResized(const HistoryItem *item, bool scrollToIt);
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 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 onListScroll();
void onHistoryToEnd();
void onCollapseComments();
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 onMentionHashtagOrBotCommandInsert(QString str);
void onTextChange();
void onFieldTabbed();
void onStickerSend(DocumentData *sticker);
void onPhotoSend(PhotoData *photo);
void onInlineResultSend(InlineResult *result, UserData *bot);
void onVisibleChanged();
void deleteMessage();
void forwardMessage();
void selectMessage();
void onForwardHere(); // instead of a reply
void onFieldFocused();
void onFieldResize();
void onCheckMentionDropdown();
void onScrollTimer();
void onForwardSelected();
void onDeleteSelected();
void onDeleteSelectedSure();
void onDeleteContextSure();
void onClearSelected();
void onAnimActiveStep();
void onDraftSaveDelayed();
void onDraftSave(bool delayed = false);
void updateStickers();
void updateField();
void onRecordError();
void onRecordDone(QByteArray result, VoiceWaveform waveform, qint32 samples);
void onRecordUpdate(quint16 level, qint32 samples);
void onUpdateHistoryItems();
private:
MsgId _replyToId;
Text _replyToName;
int32 _replyToNameVersion;
void updateReplyToName();
MsgId _editMsgId;
HistoryItem *_replyEditMsg;
Text _replyEditMsgText;
IconedButton _fieldBarCancel;
void sendExistingDocument(DocumentData *doc, const QString &caption);
void sendExistingPhoto(PhotoData *photo, const QString &caption);
void drawField(Painter &p);
void drawRecordButton(Painter &p);
void drawRecording(Painter &p);
void updateMouseTracking();
mtpRequestId _saveEditMsgRequestId;
void saveEditMsg();
void saveEditMsgDone(History *history, const MTPUpdates &updates, mtpRequestId req);
bool saveEditMsgFail(History *history, const RPCError &error, mtpRequestId req);
DBIPeerReportSpamStatus _reportSpamStatus;
void updateReportSpamStatus();
QString _previewLinks;
WebPageData *_previewData;
typedef QMap<QString, WebPageId> PreviewCache;
PreviewCache _previewCache;
mtpRequestId _previewRequest;
Text _previewTitle, _previewDescription;
SingleTimer _previewTimer;
bool _previewCancelled;
void gotPreview(QString links, const MTPMessageMedia &media, mtpRequestId req);
bool _replyForwardPressed;
HistoryItem *_replyReturn;
QList<MsgId> _replyReturns;
bool messagesFailed(const RPCError &error, mtpRequestId requestId);
void updateListSize(int32 addToY = 0, bool initial = false, bool loadedDown = false, const HistoryItem *resizedItem = 0, bool scrollToIt = false);
void addMessagesToFront(PeerData *peer, const QVector<MTPMessage> &messages, const QVector<MTPMessageGroup> *collapsed);
void addMessagesToBack(PeerData *peer, const QVector<MTPMessage> &messages, const QVector<MTPMessageGroup> *collapsed);
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;
void stickersGot(const MTPmessages_AllStickers &stickers);
bool stickersFailed(const RPCError &error);
mtpRequestId _savedGifsUpdateRequest;
void savedGifsGot(const MTPmessages_SavedGifs &gifs);
bool savedGifsFailed(const RPCError &error);
void writeDrafts(HistoryDraft **msgDraft, HistoryEditDraft **editDraft);
void writeDrafts(History *history);
void setFieldText(const QString &text, int32 textUpdateEventsFlags = 0, bool clearUndoHistory = true);
QStringList getMediasFromMime(const QMimeData *d);
void updateDragAreas();
bool readyToForward() const;
bool hasBroadcastToggle() const;
bool hasSilentToggle() const;
PeerData *_peer, *_clearPeer; // cache _peer in _clearPeer when showing clear history box
ChannelId _channel;
bool _canSendMessages;
MsgId _showAtMsgId, _fixedInScrollMsgId;
int32 _fixedInScrollMsgTop;
mtpRequestId _firstLoadRequest, _preloadRequest, _preloadDownRequest;
MsgId _delayedShowAtMsgId;
mtpRequestId _delayedShowAtRequest;
MsgId _activeAnimMsgId;
ScrollArea _scroll;
HistoryInner *_list;
History *_migrated, *_history;
bool _histInited; // initial updateListSize() called
int32 _lastScroll;
uint64 _lastScrolled;
QTimer _updateHistoryItems; // gifs optimization
IconedButton _toHistoryEnd;
CollapseButton _collapseComments;
MentionsDropdown _attachMention;
UserData *_inlineBot;
QString _inlineBotUsername;
mtpRequestId _inlineBotResolveRequestId;
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, _reportSpamRequest;
IconedButton _attachDocument, _attachPhoto;
EmojiButton _attachEmoji;
IconedButton _kbShow, _kbHide, _cmdStart;
FlatCheckbox _broadcast;
SilentToggle _silent;
bool _cmdStartShown;
MessageField _field;
Animation _a_record, _a_recording;
bool _recording, _inRecord, _inField, _inReplyEdit;
anim::ivalue a_recordingLevel;
int32 _recordingSamples;
anim::fvalue a_recordOver, a_recordDown;
anim::cvalue a_recordCancel;
int32 _recordCancelWidth;
bool kbWasHidden() const;
bool _kbShown;
HistoryItem *_kbReplyTo;
ScrollArea _kbScroll;
BotKeyboard _keyboard;
Dropdown _attachType;
EmojiPan _emojiPan;
DragState _attachDrag;
DragArea _attachDragDocument, _attachDragPhoto;
int32 _selCount; // < 0 - text selected, focus list, not _field
TaskQueue _fileLoader;
int32 _textUpdateEventsFlags;
int64 _serviceImageCacheSize;
QString _confirmSource;
uint64 _confirmWithTextId;
QString _titlePeerText;
int32 _titlePeerTextWidth;
Animation _a_show;
QPixmap _cacheUnder, _cacheOver, _cacheTopBarUnder, _cacheTopBarOver;
anim::ivalue a_coordUnder, a_coordOver;
anim::fvalue a_shadow;
QTimer _scrollTimer;
int32 _scrollDelta;
QTimer _animActiveTimer;
float64 _animActiveStart;
QMap<QPair<History*, SendActionType>, mtpRequestId> _sendActionRequests;
QTimer _sendActionStopTimer;
uint64 _saveDraftStart;
bool _saveDraftText;
QTimer _saveDraftTimer;
PlainShadow _sideShadow, _topShadow;
bool _inGrab;
};