mirror of
https://github.com/kotatogram/kotatogram-desktop
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initial commit for 0.4.18 version of Telegram Desktop
This commit is contained in:
John Preston
427
Telegram/SourceFiles/historywidget.h
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427
Telegram/SourceFiles/historywidget.h
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/*
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This file is part of Telegram Desktop,
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an unofficial desktop 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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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 John Preston, https://tdesktop.com
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*/
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#pragma once
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#include "localimageloader.h"
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#include "gui/boxshadow.h"
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#include "dropdown.h"
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enum DragState {
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DragStateNone = 0x00,
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DragStateFiles = 0x01,
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DragStatePhotoFiles = 0x02,
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DragStateImage = 0x03,
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};
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typedef QMap<int32, HistoryItem*> HistoryItemSet;
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class HistoryWidget;
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class HistoryList : public QWidget {
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Q_OBJECT
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public:
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HistoryList(HistoryWidget *historyWidget, ScrollArea *scroll, History *history);
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void messagesReceived(const QVector<MTPMessage> &messages);
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bool event(QEvent *e); // calls touchEvent when necessary
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void touchEvent(QTouchEvent *e);
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void paintEvent(QPaintEvent *e);
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void mouseMoveEvent(QMouseEvent *e);
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void mousePressEvent(QMouseEvent *e);
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void mouseReleaseEvent(QMouseEvent *e);
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void mouseDoubleClickEvent(QMouseEvent *e);
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void enterEvent(QEvent *e);
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void leaveEvent(QEvent *e);
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void resizeEvent(QResizeEvent *e);
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void keyPressEvent(QKeyEvent *e);
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void showContextMenu(QContextMenuEvent *e, bool showFromTouch = false);
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QString getSelectedText() const;
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void dragActionStart(const QPoint &screenPos, Qt::MouseButton button = Qt::LeftButton);
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void dragActionUpdate(const QPoint &screenPos);
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void dragActionFinish(const QPoint &screenPos, Qt::MouseButton button = Qt::LeftButton);
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void dragActionCancel();
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void touchScrollUpdated(const QPoint &screenPos);
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QPoint mapMouseToItem(QPoint p, HistoryItem *item);
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int32 recountHeight();
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void updateSize();
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void updateMsg(HistoryItem *msg);
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bool getPhotoCoords(PhotoData *photo, int32 &x, int32 &y, int32 &w) const;
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bool getVideoCoords(VideoData *video, int32 &x, int32 &y, int32 &w) const;
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void getSelectionState(int32 &selectedForForward, int32 &selectedForDelete) const;
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void clearSelectedItems(bool onlyTextSelection = false);
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void fillSelectedItems(HistoryItemSet &sel, bool forDelete = true);
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~HistoryList();
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public slots:
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void onUpdateSelected(bool force = false);
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void onParentGeometryChanged();
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void showLinkTip();
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void itemRemoved(HistoryItem *item);
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void openContextUrl();
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void copyContextUrl();
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void saveContextImage();
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void copyContextImage();
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void cancelContextDownload();
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void showContextInFolder();
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void openContextFile();
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void saveContextFile();
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void copyContextText();
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void copySelectedText();
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void onMenuDestroy(QObject *obj);
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void onTouchSelect();
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void onTouchScrollTimer();
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private:
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void touchResetSpeed();
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void touchUpdateSpeed();
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void touchDeaccelerate(int32 elapsed);
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void adjustCurrent(int32 y);
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HistoryItem *prevItem(HistoryItem *item);
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HistoryItem *nextItem(HistoryItem *item);
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void updateDragSelection(HistoryItem *dragSelFrom, HistoryItem *dragSelTo, bool dragSelecting, bool force = false);
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void applyDragSelection();
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History *hist;
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HistoryWidget *historyWidget;
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ScrollArea *scrollArea;
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int32 currentBlock, currentItem;
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QTimer linkTipTimer;
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Qt::CursorShape _cursor;
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typedef QMap<HistoryItem*, uint32> SelectedItems;
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SelectedItems _selected;
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enum DragAction {
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NoDrag = 0x00,
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PrepareDrag = 0x01,
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Dragging = 0x02,
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PrepareSelect = 0x03,
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Selecting = 0x04,
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};
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DragAction _dragAction;
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TextSelectType _dragSelType;
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QPoint _dragStartPos, _dragPos;
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HistoryItem *_dragItem;
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uint16 _dragSymbol;
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bool _dragWasInactive;
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QPoint _trippleClickPoint;
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QTimer _trippleClickTimer;
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TextLinkPtr _contextMenuLnk;
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HistoryItem *_dragSelFrom, *_dragSelTo;
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bool _dragSelecting;
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bool _touchScroll, _touchSelect, _touchInProgress;
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QPoint _touchStart, _touchPrevPos, _touchPos;
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QTimer _touchSelectTimer;
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TouchScrollState _touchScrollState;
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bool _touchPrevPosValid, _touchWaitingAcceleration;
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QPoint _touchSpeed;
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uint64 _touchSpeedTime, _touchAccelerationTime, _touchTime;
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QTimer _touchScrollTimer;
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QMenu *_menu;
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};
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class MessageField : public FlatTextarea {
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Q_OBJECT
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public:
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MessageField(HistoryWidget *history, const style::flatTextarea &st, const QString &ph = QString(), const QString &val = QString());
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void dropEvent(QDropEvent *e);
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void resizeEvent(QResizeEvent *e);
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bool canInsertFromMimeData(const QMimeData *source) const;
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void insertFromMimeData(const QMimeData *source);
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void focusInEvent(QFocusEvent *e);
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public slots:
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void onChange();
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void onEmojiInsert(EmojiPtr emoji);
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signals:
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void resized();
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void focused();
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private:
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HistoryWidget *history;
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};
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class HistoryHider : public QWidget, public Animated {
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Q_OBJECT
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public:
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HistoryHider(MainWidget *parent, bool forwardSelected);
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HistoryHider(MainWidget *parent, UserData *sharedContact);
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bool animStep(float64 ms);
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void paintEvent(QPaintEvent *e);
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void keyPressEvent(QKeyEvent *e);
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void mousePressEvent(QMouseEvent *e);
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void resizeEvent(QResizeEvent *e);
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void offerPeer(PeerId peer);
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bool wasOffered() const;
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void forwardDone();
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~HistoryHider();
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public slots:
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void startHide();
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void forward();
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private:
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MainWidget *parent();
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UserData *sharedContact;
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bool _forwardSelected;
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FlatButton forwardButton;
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FlatButton cancelButton;
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PeerData *offered;
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anim::fvalue aOpacity;
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anim::transition aOpacityFunc;
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QRect box;
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bool hiding;
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mtpRequestId _forwardRequest;
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int32 _chooseWidth;
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Text toText;
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int32 toTextWidth;
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QPixmap cacheForAnim;
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BoxShadow shadow;
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};
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class HistoryWidget : public QWidget, public RPCSender, public Animated {
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Q_OBJECT
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public:
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HistoryWidget(QWidget *parent);
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void messagesReceived(const MTPmessages_Messages &messages, mtpRequestId requestId);
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void windowShown();
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void resizeEvent(QResizeEvent *e);
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void keyPressEvent(QKeyEvent *e);
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void mousePressEvent(QMouseEvent *e);
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void paintEvent(QPaintEvent *e);
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void dragEnterEvent(QDragEnterEvent *e);
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void dragLeaveEvent(QDragLeaveEvent *e);
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void leaveEvent(QEvent *e);
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void dropEvent(QDropEvent *e);
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void mouseReleaseEvent(QMouseEvent *e);
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void contextMenuEvent(QContextMenuEvent *e);
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void updateTopBarSelection();
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void paintTopBar(QPainter &p, float64 over, int32 decreaseWidth);
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void topBarClick();
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void loadMessages();
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void peerMessagesUpdated(PeerId peer);
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void peerMessagesUpdated();
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void msgUpdated(PeerId peer, HistoryItem *msg);
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void newUnreadMsg(History *history, MsgId msgId);
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void historyToDown(History *history);
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void historyWasRead(bool force = true);
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bool getPhotoCoords(PhotoData *photo, int32 &x, int32 &y, int32 &w) const;
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bool getVideoCoords(VideoData *video, int32 &x, int32 &y, int32 &w) const;
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QRect historyRect() const;
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void updateTyping(bool typing = true);
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void destroyData();
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void uploadImage(const QImage &img);
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void uploadMedias(const QStringList &files, ToPrepareMediaType type);
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void uploadMedia(const QByteArray &fileContent, ToPrepareMediaType type);
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void confirmSendImage(const ReadyLocalMedia &img);
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void cancelSendImage();
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void checkUnreadLoaded(bool checkOnlyShow = false);
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void updateControlsVisibility();
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void updateOnlineDisplay(int32 x, int32 w);
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void updateOnlineDisplayTimer();
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mtpRequestId onForward(const PeerId &peer, bool forwardSelected);
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void onShareContact(const PeerId &peer, UserData *contact);
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PeerData *peer() const;
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PeerData *activePeer() const;
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void animShow(const QPixmap &bgAnimCache, const QPixmap &bgAnimTopBarCache, bool back = false);
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bool animStep(float64 ms);
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void animStop();
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QPoint clampMousePosition(QPoint point);
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void checkSelectingScroll(QPoint point);
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void noSelectingScroll();
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bool touchScroll(const QPoint &delta);
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~HistoryWidget();
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signals:
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void cancelled();
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void peerShown(PeerData *);
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public slots:
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void peerUpdated(PeerData *data);
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void onPhotoUploaded(MsgId msgId, const MTPInputFile &file);
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void onDocumentUploaded(MsgId msgId, const MTPInputFile &file);
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void onThumbDocumentUploaded(MsgId msgId, const MTPInputFile &file, const MTPInputFile &thumb);
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void onDocumentProgress(MsgId msgId);
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void onDocumentFailed(MsgId msgId);
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void onListScroll();
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void onSend();
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void onPhotoSelect();
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void onDocumentSelect();
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void onPhotoDrop(QDropEvent *e);
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void onDocumentDrop(QDropEvent *e);
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void onPhotoReady();
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void onPhotoFailed(quint64 id);
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void showPeer(const PeerId &peer, bool force = false, bool leaveActive = false);
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void activate();
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void onTextChange();
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void onFieldTabbed();
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void onVisibleChanged();
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void forwardMessage();
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void deleteMessage();
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void onFieldFocused();
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void onFieldResize();
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void onScrollTimer();
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void onForwardSelected();
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void onDeleteSelected();
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void onDeleteSelectedSure();
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void onDeleteContextSure();
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void onClearSelected();
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private:
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bool messagesFailed(const RPCError &error, mtpRequestId requestId);
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void partWasRead(PeerData *peer, const MTPmessages_AffectedHistory &result);
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void updateListSize(int32 addToY = 0, bool initial = false);
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void addMessagesToFront(const QVector<MTPMessage> &messages);
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void chatLoaded(const MTPmessages_ChatFull &res);
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QStringList getMediasFromMime(const QMimeData *d);
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DragState getDragState(const QMimeData *d);
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void updateDragAreas();
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QString prepareMessage();
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int32 histOffset, histCount, histReadRequestId;
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int32 histRequestsCount;
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PeerData *histPeer, *_activePeer;
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MTPinputPeer histInputPeer;
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mtpRequestId histPreloading;
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QVector<MTPMessage> histPreload;
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ScrollArea _scroll;
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HistoryList *_list;
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History *hist;
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bool _histInited; // initial updateListSize() called
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FlatButton _send;
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IconedButton _attachDocument, _attachPhoto, _attachEmoji;
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MessageField _field;
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Dropdown _attachType;
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EmojiPan _emojiPan;
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DragState _attachDrag;
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DragArea _attachDragDocument, _attachDragPhoto;
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int32 _selCount; // < 0 - text selected, focus list, not _field
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LocalImageLoader imageLoader;
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bool noTypingUpdate;
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PeerId loadingChatId;
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mtpRequestId loadingRequestId;
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int64 serviceImageCacheSize;
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PhotoId confirmImageId;
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QString titlePeerText;
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int32 titlePeerTextWidth;
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QPixmap bg;
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bool hiderOffered;
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QPixmap _animCache, _bgAnimCache, _animTopBarCache, _bgAnimTopBarCache;
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anim::ivalue a_coord, a_bgCoord;
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anim::fvalue a_alpha, a_bgAlpha;
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QTimer _scrollTimer;
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int32 _scrollDelta;
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};
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