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The qTox Project is not associated with the Tox Project in any ways, with the exception of "qTox" using the Tox Projet's "toxcore" collection of libraries. In particular, the Tox Projet does not own copyright over the qTox Project's "qTox" collection of software, source code, and assets. The qTox Project's assets are under the sole copyright of the qTox contributors, and no partiular rights are granted to the Tox Project.
150 lines
4.1 KiB
C++
150 lines
4.1 KiB
C++
/*
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This file is part of qTox, a Qt-based graphical interface for Tox.
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This program is libre 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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This program 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.
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See the COPYING file for more details.
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*/
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#ifndef CHATLOG_H
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#define CHATLOG_H
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#include <QGraphicsView>
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#include <QDateTime>
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#include <QMargins>
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#include "chatline.h"
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#include "chatmessage.h"
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class QGraphicsScene;
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class QGraphicsRectItem;
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class QMouseEvent;
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class QTimer;
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class ChatLineContent;
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struct ToxFile;
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class ChatLog : public QGraphicsView
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{
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Q_OBJECT
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public:
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explicit ChatLog(QWidget* parent = 0);
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virtual ~ChatLog();
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void insertChatlineAtBottom(ChatLine::Ptr l);
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void insertChatlineOnTop(ChatLine::Ptr l);
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void insertChatlineOnTop(const QList<ChatLine::Ptr>& newLines);
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void clearSelection();
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void clear();
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void copySelectedText(bool toSelectionBuffer = false) const;
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void setBusyNotification(ChatLine::Ptr notification);
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void setTypingNotification(ChatLine::Ptr notification);
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void setTypingNotificationVisible(bool visible);
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void scrollToLine(ChatLine::Ptr line);
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void selectAll();
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void forceRelayout();
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QString getSelectedText() const;
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bool isEmpty() const;
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bool hasTextToBeCopied() const;
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ChatLine::Ptr getTypingNotification() const;
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QVector<ChatLine::Ptr> getLines();
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// repetition interval sender name (sec)
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const uint repNameAfter = 5*60;
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signals:
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void selectionChanged();
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protected:
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QRectF calculateSceneRect() const;
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QRect getVisibleRect() const;
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ChatLineContent* getContentFromPos(QPointF scenePos) const;
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void layout(int start, int end, qreal width);
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bool isOverSelection(QPointF scenePos) const;
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bool stickToBottom() const;
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qreal useableWidth() const;
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void reposition(int start, int end, qreal deltaY);
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void updateSceneRect();
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void checkVisibility();
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void scrollToBottom();
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void startResizeWorker();
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virtual void mouseDoubleClickEvent(QMouseEvent* ev);
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virtual void mousePressEvent(QMouseEvent* ev);
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virtual void mouseReleaseEvent(QMouseEvent* ev);
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virtual void mouseMoveEvent(QMouseEvent* ev);
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virtual void scrollContentsBy(int dx, int dy);
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virtual void resizeEvent(QResizeEvent* ev);
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virtual void showEvent(QShowEvent*);
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virtual void focusInEvent(QFocusEvent* ev);
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virtual void focusOutEvent(QFocusEvent* ev);
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void updateMultiSelectionRect();
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void updateTypingNotification();
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void updateBusyNotification();
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ChatLine::Ptr findLineByPosY(qreal yPos) const;
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private slots:
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void onSelectionTimerTimeout();
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void onWorkerTimeout();
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private:
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enum SelectionMode {
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None,
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Precise,
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Multi,
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};
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enum AutoScrollDirection {
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NoDirection,
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Up,
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Down,
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};
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QAction* copyAction = nullptr;
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QGraphicsScene* scene = nullptr;
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QGraphicsScene* busyScene = nullptr;
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QVector<ChatLine::Ptr> lines;
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QList<ChatLine::Ptr> visibleLines;
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ChatLine::Ptr typingNotification;
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ChatLine::Ptr busyNotification;
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// selection
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int selClickedRow = -1; //These 4 are only valid while selectionMode != None
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int selClickedCol = -1;
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int selFirstRow = -1;
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int selLastRow = -1;
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QColor selectionRectColor = QColor::fromRgbF(0.23, 0.68, 0.91).lighter(150);
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SelectionMode selectionMode = None;
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QPointF clickPos;
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QGraphicsRectItem* selGraphItem = nullptr;
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QTimer* selectionTimer = nullptr;
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QTimer* workerTimer = nullptr;
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AutoScrollDirection selectionScrollDir = NoDirection;
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//worker vars
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int workerLastIndex = 0;
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bool workerStb = false;
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ChatLine::Ptr workerAnchorLine;
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// layout
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QMargins margins = QMargins(10,10,10,10);
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qreal lineSpacing = 5.0f;
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};
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#endif // CHATLOG_H
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