forked from blue/squawk
130 lines
4.8 KiB
C++
130 lines
4.8 KiB
C++
/*
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* Squawk messenger.
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* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
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*
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* This program 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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*
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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. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MESSAGEDELEGATE_H
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#define MESSAGEDELEGATE_H
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#include <map>
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#include <set>
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#include <QStyledItemDelegate>
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#include <QStyleOptionButton>
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#include <QFont>
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#include <QFontMetrics>
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#include <QPushButton>
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#include <QProgressBar>
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#include <QLabel>
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#include <QTextDocument>
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#include "shared/icons.h"
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#include "shared/global.h"
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#include "shared/utils.h"
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#include "shared/pathcheck.h"
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#include "preview.h"
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namespace Models {
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struct FeedItem;
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};
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class MessageDelegate : public QStyledItemDelegate
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{
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Q_OBJECT
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public:
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MessageDelegate(QObject *parent = nullptr);
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~MessageDelegate();
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void paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const override;
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QSize sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const override;
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//void setModelData(QWidget * editor, QAbstractItemModel * model, const QModelIndex & index) const override;
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bool editorEvent(QEvent * event, QAbstractItemModel * model, const QStyleOptionViewItem & option, const QModelIndex & index) override;
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void endClearWidgets();
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void beginClearWidgets();
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void leftClick(const QPoint& point, const QModelIndex& index, const QRect& sizeHint) const;
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QString leftDoubleClick(const QPoint& point, const QModelIndex& index, const QRect& sizeHint);
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Shared::Hover hoverType(const QPoint& point, const QModelIndex& index, const QRect& sizeHint) const;
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QString mouseDrag(const QPoint& start, const QPoint& end, const QModelIndex& index, const QRect& sizeHint);
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QString clearSelection();
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static int avatarHeight;
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static int margin;
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signals:
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void buttonPushed(const QString& messageId) const;
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void invalidPath(const QString& messageId) const;
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void openLink(const QString& href) const;
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protected:
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int paintButton(QPushButton* btn, QPainter* painter, bool sentByMe, QStyleOptionViewItem& option) const;
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int paintBar(QProgressBar* bar, QPainter* painter, bool sentByMe, QStyleOptionViewItem& option) const;
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int paintPreview(const Models::FeedItem& data, QPainter* painter, QStyleOptionViewItem& option) const;
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int paintComment(const Models::FeedItem& data, QPainter* painter, QStyleOptionViewItem& option) const;
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int paintBody(const Models::FeedItem& data, QPainter* painter, QStyleOptionViewItem& option) const;
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void paintAvatar(const Models::FeedItem& data, const QModelIndex& index, const QStyleOptionViewItem& option, QPainter* painter) const;
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void paintBubble(const Models::FeedItem& data, QPainter* painter, const QStyleOptionViewItem& option) const;
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QPushButton* getButton(const Models::FeedItem& data) const;
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QProgressBar* getBar(const Models::FeedItem& data) const;
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QLabel* getStatusIcon(const Models::FeedItem& data) const;
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QLabel* getPencilIcon(const Models::FeedItem& data) const;
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void clearHelperWidget(const Models::FeedItem& data) const;
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bool needToDrawAvatar(const QModelIndex& index, const Models::FeedItem& data, const QStyleOptionViewItem& option) const;
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bool needToDrawSender(const QModelIndex& index, const Models::FeedItem& data) const;
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QRect getHoveredMessageBodyRect(const QModelIndex& index, const Models::FeedItem& data, const QRect& sizeHint) const;
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QString getAnchor(const QPoint& point, const QModelIndex& index, const QRect& sizeHint) const;
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protected slots:
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void onButtonPushed() const;
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private:
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static void initializeFonts();
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private:
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class FeedButton : public QPushButton {
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public:
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QString messageId;
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};
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static bool fontsInitialized;
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static QFont bodyFont;
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static QFont nickFont;
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static QFont dateFont;
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QTextDocument* bodyRenderer;
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static QFontMetrics nickMetrics;
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static QFontMetrics dateMetrics;
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int buttonHeight;
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int buttonWidth;
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int barHeight;
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std::map<QString, FeedButton*>* buttons;
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std::map<QString, QProgressBar*>* bars;
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std::map<QString, QLabel*>* statusIcons;
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std::map<QString, QLabel*>* pencilIcons;
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std::map<QString, Preview*>* previews;
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std::set<QString>* idsToKeep;
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bool clearingWidgets;
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QString currentId;
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std::pair<int, int> selection;
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};
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#endif // MESSAGEDELEGATE_H
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