Differential D8709 Diff 42904 kdevplatform/vcs/widgets/vcsannotationitemdelegate.h

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kdevplatform/vcs/widgets/vcsannotationitemdelegate.h

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		1		/* This file is part of KDevelop
		2		*
		3		* Copyright 2017-2018 Friedrich W. H. Kossebau <kossebau@kde.org>
		4		*
		5		* This program is free software; you can redistribute it and/or
		6		* modify it under the terms of the GNU General Public License
		7		* as published by the Free Software Foundation; either version 2
		8		* of the License, or (at your option) any later version.
		9		*
		10		* This program is distributed in the hope that it will be useful,
		11		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		12		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		13		* GNU General Public License for more details.
		14		*
		15		* You should have received a copy of the GNU General Public License
		16		* along with this program; if not, write to the Free Software
		17		* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
		18		* 02110-1301, USA.
		19		*/
		20
		21		#ifndef KDEVPLATFORM_VCSANNITATIONITEMDELEGATE_H
		22		#define KDEVPLATFORM_VCSANNITATIONITEMDELEGATE_H
		23
		24		// KDev
		25		#include <vcsrevision.h>
		26		// KF
		27		#include <KTextEditor/AbstractAnnotationItemDelegate>
		28		// Qt
		29		#include <QHash>
		30		#include <QBrush>
		31		#include <QPointer>
		32
		33		namespace KDevelop
		34		{
		35		class ActiveToolTip;
		36		class VcsAnnotationLine;
		37
		38		class VcsAnnotationItemDelegate : public KTextEditor::AbstractAnnotationItemDelegate
		39		{
		40		Q_OBJECT
		41
		42		public:
		43		VcsAnnotationItemDelegate(KTextEditor::View* view, KTextEditor::AnnotationModel* model, QObject* parent);
		44		~VcsAnnotationItemDelegate() override;
		45
		46		public: // AbstractAnnotationItemDelegate APO
		47		void paint(QPainter* painter, const KTextEditor::StyleOptionAnnotationItem& option,
		48		KTextEditor::AnnotationModel* model, int line) const override;
		49		QSize sizeHint(const KTextEditor::StyleOptionAnnotationItem& option,
		50		KTextEditor::AnnotationModel* model, int line) const override;
		51		bool helpEvent(QHelpEvent* event, KTextEditor::View* view,
		52		const KTextEditor::StyleOptionAnnotationItem& option,
		53		KTextEditor::AnnotationModel *model, int line) override;
		54		void hideTooltip(KTextEditor::View *view) override;
		55
		56		private:
		57		void renderBackground(QPainter* painter,
		58		const KTextEditor::StyleOptionAnnotationItem& option,
		59		const VcsAnnotationLine& annotationLine) const;
		60		void renderMessageAndAge(QPainter* painter,
		61		const KTextEditor::StyleOptionAnnotationItem& option,
		62		const QRect& messageRect, const QString& messageText,
		63		const QRect& ageRect, const QString& ageText) const;
		64		void renderAuthor(QPainter* painter,
		65		const KTextEditor::StyleOptionAnnotationItem& option,
		66		const QRect& authorRect, const QString& authorText) const;
		67		void renderHighlight(QPainter* painter,
		68		const KTextEditor::StyleOptionAnnotationItem& option) const;
		69		void doMessageLineLayout(const KTextEditor::StyleOptionAnnotationItem& option,
		70		QRect* messageRect, QRect* ageRect) const;
		71		void doAuthorLineLayout(const KTextEditor::StyleOptionAnnotationItem& option,
		72		QRect* authorRect) const;
		73
		74		protected: // QObject API
		75		bool eventFilter(QObject* object, QEvent* event) override;
		76
		77		private Q_SLOTS:
		78		void resetBackgrounds();
		79
		80		private:
		81		int widthHintFromViewWidth(int viewWidth) const;
		82
		83		private:
		84		KTextEditor::AnnotationModel* const m_model;
		85
		86		// TODO: make this configurable
		87		const int m_maxWidthViewPercent = 25;
		88
		89		QPointer<ActiveToolTip> m_tooltip;
		90		QString m_tooltippedAnnotationGroupId;
		91
		92		mutable QHash<VcsRevision, QBrush> m_backgrounds;
		93
		94		mutable int m_lastCharBasedWidthHint = 0;
		95		mutable int m_lastViewBasedWidthHint = 0;
		96		};
		97
		98		}
		99
		100		#endif