Differential D23932 Diff 66466 src/BackendPlugins/XcbKWinScreenshotPlugin.h

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src/BackendPlugins/XcbKWinScreenshotPlugin.h

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		1		/* This file is part of Spectacle, the KDE screenshot utility
		2		* Copyright (C) 2019 Leon De Andrade <leondeandrade@hotmail.com>
		3		*
		4		* This program is free software; you can redistribute it and/or modify
		5		* it under the terms of the GNU Lesser General Public License as published by
		6		* the Free Software Foundation; either version 2 of the License, or
		7		* (at your option) any later version.
		8		*
		9		* This program is distributed in the hope that it will be useful,
		10		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		11		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		12		* GNU General Public License for more details.
		13		*
		14		* You should have received a copy of the GNU Lesser General Public License
		15		* along with this program; if not, write to the Free Software
		16		* Foundation, Inc., 51 Franklin Street, Fifth Floor,
		17		* Boston, MA 02110-1301, USA.
		18		*
		19		* SPDX-License-Identifier: LGPL-2.0-or-later
		20		*/
		21
		22		#ifndef XCB_KWIN_SCREENSHOT_PLUGIN_H
		23		#define XCB_KWIN_SCREENSHOT_PLUGIN_H
		24
		25		#include "BackendInterfaces/ScreenshotInterface.h"
		26
		27		#include <QAbstractNativeEventFilter>
		28		#include <QDBusInterface>
		29
		30		typedef uint32_t xcb_window_t;
		31		typedef uint32_t xcb_drawable_t;
		32
		33		class xcb_image_t;
		34
		35		class XcbKWinScreenshotPlugin : public ScreenshotInterface {
		36		Q_OBJECT
		37		Q_PLUGIN_METADATA(IID "org.kde.spectacle.XcbKWinScreenshotPlugin" FILE "XcbKWinScreenshotPlugin.json")
		38		Q_INTERFACES(ScreenshotInterface)
		39
		40		public:
		41		explicit XcbKWinScreenshotPlugin(QObject *parent = nullptr);
		42		virtual ~XcbKWinScreenshotPlugin();
		43
		44		//Meta Data
		45		virtual QString name() const override;
		46		virtual Platform platform() const override;
		47		virtual GrabModes supportedGrabModes() const override;
		48		virtual ShutterModes supportedShutterModes() const override;
		49
		50		virtual bool requirementsComplied() const override;
		51
		52		virtual void doGrab(ShutterMode shutterMode, GrabMode grabMode, bool includePointer, bool includeDecorations) override;
		53
		54		private Q_SLOTS:
		55		void doGrabNow(const GrabMode &grabMode, bool includePointer, bool includeDecorations);
		56		void doGrabOnClick(const GrabMode &grabMode, bool includePointer, bool includeDecorations);
		57
		58		void handleKWinScreenshotReply(quint64 theDrawable);
		59
		60		private:
		61		QRect getDrawableGeometry(xcb_drawable_t drawable);
		62		QPixmap getPixmapFromDrawable(xcb_drawable_t xcbDrawable, const QRect &rect);
		63		QPixmap convertFromNative(xcb_image_t *xcbImage);
		64
		65		void updateWindowTitle(xcb_window_t window);
		66
		67		void grabAllScreens(bool includePointer);
		68		void grabCurrentScreen(bool includePointer);
		69		void grabActiveWindow(bool includePointer, bool includeDecorations);
		70		void grabWindowUnderCursor(bool includePointer, bool includeDecorations);
		71
		72		void callDBus(const QString &method, const QList<QVariant> &args);
		73
		74		// On-click screenshot shutter support needs a native event filter in xcb
		75		class OnClickEventFilter;
		76		OnClickEventFilter *mNativeEventFilter;
		77		};
		78
		79		class XcbKWinScreenshotPlugin::OnClickEventFilter : public QAbstractNativeEventFilter {
		80
		81		public:
		82		OnClickEventFilter(XcbKWinScreenshotPlugin *platformPtr);
		83
		84		void setCaptureOptions(const GrabMode &grabMode, bool includePointer, bool includeDecorations);
		85		bool nativeEventFilter(const QByteArray &eventType, void message, long result) override;
		86
		87		private:
		88		XcbKWinScreenshotPlugin *mPlatformPtr;
		89		GrabMode mGrabMode { GrabMode::AllScreens };
		90		bool mIncludePointer { true };
		91		bool mIncludeDecorations { true };
		92		};
		93
		94		#endif //XCB_KWIN_SCREENSHOT_PLUGIN_H
		95		No newline at end of file