Differential D26459 Diff 73730 plugins/windowsystem/windowshadow.cpp

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plugins/windowsystem/windowshadow.cpp

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		1		/*
		2		* Copyright 2020 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
		3		*
		4		* This program is free software; you can redistribute it and/or
		5		* modify it under the terms of the GNU General Public License as
		6		* published by the Free Software Foundation; either version 2 of
		7		* the License or (at your option) version 3 or any later version
		8		* accepted by the membership of KDE e.V. (or its successor approved
		9		* by the membership of KDE e.V.), which shall act as a proxy
		10		* defined in Section 14 of version 3 of the license.
		11		*
		12		* This program is distributed in the hope that it will be useful,
		13		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		14		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		15		* GNU General Public License for more details.
		16		*
		17		* You should have received a copy of the GNU General Public License
		18		* along with this program. If not, see <http://www.gnu.org/licenses/>.
		19		*/
		20
		21		#include "windowshadow.h"
		22
		23		#include <QVariant>
		24
		25		Q_DECLARE_METATYPE(QMargins)
		26
		27		namespace KWin
		28		{
		29
		30		bool WindowShadowTile::create()
		31		{
		32		return true;
		33		}
		34
		35		void WindowShadowTile::destroy()
		36		{
		37		}
		38
		39		bool WindowShadow::create()
		40		{
		41		// TODO: Perhaps we set way too many properties here. Alternatively we could put all shadow tiles
		42		// in one big image and attach it rather than 8 separate images.
		43		if (leftTile) {
		44		window->setProperty("kwin_shadow_left_tile", QVariant::fromValue(leftTile->image()));
		45		}
		46		if (topLeftTile) {
		47		window->setProperty("kwin_shadow_top_left_tile", QVariant::fromValue(topLeftTile->image()));
		48		}
		49		if (topTile) {
		50		window->setProperty("kwin_shadow_top_tile", QVariant::fromValue(topTile->image()));
		51		}
		52		if (topRightTile) {
		53		window->setProperty("kwin_shadow_top_right_tile", QVariant::fromValue(topRightTile->image()));
		54		}
		55		if (rightTile) {
		56		window->setProperty("kwin_shadow_right_tile", QVariant::fromValue(rightTile->image()));
		57		}
		58		if (bottomRightTile) {
		59		window->setProperty("kwin_shadow_bottom_right_tile", QVariant::fromValue(bottomRightTile->image()));
		60		}
		61		if (bottomTile) {
		62		window->setProperty("kwin_shadow_bottom_tile", QVariant::fromValue(bottomTile->image()));
		63		}
		64		if (bottomLeftTile) {
		65		window->setProperty("kwin_shadow_bottom_left_tile", QVariant::fromValue(bottomLeftTile->image()));
		66		}
		67		window->setProperty("kwin_shadow_padding", QVariant::fromValue(padding));
		68
		69		// Notice that the enabled property must be set last.
		70		window->setProperty("kwin_shadow_enabled", QVariant::fromValue(true));
		71
		72		return true;
		73		}
		74
		75		void WindowShadow::destroy()
		76		{
		77		// Attempting to uninstall the shadow after the decorated window has been destroyed. It's doomed.
		78		if (!window) {
		79		return;
		80		}
		81
		82		// Remove relevant shadow properties.
		83		window->setProperty("kwin_shadow_left_tile", {});
		84		window->setProperty("kwin_shadow_top_left_tile", {});
		85		window->setProperty("kwin_shadow_top_tile", {});
		86		window->setProperty("kwin_shadow_top_right_tile", {});
		87		window->setProperty("kwin_shadow_right_tile", {});
		88		window->setProperty("kwin_shadow_bottom_right_tile", {});
		89		window->setProperty("kwin_shadow_bottom_tile", {});
		90		window->setProperty("kwin_shadow_bottom_left_tile", {});
		91		window->setProperty("kwin_shadow_padding", {});
		92		window->setProperty("kwin_shadow_enabled", {});
		93		}
		94
		95		} // namespace KWin