Differential D4103 Diff 10100 containments/desktop/package/contents/ui/FolderViewDropArea.qml

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containments/desktop/package/contents/ui/FolderViewDropArea.qml

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		1		/***************************************************************************
		2		* Copyright (C) 2014-2017 by Eike Hein <hein@kde.org> *
		3		* *
		4		* This program is free software; you can redistribute it and/or modify *
		5		* it under the terms of the GNU 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 General Public License *
		15		* along with this program; if not, write to the *
		16		* Free Software Foundation, Inc., *
		17		* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
		18		***************************************************************************/
		19
		20		import QtQuick 2.4
		21
		22		import org.kde.draganddrop 2.0 as DragDrop
		23
		24		DragDrop.DropArea {
		25		id: dropArea
		26
		27		property Item folderView: null
		28
		29		function handleDragMove(folderView, event) {
		30		// Trigger autoscroll.
		31		folderView.scrollLeft = (event.x < (units.largeSpacing * 3));
		32		folderView.scrollRight = (event.x > width - (units.largeSpacing * 3));
		33		folderView.scrollUp = (event.y < (units.largeSpacing * 3));
		34		folderView.scrollDown = (event.y > height - (units.largeSpacing * 3));
		35
		36		// Set hovered item.
		37		folderView.hoveredItem = folderView.itemAt(event.x, event.y);
		38		}
		39
		40		function handleDragEnd(folderView) {
		41		// Cancel autoscroll.
		42		folderView.scrollLeft = false;
		43		folderView.scrollRight = false;
		44		folderView.scrollUp = false;
		45		folderView.scrollDown = false;
		46
		47		// Unset hovered item.
		48		if (folderView.hoveredItem && !folderView.hoveredItem.popupDialog) {
		49		folderView.hoveredItem = null;
		50		}
		51		}
		52
		53		onDragMove: {
		54		// TODO: We should reject drag moves onto file items that don't accept drops
		55		// (cf. QAbstractItemModel::flags() here, but DeclarativeDropArea currently
		56		// is currently incapable of rejecting drag events.
		57
		58		if (folderView) {
		59		handleDragMove(folderView, event);
		60		}
		61		}
		62
		63		onDragLeave: {
		64		if (folderView) {
		65		handleDragEnd(folderView);
		66		}
		67		}
		68
		69		onDrop: {
		70		if (folderView) {
		71		handleDragEnd(folderView);
		72
		73		folderView.drop(folderView, event, mapToItem(folderView, event.x, event.y));
		74		}
		75		}
		76		}