/* * Copyright (C) 2015-2016 Savoir-faire Linux Inc. * Author: Alexandre Lision * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #import "ContextualTableCellView.h" @interface ContextualTableCellView() @property NSTrackingArea *trackingArea; @end @implementation ContextualTableCellView - (void)updateTrackingAreas { [super updateTrackingAreas]; [self ensureTrackingArea]; if (![[self trackingAreas] containsObject:_trackingArea]) { [self addTrackingArea:_trackingArea]; } } - (void)ensureTrackingArea { if (_trackingArea == nil) { _trackingArea = [[NSTrackingArea alloc] initWithRect:NSZeroRect options:NSTrackingInVisibleRect | NSTrackingActiveAlways | NSTrackingMouseEnteredAndExited owner:self userInfo:nil]; } } - (void)prepareForReuse { for (NSView* item in self.contextualsControls) { [item setHidden:YES]; } } - (void)mouseEntered:(NSEvent *)theEvent { if (self.activeState) return; for (NSView* item in self.contextualsControls) { [item setHidden:NO]; } } - (void)mouseExited:(NSEvent *)theEvent { for (NSView* item in self.contextualsControls) { [item setHidden:YES]; } } @end