1// Copyright (c) 2010 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "chrome/browser/ui/cocoa/extensions/chevron_menu_button_cell.h" 6 7namespace { 8 9// Width of the divider. 10const CGFloat kDividerWidth = 1.0; 11 12// Vertical inset from edge of cell to divider start. 13const CGFloat kDividerInset = 3.0; 14 15// Grayscale for the center of the divider. 16const CGFloat kDividerGrayscale = 0.5; 17 18} // namespace 19 20@implementation ChevronMenuButtonCell 21 22- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView*)controlView { 23 [super drawWithFrame:cellFrame inView:controlView]; 24 25 if ([self isMouseInside]) 26 return; 27 28 NSColor* middleColor = 29 [NSColor colorWithCalibratedWhite:kDividerGrayscale alpha:1.0]; 30 NSColor* endPointColor = [middleColor colorWithAlphaComponent:0.0]; 31 32 // Blend from background to |kDividerGrayscale| and back to 33 // background. 34 scoped_nsobject<NSGradient> borderGradient([[NSGradient alloc] 35 initWithColorsAndLocations:endPointColor, (CGFloat)0.0, 36 middleColor, (CGFloat)0.5, 37 endPointColor, (CGFloat)1.0, 38 nil]); 39 40 NSRect edgeRect, remainder; 41 NSDivideRect(cellFrame, &edgeRect, &remainder, kDividerWidth, NSMaxXEdge); 42 edgeRect = NSInsetRect(edgeRect, 0.0, kDividerInset); 43 44 [borderGradient drawInRect:edgeRect angle:90.0]; 45} 46 47@end 48