136 lines
4.9 KiB
Objective-C
136 lines
4.9 KiB
Objective-C
/******************************************************************************
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* Copyright (c) 2007-2012 Transmission authors and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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#import "InfoTabButtonCell.h"
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#import "NSApplicationAdditions.h"
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@implementation InfoTabButtonCell
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- (void) awakeFromNib
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{
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NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];
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[nc addObserver: self selector: @selector(updateControlTint:)
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name: NSControlTintDidChangeNotification object: NSApp];
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fSelected = NO;
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//expects the icon to currently be set as the image
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fIcon = [self image];
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}
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- (void) dealloc
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{
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[[NSNotificationCenter defaultCenter] removeObserver: self];
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}
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- (void) setControlView: (NSView *) controlView
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{
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const BOOL hadControlView = [self controlView] != nil;
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[super setControlView: controlView];
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if (!hadControlView)
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{
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[(NSMatrix *)[self controlView] setToolTip: [self title] forCell: self];
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[self setSelectedTab: fSelected];
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}
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}
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- (void) setSelectedTab: (BOOL) selected
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{
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fSelected = selected;
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[self reloadAppearance];
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}
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- (void) reloadAppearance
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{
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if ([self controlView] == nil)
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return;
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NSInteger row, col;
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[(NSMatrix *)[self controlView] getRow: &row column: &col ofCell: self];
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NSRect tabRect = [(NSMatrix *)[self controlView] cellFrameAtRow: row column: col];
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tabRect.origin.x = 0.0;
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tabRect.origin.y = 0.0;
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NSImage * tabImage = [[NSImage alloc] initWithSize: tabRect.size];
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[tabImage lockFocus];
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NSGradient * gradient;
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if (fSelected)
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{
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NSColor * lightColor = [NSColor colorForControlTint: [NSColor currentControlTint]];
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NSColor * darkColor = [lightColor blendedColorWithFraction: 0.2 ofColor: [NSColor blackColor]];
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gradient = [[NSGradient alloc] initWithStartingColor: lightColor endingColor: darkColor];
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}
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else
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{
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if ([NSApp isDarkMode]) {
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NSColor * darkColor = [NSColor colorWithCalibratedRed: 60.0/255.0 green: 60.0/255.0 blue: 60.0/255.0 alpha: 1.0];
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NSColor * lightColor = [NSColor colorWithCalibratedRed: 90.0/255.0 green: 90.0/255.0 blue: 90.0/255.0 alpha: 1.0];
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gradient = [[NSGradient alloc] initWithStartingColor: lightColor endingColor: darkColor];
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} else {
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NSColor * lightColor = [NSColor colorWithCalibratedRed: 245.0/255.0 green: 245.0/255.0 blue: 245.0/255.0 alpha: 1.0];
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NSColor * darkColor = [NSColor colorWithCalibratedRed: 215.0/255.0 green: 215.0/255.0 blue: 215.0/255.0 alpha: 1.0];
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gradient = [[NSGradient alloc] initWithStartingColor: lightColor endingColor: darkColor];
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}
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}
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if (@available(macOS 10.14, *)) {
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[[NSColor separatorColor] set];
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} else {
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[[NSColor grayColor] set];
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}
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NSRectFill(NSMakeRect(0.0, 0.0, NSWidth(tabRect), 1.0));
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NSRectFill(NSMakeRect(0.0, NSHeight(tabRect) - 1.0, NSWidth(tabRect), 1.0));
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NSRectFill(NSMakeRect(NSWidth(tabRect) - 1.0, 1.0, NSWidth(tabRect) - 1.0, NSHeight(tabRect) - 2.0));
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tabRect = NSMakeRect(0.0, 1.0, NSWidth(tabRect) - 1.0, NSHeight(tabRect) - 2.0);
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[gradient drawInRect: tabRect angle: 270.0];
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if (fIcon)
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{
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const NSSize iconSize = [fIcon size];
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const NSRect iconRect = NSMakeRect(NSMinX(tabRect) + floor((NSWidth(tabRect) - iconSize.width) * 0.5),
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NSMinY(tabRect) + floor((NSHeight(tabRect) - iconSize.height) * 0.5),
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iconSize.width, iconSize.height);
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[fIcon drawInRect: iconRect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0];
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}
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[tabImage unlockFocus];
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[self setImage: tabImage];
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}
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- (void) updateControlTint: (NSNotification *) notification
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{
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if (fSelected)
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[self setSelectedTab: YES];
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}
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@end
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