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/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
import Cocoa
class TitleBar: NSVisualEffectView {
weak var cocoaCB: CocoaCB! = nil
var mpv: MPVHelper! {
get { return cocoaCB == nil ? nil : cocoaCB.mpv }
}
var systemBar: NSView {
get { return (cocoaCB.window.standardWindowButton(.closeButton)?.superview)! }
}
static var height: CGFloat {
get { return NSWindow.frameRect(forContentRect: CGRect.zero, styleMask: .titled).size.height }
}
var buttons: [NSButton] {
get { return ([.closeButton, .miniaturizeButton, .zoomButton] as [NSWindowButton]).flatMap { cocoaCB.window.standardWindowButton($0) } }
}
convenience init(frame: NSRect, window: NSWindow, cocoaCB ccb: CocoaCB) {
let f = NSMakeRect(0, frame.size.height - TitleBar.height,
frame.size.width, TitleBar.height)
self.init(frame: f)
cocoaCB = ccb
alphaValue = 0
blendingMode = .withinWindow
autoresizingMask = [.viewWidthSizable, .viewMinYMargin]
systemBar.alphaValue = 0
window.contentView!.addSubview(self, positioned: .above, relativeTo: nil)
window.titlebarAppearsTransparent = true
window.styleMask.insert(.fullSizeContentView)
setStyle(Int(mpv.macOpts!.macos_title_bar_style))
}
// catch these events so they are not propagated to the underlying view
override func mouseDown(with event: NSEvent) { }
override func mouseUp(with event: NSEvent) {
if event.clickCount > 1 {
let def = UserDefaults.standard
var action = def.string(forKey: "AppleActionOnDoubleClick")
// macOS 10.10 and earlier
if action == nil {
action = def.bool(forKey: "AppleMiniaturizeOnDoubleClick") == true ?
"Minimize" : "Maximize"
}
if action == "Minimize" {
cocoaCB.window.miniaturize(self)
} else if action == "Maximize" {
cocoaCB.window.zoom(self)
}
}
}
func setStyle(_ style: Any) {
var effect: String
if style is Int {
switch style as! Int {
case 4:
effect = "auto"
case 3:
effect = "mediumlight"
case 2:
effect = "light"
case 1:
effect = "ultradark"
case 0: fallthrough
default:
effect = "dark"
}
} else {
effect = style as! String
}
if effect == "auto" {
let systemStyle = UserDefaults.standard.string(forKey: "AppleInterfaceStyle")
effect = systemStyle == nil ? "mediumlight" : "ultradark"
}
switch effect {
case "mediumlight":
cocoaCB.window.appearance = NSAppearance(named: NSAppearanceNameVibrantLight)
material = .titlebar
state = .followsWindowActiveState
case "light":
cocoaCB.window.appearance = NSAppearance(named: NSAppearanceNameVibrantLight)
material = .light
state = .active
case "ultradark":
cocoaCB.window.appearance = NSAppearance(named: NSAppearanceNameVibrantDark)
material = .titlebar
state = .followsWindowActiveState
case "dark": fallthrough
default:
cocoaCB.window.appearance = NSAppearance(named: NSAppearanceNameVibrantDark)
material = .dark
state = .active
}
}
func show() {
if (!cocoaCB.window.border && !cocoaCB.window.isInFullscreen) { return }
let loc = cocoaCB.view.convert(cocoaCB.window.mouseLocationOutsideOfEventStream, from: nil)
buttons.forEach { $0.isHidden = false }
NSAnimationContext.runAnimationGroup({ (context) -> Void in
context.duration = 0.20
systemBar.animator().alphaValue = 1
if !cocoaCB.window.isInFullscreen && !cocoaCB.window.isAnimating {
animator().alphaValue = 1
isHidden = false
}
}, completionHandler: nil )
if loc.y > TitleBar.height {
hideDelayed()
} else {
NSObject.cancelPreviousPerformRequests(withTarget: self, selector: #selector(hide), object: nil)
}
}
func hide() {
if cocoaCB.window.isInFullscreen && !cocoaCB.window.isAnimating {
alphaValue = 0
isHidden = true
return
}
NSAnimationContext.runAnimationGroup({ (context) -> Void in
context.duration = 0.20
systemBar.animator().alphaValue = 0
animator().alphaValue = 0
}, completionHandler: {
self.buttons.forEach { $0.isHidden = true }
self.isHidden = true
})
}
func hideDelayed() {
NSObject.cancelPreviousPerformRequests(withTarget: self,
selector: #selector(hide),
object: nil)
perform(#selector(hide), with: nil, afterDelay: 0.5)
}
}
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