Files
OpenStats/Packages/OpenStatsKit/Sources/OpenStatsUI/AppKit/MainWindowController.swift
T

94 lines
4.0 KiB
Swift

import AppKit
import SwiftUI
/// 主窗口。打开时应用出现在程序坞与 ⌘Tab 中,关闭后回到仅菜单栏运行
@MainActor
final class MainWindowController: NSObject, NSWindowDelegate {
private let model: AppModel
private var window: NSWindow?
var onVisibilityChange: ((Bool) -> Void)?
init(model: AppModel) {
self.model = model
super.init()
}
var isVisible: Bool { window?.isVisible == true }
func show(tab: PanelTab?) {
if let tab { model.settings.panelTab = tab }
let window = self.window ?? makeWindow()
self.window = window
if !window.isVisible {
window.setFrame(initialFrame(for: window), display: false)
}
NSApp.activate()
window.makeKeyAndOrderFront(nil)
model.isMainWindowVisible = true
onVisibilityChange?(true)
}
private func makeWindow() -> NSWindow {
let width = DS.Size.settingsSidebar + DS.Size.panelWidth
let window = NSWindow(contentRect: NSRect(x: 0, y: 0, width: DS.Size.settingsSidebar + DS.Size.windowDefaultContentWidth,
height: DS.Size.panelMinHeight * 2),
styleMask: [.titled, .closable, .miniaturizable, .resizable, .fullSizeContentView],
backing: .buffered,
defer: false)
window.title = "OpenStats"
WindowChrome.apply(to: window)
window.isReleasedWhenClosed = false
window.delegate = self
window.contentMinSize = NSSize(width: width, height: DS.Size.panelMinHeight * 1.5)
// 默认尺寸调大后换一个保存名,旧的小窗口尺寸不再沿用
window.setFrameAutosaveName("OpenStatsMainWindow.v2")
window.contentView = NSHostingView(rootView: MainWindowView().environment(model))
return window
}
/// 首次打开时按仪表盘内容高度确定窗口大小,之后沿用用户调整过的尺寸
private func initialFrame(for window: NSWindow) -> NSRect {
let visible = (window.screen ?? NSScreen.main)?.visibleFrame ?? .zero
if window.frame.height > DS.Size.panelMinHeight * 2, visible.intersects(window.frame) {
return window.frame
}
let measuring = NSHostingView(rootView: MainWindowView().environment(model).environment(\.isSnapshot, true))
let height = min(measuring.fittingSize.height, visible.height - DS.Space.s12)
// 至少 720pt 高(屏幕放得下时),页面较短也不会开成一个小窗口
let size = NSSize(width: min(window.frame.width, visible.width - DS.Space.s12),
height: min(max(height, DS.Size.settingsDefaultSize.height), visible.height - DS.Space.s12))
return NSRect(x: visible.midX - size.width / 2, y: visible.midY - size.height / 2,
width: size.width, height: size.height)
}
func windowWillClose(_ notification: Notification) {
model.isMainWindowVisible = false
onVisibilityChange?(false)
}
func windowDidMiniaturize(_ notification: Notification) {
model.isMainWindowVisible = false
}
func windowDidDeminiaturize(_ notification: Notification) {
model.isMainWindowVisible = true
}
}
/// OpenStats 窗口的统一外观:透明标题栏,内容铺满整个窗口,底色与页面一致
@MainActor
enum WindowChrome {
static func apply(to window: NSWindow) {
window.styleMask.insert(.fullSizeContentView)
window.titleVisibility = .hidden
window.titlebarAppearsTransparent = true
window.titlebarSeparatorStyle = .none
window.backgroundColor = .dsBackground
// 空的紧凑工具栏让标题栏与顶栏同高(40pt),红绿灯按钮与页面标题对齐
let toolbar = NSToolbar(identifier: "OpenStats.\(window.title)")
toolbar.showsBaselineSeparator = false
window.toolbar = toolbar
window.toolbarStyle = .unifiedCompact
}
}