swiftUI how to Hide window instead of closing it when click the close button on MacOS

Question

ChrisChouFreeManDev OP

Created May ’22

Replies 1

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swiftUI how to Hide window instead of closing it when click the close button on MacOS.

Answered by ChrisChouFreeManDev in 713646022

after all i find solution.

first AppDelegate implement NSWindowDelegate then catch you main window in applicationDidFinishLaunching, then point mainWindow.delegate = self

    func applicationDidFinishLaunching(_ notification: Notification) {
        mainWindow = NSApp.windows[0]
        mainWindow!.delegate = self
        setUpMacMenu()

    func windowShouldClose(_ sender: NSWindow) -> Bool {
        NSApp.hide(nil)
        return false
    }
    }```

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Answer 1

ChrisChouFreeManDev OP

May ’22

Accepted Answer

after all i find solution.

first AppDelegate implement NSWindowDelegate then catch you main window in applicationDidFinishLaunching, then point mainWindow.delegate = self

    func applicationDidFinishLaunching(_ notification: Notification) {
        mainWindow = NSApp.windows[0]
        mainWindow!.delegate = self
        setUpMacMenu()

    func windowShouldClose(_ sender: NSWindow) -> Bool {
        NSApp.hide(nil)
        return false
    }
    }```

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