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// |
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// SidebarToggleToolbar.swift |
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// USB Meter |
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// |
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import SwiftUI |
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extension View {
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/// Adds a sidebar toggle button to the leading toolbar on Mac Catalyst. |
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/// No-op on other platforms. Apply to any top-level detail view reachable |
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/// from the sidebar so users can restore the sidebar if it was hidden. |
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func sidebarToggleToolbarItem() -> some View {
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#if targetEnvironment(macCatalyst) |
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return self.toolbar {
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ToolbarItem(placement: .navigationBarLeading) {
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Button {
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UIApplication.shared.sendAction( |
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Selector(("toggleSidebar:")),
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to: nil, from: nil, for: nil |
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) |
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} label: {
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Image(systemName: "sidebar.left") |
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} |
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.help("Show Sidebar")
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} |
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} |
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#else |
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return self |
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#endif |
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} |
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} |