59 lines
1.6 KiB
Swift
59 lines
1.6 KiB
Swift
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//
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// ProgressBar.swift
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// TermKitBackend
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//
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// Created by david-swift on 07.07.2024.
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//
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import TermKit
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/// A simple progress bar view.
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public struct ProgressBar: TermKitWidget {
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/// The current value.
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var value: Double
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/// The maximum value.
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var max: Double
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/// Initialize a progress bar.
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/// - Parameters:
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/// - value: The current value.
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/// - max: The maximum value.
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public init(value: Double, max: Double = 1) {
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self.value = value
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self.max = max
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}
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/// The view storage.
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/// - Parameters:
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/// - modifiers: Modify views before being updated.
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/// - type: The type of the app storage.
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public func container<Storage>(
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modifiers: [(any AnyView) -> any AnyView],
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type: Storage.Type
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) -> ViewStorage where Storage: AppStorage {
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let bar = TermKit.ProgressBar()
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bar.fraction = .init(value / max)
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return .init(bar)
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}
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/// Update the stored content.
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/// - Parameters:
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/// - storage: The storage to update.
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/// - modifiers: Modify views before being updated
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/// - updateProperties: Whether to update the view's properties.
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/// - type: The type of the app storage.
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public func update<Storage>(
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_ storage: ViewStorage,
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modifiers: [(any AnyView) -> any AnyView],
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updateProperties: Bool,
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type: Storage.Type
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) where Storage: AppStorage {
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guard let storage = storage.pointer as? TermKit.ProgressBar, updateProperties else {
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return
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}
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storage.fraction = .init(value / max)
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}
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}
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