aheze

/// based on https://github.com/xavierLowmiller/AppStorage
/// A property wrapper type that reflects a value from `UserDefaults` and
/// invalidates a view on a change in value in that user default.
@frozen @propertyWrapper public struct Saved<Value>: DynamicProperty {
    @ObservedObject private var _value: Storage<Value>
    let saveValue: (Value) -> Void
    let key: String
    var valueChanged: (() -> Void)?

    private init(value: Value, store: UserDefaults, key: String, transform: @escaping (Any?) -> Value?, saveValue: @escaping (Value) -> Void) {

aheze

//
//  ContentView.swift
//  Paywall
//
//  Created by A. Zheng (github.com/aheze) on 4/29/22.
//  Copyright © 2022 A. Zheng. All rights reserved.
//

import SwiftUI

aheze

Templates.Menu {
    Templates.MenuButton(title: "How do I make this button green?", systemImage: "questionmark.circle.fill") { print("Button 1 pressed") }
        .foregroundColor(.green)
    
    Templates.MenuButton(title: "Easy.", systemImage: "face.smiling") { print("Button 2 pressed") }
} label: { fade in
    Text("Present Menu!")
        .opacity(fade ? 0.5 : 1)
}

aheze

struct ContentView: View {
    @State var present = false
    
    var body: some View {
        Button("Present popover!") {
            present = true
        }
        .frameTag("Button")
        .popover(present: $present) {
            Text("Hi, I'm a popover.")

aheze

struct ContentView: View {
    @State var selection: String?

    var body: some View {
        HStack {
            Button("1st") { selection = "1" }
                .popover(selection: $selection, tag: "1") {
                    Text("1st Popover")
                        .padding()
                        .foregroundColor(.white)

aheze

/// https://github.com/aheze/Popovers/blob/main/Sources/Popover%2BLifecycle.swift#L130-L131
/// Use same ID so that SwiftUI animates the change.
newPopover.context.id = oldContext.id

aheze

Button("Present popover!") {
    present = true
}
.popover(
    present: $present,
    attributes: {
        $0.presentation.animation = .spring(response: 0.6, dampingFraction: 0.4, blendDuration: 1)
        $0.presentation.transition = .offset(x: 0, y: 30).combined(with: .opacity)
        $0.dismissal.transition = .offset(x: 0, y: 30).combined(with: .opacity)
        $0.rubberBandingMode = .yAxis

aheze

Button("Present popover!") {
    present = true
}
.padding()
.border(.green)
.popover(
    present: $present,
    attributes: {
        $0.position = .absolute(
            originAnchor: .top,

aheze

import Popovers
import SwiftUI

class ViewController: UIViewController {
    @IBOutlet weak var button: UIButton!
    @IBAction func buttonPressed(_ sender: Any) {
        var popover = Popover { PopoverView() }
        popover.attributes.sourceFrame = { [weak button] in
            button.windowFrame()
        }

aheze

import Popovers
import SwiftUI

struct ContentView: View {
    @State var present = false

    var body: some View {
        Button("Present popover!") {
            present = true
        }