FSCalendar/Example-Swift/FSCalendarSwiftExample/FSCalendarScopeViewControll...

136 lines
4.6 KiB
Swift

//
// FSCalendarScopeViewController.swift
// FSCalendarSwiftExample
//
// Created by dingwenchao on 30/12/2016.
// Copyright © 2016 wenchao. All rights reserved.
//
import UIKit
class FSCalendarScopeExampleViewController: UIViewController, UITableViewDataSource, UITableViewDelegate, FSCalendarDataSource, FSCalendarDelegate, UIGestureRecognizerDelegate {
@IBOutlet weak var tableView: UITableView!
@IBOutlet weak var calendar: FSCalendar!
@IBOutlet weak var animationSwitch: UISwitch!
@IBOutlet weak var calendarHeightConstraint: NSLayoutConstraint!
fileprivate lazy var dateFormatter: DateFormatter = {
let formatter = DateFormatter()
formatter.dateFormat = "yyyy/MM/dd"
return formatter
}()
fileprivate lazy var scopeGesture: UIPanGestureRecognizer = {
[unowned self] in
let panGesture = UIPanGestureRecognizer(target: self.calendar, action: #selector(self.calendar.handleScopeGesture(_:)))
panGesture.delegate = self
panGesture.minimumNumberOfTouches = 1
panGesture.maximumNumberOfTouches = 2
return panGesture
}()
override func viewDidLoad() {
super.viewDidLoad()
if UIDevice.current.model.hasPrefix("iPad") {
self.calendarHeightConstraint.constant = 400
}
self.calendar.select(Date())
self.view.addGestureRecognizer(self.scopeGesture)
self.tableView.panGestureRecognizer.require(toFail: self.scopeGesture)
self.calendar.scope = .week
// For UITest
self.calendar.accessibilityIdentifier = "calendar"
}
deinit {
print("\(#function)")
}
// MARK:- UIGestureRecognizerDelegate
func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
let shouldBegin = self.tableView.contentOffset.y <= -self.tableView.contentInset.top
if shouldBegin {
let velocity = self.scopeGesture.velocity(in: self.view)
switch self.calendar.scope {
case .month:
return velocity.y < 0
case .week:
return velocity.y > 0
}
}
return shouldBegin
}
func calendar(_ calendar: FSCalendar, boundingRectWillChange bounds: CGRect, animated: Bool) {
self.calendarHeightConstraint.constant = bounds.height
self.view.layoutIfNeeded()
}
func calendar(_ calendar: FSCalendar, didSelect date: Date, at monthPosition: FSCalendarMonthPosition) {
print("did select date \(self.dateFormatter.string(from: date))")
let selectedDates = calendar.selectedDates.map({self.dateFormatter.string(from: $0)})
print("selected dates is \(selectedDates)")
if monthPosition == .next || monthPosition == .previous {
calendar.setCurrentPage(date, animated: true)
}
}
func calendarCurrentPageDidChange(_ calendar: FSCalendar) {
print("\(self.dateFormatter.string(from: calendar.currentPage))")
}
// MARK:- UITableViewDataSource
func numberOfSections(in tableView: UITableView) -> Int {
return 2
}
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return [2,20][section]
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
if indexPath.section == 0 {
let identifier = ["cell_month", "cell_week"][indexPath.row]
let cell = tableView.dequeueReusableCell(withIdentifier: identifier)!
return cell
} else {
let cell = tableView.dequeueReusableCell(withIdentifier: "cell")!
return cell
}
}
// MARK:- UITableViewDelegate
func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
tableView.deselectRow(at: indexPath, animated: true)
if indexPath.section == 0 {
let scope: FSCalendarScope = (indexPath.row == 0) ? .month : .week
self.calendar.setScope(scope, animated: self.animationSwitch.isOn)
}
}
func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
return 10
}
// MARK:- Target actions
@IBAction func toggleClicked(sender: AnyObject) {
if self.calendar.scope == .month {
self.calendar.setScope(.week, animated: self.animationSwitch.isOn)
} else {
self.calendar.setScope(.month, animated: self.animationSwitch.isOn)
}
}
}