103 lines
4.6 KiB
Swift
103 lines
4.6 KiB
Swift
// NavButtonBarExampleViewController.swift
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// XLPagerTabStrip ( https://github.com/xmartlabs/XLPagerTabStrip )
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//
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// Copyright (c) 2017 Xmartlabs ( http://xmartlabs.com )
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import Foundation
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import XLPagerTabStrip
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class NavButtonBarExampleViewController: ButtonBarPagerTabStripViewController {
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var isReload = false
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override func viewDidLoad() {
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// set up style before super view did load is executed
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settings.style.buttonBarBackgroundColor = .clear
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settings.style.selectedBarBackgroundColor = .orange
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//-
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super.viewDidLoad()
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buttonBarView.removeFromSuperview()
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navigationController?.navigationBar.addSubview(buttonBarView)
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changeCurrentIndexProgressive = { (oldCell: ButtonBarViewCell?, newCell: ButtonBarViewCell?, progressPercentage: CGFloat, changeCurrentIndex: Bool, animated: Bool) -> Void in
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guard changeCurrentIndex == true else { return }
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oldCell?.label.textColor = UIColor(white: 1, alpha: 0.6)
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newCell?.label.textColor = .white
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if animated {
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UIView.animate(withDuration: 0.1, animations: { () -> Void in
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newCell?.transform = CGAffineTransform(scaleX: 1.0, y: 1.0)
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oldCell?.transform = CGAffineTransform(scaleX: 0.8, y: 0.8)
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})
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} else {
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newCell?.transform = CGAffineTransform(scaleX: 1.0, y: 1.0)
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oldCell?.transform = CGAffineTransform(scaleX: 0.8, y: 0.8)
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}
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}
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}
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// MARK: - PagerTabStripDataSource
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override func viewControllers(for pagerTabStripController: PagerTabStripViewController) -> [UIViewController] {
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let child_1 = TableChildExampleViewController(style: .plain, itemInfo: "Table View")
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let child_2 = ChildExampleViewController(itemInfo: "View")
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let child_3 = TableChildExampleViewController(style: .grouped, itemInfo: "Table View 2")
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let child_4 = ChildExampleViewController(itemInfo: "View 1")
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let child_5 = TableChildExampleViewController(style: .plain, itemInfo: "Table View 3")
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let child_6 = ChildExampleViewController(itemInfo: "View 2")
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let child_7 = TableChildExampleViewController(style: .grouped, itemInfo: "Table View 4")
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let child_8 = ChildExampleViewController(itemInfo: "View 3")
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guard isReload else {
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return [child_1, child_2, child_3, child_4, child_5, child_6, child_7, child_8]
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}
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var childViewControllers = [child_1, child_2, child_3, child_4, child_5, child_6, child_7, child_8]
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for index in childViewControllers.indices {
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let nElements = childViewControllers.count - index
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let n = (Int(arc4random()) % nElements) + index
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if n != index {
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childViewControllers.swapAt(index, n)
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}
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}
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let nItems = 1 + (arc4random() % 8)
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return Array(childViewControllers.prefix(Int(nItems)))
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}
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override func reloadPagerTabStripView() {
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isReload = true
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if arc4random() % 2 == 0 {
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pagerBehaviour = .progressive(skipIntermediateViewControllers: arc4random() % 2 == 0, elasticIndicatorLimit: arc4random() % 2 == 0 )
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} else {
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pagerBehaviour = .common(skipIntermediateViewControllers: arc4random() % 2 == 0)
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}
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super.reloadPagerTabStripView()
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}
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override func configureCell(_ cell: ButtonBarViewCell, indicatorInfo: IndicatorInfo) {
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super.configureCell(cell, indicatorInfo: indicatorInfo)
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cell.backgroundColor = .clear
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}
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}
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