iOS notes

CustomTableViewCell.swift

//
//  PhotoTableViewCell.swift
//  codepath_wk1e1
//
//  Created by Victor Liew on 5/3/15.
//  Copyright (c) 2015 alcedo. All rights reserved.
//

import UIKit

class PhotoTableViewCell: UITableViewCell {
    
    var imageHolder: UIImageView?

    required init(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    override init(style: UITableViewCellStyle, reuseIdentifier: String?) {
        super.init(style: style, reuseIdentifier: reuseIdentifier)
        
        
        if let url = NSURL(string: "http://www.apple.com/euro/ios/ios8/a/generic/images/og.png") {
            if let data = NSData(contentsOfURL: url) {
                self.imageHolder = UIImageView(image: UIImage(data: data))
                self.imageHolder?.contentMode = UIViewContentMode.ScaleAspectFit
            }
        }
        
        self.contentView.addSubview(self.imageHolder!)
        
        self.imageHolder?.snp_makeConstraints{ (make) -> Void in
            make.height.equalTo(300)
            make.width.equalTo(300)
            make.centerX.equalTo(self.contentView.snp_centerX)
            return
        }
    }

    override func setSelected(selected: Bool, animated: Bool) {
        super.setSelected(selected, animated: animated)

        // Configure the view for the selected state
    }

}

PhotosViewController.swift

//
//  ViewController.swift
//  codepath_wk1e1
//
//  Created by Victor Liew on 5/2/15.
//  Copyright (c) 2015 alcedo. All rights reserved.
// preview: http://cl.ly/image/1n0X26353p1T 



import UIKit
import Snap
import SwiftyJSON

//http://stackoverflow.com/questions/5714528/difference-between-uitableviewdelegate-and-uitableviewdatasource
class PhotosViewController: UIViewController, UITableViewDataSource {

    let instagram = InstagramModel()
    var mediaArray: JSON?
    var tableView: UITableView?
    
    override func loadView() {
        super.loadView()
        self.view.backgroundColor = UIColor.whiteColor()
        self.setupViewStructure()
        self.setupConstrain()
    }
    
    // MARK: - UI View Creations Goes Here
    func setupViewStructure() {
        self.tableView = UITableView(frame: CGRectMake(0, 0, 300, 300), style: .Grouped)
        if let tv = self.tableView {
            self.view.addSubview(tv)
            tv.snp_makeConstraints { (make) -> Void in
                make.top.equalTo(self.view.snp_top)
                make.height.equalTo(self.view.snp_height)
                make.width.equalTo(self.view.snp_width)
                return
            }
            tv.dataSource = self;
        }
    }
    
    // MARK: - Constraints
    func setupConstrain() {
        
    }
    
    // MARK: - TableView data source 
    func tableView(tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return 4
    }
    
    func numberOfSectionsInTableView(tableView: UITableView) -> Int {
        return 2
    }
    
    func tableView(tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
        return "Header"
    }
    
    func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
        let cellIdentifier = "instagram_photo_cell_identifier"
        var cell = self.tableView?.dequeueReusableCellWithIdentifier(cellIdentifier) as UITableViewCell?
        
        if(cell == nil) {
            cell = UITableViewCell(style: UITableViewCellStyle.Default, reuseIdentifier: cellIdentifier)
            cell!.textLabel?.text = "Row: \(indexPath.row) Section: \(indexPath.section)"
            
        }
        
        return cell!;
        
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        instagram.getPopular({ data in
            self.mediaArray = JSON(data!)
        })
        
        // Do any additional setup after loading the view, typically from a nib.
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }


}

uiscrollView.objective-c

// NOTE: just set contentSize to be smaller than its width / height and u will get a scroll view
        scrollview=[[UIScrollView alloc]initWithFrame:CGRectMake(0,0,320,480)]; 
        scrollview.showsVerticalScrollIndicator=YES;
        scrollview.scrollEnabled=YES;
        scrollview.userInteractionEnabled=YES;
        [self.view addSubview:scrollview];
        scrollview.contentSize = CGSizeMake(width,height);

UISearchBar notes

// Search bar
searchBar = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, 320, 44)];
searchBar.delegate = self;
searchBar.tintColor = cell_end_color;
self.tableView.tableHeaderView = searchBar;
    
searchDisplayController = [[UISearchDisplayController alloc] initWithSearchBar:searchBar contentsController:self];
searchDisplayController.delegate = self;
searchDisplayController.searchResultsDataSource = self;
searchDisplayController.searchResultsDelegate = self;

//http://stackoverflow.com/questions/18980955/uisearchdisplaycontroller-displayssearchbarinnavigationbar-positions-the-search
// http://shrikar.com/swift-ios-tutorial-uisearchbar-and-uisearchbardelegate/

~iOS Notes.swift

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