Swift TableView implements the frozen pane function
- 2020-06-12 10:44:00
- OfStack
Today done with one example, Jane tableView Demo excel freeze panes functions: https: / / git oschina. net/sunflowrs/FreezePanes git
Initializes the Tableview implementation proxy
class BasicTableView:UITableView,UITableViewDelegate,UITableViewDataSource
When declaring variables, arrays and dictionaries are best set to known types to avoid trouble
var titleArr:Array<String> = []
var listArr:Array<Dictionary<String,String>> = []
Use the override keyword when overwriting superclass methods
override func awakeFromNib() {
super.awakeFromNib()
self.delegate = self
self.dataSource = self
self.separatorStyle = UITableViewCellSeparatorStyle.none
self.showsVerticalScrollIndicator = false
}
Note: to avoid the explosion of fame, 1 must realize the following two methods
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return titleArr.count
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
var identifierStr :String
if tableView.tag == 1001 {
identifierStr = "tableViewCell"
}else{
identifierStr = "tableViewCell2"
}
var cell:UITableViewCell = UITableViewCell.init()
if cell.isEqual(nil){
cell = UITableViewCell.init(style: UITableViewCellStyle.default, reuseIdentifier: identifierStr)
}
if indexPath.row%2 == 0{
cell.backgroundColor = #colorLiteral(red: 1.0, green: 1.0, blue: 1.0, alpha: 1.0)
}else{
cell.backgroundColor = #colorLiteral(red: 0.8039215803, green: 0.8039215803, blue: 0.8039215803, alpha: 1)
}
if tableView.tag == 1001 {
cell.textLabel!.text = String(describing: titleArr[ indexPath.row])
cell.textLabel?.textAlignment = NSTextAlignment.center
cell.textLabel?.font = UIFont.boldSystemFont(ofSize: 14)
if indexPath.row == 0 {
cell.textLabel?.textColor = UIColor (colorLiteralRed: 16/255.0, green: 86/255.0, blue: 186/255.0, alpha: 1.0)
}else{
cell.textLabel?.textColor = #colorLiteral(red: 0, green: 0, blue: 0, alpha: 1)
}
}else{
for (idx,value) in listArr.enumerated() {
let label:UILabel = UILabel.init(frame: CGRect(x:idx*60,y:0,width:60,height: Int(cell.frame.size.height)))
label.textAlignment = NSTextAlignment.center
label.font = UIFont.boldSystemFont(ofSize: 14.0)
if indexPath.row == 0 {
label.textColor = UIColor (colorLiteralRed: 16/255.0, green: 86/255.0, blue: 186/255.0, alpha: 1.0)
}else{
label.textColor = #colorLiteral(red: 0, green: 0, blue: 0, alpha: 1)
}
cell.contentView .addSubview(label)
if idx == listArr.count-1{
cell.frame = CGRect(x:cell.frame.origin.x,y:cell.frame.origin.y,width:label.frame.origin.x+label.frame.size.width,height:cell.frame.size.height)
}
switch (indexPath.row) {
case 0:
label.text = value["date"]! + " day "
case 1:
label.text = value["total"]
case 2:
label.text = value["projectCount"]
case 3:
label.text = value["visitrate"]
case 4:
label.text = value["abandonCount"]
case 5:
label.text = value["abandonrate"]
default:
label.text = ""
}
}
}
return cell;
}