UITableViewDataSource：

public
 protocol UITableViewDataSource : NSObjectProtocol {

public
 
func tableView(tableView: UITableView, **numberOfRowsInSection** section: Int) -> Int

// Row display. Implementers should *always* try to reuse cells by setting each cell's reuseIdentifier and querying for available reusable cells with dequeueReusableCellWithIdentifier:
// Cell gets various attributes set automatically based on table (separators) and data source (accessory views, editing controls)

public
 func tableView(tableView: UITableView, **cellForRowAtIndexPath** indexPath: NSIndexPath) -> UITableViewCell

optional 
public
 func numberOfSectionsInTableView(tableView: UITableView) -> Int 

// Default is 1 if not implemented

optional 
public
 func tableView(tableView: UITableView, **titleForHeaderInSection** section: Int) -> String? 

// fixed font style. use custom view (UILabel) if you want something different

optional 
public
 func tableView(tableView: UITableView, **titleForFooterInSection** section: Int) -> String?

// Editing

// Individual rows can opt out of having the -editing property set for them. If not implemented, all rows are assumed to be editable.

optional 
public
 func tableView(tableView: UITableView, **canEditRowAtIndexPath** indexPath: NSIndexPath) -> Bool

// Moving/reordering

// Allows the reorder accessory view to optionally be shown for a particular row. By default, the reorder control will be shown only if the datasource implements -tableView:moveRowAtIndexPath:toIndexPath:

optional 
public
 func tableView(tableView: UITableView, **canMoveRowAtIndexPath** indexPath: NSIndexPath) -> Bool

// Index

optional 
public
 func **sectionIndexTitlesForTableView**(tableView: UITableView) -> [String]? 

 // return list of section titles to display in section index view (e.g. "ABCD...Z#")

optional 
public
 func tableView(tableView: UITableView, **sectionForSectionIndexTitle** title: String, atIndex index: Int) -> Int 

// tell table which section corresponds to section title/index (e.g. "B",1))

// Data manipulation - insert and delete support

// After a row has the minus or plus button invoked (based on the UITableViewCellEditingStyle for the cell), the dataSource must commit the change

// Not called for edit actions using UITableViewRowAction - the action's handler will be invoked instead

optional 
public
 func tableView(tableView: UITableView, **commitEditingStyle** editingStyle: UITableViewCellEditingStyle, forRowAtIndexPath indexPath: NSIndexPath)

// Data manipulation - reorder / moving support

optional 
public
 func tableView(tableView: UITableView, **moveRowAtIndexPath** sourceIndexPath: NSIndexPath, toIndexPath destinationIndexPath: NSIndexPath)

}

UITableViewDelegate:

public
 protocol UITableViewDelegate : NSObjectProtocol, UIScrollViewDelegate {

// Display customization

@available(iOS 2.0, *)

optional 
public
 func tableView(tableView: UITableView, **willDisplayCell** cell: UITableViewCell, forRowAtIndexPath indexPath: NSIndexPath)

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, **willDisplayHeaderView** view: UIView, forSection section: Int)

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, **willDisplayFooterView** view: UIView, forSection section: Int)

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, **didEndDisplayingCell** cell: UITableViewCell, forRowAtIndexPath indexPath: NSIndexPath)

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, **didEndDisplayingHeaderView** view: UIView, forSection section: Int)

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, **didEndDisplayingFooterView** view: UIView, forSection section: Int)

// Variable height support

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **heightForRowAtIndexPath **indexPath: NSIndexPath) -> CGFloat

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **heightForHeaderInSection **section: Int) -> CGFloat

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **heightForFooterInSection **section: Int) -> CGFloat

// Use the estimatedHeight methods to quickly calcuate guessed values which will allow for fast load times of the table.

// If these methods are implemented, the above -tableView:heightForXXX calls will be deferred until views are ready to be displayed, so more expensive logic can be placed there.

@available(iOS 7.0, *)
optional 
public
 func tableView(tableView: UITableView, **estimatedHeightForRowAtIndexPath** indexPath: NSIndexPath) -> CGFloat

@available(iOS 7.0, *)
optional 
public
 func tableView(tableView: UITableView, 
**estimatedHeightForHeaderInSection **
section: Int) -> CGFloat

@available(iOS 7.0, *)
optional 
public
 func tableView(tableView: UITableView, **estimatedHeightForFooterInSection **section: Int) -> CGFloat

// Section header & footer information. Views are preferred over title should you decide to provide both

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **viewForHeaderInSection **section: Int) -> UIView? 
// custom view for header. will be adjusted to default or specified header height

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **viewForFooterInSection **section: Int) -> UIView? 
// custom view for footer. will be adjusted to default or specified footer height

// Accessories (disclosures). 

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **accessoryButtonTappedForRowWithIndexPath **indexPath: NSIndexPath)

// Selection

// -tableView:shouldHighlightRowAtIndexPath: is called when a touch comes down on a row. 

// Returning NO to that message halts the selection process and does not cause the currently selected row to lose its selected look while the touch is down.

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, **shouldHighlightRowAtIndexPath **indexPath: NSIndexPath) -> Bool

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, **didHighlightRowAtIndexPath **indexPath: NSIndexPath)

@available(iOS 6.0, *)
optional 
public
 func tableView(tableView: UITableView, 
**didUnhighlightRowAtIndexPath **
indexPath: NSIndexPath)

// Called before the user changes the selection. Return a new indexPath, or nil, to change the proposed selection.

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **willSelectRowAtIndexPath **indexPath: NSIndexPath) -> NSIndexPath?

@available(iOS 3.0, *)
optional 
public
 func tableView(tableView: UITableView, **willDeselectRowAtIndexPath **indexPath: NSIndexPath) -> NSIndexPath?

// Called after the user changes the selection.

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **didSelectRowAtIndexPath **indexPath: NSIndexPath)

@available(iOS 3.0, *)
optional 
public
 func tableView(tableView: UITableView, **didDeselectRowAtIndexPath **indexPath: NSIndexPath)

// Editing

// Allows customization of the editingStyle for a particular cell located at 'indexPath'. If not implemented, all editable cells will have UITableViewCellEditingStyleDelete set for them when the table has editing property set to YES.

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **editingStyleForRowAtIndexPath **indexPath: NSIndexPath) -> UITableViewCellEditingStyle

@available(iOS 3.0, *)
optional 
public
 func tableView(tableView: UITableView, 
**titleForDeleteConfirmationButtonForRowAtIndexPath **
indexPath: NSIndexPath) -> String?

@available(iOS 8.0, *)
optional 
public
 func tableView(tableView: UITableView, **editActionsForRowAtIndexPath **indexPath: NSIndexPath) -> [UITableViewRowAction]? 
// supercedes -tableView:titleForDeleteConfirmationButtonForRowAtIndexPath: if return value is non-nil

// Controls whether the background is indented while editing.  If not implemented, the default is YES.  This is unrelated to the indentation level below.  This method only applies to grouped style table views.

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **shouldIndentWhileEditingRowAtIndexPath **indexPath: NSIndexPath) -> Bool

// The willBegin/didEnd methods are called whenever the 'editing' property is automatically changed by the table (allowing insert/delete/move). This is done by a swipe activating a single row

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **willBeginEditingRowAtIndexPath **indexPath: NSIndexPath)

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **didEndEditingRowAtIndexPath **indexPath: NSIndexPath)

// Moving/reordering

// Allows customization of the target row for a particular row as it is being moved/reordered

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **targetIndexPathForMoveFromRowAtIndexPath **sourceIndexPath: NSIndexPath, toProposedIndexPath proposedDestinationIndexPath: NSIndexPath) -> NSIndexPath

// Indentation

@available(iOS 2.0, *)
optional 
public
 func tableView(tableView: UITableView, **indentationLevelForRowAtIndexPath **indexPath: NSIndexPath) -> Int 
// return 'depth' of row for hierarchies
// Copy/Paste.  All three methods must be implemented by the delegate.

@available(iOS 5.0, *)
optional 
public
 func tableView(tableView: UITableView, **shouldShowMenuForRowAtIndexPath **indexPath: NSIndexPath) -> Bool

@available(iOS 5.0, *)
optional 
public
 func tableView(tableView: UITableView, canPerformAction action: Selector, **forRowAtIndexPath **indexPath: NSIndexPath, withSender sender: AnyObject?) -> Bool

@available(iOS 5.0, *)
optional 
public
 func tableView(tableView: UITableView, performAction action: Selector, **forRowAtIndexPath **indexPath: NSIndexPath, withSender sender: AnyObject?)

// Focus

@available(iOS 9.0, *)
optional 
public
 func tableView(tableView: UITableView, **canFocusRowAtIndexPath **indexPath: NSIndexPath) -> Bool

@available(iOS 9.0, *)
optional 
public
 func tableView(tableView: UITableView, **shouldUpdateFocusInContext **context: UITableViewFocusUpdateContext) -> Bool

@available(iOS 9.0, *)
optional 
public
 func tableView(tableView: UITableView, **didUpdateFocusInContext **context: UITableViewFocusUpdateContext, withAnimationCoordinator coordinator: UIFocusAnimationCoordinator)

@available(iOS 9.0, *)
optional 
public
 func **indexPathForPreferredFocusedViewInTableView**(tableView: UITableView) -> NSIndexPath?
}