1. Chapter 6
Bit Academy

3. •
• MVC
•
•

4. plain tableview grouped tableview
- section
section header
section footer .
- row

5. TableviewCell
row tableViewCell . 4 .
image is allowed image is not allowed image is not allowed
image is allowed
subtitle subtitle right aligned main title is in blue
subtitle left aligned

6. • UITableViewController Class :
UITableViewDelegate & UITableViewDataSource
, , TableView
.
• UITableView Class :
• UITableViewCell Class : row

7. Cell Object
disclosure indicators, detail disclosure controls, control objects such as sliders or
switches, and custom views
, (reordering)
.

8. Accessary View
Disclosure indicator—
UITableViewCellAccessoryDisclosureIndicator.
disclosure indicator
.
Detail disclosure button—
UITableViewCellAccessoryDetailDisclosureButton.
detail disclosure button .
.
Check mark—UITableViewCellAccessoryCheckmark.
.
.

9. DataSource & Delegate Protocol
- UITableView Data Source
delegate .
application delegate custom UITableViewController .
- data source UITableViewDataSource protocol delegate
UITableViewDelegate protocol .
- data source UITableView
. row ,
.
- Delegate
.

10. Data Source Protocol
Data Source Object
(TableViewController
or Application Delegate object)
( )
UITableView Data Source Protocol
Configuring a Table View
1 – tableView:cellForRowAtIndexPath: required method
. 2 – numberOfSectionsInTableView:
3 – tableView:numberOfRowsInSection: required method
4 – sectionIndexTitlesForTableView:
.
5 – tableView:sectionForSectionIndexTitle:atIndex:
6 – tableView:titleForHeaderInSection:
Data Source Object
7 – tableView:titleForFooterInSection:
Inserting or Deleting Table Rows
1 – tableView:commitEditingStyle:forRowAtIndexPath:
2 – tableView:canEditRowAtIndexPath:
Reordering Table Rows
1
2
– tableView:canMoveRowAtIndexPath:
– tableView:moveRowAtIndexPath:toIndexPath:
Delegate

11. Delegate Protocol
Delegate Object
(TableViewController
or Application Delegate object)
( )
UITableView DelegateProtocol
Configuring Rows for the Table View
1 – tableView:heightForRowAtIndexPath:
2 – tableView:indentationLevelForRowAtIndexPath:
3 – tableView:willDisplayCell:forRowAtIndexPath:
RowAtIndexPath
Delegate Managing Accessory Views
1 – tableView:accessoryButtonTappedForRowWithIndexPath:
. 2 – tableView:accessoryTypeForRowWithIndexPath: Deprecated in iOS 3.0
. Managing Selections
1 – tableView:willSelectRowAtIndexPath:
2 – tableView:didSelectRowAtIndexPath:
3 – tableView:willDeselectRowAtIndexPath:
4 – tableView:didDeselectRowAtIndexPath:
Modifying the Header and Footer of Sections
1 – tableView:viewForHeaderInSection:
2 – tableView:viewForFooterInSection:
3 – tableView:heightForHeaderInSection:
4 – tableView:heightForFooterInSection:
Editing Table Rows
1 – tableView:willBeginEditingRowAtIndexPath:
2 – tableView:didEndEditingRowAtIndexPath:
3 – tableView:editingStyleForRowAtIndexPath:
4 – tableView:titleForDeleteConfirmationButtonForRowAtIndexPath:
5 – tableView:shouldIndentWhileEditingRowAtIndexPath:
Reordering Table Rows
1 – tableView:targetIndexPathForMoveFromRowAtIndexPath:toProposedIndexPath:

13. RootViewController.m
TableView SimpleHumanResourceAppDelegate.m
applicationDidFinishLaunching UIApplication
NSInteger numberOfSectionsInTableView UITableView tableView application
; " personnel alloc initWithArray self
createEmployees ;
" window addSubview navigationController view ;
window makeKeyAndVisible ;
DataSource
TableView & Delegate
NSArray
NSInteger tableView UITableView tableView numberOfRowsInSection NSInteger section
" rowCount self appDelegate .personnel count ;
rowCount;
TableView Data Source row
tableView:cellForRowAtIndexPath: cell
TableView .
UITableViewCell tableView UITableView tableView cellForRowAtIndexPath indexPath
CellIdentifier ;
UITableViewCell cell tableView dequeueReusableCellWithIdentifier CellIdentifier ;
cell
cell UITableViewCell alloc initWithStyle UITableViewCellStyleValue1 reuseIdentifier CellIdentifier autorelease ;
" personnel self appDelegate .personnel;
" employee personnel objectAtIndex indexPath.row ;
" cell.textLabel.text employee valueForKey ;
" cell.detailTextLabel.text employee valueForKey ;
cell;

14. cell
.
, reuseIdentifier .
reuseIdentifier
UITableViewCell tableView UITableView tableView cellForRowAtIndexPath indexPath
CellIdentifier ;
UITableViewCell cell tableView dequeueReusableCellWithIdentifier CellIdentifier ;
cell
cell UITableViewCell alloc initWithStyle UITableViewCellStyleValue1 reuseIdentifier CellIdentifier
autorelease ;
" personnel self appDelegate .personnel;
" employee personnel objectAtIndex indexPath.row ;
" cell.textLabel.text employee valueForKey ;
" cell.detailTextLabel.text employee valueForKey ;
cell;

15. XCode
Navigation-based application template
1. In Xcode, choose New Project from the File menu.
2. Select the Navigation-based Application template project and click Choose.
3. Specify a name and location for the project and click Save.
RootViewController : datasource, delegate
MyTableViewAppDelegate : application
delegate
MainWindow.xib:
RootViewController.xib:

16. MainWindow.Xib
MainWindow.xib nib file
Root View Controller View Table View .
The application delegate displaying the initial user interface
- (void)applicationDidFinishLaunching:(UIApplication *)application {
[window addSubview:[navigationController view]];
[window makeKeyAndVisible];
}
view
viewController . RootViewController TableViewController
tableView .

17. root view controller’s nib for view
document window Root View
Controller object .
NIB Name RootViewController
.
root view controller
root view controller NIB Name
RootViewController.Nib
.

18. RootViewController.xib
RootViewController table view
, File’s Owner
(RootViewController)
.
tableView (UITableViewController Class)
Returns the table view managed by the controller object.
@property(nonatomic, retain) UITableView *tableView
view property inherited from UIViewController
TableView property
dataSource
The object that acts as the data source of the receiving table view.
@property(nonatomic, assign) id<UITableViewDataSource> dataSource
Discussion
The data source must adopt the UITableViewDataSource protocol. The data source is not retained.
RootViewController
delegate Table View property
The object that acts as the delegate of the receiving table view. TableView dataSource protocol delegate protocol
@property(nonatomic, assign) id<UITableViewDelegate> delegate RootViewController .
Discussion
The delegate must adopt the UITableViewDelegate protocol. The delegate is not retained.