Classes/FirstTableViewController.m

 
/*
     File: FirstTableViewController.m
 Abstract: A table view controller that manages three rows. Selecting 
 the first row pushes SecondTableViewController onto the navigation 
 stack.  Selecting one of the remaining two rows creates a new detail 
 view controller that is added to the split view controller.
 
  Version: 1.2
 
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 */
 
#import "FirstTableViewController.h"
#import "DetailViewManager.h"
#import "SecondTableViewController.h"
#import "FirstDetailViewController.h"
 
@implementation FirstTableViewController
 
#pragma mark -
#pragma mark Rotation support
 
// -------------------------------------------------------------------------------
//  shouldAutorotateToInterfaceOrientation:
// -------------------------------------------------------------------------------
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation 
{
    return YES;
}
 
#pragma mark -
#pragma mark Table view data source
 
// -------------------------------------------------------------------------------
//  tableView:numberOfRowsInSection:
// -------------------------------------------------------------------------------
- (NSInteger)tableView:(UITableView *)aTableView numberOfRowsInSection:(NSInteger)section 
{
    // Three rows.
    return 3;
}
 
// -------------------------------------------------------------------------------
//  tableView:cellForRowAtIndexPath:
// -------------------------------------------------------------------------------
- (UITableViewCell *)tableView:(UITableView *)aTableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    
    static NSString *CellIdentifier = @"FirstTableViewController";
    
    // Dequeue or create a cell of the appropriate type.
    UITableViewCell *cell = [self.tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (cell == nil) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
    }
    
    // Set appropriate labels for the cells.
    if (indexPath.row == 0) {
        cell.textLabel.text = @"Second Table View Controller";
        cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
    }
    else if (indexPath.row == 1) {
        cell.textLabel.text = @"Detail View Controller One";
        cell.accessoryType = UITableViewCellAccessoryNone;
    }
    else {
        cell.textLabel.text = @"Detail View Controller Two";
        cell.accessoryType = UITableViewCellAccessoryNone;
    }
    
    return cell;
}
 
#pragma mark -
#pragma mark Table view selection
 
// -------------------------------------------------------------------------------
//  tableView:didSelectRowAtIndexPath:
// -------------------------------------------------------------------------------
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    
    // Get a reference to the DetailViewManager.  
    // DetailViewManager is the delegate of our split view.
    DetailViewManager *detailViewManager = (DetailViewManager*)self.splitViewController.delegate;
    
    NSUInteger row = indexPath.row;
    
    if (row == 0) {
        SecondTableViewController *newTableViewController = [[SecondTableViewController alloc] init];
        [self.navigationController pushViewController:newTableViewController animated:YES];
        
        [newTableViewController release];
    } 
    else {
        // Create and configure a new detail view controller appropriate for the selection.
        UIViewController <SubstitutableDetailViewController> *detailViewController = nil;
        
        FirstDetailViewController *newDetailViewController = [[FirstDetailViewController alloc] initWithNibName:@"FirstDetailView" bundle:nil];
        detailViewController = newDetailViewController;
        
        detailViewController.title = [tableView cellForRowAtIndexPath:indexPath].textLabel.text;
        
        // DetailViewManager exposes a property, detailViewController.  Set this property
        // to the detail view controller we want displayed.  Configuring the detail view
        // controller to display the navigation button (if needed) and presenting it
        // happens inside DetailViewManager.
        detailViewManager.detailViewController = detailViewController;
        
        [newDetailViewController release];
    }
}
 
@end