ChildEditController.m

/*
     File: ChildEditController.m 
 Abstract: Controller object for the edit sheet panel.
  
  Version: 1.5 
  
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 */
 
#import "ChildEditController.h"
#import "MyWindowController.h"
 
@interface ChildEditController ()
{
    BOOL cancelled;
    NSDictionary *savedFields;
    
    IBOutlet NSButton *doneButton;
    IBOutlet NSButton *cancelButton;
    IBOutlet NSForm *editForm;
}
@end
 
@implementation ChildEditController
 
// -------------------------------------------------------------------------------
//  windowNibName
// -------------------------------------------------------------------------------
- (NSString *)windowNibName
{
    return @"ChildEdit";
}
 
// -------------------------------------------------------------------------------
//  edit:startingValues:from
// -------------------------------------------------------------------------------
- (NSDictionary *)edit:(NSDictionary *)startingValues from:(MyWindowController *)sender
{
    NSWindow *window = [self window];
 
    cancelled = NO;
 
    NSArray *editFields = [editForm cells];
    if (startingValues != nil)
    {
        // we are editing current entry, use its values as the default
        savedFields = startingValues;
 
        [[editFields objectAtIndex:0] setStringValue:[startingValues objectForKey:@"name"]];
        [[editFields objectAtIndex:1] setStringValue:[startingValues objectForKey:@"url"]];
    }
    else
    {
        // we are adding a new entry,
        // make sure the form fields are empty due to the fact that this controller is recycled
        // each time the user opens the sheet -
        //
        [[editFields objectAtIndex:0] setStringValue:@""];
        [[editFields objectAtIndex:1] setStringValue:@""];
    }
    
    [NSApp beginSheet:window modalForWindow:[sender window] modalDelegate:nil didEndSelector:nil contextInfo:nil];
    [NSApp runModalForWindow:window];
    // sheet is up here...
 
    [NSApp endSheet:window];
    [window orderOut:self];
 
    return savedFields;
}
 
// -------------------------------------------------------------------------------
//  done:sender
// -------------------------------------------------------------------------------
- (IBAction)done:(id)sender
{
    NSArray* editFields = [editForm cells];
    if ([[[editFields objectAtIndex:1] stringValue] length] == 0)
    {
        // you must provide a URL
        NSBeep();
        return;
    }
    
    // save the values for later
    
    NSString* urlStr;
    if (![[[editFields objectAtIndex:1] stringValue] hasPrefix:@"http://"])
    {
        urlStr = [NSString stringWithFormat:@"http://%@", [[editFields objectAtIndex:1] stringValue]];
    }
    else
    {
        urlStr = [[editFields objectAtIndex:1] stringValue];
    }
    savedFields = [NSMutableDictionary dictionaryWithObjectsAndKeys:
                             [[editFields objectAtIndex:0] stringValue], @"name",
                             urlStr, @"url",
                             nil];
    
    [NSApp stopModal];
}
 
// -------------------------------------------------------------------------------
//  cancel:sender
// -------------------------------------------------------------------------------
- (IBAction)cancel:(id)sender
{
    [NSApp stopModal];
    cancelled = YES;
}
 
// -------------------------------------------------------------------------------
//  wasCancelled:
// -------------------------------------------------------------------------------
- (BOOL)wasCancelled
{
    return cancelled;
}
 
@end