(Objective-C) Transition from Email.CreateDsn to Email.ToDsn

Provides instructions for replacing deprecated CreateDsn method calls with ToDsn.

Note: This example requires Chilkat v11.0.0 or greater.

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#import <CkoEmail.h>
#import <NSString.h>

CkoEmail *email = [[CkoEmail alloc] init];

// ...
// ...

NSString *explanation = @"...";
NSString *statusFieldsXml = @"...";
BOOL headerOnly = NO;

// ------------------------------------------------------------------------
// The CreateDsn method is deprecated:

CkoEmail *emailObj = [email CreateDsn: explanation xmlDeliveryStatus: statusFieldsXml bHeaderOnly: headerOnly];
if (email.LastMethodSuccess == NO) {
    NSLog(@"%@",email.LastErrorText);
    return;
}

// ...
// ...

// ------------------------------------------------------------------------
// Do the equivalent using ToDsn.
// Your application creates a new, empty Email object which is passed 
// in the last argument and filled upon success.

CkoEmail *dsnEmail = [[CkoEmail alloc] init];
BOOL success = [email ToDsn: explanation statusFields: statusFieldsXml headerOnly: headerOnly dsnEmail: dsnEmail];
if (success == NO) {
    NSLog(@"%@",email.LastErrorText);
    return;
}