(Objective-C) XML NewChildBefore

Demonstrates the Chilkat.NewChildBefore method.

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#import <CkoXml.h>

BOOL success;
CkoXml *xml = [[CkoXml alloc] init];

xml.Tag = @"order";
[xml NewChild2: @"order_billing_info|price_list" content: @"Listino Italia"];
[xml NewChild2: @"order_billing_info|price_list_id" content: @"1"];
[xml NewChild2: @"order_billing_info|first_name" content: @"Francesco"];

NSLog(@"%@",[xml GetXml]);

// We now have the following XML:

// <?xml version="1.0" encoding="utf-8"?>
// <order>
//     <order_billing_info>
//         <price_list>Listino Italia</price_list>
//         <price_list_id>1</price_list_id>
//         <first_name>Francesco</first_name>
//     </order_billing_info>
// </order>

// If there is no "customer_id" element under "order_billing_info", then add it.
if ([xml HasChildWithTag: @"order_billing_info|customer_id"] == YES) {
    NSLog(@"%@",@"customer_id already exists, nothing to do...");
    return;
}

// Add the customer_id element just before the "price_list" element.

// Get the "order_billing_info" element
CkoXml *orderBillingInfo = [xml FindChild: @"order_billing_info"];

// Call NewChildBefore to add an XML element <customer_id> before <price_list>
// First get the index of the element price_list
int index = [[orderBillingInfo TagIndex: @"price_list"] intValue];
NSLog(@"%@%d",@"index = ",index);

// Add the "customer_id" element just before specified index.
CkoXml *xCustId = [orderBillingInfo NewChildBefore: [NSNumber numberWithInt: index] tag: @"customer_id" content: @"1234"];

NSLog(@"%@",[xml GetXml]);

// We now have:

// <?xml version="1.0" encoding="utf-8"?>
// <order>
//     <order_billing_info>
//         <customer_id>1234</customer_id>
//         <price_list>Listino Italia</price_list>
//         <price_list_id>1</price_list_id>
//         <first_name>Francesco</first_name>
//     </order_billing_info>
// </order>