nswrap/examples/foundation/main.go

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package main
//go:generate nswrap
import (
"fmt"
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"git.wow.st/gmp/nswrap/examples/foundation/ns"
)
var (
gs1 *ns.NSString
gs2 *ns.NSString
)
func main() {
fmt.Printf("Creating some strings:\n")
n1 := ns.NSStringWithUTF8String(ns.CharWithGoString("hi there"))
c1 := n1.CapitalizedString()
gs := c1.UTF8String().String()
fmt.Println(gs)
n2 := ns.NSStringAlloc()
n2 = n2.InitWithGoString("hi world")
n3 := ns.NSStringWithGoString("ok bye")
fmt.Printf("%s\n", n3)
fmt.Printf("\nCreating an array:\n")
a := ns.NSMutableArrayWithObjects(n1, n2, n3)
fmt.Println("Length(a) = ", a.Count())
fmt.Println("is n2 in a?", a.ContainsObject(n2))
fmt.Println("is c1 in a?", a.ContainsObject(c1))
fmt.Printf("\nCreating substrings and adding to the array:\n")
n4 := n2.SubstringFromIndex(3)
n5 := n3.SubstringToIndex(4)
a.AddObject(n4)
a.AddObject(n5)
fmt.Println("Length(a) = ", a.Count())
fmt.Printf("\nSubarray with range:\n")
a2 := a.SubarrayWithRange(ns.NSMakeRange(1, 3))
fmt.Println("Length(a2) = ", a2.Count())
fmt.Printf("\nObjectAtIndex(1):\n")
i1 := a.ObjectAtIndex(1).NSString()
fmt.Printf("i1 = %@\n", i1)
fmt.Printf("i1.Ptr() = %p\n", i1.Ptr())
fmt.Printf("\nNSArray.ObjectEnumerator().ForIn():\n")
a.ObjectEnumerator().ForIn(func(o *ns.Id) bool {
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fmt.Println(o.NSString())
return true
})
fmt.Printf("\nNSSetWithObjectsCount():\n")
s1 := ns.NSSetWithObjectsCount(&[]*ns.Id{&n1.Id, &n2.Id}, 2)
fmt.Printf("\nNSSet.ObjectEnumerator().ForIn():\n")
s1.ObjectEnumerator().ForIn(func(o *ns.Id) bool {
fmt.Println(o.NSString())
return true
})
fmt.Printf("\nNSMutableArrayWithObjects()\n")
a = ns.NSMutableArrayWithObjects(n1, s1)
fmt.Printf("\nNSArray.ObjectEnumerator().ForIn():\n")
a.ObjectEnumerator().ForIn(func(o *ns.Id) bool {
fmt.Printf("%s -- ", o.ClassName().UTF8String())
switch {
case o.IsKindOfClass(ns.NSStringClass()):
fmt.Printf(" It's a string\n")
case o.IsKindOfClass(ns.NSSetClass()):
fmt.Printf(" It's a set\n")
default:
fmt.Printf(" I don't know what it is!\n")
}
return true
})
fmt.Printf("\nNSArrayWithObjects() (length 1)\n")
a2 = ns.NSArrayWithObjects(n1)
a2.ObjectEnumerator().ForIn(func(o *ns.Id) bool {
switch {
case o.IsKindOfClass(ns.NSStringClass()):
fmt.Println(o.NSString().UTF8String())
return true // continue enumeration
default:
fmt.Println("Unknown class")
return false // terminate enumeration
}
})
fmt.Printf("\nNSArrayWithObjects()\n")
a2 = ns.NSArrayWithObjects(n1, n2, n3, s1)
fmt.Printf("\nNSArray.ObjectEnumerator().ForIn():\n")
a2.ObjectEnumerator().ForIn(func(o *ns.Id) bool {
switch {
case o.IsKindOfClass(ns.NSStringClass()):
fmt.Println(o.NSString().UTF8String())
return true // continue enumeration
default:
fmt.Println("Unknown class")
return false // terminate enumeration
}
})
nst := ns.NSStringWithGoString
fmt.Printf("\nNSDictionaryWithObjectsForKeys()\n")
d := ns.NSDictionaryWithObjectsForKeys(
ns.NSArrayWithObjects(nst("obj1"), nst("obj2")),
ns.NSArrayWithObjects(nst("key1"), nst("key2")),
)
os := make([]*ns.Id, 0, 5)
fmt.Printf("Length of os is %d\n", len(os))
ks := make([]*ns.Id, 0, 5)
fmt.Printf("\nGetObjects()\n")
d.GetObjects(&os, &ks, 4)
fmt.Printf("Length of os is now %d\n", len(os))
for i, k := range ks {
fmt.Printf("-- %s -> %s\n", k.NSString(), os[i].NSString())
}
fmt.Printf("\nNSStringWithContentsOfURLEncoding()\n")
err := make([]*ns.NSError, 1)
n1 = ns.NSStringWithContentsOfURLEncoding(ns.NSURLWithGoString("htttypo://example.com"), 0, &err)
fmt.Printf("err: %s\n", err[0].LocalizedDescription())
fmt.Printf("\nNSStringWithFormat()\n")
str := ns.NSStringWithFormat(nst("(%@) (%@)\n(%@)\n"), n2, n3, s1)
fmt.Printf("%s\n", str)
fmt.Printf("\nGlobal strings\n")
gs1 = ns.NSStringWithGoString("global string 1")
gs2 = ns.NSStringWithGoString("global string 2")
fmt.Printf("\nArrayWithObjects\n")
a2 = ns.NSArrayWithObjects(gs1, gs2)
a2.ObjectEnumerator().ForIn(func(o *ns.Id) bool {
fmt.Printf("--%s\n",o.NSString())
return true
})
}