Brian Anderson
81 lines
2.5 KiB
Rust
81 lines
2.5 KiB
Rust
use std;
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type id = libc::intptr_t;
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type Class = libc::intptr_t;
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type IMP = *u8;
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type SEL = libc::intptr_t;
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type Ivar = libc::intptr_t;
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const nil : id = 0 as id;
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native mod objc {
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fn class_addMethod(cls : Class,
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name : SEL,
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imp : IMP,
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types : *libc::c_char) -> bool;
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fn class_addIvar(cls : Class,
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name : *libc::c_char,
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size : libc::size_t,
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alignment: u8,
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types: *libc::c_char) -> bool;
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fn object_setInstanceVariable(obj : id,
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name : *libc::c_char,
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value : *libc::c_void);
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fn object_getInstanceVariable(obj : id,
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name : *libc::c_char,
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outValue : **libc::c_void);
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fn objc_allocateClassPair(superclass : Class,
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name : *libc::c_char,
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extraBytes : libc::size_t) -> Class;
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fn objc_getClass(name : *libc::c_char) -> id;
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fn objc_msgSend(theReceiver : id, theSelector : SEL) -> id;
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fn objc_registerClassPair(cls : Class);
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fn sel_registerName(name : *libc::c_char) -> SEL;
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}
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#[test]
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fn test_nsapp() {
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let klass = str::as_c_str("NSApplication") { |s|
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objc::objc_getClass(s)
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};
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let sel = str::as_c_str("sharedApplication") { |s|
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objc::sel_registerName(s)
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};
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let nsapp = objc::objc_msgSend(klass, sel);
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io::println(#fmt("nsapp: %d", (nsapp as int)));
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}
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#[test]
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fn test_custom_obj() {
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crust fn MyObject_doSomething(this : id, _sel : SEL) -> id {
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io::println("doSomething");
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ret this;
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}
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let NSObject = str::as_c_str("NSObject") { |s|
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objc::objc_getClass(s)
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};
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let MyObject = str::as_c_str("MyObject") { |s|
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objc::objc_allocateClassPair(NSObject, s, 0 as libc::size_t)
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};
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let doSomething = str::as_c_str("doSomething") { |s|
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objc::sel_registerName(s)
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};
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let _ = str::as_c_str("@@:") { |types|
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objc::class_addMethod(MyObject, doSomething, MyObject_doSomething,
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types)
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};
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objc::objc_registerClassPair(MyObject);
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let alloc = str::as_c_str("alloc") { |s| objc::sel_registerName(s) };
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let init = str::as_c_str("init") { |s| objc::sel_registerName(s) };
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let mut obj = objc::objc_msgSend(MyObject, alloc);
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obj = objc::objc_msgSend(obj, init);
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objc::objc_msgSend(obj, doSomething);
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}
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