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authorBrendan Zabarauskas <bjzaba@yahoo.com.au>2015-03-26 09:58:26 +1100
committerBrendan Zabarauskas <bjzaba@yahoo.com.au>2015-03-26 09:58:26 +1100
commiteeb314d3aa12ec522432791f355079478ce65f90 (patch)
tree9c9178cdba57ceebda09771d4b99be81e4fb9010 /src
parent132753ebda7eac2ba3e693da8e0d60e41de2631c (diff)
parent4b1cfe880177019b6121ab48c5fb140bc070a13e (diff)
downloadglutin-eeb314d3aa12ec522432791f355079478ce65f90.tar.gz
glutin-eeb314d3aa12ec522432791f355079478ce65f90.zip
Merge pull request #321 from SSheldon/objc_lib
Use objc crate for Objective-C runtime functionality
Diffstat (limited to 'src')
-rw-r--r--src/cocoa/mod.rs140
-rw-r--r--src/lib.rs3
2 files changed, 59 insertions, 84 deletions
diff --git a/src/cocoa/mod.rs b/src/cocoa/mod.rs
index 5e13a77..c150be0 100644
--- a/src/cocoa/mod.rs
+++ b/src/cocoa/mod.rs
@@ -10,9 +10,10 @@ use BuilderAttribs;
use GlRequest;
use native_monitor::NativeMonitorId;
-use cocoa::base::{Class, id, YES, NO, NSUInteger, nil, objc_allocateClassPair, class, objc_registerClassPair};
-use cocoa::base::{selector, msg_send, msg_send_stret, class_addMethod, class_addIvar};
-use cocoa::base::{object_setInstanceVariable, object_getInstanceVariable};
+use objc::runtime::{Class, Object, Sel, BOOL, YES, NO};
+use objc::declare::ClassDecl;
+
+use cocoa::base::{id, nil, NSUInteger};
use cocoa::appkit;
use cocoa::appkit::*;
use cocoa::appkit::NSEventSubtype::*;
@@ -22,8 +23,7 @@ use core_foundation::string::CFString;
use core_foundation::bundle::{CFBundleGetBundleWithIdentifier, CFBundleGetFunctionPointerForName};
use std::cell::Cell;
-use std::ffi::{CString, CStr};
-use std::mem;
+use std::ffi::CStr;
use std::ptr;
use std::collections::VecDeque;
use std::str::FromStr;
@@ -63,35 +63,25 @@ struct WindowDelegate {
}
impl WindowDelegate {
- fn class_name() -> &'static [u8] {
- b"GlutinWindowDelegate\0"
- }
-
- fn state_ivar_name() -> &'static [u8] {
- b"glutinState"
- }
-
/// Get the delegate class, initiailizing it neccessary
- fn class() -> Class {
+ fn class() -> *const Class {
use std::sync::{Once, ONCE_INIT};
- use std::rt;
- extern fn window_should_close(this: id, _: id) -> id {
+ extern fn window_should_close(this: &Object, _: Sel, _: id) -> BOOL {
unsafe {
- let delegate = WindowDelegate { this: this };
- (*delegate.get_state()).is_closed = true;
- mem::forget(delegate);
+ let state: *mut libc::c_void = *this.get_ivar("glutinState");
+ let state = state as *mut DelegateState;
+ (*state).is_closed = true;
}
- 0
+ NO
}
- extern fn window_did_resize(this: id, _: id) -> id {
+ extern fn window_did_resize(this: &Object, _: Sel, _: id) {
unsafe {
- let delegate = WindowDelegate { this: this };
- let state = &mut *delegate.get_state();
- mem::forget(delegate);
+ let state: *mut libc::c_void = *this.get_ivar("glutinState");
+ let state = &mut *(state as *mut DelegateState);
- let _: id = msg_send()(*state.context, selector("update"));
+ let _: id = msg_send![*state.context, update];
if let Some(handler) = state.handler {
let rect = NSView::frame(*state.view);
@@ -100,64 +90,43 @@ impl WindowDelegate {
(scale_factor * rect.size.height as f32) as u32);
}
}
- 0
}
- static mut delegate_class: Class = nil;
- static mut init: Once = ONCE_INIT;
+ static mut delegate_class: *const Class = 0 as *const Class;
+ static INIT: Once = ONCE_INIT;
+
+ INIT.call_once(|| unsafe {
+ // Create new NSWindowDelegate
+ let superclass = Class::get("NSObject").unwrap();
+ let mut decl = ClassDecl::new(superclass, "GlutinWindowDelegate").unwrap();
+
+ // Add callback methods
+ decl.add_method(sel!(windowShouldClose:),
+ window_should_close as extern fn(&Object, Sel, id) -> BOOL);
+ decl.add_method(sel!(windowDidResize:),
+ window_did_resize as extern fn(&Object, Sel, id));
+
+ // Store internal state as user data
+ decl.add_ivar::<*mut libc::c_void>("glutinState");
+
+ delegate_class = decl.register();
+ });
unsafe {
- init.call_once(|| {
- let ptr_size = mem::size_of::<libc::intptr_t>();
- // Create new NSWindowDelegate
- delegate_class = objc_allocateClassPair(
- class("NSObject"),
- WindowDelegate::class_name().as_ptr() as *const i8, 0);
- // Add callback methods
- class_addMethod(delegate_class,
- selector("windowShouldClose:"),
- window_should_close,
- CString::new("B@:@").unwrap().as_ptr());
- class_addMethod(delegate_class,
- selector("windowDidResize:"),
- window_did_resize,
- CString::new("V@:@").unwrap().as_ptr());
- // Store internal state as user data
- class_addIvar(delegate_class, WindowDelegate::state_ivar_name().as_ptr() as *const i8,
- ptr_size as u64, 3,
- CString::new("?").unwrap().as_ptr());
- objc_registerClassPair(delegate_class);
- // Free class at exit
- rt::at_exit(|| {
- // objc_disposeClassPair(delegate_class);
- });
- });
delegate_class
}
}
fn new(window: id) -> WindowDelegate {
unsafe {
- let delegate: id = msg_send()(WindowDelegate::class(), selector("new"));
- let _: id = msg_send()(window, selector("setDelegate:"), delegate);
+ let delegate: id = msg_send![WindowDelegate::class(), new];
+ let _: id = msg_send![window, setDelegate:delegate];
WindowDelegate { this: delegate }
}
}
unsafe fn set_state(&self, state: *mut DelegateState) {
- object_setInstanceVariable(self.this,
- WindowDelegate::state_ivar_name().as_ptr() as *const i8,
- state as *mut libc::c_void);
- }
-
- fn get_state(&self) -> *mut DelegateState {
- unsafe {
- let mut state = ptr::null_mut();
- object_getInstanceVariable(self.this,
- WindowDelegate::state_ivar_name().as_ptr() as *const i8,
- &mut state);
- state as *mut DelegateState
- }
+ (&mut *self.this).set_ivar("glutinState", state as *mut libc::c_void);
}
}
@@ -234,7 +203,7 @@ impl<'a> Iterator for PollEventsIterator<'a> {
self.window.is_closed.set(ds.is_closed);
}
- let event = match msg_send()(event, selector("type")) {
+ let event = match msg_send![event, type] {
NSLeftMouseDown => { Some(MouseInput(Pressed, MouseButton::Left)) },
NSLeftMouseUp => { Some(MouseInput(Released, MouseButton::Left)) },
NSRightMouseDown => { Some(MouseInput(Pressed, MouseButton::Right)) },
@@ -244,8 +213,8 @@ impl<'a> Iterator for PollEventsIterator<'a> {
NSOtherMouseDragged |
NSRightMouseDragged => {
let window_point = event.locationInWindow();
- let window: id = msg_send()(event, selector("window"));
- let view_point = if window == 0 {
+ let window: id = msg_send![event, window];
+ let view_point = if window == nil {
let window_rect = self.window.window.convertRectFromScreen_(NSRect::new(window_point, NSSize::new(0.0, 0.0)));
self.window.view.convertPoint_fromView_(window_rect.origin, nil)
} else {
@@ -416,15 +385,15 @@ impl Window {
};
let matching_screen = {
let screens = NSScreen::screens(nil);
- let count: NSUInteger = msg_send()(screens, selector("count"));
+ let count: NSUInteger = msg_send![screens, count];
let key = IdRef::new(NSString::alloc(nil).init_str("NSScreenNumber"));
let mut matching_screen: Option<id> = None;
for i in (0..count) {
- let screen = msg_send()(screens, selector("objectAtIndex:"), i as NSUInteger);
+ let screen = msg_send![screens, objectAtIndex:i as NSUInteger];
let device_description = NSScreen::deviceDescription(screen);
- let value = msg_send()(device_description, selector("objectForKey:"), *key);
+ let value = msg_send![device_description, objectForKey:*key];
if value != nil {
- let screen_number: NSUInteger = msg_send()(value, selector("unsignedIntValue"));
+ let screen_number: NSUInteger = msg_send![value, unsignedIntValue];
if screen_number as u32 == native_id {
matching_screen = Some(screen);
break;
@@ -605,7 +574,7 @@ impl Window {
}
pub unsafe fn make_current(&self) {
- let _: id = msg_send()(*self.context, selector("update"));
+ let _: id = msg_send![*self.context, update];
self.context.makeCurrentContext();
}
@@ -613,7 +582,7 @@ impl Window {
unsafe {
let current = NSOpenGLContext::currentContext(nil);
if current != nil {
- let is_equal: bool = msg_send()(current, selector("isEqual:"), *self.context);
+ let is_equal: bool = msg_send![current, isEqual:*self.context];
is_equal
} else {
false
@@ -683,9 +652,12 @@ impl Window {
MouseCursor::Move | MouseCursor::AllScroll | MouseCursor::ZoomIn |
MouseCursor::ZoomOut => "arrowCursor",
};
+ let sel = Sel::register(cursor_name);
+ let cls = Class::get("NSCursor").unwrap();
unsafe {
- let cursor : id = msg_send()(class("NSCursor"), selector(cursor_name));
- let _ : id = msg_send()(cursor, selector("set"));
+ use objc::MessageArguments;
+ let cursor: id = ().send(cls as *const _ as id, sel);
+ let _: id = msg_send![cursor, set];
}
}
@@ -709,7 +681,7 @@ impl IdRef {
fn retain(i: id) -> IdRef {
if i != nil {
- unsafe { msg_send::<()>()(i, selector("retain")) };
+ unsafe { msg_send![i, retain] }
}
IdRef(i)
}
@@ -722,7 +694,7 @@ impl IdRef {
impl Drop for IdRef {
fn drop(&mut self) {
if self.0 != nil {
- unsafe { msg_send::<()>()(self.0, selector("release")) };
+ unsafe { msg_send![self.0, release] }
}
}
}
@@ -737,17 +709,17 @@ impl Deref for IdRef {
impl Clone for IdRef {
fn clone(&self) -> IdRef {
if self.0 != nil {
- unsafe { msg_send::<()>()(self.0, selector("retain")) };
+ unsafe { msg_send![self.0, retain] }
}
IdRef(self.0)
}
fn clone_from(&mut self, source: &IdRef) {
if source.0 != nil {
- unsafe { msg_send::<()>()(source.0, selector("retain")) };
+ unsafe { msg_send![source.0, retain] }
}
if self.0 != nil {
- unsafe { msg_send::<()>()(self.0, selector("release")) };
+ unsafe { msg_send![self.0, release] }
}
self.0 = source.0;
}
diff --git a/src/lib.rs b/src/lib.rs
index 1fc19c3..bdf7975 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -38,6 +38,9 @@ extern crate gdi32_sys as gdi32;
#[cfg(target_os = "windows")]
extern crate user32_sys as user32;
#[cfg(target_os = "macos")]
+#[macro_use]
+extern crate objc;
+#[cfg(target_os = "macos")]
extern crate cocoa;
#[cfg(target_os = "macos")]
extern crate core_foundation;