731 lines
26 KiB
Rust
731 lines
26 KiB
Rust
#[cfg(feature = "headless")]
|
|
pub use self::headless::HeadlessContext;
|
|
|
|
use {CreationError, Event, MouseCursor, CursorState};
|
|
use CreationError::OsError;
|
|
use libc;
|
|
|
|
use Api;
|
|
use BuilderAttribs;
|
|
use GlRequest;
|
|
use native_monitor::NativeMonitorId;
|
|
|
|
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::*;
|
|
|
|
use core_foundation::base::TCFType;
|
|
use core_foundation::string::CFString;
|
|
use core_foundation::bundle::{CFBundleGetBundleWithIdentifier, CFBundleGetFunctionPointerForName};
|
|
|
|
use std::cell::Cell;
|
|
use std::ffi::CStr;
|
|
use std::ptr;
|
|
use std::collections::VecDeque;
|
|
use std::str::FromStr;
|
|
use std::str::from_utf8;
|
|
use std::sync::Mutex;
|
|
use std::ascii::AsciiExt;
|
|
use std::ops::Deref;
|
|
|
|
use events::Event::{Awakened, MouseInput, MouseMoved, ReceivedCharacter, KeyboardInput, MouseWheel};
|
|
use events::ElementState::{Pressed, Released};
|
|
use events::MouseButton;
|
|
use events;
|
|
|
|
pub use self::monitor::{MonitorID, get_available_monitors, get_primary_monitor};
|
|
|
|
mod monitor;
|
|
mod event;
|
|
|
|
#[cfg(feature = "headless")]
|
|
mod headless;
|
|
|
|
static mut shift_pressed: bool = false;
|
|
static mut ctrl_pressed: bool = false;
|
|
static mut win_pressed: bool = false;
|
|
static mut alt_pressed: bool = false;
|
|
|
|
struct DelegateState {
|
|
is_closed: bool,
|
|
context: IdRef,
|
|
view: IdRef,
|
|
window: IdRef,
|
|
handler: Option<fn(u32, u32)>,
|
|
}
|
|
|
|
struct WindowDelegate {
|
|
this: id,
|
|
}
|
|
|
|
impl WindowDelegate {
|
|
/// Get the delegate class, initiailizing it neccessary
|
|
fn class() -> *const Class {
|
|
use std::sync::{Once, ONCE_INIT};
|
|
|
|
extern fn window_should_close(this: &Object, _: Sel, _: id) -> BOOL {
|
|
unsafe {
|
|
let state: *mut libc::c_void = *this.get_ivar("glutinState");
|
|
let state = state as *mut DelegateState;
|
|
(*state).is_closed = true;
|
|
}
|
|
NO
|
|
}
|
|
|
|
extern fn window_did_resize(this: &Object, _: Sel, _: id) {
|
|
unsafe {
|
|
let state: *mut libc::c_void = *this.get_ivar("glutinState");
|
|
let state = &mut *(state as *mut DelegateState);
|
|
|
|
let _: id = msg_send![*state.context, update];
|
|
|
|
if let Some(handler) = state.handler {
|
|
let rect = NSView::frame(*state.view);
|
|
let scale_factor = NSWindow::backingScaleFactor(*state.window) as f32;
|
|
(handler)((scale_factor * rect.size.width as f32) as u32,
|
|
(scale_factor * rect.size.height as f32) as u32);
|
|
}
|
|
}
|
|
}
|
|
|
|
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 {
|
|
delegate_class
|
|
}
|
|
}
|
|
|
|
fn new(window: id) -> WindowDelegate {
|
|
unsafe {
|
|
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) {
|
|
(&mut *self.this).set_ivar("glutinState", state as *mut libc::c_void);
|
|
}
|
|
}
|
|
|
|
pub struct Window {
|
|
view: IdRef,
|
|
window: IdRef,
|
|
context: IdRef,
|
|
delegate: WindowDelegate,
|
|
resize: Option<fn(u32, u32)>,
|
|
|
|
is_closed: Cell<bool>,
|
|
|
|
/// Events that have been retreived with XLib but not dispatched with iterators yet
|
|
pending_events: Mutex<VecDeque<Event>>,
|
|
}
|
|
|
|
#[cfg(feature = "window")]
|
|
unsafe impl Send for Window {}
|
|
#[cfg(feature = "window")]
|
|
unsafe impl Sync for Window {}
|
|
|
|
#[cfg(feature = "window")]
|
|
#[derive(Clone)]
|
|
pub struct WindowProxy;
|
|
|
|
impl WindowProxy {
|
|
pub fn wakeup_event_loop(&self) {
|
|
unsafe {
|
|
let pool = NSAutoreleasePool::new(nil);
|
|
let event =
|
|
NSEvent::otherEventWithType_location_modifierFlags_timestamp_windowNumber_context_subtype_data1_data2_(
|
|
nil, NSApplicationDefined, NSPoint::new(0.0, 0.0), NSEventModifierFlags::empty(),
|
|
0.0, 0, nil, NSApplicationActivatedEventType, 0, 0);
|
|
NSApp().postEvent_atStart_(event, YES);
|
|
pool.drain();
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct PollEventsIterator<'a> {
|
|
window: &'a Window,
|
|
}
|
|
|
|
impl<'a> Iterator for PollEventsIterator<'a> {
|
|
type Item = Event;
|
|
|
|
fn next(&mut self) -> Option<Event> {
|
|
if let Some(ev) = self.window.pending_events.lock().unwrap().pop_front() {
|
|
return Some(ev);
|
|
}
|
|
|
|
unsafe {
|
|
let event = NSApp().nextEventMatchingMask_untilDate_inMode_dequeue_(
|
|
NSAnyEventMask.bits(),
|
|
NSDate::distantPast(nil),
|
|
NSDefaultRunLoopMode,
|
|
YES);
|
|
if event == nil { return None; }
|
|
{
|
|
// Create a temporary structure with state that delegates called internally
|
|
// by sendEvent can read and modify. When that returns, update window state.
|
|
// This allows the synchronous resize loop to continue issuing callbacks
|
|
// to the user application, by passing handler through to the delegate state.
|
|
let mut ds = DelegateState {
|
|
is_closed: self.window.is_closed.get(),
|
|
context: self.window.context.clone(),
|
|
window: self.window.window.clone(),
|
|
view: self.window.view.clone(),
|
|
handler: self.window.resize,
|
|
};
|
|
self.window.delegate.set_state(&mut ds);
|
|
NSApp().sendEvent_(event);
|
|
self.window.delegate.set_state(ptr::null_mut());
|
|
self.window.is_closed.set(ds.is_closed);
|
|
}
|
|
|
|
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)) },
|
|
NSRightMouseUp => { Some(MouseInput(Released, MouseButton::Right)) },
|
|
NSMouseMoved |
|
|
NSLeftMouseDragged |
|
|
NSOtherMouseDragged |
|
|
NSRightMouseDragged => {
|
|
let window_point = event.locationInWindow();
|
|
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 {
|
|
self.window.view.convertPoint_fromView_(window_point, nil)
|
|
};
|
|
let view_rect = NSView::frame(*self.window.view);
|
|
let scale_factor = self.window.hidpi_factor();
|
|
Some(MouseMoved(((scale_factor * view_point.x as f32) as i32,
|
|
(scale_factor * (view_rect.size.height - view_point.y) as f32) as i32)))
|
|
},
|
|
NSKeyDown => {
|
|
let mut events = VecDeque::new();
|
|
let received_c_str = event.characters().UTF8String();
|
|
let received_str = CStr::from_ptr(received_c_str);
|
|
for received_char in from_utf8(received_str.to_bytes()).unwrap().chars() {
|
|
if received_char.is_ascii() {
|
|
events.push_back(ReceivedCharacter(received_char));
|
|
}
|
|
}
|
|
|
|
let vkey = event::vkeycode_to_element(NSEvent::keyCode(event));
|
|
events.push_back(KeyboardInput(Pressed, NSEvent::keyCode(event) as u8, vkey));
|
|
let event = events.pop_front();
|
|
self.window.pending_events.lock().unwrap().extend(events.into_iter());
|
|
event
|
|
},
|
|
NSKeyUp => {
|
|
let vkey = event::vkeycode_to_element(NSEvent::keyCode(event));
|
|
Some(KeyboardInput(Released, NSEvent::keyCode(event) as u8, vkey))
|
|
},
|
|
NSFlagsChanged => {
|
|
let mut events = VecDeque::new();
|
|
let shift_modifier = Window::modifier_event(event, appkit::NSShiftKeyMask, events::VirtualKeyCode::LShift, shift_pressed);
|
|
if shift_modifier.is_some() {
|
|
shift_pressed = !shift_pressed;
|
|
events.push_back(shift_modifier.unwrap());
|
|
}
|
|
let ctrl_modifier = Window::modifier_event(event, appkit::NSControlKeyMask, events::VirtualKeyCode::LControl, ctrl_pressed);
|
|
if ctrl_modifier.is_some() {
|
|
ctrl_pressed = !ctrl_pressed;
|
|
events.push_back(ctrl_modifier.unwrap());
|
|
}
|
|
let win_modifier = Window::modifier_event(event, appkit::NSCommandKeyMask, events::VirtualKeyCode::LWin, win_pressed);
|
|
if win_modifier.is_some() {
|
|
win_pressed = !win_pressed;
|
|
events.push_back(win_modifier.unwrap());
|
|
}
|
|
let alt_modifier = Window::modifier_event(event, appkit::NSAlternateKeyMask, events::VirtualKeyCode::LAlt, alt_pressed);
|
|
if alt_modifier.is_some() {
|
|
alt_pressed = !alt_pressed;
|
|
events.push_back(alt_modifier.unwrap());
|
|
}
|
|
let event = events.pop_front();
|
|
self.window.pending_events.lock().unwrap().extend(events.into_iter());
|
|
event
|
|
},
|
|
NSScrollWheel => { Some(MouseWheel(event.scrollingDeltaY() as i32)) },
|
|
_ => { None },
|
|
};
|
|
|
|
event
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct WaitEventsIterator<'a> {
|
|
window: &'a Window,
|
|
}
|
|
|
|
impl<'a> Iterator for WaitEventsIterator<'a> {
|
|
type Item = Event;
|
|
|
|
fn next(&mut self) -> Option<Event> {
|
|
loop {
|
|
if let Some(ev) = self.window.pending_events.lock().unwrap().pop_front() {
|
|
return Some(ev);
|
|
}
|
|
|
|
unsafe {
|
|
let event = NSApp().nextEventMatchingMask_untilDate_inMode_dequeue_(
|
|
NSAnyEventMask.bits(),
|
|
NSDate::distantFuture(nil),
|
|
NSDefaultRunLoopMode,
|
|
NO);
|
|
}
|
|
|
|
// calling poll_events()
|
|
if let Some(ev) = self.window.poll_events().next() {
|
|
return Some(ev);
|
|
} else {
|
|
return Some(Awakened);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Window {
|
|
#[cfg(feature = "window")]
|
|
pub fn new(builder: BuilderAttribs) -> Result<Window, CreationError> {
|
|
if builder.sharing.is_some() {
|
|
unimplemented!()
|
|
}
|
|
|
|
let app = match Window::create_app() {
|
|
Some(app) => app,
|
|
None => { return Err(OsError(format!("Couldn't create NSApplication"))); },
|
|
};
|
|
let window = match Window::create_window(builder.dimensions.unwrap_or((800, 600)),
|
|
&*builder.title,
|
|
builder.monitor)
|
|
{
|
|
Some(window) => window,
|
|
None => { return Err(OsError(format!("Couldn't create NSWindow"))); },
|
|
};
|
|
let view = match Window::create_view(*window) {
|
|
Some(view) => view,
|
|
None => { return Err(OsError(format!("Couldn't create NSView"))); },
|
|
};
|
|
|
|
let context = match Window::create_context(*view, builder.vsync, builder.gl_version) {
|
|
Some(context) => context,
|
|
None => { return Err(OsError(format!("Couldn't create OpenGL context"))); },
|
|
};
|
|
|
|
unsafe {
|
|
app.activateIgnoringOtherApps_(YES);
|
|
if builder.visible {
|
|
window.makeKeyAndOrderFront_(nil);
|
|
} else {
|
|
window.makeKeyWindow();
|
|
}
|
|
}
|
|
|
|
let window_id = *window;
|
|
let window = Window {
|
|
view: view,
|
|
window: window,
|
|
context: context,
|
|
delegate: WindowDelegate::new(window_id),
|
|
resize: None,
|
|
|
|
is_closed: Cell::new(false),
|
|
pending_events: Mutex::new(VecDeque::new()),
|
|
};
|
|
|
|
Ok(window)
|
|
}
|
|
|
|
fn create_app() -> Option<id> {
|
|
unsafe {
|
|
let app = NSApp();
|
|
if app == nil {
|
|
None
|
|
} else {
|
|
app.setActivationPolicy_(NSApplicationActivationPolicyRegular);
|
|
app.finishLaunching();
|
|
Some(app)
|
|
}
|
|
}
|
|
}
|
|
|
|
fn create_window(dimensions: (u32, u32), title: &str, monitor: Option<MonitorID>) -> Option<IdRef> {
|
|
unsafe {
|
|
let screen = monitor.map(|monitor_id| {
|
|
let native_id = match monitor_id.get_native_identifier() {
|
|
NativeMonitorId::Numeric(num) => num,
|
|
_ => panic!("OS X monitors should always have a numeric native ID")
|
|
};
|
|
let matching_screen = {
|
|
let screens = NSScreen::screens(nil);
|
|
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, objectAtIndex:i as NSUInteger];
|
|
let device_description = NSScreen::deviceDescription(screen);
|
|
let value = msg_send![device_description, objectForKey:*key];
|
|
if value != nil {
|
|
let screen_number: NSUInteger = msg_send![value, unsignedIntValue];
|
|
if screen_number as u32 == native_id {
|
|
matching_screen = Some(screen);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
matching_screen
|
|
};
|
|
matching_screen.unwrap_or(NSScreen::mainScreen(nil))
|
|
});
|
|
let frame = match screen {
|
|
Some(screen) => NSScreen::frame(screen),
|
|
None => {
|
|
let (width, height) = dimensions;
|
|
NSRect::new(NSPoint::new(0., 0.), NSSize::new(width as f64, height as f64))
|
|
}
|
|
};
|
|
|
|
let masks = if screen.is_some() {
|
|
NSBorderlessWindowMask as NSUInteger
|
|
} else {
|
|
NSTitledWindowMask as NSUInteger |
|
|
NSClosableWindowMask as NSUInteger |
|
|
NSMiniaturizableWindowMask as NSUInteger |
|
|
NSResizableWindowMask as NSUInteger
|
|
};
|
|
|
|
let window = IdRef::new(NSWindow::alloc(nil).initWithContentRect_styleMask_backing_defer_(
|
|
frame,
|
|
masks,
|
|
NSBackingStoreBuffered,
|
|
NO,
|
|
));
|
|
window.non_nil().map(|window| {
|
|
let title = IdRef::new(NSString::alloc(nil).init_str(title));
|
|
window.setTitle_(*title);
|
|
window.setAcceptsMouseMovedEvents_(YES);
|
|
if screen.is_some() {
|
|
window.setLevel_(NSMainMenuWindowLevel as i64 + 1);
|
|
}
|
|
else {
|
|
window.center();
|
|
}
|
|
window
|
|
})
|
|
}
|
|
}
|
|
|
|
fn create_view(window: id) -> Option<IdRef> {
|
|
unsafe {
|
|
let view = IdRef::new(NSView::alloc(nil).init());
|
|
view.non_nil().map(|view| {
|
|
view.setWantsBestResolutionOpenGLSurface_(YES);
|
|
window.setContentView_(*view);
|
|
view
|
|
})
|
|
}
|
|
}
|
|
|
|
fn create_context(view: id, vsync: bool, gl_version: GlRequest) -> Option<IdRef> {
|
|
let profile = match gl_version {
|
|
GlRequest::Latest => NSOpenGLProfileVersion4_1Core as u32,
|
|
GlRequest::Specific(Api::OpenGl, (1 ... 2, _)) => NSOpenGLProfileVersionLegacy as u32,
|
|
GlRequest::Specific(Api::OpenGl, (3, 0)) => NSOpenGLProfileVersionLegacy as u32,
|
|
GlRequest::Specific(Api::OpenGl, (3, 1 ... 2)) => NSOpenGLProfileVersion3_2Core as u32,
|
|
GlRequest::Specific(Api::OpenGl, _) => NSOpenGLProfileVersion4_1Core as u32,
|
|
GlRequest::Specific(_, _) => panic!("Only the OpenGL API is supported"), // FIXME: return Result
|
|
GlRequest::GlThenGles { opengl_version: (1 ... 2, _), .. } => NSOpenGLProfileVersionLegacy as u32,
|
|
GlRequest::GlThenGles { opengl_version: (3, 0), .. } => NSOpenGLProfileVersionLegacy as u32,
|
|
GlRequest::GlThenGles { opengl_version: (3, 1 ... 2), .. } => NSOpenGLProfileVersion3_2Core as u32,
|
|
GlRequest::GlThenGles { .. } => NSOpenGLProfileVersion4_1Core as u32,
|
|
};
|
|
unsafe {
|
|
let attributes = [
|
|
NSOpenGLPFADoubleBuffer as u32,
|
|
NSOpenGLPFAClosestPolicy as u32,
|
|
NSOpenGLPFAColorSize as u32, 24,
|
|
NSOpenGLPFAAlphaSize as u32, 8,
|
|
NSOpenGLPFADepthSize as u32, 24,
|
|
NSOpenGLPFAStencilSize as u32, 8,
|
|
NSOpenGLPFAOpenGLProfile as u32, profile,
|
|
0
|
|
];
|
|
|
|
let pixelformat = IdRef::new(NSOpenGLPixelFormat::alloc(nil).initWithAttributes_(&attributes));
|
|
pixelformat.non_nil().map(|pixelformat| {
|
|
let context = IdRef::new(NSOpenGLContext::alloc(nil).initWithFormat_shareContext_(*pixelformat, nil));
|
|
context.non_nil().map(|context| {
|
|
context.setView_(view);
|
|
if vsync {
|
|
let value = 1;
|
|
context.setValues_forParameter_(&value, NSOpenGLContextParameter::NSOpenGLCPSwapInterval);
|
|
}
|
|
context
|
|
})
|
|
}).unwrap_or(None)
|
|
}
|
|
}
|
|
|
|
pub fn is_closed(&self) -> bool {
|
|
self.is_closed.get()
|
|
}
|
|
|
|
pub fn set_title(&self, title: &str) {
|
|
unsafe {
|
|
let title = IdRef::new(NSString::alloc(nil).init_str(title));
|
|
self.window.setTitle_(*title);
|
|
}
|
|
}
|
|
|
|
pub fn show(&self) {
|
|
unsafe { NSWindow::makeKeyAndOrderFront_(*self.window, nil); }
|
|
}
|
|
|
|
pub fn hide(&self) {
|
|
unsafe { NSWindow::orderOut_(*self.window, nil); }
|
|
}
|
|
|
|
pub fn get_position(&self) -> Option<(i32, i32)> {
|
|
unsafe {
|
|
let content_rect = NSWindow::contentRectForFrameRect_(*self.window, NSWindow::frame(*self.window));
|
|
// NOTE: coordinate system might be inconsistent with other backends
|
|
Some((content_rect.origin.x as i32, content_rect.origin.y as i32))
|
|
}
|
|
}
|
|
|
|
pub fn set_position(&self, x: i32, y: i32) {
|
|
unsafe {
|
|
// NOTE: coordinate system might be inconsistent with other backends
|
|
NSWindow::setFrameOrigin_(*self.window, NSPoint::new(x as f64, y as f64));
|
|
}
|
|
}
|
|
|
|
pub fn get_inner_size(&self) -> Option<(u32, u32)> {
|
|
unsafe {
|
|
let view_frame = NSView::frame(*self.view);
|
|
Some((view_frame.size.width as u32, view_frame.size.height as u32))
|
|
}
|
|
}
|
|
|
|
pub fn get_outer_size(&self) -> Option<(u32, u32)> {
|
|
unsafe {
|
|
let window_frame = NSWindow::frame(*self.window);
|
|
Some((window_frame.size.width as u32, window_frame.size.height as u32))
|
|
}
|
|
}
|
|
|
|
pub fn set_inner_size(&self, width: u32, height: u32) {
|
|
unsafe {
|
|
NSWindow::setContentSize_(*self.window, NSSize::new(width as f64, height as f64));
|
|
}
|
|
}
|
|
|
|
pub fn create_window_proxy(&self) -> WindowProxy {
|
|
WindowProxy
|
|
}
|
|
|
|
pub fn poll_events(&self) -> PollEventsIterator {
|
|
PollEventsIterator {
|
|
window: self
|
|
}
|
|
}
|
|
|
|
pub fn wait_events(&self) -> WaitEventsIterator {
|
|
WaitEventsIterator {
|
|
window: self
|
|
}
|
|
}
|
|
|
|
unsafe fn modifier_event(event: id, keymask: NSEventModifierFlags, key: events::VirtualKeyCode, key_pressed: bool) -> Option<Event> {
|
|
if !key_pressed && NSEvent::modifierFlags(event).contains(keymask) {
|
|
return Some(KeyboardInput(Pressed, NSEvent::keyCode(event) as u8, Some(key)));
|
|
} else if key_pressed && !NSEvent::modifierFlags(event).contains(keymask) {
|
|
return Some(KeyboardInput(Released, NSEvent::keyCode(event) as u8, Some(key)));
|
|
}
|
|
|
|
return None;
|
|
}
|
|
|
|
pub unsafe fn make_current(&self) {
|
|
let _: id = msg_send![*self.context, update];
|
|
self.context.makeCurrentContext();
|
|
}
|
|
|
|
pub fn is_current(&self) -> bool {
|
|
unsafe {
|
|
let current = NSOpenGLContext::currentContext(nil);
|
|
if current != nil {
|
|
let is_equal: bool = msg_send![current, isEqual:*self.context];
|
|
is_equal
|
|
} else {
|
|
false
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn get_proc_address(&self, _addr: &str) -> *const () {
|
|
let symbol_name: CFString = FromStr::from_str(_addr).unwrap();
|
|
let framework_name: CFString = FromStr::from_str("com.apple.opengl").unwrap();
|
|
let framework = unsafe {
|
|
CFBundleGetBundleWithIdentifier(framework_name.as_concrete_TypeRef())
|
|
};
|
|
let symbol = unsafe {
|
|
CFBundleGetFunctionPointerForName(framework, symbol_name.as_concrete_TypeRef())
|
|
};
|
|
symbol as *const ()
|
|
}
|
|
|
|
pub fn swap_buffers(&self) {
|
|
unsafe { self.context.flushBuffer(); }
|
|
}
|
|
|
|
pub fn platform_display(&self) -> *mut libc::c_void {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn platform_window(&self) -> *mut libc::c_void {
|
|
unimplemented!()
|
|
}
|
|
|
|
pub fn get_api(&self) -> ::Api {
|
|
::Api::OpenGl
|
|
}
|
|
|
|
pub fn set_window_resize_callback(&mut self, callback: Option<fn(u32, u32)>) {
|
|
self.resize = callback;
|
|
}
|
|
|
|
pub fn set_cursor(&self, cursor: MouseCursor) {
|
|
let cursor_name = match cursor {
|
|
MouseCursor::Arrow => "arrowCursor",
|
|
MouseCursor::Text => "IBeamCursor",
|
|
MouseCursor::ContextMenu => "contextualMenuCursor",
|
|
MouseCursor::Copy => "dragCopyCursor",
|
|
MouseCursor::Crosshair => "crosshairCursor",
|
|
MouseCursor::Default => "arrowCursor",
|
|
MouseCursor::Grabbing => "openHandCursor",
|
|
MouseCursor::Hand | MouseCursor::Grab => "pointingHandCursor",
|
|
MouseCursor::NoDrop => "operationNotAllowedCursor",
|
|
MouseCursor::NotAllowed => "operationNotAllowedCursor",
|
|
MouseCursor::Alias => "dragLinkCursor",
|
|
|
|
|
|
/// Resize cursors
|
|
MouseCursor::EResize | MouseCursor::NResize |
|
|
MouseCursor::NeResize | MouseCursor::NwResize |
|
|
MouseCursor::SResize | MouseCursor::SeResize |
|
|
MouseCursor::SwResize | MouseCursor::WResize |
|
|
MouseCursor::EwResize | MouseCursor::ColResize |
|
|
MouseCursor::NsResize | MouseCursor::RowResize |
|
|
MouseCursor::NwseResize | MouseCursor::NeswResize => "arrowCursor",
|
|
|
|
/// TODO: Find appropriate OSX cursors
|
|
MouseCursor::Cell | MouseCursor::VerticalText | MouseCursor::NoneCursor |
|
|
MouseCursor::Wait | MouseCursor::Progress | MouseCursor::Help |
|
|
MouseCursor::Move | MouseCursor::AllScroll | MouseCursor::ZoomIn |
|
|
MouseCursor::ZoomOut => "arrowCursor",
|
|
};
|
|
let sel = Sel::register(cursor_name);
|
|
let cls = Class::get("NSCursor").unwrap();
|
|
unsafe {
|
|
use objc::MessageArguments;
|
|
let cursor: id = ().send(cls as *const _ as id, sel);
|
|
let _: id = msg_send![cursor, set];
|
|
}
|
|
}
|
|
|
|
pub fn set_cursor_state(&self, state: CursorState) -> Result<(), String> {
|
|
unimplemented!();
|
|
}
|
|
|
|
pub fn hidpi_factor(&self) -> f32 {
|
|
unsafe {
|
|
NSWindow::backingScaleFactor(*self.window) as f32
|
|
}
|
|
}
|
|
|
|
pub fn set_cursor_position(&self, x: i32, y: i32) -> Result<(), ()> {
|
|
unimplemented!();
|
|
}
|
|
}
|
|
|
|
struct IdRef(id);
|
|
|
|
impl IdRef {
|
|
fn new(i: id) -> IdRef {
|
|
IdRef(i)
|
|
}
|
|
|
|
fn retain(i: id) -> IdRef {
|
|
if i != nil {
|
|
unsafe { msg_send![i, retain] }
|
|
}
|
|
IdRef(i)
|
|
}
|
|
|
|
fn non_nil(self) -> Option<IdRef> {
|
|
if self.0 == nil { None } else { Some(self) }
|
|
}
|
|
}
|
|
|
|
impl Drop for IdRef {
|
|
fn drop(&mut self) {
|
|
if self.0 != nil {
|
|
unsafe { msg_send![self.0, release] }
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Deref for IdRef {
|
|
type Target = id;
|
|
fn deref<'a>(&'a self) -> &'a id {
|
|
&self.0
|
|
}
|
|
}
|
|
|
|
impl Clone for IdRef {
|
|
fn clone(&self) -> IdRef {
|
|
if self.0 != nil {
|
|
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, retain] }
|
|
}
|
|
if self.0 != nil {
|
|
unsafe { msg_send![self.0, release] }
|
|
}
|
|
self.0 = source.0;
|
|
}
|
|
}
|
|
|