Merge pull request #180 from TyOverby/event-change

Change the way that event iterators are represented.
This commit is contained in:
tomaka 2015-01-02 09:22:27 +01:00
commit ebe32bb2d8
8 changed files with 77 additions and 65 deletions

View file

@ -7,6 +7,8 @@ use events::ElementState::{Pressed, Released};
use events::Event::{MouseInput, MouseMoved};
use events::MouseButton::LeftMouseButton;
use std::collections::RingBuf;
use BuilderAttribs;
pub struct Window {
@ -20,8 +22,10 @@ pub struct MonitorID;
mod ffi;
pub fn get_available_monitors() -> Vec<MonitorID> {
vec![ MonitorID ]
pub fn get_available_monitors() -> RingBuf <MonitorID> {
let rb = RingBuf::new();
rb.push_back(MonitorId);
rb
}
pub fn get_primary_monitor() -> MonitorID {
@ -215,19 +219,19 @@ impl Window {
WindowProxy
}
pub fn poll_events(&self) -> Vec<Event> {
let mut events = Vec::new();
pub fn poll_events(&self) -> RingBuf<Event> {
let mut events = RingBuf::new();
loop {
match self.event_rx.try_recv() {
Ok(event) => match event {
android_glue::Event::EventDown => {
events.push(MouseInput(Pressed, LeftMouseButton));
events.push_back(MouseInput(Pressed, LeftMouseButton));
},
android_glue::Event::EventUp => {
events.push(MouseInput(Released, LeftMouseButton));
events.push_back(MouseInput(Released, LeftMouseButton));
},
android_glue::Event::EventMove(x, y) => {
events.push(MouseMoved((x as int, y as int)));
events.push_back(MouseMoved((x as int, y as int)));
},
},
Err(_) => {
@ -238,7 +242,7 @@ impl Window {
events
}
pub fn wait_events(&self) -> Vec<Event> {
pub fn wait_events(&self) -> RingBuf<Event> {
use std::time::Duration;
use std::io::timer;
timer::sleep(Duration::milliseconds(16));

View file

@ -43,6 +43,7 @@ extern crate core_graphics;
pub use events::*;
use std::default::Default;
use std::collections::ring_buf::IntoIter as RingBufIter;
#[cfg(all(not(target_os = "windows"), not(target_os = "linux"), not(target_os = "macos"), not(target_os = "android")))]
use this_platform_is_not_supported;
@ -487,7 +488,7 @@ impl Window {
/// Contrary to `wait_events`, this function never blocks.
#[inline]
pub fn poll_events(&self) -> PollEventsIterator {
PollEventsIterator { data: self.window.poll_events() }
PollEventsIterator { data: self.window.poll_events().into_iter() }
}
/// Waits for an event, then returns an iterator to all the events that are currently
@ -497,7 +498,7 @@ impl Window {
/// this function will block until there is one.
#[inline]
pub fn wait_events(&self) -> WaitEventsIterator {
WaitEventsIterator { data: self.window.wait_events() }
WaitEventsIterator { data: self.window.wait_events().into_iter() }
}
/// Sets the context as the current context.
@ -637,12 +638,12 @@ impl gl_common::GlFunctionsSource for HeadlessContext {
// Implementation note: we retreive the list once, then serve each element by one by one.
// This may change in the future.
pub struct PollEventsIterator<'a> {
data: Vec<Event>,
data: RingBufIter<Event>,
}
impl<'a> Iterator<Event> for PollEventsIterator<'a> {
fn next(&mut self) -> Option<Event> {
self.data.remove(0)
self.data.next()
}
}
@ -650,12 +651,12 @@ impl<'a> Iterator<Event> for PollEventsIterator<'a> {
// Implementation note: we retreive the list once, then serve each element by one by one.
// This may change in the future.
pub struct WaitEventsIterator<'a> {
data: Vec<Event>,
data: RingBufIter<Event>,
}
impl<'a> Iterator<Event> for WaitEventsIterator<'a> {
fn next(&mut self) -> Option<Event> {
self.data.remove(0)
self.data.next()
}
}
@ -664,13 +665,13 @@ impl<'a> Iterator<Event> for WaitEventsIterator<'a> {
// This may change in the future.
#[cfg(feature = "window")]
pub struct AvailableMonitorsIter {
data: Vec<winimpl::MonitorID>,
data: RingBufIter<winimpl::MonitorID>,
}
#[cfg(feature = "window")]
impl Iterator<MonitorID> for AvailableMonitorsIter {
fn next(&mut self) -> Option<MonitorID> {
self.data.remove(0).map(|id| MonitorID(id))
self.data.next().map(|id| MonitorID(id))
}
}
@ -678,7 +679,7 @@ impl Iterator<MonitorID> for AvailableMonitorsIter {
#[cfg(feature = "window")]
pub fn get_available_monitors() -> AvailableMonitorsIter {
let data = winimpl::get_available_monitors();
AvailableMonitorsIter{ data: data }
AvailableMonitorsIter{ data: data.into_iter() }
}
/// Returns the primary monitor of the system.

View file

@ -21,6 +21,7 @@ use std::cell::Cell;
use std::c_str::CString;
use std::mem;
use std::ptr;
use std::collections::RingBuf;
use events::Event::{MouseInput, MouseMoved, ReceivedCharacter, KeyboardInput, MouseWheel};
use events::ElementState::{Pressed, Released};
@ -337,8 +338,8 @@ impl Window {
WindowProxy
}
pub fn poll_events(&self) -> Vec<Event> {
let mut events = Vec::new();
pub fn poll_events(&self) -> RingBuf<Event> {
let mut events = RingBuf::new();
loop {
unsafe {
@ -370,53 +371,53 @@ impl Window {
}
match event.get_type() {
NSLeftMouseDown => { events.push(MouseInput(Pressed, LeftMouseButton)); },
NSLeftMouseUp => { events.push(MouseInput(Released, LeftMouseButton)); },
NSRightMouseDown => { events.push(MouseInput(Pressed, RightMouseButton)); },
NSRightMouseUp => { events.push(MouseInput(Released, RightMouseButton)); },
NSLeftMouseDown => { events.push_back(MouseInput(Pressed, LeftMouseButton)); },
NSLeftMouseUp => { events.push_back(MouseInput(Released, LeftMouseButton)); },
NSRightMouseDown => { events.push_back(MouseInput(Pressed, RightMouseButton)); },
NSRightMouseUp => { events.push_back(MouseInput(Released, RightMouseButton)); },
NSMouseMoved => {
let window_point = event.locationInWindow();
let view_point = self.view.convertPoint_fromView_(window_point, nil);
events.push(MouseMoved((view_point.x as int, view_point.y as int)));
events.push_back(MouseMoved((view_point.x as int, view_point.y as int)));
},
NSKeyDown => {
let received_str = CString::new(event.characters().UTF8String(), false);
for received_char in received_str.as_str().unwrap().chars() {
if received_char.is_ascii() {
events.push(ReceivedCharacter(received_char));
events.push_back(ReceivedCharacter(received_char));
}
}
let vkey = event::vkeycode_to_element(event.keycode());
events.push(KeyboardInput(Pressed, event.keycode() as u8, vkey));
events.push_back(KeyboardInput(Pressed, event.keycode() as u8, vkey));
},
NSKeyUp => {
let vkey = event::vkeycode_to_element(event.keycode());
events.push(KeyboardInput(Released, event.keycode() as u8, vkey));
events.push_back(KeyboardInput(Released, event.keycode() as u8, vkey));
},
NSFlagsChanged => {
let shift_modifier = Window::modifier_event(event, appkit::NSShiftKeyMask as u64, events::VirtualKeyCode::LShift, shift_pressed);
if shift_modifier.is_some() {
shift_pressed = !shift_pressed;
events.push(shift_modifier.unwrap());
events.push_back(shift_modifier.unwrap());
}
let ctrl_modifier = Window::modifier_event(event, appkit::NSControlKeyMask as u64, events::VirtualKeyCode::LControl, ctrl_pressed);
if ctrl_modifier.is_some() {
ctrl_pressed = !ctrl_pressed;
events.push(ctrl_modifier.unwrap());
events.push_back(ctrl_modifier.unwrap());
}
let win_modifier = Window::modifier_event(event, appkit::NSCommandKeyMask as u64, events::VirtualKeyCode::LWin, win_pressed);
if win_modifier.is_some() {
win_pressed = !win_pressed;
events.push(win_modifier.unwrap());
events.push_back(win_modifier.unwrap());
}
let alt_modifier = Window::modifier_event(event, appkit::NSAlternateKeyMask as u64, events::VirtualKeyCode::LAlt, alt_pressed);
if alt_modifier.is_some() {
alt_pressed = !alt_pressed;
events.push(alt_modifier.unwrap());
events.push_back(alt_modifier.unwrap());
}
},
NSScrollWheel => { events.push(MouseWheel(-event.scrollingDeltaY() as i32)); },
NSScrollWheel => { events.push_back(MouseWheel(-event.scrollingDeltaY() as i32)); },
NSOtherMouseDown => { },
NSOtherMouseUp => { },
NSOtherMouseDragged => { },
@ -442,7 +443,7 @@ impl Window {
event.modifierFlags() & modifier != 0
}
pub fn wait_events(&self) -> Vec<Event> {
pub fn wait_events(&self) -> RingBuf<Event> {
unsafe {
let event = NSApp().nextEventMatchingMask_untilDate_inMode_dequeue_(
NSAnyEventMask as u64,

View file

@ -1,9 +1,10 @@
use core_graphics::display;
use std::collections::RingBuf;
pub struct MonitorID(u32);
pub fn get_available_monitors() -> Vec<MonitorID> {
let mut monitors = Vec::new();
let mut monitors = RingBuf::new();
unsafe {
let max_displays = 10u32;
let mut active_displays = [0u32, ..10];
@ -12,7 +13,7 @@ pub fn get_available_monitors() -> Vec<MonitorID> {
&mut active_displays[0],
&mut display_count);
for i in range(0u, display_count as uint) {
monitors.push(MonitorID(active_displays[i]));
monitors.push_back(MonitorID(active_displays[i]));
}
}
monitors

View file

@ -1,5 +1,6 @@
use std::sync::atomic::AtomicBool;
use std::ptr;
use std::collections::RingBuf;
use libc;
use {CreationError, Event};
@ -200,11 +201,11 @@ impl Window {
/// See the docs in the crate root file.
// TODO: return iterator
pub fn poll_events(&self) -> Vec<Event> {
let mut events = Vec::new();
pub fn poll_events(&self) -> RingBuf<Event> {
let mut events = RingBuf::new();
loop {
match self.events_receiver.try_recv() {
Ok(ev) => events.push(ev),
Ok(ev) => events.push_back(ev),
Err(_) => break
}
}
@ -220,7 +221,7 @@ impl Window {
/// See the docs in the crate root file.
// TODO: return iterator
pub fn wait_events(&self) -> Vec<Event> {
pub fn wait_events(&self) -> RingBuf<Event> {
match self.events_receiver.recv_opt() {
Ok(ev) => {
// if the received event is `Closed`, setting `is_closed` to true
@ -241,7 +242,7 @@ impl Window {
Err(_) => {
use std::sync::atomic::Relaxed;
self.is_closed.store(true, Relaxed);
vec![]
RingBuf::new()
}
}
}

View file

@ -1,5 +1,7 @@
use winapi;
use std::collections::RingBuf;
/// Win32 implementation of the main `MonitorID` object.
pub struct MonitorID {
/// The system name of the monitor.
@ -22,11 +24,11 @@ pub struct MonitorID {
}
/// Win32 implementation of the main `get_available_monitors` function.
pub fn get_available_monitors() -> Vec<MonitorID> {
pub fn get_available_monitors() -> RingBuf<MonitorID> {
use std::{iter, mem, ptr};
// return value
let mut result = Vec::new();
let mut result = RingBuf::new();
// enumerating the devices is done by querying device 0, then device 1, then device 2, etc.
// until the query function returns null
@ -78,7 +80,7 @@ pub fn get_available_monitors() -> Vec<MonitorID> {
};
// adding to the resulting list
result.push(MonitorID {
result.push_back(MonitorID {
name: output.DeviceName,
readable_name: readable_name,
flags: output.StateFlags,

View file

@ -5,6 +5,7 @@ use libc;
use std::{mem, ptr};
use std::cell::Cell;
use std::sync::atomic::AtomicBool;
use std::collections::RingBuf;
use super::ffi;
use std::sync::{Arc, Once, ONCE_INIT};
@ -424,10 +425,10 @@ impl Window {
}
}
pub fn poll_events(&self) -> Vec<Event> {
pub fn poll_events(&self) -> RingBuf<Event> {
use std::mem;
let mut events = Vec::new();
let mut events = RingBuf::new();
loop {
use std::num::Int;
@ -456,9 +457,9 @@ impl Window {
if client_msg.l[0] == self.wm_delete_window as libc::c_long {
self.is_closed.store(true, Relaxed);
events.push(Closed);
events.push_back(Closed);
} else {
events.push(Awakened);
events.push_back(Awakened);
}
},
@ -468,14 +469,14 @@ impl Window {
let (current_width, current_height) = self.current_size.get();
if current_width != cfg_event.width || current_height != cfg_event.height {
self.current_size.set((cfg_event.width, cfg_event.height));
events.push(Resized(cfg_event.width as uint, cfg_event.height as uint));
events.push_back(Resized(cfg_event.width as uint, cfg_event.height as uint));
}
},
ffi::MotionNotify => {
use events::Event::MouseMoved;
let event: &ffi::XMotionEvent = unsafe { mem::transmute(&xev) };
events.push(MouseMoved((event.x as int, event.y as int)));
events.push_back(MouseMoved((event.x as int, event.y as int)));
},
ffi::KeyPress | ffi::KeyRelease => {
@ -504,7 +505,7 @@ impl Window {
};
for chr in written.as_slice().chars() {
events.push(ReceivedCharacter(chr));
events.push_back(ReceivedCharacter(chr));
}
let keysym = unsafe {
@ -513,7 +514,7 @@ impl Window {
let vkey = events::keycode_to_element(keysym as libc::c_uint);
events.push(KeyboardInput(state, event.keycode as u8, vkey));
events.push_back(KeyboardInput(state, event.keycode as u8, vkey));
},
ffi::ButtonPress | ffi::ButtonRelease => {
@ -530,11 +531,11 @@ impl Window {
ffi::Button2 => Some(MiddleMouseButton),
ffi::Button3 => Some(RightMouseButton),
ffi::Button4 => {
events.push(MouseWheel(1));
events.push_back(MouseWheel(1));
None
}
ffi::Button5 => {
events.push(MouseWheel(-1));
events.push_back(MouseWheel(-1));
None
}
_ => None
@ -542,7 +543,7 @@ impl Window {
match button {
Some(button) =>
events.push(MouseInput(state, button)),
events.push_back(MouseInput(state, button)),
None => ()
};
},
@ -554,7 +555,7 @@ impl Window {
events
}
pub fn wait_events(&self) -> Vec<Event> {
pub fn wait_events(&self) -> RingBuf<Event> {
use std::mem;
loop {

View file

@ -1,10 +1,11 @@
use std::{ptr};
use std::ptr;
use std::collections::RingBuf;
use super::super::ffi;
use super::ensure_thread_init;
pub struct MonitorID(pub uint);
pub fn get_available_monitors() -> Vec<MonitorID> {
pub fn get_available_monitors() -> RingBuf<MonitorID> {
ensure_thread_init();
let nb_monitors = unsafe {
let display = ffi::XOpenDisplay(ptr::null());
@ -16,9 +17,9 @@ pub fn get_available_monitors() -> Vec<MonitorID> {
nb_monitors
};
let mut vec = Vec::new();
vec.grow_fn(nb_monitors as uint, |i| MonitorID(i));
vec
let mut monitors = RingBuf::new();
monitors.extend(range(0, nb_monitors).map(|i| MonitorID(i as uint)));
monitors
}
pub fn get_primary_monitor() -> MonitorID {