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Implement fullscreen for win32

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This commit is contained in:
Tomaka17 2014-07-27 21:21:50 +02:00
parent d824fb94db
commit 0d122cec47
2 changed files with 138 additions and 6 deletions
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49
src/win32/mod.rs
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@ -23,7 +23,7 @@ local_data_key!(pub WINDOWS_LIST: Mutex<Vec<(ffi::HWND, Sender<Event>)>>)
impl Window {
pub fn new(dimensions: Option<(uint, uint)>, title: &str,
_hints: &Hints, _monitor: Option<MonitorID>)
_hints: &Hints, monitor: Option<MonitorID>)
-> Result<Window, String>
{
use std::mem;
@ -60,16 +60,48 @@ impl Window {
os::error_string(os::errno() as uint)))
}
// building a RECT object with coordinates
let mut rect = ffi::RECT {
left: 0, right: dimensions.map(|(w, _)| w as ffi::LONG).unwrap_or(1024),
top: 0, bottom: dimensions.map(|(_, h)| h as ffi::LONG).unwrap_or(768),
};
// switching to fullscreen
if monitor.is_some() {
let mut screen_settings: ffi::DEVMODE = unsafe { mem::zeroed() };
screen_settings.dmSize = mem::size_of::<ffi::DEVMODE>() as ffi::WORD;
screen_settings.dmPelsWidth = 1024;
screen_settings.dmPelsHeight = 768;
screen_settings.dmBitsPerPel = 32;
screen_settings.dmFields = ffi::DM_BITSPERPEL | ffi::DM_PELSWIDTH | ffi::DM_PELSHEIGHT;
let result = unsafe { ffi::ChangeDisplaySettingsW(&mut screen_settings, ffi::CDS_FULLSCREEN) };
if result != ffi::DISP_CHANGE_SUCCESSFUL {
return Err(format!("ChangeDisplaySettings failed: {}", result))
}
}
// computing the style and extended style
let (ex_style, style) = if monitor.is_some() {
(ffi::WS_EX_APPWINDOW, ffi::WS_POPUP | ffi::WS_CLIPSIBLINGS | ffi::WS_CLIPCHILDREN)
} else {
(ffi::WS_EX_APPWINDOW | ffi::WS_EX_WINDOWEDGE,
ffi::WS_OVERLAPPEDWINDOW | ffi::WS_CLIPSIBLINGS | ffi::WS_CLIPCHILDREN)
};
// adjusting
unsafe { ffi::AdjustWindowRectEx(&mut rect, style, 0, ex_style) };
// creating the window
let handle = unsafe {
use libc;
let handle = ffi::CreateWindowExW(0, class_name.as_ptr(),
let handle = ffi::CreateWindowExW(ex_style, class_name.as_ptr(),
title.utf16_units().collect::<Vec<u16>>().append_one(0).as_ptr() as ffi::LPCWSTR,
ffi::WS_OVERLAPPEDWINDOW | ffi::WS_VISIBLE,
dimensions.map(|(x, _)| x as libc::c_int).unwrap_or(ffi::CW_USEDEFAULT),
dimensions.map(|(_, y)| y as libc::c_int).unwrap_or(ffi::CW_USEDEFAULT),
ffi::CW_USEDEFAULT, ffi::CW_USEDEFAULT,
style | ffi::WS_VISIBLE | ffi::WS_CLIPSIBLINGS | ffi::WS_CLIPCHILDREN,
if monitor.is_some() { 0 } else { ffi::CW_USEDEFAULT},
if monitor.is_some() { 0 } else { ffi::CW_USEDEFAULT},
rect.right - rect.left, rect.bottom - rect.top,
ptr::mut_null(), ptr::mut_null(), ffi::GetModuleHandleW(ptr::null()),
ptr::mut_null());
@ -82,6 +114,11 @@ impl Window {
handle
};
// calling SetForegroundWindow if fullscreen
if monitor.is_some() {
unsafe { ffi::SetForegroundWindow(handle) };
}
// adding it to WINDOWS_LIST
let events_receiver = {
let (tx, rx) = channel();