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Add exit code to ControlFlow::Exit (#2100)

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* Add exit code to control flow and impl on linux

* Fix examples to have an exit code

* Fix doc examples to use an exit code

* Improve documentation wording on the exit code

* Add exit code example

* Add exit code on windows

* Change i32 as exit code to u8

This avoids nasty surprises with negative numbers on some unix-alikes
due to two's complement.

* Fix android usages of ControlFlow::Exit

* Fix ios usages of ControlFlow::Exit

* Fix web usages of ControlFlow::Exit

* Add macos exit code

* Add changelog note

* Document exit code on display server disconnection

* Revert "Change i32 as exit code to u8"

This reverts commit f88fba0253.

* Change Exit to ExitWithCode and make an Exit const

* Revert "Add exit code example"

This reverts commit fbd3d03de9.

* Revert "Fix doc examples to use an exit code"

This reverts commit daabcdf9ef.

* Revert "Fix examples to have an exit code"

This reverts commit 0df486896b.

* Fix unix-alike to use ExitWithCode instead of Exit

* Fix windows to use ExitWithCode rather than Exit

* Silence warning about non-uppercase Exit const

* Refactor exit code handling

* Fix macos Exit usage and recover original semantic

* Fix ios to use ExitWithCode instead of Exit

* Update documentation to reflect ExitWithCode

* Fix web to use ExitWithCode when needed, not Exit

* Fix android to use ExitWithCode, not Exit

* Apply documenation nits

* Apply even more documentation nits

* Move change in CHANGELOG.md under "Unreleased"

* Try to use OS error code as exit code on wayland
This commit is contained in:
multisn8
2022-01-11 01:23:20 +01:00
committed by GitHub
parent 2a2abc4843
commit a52f755ce8
14 changed files with 140 additions and 92 deletions
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17
src/platform_impl/linux/mod.rs
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@@ -655,7 +655,7 @@ impl<T: 'static> EventLoop<T> {
x11_or_wayland!(match self; EventLoop(evlp) => evlp.create_proxy(); as EventLoopProxy)
}
pub fn run_return<F>(&mut self, callback: F)
pub fn run_return<F>(&mut self, callback: F) -> i32
where
F: FnMut(crate::event::Event<'_, T>, &RootELW<T>, &mut ControlFlow),
{
@@ -741,16 +741,13 @@ fn sticky_exit_callback<T, F>(
) where
F: FnMut(Event<'_, T>, &RootELW<T>, &mut ControlFlow),
{
// make ControlFlow::Exit sticky by providing a dummy
// control flow reference if it is already Exit.
let mut dummy = ControlFlow::Exit;
let cf = if *control_flow == ControlFlow::Exit {
&mut dummy
// make ControlFlow::ExitWithCode sticky by providing a dummy
// control flow reference if it is already ExitWithCode.
if let ControlFlow::ExitWithCode(code) = *control_flow {
callback(evt, target, &mut ControlFlow::ExitWithCode(code))
} else {
control_flow
};
// user callback
callback(evt, target, cf)
callback(evt, target, control_flow)
}
}
fn assert_is_main_thread(suggested_method: &str) {